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, Per
,
Díaz, 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
An economic analysis is made of cassava production in Colombia, based on yields obtained by farmers surveyed in 5 different regions. Yields tended to be greater as farm size increased, averaging 8 and 14 ton/ha in the best zone for small and large farmers, respectively. Av yield was estimated at ...
Se hace un analisis economico de la produccion de yuca en Colombia, tomando como base los rendimientos obtenidos por agricultores entrevistados en 5 regiones diferentes. Los rendimientos tienden a ser mayores a medida que se aumenta el tamano de la finca, con un promedio de 8 y 14 ton/ha en la me...
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, Per
,
Doll, 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