Comparing and integrating farmers' and breeders' evaluations of maize varieties in East Africa

De Groote, H; Siambi, M. 2005. Comparing and integrating farmers' and breeders' evaluations of maize varieties in East Africa.In Participatory research and development for sustainable agriculture and natural resource management: a sourcebook. Ottawa, Canada: International Development Research Centre

While Kenyan farmers still grow many traditional maiz e varieties, they increasingly face soil, pest and environmental constraints to crop productivity.