Agroforestry research in bean-based cropping systems of subsahalien Africa: A review of research methodologies and results

GRAF, W.; Ndorehayo, V. 1988. Agroforestry research in bean-based cropping systems of subsahalien Africa: A review of research methodologies and results. In: Wortmann, C. (ed.). Workshop on Soil Fertility Research for Bean Cropping Systems in Africa (1988, Addis Ababa, Ethiopia). Proceedings. Southern Africa Development Coordination Conference (SADCC); Centro Internacional de Agricultura Tropical (CIAT), Regional Programme on Beans in Southern Africa, Debre Zeit, ET. p. 123-137. (CIAT African workshop series no. 3)