Now showing items 11-20 of 41
Farmer management of maize diversity in the Central Valleys of Oaxaca, Mexico: CIMMYT INIFAP -- 1998 Baseline Socioeconomic Survey
Descriptive data from the sample survey of households in the study communities enable us to profile the characteristics of: (1) farm households; (2) the maize populations they grow, based on their own descriptors and the ...
Understanding global trends in the use of wheat diversity and international flows of wheat genetic resources
This paper discusses the centers of origin and diversity for bread wheat; sketches historical patterns in the sources and use of wheat genetic resources in modern plant breeding; identifies and compares indicators of genetic ...
Adoption of maize seed and fertilizer technologies in embu district, Kenya
This study reviews socioeconomic and technical factors that affect the adoption of improved maize and fertilizer in the Embu District, Kenya and the role of credit in both. A total of 127 farmers (82 adopters and 45 ...
The contribution of genetic resources and diversity to wheat productivity: a case from the Punjab of Pakistan
This study makes use of data on wheat production in the Punjab of Pakistan from 1979 to 1985 to 1) examine patterns of varietal diversity in farmers' fields both at the regional and district levels and 2) identify how and ...
A conceptual framework for valuing on-farm genetic resources
This paper proposes a preliminary conceptual framework designed to support strategic decisions about which crop populations-in a well-defined reference area within a crop's center of diversity-are suitable candidates for ...
A regional analysis of maize biological diversity in Southeastern Guanajuato, Mexico
Four environments with contrasting potential for agricultural productivity and infrastructure development were identified in Guanajuato State, Mexico, to test hypotheses about the relationship of maize biological diversity ...
Demand and supply of crop infraspecific diversity on farms: towards a policy framework for on-farm conservation
Interest is increasing worldwide in on-farm conservation as a component of a strategy to conserve crop genetic resources. On-farm conservation may require outside support to small-scale farmers in areas of crop domestication ...
The Asian maize biotechnology network (AMBIONET): a model for strengthening national agricultural research systems
This report reviews the impacts of the Asian Maize Biotechnology Network (AMBIONET), organized by the International Maize and Wheat Improvement Center (CIMMYT) with funding from the Asian Development Bank to strengthen the ...
The genetics and exploitation of heterosis in crops: an internacional symposium
Welcome to the "International Symposium on the Genetics and Exploitation of Heterosis in Crops." Heterosis has significantly increased the productivity and quality of major crops in our century, contributing additional ...