Manual

Farmer evaluations of technology: a handbook

author(s)

Ashby, J.A.

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full citation

Ashby, Jacqueline Anne; Pachico, Douglas H. 1989. Farmer evaluations of technology : A handbook. Centro Internacional de Agricultura Tropical (CIAT), IPRA Projects, Cali, CO. 118 p. (Documento de trabajo no. 7)