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El modelo de simulación de crecimiento y producción de soya (Glycine max. (L) Merr) Soygro V5.42, fue validado a nivel del trópico con datos experimentales de un ensayo en el cual se evaluaron dos genotipos soyica P-33 e ICA-Ariaril-1, con diferente hábito de crecimiento, bajo dos densidades de p...
Statistical data are given on cassava, rice, common beans, corn, cotton and sugar cane production in Brazil from 1969-70. A total of 2,029,373 ha were planted to cassava, yielding 30,073,943 tons. Data are broken down for 8 states. (CIAT)
A compilation is presented of the area planted to cassava, production and yields in Colombia between 1960 and 1969. (CIAT)
Bacterial wilt of cassava (Manihot esculenta) is the most serious disease in Central and South America, and it has recently been reported in Africa. The symptoms are foliage lesions, dieback, exudation of gum from the young sprouts, and vascular necrosis of stems and roots of susceptible cultivar...
The herbicides dalapon, glyphosate, paraquat, MSMA, and diuron were evaluated for their postemergence selectivity in cassava (Manihot esculenta Crantz). Four methods of application were also tested: with a shield, directed without a shield, and hitting the lower 25 or 50 percent of the plant. In ...
Two studies were conducted to determine the best integrated weed control system for cassava (Manihot esculenta Crantz), in addition to the selectivity of preplant incorporated (PPI) herbicides and their interactions with the planting system. Three preemergence treatments followed by hand weeding ...
This paper examines changes in agricultural productivity in 10 Subsaharan countries. The relative performance of agricultural sector was gauged using data envelopment analysis. From a panel data set of the 10 countries which included the 28-year period 1972-1999, mathematical programming methods ...
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