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URI permanente para esta comunidadhttp://hdl.handle.net/123456789/2
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Ítem Farmers` independent experimentation with green manure and/or cover crops: a component of participatory research for improving Ugandan farming systems(International Center for Tropical Agriculture) Wortmann, Charles S.; Kaizzi, CK; Fischler, MAÍtem Participatory research in Ikulwe-Iganga District, Uganda(International Center for Tropical Agriculture) Kayuki, KC; Wortmann, Charles S.Ítem Green manures for maize-bean systems in eastern Uganda: Agronomic performance and farmers' perceptions(Springer) Fischler, MA; Wortmann, Charles S.Ítem Crotalaria ochroleuca as a green manure crop in UgandaWortmann, Charles S.; Isabirye, M.; Musa, SÍtem Accomplishments of participatory research for systems improvement in Iganga District, Uganda 1993 to 1997(International Center for Tropical Agriculture) Wortmann, Charles S.; Fischler, MA; Alifugani, F; Kaizzi, CKÍtem Tree legumes in medium-term fallows: Nitrogen, fixation, nitrate recovery and effects on subsequent cropsWortmann, Charles S.; Kaizzi, CK