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In recent years the National Root and Tuber Crops Program of Vietnam, with the cooperation and assistance of the Centro International de Agricultura Tropical (CI AT), has drawn up a plan for strengthening the research and development capacity, with the objective of improving cassava production in...


Nguyen Huu HyPham, Van BienNguyen The DangThai Phien[Recent progress in cassava agronomy research in Vietnam]Recent progress in cassava agronomy research in Vietnam

The results of regional trials for promising cassava var. under uniform improved technology are given. Trials were conducted in Media Luna, Chigorodo, Carimagua, Rio Negro, San Martin, CIAT- Palmira, CIAT-Quilichao, and Caicedonia. In 7 of the 8 sites, var. M COL 1684, CM 342-55, and CM 489-1 out...

Se presentan los resultados de las pruebas regionales para obtener var. promisorias de yuca con tecnologia uniforme mejorada. Se realizaron evaluaciones en Media Luna, Chigorodo, Carimagua, Rio Negro, San Martin, CIAT-Palmira, CIAT-Quilichao y Caicedonia. En 7 de los 8 sitios evaluados, las var. ...


International Center for Tropical Agriculture[Agronomy]Agronomy

The long-term objective of the economics section of the Centro Internacional de Agricultura Tropical is to analyze the potential impact of improved cassava technology in Latin America. On-farm trials conducted in Media Luna (Magdalena) and Mondomo (Cauca) are described as well as cassava/maize in...

El objetivo a largo plazo de la seccion de economia del Centro Internacional de Agricultura Tropical es analizar el impacto potencial de la tecnologia en yuca en America Latina. Se describen los ensayos realizados a nivel de finca en Media Luna (Magdalena) y en Mondomo (Cauca), asi como tambien l...


International Center for Tropical Agriculture[Economía]Economía

The long-term objective of the economics section of the Centro Internacional de Agricultura Tropical is to analyze the potential impact of improved cassava technology in Latin America. On-farm trials conducted in Media Luna (Magdalena) and Mondomo (Cauca) are described as well as cassava/maize in...

El objetivo a largo plazo de la seccion de economia del Centro Internacional de Agricultura Tropical es analizar el impacto potencial de la tecnologia en yuca en America Latina. Se describen los ensayos realizados a nivel de finca en Media Luna (Magdalena) y en Mondomo (Cauca), asi como tambien l...


International Center for Tropical Agriculture[Economics]Economics

The results of regional trials for promising cassava var. under uniform improved technology are given. Trials were conducted in Media Luna, Chigorodo, Carimagua, Rio Negro, San Martin, CIAT- Palmira, CIAT-Quilichao, and Caicedonia. In 7 of the 8 sites, var. M COL 1684, CM 342-55, and CM 489-1 out...

Se presentan los resultados de las pruebas regionales para obtener var. promisorias de yuca con tecnologia uniforme mejorada. Se realizaron evaluaciones en Media Luna, Chigorodo, Carimagua, Rio Negro, San Martin, CIAT-Palmira, CIAT-Quilichao y Caicedonia. En 7 de los 8 sitios evaluados, las var. ...


International Center for Tropical Agriculture[Agronomía]Agronomía

Multiple cropping, sequential cropping, intercropping, mixed intercropping, intercropping in rows, in strips, relayed intercropping, cropping patterns, monoculture, crop rotation and land equivalent ratio are defined. The characteristics of multiple cropping and intercropping with beans are discu...

Se definen: cultivo multiple, en secuencia, intercalado, intercalado mixto, intercalado en surcos, intercalado en bandas o fajas, intercalado de relevo, patron de cultivo, monocultivo, rotacion de cultivos y relacion equivalente de terreno. Se describen en detalle las caracteristicas de los culti...


Thung, M.Cock, James H.[La yuca como cultivo principal de un sistema de cultivo multiple]La yuca como cultivo principal de un sistema de cultivo multiple

Some cultural control measures of weeds in cassava are discussed: quality of the material, planting system and density, density x plant type interaction and use of mulching. In order to study the interaction plant type x planting density, var. M Mex 59 (vigorous) and M Col 22 (nonvigorous) were p...

Se describen algunas medidas de control cultural de malezas en yuca: calidad del material; sistema y densidad de siembra; interaccion tipo de planta x densidad y uso de coberturas. Para estudiar la interaccion tipo de planta x densidad de siembra, se sembraron las var. M Mex 59 (Vigorosa) y M Col...


Leihner, D.E.Doll, Jerry D.[Control cultural de las malezas en yuca]Control cultural de las malezas en yuca

Nine cowpea (Vigna unguiculata (L.) Walp.) breeding lines were grown in 13 experiments under sole crop and intercrop management, with and without insecticide application, in Nigeria. Cowpea was intercropped with cassava (Manihot esculenta Cranz), maize (Zea mays L.) and maize-cassava in the fores...


Blade, S.Mather, D.Singh, B.Smith, D.[Evaluation of yield stability of cowpea under sole and intercrop management in Nigeria]Evaluation of yield stability of cowpea under sole and intercrop management in Nigeria
Autor: Gichuru, M.P.

An experiment was established in 1986 to examine the contribution of Tephrosia candida and Cajanus cajan shrubs to improving the productivity of an acid soil. The main treatments were N levels (0 and 60 kg ha-1) with subplots of maize/natural bush, maize/Tephrosia candida, maize/Cajanus cajan, ma...


Gichuru, M.P.[Residual effects of natural bush, Cajanus cajan, and Tephrosia candida on the productivity of an acid soil in southeastern Nigeria]Residual effects of natural bush, Cajanus cajan, and Tephrosia candida on the productivity of an acid soil in southeastern Nigeria

Maize dominated cassava irrespective of cassava or maize growth habit and the optimum maize population giving the highest production based on relative yield total or land equivalent ratio varied with maize variety in a tropical Alfisol at Ibadan, transition humid/subhumid zone in West Africa. The...


Ezumah, H.Lawson, T.[Cassava and maize intercropping system: the effects of varieties and plant populations]Cassava and maize intercropping system: the effects of varieties and plant populations

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