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Agricultural extension systems in some African and Asian countries : an analysis of country reports
Blanckenburg, Peter von - 1984
Persistent link: https://www.econbiz.de/10002311253
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The planning and development of Brazilian agriculture : some quantitative extensions
Anderson, Marvin Sydney - 1972
Persistent link: https://www.econbiz.de/10001837769
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Aspects of the training and visit system of agricultural extension in India : a comparative analysis
Feder, Gershon; Slade, Roger H.; Slade, Roger - 1984 - 1. print.
Persistent link: https://www.econbiz.de/10000685829
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A century of productivity change in U.S. agriculture : an analysis of the role of invention, research and extension
Evenson, Robert E. - 1978
Persistent link: https://www.econbiz.de/10000674147
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Linkages between agricultural research and extension : the situation in Pakistan
El-Zoobi, A. - In: Training for agriculture and rural development (1986/87), pp. 113-121
Persistent link: https://www.econbiz.de/10003713909
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Delivery system in support of small farmers in the context of rural development
Ahmad, Ajmal H. - 1982
Persistent link: https://www.econbiz.de/10003464629
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Ecuador : study of agricultural education, investigation, and extension, 1965
1967
Persistent link: https://www.econbiz.de/10002358045
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Sources of information in agriculture
Dworaczek, Marian - 1982
Persistent link: https://www.econbiz.de/10001423901
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Relation entre les frais d'engrais et de produits de lutte et la rentabilité dans les grandes cultures
Vanorlé, L. - 1986
Persistent link: https://www.econbiz.de/10000712574