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Report 1980

Autor: Sanders, J.H.
Enlace original: https://cgspace.cgiar.org/handle/10568/72332

Investigación en Agricultura
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Sanders, J.H. ,  [Defining the relevant constraints in crop programs: data requirements to improve research resource allocation] ,  Defining the relevant constraints in crop programs: data requirements to improve research resource allocation
Report 1977

Autor: Sanders, J.H. Lynam, John K.

The process of identifying the "relevant constraints" and their incidence on breeding programs and agricultural research of international centers are explained and case histories are provided on the role of these 3 types of information (macro stage, micro stage, critical inference stage) related ...

Enlace original: https://cgspace.cgiar.org/handle/10568/71379

Investigación en Agricultura
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Sanders, J.H. ,  Lynam, John K. ,  [Systems of production of beans and cassava in Latin America with implications for research design] ,  Systems of production of beans and cassava in Latin America with implications for research design
Report 1978

Autor: Sanders, J.H. Álvarez Payan, C.
Enlace original: https://cgspace.cgiar.org/handle/10568/71724

Investigación en Agricultura
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Sanders, J.H. ,  Álvarez Payan, C. ,  [Evolución de la producción de fríjol en América Latina durante la última década] ,  Evolución de la producción de fríjol en América Latina durante la última década
Report 1979

Autor: Sanders, J.H. Lynam, John K.

The trends and yield constraints in production systems of beans and cassava are analyzed; examples are given of the role of 3 types of information (macro stage, micro stage, and critical inference stage) in the design of research for beans and cassava at the Centro Internacional de Agricultura Tr...

Enlace original: https://cgspace.cgiar.org/handle/10568/71769

Investigación en Agricultura
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Sanders, J.H. ,  Lynam, John K. ,  [Trends and yield constraints in the production systems of beans and cassava in Latin America with emphasis on research design implications] ,  Trends and yield constraints in the production systems of beans and cassava in Latin America with emphasis on research design implications
Report 1980

Autor: Arcia, G Sanders, J.H.

The trials conducted by CIATs Bean Economics Program in southern Huila (Colombia) have indicated that in this region monoculture bean yields can be increased 1-1.5 t/ha through improved agronomic practices. This paper is an ex ante analysis of the effect of this new technology on farmers` income,...

Enlace original: https://cgspace.cgiar.org/handle/10568/71794

Investigación en Agricultura
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Arcia, G ,  Sanders, J.H. ,  [Ex ante analysis of new bean technology in Southern Huila] ,  Ex ante analysis of new bean technology in Southern Huila
Report 1980

Autor: Lynam, John K. Sanders, J.H.

Agricultural research in developing countries has lacked relevance to farm-level production problems, especially appropriate technologies for small-scale or limited-resource farmers. Currently research institutions are directing their efforts towards these objectives. This paper is a preliminary ...

Enlace original: https://cgspace.cgiar.org/handle/10568/71840

Investigación en Agricultura
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Lynam, John K. ,  Sanders, J.H. ,  [The role of economists in on-farm testing in agricultural research] ,  The role of economists in on-farm testing in agricultural research
Report 1979

Autor: Schwartz, Howard F. Sanders, J.H.
Enlace original: https://cgspace.cgiar.org/handle/10568/71875

Investigación en Agricultura
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Schwartz, Howard F. ,  Sanders, J.H. ,  [Plant diseases of dry beans (Phaseolus vulgaris L.) in Latin America and strategies for their control] ,  Plant diseases of dry beans (Phaseolus vulgaris L.) in Latin America and strategies for their control
Report 1975

Autor: Ruiz de Londoño, Norha Infante, MA Pinstrup-Andersen, Per Sanders, J.H.

A methodology is presented on how to study bean production processes and its on-farm application in Colombia. The main objectives are to identify the factors limiting production and productivity, availability and use of resources, credit, technical assistance, markets, pest and weed distribution ...

Enlace original: https://cgspace.cgiar.org/handle/10568/71391

Investigación en Agricultura
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Ruiz de Londoño, Norha ,  Infante, MA ,  Pinstrup-Andersen, Per ,  Sanders, J.H. ,  [Estudio agroeconomico del proceso de produccion de frijol (Phaseolus vulgaris) en Colombia] ,  Estudio agroeconomico del proceso de produccion de frijol (Phaseolus vulgaris) en Colombia
Report 1977

Autor: Alvarado, L Sanders, J.H.

In 1976 expt. were conducted on var. trials, fertilization, insecticides, and herbicides in order to identify new technology that could be introduced into small- and intermediate-scale bean production in Honduras. Factors of a complete technological package were also discarded to identify the mos...

Enlace original: https://cgspace.cgiar.org/handle/10568/71892

Investigación en Agricultura
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Alvarado, L ,  Sanders, J.H. ,  [Analisis economico de los experimentos de PROMYF con frijol en postrera, Honduras 1976] ,  Analisis economico de los experimentos de PROMYF con frijol en postrera, Honduras 1976
Report 2001

Autor: Sanders, J.H. Ahmed, M.

With the increasing information now available on responding to the soil fertility problem in sub-Saharan Africa, better policy should be possible. Previously, there was not much acknowledgment in the literature that at the really low levels of N and P in much of the continent it was going to be n...

Enlace original: https://cgspace.cgiar.org/handle/10568/50373

Investigación en Agricultura
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Sanders, J.H. ,  Ahmed, M. ,  [Developing a fertilizer strategy for sub-Saharan Africa] ,  Developing a fertilizer strategy for sub-Saharan Africa

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