1. Developmental approach to on-farm research: A pilot project for improving small ruminant production in humid West Africa;Atta-Krah,1985
2. If women do not farm what do they do?;Cashman,1986
3. Farming systems research in East Africa: The experience of CIMMYT and some National Agricultural Research Services, 1976–1981;Collinson;Michigan State University International Development Paper No. 7,1982
4. Land tenure systems and the adoption of alley farming;Francis,1986
5. On-farm agronomic trials in farming systems research and extension;Hildebrand,1985