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The trials conducted by CIATs Bean Economics Program in southern Huila (Colombia) have indicated that in this region monoculture bean yields can be increased 1-1.5 t/ha through improved agronomic practices. This paper is an ex ante analysis of the effect of this new technology on farmers` income,...


Arcia, GSanders, J.H.[Ex ante analysis of new bean technology in Southern Huila]Ex ante analysis of new bean technology in Southern Huila

Agricultural research in developing countries has lacked relevance to farm-level production problems, especially appropriate technologies for small-scale or limited-resource farmers. Currently research institutions are directing their efforts towards these objectives. This paper is a preliminary ...


Lynam, John K.Sanders, J.H.[The role of economists in on-farm testing in agricultural research]The role of economists in on-farm testing in agricultural research

On-farm research results of 3 yr evaluating new bean technology (var. and cultural practices) at Pitalito, Suaza, and Timana in southern Huila, Colombia, are presented. Clean seed, insecticides, increased plant density, fertilizers, and new var. for both monocropped and associated (maize) beans w...


Ruiz de Londoño, NorhaSanders, J.H.Pachico, Douglas H.Herrera Durán, O.[Evaluacion de nueva tecnologia de frijol a nivel de finca sur de Huila, Colombia, 1978-1980]Evaluacion de nueva tecnologia de frijol a nivel de finca sur de Huila, Colombia, 1978-1980

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