Bibliographie

ADAMS A., «The Senegal River Valley», in Heyer et al., 1981.

ADAMS M., Agricultural Extension in Developing Countries , Longman, Harlow (Essex), 1982.

ADAMS M., Agriculture, Livestock & Forestry ; an Environmental Strategy for Semi-Arid Areas, International Institute for Environment and Development, Londres, 1977.

AHN P., «Soil Factors Affecting Rainfed Agriculture in Semi-arid Regions with Particular Reference to the Sahel Zone of Africa», in Glen Cannel (ed.), Proceedings of an International Symposium on Rainfed Agriculture in the Semi-Arid Regions , Université de Californie, Riverside (CA), 1977.

ALMOND M., «A Para-Vet Programme in South Sudan», Pastoral Development Network Paper 24c, ODI, Londres, 1987.

ALVERSON H., «The Wisdom of Tradition in the Development of Dry-Land Farming: Botswana», Human Organization , 43 (1): 1-8, 1984.

ANDERSON D. et GROVE R. (ed.), Conservation in Africa: People, Policies and Practice, Cambridge University Press, Cambridge, 1987.

ANDERSON D., «The Economics of Afforestation: A Case Study in Africa», Occasional Paper , 1, Johns Hopkins University Press, Banque mondiale, Baltimore (MD), 1987.

ANDERSON M. et WOODROW P., Rising from the Ashes: Development Strategies in Times of Disaster , Westview Press, UNESCO, Boulder (CO), 1989.

ANDRESKI S., The African Predicament. A Study in the Pathology of Modernization , Atherton Press, New York, 1968.

ANTENEH A., «Financing Animal Health Services in Some African Countries», in Howell, 1986.

ANTHONY C., Mechanization and Maize: Agriculture and the Politics of Technology Transfer in East Africa , Columbia University Press, New York, 1988.

ANTHONY K. et al., Agricultural Change in Tropical Africa , Cornell University Press, Ithaca (NY), 1979.

ARHEM K., Pastoral Man in the Garden of Eden , Rapports de recherche d'Uppsala en anthropologie culturelle, Institut scandinave d'études africaines, Uppsala, 1985.

ASHBY J., QUIROS C. et RIVERA Y., «Farmer Participation in On-Farm Varietal Trials», Agricultural Administration (Research and Extension) Network Discussion Paper 22, ODI, Londres, 1987.

BANQUE MONDlALE, Accelerated Development in Sub-Saharan Africa: An Agenda for Action, Banque mondiale, Washington (DC), 1981.

BARTLETT B., «Capitalism in Africa. A survey», The Journal of Developping Areas , 24: 327-350, 1990.

BATES R., Markets and States in Tropical Africa , University of California Press, Berkeley (CA), 1981.

BAUM, «The World Bank Project Cycle», Finance and Development 4 (15): 10-17, 1978.

BECKMAN B., «Bakolori: Peasants versus State and Industry in Nigeria», in E. Goldsmith et N. Hildyard (ed.), The Social and Environmental Effects of Large Dams , vol. 2, Case Studies, Wadebridge Ecological Centre, Camelford (Cornouailles), 1986.

BEHNKE R., «Measuring the Benefits of Subsistence Versus Commercial Livestock Production in Africa», Agricultural Systems , 16: 109-135, 1985.

BELLONCLE G., Participation paysanne et aménagements hydro-agricoles , Karthala, Paris, 1985.

BELLONCLE G., «Proposals for a new approach to extension services in Africa», in Roberts, 1989.

BELSHAW D.G.R. et HALL M., «The Analysis and Use of Agricultural Experimental Data in Tropical Africa», East African Journal of Rural Development , 5 (1&2): 39-72, 1972.

BENOR D. et al., Agricultural Extension: The Training and Visit System , Banque mondiale,, Washington (DC), 1984.

BENOR D. et BAXTER M., Training and Visit Extension , Banque mondiale, Washington (DC), 1984.

BERNARD F., «East of Mount Kenya: Meru Agriculture in Transition», IFO lnstitut Afrika Studien , 75, Weltforum Verlag, Munich, 1972.

BERRY S., «The Food Crisis and Agrarian Change in Africa: a Review Essay», African Studies Review , 27 (2), 59-112, 1984.

BEYER J. L., «Africa», in Gary A. KLEE (ed.), World Systems of Traditional Resource Management , John Wiley & Sons, New York, 1980.

BIGGS S. D., «Agricultural Research: A Review of Social Science Analysis», Discussion Paper , 115, Ecole d'études sur le développement, Université d'East Anglia, Norwich, 1984.

BLACKIE M. (ed.), African Regional Symposium on Small Holder Irrigation , recherche hydraulique en collaboration avec l'Université du Zimbabwe, Harare, Wallingford (Angleterre), 1984.

BLACKIE M., «Research Design and Implementation in the Sebungwe Region of Zimbabwe», in Matlon et al ., 1984.

BLAIKIE P., The Political Economy of Soil Erosion in Developing Countries , Longman, Harlow (Essex), 1985.

BLUME H., «Organisational Aspects of Agro-Industrial Development Agencies», IFO-lnstitut Afrika Studien , 58, Weltforum Verlag, Munich, 1971.

BRETT E.A. (ed.), «Adjustment in the State: Problems of Administrative Reform», (numéro spécial), IDS Bulletin , 19 (4), 1988.

BROKENSHA D., WARREN D. et WERNER O. (ed.), Indigenous Knowledge Systems and Development , University Press of America, Lanham (MD), 1980.

BROKENSHA D. et LITTLE P. (ed.), Anthropology of Development and Change in East Africa , Westview Press, Boulder (CO), 1988.

BUNTING A.H. (ed.), Agricultural Environments: Characterization, Classification and Mapping , CAB International, Wallingford (Angleterre), 1987.

BUNTING A.H., «Extension and Technical change; in Agriculture», Reading Rural Development Communications Bulletin , 24, 8-12.

BURDETTE M., Zambia: Between Two Worlds , Westview Press, Boulder (CO), 1988.

BYERLEE D., Agricultural Administration and Extension , 27 (4), 231-244, 1987.

BYERLEE Derek, «From adaptative Research to Farmer Recommendations and Extension Advice», in Howell, 1988.

BYERLEE D., COLLINSON M. et al., Planning Technologies Appropriate to Farmers-Concepts and Procedures , CIMMYT, Mexico, 1980.

BYERLEE D. et LONGMIRE J., «Wheat in the Tropics: whether and when», Ceres, 19 (3), 34-40, 1986.

CERNEA M., «Sociological Dimensions of Extension Organization: The Introduction of the T & V System in India», in Crouch et Chamala, 1981.

CERNEA Michael M. (ed.), Putting People First: Sociological Variables in Rural Development , Oxford University Press, New York, 1985.

CERNEA M., COULTER J. et RUSSELL J. (ed.), Research-Extension-Farmer: A Two- Way Continuum for Agricultural Development , Banque mondiale, Washington (DC), 1985.

CHAMBERS R., Settlement Schemes in Tropical Africa , Routledge & Kegan Paul, Londres, 1969.

CHAMBERS R., Managing Rural Development , Institut scandinave d'études africaines, Uppsala, 1974.

CHAMBERS R., Rural Development: Putting the Last First , Longman, Londres, 1983.

CHAMBERS R., «Bureaucratic Reversals and local diversity», IDS Bulletin , 19 (4), 50-56, 1989.

CHAMBERS R., LONGHURST R. et PACEY A. (ed.), Seasonal Dimension to Rural Poverty , Frances Pinter, Londres, 1981.

CHAMBERS R. et GHILDYAL B.P., «Agricultural Research for Resource-poor Farmers: The Farmer-first-and-last Mode», Agricultural Administration , 20 (1), 1-30, 1985.

CHAMBERS R., PACEY A. et TRUPP L.A. (ed.), Farmer First , Intermediate Technology Publications, Londres, 1989.

CHAPMAN N., «The Impact of a T&V Extension in Somalia», in Howell, 1988.

COHEN J. M., «Effects of Green Revolution Strategies on Tenants and Small-scale Landowners in the Chilalo Region of Ethiopia», Journal of Developing Areas , 9 (3), 335-358, 1975.

COHEN J. M., «Integrated Rural Development in Ethiopia: CADU After 1974», Development Discussion Paper , 228, Institut pour le développement international de Harvard, Cambridge (MA), 1986.

COHEN J. M., Integrated Rural Development: The Ethiopian Experience and the Debate , Institut scandinave d'études africaines, Uppsala, 1987.

COHEN J. M. et HOOK R. M., «The Decentralized Planning in Kenya», Public Administration and Development , 7 (1), 77-93, 1987.

COHEN R. (ed.), Satisfying Africa's Food Needs: Food Production and Commercialization in African Agriculture , Lynne Rienner, Boulder (CO), 1988.

COLLINSON M., Farm Management in Peasant Agriculture , Praeger, New York, 1972.

COLLINSON M., «Diagnosing the problems of small farmers needs», in Ted Davis (ed.), Proceedings of the Fourth Agriculture Sector Symposium , Banque mondiale, Washington (DC), 1984.

COLLINSON M., «Diagnosing the problems of small farmers needs», in Cernea et al ., 1985.

COLLINSON M., «The development of African farming systems», Agricultural Administration and Extension , 29, 7-22, 1988.

COMMANDER S. (ed.), Structural Adjustment and Agriculture: Theory and Practice in Africa and Latin America , ODI, avec James Curry et Heinemann, Londres, 1989.

COMMINS S., LOFCHIE M. et PAYNE R. (ed.), Africa's Agrarian Crisis: The Roots of Famine , Lynne Rienner, Boulder (CO), 1986.

CONYERS D., «Decentralization for Regional Development: A Comparative Study of Tanzania, Zambia and Papua New Guinea», Public Administration and Development , 1, 107-120, 1981.

CONYERS D., «Decentralization: The Latest Fashion in Development Administration?», Public Administration and Development , 3, 97-109, 1983.

COOK P. et KIRKPATRICK C. (ed.), Privatisation in Less Developed Countries , St. Martin's Press, New York, 1988.

CORBETT J., «Famine and Household Coping Strategies», World Development , 16 (9), 1099-1112, 1988.

COUGHENOUR M.B. et al., «Energy Extraction and Use in a Nomadic Pastoral Ecosystem», Science, 230 (4726), 619-625, 1985.

COUSINS B., «Agricultural Extension and the Development of Technical Messages in Zimbabwe», in Howell, 1988.

CROOK Richard C., «State Capacity and Economic Development: The Case of Côte d'Ivoire», IDS Bulletin , 19 (4), 19-25, 1988.

CROUCH B.R., «The Problem Census: Farmer-Centred Problem Identification», in Training for Agriculture and Rural Development , 1983, FAO Economic and Social Development Series, n° 31, FAO, Rome, 1984.

CROUCH B. et CHAMALA S. (ed.), Extension Education and Rural Development , 2 vol., John Wiley, Chichester, 1981.

CUTLER P. et al., «Functional Classes and Targeted Policies», in Pacey and Payne, 1985.

DE DATTA S.K. et al., A Handbook on the Methodology for an Integrated Experiment-Survey on Rice Yield Constraints , IRRI, Los Banos, 1978.

DE GARINE I. et HARRISON G.A. (ed.), Coping with Uncertainty in Food Supply , Clarendon Press, Oxford, 1988.

DE HAAN C. et NISSEN N., Animal Health Services in Sub-Saharan Africa. Alternative Approaches , document technique, 44, Banque mondiale, Washington (DC), 1985.

DE JONG J., «Extension Techniques in Farm Management», in Ted Davis (ed.), Proceedings of the Fourth Agriculture Sector Symposium , Banque mondiale, Washington (DC), 1984.

DE JONG J. et VAN DONGE J., «Communication and Ward Development Committees in Chipata: A Zambian Case-Study of Administrative Inertia», Journal of Modern African Studies , 21 (1), 141-150, 1983.

DE RIDDER N. et al., Productivity of Sahelian Rangelands. A Study of the Soils, the Vegetations and the Exploitation of that Natural Resource , PPS Course Book, 2 vol., département de science des sols et de nutrition végétale, Université d'agronomie de Wageningen, 1982.

DE SCHLIPPE P., Shifting Cultivation in Africa , Routledge & Kegan Paul, Londres, 1956.

DE VALK P. et SIBANDA B., «About Pigs?: Decisions, Outcomes and Project Planning», Public Administration and Development , 6 (4), 411-423, 1986.

DE WILDE J. C., Experiences with Agricultural Development in Tropical Africa , 2 vol., John Hopkins University Press, Baltimore (MD), 1967.

DEJENE A., «The Design of T & V Extension Programs for Small Farmers in Ethiopia», in Roberts, 1989.

DENNING G., «Integrating Agricultural Extension Programs with Farming Systems Research», in Cernea et al ., 1985.

DEY J., «Gambian Women: Unequal Partners in Rice Development Projects?», Journal of Development Studies , 17 (3), 109-122.

DEY J., Women in Rice-Farming Systems, Focus: Sub-Saharan Africa, Women in Agriculture , 2, FAO, Rome, 1984.

DEY J., «Women in African rice farming systems», in IRRI, Women in Rice-Farming , Gower, Aldershot, 1985.

Development Project Management Center, Elements of Project Management , DPMC, département américain de l'Agriculture, Washington (DC), 1976.

DICHTER Th., «Development Management: Plain or Fancy? Sorting Out Some Muddles», Technoserve Findings , 87, Technoserve, Norwalk (CT), 1987.

DRUCKER P., The Effective Executive , Harper & Row, New York, 1966.

DUE J. M., «Intra-Household Gender Issues in Farming Systems in Tanzania, Zambia, and Malawi», in Poats et al ., 1988.

DUE J. M., MOLLEL N., et MALONE V., «Does the T & V System Reach Female-headed Families? Some Evidence from Tanzania», Agricultural Administration and Extension , 26 (4), 209-217, 1987.

EICHER C., «Facing Up to Africa's Food Crisis», Foreign Affairs , 61 (1), 151174, 1982.

EKER V., «On the Origins of Corruption: Irregular Incentives in Nigeria», Journal of Modern African Studies , 19, 173-182, 1981.

EKPO M. U. (ed.), Bureaucratic Corruption in Sub-Saharan Africa, Toward a Search for Causes and Consequences , University Press of America, Washington (DC), 1979.

ELLIS F., Peasant Economics. Farm Households and Agrarian Development , Cambridge University Press, Cambridge, 1988.

ELLMAN A., «Technology Transfer in Smallhoding Farming Systems: A Programme of Promotion in Africa and the South Pacific», Agricultural Administration and Extension , 25 (3), 143-160, 1987.

EVANGELOU P., Livestock Development in Kenya's Maasailand , Westview Press, Boulder (CO), 1984.

FARRINGTON J. et MARTIN A., Farmer Participation in Agricultural Research: A Review of Concepts and Practices , AAU Occasional Paper, 9, ODI, Londres, 1988.

FOLEY G. et BARNARD G., Farm and Community Forestry , Earthscan, Londres, 1984.

Food and Agriculture Organisation of the United Nations, Farmers Participation and Organisation for Irrigated Water Management , Land and Water Division, FAO, Rome, 1982.

Food and Agriculture Organisation of the United Nations, Delivery Systems of Agricultural Services to Small Farmers in Africa. Case Studies from Ethiopia, Kenya and Nigeria , FAO, Rome, 1983a.

Food and Agriculture Organisation of the United Nations, «Integrating Crops and Livestock in West Africa», FAO Animal Production and Health Paper , 41, FAO, Rome, 1983b.

Food and Agriculture Organisation of the United Nations, «Animal Energy in Agriculture in Africa and Asia», FAO Animal Production and Health Paper , 42, FAO, Rome, 1984.

Food and Agriculture Organisation of the United Nations, African Agriculture: The Next 25 Years , FAO, Rome, 1986a.

Food and Agriculture Organisation of the United Nations, Guidelines for Designing Development Projects to Benefit the Rural Poor , FAO, Rome, 1986b.

Food and Agriculture Organisation of the United Nations, «Irrigation in Africa South of the Sahara. A Study, with Particular Reference to Food Production», Investment Center, FAO ( Report, 111/86 CP-SSA 2), FAO, Rome, 1986c.

FORTMANN L., «The Tree Tenure Factor in Agroforestry with Particular Reference to Africa», Agroforestry Systems , 2 (4), 229-251, 1985.

FORTMANN L. et ROCHELEAU D., «Women and Agroforestry: Four Myths and Three Case Studies», Agroforestry Systems , 2 (4), 253-271, 1985.

FORTMANN L. et BRUCE J., Whose Trees? Proprietary Dimensions of Forestry , Westview Press, Boulder (CO), 1988.

FRANCIS P. et RAWLINS-BRANAN M.J., «The Extension System and Smallscale Farmers: A Case Study from Northern Zambia», Agricultural Administration and Extension , 26 (4), 183-196, 1987.

FRANZEL S., «Modeling Farmers' Decisions in a Farming Systems Research Exercice: The Adoption of an Improved Maize Variety in Kirinyaga District, Kenya», Human Organization , 43 (3), 199-207, 1984.

FRANZEL S. et CRAWFORD E., «Comparing Formal and Informal Survey Techniques for Farming Systems Research: A Case Study from Kenya», Agricultural Administration and Extension , 27 (1), 1333, 1987.

FREEMAN D. et LOWDERMILK M., «Middle-level Organizational Linkages in Irrigation Projects», in Cernea, 1985.

FREIRE P., Pedagogy of the Oppressed , Penguin, Harmondsworth, 1972.

FREIRE P., Education: The Pratice of Freedom , Writers and Readers Publishing Cooperative, Londres, 1973.

GAKOU M. L., The Crisis in African Agriculture , Zed Books, Université des Nations unies, Londres, 1987.

GALATY J., ARONSON D. et SALZMAN P. (ed.), The Future of Pastoral Peoples , Ottawa, 1981.

GAMSER M., Power from the People. Innovation, User Participation, and Forest Energy Development , Intermediate Technology Publications, Londres, 1988.

GARCIA-ZAMOR J.-C. (ed.), Public Participation in Development Planning and Management. Cases from Africa and Asia , Westview Press, Boulder (CO), 1985.

GARRET P., «Viable Objectives for Smallholder Programs: Variation by Social Strata», Agricultural Administration , 22, 39-55, 1986.

GATHEE J.W., «Farming Systems Economics: Fitting Research to Farmers' Conditions», in Keswani et Ndunguru, 1982.

GENTIL D., «A Few Questions on the Training and Visit Method», in Roberts, 1989.

GEORGE S., A Fate Worse than Debt , Penguin, Harmondsworth, 1988.

GERHART J., The Diffusion of Hybrid Maize in Western Kenya , CIMMYT, Mexico, 1975.

GILBERT E.H. et al ., «Farming Systems Research: A Critical Appraisal», MSU Rural Development Paper , 6, département d'économie agricole, Université du Michigan, East Lansing, 1980.

GLADWIN Ch. et al ., «Using Ethnoscientific Tools to Understand Farmers' Goals, Decisions», in Matlon et al ., 1984.

GLAESER B., Ecodevelopment in Tanzania , Mouton, Amsterdam, 1984.

GLAESER B. (ed.), The Green Revolution Revisited , Allen & Unwin, Londres, 1987.

GLANTZ M. H. (ed.), Drought and Hunger in Africa , Cambridge University Press, Cambridge, 1987.

GOERING J., Tropical Root Crops and Rural Development , document interne, 324, Banque mondiale, Washington (DC), 1979.

GOLDSCHMIDT W., «The Failure of Pastoral Economic Development Programs in Africa», in Galaty et al ., 1981.

GOLDTHORPE J.E., The Sociology of the Third World , Cambridge University Press, Cambridge, 1984.

GOMEZ A., «A Farming Systems Research Approach to Identifying Farmers' Production Problems», in Cernea et al ., 1985.

GOOD K., «Systemic Agricultural Mismanagement: The 1985 "Bumper" Harvest in Zambia», Journal of Modern African Studies , 24 (2), 257-284, 1986.

GOULD D., «Local Administration in Zaire and Underdevelopment», Journal of Modern African Studies , 15, 349-378, 1977.

GOULD D., Bureaucratic Corruption and Underdevelopment in the Third World: The Case of Zaire , Pergamon Press, New York, 1980.

GRAN G., Development by People , Praeger, New York, 1983.

GREYSEELS G. et al ., «The Use of Single Oxen for Crop Cultivation in Ethiopia», ILCA Bulletin , 18, 20-25, 1984.

GREYSEELS G., MCINTIRE J. et ANDERSON F.M., «Research with a Farming Systems Perpective at ILCA», ILCA Bulletin , 25, 17-23, 1986.

GROVE A., High Output Management , Random House, New York, 1983.

HANSEL H., DEVRIES J. and NDEDYA P. (ed.), Agricultural Extension in Ujamaa Village Development , faculté d'agriculture, Université de Dar es Salaam, Morogoro (Tanzanie), 1975.

HANSEN A. et MCMILLAN D. (ed.), Food in Sub-Saharan Africa , Lynne Rienner, Boulder (CO), 1986.

HARRISON P., The Greening of Africa , Paladin, Londres, 1987.

HARVEY J., POTTEN D. H. et SCHOPPMANN B., «Rapid Rural Appraisal of Small Irrigation Schemes in Zimbabwe», Agricultural Administration and Extension , 27 (3), 141-155, 1987.

HAUGERUD A., «Anthropology and Interdisciplinary Research in Rwanda», in Brokensha and Little, 1988.

HAVNEVIK K. (ed.), The IMF and the World Bank in Africa: Conditionality, Impact and Alternatives , Institut scandinave d'études africaines» Uppsala, 1987.

HAWKINS H.S., DUNN A.M. et CARY J.W., Agricultural and Livestock Extension , vol. 2, «The Extension Process», Programme des universités australiennes pour le développement international, Canberra, 1982.

HEYER J. et WAWERU J.K. «The Development of the Small Farm Areas», in J. Heyer et al . (ed.), Agricultural Development in Kenya , Oxford University Press, Nairobi, 1976.

HEYER J. et al. (ed.), Rural Development in Tropical Africa , St. Martin's Press, New York, 1981.

HILDEBRAND P., «Combining Disciplines in Rapid Appraisal: The Sondeo Approach», Agricultural Administration , 8, 423-432, 1981.

HILDEBRAND P. (ed.), Perspectives on Farming Systems Research and Extension , Lynne Rienner, Boulder (CO), 1986.

HILDEBRAND P. E., «On the Non-Neutrality of Scale of Agricultural Research», in Hildebrand, 1986.

HILL A. G. (ed.), Population, Health and Nutrition in the Sahel , KPI Ltd, Londres, 1985.

HOARE P.W.C. et CROUCH B. R., «Required Changes in the Project Management Cycle to Facilitate Participatory Rural Development», Agricultural Administration and Extension , 30 (1), 3-14, 1988.

HOGG R., «Water Harvesting and Agricultural Production in Semi-arid Kenya», Development and Change , 19, 69-87, 1988.

HONADLE G., «Rapid Reconnaisance for Development Administration: Mapping and Moulding Organisational Landscapes», World Development , 10 (8), 633-649, 1982a.

HONADLE G., «Supervising Agricultural Extension: Practices and Procedures for Improving Field Performance», Agricultural Administration , 9, 29-45, 1982b.

HONADLE G. et HANNAH J.P., «Managements Performance for Rural Development: Packaged Training or Capacity Building?», Public Administration and Development , 2, 295-307, 1982.

HONADLE G. et ROSENGARD J.K., «Putting Projectised Development into Perspective», Public Administration and Development , 3 (4), 299-305, 1983.

HOWELL J., «Administering Agricultural Development for Small Farmers», FAO Economic and Social Development Paper , 20, FAO, Rome, 1981.

HOWELL J., «Managing Agricultural Extension: the T & V System in Practice», Agricultural Administration Network Discussion Paper , 8, ODI, Londres, 1982.

HOWELL J., «Strategy and Practice in the T & V System of Agricultural Extension», Agricultural Administration Network Discussion Paper , 13, ODI, Londres, 1983.

HOWELL J. (ed.), Recurrent Costs and Agricultural Development , ODI, Londres, 1986.

HOWELL J. (ed.), «Training and Visit Extension in Practice», AAU Occasional Paper , 8, ODI, Londres, 1988.

HOWES M. et CHAMBERS R., «Indigenous technical Knowledge: Analysis, Implication and Issues», in Brokensha et al ., 1980.

HULME D., «Agricultural Extension: Public Service or Private Business?», Agricultural Administration , 14, 65-79, 1983.

HULME D., «State-sponsored Land Settlement Policies: Theory and Practice», Development and Change , 18, 413-436, 1987.

HUNTER G. (ed.), «Enlisting the Small Farmer: The Range of Requirements», AAU Occasional Paper , 4, ODI, Londres, 1984.

HYDEN G., No Shortcuts to Progress , Heinemann, Londres, 1983.

ILEIA, Towards Sustainable Agriculture , Partie 2, bibliographie, Information Centre on Low External Input Agriculture, Leusden (Pays-Bas)/Agrecol Development Information, Langenbruck (Suisse), 1988.

INSTITUTE FOR DEVELOPMENT STUDIES, «Agricultural Extension and Farmer Training», in SRDP, Second Overall Evaluation of the Special Rural Development Programme, Occasional Paper , 12, Institut d'études sur le développement, Université de Nairobi, Nairobi, 1975.

INTERNATIONAL LABOUR OFFICE, Basic Needs in Danger. A Basic Needs Oriented Development Strategy for Tanzania , Jobs and Skills Programme for Africa, ILO, Addis Abeba, 1982.

ISRAEL A., Institutional Development: Incentives to Performance , Johns Hopkins University Press, Baltimore (MD), 1987.

JAHNKE H. E., Livestock Production Systems and Livestock Development in Tropical Africa , Kieler Wissenschaftsverlag Vauk, Kiel, 1982.

JAHNKE H., KIRSCHKE D. et LAGEMANN J., «The Impact of Agricultural Research in Tropical Africa», CGIAR Study Paper , n° 21, Banque mondiale, Washington (DC), 1987.

JIGGINS J., «Gender-Related Impacts and the Work of the International Agricultural Research Centres», CGIAR Study Paper , n° 17, Banque mondiale, Washington (DC), 1986.

JOHNSON K., «Organisational Structures and the Development Project Planning Sequence», Public Administration and Development , 4, 111-131, 1984.

JOHNNY M., KARIMA J. et RICHARDS P., «Upland and Swamp Rice Farming in Sierra Leone: The Social Context of Technological Change», Africa, 51 (2), 596-620, 1981.

JONES C. W., «Intra-Household Bargaining in Response to the Introduction of New Crops: A Case Study From North Cameroon», in Moock, 1986.

JONES G. E. (ed.), Investing in Rural Extension: Strategies and Goals , Elsevier Applied Science Publishers, Londres, 1986.

JONES W. et EGLI R., Farming Systems in Africa: The Great Lakes, Highlands of Zaire, Rwanda and Burundi , document technique, 27, Banque mondiale, Washington (DC), 1984.

KAMARCK A., The Tropics and Economic Development , Johns Hopkins University Press, Baltimore (MD), 1976.

KESWANI C. et NDUNGURU B.J. (ed.), Intercropping, Centre de recherches pour le développement international, Ottawa, 1982.

KILLICK T. et COMMANDER S., «State Divestiture as a Policy Instrument in Developing Countries», World Development , 16 (12), 1465-1479, 1988.

KIMANI F. N., «The Extension System of British-American Tobacco (Kenya) Limited», in Roberts, 1989.

KJAERBY F., «Villagization and the Crisis: Agricultural Production in Hanang District, Northern Tanzania», CDR Project Paper , 89.2, Centre de recherche sur le développement, Copenhague, 1989.

KORTEN D. C., «Community Organisation and Rural Development, A Learning Process Approach», The Public Administration Review , 40 (5), 418-511, 1980.

KORTEN D. et ALFONSO F. (ed.), Bureaucracy and the Poor: Closing the Gap , McGraw-Hill International, Singapour, 1981.

KRlESEL H.C. et al., Agricultural Marketing in Tanzania , Université d'Etat du Michigan pour l'USAID, East Lansing, 1970.

KYDD J., «Maize Research in Malawi: Lessons from Failure», Journal of International Development , 1 (1), 112-144, 1989.

LAGEMANN J., «Traditional African Farming Systems in Eastern Nigeria», IFO-Institut Afrika Studien , 98, Weltforum Verlag, Munich, 1977.

LAMB G. et MULLER L., Control, Accountability, and Incentives in a Successful Development Institution. The Kenya Tea Development Authority , document interne, 550, Banque mondiale, Washington (DC), 1982.

LANG M. et CANTRELL R., «Accenting the Farmer's Role: Purdue Farming Systems Unit», in Matlon et al ., 1984.

LEACH G. et MEARNS R., Beyond the Woodfuel Crisis: People, Land and Trees in Africa , Earthscan, Londres, 1988.

LELE U., The Design of Rural Development , Johns Hopkins University Press, Baltimore (MD), 1975.

LEONARD D., «Organizational Structures for Productivity in Agricultural Extension», in David Leonard (ed.), Rural Administration in Kenya , East African Literature Bureau, Nairobi, 1973.

LEONARD D., Reaching the Peasant Farmer , University of Chicago Press, Chicago, 1977.

LEONARD D., «African Practice and the Theory of User Fees», in Howell, 1986.

LEONARD D., «The Political Realities of African Management», World Development , 15 (7), 899-910, 1987a.

LEONARD D., «The Supply of Veterinary Services: Kenyan Lessons», Agricultural Administration and Extension , 26 (4), 219236, 1987b.

LEONARD D., «The Secrets of African Managerial Success», IDS Bulletin , 19 (4), 35-41, 1988.

LIEBENOW J. G., Colonial Rule and Political Development in Tanzania: The case of the Maconde , East African Publishing Press, Nairobi, 1971.

LIGHTFOOT C. et BARKER R., «On-Farm Trials: A Survey of Methods», Agricultural Administration and Extension , 30 (1), 1524, 1988.

LIGHTFOOT C., DE GUIA Jr., O. et OCADO F., «A Paticipatory Method for Systems-Problem Research: Rehabilitating Marginal Uplands in the Philipines», Experimental Agriculture , 24 (3), 301-309, 1988.

LIPTON M. et LONGHURST R., «Modern Varieties, International Agricultural Research, and the Poor», CGIAR Study Paper , 2, Banque mondiale, Washington (DC), 1985.

LIPTON M., «Agricultural Research and Modern Plant Varieties in Sub-Saharan Africa: Generalisations, Realities and Conclusions», Journal of International Development , 1 (1), 168-179, 1989.

LIPTON M. et LONGHURST R., New Seeds and Poor People , Unwin Hyman, Londres, 1989.

LUNING H. et VENEMA L. An Evaluation of the Agricultural Extension Service (with Reference to Rungwe District, Tanzania), Afrika-Studie Centrum, Leyden, 1969.

MACE R., «Gambling with Goats: Variability in Herd Growth among Restocked Pastoralists in Kenya», Pastoral Development Network Paper , 28a, ODI, Londres 1989.

MAEDA J., «Creating National Structures for People Centered Agrarian Development», in Korten et Alfonso, 1981.

MAHDAVI G., «The Commodity-Driven Approach of the Cotton Compagnies», in Roberts, 1989.

MATLON P., «Technology Evaluation: Five Case Studies from West Africa», in Matlon et al ., 1984.

MATLON P., «A Critical Review of Objectives, Methods and Progress to Date in Sorghum and Millet Improvement: A Case Study of ICRISAT/Burkina Faso», in Herbert Ohm et J. Nagy (ed.), Appropriate Technologies for Farmers in Semi-Arid West Africa , Programmes internationaux en agriculture, Purdue University, West Lafayette (Indiana), 1985.

MATLON P. et al . (ed.), Coming Full Circle: Farmers' Participation in the Development of Technology , Centre de recherches pour le développement international, Ottawa, 1984.

MAZRUI A., The Africans: A Triple Heritage , BBC Publications, Londres, 1986.

MCHENRY D., Tanzania's Ujamaa Villages , Institut d'études internationales, Université de Californie, Berkeley (CA), 1979.

MCPHERSON M., The Journal of Development Studies , 22 (3), 604-607, 1986.

MERRILL SANDS D., «The Technology Applications Gap: Overcoming Constraints to Small-Farm Development», FAO Research and Technology Paper , 1, FAO, Rome, 1986.

MILLER D. et MINTZBERG H., «The Case for Configuration», in Gareth Morgan (ed.), Beyond Method: Strategies for Social Research, Sage , Beverly Hills (CA), 1983.

MOLLISON B. et HOLMGREN D., Permaculture One: A Perennial Agriculture For Human Settlement , Stanley, Tasmanie (Australie), 1982.

MONTGOMERY J., «Probing Managerial Behaviour: Image and Reality in Southern Africa», World Development , 15, 911-929, 1987.

MOOCK J. (ed.), Understanding Africa's Rural Households and Farming Systems , Westview Press, Boulder (CO), 1986.

MORIS J., «Farmer Training as a Strategy of Rural Development», in J. Sheffield (ed.), Education, Employment and Rural Development , East African Publishing House, Nairobi, 1967.

MORIS J., «Managerial Structures and Plan Implementation in Colonial and Modern Agricultural Extension: A Comparison of Cotton and Tea Programmes in Central Kenya», in D. Leonard (ed.), Rural Administration in Kenya , East African Literature Bureau, Nairobi, 1973.

MORIS J., «Agriculture in the Schools: The East African Experience», in J. Sheffield, J. Moris et J. Hermans, Agriculture in African Secondary Schools , The African-American Institute, New York? 1976.

MORIS J., «The Transferability of Western Management Concepts and Programs, an East African Perspective», in L. Stifel et al . (ed.),

Education and Training for Public Sector Management in Developing Countries , Fondation Rockefeller, New York, 1977.

MORIS J., Managing Induced Rural Development , Institut de développement international, Université de l'Indiana, Bloomington, 1981.

MORIS J., «Reforming Agricultural Extension and Research Services in Africa», Agricultural Administration Network Discussion Paper , 11, ODI, Londres, 1983a.

MORIS J., «What Do We Know about African Agricultural Development? The Role of Extension Performance Reanalysed», rapport d'expert non publié pour le Bureau de science et technologie, USAID, Washington (DC), 1983b.

MORIS J., «Directions in Contemporary Pastoral Development», Pastoral Development Network Paper , 22a, ODI, Londres, 1986a.

MORIS J., «The Situation and Needs of Agricultural Extension in African Countries», consultation d'expert sur l'amélioration de la vulgarisation agricole pour la FAO, 6-10 octobre, CIRDAFRICA, Arusha (Tanzanie), 1986b.

MORIS J., «Incentives for Effective Agricultural Extension at the Farmer/Agency Interface», in Rivera et Schram, 1987.

MORIS J., «Failing to Cope with Drought: The Plight of Africa's Ex-Pastoralists», Development Policy Review , 6 (3), 269-294, 1988a.

MORIS J., «Interventions for African Pastoral Development Under Adverse Production Trends», Alpan Network Paper , n° 16, ILCA, Addis Ababa, 1988b.

MORIS J., «Extension Under East African Field Conditions», in Roberts, 1989a.

MORIS J., «Indigenous Versus Introduced Solutions to Food Stress in Africa», in Sahn, 1989b.

MORIS J. et CHAMBERS R., «Mwea in Perspective», in Mwea, «An Irrigated Rice Settlement in Kenya», IFO-Institute Afrika Studien , n° 83, Weltforum Verlag, Munich, 1973.

MORIS J. et HATFIELD C., «A New Reality: Western Technology Face Pastoralism in the Maasai Project», in IRRI, The Role of Anthropologists and other Social Scientists in Interdisciplinary Teams Developing Improved Food Production Technology , IRRI, Los Banos, 1982.

MORIS J. et al., Tanzania's Productivity Crisis: A Social and Institutional Profile , rapport d'expert pour l'USAID/Tanzanie, 1985.

MORIS J. et THOM D. (ed.), Irrigation Development in Africa: Lessons of Experience , Westview Press, Boulder (CO), 1990.

MORSS E.R. et Gow D., «The Notorious Nine: Critical Problems in Project Implementation», World Development , 16 (12), 1399-1418, 1988.

MULLEN J., «Training and Visit System in Somalia: Contradictions and Anomalies», Journal of International Development , 1 (1), 145-167, 1989.

MURPHY J. et MARCHANT T., Monitoring and Evaluation in Extension Agencies , document technique, 79, Banque mondiale, Washington (DC), 1988.

MUTISO R., «Career-Role/Family-Role Conflict Among Women Agricultural Extension Officers in Kenya», Journal of Eastern African Research and Development , 9 (1), 67-77, 1979.

MWANSASU B. et PRATT R.C. (ed.), Towards Socialism in Tanzania , University of Toronto Press, Toronto, 1979.

MYERS N. (avec Bill Campbell), «Miracle in a lifeless pit», International Wildlife , 16 (6), 30-55, 1986.

NELSON A., «Coming to grips with accounts», in The Freemen of Meru , Oxford University Press, Nairobi, 1967.

NORMAN D.R., «The Success of Peasant Agriculture in Zimbabwe 1980-1985», Farm Occasional Paper , 1, Food and Agricultural Research Mission (FARM), Osney Mead (Oxford), 1986.

NORMAN D., «The Farming Systems Approach: Relevancy for the Small Farmer», MSU Rural Development Paper 5, Université d'Etat du Michigan, East Lansing, 1979.

NORMAN D., «The Farming Systems Approach to Research», Farming Sytems Research Paper , 3, Bureau des programmes internationaux, Université d'Etat du Kansas, Manhattan, 1982.

NORMAN D.W., SIMMONS E. et HAYS H.M., Farming Systems in the Nigerian Savanna , Westview Press, Boulder (CO), 1982.

NORMAN D. et al ., «Technology Development and Farmer Groups: Experiences from Botswana», Experimental Agriculture , 24 (3), 321-331, 1988.

NORONHA R., A Review of the Literature on Land Tenure Systems in Sub-Saharan Africa , Banque mondiale, Washington (DC), 1985.

OAKLEY P. et GARFORTH C., «Guide to Extension Training», Training Series , 11, FAO, Rome, 1985.

OAKLEY P. et MARSDEN D., Approaches to Participation in Rural Development , ILO, Genève, 1984.

OBERAI A.S., «Land Settlement Policies and Population Redistribtion in Developing Countries: Performance, Problems and Prospects», International Labour Review , 1986.

OKIGBO B., «Improved Permanent Production Systems as an Alternative to Shifting Intermittent Cultivation», in «Improved Production Systems as an Alternative to Shifting Cultivation», FAO Soils Bulletin , 53, FAO, Rome, 1984.

ORAM P.A., «Agricultural Research and Extension: Issues of Public Expenditure», in Howell, 1986.

OWEN D.F., Man in Tropical Africa: The Environmental Predicament , Oxford University Press, Londres, 1973.

PACEY A. et PAYNE P. (ed.), Agricultural Development and Nutrition , Hutchinson, Londres, 1985.

PALMER G., «The Agricultural R lement Sheme: A Review of cases and Theories», in B. Berchichewsky (ed.), Anthropology and Social Change in Rural Areas , Mouton, La Haye, 1979.

PAUL S., Managing Development Programs: The Lessons of Success , Westview Press, Boulder (CO), 1982.

PENNING DE VRIES F.W.T., «The Productivity of Sahelian Rangelands- A Summary Report», Pastoral Network Paper , 15b, ODI, Londres, 1983.

PERRIN R.K. et al., From Agronomic Data to Farmer Recommendations: An Economic Training Manual , CIMMYT, Mexique, 1976.

PETERSON S., «Government, Cooperatives, and the Private Sector in Peasant Agriculture», in David Leonard et Dale Marshall (ed.), Institutions for Rural Development for the Poor , Institut d'études internationales, Université de Californie, Berkeley (CA), 1982.

PEUSE H. G. et MBAGA W.D.S., «Helping Farm Groups Problem-Solve: A Workshop Macrodesign for Extension Workers», Agricultural Administration and Extension , 26 (1), 17-26.

POATS S., SCHMINK M. et SPRING A. (ed.), Gender Issues in Farming Systems Research and Extension , Westview Press, Boulder (CO), 1988.

POLLNAC R., Sociocultural Aspects of Developing Small-Scale Fisheries: Delivering Services to the Poor , document interne, 490, Banque mondiale, Washington (DC), 1981.

POLLNAC R., «Social and Cultural Characteristics, Small-Scale Fishery Development», in Cernea, 1985.

PRADERVAND P., Listening to Africa: Developing Africa from the Grassroots , Praeger, New York, 1989.

PRICE R., Society and Bureaucracy in Contemporary Ghana , University of California Press, Berkeley (CA), 1978.

QUICK S., «Bureaucracy and Rural Socialism in Zambia», Journal of Modern African Studies , 15 (3), 379-400, 1977.

RAHMATO D., Agrarian Reform in Ethiopia , Institut scandinave d'études africaines, Uppsala (Suède), 1984.

READING RURAL DEVELOPMENT COMMUNICATIONS BULLETIN, «Investing in Rural Extension», (numéro special), RRDC Bulletin , 24.

REASON P. (ed.), Human Inquiry in Action: Developments in New Paradigm Research , Sage, Londres, 1988.

REIJ Ch., MULDER P. et BEGEMANN L., Water Harvesting for Plant Production , document technique, 91, Banque mondiale, Washington (DC), 1988.

REINING C., The Zande Scheme , Northwestern University Press, Evanston (IL), 1966.

REPUBLIQUE DU KENYA, «The Kenyan Experience», document préparé pour le Séminaire africain sur les liens entre la vulgarisation agricole et la recherche, Eldoret, Kenya, Ministère de l'Agriculture et du Développement de l'élevage, Nairobi, 1984.

RHOADES R., «Farmers and Experimentation» Agricultural Administration (Research and Extension) Network Discussion Paper , 21, ODI, Londres, 1987.

RHOADES R. et BOOTH, «Farmer-Back-to-Farmer: a Model for Generating Acceptable Agricultural Technology», Agricultural Administration , 11, 127-137, 1982.

RICHARDS A. I., Land, Labour and Diet in Northern Rhodesia , Oxford University Press, Londres, 1948.

RICHARDS P., Indigenous Agricultural Revolution , Hutchinson, Londres, 1985.

RICHARDS P., Coping with Hunger: Hazard and Experiment in an African Rice-Farming System , Allen & Unwin, Londres, 1986.

RICHARDS P., «Agriculture as a Performance», in Chambers et al ., 1989.

RIMMER D. (ed.), Rural Transformation in Tropical Africa , Ohio University Press, Athens, Ohio, 1988.

RIVERA W. et SCHRAM S. (ed.), Agricultural Extension Worldwide , Croom Helm, Londres, 1987.

ROBERTS N., «The World Bank and the Training and Visit System in East Africa», in Roberts, 1989.

ROBERTS N. (ed.), Agricultural Extension in Africa: A World Bank Symposium , Banque mondiale, Washington (DC), 1989.

ROLING N., Extension Science , Cambridge University Press, Cambridge, 1988.

RONDINELLI D., «Administrative Decentralisation and Economic Development: The Sudan's Experiment with Devolution», The Journal of Modern African Studies , 19 (4), 595-624, 1981a.

RONDINELLI D., «Government Decentralisation in Comparative Perspective», International Review of Administrative Sciences , 47 (2), 133-145, 1981b.

RONDINELLI D., Development Projects as Policy Experiments , Methuen, Londres, 1983.

RUTHENBERG H., «Some Characteristics of Smallholder Farming in Tanzania», in Smallholder Farming and Smallholder Development in Tanzania , IFO-Institut Afrika Studien, 24, Weltforum Verlag, Munich, 1968.

RUTHENBERG H., «The Adaptation of Agricultural Production Services to Changing Circumstances: Some Considerations Based on Experience with Projects in Tropical Africa», Agricultural Administration , 4, 131-148, 1977.

RUTHENBERG H., Farming Systems in the Tropics , Clarendon Press, Oxford, 1980.

SAHN D. E. (ed.), Seasonal Variability in Third World Agriculture , Johns Hopkins University Press, Baltimore (MD), 1989.

SANDFORD S., Management of Pastoral Development in the Third World , John Wiley & Sons, Chichester (Angleterre), 1983.

SAVORY A., «A Solution to Desertification: Holistic Resource Managment», Pastoral Development Network Paper , 27a, ODI, Londres, 1989.

SCHATZBERG M., The Dialectics of Oppression in Zaire , Indiana University Press, Bloomington (Indiana), 1988.

SCOONES I., Sustainable Pastoralism in Africa:: An Annotated Bibliography , Drylands Programme, IIED; Londres, 1988.

SCUDDER T., The Ecology of the Gwembe Tonga , Manchester University Press, Manchester, 1962.

SHANER W.W., PHILIPP P.F. et SCHMEHL W.R., Farming Systems Research and Development , Westview Press, Boulder (CO), 1982.

SHEPHERD G., «Forest Policies, Forest Politics», Social Forestry Network Paper , 3a, ODI, Londres, 1986.

SHINGI P.M., «Towards a Re-Definition of Extension», Social Change , 13 (4), 31-35, 1983.

SIMMONDS N., Farming Systems Research: A Review , document technique, n° 43, Banque mondiale, Washington (DC), 1984.

SIMPSON J. R. et EVANGELOU P. (ed.), Livestock Development in Sub-Saharan Africa , Westview Press, Boulder (CO), 1984.

SMITH W., LETHEM F. et THOOLEN B., The Design of Organisations for Rural Development , document interne, 375, Banque mondiale, Washington (DC), 1980.

SPRAGUE G.F., «Factors Affecting the Adoption of Hybrid Maize in the United States and Kenya», in A.H. Bunting (ed.), Change in Agriculture , Gerald Duckworth, Londres, 1970.

SPRING A., «Putting Women in the Development Agenda: Agricultural Development in Malawi», in Brokensha et Little, 1988a.

SPRING A., «Using Male Research and Extension Personnel to Target Women Farmers», in Poats et al ., 1988b.

STAUDT K., «Administrative Resources, Political Patrons, and Redressing Sex Inequities: A Case from Western Kenya», The Journal of Developing Areas , 12 (4), 399-414, 1978.

STAVIS B., Social Soundness Analysis of Ethiopia's Minimum Package Program II , Centre d'études internationales, Cornell University, Ithaca (NY), 1977.

STAVIS B., «Agricultural Extension for Small Farmers», MSU Rural Development Working Paper , 3, Département d'économie agricole, Université d'Etat du Michigan, East Lansing, 1979.

STEVENS H., «Problems of Agricultural Extension in Africa», in FAO, Training for Agriculture and Rural Development , 21, FAO, Rome, 1981.

STEWART I., «Response Farming: A Scientific Approach to Ending Starvation and Alleviating Poverty in Drought Zones of Africa», in Yolanda T. Moses (ed.), Proceedings, African Agricultural Development Conference: Technology, Ecology and Society , Université polytechnique de l'Etat de Californie, Pomona (CA), 1986.

STOUT R., Jr., Management or Control? The Organizational Challenge , Indiana University Press, Bloomington, 1980.

SUDAD S.H., Major Constraints in Farmer Training at Field Level. Case Studies from Jordan, Malaysia and Tanzania , FAO, Rome, 1980.

SUMBERG J.E., «Alley Farming in the Humid Zone: Linking Crop and Livestock Production», ILCA Bulletin , 18, 2-6, 1984.

SUMBERG J. et OKALI C., «Farmers, On-Farm Research and Development of New Technology», Experimental Agriculture , 24 (3), 333-342, 1988.

SUTHERLAND A., «Sociology of Farming Systems Research», AAU Occasional Paper , 6, ODI, Londres, 1987.

SUTHERLAND A., «Extension and Farming Systems Research in Zambia», in Howell, 1988.

SWANBERG K. et HOGAN (ed.), «Implications of the Drought Syndrome for Agricultural Planning in East Africa: The Case of Tanzania», Development Discussion Paper , n° 120, Institut pour le développement international de Harvard, Cambridge (MA), 1981.

SWANSON B. E. (ed.), Agricultural Extension, A Reference Manual , FAO, Rome, 1984.

SWIFT J., «Labour and Subsistence in a Pastoral Economy», in Chambers et al., 1989.

THIRTLE C. (ed.), «The Green Revolution in Africa», (Special Issue), Journal of International Development , 1 (1), 1989a.

THIRTLE C. (ed.), «Agricultural Research and Institution Building in Sub-Saharan Africa: The Kenyan Example», Journal of International Development , 1 (1), 83-111, 1989b.

TRAPMAN C., Change in Administrative Structures: A Case Study of Kenyan Agricultural Development , ODI, Londres, 1974.

TURNER B., «The Importance of Dambos in African Agriculture», Land Use Policy , 3 (4), 343-347, 1986.

UPHOFF N., «Participatory Evaluation of Farmer Organisation», Agricultural Administration and Extension , 30 (1), 4364, 1988.

UPTON M., African Farm Management , Cambridge University Press, Cambridge, 1987.

VAN DEN BAN A.W. et HAWKINS H.S., Agricultural Extension , Longman, Londres, 1988.

VIERICH H., «Accommodation or Participation? Communication Problems», in Matlon et al ., 1984.

VON BLANCKENBURG P., «The Training and Visit System in Agricultural Extension: A Review of First Experiences», Quarterly Journal of International Agriculture , 21(1), 6-25, 1982.

VON BLANCKENBURG P., «Agricultural Extension Systems in Some African and Asian Countries», FAO Economic and Social Development Paper , 46, FAO, Rome, 1984.

VON FREYHOLD M., Ujamaa Villages in Tanzania , Heinemann, Londres, 1979.

VON KAUFMANN R., «Design and Testing Procedure in Livestock Systems Research: An Agro-Pastoral Example», in Pastoral Systems Research in Sub-Saharan Africa , ILCA, Addis Abéba, 1983.

WATTS M., «Drought, Environment and Food Security: Some Reflections on Peasants, Pastoralists and Commoditization in Dryland West Africa», in Glantz, 1987.

WEIDEMANN C. J., «Designing Agricultural Extension for Women Farmers in Developing Countries», in Rivera et Schram, 1987.

WELLINGS P., «Making a Fast Buck: Capital Leakage and the Public Accounts of Lesotho», African Affairs , 82, 495-507, 1983.

WHEELER D., «Sources of Stagnation in Sub-Saharan Africa», World Development , 12 (1), 1-21, 1984.

WICKRAMASINGHE L., «Toward a New Extension Strategy - from Promotion of Innovations to Participatory Communication», in Training for Agriculture and Rural Development , 1981, FAO Economic and Social Development Series , 24, FAO, Rome, 1982.

WIGGINS S., Agricultural Project Management in Sierra Leone , Discussion Paper, Département d'économie agricole et de gestion, Université de Reading, Reading, 1988.

WIGGINS S., Agricultural Project Management in Sierra Leone and Zambia , Département d'économie agricole et de gestion, Université de Reading, 1989.

WILLIAMS R., Political Corruption in Africa, Gower , Aldershot, 1987.

WILSON R.T., Livestock Production in Central Mali: Long-Term Studies on Cattle and Small Ruminants in the Agropastoral System , ILCA, Addis Abéba, 1986.

WILY L., Women and Development: A Case Study of Ten Tanzanian Villages , Arusha Planning and Village Development Project, Arusha, 1981.

YAGIL R., «The Desert Camel», Comparative Animal Nutrition , 5, S. Karger Publishers, New York, 1985.

YOUNG R. et FOSBROOKE H., Smoke in the Hills , Northwestern University Press, Evanston (IL), 1960.

ZAINUDDIN A.P. et TEH S.B., «Approaches Toward District Development Models for MultiAgency Teamwork», in Training for Agriculture and Rural Development , 1981, FAO Economic and Social Development Series , 24, FAO, Rome, 1982.

ZANDSTRA H. et al., Caqueza: Living Rural Development , Centre de recherches pour le développement international, Ottawa, 1979.