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Mostrando ítems 11-20 de 47
Book
Maize production environments revisited: A GIS-based approach
(CIMMYT, 2000)
This publication presents a GIS-based approach for revising the descriptions of global maize production environments, called "mega-environments" (MEs), used by CIMMYT and its partners. A cluster analysis was performed on ...
Book
Issues regarding targeting and adoption of quality protein maize (QPM)
(CIMMYT, 2000)
Improvements in the production characteristics of quality protein maize (QPM) are currently leading to its reintroduction in various areas of the world, both for human and animal consumption. Although the improved QPM ...
Book
Identifying appropriate germplasm for participatory breeding: an example from the central Valleys of Oaxaca, Mexico
(CIMMYT, 2000)
Identifying the appropriate germplasm to be improved is a key component of any participatory breeding effort because of its implications for impacts on social welfare and genetic diversity. This paper describes a method ...
Book
The adoption of conservation tillage in a hillside maize production system in Motozintla, Chiapas
(CIMMYT, 1997)
Data from a 1994 survey of 82 farmers who grow maize on steep hillsides in Motozintla, Chiapas, provided information on agricultural practices, including the adoption of conservation tillage practices; the profitability ...
Book
Farmer assessment of velvetbean as a green manure in Veracruz, Mexico: experimentation and expected profits
(CIMMYT, 1996)
This study explores factors associated with farmers' decision to experiment with velvetbean (Mucuna spp.), a green manure, as a maize intercrop in three villages of Veracruz, Mexico. To asses whether velvetbean might be ...
Book
Low use of fertilizers and low productivity in Sub-Saharan Africa
(CIMMYT, 1996)
Factors related to the low use of fertilizers and the resulting low agricultural productivity in sub-Saharan Africa are reviewed. The importance of inorganic fertilizers and agricultural research to improving soil fertility ...
Book
Impacts of international maize breeding research in the developing world, 1966-1990
(CIMMYT, 1994)
The impacts of maize breeding research for non-temperate environments in the developing world by national agricultural research systems (NARSs) and the International Maize and Wheat Improvement Center (CIMMYT) over 1966-90 ...
Book
Fertilizer use and maize production in Sub-Saharan Africa
(CIMMYT, 1996)
In sub-Saharan Africa, greater use of mineral fertilizers is crucial to increasing food production and slowing the rate of environmental degradation. Regional growth rates in fertilizer consumption have never been particularly ...
Book
Genetic diversity and maize seed management in a traditional Mexican community: implications for in situ conservation of maize
(CIMMYT, 1996)
Results from a study of maize varieties and seed sources in a traditional community in Mexico raise questions about the relevance of models for in situ conservation of crop genetic resources that are based on geographical ...
Book
Emerging roles of the public and private sectors of maize seed industries in the developing world
(CIMMYT, 1995)
Interactions between public and private sector organizations in the world maize seed industry are analyzed, with emphasis on the developing world. Information is presented on the share of total maize seed sales in 1992 by ...