Resultados de búsqueda - "economics and extension"

Demanddriven technologies for sustainable maize production in West and Central Africa: proceedings of the Fifth biennial Regional Maize Workshop, 36 May 2005, IITA Cotonou, Benin R... por Badu-Apraku, Baffour, Fakorede, M.A.B., Lum, A.F., Menkir, A., Ouédraogo, M.

Materias: “…economics and extension…”
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