Resultados de búsqueda - von Oppen, Matthias

Who contributes efficiently to development? evaluating agricultural R&D in Cameroon and Tanzania por Hartwich, Frank, von Oppen, Matthias

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Farmer willingness to pay for seed-related information: rice varieties in Nigeria and Benin por Horna, Daniela, Smale, Melinda, von Oppen, Matthias

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Farmer willingness to pay for seed-related information: Rice varieties in Nigeria and Benin por Horna, Daniela, Smale, Melinda, von Oppen, Matthias

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