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Two trials were conducted at the CIAT expt station in Cali, Colombia, to measure the effect of spatial arrangement at fixed planting densities on cassava root yield. In expt I, 3 cassava cv. of different growth habit were planted at 10,000 plants/ha and arranged in 5 different patterns. Experimen...


Castro Merino, A.[Efecto del arreglo espacial de siembra en el rendimiento de las raices de yuca (Manihot esculenta)]Efecto del arreglo espacial de siembra en el rendimiento de las raices de yuca (Manihot esculenta)

The growth of 9 grain legumes under irrigated conditions was analyzed at CIAT to evaluate bean efficiency in grain production. The representative genotypes of each sp. were selected from preliminary var. evaluations. The most efficient spp. in yield production/day were soybeans, cowpeas and beans...


Kretchmer, PJLaing, DRJones, Peter G.[Estudio comparativo de Phaseolus vulgaris con ocho leguminosas de grano diferentes]Estudio comparativo de Phaseolus vulgaris con ocho leguminosas de grano diferentes
Autor: Best, R.

The 1st yr of operation (1983-84) of 6 cassava natural drying plants, established in some states of the Colombian Atlantic Coast as a result of the successful operation of the Betulia pilot plant (Sucre) established in 1981, is reported. Under the present production and commercialization conditio...


Best, R.[Plan piloto para el desarrollo agro-industrial del cultivo de la yuca en algunos departamentos de la Costa Atlantica de Colombia : Tercer informe junio 1983-junio 1984]Plan piloto para el desarrollo agro-industrial del cultivo de la yuca en algunos departamentos de la Costa Atlantica de Colombia : Tercer informe junio 1983-junio 1984

Research on lima beans (Phaseolus lunatus) was conducted regarding adaptation, resistance to common bacterial blight (Xanthomonas phaseoli), resistance to leafhoppers (Empoasca kraemeri), and cyanide concn. in lima bean seed. In adaptation studies 36 climbing lima bean lines were selected from th...


Lynam, John K.[Estudios sobre adaptacion y mejoramiento del frijol Phaseolus lunatus]Estudios sobre adaptacion y mejoramiento del frijol Phaseolus lunatus

Roman V, ADavis, J.[Informe de trabajos 1980: Convenio ICA-CIAT, La Selva, Antioquia: Progama de frijol]Informe de trabajos 1980: Convenio ICA-CIAT, La Selva, Antioquia: Progama de frijol

A summary of the characteristics of the Ist international trials and the results of the lst expts are given. The 1976 IBYAN trial consisted of 20 CIAT var. + 5 local var. Ninety expts were distributed among 30 countries. Exptl procedures were uniform and the collaborators were instructed to use c...


Voysest Voysest, Oswaldo[Metodologia y analisis de resultados de los primeros ensayos de Viveros Internacionales de Rendimiento y Adaptacion del Frijol, IBYAN]Metodologia y analisis de resultados de los primeros ensayos de Viveros Internacionales de Rendimiento y Adaptacion del Frijol, IBYAN
Autor: Davis, J.H.C.

The results are presented of 3 expt conducted at CIAT to improve var. destined for use in multiple-cropping systems; (1) evaluation of bean var. (bush and climbing) in 2 cropping systems, monoculture and in association with maize; (2) evaluation of 20 maize genotypes in monoculture and in associa...


Davis, J.H.C.[Interacciones de genotipos por sistema de cultivo en frijol y maiz]Interacciones de genotipos por sistema de cultivo en frijol y maiz

On-farm trials were established by the Institut des Sciences Agronomiques du Rwanda (ISAR) to test bean adaptability in various sites with different agroecological conditions. The farmer`s cultural techniques regarding planting density and date, sowing method, and crop cultivation were strictly r...


Graf, WDessert, KNyabyenda, P[Methodologie et resultats des essais d`adaptabilite du haricot en milieu rural, 1986]Methodologie et resultats des essais d`adaptabilite du haricot en milieu rural, 1986
Autor: Davis, J.H.C.

Some basic definitions on genetics in relation to bean cultivation are presented in which a description is given on how to use this information in a breeding program. Examples are given on the management of quantitative characters (yield and plant height) controlled by different genes and qualita...


Davis, J.H.C.[Conceptos basicos de genetica de frijol]Conceptos basicos de genetica de frijol

The Central American Adaptation Nursery (VIDAC 1988), comprising the best black- and red-seeded lines evaluated in the 1987 VIDAC, was established to identify well-adapted bean genotypes and obtain information on their degree of resistance to different crop problems. Outstanding (1) black-seeded ...


Orozco S, SHBeebe, Stephen E.Dessert, M.J.[Vivero de Adaptacion Centroamericano VIDAC 1988]Vivero de Adaptacion Centroamericano VIDAC 1988

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