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Mostrando ítems 1-10 de 23
Book
Development, maintenance and seed multiplication of open-pollinated maize varieties
(CIMMYT, 1999)
The procedures for the production of maize hybrid seed and maintenance of parental lines are well documented. However, not much has been written on the development, maintenance, and multiplication of improved open pollinated ...
Working Paper
Maize production practices and problems in Egypt: results of three farmer surveys
(CIMMYT, 1983)
The results of three surveys of Egyptian maize farmers are reported. Two of the surveys, carried out in different parts of Egypt, describe farmers' practices and circumstances. The third survey monitors an on-farm experimental ...
Working Paper
Maize in north Veracruz State, Mexico: farmer practice and research opportunities
(CIMMYT, 1982)
This report exemplifies the short, well-focuses formal survey emphasized in CIMMYT's on-farm research procedures. The survey was done in northern Veracruz, Mexico, where CIMMYT Maize Production Training carries out on-farm ...
Book
Efficient mass rearing and infestation techniques to screen for host plant resistance to maize stem borers, Diatraea sp.
(CIMMYT, 1983)
One of a three-part series, this bulletin presents the techniques developed and experience accumulated at CIMMYT over the past six years in mass rearing and infestation with three maize stem borers--diatraea saccharalis ...
Book
Efficient mass-rearing and infestation techniques to screen for host plant resistance to fall armyworm, Spodoptera frugiperda
(CIMMYT, 1983)
One of a three-part series, this bulletin presents techniques developed at CIMMYT and other locations for mass rearing and infestation with the fall armyworm (Spodoptera frugiperda) for screening and development of maize ...
Working Paper
Demonstration of an interdisciplinary approach to planning adaptive agricultural research programmes in the Serenje District, Central Province, Zambia 1978
(CIMMYT, 1981)
In cooperation with researchers in many national agricultural research programs, CIMMYT has sought to develop procedures with help to focus agricultural research squarely on the needs of farmers. The process invo1ves ...
Handbook
Simple statistics for manual analysis of farm survey data
(CIMMYT, 1981)
When conducting fontal surveys for the purpose of helping focus on-farm agronomic experiments, experience indicates that a relatively small sample of farmers is normally sufficient for a given recommendation domain or ...
Handbook
Metodos químicos usados en el CIMMYT para determinar la calidad de proteína de los cereales
(CIMMYT, [1985?])
Chemical methods for determining protein quality in cereal grains have been used at the International Maize and Wheat Improvement Center (CIMMYT) to rapidly identify and select improved cereal lines by screening early ...
Handbook
Manual de usuario para fieldbook 5.1/7.1 y AlfaManual de usuario para fieldbook 5.1/7.1: Programa para manejo de pedigrees, datos y libros de campo para un programa de mejoramiento de maíz y Alpha: Programa para crear y analizar diseños Alfa (0.1) latice
(CIMMYT, 1999)
Es una colección de macros para Microsoft EXCEL, diseñado para ayudar a los mejoradores de maíz en aspectos relacionados al manejo de libros de campo, pedigrees y datos de campo. El programa también permite actividades en ...
Working Paper
Maiz en el norte del Estado de Veracruz: practicas del agricultor y oportunidades de investigacion
(CIMMYT, 1983)
El CIMMYT, en cooperación con investigadores de muchos programas nacionales de investigación agrícola, ha intentado desarrollar procedimientos que contribuyan a colocar la investigación agrícola en el centro de las necesidades ...