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Díaz Duque, R.O.Pinstrup-Andersen, Per[Costs and use of inputs in cassava production in Colombia: a brief description]Costs and use of inputs in cassava production in Colombia: a brief description

A survey of weeds and weeding practices was carried out by a team of agricultural economists and agronomists on 283 farms in 5 cassava-growing regions of Colombia at 3 times during a cropping season. From 71-78 percent of the weed species present were broad- leaved species. As cassava grew older,...


Doll, J.Pinstrup-Andersen, PerDíaz, R.O.[An agro-economic survey of the weeds and weeding practices in cassava (Manihot esculenta Crantz) in Colombia]An agro-economic survey of the weeds and weeding practices in cassava (Manihot esculenta Crantz) in Colombia

Suggested objectives of the agricultural economics program at CIAT are to collaborate in the allocation of research resources, improve the economic efficiency of cassava production and marketing, estimate the overall socioeconomic consequences of the adoption of improved technology in production ...


Pinstrup-Andersen, Per[The role of CIAT in the international improvement of cassava: The agricultural economics input]The role of CIAT in the international improvement of cassava: The agricultural economics input
Díaz Duque, R.O.Pinstrup-Andersen, Per[Descripción agro-económica del proceso de producción de yuca en Colombia]Descripción agro-económica del proceso de producción de yuca en Colombia
Díaz Duque, R.O.Pinstrup-Andersen, PerEstrada, R.D.[Costos y utilización de insumos en la producción de yuca en Colombia]Costos y utilización de insumos en la producción de yuca en Colombia

A survey was made of weed species, weed densities and common weeding practices on 3 visits during the growing season to some 300 farms in 5 cassava-growing regions of Colombia. Broadleaf weeds were the commonest in all regions (62-65 percent of the species); there was a shift to slightly more gra...


Díaz, R.O.Pinstrup-Andersen, PerDoll, J.[Las malezas y su control en el cultivo de la yuca en Colombia]Las malezas y su control en el cultivo de la yuca en Colombia

Gutiérrez Alemán, Néstor F.Pinstrup-Andersen, Per[La importancia relativa de fríjol, maíz, arroz y yuca en la zona tropical]La importancia relativa de fríjol, maíz, arroz y yuca en la zona tropical

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