Technology for small-scale farmers in sub-Saharan Africa : experi ence with food crop production in five major ecological zones - Carr, Stephen (Washington, D.C. : World Bank, 1989)
Keywords: Agriculture -- Africa, Sub-Saharan -- Appropriate technology; Alternative agriculture -- Africa, Sub-Saharan.; Food crops -- Africa, Sub-Saharan.; Agricultural development projects -- Africa, Sub-Saharan.; Farms, Small -- Africa, Sub-Saharan.; Agricultural extension work -- Africa, Sub-Saharan.; Agriculture -- Research -- Africa, Sub-Saharan.; Agricultural ecology -- Africa, Sub-Saharan.