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Legg, J.P.Whyte, J.Kapinga, R.Teri, J.Anderson, P.Morales, Francisco José[Management of the cassava mosaic disease pandemic in East Africa]Management of the cassava mosaic disease pandemic in East Africa
Pineda López, BenjamínHuertas D., Carlos AlbertoIwanaga, MasaruMorales, Francisco José[International Center for Tropical Agriculture (CIAT)]International Center for Tropical Agriculture (CIAT)

The symptomatology and control measures of BCMV, BYMV, BGMV, and bean chlorotic mottle virus are briefly described. General aspects regarding the genetic control of viruses and the use of chemicals to control insect vectors are discussed. Some bean lines and/or var. resistant to BCMV, BGMV, and b...

Se describen brevemente la sintomatologia y las medidas de control del BCMV, BYMV, BGMV y el virus del moteado clorotico del frijol. Se discuten aspectos generales sobre el control genetico de los virus y el uso de quimicos para controlar los insectos vectores. Se mencionan tambien algunas lineas...


Morales, Francisco José[Enfermedades causadas por virus]Enfermedades causadas por virus

Gálvez E., Guillermo E.Morales, Francisco José[Whitefly-transmitted viruses]Whitefly-transmitted viruses

One group of bean diseases with characteristic virus symptoms is the mosaic group, frequently associated with leaf and plant malformations and green and yellow stippling. Insect vectors belong to the families Chrysomelidae, Coccinelidae, and Meloidae. This group of virus contains the bean souther...

Un grupo de enfermedades del frijol con sintomas caracteristicos de los producidos por los virus es el de los mosaicos, frecuentemente asociados con deformaciones de las hojas y de las plantas y moteado verde o amarillo. Los insectos vectores son de las familias Chrysomelidae, Coccinelidae y Melo...


Morales, Francisco JoséGamez, R.[Beetle-transmitted viruses]Beetle-transmitted viruses

Bean crops are attacked by several viruses transmitted by insects among which are: (1) beet curly top virus (Circulifer tenellus); the best control measure is the utilization of resistant var.; (2) the tobacco yellow dwarf virus (Orosius argentatus); (3) the tomato spotted wilt virus, which is tr...

El cultivo del frijol es atacado por varios virus transmitidos por insectos, entre los cuales estan: 1) el virus del apice rizado de la remolacha (Circulifer tenellus); la mejor medida de control es el uso de var. resistentes; 2) la muerte de verano del frijol (Orosius argentatus); 3) el virus de...


Morales, Francisco JoséGálvez E., Guillermo E.[Additional viruses]Additional viruses

Seeds provide an efficient method for disseminating pathogenic organisms to different locations; more than 50 percent of the major bean diseases are seed borne. Mechanical damage, which may occur during harvesting, threshing and/or planting can affect seed viability, germination, and result in co...

La semilla constituye un metodo eficiente de diseminacion de organismos fitopatogenos a diversas localidades; mas de 50 por ciento de las principales enfermedades del frijol son transmitidas por la semilla. El dano mecanico que ocurre durante la cosecha, trilla y/o siembra tambien puede afectar l...


Schwartz, Howard F.Morales, Francisco José[Seed pathology]Seed pathology

The main insect pests and diseases associated with Brachiaria pastures are considered, with emphasis on spittlebugs, the most damaging pests in tropical America. Outbreaks of the polyphagous burrowing bugs of the genus Scaptocoris, both in Brazil and Colombia, are of concern. Other pests discusse...


Valério, José RaulLapointe, Stephen L.Kelemu, SegenetFernandes, Celso DornelasMorales, Francisco José[Pests and diseases of Brachiaria species]Pests and diseases of Brachiaria species
Morales, Francisco JoséGonzález Arias, G.A.Murguido Morales, CAEchemendia Gómez, A.L.Martínez, Y.Hernández, Y.Faure Alvarez, BenitoChailloux, M[Whiteflies as vectors of viruses in legume and vegetable mixed cropping systems in the tropical lowlands of Central America, Mexico and the Caribbean. Cuba]Whiteflies as vectors of viruses in legume and vegetable mixed cropping systems in the tropical lowlands of Central America, Mexico and the Caribbean. Cuba

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