Search Results - Vallejo, RA

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    Identifying appropriate technologies for farmers: the case of the bean + maize system in Ipiales, Colombia, 1982-1986 by Wooley, JN, Vallejo, RA, Prager Mosquera, Martín

    Published 1988
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    Identificando tecnologías apropiadas para agricultores: caso del sistema frijol + maíz en Ipiales, Colombia, 1982-1986 by Woolley, Jonathan N., Beltrán Giraldo, Jorge Alonso, Vallejo, RA, Prager Mosquera, Martín

    Published 1988
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    Libro

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