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The principal objective of on-farm trials is to provide feedback to the technology generation/var. improvement process. The trials carried out by CIAT and the Instituto Colombiano Agropecuario on farms in the Colombian regions of Huila, (10 farms in 1980 A), Antioquia (14 farms in 1979 A and 1980...

El objetivo principal de los ensayos a nivel de finca es proveer informacion de retorno al proceso de generacion de tecnologia y mejoramiento var. Se describen en detalle los ensayos realizados por el CIAT y el Instituto Colombiano Agropecuario en fincas de las regiones colombianas del Huila (10 ...


International Center for Tropical Agriculture[Validation of technology in farm trials]Validation of technology in farm trials

The principal objective of on-farm trials is to provide feedback to the technology generation/var. improvement process. The trials carried out by CIAT and the Instituto Colombiano Agropecuario on farms in the Colombian regions of Huila, (10 farms in 1980 A), Antioquia (14 farms in 1979 A and 1980...

El objetivo principal de los ensayos a nivel de finca es proveer informacion de retorno al proceso de generacion de tecnologia y mejoramiento var. Se describen en detalle los ensayos realizados por el CIAT y el Instituto Colombiano Agropecuario en fincas de las regiones colombianas del Huila (10 ...


International Center for Tropical Agriculture[Validación de tecnología mediante ensayos en fincas]Validación de tecnología mediante ensayos en fincas

Strategic management and competitive production of irrigated rice in Latin America Six strategic rice crop management practices, designed to increase the competitiveness of rice production in Latin America and the Caribbean, are described: (1) strategic planting date; (2) optimum planting density...

Se describen seis prácticas estratégicas de manejo del cultivo de arroz para hacer más competitiva su producción en América Latina y el Caribe: 1) fecha estratégica de siembra; 2) densidad óptima de siembra; 3) control de plagas (enfermedades e insectos dañinos); 4) fertilización precisa y equili...


Pulver, Edward L.[Manejo estratégico y producción competitiva del arroz con riego en América Latina]Manejo estratégico y producción competitiva del arroz con riego en América Latina

Information is given of an integrated bean pest management subproject in Ecuador, Peru, Colombia, and Bolivia as to responsible institutions and technicians, duration, background, justification, objectives, methodology, activity chronogram, description of activities, results expected, and budget....

Se presenta informacion sobre un subproyecto de manejo integrado de plagas de frijol en Ecuador, Peru, Colombia y Bolivia en cuanto a instituciones y tecnicos responsables, duracion, antecedentes, justificacion, objetivos, metodologia, cronograma de actividades, descripcion de actividades, result...


Rivadeneira, C.Prada, P.Córdova, P.Ramon, M.T.Soto P., O.[Evaluacion y difusion de estrategias para el manejo integrado de plagas de frijol]Evaluacion y difusion de estrategias para el manejo integrado de plagas de frijol

Detailed information on the activities of the CIAT breeding program and African regional and national programs is presented, with special emphasis on the Great Lakes Regional Project in Central Africa. The main activities carried out in 1985 in the areas of training, var. development and introduc...

Se presenta informacion detallada sobre las actividades del programa de mejoramiento del CIAT y de los programas regionales y nacionales en Africa, con enfasis especial en el Proyecto Regional de los Grandes Lagos en Africa central. Se resumen y se presentan los principales resultados de las acti...


International Center for Tropical Agriculture[Capacitación científica y actividades de la red. Africa]Capacitación científica y actividades de la red. Africa
Li, WenjingWyckhuys, Kris A.G.Wu, Kongming[Does feeding behavior of a zoophytophagous mirid differ between host plant and insect prey items?]Does feeding behavior of a zoophytophagous mirid differ between host plant and insect prey items?

The incidence of the black bean aphid, Aphis fabae check for this species in other resources scop. (Homoptera: Aphididae), and its colonization of common beans (phaseolus vulgaris L.) grown as sole crop and as intercrops with maize ( Zea mays check for this species in other resources L.) of var...


Ogenga-Latigo, MWBaliddawa, CWAmpofo, James Kwasi O.[Factors influencing the incidence of the black bean aphid, Aphis fabae scop., on common beans intercropped with maize]Factors influencing the incidence of the black bean aphid, Aphis fabae scop., on common beans intercropped with maize

Experimentation has been the cornerstone of much of integrated pest management (IPM) research. Here, we aim to open a discussion on the possible merits of expanding the use of observational studies, and in particular the use of data from farmers or private pest management consultants in "ecoinfor...


Rosenheim, JAParsa, SForbes, AAKrimmel, WALaw, YHSegoli, MSegoli, MSivakoff, FSZaviezo, TGross, K[Ecoinformatics for integrated pest management: expanding the applied insect ecologist's tool-kit]Ecoinformatics for integrated pest management: expanding the applied insect ecologist's tool-kit

Cassava is a staple food for about 800 million people worldwide. It is produced mainly by smallholder farmers. In July 2013, disease symptoms were observed on the crop, including longitudinal lip-like fissures on roots, and a thick cork-like appearance on root peel. The diseased cassava contained...


Cardozo Téllez, L.Pardo, Juan ManuelZacher, M.Torres, A.Álvarez, Elizabeth[First Report of a 16SrIII Phytoplasma Associated with Frogskin Disease in Cassava (Manihot esculenta) in Paraguay]First Report of a 16SrIII Phytoplasma Associated with Frogskin Disease in Cassava (Manihot esculenta) in Paraguay
Hernández, Luis MiguelSotelo, GuillermoBonilla, Ximena P.Álvarez, ElizabethMiles, John W.Worthington, Margaret[Phenotyping Brachiaria genotypes to assess Rhizoctonia resistance by comparing three inoculum types]Phenotyping Brachiaria genotypes to assess Rhizoctonia resistance by comparing three inoculum types

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