University of Hohenheim- Special Research Programme 308

Adapted Farming in West Africa
 

Publications 1987 – 1999
(as of April 1999)



Table of Contents
 

1   Refereed Journal Articles

2   Other Communications, Unrefereed Proceedings, Interim and Institutional Reports, Working Papers

3   Contributions to Book Chapters and Refereed Proceedings,

3   Dissertations


 
 
 
 
 
 
 
 

Imprint according to § 8 of the federal state press law:

Publications Catalogue of the Special Research Programme 308

"Adapted Farming in West Africa"
 
 

Publisher: University of Hohenheim
 
 

Responsible: Prof. Dr. Matthias von Oppen

Director of the Special Research Programme 308

University of Hohenheim (793)

D-70593 Stuttgart
 
 

Editors: Jean-Baptiste Ntahondi and Dr. Jürgen Greiling

Special Research Programme 308

Schwerzstraße 33

70593 Stuttgart
 
 

Telefon: 0711/459-3326

Telefax: 0711/459-3315

E-Mail: sfb308@uni-hohenheim.de

ntahondi@uni-hohenheim.de
 
 
 
 
 
 

1 Refereed Journal Articles
 

  • Akonde, T.P., Leihner, D.E. and Steinmüller, N. 1996. Alley cropping on an Ultisol in subhumid Benin. Part 1: Long-term effect on maize, cassava and tree productivity. Agroforestry Systems 34, 1-12.
  • Akonde, T.P., Ernst-Schaeben, R., Leihner, D.E. and Steinmüller, N. 1996. Alley cropping on an Ultisol in subhumid Benin. Part 2: Changes in crop physiology and tree-crop competition. Agroforestry Systems 34, 13-25.
  • Akonde, T.P., Kühnle, R.F., Steinmüller, N. and Leihner, D.E. 1997. Alley cropping on an Ultisol in subhumid Benin. Part 3: Nutrient budget of maize, cassava and trees. Agroforestry Systems 37, 213-226.
  • Banzhaf, J., Leihner, D.E., Buerkert, A. and Serafini, P.G. 1992. Soil tillage and windbreak effects on millet and cowpea: Wind speed, evaporation and wind erosion. Agronomy Journal 84, 1056-1060.
  • Bationo, A. and Mokwunye, A.U. 1991. Alleviating soil fertility constraints to increased crop production in West Africa: The experience in the Sahel. Fertilizer Research 29, 95-115.
  • Bationo, A. and Mokwunye, A.U. 1991. Role of manures and crop residue in alleviating soil fertility constraints to crop production, with special reference to the Sahelian and Sudanian zones of West Africa. Fertilizer Research 29, 117-125.
  • Baumann, M. and Müller, W. 1995. Wirkung von tanninhaltigem Pflanzen-material auf pathogene Keime in vitro. Tierärztliche Umschau 48, 738-741.
  • Baumann, M., Müller, W. and Greiling, J. 1997. Effects of fodder plants containing tannin on Clostridia flora in the intestine of sheep. Animal Research and Development 45, 73-81.
  • Becker, K. and Clar, U. 1991. Potential of animal draught power - Limitations and prospects. Animal Research and Development 34, 9-16.
  • Bleich, K.E. and Herrmann, L. 1996. Stufenbildung und Bodenentwicklung in einer typischen Kleinlandschaft bei Tara, SW-Niger/Westafrika. Z. Geomorph. N.F. Suppl.-Bd. 103, 103-122.
  • Böhringer, A. and Leihner, D.E. 1997. Pigeonpea in simultaneous fallow-cropping systems in the subhumid forest-savanna mosaic zone of West Africa. Experimental Agriculture 33, 301-312.
  • Böhringer, A., Leihner, D.E. 1997. A comparison of alley cropping and block planting systems in Subhumid Benin. Agroforestry Systems 35, 117-130.
  • Brouwer, J., Fussel, L.K. and Herrmann, L. 1993. Soil and crop growth microvariability in the West African semi-arid tropics: A possible risk-reducing factor for subsistence farmers? Agriculture, Ecosystems and Environment 45, 229-238.
  • Buerkert, A., Lawrence, P.R., Williams, J.H. and Marschner, H. 1995. Non-destructive measurements of biomass in millet, cowpea, groundnut, weeds and grass swards using reflectance and their application for growth analysis in the Sahel. Experimental Agriculture 31, 1-11.
  • Buerkert, A., Stern, R.D. and Marschner, H. 1995. Post stratification clarifies treatment effects on millet growth in the Sahel. Agronomy Journal 87,  752-761.
  • Buerkert, A. and Stern, R.D. 1995. Crop residue and phosphorus application affect the spatial variability of non-destructively measured millet growth in the Sahel. Experimental Agriculture 31, 429-449.
  • Buerkert, A., Mahler, F. and Marschner, H. 1996. Soil productivity manage-ment and plant growth in the Sahel: Potential of an aerial monitoring technique. Plant and Soil 180, 29-38.
  • Buerkert, A., Lamers, J.P.A., Schmelzer, G., Becker, K. and Marschner, H. 1997. Phosphorus and millet crop residue application affect the quantity and quality of millet leaves and fodder weeds for ruminants in agro-pastoral systems of the Sahel. Experimental Agriculture 33, 1-11.
  • Buerkert, A., Haake, C., Ruckwied, M. and Marschner, H. 1998. Phosphorus application affects the nutritional quality of millet grain in the Sahel. Field Crops Research 57, 223-235.
  • Buerkert, A. and Hiernaux, P. 1998. Nutrients in the West African Sudano-Sahelian zone: Losses, transfers and role of external inputs. Zeitschrift für Pflanzenernährung und Bodenkunde 161, 365-383.
  • Buerkert, A., Bationo, A. and Dossa, K. 1999. Mechanisms of residue mulch induced cereal growth increases in West Africa. Soil Science Society American Journal.
  • Clar, U., Susenbeth, A. and Becker, K. 1990. Untersuchungen zum Energieumsatz von Zugochsen der Rassen Deutsches Fleckvieh und Zebu. Journal for Animal Physiology and Animal Nutrition 64, 47-48.
  • Clar, U., Becker, K. and Susenbeth, A. 1992. Eine Maskentechnik zur mobilen Gaswechselmessung beim Rind. Journal for Animal Physiology and Animal Nutrition 67, 133-142.
  • Feil, P., Lamers, J.P.A. and Herrmann, L. 1995. A plea for the problem solving approach: The case of knowledge generation on crop residues in Niger. Journal of Technology Transfer 20, 31-41.
  • Gaiser, T., Bernard, M. and Stahr, K. 1994. Nitrogen and carbon mineralization in cultivated acrisols and vertisols in a sub-humid tropical climate. Zeitschrift für Pflanzenernährung und Bodenkunde 157, 375-381.
  • Gaiser, T., Bernard, M., Kang, B.T. and Stahr, K. 1998. Nitrogen mineralization and nitrogen uptake by maize as influenced by light and heavy organic matter fractions. Zeitschrift für Pflanzenernährung und Bodenkunde 161, 555-561.
  • Gérard, B., Buerkert, A., Hiernaux, P. and Marschner, H. 1997. Non-destructive measurement of plant growth and nitrogen status of pearl millet with low-altitude aerial photography. Soil Science and Plant Nutrition 43, 993-998.
  • Gérard, B. and Buerkert, A. 1999. Mulching and mineral fertiliser effects on pearl millet and Guiera senegalensis growth as determined by aerial photography. Plant and Soil.
  • Graef, F., van Duivenbooden, N. and Stahr, K. 1998. Remote sensing- and transect-based retrieval of spatial soil and terrain (SOTER) information in semi-arid Niger. Journal of Arid Environments 39, 631-644.
  • Hafner, H., Ndunguru, B.J., Bationo, A. and Marschner, H. 1991. Effect of nitrogen, phosphorus and molybdenum application on growth and symbiotic N2-fixation of groundnut in an acid sandy soil in Niger. Fertilizer Research 31, 69-77.
  • Hafner, H., Bley, J., Bationo, A., Martin, P. and Marschner, H. 1993. Long-term nitrogen balance for pearl millet (Pennisetum glaucum L.) in an acid sandy soil of Niger. Zeitschrift für Pflanzenernährung und Bodenkunde 156, 169-176.
  • Hafner, H., George, E., Bationo, A. and Marschner, H. 1993. Effect of crop residues on root growth and phosphorus acquisition of pearl millet in an acid sandy soil in Niger. Plant and Soil 150, 117-127.
  • Herrmann, L., Hebel, A. and Stahr, K. 1994. Influence of soil microvariability on millet growth on sandy sahelian soils. Zeitschrift für Pflanzenernährung und Bodenkunde 157, 111-115.
  • Herrmann, L., Ramsperger, B., Stahr, K. and Peinemann, N. 1996. Change of chemical and mineralogical properties of dust during transport from the sources to the ocean in West Africa and South America. Annales Geophysicae 14, 592.
  • Herrmann, L., Stahr, K. and Sponholz, B. 1997. Identifizierung trockenzeitlicher und regenzeitlicher Staubquellen im östlichen Westafrika. Geowissen-schaftliche Untersuchungen in Afrika III. Würzburger Geographische Arbeiten 92, 189-211.
  • Jahn, R., Herrmann, L. and Stahr, K. 1995. Bedeutung äolischer Einträge für Bodenbildung und Standortseigenschaften im circumsaharischen Raum. Zbl. Geol. Paläont. Teil I H 3/4, 421-432.
  • Koch, W. and Lutzeyer, H.-J. 1992. Untersuchungen zur Ackerunkraut- und Brachevegetation in Togo und Benin. Geobot. Kolloq. 8, 19-34.
  • Kretzschmar, R.M., Hafner, H., Bationo, A. and Marschner, H. 1991. Long- and short-term effects of crop residues on aluminium toxicity, phosphorus availability and growth of pearl millet in an acid sandy soil. Plant and Soil 136, 215-223.
  • Lamers, J.P.A., Michels, K., Allison, B.E. and Vandenbeldt, R.J. 1994. Trees for agroforestry systems in Niger. Researchers' gains through local knowledge of men and women. Quarterly Journal of International Agriculture 33, 179-191.
  • Lamers, J.P.A., Michels, K., Allison, B.E. and Vandenbeldt, R.J. 1994. Trees and windbreaks in the Sahel: Establishment, growth, nutritive and calorific values. Agroforestry Systems 26, 171-184.
  • Lamers, J.P.A. and Feil, P. 1995. Farmer's knowledge and management of spatial soil and crop growth variability in Niger, West Africa. Netherlands Journal of Agricultural Science 43, 375-389.
  • Lamers, J.P.A., Michels, K. and Feil, P. 1995. Wind erosion control using windbreaks and crop residues: Local knowledge and experimental results. Der Tropenlandwirt 96 (I), 87-96.
  • Lamers, J.P.A., Feil, P. and Buerkert, A. 1995. Spatial crop growth variability in Western Niger: The knowledge of farmers and researchers. Indigeneous Knowledge and Development Monitor 3, 17-19.
  • Lamers, J.P.A., Buerkert, A., Makkar, H.P.S., von Oppen, M. and Becker, K. 1996. Biomass production, and feed and economic value of fodder weeds as by-products of millet cropping in a Sahelian farming system. Experimental Agriculture 32, 317-326.
  • Lamers, J.P.A. and Brüntrup, M. 1996. Comparative advantage of single and multipurpose uses of millet stover in Niger. Agricultural Systems 50,     273-285.
  • Lamers, J.P.A., Brüntrup M. and Buerkert, A. 1998. The profitability of traditional and innovative mulching techniques using millet crop residues in the West African Sahel Agriculture. Ecosystems and Environment 67,     23-35.
  • Leihner, D.E., Buerkert, A., Banzhaf, J. and Serafini, P.G. 1993. Soil tillage and windbreak effects on millet and cowpea II: Dry matter and grain yield. Agronomy Journal 85, 400-405.
  • Leinmüller, E., Steingass, H. and Menke, K.-H. 1991. Tannins in ruminant feedstuffs. Animal Research and Development 33, 9-62.
  • Lühe, N. von der 1991. Transfer of technology or barter trade? The rural extension service in the Atlantique province of Benin as a market for negotiating resources. Quarterly Journal of International Agriculture 30, 248-263.
  • Lutzeyer, H.-J. and Koch, W. 1992. Samenslebensfähigkeit und Periodizität des Auflaufs wichtiger Unkrautarten Süd-Benins. Zeitschrift für Pflanzen-krankheiten und Pflanzenschutz 13, 87-93.
  • Mahler, F. and Becker, K. 1990. Natürliche Weiden- und Ernterückstände als Futtergrundlage für die Rinderhaltung im Sahel: Verfügbarkeit - Qualität – Verwertung. Journal of Animal Physiology and Animal Nutrition 64, 48-49.
  • Mahler, F., Schlecht, E., Sangaré, M. and Becker, K. 1995. Utilisation des grains de polyamide pour estimer l'excrétion fécale de bovins sur pâturage Sahélien. Annales Zootechniques 44, 240.
  • Mahler, F., Schlecht, E., Sangaré, M. and Becker, K. 1997. Granulated polyamide as external marker to estimate total faecal excretion of grazing cattle in extensive management systems. British Journal of Nutrition 78, 785-803.
  • Michels, K., Sivakumar, M.V.K. and Allison, B.E. 1993. Wind erosion in the Southern Sahelian Zone and induced constraints to pearl millet production. Agricultural and Forest Meteorology 67, 65-77.
  • Michels, K., Armbrust, D.V., Allison, B.E., Sivakumar, M.V.K. 1995. Wind and wind-blown sand damage to pearl millet. Agronomy Journal 87, 620-626.
  • Michels, K., Sivakumar, M.V.K. and Allison, B.E. 1995. Wind erosion control using crop residue I. Effects on soil flux and soil properties. Field Crops Research 40, 101-110.
  • Michels, K., Sivakumar, M.V.K. and Allison, B.E. 1995. Wind erosion control using crop residue II. Effects on millet establishment and yields. Field Crops Research 40, 111-118.
  • Michels, K., Lamers, J.P.A. and Buerkert, A. 1998. Effects of windbreak species and mulching on wind erosion and millet yield in the Sahel. Experimental Agriculture 34, 449-464.
  • Mongbo, R.L. and Floquet, A. 1993. Démarches de diagnostic rapide: des expériences de participation au Bénin. Les cahiers de la Recherche-Développement 323, 49-60.
  • Müller, H.-M., Leinmüller, E. and Rittner, U. 1988. Zur chemikalischen und funktionellen Charakterisierung von Tanninen westafrikanischer Futter-pflanzen. Journal of Animal Physiology and Animal Nutrition 60, 1-47.
  • Neef, A. and Heidhues, F. 1994. The role of land tenure in agroforestry: Lessons from Benin. Agroforestry Systems 27, 145-161.
  • Ramsperger, B., Herrmann, L. and Stahr, K. 1998. Dust characteristics and source-sink relations in eastern West Africa (SW-Niger and Benin) and South America (Argentinean Pampas). Zeitschrift für Pflanzenernährung und Bodenkunde 161, 357-363.
  • Rebafka, F.-P., Bationo, A. and Marschner, H. 1993. Phosphorus seed coating increases P uptake, early growth and yield of pearl millet (Pennisetum glaucum L. R. Br.) grown on an acid sandy soil in Niger, West Africa. Fertilizer Research 35, 151-160.
  • Rebafka, F.-P., Ndunguru, B.J. and Marschner, H. 1993. Single superphosphate depresses molybdenum uptake and limits yield response to phosphorus in groundnut (Arachis hypogaea L.) grown on an acid sandy soil in Niger, West Africa. Fertilizer Research. 34, 233-242.
  • Rebafka, F.-P., Ndunguru, B.J. and Marschner, H. 1993. Crop residue application increases nitrogen fixation and dry matter production in groundnut (Arachis hypogaea L.) grown on an acid sandy soil in Niger, West Africa. Plant and Soil 150, 213-222.
  • Rebafka, F.-P., Hebel, A., Bationo, A., Stahr, K. and Marschner, H. 1994. Short- and long-term effects of crop residues and of phosphorus fertilization on pearl millet yield on an acid sandy soil in Niger, West Africa. Field Crops Research 36, 113-124.
  • Rebafka, F.-P., Hebel, A., Bationo, A., Stahr, K. and Marschner, H. 1994. Short- and long-term effects of crop residues and of phosphorus fertilization on pearl millet yield on an acid sandy soil in Niger, West Africa. Field Crops Research 36, 113-124.
  • Rittner, U. and Reed, J. D. 1991. Phenolics and in vitro degradability of protein and fibre in West African browse. Journal of Science of Food and Agriculture 58, 21-28.
  • Rometsch, M. and Becker, K. 1993. Determination of the reaction of heart rate of oxen to draught work with a portable data-acquisition system. Journal of Agricultural Engineering Research 54, 26-29.
  • Schlecht, E., Sangaré, M. and Becker, K. 1995. Diet selection and nutrient intake of differently supplemented Zebu cattle grazing Sahelian pastures. Annales Zootechniques 44, 327
  • Schlecht, E., Sangaré, M. and Becker, K. 1999. Supplementation of Zebu cattle grazing Sahelian pastures. Part I: Diet selection and feed intake. Journal of Agricultural Science.
  • Schrägle, R. and Müller, W. 1990. The influence of selected tannin-containing plant species on the tenacity of pathogenic bacteria in an in vitro rumen system. Journal of Veterinary Medicine 37, 181-186.
  • Sterk, G., Herrmann, L. and Bationo, A. 1996. Wind blown nutrient transport and soil productivity changes in southwest Niger. Land Degradation and Development 7, 325-335.
  • Wezel, A. and Böcker R. 1998. Fallow plant communities and site characteristics in semi-arid Niger, West Africa. Journal of Arid  Environments 40.
  • Zanzinger, J. and Becker, K. 1992. Blood parameters in draught oxen during work: Relationship to physical fitness. Comp. Biochem. Physiol. Vol. 102, 715-719.
  • Zanzinger, J., Becker, K. and Rometsch, M. 1993. Physiological response of Zebu and Taurine oxen to draught work. Journal of Experimental Zoology. 266, 249-256.
  • Zanzinger J., Hoffmann, I. and Becker, K. 1994. Diurnal variations in blood gases and metabolites for draught Zebu and Taurine oxen. Comp. Biochem. Physiol. 108A, 169-173.

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    2 Other Communications, Unrefereed Proceedings, Interim and Institutional Reports, Working Papers

       
      1. Abele, S. 1997. Nécessité pour les cultures de rente au Bénin d'un ajustement institutionnel et technologique dans le contexte de la dévaluation. Etude comparative de l'ananas et du coton, p.17-24. In Bierschenk, T., Le Meur, P.-Y. and von Oppen, M. (eds.). Institutions and Technologies for Rural Development in West Africa. Proceedings of an International Symposium, University of Hohenheim, 16-22 February 1996, Cotonou, Benin. Margraf Verlag, Weikersheim, Germany.
      2. Akker, E. van den and Dansou, R. 1997. Perspectives du développement rural au Bénin dans les quinze années à venir. Enquête auprès des institutions de développement rural, p. 45-57. In Bierschenk, T., Le Meur, P.-Y. and von Oppen, M. (eds.). Institutions and Technologies for Rural Development in West Africa. Proceedings of an International Symposium, University of Hohenheim, 16-22 February 1996, Cotonou, Benin. Margraf Verlag, Weikersheim, Germany.
      3. Akonde, T.P., Leihner, D.E. and Kang, B.T. 1995. Response of maize and cassava to potassium fertilization and alley cropping with Leucaena leucocephala and Acacia auriculiformis, p. 248-254. In Alley Farming Research and Development. Proceedings of the International Conference held at IITA, September 14-18, 1992, Ibadan, Nigeria.
      4. Bationo, A., Buerkert, A., Sedogo, M.P., Christianson, B.C. and Mokwunye, A.U. 1995. A critical review of crop residue use as soil amendment in the West African semi-arid tropics. p. 305-322. In Powell, J.M., Férnandez-Rivera, S., Williams, T.O. and Renard, C. (eds.). Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume II, Technical Papers. Proceedings of a conference at ILCA, Addis Ababa, Ethiopia, 22-26 November 1993.
      5. Baumann, M., Müller, W. and Greiling, J. 1996. Der Einfluß von tanninhaltigen Futterpflanzen auf die Chlostridien-Flora im Intestinaltrakt von Schafen. In Seifert, H.S.H., Vlek, P.L.G. and Weidelt, H.J. (eds.). Proceedings des Symposiums vom 13. 10. 1995. 25 Jahre Forschungstätigkeit des Instituts für Tropenhygiene und Vorstellung der Zwischenergebnisse des BMBF. Forschungsvorhaben "Ersatz von Tierversuchen bei der Wirksamkeits-prüfung von Clostridienimmunpräparaten". Göttinger Beiträge zur Land- und Forstwirtschaft in den Tropen und Subtropen 107, p. 24-34.
      6. Becker, K. 1992. Characterization of the physical performance potential of bos indicus and bos taurus - energetic efficiency and individual fitness, p. 40-65. In Exercise physiology and physical performance in farm animals - comparative and specific aspects. Proceedings of a Satellite Conference as part of the 8th International Conference on Production Diseases in Farm Animals, 24.8.1992, University of Bern, Switzerland.
      7. Becker, K., Mahler, F., Schlecht, E. and Susenbeth, A. 1992. Plant / animal interaction on savannah shrubland in Sahelian Mali, p. 413-434. In Proceedings of the 5th Asia and Oceania Congress of Nuclear Medicine and Biology, Volume II, Jakarta and Bali 25-30 October 1992.
      8. Betker, J. and Kutzbach, H.D. 1989. Influence of design on the draught force characteristics of animal-drawn carts, p. 258-263. In Hoffmann, D., Nari, J. and Petheram, R.J. (eds.). Proceedings of the ACIAR Workshop on Draught Animal Power, 3-6 July 1990, Bogor, Indonesien.
      9. Betker, J. and Kutzbach, H.D. 1989. The working performance of animal-drawn implements for soil tillage in Western Africa, p. 1517-1522. In Dodd, V.A. and Grace, P.M. (eds.). Proceedings of the 11th International Congress on Agricultural Engineering of CGIAR, 4-8 September 1989, Dublin, Ireland.
      10. Betker, J. 1990. A systematical approach to identify potentials for improving the mechanical output of an animal-powered tillage system. International Conference on Agricultural Engineering, Berlin 1990.
      11. Betker, J. 1990. Research on the Mechanisation of Weeding with Animal-Drawn Implements, Research for the Development of Animal Traction in West Africa, p. 99-103. Proceedings of the 4th Workshop of the West African Animal Traction Networkshop, Kano, Nigeria, 9-13 July 1990.
      12. Betker, J. 1990. The role of donkeys in agricultural mechanization in Niger - its potential and limitations, p. 1-9. Proceedings of an International Colloquium on Donkeys, Mules and Horses in Tropical Agriculture, 3-6 September 1990, Edinburgh, Scotland, UK.
      13. Bielders, C.L., Michels, K., Schlecht, E. and Mahler, F. 1998. Le potentiel de la fumure organique et du paillage pour l’intensification de la production agricole sur les terres dégradées du Sahel, p. 747-758. In Breman, H. and Sissoko, K. (eds.) L'intensification agricole au Sahel. Editions Karthala, Paris, France.
      14. Bleich, K.E., Michels, U. and Pappenfuß, K.H. 1991. Tonminerale und Standorteigenschaften in einer Kleinlandschaft im Osten von Burkina Faso/Westafrika. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, p. 1133-1136.
      15. Bleich K.E., Herrmann, L., Pappenfuß, K.H. and Stahr, K. 1993. Zum Staubeintrag in landwirtschaftlich genutzte Standorte Westafrikas: Herkunft und Zusammensetzung der Stäube in Süd-Niger. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 72, 1277-1280.
      16. Bleich, K.E. and Herrmann, L. 1995. Der Einfluß der Termitentätigkeit auf die Mikrovariabilität von Körnung und Nährstoffgehalten in Luvic Arenosols bei Sadoré, SW-Niger. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft, 741-744.
      17. Bleich, K.E. and Hammer, R. 1996. Soils of Western Niger, p. 23-32. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Developments in plant and soil sciences, vol. 67. Kluwer Academic Publishers, The Netherlands.
      18. Bleich, K.E., Herrmann, L., Pappenfuß, K.H. and Stahr, K. 1996. Dust influx into the soils of the Sahelian zone in Niger. Its composition and identification, p. 311-317. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in West Africa, the Problem and its Control. Proceedings of an International Symposium, University of Hohenheim, Germany, 5-7 December 1994. Margraf Verlag, Weikersheim, Germany.
      19. Bleich, K.E. and Herrmann, L. 1997. Tieflockerung von "Schichtlateriten" und ihre Folgeprobleme in der Umgebung von Tahoua (Niger,Westafrika). Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 85, 1485-1488.
      20. Bley, J., Ploeg, R.R. van der, Sivakumar, M.V.K. and Allison, B.E. 1991. A risk-profitability map for millet production in Southwest Niger. In Soil Water Balance in the Sudano-Sahelian Zone. Proceedings of a Niamey Workshop, February 1991, IAHS Publ. No. 199, p. 571-581.
      21. Brüntrup, M. 1994. La production du coton et l'environment: Quelques considérations pour les zones de savane dans le Nord du Bénin. In Ton, P. and de Haan, L. (eds), Amsterdamse Sociaal - Geografische Studies 49, 94-103, Amsterdam, The Netherland. Proceedings of a Seminar on Sustainable Agriculture in Benin.
      22. Brüntrup, M. 1995. Für eine Entideologisierung der Subsistenzwirtschaft. Subsistenz-Ökonomie ein neues - altes - Konzept in der Entwicklungspolitik. Protokolldienst 37/95, 65-80. Evangelische Akademie Bad Boll, 19-21 Juni 1995, Germany.
      23. Brüntrup, M., Lamers, J.P.A. and Heidhues, F. 1996. The economics of millet crop residues for wind erosion control in Niger, West Africa, p. 243-256. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in West Africa. The Problem and its Control. Proceedings of an International Symposium, 5-7 December 1994, University of Hohenheim, Germany. Margraf Verlag, Weikersheim, Germany.
      24. Brüntrup, M., Lamers, J.P.A., Heidhues, F. and von Oppen, M. 1996. An economic evaluation of the use of millet crop residues from a farming systems perspective, p. 193-214. In: Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System. Developments in plant and soil sciences, vol. 67. Kluwer Academic Publishers, The Netherlands.
      25. Brüntrup, M. 1997. Comparison of price development and price instabilities between food crops and cotton in North-Benin: Implications for price policy, p. 77-90. In Bierschenk, T., Le Meur, P.-Y. and von Oppen, M. (eds.). Institutions and Technologies for Rural Development in West Africa. Proceedings of an International Symposium, University of Hohenheim, 5-7 December 1994, Germany. Margraf Verlag, Weikersheim, Germany.
      26. Brüntrup, M., Lamers, J.P.A. and Herrmann, L. 1997. Modelling long term effects of crop residue management for sustainable farming systems. In Teng et al. (eds.). Applications of Systems Approaches at the Farm and Regional Levels, Vol.1, p. 53-64. Dordrecht, The Netherlands.
      27. Buerkert, A., Lamers, J.P.A., Marschner, H. and Bationo, A. 1996. Inputs of mineral nutrients and crop residue mulch reduce wind erosion effects on millet in the Sahel, p. 145-160. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in West Africa. The Problem and its Control. Proceedings of an International Symposium, 5-7 December 1994, University of Hohenheim, Germany. Margraf Verlag, Weikersheim, Germany.
      28. Buerkert, B., Banzhaf, J., Buerkert, A. and Leihner, D.E. 1996. Effects of natural savannah windbreaks and soil ridging on wind erosion and growth of cowpea and millet, p. 87-104. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind erosion in Niger. Implications and control measures in a millet-based farming system. Developments in Plant and Soil Sciences, vol. 67. Kluwer Academic Publishers, Dordrecht, The Netherlands.
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      113. Mayus, M., Allison, B.E. and Sivakumar, M.V.K. 1996. Windbreak effects on millet growth in the Sudano-Sahelian zone, p. 99-114. In Buerkert, B., Allison, B. E. and von Oppen, M. (eds). Wind erosion in West Africa. The Problem and its Control. Proceedings of the 1st International Symposium on wind erosion in West Africa, University of Hohenheim, Germany, 5-7 December 1994. Margraf Verlag, Weikersheim, Germany.
      114. Menke, K.-H. and Leinmüller, E. 1991. Tannine in Futtermitteln für Wiederkäuer III. Wirkungen in vivo. Übersichten Tierernährung 19, 71-86.
      115. Michels, K., Bielders, C., Mühlig-Versen, B. and Mahler, F. 1998. Rehabilitation of degraded land in the Sahel: An example from Niger, p. 1287-1293. In Blume, H.-P., Eger, H., Fleischhauer, E., Hebel, A., Reij, C. and Steiner, K.G. (eds.). Towards sustainable land use: Furthering cooperation between people and institutions. Advances in GeoEcology 31. Catena Verlag, Reiskirchen, Germany.
      116. Mongbo, R.L. and Floquet, A. 1994. Systèmes de connaissances agricoles et organisations paysannes au Bénin: les limites des approches systèmiques, p. 744-747. Actes du Symposium International sur les Recherche-systèmes en agriculture et développement rural. 21-25 Novembre 1994, CIRAD-SAR, Montpellier, France.
      117. Müller, W., Weigel, T., Müller, A. and Younan, M. 1993. Die Ausscheidung von Clostridium perfringens im Kot von Grasnagern (Thryonomys swinderianus), p. 152-159. DVG-Tagung, Fachgruppe Bakteriologie und bakterielle Krankheiten.
      118. Müller, W. and Baumann, M. 1994. Der Einsatz von tanninhaltigen Futterstoffen bei Kleinen Wiederkäuern zur Reduzierung des Infektionsrisikos durch Clostridium perfringens, p. 260-269. DVG Tagung, Fachgruppe Bakteriologie und bakterielle Krankheiten, 8-10 June 1994. Rauischholzhausen, Germany.
      119. Muehlig-Versen, B., Buerkert, A., Bationo, A. and Marschner, H. 1997. Crop residue and phosphorus management in millet based cropping systems on sandy soils of the Sahel, p. 31-40. In Renard, G., Neef, A., Becker, K. and von Oppen, M. (eds.). Soil fertility management in West African land use systems. Proceedings of a Regional Workshop, University of Hohenheim, ICRISAT and INRAN, Niamey, Niger, 4-8 March 1997. Margraf Verlag, Weikersheim, Germany.
      120. Mutlu, P. 1997. Die Ökonomik der biologischen Schädlingsbekämpfung in kleinbäuerlichen Betriebssystemen - dargestellt am Beispiel des Großen Kronbohrers in Süd-Togo. In Doppler, W. (ed.). Farming Systems and Resources Economics in the Tropics. Vol. 30, Wissenschaftsverlag Vauk, Kiel, Germany.
      121. Neef, A., Haigis, J. and Heidhues, F. 1996. L'impacte du pluralisme institutionnel et juridique sur l'introduction des mesures anti-érosives - le cas du Niger, p. 283-296. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind erosion in West Africa. The Problem and its Control. Proceedings of an International Symposium, 5-7 December 1994, University of Hohenheim, Germany. Margraf Verlag, Weikersheim, Germany.
      122. Neef, A. 1997. L'insécurité foncière au sud du Bénin: ses causes et ses effets (Tenure insecurity in Southern Benin: Its causes and effects), p. 321-331. In Bierschenk, T., Le Meur, P.-Y. and von Oppen, M. (eds.). Institutions and Technologies for Rural Development in West Africa. Proceedings of an International Symposium, University of Hohenheim, Germany, 16-22 February 1996 in Cotonou, Benin. Margraf Verlag, Weikersheim, Germany.
      123. Neef, A. 1998. Le contrat de parcage: fumure pour les riches?, p. 381-386. In Renard, G., Neef, A. Becker, K. and von Oppen, M. (eds.). Soil Fertility Management in West African Land Use Systems. Proceedings of the Regional Workshop, University of Hohenheim, ICRISAT Sahelian Centre and INRAN, 4-8 March 97, Niamey, Niger. Margraf Verlag, Weikersheim, Germany.
      124. Nwajiuba, C. 1997. Prospects of improved cassava postharvest technologies on smallholders in West Africa. Lessons from Southern Nigeria, p. 189-198. In Bierschenk, T., Le Meur, P.-Y. and von Oppen, M. (eds.). Institutions and Technologies for Rural Development in West Africa. Proceedings of the International Symposium, University of Hohenheim, 16-22 February 1996 in Cotonou, Benin. Margraf Verlag, Weikersheim, Germany.
      125. Oppen, M. von 1989. Regional production and interregional trade of agricultural commodities in Benin: A method of assessing the impact of trade on promotion, p. 110-114. In Association Européenne des Economistes Agricoles. Actes du 19ième Seminaire Européen, " Producteurs et consommateurs face au politiques agricoles et alimentaires en Afrique", 29 Mai - 2 Juin 1989, Montpellier, France.
      126. Pappenfuß, K.H., Herrmann, L., Bleich, K.E. and Stahr, K. 1997. Smektitumbildung bei unterschiedlichen Dränbedingungen im semiariden Klima (Niger, Westafrika). Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 85, 1545-1548.
      127. Rebafka, F.-P., Hebel, A. and Marschner, H. 1991. Zufuhr von Ernterückständen erhöht die P-Düngerwirkung und verbessert die K-Ver-sorgung von Perlhirse auf einem sauren Boden in Niger, Westafrika. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 66, 689-692.
      128. Rometsch, M., Buchenau, M., Neumann, O., Silker, A., Roser, U., Susenbeth, A. and Becker, K. 1994. A note on the energy expenditure and heart rate of Hinterwälder oxen walking downhill, p. 131-135. In Becker, K., Lawrence, P.R. and Orskov, E.R. (eds.). Sustainable Small-Scale Ruminant Production in Semi-Arid and Sub-Humid Tropical Areas. Proceedings of the 8th International Symposium on Ruminant Physiology, 26-30 September 1994. Willingen, Germany..
      129. Schlauderer, R. 1996. Socio-economics of the introduction of alley cropping systems in traditional farming - The case of Southern Benin. In Doppler, W. (ed.). Farming Systems and Resource Economics in the Tropics, Vol. 29. Wissenschaftsverlag Vauk Kiel KG, Germany.
      130. Schlecht, E., Sangaré, M., Susenbeth, A. und Becker, K. 1994. Futteraufnahme, Supplementierung und Wachstum von Zeburindern auf sahelischer Weide. Proceedings of the Society of Nutrition and Physiology 2, p. 96.
      131. Schlecht, E., Sangaré, M., Becker, K. and Susenbeth, A. 1994. Body composition and energy requirement of Zebu cattle grazing Sahelian pasture. Proceedings of the Society of Nutrition and Physiolgy 3, p. 311.
      132. Schlecht, E., Mahler, F., Sangare, M., Becker, K. and Susenbeth, A. 1995. Quantitive and qualitative estimation of nutrient intake and faecal excretion of Zebu cattle grazing natural pasture in semi-arid Mali, p. 85-97. In Powell, J.M., Fernandez-Rivera, S., Williams, T.O. and Renard, C. (eds.). Proceedings of an International Conference on Livestock and Sustainable Nutrient Cycles. ILCA, 22-26 November 1993, Addis Ababa, Äthiopia.
      133. Schlecht, E., Buerkert, A., Lamers, J., Sangaré, M. and Becker, K. 1995. Nutrient supply of natural pasture and weeds for cattle in agro-pastoral systems of the West African Sahel, p. 158-164. In Hofmann, R.R. and Schwartz, H.J. (eds.). Proceedings of an International Symposium on Wild and Domestic Ruminants in Extensive Land Use Systems, 3-4 October 1994, Berlin, Germany. Ökologische Hefte der landwirtschaftlich-gärtnerischen Fakultät, Humboldt Universität Berlin, Heft 2.
      134. Schlecht E., Sangaré, M. and Becker, K. 1995. Feed intake of Zebu cattle grazing Sahelian pasture in the dry and rainy season, p. 31-37. In Becker, K., Lawrence, P. and Orskov, B. Sustainable Small-Scale Ruminant Production in Semi-Arid and Sub-Humid Tropical Areas. Proceedings of an International Workshop held in Hohenheim, Germany, as part of the 8th International Symposium on Ruminant Physiology, September 24, 1994. Institute for Animal Production in the Tropics and Subtropics, University of Hohenheim, Germany.
      135. Schlecht, E., Sangaré, M. and Becker, K. 1995. Diet selection and nutrient intake of differently supplemented Zebu cattle grazing Sahelian pasture. Annales de Zootechnie 44 (Suppl.1), p. 327.
      136. Schlecht E., Sangaré, M. and Becker, K. 1996. Supplementation of Zebu cattle grazing Sahelian pasture - nutritional and economic aspects. Annales de Zootechnie 45 (Suppl. 1), p. 134.
      137. Schlecht, E., Blümmel, M. and Becker, K. 1999. The influence of the environment on feed intake of cattle in semiarid Africa. Proceedings of the 5th International Symposium on Animal Nutrition and Physiology, Wageningen, The Netherlands, 22-24 April 1998.
      138. Schrägle, R. and Müller, W. 1989. Die Typisierung von im Darm der Bambusratte (Thryonomys swinderianus) vorkommenden Clostridium perfringens Keimen. Tierärztliche Umschau 44, 471-475.
      139. Sivakumar, M.V.K. and Michels, K. 1996. Climate of Niger, Wind Erosion in Niger. Implications and Control Measures in a Millet-based Farming System, p. 3-22. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in Niger. Implications and control measures in a millet-based farming system. Development in Plant and Soil Sciences 67. Kluwer Academic Publishers, The Netherlands.
      140. Stahr, K., Herrmann, L. and Jahn, R. 1996. Long distance dust transport in the Sudano-Sahelian zone and the consequences for soil properties, p. 23-33. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds). Wind Erosion in West Africa. The Problem and its Control. Proceedings of an International Symposium, University of Hohenheim, 5-7 December 1994, Germany. Margraf Verlag, Weikersheim, Germany.
      141. Stahr, K. and Herrmann, L. 1996. Origin, deposition and composition of dust and consequences for soil and site properties with special reference to the semi-arid regions of West Africa, p. 45-65. In Buerkert, B., Allison, B.E. and von Oppen, M. (eds.). Wind Erosion in Niger. Implications and control measures in a millet-based farming system. Developments in Plant and Soil Sciences 67. Kluwer Academic Publishers, Amsterdam, The Netherlands.
      142. Stahr, K. 1996. Natural Gradient of Landuse Potentials in South Benin. In Bierschenk, T., Le Meur, P.-Y. and von Oppen, M. (eds.). Institutions and Technologies for Rural Development in West Africa. Proceedings of an International Symposium, University of Hohenheim, Germany, 16-22 February 1996 in Cotonou, Benin. Margraf Verlag, Weikersheim, Germany.
      143. Sterk, G., Herrmann, L. and Wezel, A. 1998. Soil nutrient transport by wind in South-West Niger, p 215-220. In Renard, G., Neef, A., Becker, K. and von Oppen, M. (eds.). Soil fertility management in West African land use systems. Proceedings of the Regional Workshop, 4-8 March 1997, Niamey, Niger. Margraf Verlag, Weikersheim, Germany.
      144. Weller, U., Igué, M. and Stahr, K. 1998. The use of a Land Information System as a management tool in Benin, p. 542. In Renard, G., Neef, A., Becker, K. and von Oppen, M. (eds.). Soil Fertility Management in West African Land use Systems. Proceedings of the regional workshop, University of Hohenheim, ICRISAT Sahelian Center and INRAN, 4-8 March 1997, Niamey, Niger. Margraf Verlag, Weikersheim, Germany.
      145. Weller, U. and Stahr, K. 1995. Eine Standortskarte für Südbenin - Erfassung von Geländeeigenschaften und Bodenparametern. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 76, 1221-1224.
      146. Weller, U., Igué M., A. and Stahr, K. 1997. Das Boden-Informationssystem Benin als Werkzeug der Agrarplanung. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 85, Heft 2, 1275-1278.
      147. Wezel, A. and Böcker, R. 1996. Brachegesellschaften im semiariden Südwest-Niger. Berichte des Institutes für Landschafts- und Pflanzenökologie der Universität Hohenheim Heft 5, 113-136.
      148. Wezel, A. and Böcker, R. 1998. Indigenous shrubs as an agroforestry component in millet fields in semi-arid Niger, p. 305-309. In Renard, G., Neef, A., Becker, K. and von Oppen, M. von (eds.). Soil fertility management in West African land use systems. Proceedings of the Regional Workshop, 4-8 March 1997, Niamey, Niger. Margraf Verlag, Weikersheim, Germany.
      149. Younan. M., and Müller, W. 1994. Ein Enzym Immuno Assay zum Toxinnachweis von Clostridium perfringens als Alternative zum Mäuseletalitätstest, p. 179-188. Proceedings einer DVG-Tagung, Rauischholzhausen, 8-10 Juni 1994, Germany.

       

      3 Contributions to Book Chapters and Refereed Proceedings 
       

      1. Ahoyo, N.A. 1993. Coûts et rentabilité des différents systèmes de production de riz au niveau paysan dans le sud du Benin. Premier rapport provisoire. Internal communication (Rosa Series Band 3). Special Research Programme 308 "Adapted Farming in West Africa". University of Hohenheim, Germany.
      2. Ahoyo, N.A., Brüntrup, M., Edja, H. and Togou, O. 1993. Le cadre écologique, économique et socio-culturel de l'agriculture dans la province de Borgou/ Bénin - Les résultats d'une enquête. Document de discussion et de travail. Programme de Recherche Spéciale 308, "L’Agriculture Adaptée à l’Afrique de l’Ouest". University of Hohenheim, Germany.
      3. Akonde, T.P., Ernst-Schaeben, R., Leihner, D.E. and Singh, R.P. 1993. Long-term effects of alley cropping, cropping systems and fertilization on food crops grown on Ultisols of Southern Benin. Internal communication (Rosa Series Band 4). Special Research Programme 308 "Adapted Farming in West Africa". University of Hohenheim, Germany.
      4. Albrecht, H., Hoffmann, V. and Lühe, H.-H. von der 1990. Organisation and management of agricultural extension in integrated rural development projects, p. 459-479. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      5. Albrecht, H., Hoffmann, V. and Feil, P. 1990. Problem-oriented analysis of socio-cultural relationships, a case study of farmers in two villages in the province of Atlantique, Benin, p. 369-388. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      6. Allison, B., Leihner, D.E. and Fechter, J. 1990. Stabilizing and increasing yield of millet and cowpea in the Sahelian Zone of Southwest Niger, p. 113-157. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report    1988 - 1990.
      7. Allison, B., Marschner, H. and Mayus, M. 1993. An analysis of agroforestry systems and crop residue application for wind erosion control, p. 117-146. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report    1991 - 1993.
      8. Bationo, A., Sedogo, M.P., Buerkert, A. and Ayuk, E. 1995. Recent achievement on agronomic evaluation of phosphorus fertilizer sources and management in West Africa semi-arid Tropics, p. 99-109. In Ganry, F. and Campbell, B. (eds.). Sustainable land management in African semi-arid and subhumid regions. Proceedings of the SCOPE Workshop, Dakkar, Senegal, 15-19 Novembre 1993. CIRAD, Montpellier, France.
      9. Becker, K. and Menke, K.-H. 1987. Productivity of natural pastures and possibilities to overcome its quantitative and qualitative limitations, p. 257-272. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report    1985 - 1987.
      10. Becker, K. and Clar, U. 1990. Development of a field method - open calorimetry system - for measuring energy expenditure in draught animals, p. 339-362, In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      11. Becker, K., Gall, C. and Mahler, F. 1990. Potential of natural pasture and locally available supplements in ruminant nutrition in a semi-arid location in West Africa, p. 159-182. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      12. Becker, K., Susenbeth, A., Rometsch M. and Roser, U. 1993. Characterisation of the physiological performance and determination of the efficiency of draught oxen, p. 337-374. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      13. Becker, K., Gall, C., Susenbeth, A. and Schlecht, E. 1993. Influence of different levels of supplementation on the development of bodymass and body composition of growing zebu cattle on a semi-arid rangeland in West Africa, p. 147-173. In University of Hohenheim (ed.). Special Research Programme 308, Adapted Farming in West Africa. Report of Results, Interim Report 1991 - 1993.
      14. Becker, K., Gall C. and Rath, T. 1996. Nutrition and productivity of milking cattle on a semi-arid rangeland in West Africa, p. 151-184. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      15. Becker, K., Susenbeth, A. and Buchenau, M. 1996. Estimation of energy expenditure from heart rate during field and transport work of donkeys (Equus asinus africanus) and oxen (Bos indicus) and determination of their annual efficiency, 447-480. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      16. Betker, J. 1989. A multipurpose portable data aquisition system for research work in animal traction. Draught Animal News 11, 27-30.
      17. Betker, J. 1990. HATA helps in weed control. Development of a Simple Donkey-Drawn Hoe in Niger, p. 27-28. GATE/GTZ 3, Eschborn, Germany.
      18. Bernard, M. 1995. Fertility Restoration of degraded Nitisols and the possibility to increase mineral fertilizer efficiency by Senna (Cassia) siamea mulch in local farming systems of Southern Benin. Working Paper Nr. 4, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      19. Bierschenk, T. 1994. Structures spaciales et pratiques sociales chez les Peuls du Nord du Bénin. Working Paper Nr. 9, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      20. Bleich, K.E. and Herrmann, L. 1993. Bericht über die Untersuchungen zur Nachhaltigkeit der Tiefenlockerung auf den Hochflächen in der Umgebung von Thoua/Niger. Bericht an die GTZ, Eschborn, Germany.
      21. Böcker, R., Koch, W. and Wezel, A. 1996. Management of spontaneous woody and herbaceous fallow vegetation in shifting cultivation systems of semi-arid Niger, p. 219-250. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      22. Böcker, R., Koch, W. and Hundt, A. 1996. Management of spontaneous woody and herbaceous vegetation in Land under Traditional Cultivation /Fallow Systems in Benin, p. 250-275. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      23. Brüntrup, M. 1996. Evolution and variability of producer prices for food commodities in West Africa in the 1980s - A case study on rural markets in the province of Borgou, North Benin. Working Paper 13. Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      24. Brüntrup, M. and Brüntrup-Seidenmann, S. 1996. Women's economic activities in the rural areas of Borgou, North Benin - Opportunities and selection criteria. Working Paper 17, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      25. Brüntrup, M. 1996. Cropping systems in the Borgou, North Benin. Working Paper 18, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      26. Brüntrup, M. 1996. Yield variability and yield-affecting factors in the Borgou, North Benin - A farming system perspective. Working paper 19, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      27. Brüntrup, M. 1996. Average crop yields under current production technology in the Borgou, North Benin - A review of official production statistics and on-farm data. Working paper 20, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      28. Brüntrup, M. 1996. Analysis of the impact of management practices on crop yields in Borgou, North Benin. Working paper 21, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      29. Brüntrup, M., Lamers, J.P.A. and Herrmann, L. 1997. Modelling long-term effects of crop residue management for sustainable farming systems. Applications of systems approaches at the farm and regional level 1, 53-64.
      30. Buerkert, A. and Lamers, J.P.A. 1995. Soil fertility management in the Sahel. A challenge for farmers and researchers. 22 min video-tape by ICRISAT Sahelian Center, Niamey, Niger and University of Hohenheim.
      31. Buerkert, A., Mahler, F. and Gérard, B. 1998. Searching for signs from a balloon or kite. Aerial photography for agriculture. German Research, Reports of the DFG 1/98, 19-23.
      32. Cabezas, M., Emhardt, F. and Kutzbach, H.D. 1995. Convertible equipment for Oxen-Carts. Working Paper 2, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      33. Chabisika, S. and Brüntrup, M. 1995. La production de sorgho au Nord du Bénin - Une étude de cas dans un village du centre du département Borgou. Working Paper 11, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      34. Clar, U. and Becker, K. 1990. Untersuchungen zum Energieumsatz von Zugochsen der Rassen Deutsches Fleckvieh und Zebu. Das Zugpferd 1, 32.
      35. Clar, U. and Rometsch, M. 1991. Zugleistungswettbewerbe contra Tierquälerei - Gedanken und Verbesserungsvorschläge. Das Zugpferd 4, 16-19.
      36. Clar, U. and Zanzinger, J. 1990. Zuglast ungleich Zugkraft! Das Zugpferd 3, 46.
      37. Doppler, W., Leihner, D.E. and Schlauderer, R. 1993. Micro-economic possibilities for the introduction of alley cropping in traditional farming systems, p. 501-516. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      38. Doppler, W., Hoffmann, V. and Floquet, A. 1996. Adoption of soil improving and agroforestry innovations in family farms in southern Benin, p. 571-609. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report    1994 - 1996.
      39. Drochner, W., Müller W., Steingaß, H. and Aschfalk, A. 1996. The examination of tannin-containing fodder trees/shrubs, their acceptance and digestibility and their influence on the quantity of Clostridium perfringens in faeces of sheep and the typification of this bacteria, p. 331-356. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      40. Emhardt, F., Kutzbach, H.D. and Klaij, M.C. 1994. Testing of a donkey-drawn weeder under research and on-farm conditions in Niger. Draught Animal News 22, 6-15.
      41. Feil, P. 1996. Endogenously developed agroforestry systems with oil palms in South Benin, success story or adaption to misery? Working Paper 15, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      42. Floquet, A. 1989. Farmer groups and indigenous technical knowledge in Benin. Rapid Rural Appraisal Notes 7, 17-19.
      43. Floquet, A. and Mongbo, R.L. 1992. Le diagnostic concerté des modes de gestion des ressources naturelles (RRA). GTZ, Cotonou, Benin.
      44. Floquet, A. 1993. Potentiel d'un développement rural endogène: une étude de cas au sud du Bénin. Africa Spectrum 3, 375-385.
      45. Floquet, A. and Mongbo, R. 1993. Planning a field research during an exploratory phase. Working Paper 3, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      46. Floquet, A. 1993. Do farmers and advisors speak the same language: Information transfer in rural areas. GATE Questions Answers Information 2, 22-27. GTZ, Eschborn, Germany.
      47. Floquet, A., Mongbo, R., Adanguidi, J., Mewou, J.-M., Nouatin, G., Houadegla, W., Tovilodè, D. and Boko, F. 1996. Le charbon, le coton, et après? Survie et réorientation économique d'un village à l'épuisement de ses ressources naturelles. Rapport Nr. 8 SFB 308-G5. 1996.
      48. Fischer, W.R., Marschner, H. and Sadri, F. 1993. Influence of organic amendments on the availability of native soil phosphorus, p. 93-116. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      49. Frick, T. 1995. Development of a donkey drawn weeding hoe. Lecture Notes of a Workshop on Animal Traction and Implements, 5-8 October 1995, Hohenheim University, Germany.
      50. Frick, T. 1997. Development of a donkey drawn seed-cum-fertiliser implement for millet cropping in Niger/West Africa. Paper presented at the ATNESA workshop: Improving donkey utilisation and management, 5-9 May, Debre Zeit, Ethiopia.
      51. Frick, T. and Köller, K. 1996. Appropriate Mechanisation of Field Work and Transportation. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa" Report of Results - Interim Report 1994 - 1996, p. 413-444.
      52. Gall, C. and Müller, W. 1987. Livestock in mixed agricultural systems, p. 273-275. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      53. Goure, O. and Brüntrup, M. 1995. La production d'arachide au Nord-Bénin - Une étude de cas dans un village au nord du département Borgou. Working Paper 10, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      54. Graef, F., van Duivenbooden, N. and Stahr, K. 1998. Multi-scale character-isation of soil and terrain units, a methodology integrating remote sensing, ground-truthing and local knowledge in SOTER -the case of semi-arid Niger. Working Paper 26, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      55. Graef, F., Altmann, B., Haigis, J. and Stahr, K. 1998. Socio-economic and biophysical evaluation of farmers field management strategies in Kirtachi, south-west Niger. In University of Hohenheim, Germany (ed.). Tagungsband zum Tropentag 1997, Stuttgart, Germany.
      56. Heidhues, F. and Großkopf, W. 1987. Agricultural price and credit policy to support technological innovations, p. 645-646. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      57. Heidhues, F., von Oppen, M. and Brüntrup, M. 1990. Agricultural price policy and its effects on production, income and employment, p. 437-458. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming" in West Africa. Report of Results, Interim Report 1988 - 1990.
      58. Heidhues, F., Weinschenck, G. and Haigis, J. 1996. Socio-economic analysis of the adoption of agricultural innovations in Niger, p. 533-567. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      59. Herrmann, L., Stahr, K., Bleich, K.E. and Sivakumar, M.V.K. 1993. The influence of organic matter and dust deposition on site characteristics and their microvariability, p. 25-58. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      60. Herrmann, L., Bleich, K.E., Sterk, G. and Stahr, K. 1997. Dépôt des poussières sur les sols en Afrique de l'Ouest: Proprietés et source des poussières et influence sur les sols et sites. Reseau Erosion Bulletin 17.
      61. Herrmann, L. and Bleich, K.E. 1998. Reconstruction des composants éoliens et colluviaux d'un site près de Tara, Niger, Afrique de l'Ouest. 16th World Congress of Soil Science. 20-26 August 1998. Proceedings (CD-ROM). Montpellier, France.
      62. Honagbode, C. and Doppler, W. 1996. Off-farm activities and introduction of yield stabilizing innovations in south-Central Benin. Poster presented at the 14th International Symposium on Sustainable Farming Systems. Colombo, Sri Lanka, 11-16 November 1996.
      63. Honagbode, C. and Doppler, W. 1997. Off-farm activities and introduction of yield stabilizing innovations in South-Central Benin. Poster presented at the 14th International Symposium on Sustainable Farming Systems. 11-16 November 1996, Colombo, Sri Lanka.
      64. Honagbode, C. 1998. Off-farm activities and development of innovations towards sustainable farming systems in Benin. Poster presented at the Third European Symposium on Rural and Farming Systems Analyses, Environmental Perspectives. 25-27 March 1998. University of Hohenheim, Germany.
      65. Horst, W.J. and Schlichting, E. 1987. Improvement in nutrient and water supply to plants and maintenance of soil fertility, p. 277-305. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      66. Kazenwadel, G., Heidhues, F. and Hofmann, B. 1995. Systèmes de production agricole au sud du Bénin et leurs perspectives - Une étude dans la province de l'Ouémé. Working Paper 6, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      67. Koch, W. and Bohlinger, B. 1993. Importance of spontaneous vegetation and biotic limiting factors in traditional cultivation systems in southern Benin, p. 215-237. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      68. Koch, W. and Großmann, F. 1987. Schadorganismen und deren Kontrolle als Komponenten von Agro-Ökosystemen am perhumiden Standort, p. 305-337. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      69. Koch, W., Großmann, F., Weber, A. and Lutzeyer, H.-J. 1990. Weeds as components of maize/cassava cropping systems, p. 219-245. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1986 - 1990.
      70. Köller, K., Kutzbach, H.-D. and Frick, T. 1996. Appropriate mechanization of field work and transportation, p. 411-447. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      71. Kougba, O. and Brüntrup, M. 1995. La production d'igname dans le cadre socio-économique du Nord-Bénin - Une étude de cas dans un village de la province du Borgou. Working Paper 8, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      72. Lamers, J.P.A. and Feil, P. 1993. The many uses of millet residues. ILEIA Newsletter 9, 15.
      73. Lamers, J.P.A. and Emhardt, F. 1995. The role of weeds in Niger, ILEIA Newsletter 11, 9.
      74. Leihner, D.E. and Allison, B.E. 1987. Standortgerechte Anbausysteme, p. 337-388. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report    1985 - 1987.
      75. Leihner, D.E., Koch, W. and Banzhaf, J. 1987. Ertragssteigerung und -stabilisierung in Körnerfruchtanbausystemen unter Einfügung von Futterbaukomponenten, p. 167-256. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      76. Leihner, D.E., Allison, B.E., Ernst-Karle, R. and Akonde, P. 1990. Growth analysis of a cassava (-maize) alley cropping system, p. 219-244. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      77. Leihner, D.E., Stahr, K., Akonde, P., Böhringer, A. and Ernst-Karle, R. 1993. Development of improved cropping systems for the West African savannah ecosystems, p. 237-278. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      78. Leihner, D.E., Doppler, W. and Agbo, B. 1996. Agronomic evaluation of innovations in on-station and on-farm experiments: Part I - Development of improved cropping systems for the West African savannah ecosystems, p. 357-380. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      79. Leihner, D.E., Doppler, W. and Bernard, M. 1996. Agronomic evaluation of innovations in on-station and on-farm experiments: Part II - Agro-ecological on-farm evaluation of selected technologies to improve soil fertility in Southern Benin, 381-409. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      80. Leihner, D.E., Stahr, K. and Lose, S. 1996. Studies on root interactions in intercropping and agroforestry systems, p. 309-328. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      81. Le Meur, P.-Y. 1995. La politique du palmier à huile au Dahomey-Bénin depuis le XIXème siècle - Une étude de cas dans le département de l'Atlantique. Working Paper 12, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      82. Le Meur, P.-Y. 1996. La production locale dans la politique agricole au Sud-Bénin - Un programme de recherche. Working Paper 16, Special Research Programme "Adapted Farming in West Africa", University of Hohenheim, Germany.
      83. Lühe, N. von der 1993. Zur Bedeutung des Rapid Rural Appraisal für die landwirtschaftliche Beratung in Afrika. Afrika Spectrum 28, 93, 37-52.
      84. Mahler, F. and Schlecht, E. 1994. Die Bedeutung der Rinderhaltung im Nährstoffkreislauf agropastoraler Produktionssysteme. Tropentag der Universität Hohenheim, 1-2 December 1994. University of Hohenheim, Germany.
      85. Marschner, H., Martin, P. and Hess, D. 1987. Nährstoffversorgung und Nährstoffmobilisierung sowie N2-Bindung, p. 125-166. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      86. Marschner, H., Stahr, K. and Rebafka, R. 1993. Deficiency of phosphorus and molybdenum as major growth limiting factors in pearl millet and groundnut on an acid sandy soil in Niger, p. 59-91. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      87. Marschner, H., Römheld, V. and Mühlig-Versen, B. 1996. Crop residue management, phosphorus application and molybdenum supply to pearl millet, cowpea and groundnut in Sahelian cropping systems, p. 113-149. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      88. Michels, K., Lamers, J.P.A., Allison, B.E. and VandenBeldt, R.V. 1994. La lutte contre l’érosion éolienne au Niger: Les savoirs des chercheurs et des paysans. ORSTOM Réseau Erosion Bulletin 14, 182-187.
      89. Moussa, K.G. and Brüntrup, M. 1996. Les systèmes de collecte et la formation des prix des produits vivriers - Le cas du Département du Borgou, Nord-Bénin. Working Paper 14, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      90. Mühlbauer, W. 1987. Konservierung landwirtschaftlicher Produkte in kleinbäuerlichen Betrieben, p. 489-632. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      91. Müller, W., Menke, K.-H., Müller, H.M. and Leihner, D.E. 1987. Futterqualität und Tiergesundheit: Tannine in Futterbäumen und -sträuchern - ihre chemische und funktionelle Charakterisierung, p. 389-432. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      92. Müller, H.M., Müller, W., Rittner, U. and Schrägle, R. 1990. Phenolics including tannins in multipurpose trees and browse and their effect on ruminant nutrition and health, p. 273-309. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      93. Müller, W., Susenbeth, A. Drochner, W. and Baumann, M. 1993. The examination of tannin-containing fodder trees/shrubs, their acceptance and digestibility in sheep and their influence on the quantity of Clostridium perfringens in sheep's faeces, p. 279-304. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      94. Munyemana, A., Bernard, M. and von Oppen, M. 1997. Participatory Technology Design, Monitoring and Evaluation: Application of a multiple regression model. Working Paper 24, Special Research Programme "Adapted Farming in West Africa", University of Hohenheim, Germany.
      95. Munyemana, A., Bernard, M. and von Oppen, M. 1997. Méthode de régression linéaire multiple: son application sur l'analyse des données agronomiques et les prédictions économiques. Working Paper 25, Special Research Programme "Adapted Farming in West Africa", University of Hohenheim, Germany.
      96. Neef, A. and Heidhues, F. 1993. Afrikanisches Bodenrecht und agroforstliche Innovationen am Beispiel des Niger. Entwicklung und ländlicher Raum 5/93, 19-24.
      97. Neef, A. and Heidhues, F. 1993. Droit foncier africain et innovations agroforestières - Le cas du Bénin et du Niger. Working Paper 1, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      98. Neef, A., Allognon, M., Boko, F. and Mewou, J.-M. 1994. Régime foncier et gestion des ressources naturelles au sud du Bénin - Un étude comparative de cas. Working Paper 5, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      99. Neef, A., Heidhues, F. and Mewou, J.-M. 1994. Le marché de la terre - son fonctionnement et ses conflits. Working Paper 7, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      100. Neef, A., Allognon, M., Boko, F., Boko, J., Mewou, J.-M. and Tovilode, D. 1994. Le droit foncier au Bénin. - caractéristiques principales de sept villages au sud du Bénin. Internal communication (Rosa Series Band 2). Special Research Programme 308 "Adapted Farming in West Africa". University of Hohenheim, Germany.
      101. Neef, A. 1997. Impact of land tenure on the introduction of erosion control measures - lessons from Niger. Paper presented at the International Symposium on "Soil Erosion and Dryland Farming", 16-19 September 1997 in Xian, China.
      102. Oppen, M. von, Doppler, W. and Floquet, A. 1990. Dynamics of intensification of traditional smallholder farming systems and the economics of innovating cropping systems at semi-humid sites, p. 481-497. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      103. Oppen, M. von, Böckenhoff, E. and Christiansen, B. 1990. Analysis of the maize marketing system in the province Atlantique, Benin, p. 389-411. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      104. Oppen, M. von, Doppler, W. and Floquet, A. 1993. Dynamics of intensification and smallholders' autochthonous innovations in the south of Benin, p. 459-500. In University of Hohenheim (ed.). Special Research Programme 308, "Adapted Farming in West Africa". Report of Results, Interim Report    1991 - 1993.
      105. Oppen, M. von, Allison, B.E. and Lamers, J.P.A. 1993. The economic feasibility of natural resource protection methods for millet production in Niger, p. 375-415. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      106. Oppen, M. von, Allison B.E. and Lamers, J.P.A. 1996. An assessment of wind erosion control techniques in Niger. Financial and economic analyses of windbreaks and millet crop residues, p. 481-498. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      107. Oppen, M. von, Heidhues, F. and van den Akker, E. 1996. Macro-economic evaluation of technical and institutional innovations: Structural adjustment, food security and infrastructure in the economic region of Niger, Benin and border countries, p. 499-530. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      108. Oppen, M. von and Lichtblau, M. 1997. Funding, Participation, Institutional Arrangements - Creating a multidimensional view of agricultural research. Internal Publication, Special Research Programme 308 "Adapted Farming in West Africa". University of Hohenheim, Germany.
      109. Planck, U., Reisch, E. and Maul, A. 1987. Sozio-ökonomische Bedingungen der Landwirtschaft an den ausgewählten Standorten, p. 633-641. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      110. Ploeg, R.R. van der and Bley, J. 1990. Soil water and nutrient budget studies with millet (pennisetum americanum L.) in southwest Niger. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      111. Rabe, Y., Frick, T. and Köller, K. 1998. Direct seeding - Current state and its potentials for Eastern Europe. Konferenzbeitrag zur M and P Conference 1998: Modelling and Forecasting of Agrarian Energy and Ressource-saving processes and Technologies, 22-24 April 1998, Minsk, Weißrußland.
      112. Rometsch, M. and Becker, K. 1991. Methodological experiments on the suitability of heart rate as a parameter for characterizing the draught potential of oxen. Draught Animal News 14, 2-3.
      113. Schlichting, E. and van der Ploeg, R.R. 1987. Edaphische Standortbedingungen und deren Auswirkungen auf die landwirtschaftliche Produktion, p. 25-103. In University of Hohenheim (ed.). Special Research Programme 308, "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      114. Schlichting, E., Stahr, K., Ploeg, R.R. van der and Bleich, K.E. 1990. Edaphical site conditions and their importance for agricultural production, p. 17-50. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1988 - 1990.
      115. Schrieder, G. and Pfaff, K. 1998. Mise en Place d'un réseau de caisses d'épargne villageoises au Niger. Sous l'égide de la GTZ, Eschborn, Allemagne. Working Paper 28, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany
      116. Stahr, K., Bleich, K.E., Hebel A., Herrmann, L., Renard, C. and Sivakumar, M.V.K. 1993. The influence of organic matter and dust deposition on site characteristics and their microvariability, p. 25-58. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1991 - 1993.
      117. Stahr, K., Bleich, K.E. and Herrmann, L. 1996. The influence of dust deposition on edaphic site characteristics in semi-arid Niger and sub-humid Benin, p. 35-49. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report    1994 - 1996.
      118. Stahr, K., Leihner, D.E, Huwer, G., Homeva-Agossa, C. and Herrmann, L. 1996. The influence of organic matter on agroforestry systems at different sites in southern Benin, p. 187-218. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      119. Stahr, K., Bleich, K.E. and Graef, F. 1996. Land evaluation in semi-arid Niger, yield prognosis and evaluation of the risks of conventional and alternative cropping strategies, p. 51-81. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.
      120. Stahr, K., Herrmann, L. and Jahn, R. 1997. Identification and properties of source regions for soil borne dust, p. 20-31 Case study: Dust sources in eastern West Africa. Schriften der Alfred Wegener Stiftung 10/97. Proceedings of the Alfred Wegener Conference: Sediment and Aerosol. 10-12 March 1997, Leipzig, Germany.
      121. Webb, P. 1997. Soil Fertility Management in West African Land Use Systems - Lessons Learned and Future Research Avenues. Working Paper 27, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      122. Weinschenck, G., Zeddies, J. and Gall, C. 1987. Verbesserung von Viehhaltungssystemen, p. 651-683. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1985 - 1987.
      123. Wezel, A. and Böcker, R. 1996. Aperçu des zones de végétation au Niger et au Bénin, et des communautés végétales des jachères au Niger. Working Paper 23, Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      124. Zada, A. and Neef, A. 1996. L'impact de l'approche "Gestion des Terroirs Villageois (GTV)" sur les systèmes fonciers et l'organisation villageoise - Le cas du village de Boulkass, arrondissement de Filingué, Niger. Working Paper 22. Special Research Programme 308 "Adapted Farming in West Africa", University of Hohenheim, Germany.
      125. Zanzinger, J., Traore, M. and Becker, K. 1991. New studies on the use of blood parameters in testing the performance of draught oxen - preliminary results. Draught Animal News 14, 4.
      126. Zebitz, C., Koch, W. and Zenz, N. 1996. Ecological evaluation of innovations "On-farm": Phytosanitary aspects. Control of two key pests Muruca Testulalis (Geyer) (Lepidoptera-Pyralidae) and Megalurothrips Sjostedti Trybom (Thysanoptera Thripidae) in Cowpea (Vigna Unguiculata L. Walp) by use of different mulching material, p. 279-305. In University of Hohenheim (ed.). Special Research Programme 308 "Adapted Farming in West Africa". Report of Results, Interim Report 1994 - 1996.

       

      4 Dissertations
       

      1. Akonde, T.P. 1995. Potential of alley cropping with Leucaena leucocephala (Lam.) de Wit and Cajanus cajan (L.) Millsp. for maize (Zea mays L.) and Cassava (Manihot esculenta Crantz) production on an Acrisol in Benin Republic (West Africa). Diss. University of Hohenheim, Germany. Hohenheimer Bodenkundliche Hefte. Heft 25, 166 p.
      2. Bahm, A. 1990. Zur Ökonomik arbeitsteiliger Rindermast in Westafrika. Diss. University of Hohenheim, Germany. Wissenschaftsverlag Vauk Kiel KG, Germany. 207 p.
      3. Banzhaf, J. 1988. Auswirkungen von Windschutzstreifen aus Brachland-vegetation, auf Wachstum und Ertragsbildung von Perlhirse (Pennisetum americanum (L.) Leeke) und Cowpea (Vigna unguiculata (L.) im südlichen Sahel Westafrikas. Diss. University of Hohenheim, Germany. 132 p.
      4. Baumann, M. 1994. Untersuchung von tanninhaltigen Futterpflanzen auf die Akzeptanz und Verdaulichkeit sowie deren Einfluß auf die Clostridien-FLora im Intestinaltrakt von Schafen. Diss. University of Hohenheim, Germany.  95 p.
      5. Beck, K.-V. 1995. Die Vermarktung von Grundnahrungsmitteln in Benin. Eine Bestandsaufnahme des interregionalen Handels vor und nach der politischen Liberalisierung. Diss. University of Hohenheim, Germany. 229 p.
      6. Betker, J. 1991. Untersuchungen leistungsspezifischer Kenngrößen der Zugtier-nutzung im südlichen Niger. Forschungsbericht Agrartechnik des Arbeitskreises Forschung und Lehre der Max-Eyth-Gesellschaft (MEG) 210. Diss. University of Hohenheim, Germany. 126 p.
      7. Bley, J. 1990. Experimentelle und modellanalytische Untersuchungen zum Wasser- und Nährstoffhaushalt von Perlhirse (Pennisetum americanum L.) im Südwest-Niger. Diss. University of Hohenheim, Germany. 132 p.
      8. Böhlinger, B. 1998. Die spontane Vegetation in traditionellen Anbausystemen Benins - ihre Bedeutung und Möglichkeiten des Managements. Diss, University of Hohenheim, Germany. 152 p.
      9. Böhringer, A. 1999. Development of improved cropping systems for the West African savannah ecosystems. Diss. University of Hohenheim, Germany.
      10. Brüntrup, M. 1997. Agricultural Price Policy and its Impact on Production, Income, Employment and the Adoption of Innovations. A Farming systems Based Analysis of Cotton Policy in Northern Benin. In Heidhues, F. (ed.). Development Economics and Policy, Bd. 9. Europäischer Verlag der Wissenschaften. Diss. University of Hohenheim, Germany. 332 p.
      11. Buerkert, A. 1995. Effects on crop residues, phosphorus and spatial soil varia-bility on yield and nutrient uptake of pearl millet (Pennisetum glaucum, L.) in Southwest Niger. Verlag Ulrich E. Grauer, Stuttgart 1995. Diss. University of Hohenheim, Germany. 270 p.
      12. Christiansen, B. 1993. Effizienz des Vermarktungssystems von Mais, dargestellt am Beispiel der Provinz Atlantique, Benin. Farming Systems and Resource Economics in the Tropics. Vol. 14. Wissenschaftsverlag Vauk Kiel KG, Germany. Diss. University of Hohenheim, Germany. 256 p.
      13. Clar, U. 1991. Entwicklung einer Feldmethode zur Messung des Energie-umsatzes bei Zugtieren. Diss. University of Hohenheim, Germany. 77 p.
      14. Colin de Verdière, P. 1995. Etude comparée de trois systèmes agropastoraux dans la région de Filingué, Niger - les conséquences de la sédentarisation de l'élevage pastoral au Sahel. Diss. University of Hohenheim, Germany.
      15. Dippon, K. 1993. Tierbetriebene Antriebssysteme für Nacherntearbeiten in Entwicklungsländern. Forschungsbericht Agrartechnik des Arbeitskreises Forschung und Lehre der Max-Eyth-Gesellschaft (MEG) 225. Diss. University of Hohenheim, Germany. 160 p.
      16. Ernst-Schaeben, R. 1994. Potential of alley cropping maize and cassava in South Benin, West Africa - Evaluation of the establishingphase. Verlag Ulrich E. Grauer Stuttgart, Germany. Diss. University of Hohenheim, Germany. 114 p.
      17. Fechter, J. 1993. The simulation of pearl millet (Pennisetum glaucum L.) growth under the environmental conditions of Southwest Niger, West Africa. Hohenheimer Bodenkundliche Hefte 10. Diss. University of Hohenheim, Germany. 102 p.
      18. Feil, P. 1995. Endogene Neuerungsverbreitung als Teil des sozio-kulturellen Wandels. Eine Analyse der kleinbäuerlichen Lebenswelt in zwei Dörfern in Südbenin. In Boland, H., Hoffmann , V. and Nagel, U.-J. (eds.). Kom-munikation und Beratung. Sozialwissenschaftliche Schriften zur Land-nutzung und ländlichen Entwicklung 2, Margraf Verlag, Weikersheim, Germany. Diss. University of Hohenheim, Germany. 230 p.
      19. Floquet, A. 1994. Dynamique de l'intensification des exploitations au sud du Bénin et innovations endogènes - Un défi pour la recherche agronomique. Diss. University of Hohenheim, Germany. 330 p.
      20. Fritz, C. 1996. Boden- und Standortsmuster in geomorphen Einheiten Süd-Benins (Westafrika). Hohenheimer Bodenkundliche Hefte 29. Diss. Eberhard-Karls-Universität Tübingen, Germany. 100 p.
      21. Gaiser, T. 1993. Bedeutung der organischen Bodensubstanz für die Eigen-schaften und die Ertragsfähigkeit von Vertisolen und Acrisolen in Südbenin. Hohenheimer Bodenkundliche Hefte 12. Diss. University of Hohenheim, Germany. 157 p.
      22. Graef, F. 1998. Standortnutzungsplanung im semiariden Niger - Ertrags-vorhersage und Risikoabschätzung von konventionellen und alternativen Anbauverfahren. Diss. University of Hohenheim, Germany.
      23. Hafner, H. 1992. Effect of organic and inorganic fertilizer application on growth and mineral nutrient uptake of pearl millet (Pennisetum glaucum L.) and groundnut (Arachis hypogaea L.) in an acid sandy soil of Niger. Verlag Ulrich E. Grauer, Stuttgart. 1992. Diss. University of Hohenheim, Germany.
      24. Hammer, R. 1994. Bodensequenzen und Standortseigenschaften in Südwest-Niger/ Westafrika. Hohenheimer Bodenkundliche Hefte. Heft 22. Diss. University of Hohenheim, Germany. 98 p.
      25. Hebel, A. 1995. Einfluß der organischen Substanz auf die räumliche und zeitliche Variabilität des Perlhirse-Wachstums auf Luvic Arenosolen des Sahels (Sadoré/ Niger). Hohenheimer Bodenkundliche Hefte. Heft 24. Diss. University of Hohenheim, Germany. 159 p.
      26. Herrmann, L. 1996. Staubdeposition auf Böden West-Afrikas -Eigenschaften und Herkunftsgebiete der Stäube und ihr Einfluß auf Böden- und Standortseigenschaften. Hohenheimer Bodenkundliche Hefte. Heft 36. Diss. University of Hohenheim, Germany. 176 p.
      27. Jahn, R. 1995. Ausmaß äolischer Einträge in circumsaharischen Böden und ihre Auswirkungen auf Bodenentwicklung und Standortseigenschaften. Hohenheimer Bodenkundliche Hefte. Heft 23. Diss. University of Hohenheim, Germany. 162 p.
      28. Koch, A. 1992. Einfluß der Trocknung auf die technologischen und ernährungs-physiologischen Eigenschaften von Maniok. Diss. University of Hohenheim, Germany. 158 p.
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