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The flow of germplasm from CIAT to national programs is described for the following regions: Central America and the Caribbean, Mexican highlands, Argentina, West Asia, and the Andean region (Colombia, Ecuador, and Peru). This flow is channeled through adaptation nurseries (VA), each country rece...

Se describe el flujo de germoplasma del CIAT hacia los programas nacionales para las siguientes regiones: America Central y el Caribe, tierras altas de Mexico, Argentina, Asia Occidental y la region andina (Colombia, Ecuador y Peru). Este flujo se canaliza a traves de los viveros de adaptacion (V...

In 1985 the Bean Project for Central America and the Caribbean, including tropical Mexico and Panama, continued to generate technology for national programs. On-farm trials and planting of nurseries were increased in each country; this resulted in the identification of promising materials superio...

En 1985 el Proyecto de Frijol para America Central y el Caribe, incluyendo Mexico tropical y Panama, continuo generando tecnologia para los programas nacionales. Se incrementaron los ensayos a nivel de finca y la siembra de viveros en cada pais; esto dio como resultado la identificacion de materi...

During 1985 work in bean pathology at CIAT was concentrated on angular leaf spot, root rot pathogens, and halo blight. The main activities regarding these 3 diseases was the identification of new and better sources of disease resistance. Work was also carried out with rust, Ascochyta, web blight,...

Durante 1985, el trabajo en patologia de frijol del CIAT se concentro en la mancha foliar angular, los patogenos de pudriciones radicales y el anublo de halo. La principal actividad en relacion con estas 3 enfermedades fue la identificacion de nuevas y mejores fuentes de resistencia a la enfermed...

The status of the Phaseolus collection held at the CIAT Genetic Resources Unit and the results of germplasm explorations in 1985 are presented in table form. Future plans include collection activities through expeditions in the Andean region. (CIAT)

Se presentan en forma de cuadro el estado de la coleccion de Phaseolus de la Unidad de Recursos Geneticos del CIAT y los resultados de las exploraciones para germoplasma realizadas en 1985. Los planes futuros incluyen actividades de recoleccion a traves de expediciones en la region Andina. (CIAT)

CIAT's bean database was designed to deal with 2 main groups of data: the identification and origins of bean accessions and their characteristics. The 1st category is nearly complete, in terms of both storing data previously held in other files and of providing an on-line data management system. ...

La base de datos de frijol del CIAT se diseno para el manejo de 2 grupos principales de datos: la identificacion y el origen de las accesiones de frijol y sus caracteristicas. La primera categoria esta casi completa, en terminos del almacenamiento de datos que pertenecian a otros archivos y en pr...

During the past 20 years of close collaboration with CIAT in the cassava breeding program in the Philippines, much has been achieved, not only in terms of human capacity building but also in the acquisition of improved cassava germplasm. These materials were used in a multy-year selection scheme,...

Cassava breeding and varietal dissemination in Vietnam initiated in 1975 after Vietnam was unified. The cassava program in Vietnam began to cooperate closely with CIAT and became part of the Asian Cassava Research Network in 1988. Thanks to the introduction of new highyielding varieties from Thai...

The cassava breeding program in Thailand started with the hybridization of local clones, followed by selection, at the Rayong Field Crops Research Center in 1975, and at Sri Racha Research Station of Kasetsart University in 1983. During this initial period of recombining genes available from a na...

The CIAT Bean Program uses a 3-stage progeny evaluation program asfollows: (a) the VEF, which in 1984 contained 1004 entries distributed in 10 groups according to seed color and size, growth habit (bush or climbing), and climatic adaptation; (b) the EP, which consisted of 446 entries and 38 contr...

El Programa de Frijol del CIAT utiliza un programa de evaluacion de progenie de 3 etapas como sigue: a) el VEF, que en 1984 contenia 1004 entradas distribuidas en 10 grupos segun el color y tamano de la semilla, habito de crecimiento (arbustivo o voluble) y adaptacion climatica; b) el EP, que con...