Recommendations are given on the var. and cultural practices used in cassava cultivation in the Colombian Llanos Orientales. Initially, soil acidity and low fertility were believed to be the major constraints; however, trials have indicated that diseases (bacterioses, superelongation, and…

Analiza los distintos sistemas productivos que coexisten en el sector rural en Colombia, e intenta determinar la importancia de las formas asociativas campesinas de produccion y trabajo, y presentar sus caracteristicas principales.

The objectives of the diagnosis of bean production are to (1) contribute criteria for the design and completion of on-farm trials of the new bean technology and (2) to take information to research centers that helps define bean research priorities. A summary is presented of the methodology…

The factors influencing the size and shape of exptl. field plots (area of exptl. lot, soil types, trial objective, no. of replicates, and degree of accuracy and homogeneity of the exptl. material) for the execution of field expt. are discussed. The basic principles of the following different…

Se esquematizaron metodos alternativos para llevar a cabo la cosecha y el beneficio de la semilla de Andropogon gayanus. La cosecha puede ser totalmente manual, total o parcialmente mecanica. La cosecha manual ofrece los mas altos rendimientos de semilla pura con un contenido aceptable de…