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Journal Articles & Books
Diciembre 1980

Se detallan evaluaciones de campo e invernadero en las que se examinaron: el efecto de diferentes rocas fosforicas (RF), la eficacia de la aplicacion de P, el tamano de los granulos y las relaciones RF: Superfosfato triple, asi como los efectos de las mezclas cogranuladas de RF con superfosfato…

Journal Articles & Books
Diciembre 1980

The progress achieved by CIAT's cassava program through training activities related to the crop in Latin America, Asia, and Oceania are given. In collaboration with the training office at the Centro Internacional de Agricultura Tropical, the cassava program in 1980 trained 38 professionals…

Journal Articles & Books
Diciembre 1980

The progress achieved by CIAT's cassava program through training activities related to the crop in Latin America, Asia, and Oceania are given. In collaboration with the training office at the Centro Internacional de Agricultura Tropical, the cassava program in 1980 trained 38 professionals…

Journal Articles & Books
Diciembre 1980

White mold, caused by the fungus Sclerotinia (Whetzelinia) sclerotiorum, is distributed worldwide and has more than 300 hosts. It infects flowers, cotyledons, seeds, leaves or injured plant tissue. The disease can be controlled by crop rotation, flooding, reduced seeding rates, application of…

Journal Articles & Books
Diciembre 1980

Se describen ensayos destinados a reducir los costos del establecimiento de pasturas y a la observacion de la distribucion espacial de las especies asociadas. Se sembraron Andropogon gayanus, Desmodium ovalifolium, Stylosanthes capitata y Pueraria phaseoloides en una sabana madura o…

Journal Articles & Books
Diciembre 1980

En ensayos de campo efectuados en 1977-79 en CIAT-Quilichao, se establecieron al finalizar 1977, a) 5 especies de gramineas altas y espesas, b) 6 especies de gramineas estolonifgeras semi-erectas, c) 6 especies de gramineas de escasa doiseminacion, d) 6 especies de leguminosas rastreras, e) 6…

Journal Articles & Books
Diciembre 1980

Efforts to develop cassava technology for the vast areas of acid infertile soils were continued Large-scale germplasm screening in the field was begun in Carimagua for tolerance to low levels of P and acidity and in Quilichao, for tolerance to low levels of P. Various fertilizer trials were used…

Journal Articles & Books
Diciembre 1980

Research of the physiology section was centered on identifying the characters associated with high root yields and quality in cassava under stress conditions. Plant reaction to water stress was studied, specifically regarding growth and yields of var. M Mex 59 and M Col 22 with a period of…

Journal Articles & Books
Diciembre 1980

Research of the physiology section was centered on identifying the characters associated with high root yields and quality in cassava under stress conditions. Plant reaction to water stress was studied, specifically regarding growth and yields of var. M Mex 59 and M Col 22 with a period of…

Journal Articles & Books
Diciembre 1980

Efforts to develop cassava technology for the vast areas of acid infertile soils were continued Large-scale germplasm screening in the field was begun in Carimagua for tolerance to low levels of P and acidity and in Quilichao, for tolerance to low levels of P. Various fertilizer trials were used…

Journal Articles & Books
Diciembre 1980

White mold, caused by the fungus Sclerotinia (Whetzelinia) sclerotiorum, is distributed worldwide and has more than 300 hosts. It infects flowers, cotyledons, seeds, leaves or injured plant tissue. The disease can be controlled by crop rotation, flooding, reduced seeding rates, application of…

Journal Articles & Books
Noviembre 1980

Policy makers as well as scientists have started to acquire an honest appreciation of the possibilities of reducing the wastage of materials which could be profitably utilized for improving or maintaining soil productivity. In addition, the great opportunities offered by making more efficient…