Now showing items 1-10 of 21
CIMMYT 1990-1991 hechos y tendencias mundiales relacionados con el trigo: la producción de trigo y cebada en ambientes marginales de temporal del mundo en desarrollo
A synopsis of recent trends in rainfed marginal environments of the developing world is followed by a description of the major wheat and barley farming systems in West Asia North Africa (WANA) and South Asia (the role of ...
International agricultural research: the next 25 years. On the occasion of CIMMYT's 25th anniversary 1966-1991
On December 6, 1991, CIMMYT staff and distinguished guests gathered at EI Batan headquarters in Mexico to commemorate the 25th anniversary of CIMMYT's founding. Speakers, donor representatives, officials ofthe Mexican ...
Genetic change in farmer-recycled maize seed: a review of the evidence
This paper summarizes what is known about farm-level maize seed management practices and reviews the theoretical and empirical evidence regarding the relationship between farmers’ seed recycling practices and the genetic ...
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 ...
CIMMYT World wheat facts and trends: supplement 1995 ongoing research at CIMMYT: understanding wheat genetic diversity and international flows of genetic resources
This supplement to the CIMJvfYT World Wheat Facts and Trends series summarizes objectives and preliminary results of a study of wheat genetic diversity and international flows of genetic resources (final results will appear ...
Farmer plant breeding from a biological perspective: implications for collaborative plant breeding
Plant breeding by research has become increasingly isolated from the plant breeding of farmers. Collaborative plant breeding (CPB) offers the possibility of bringing these two plant breeding traditions together to increase ...
Using economics to explain spatial diversity in a wheat crop: examples from Australia and China
Spatial diversity indicators may serve an important function for policymakers as they seek to manage crop genetic diversity and potential externalities associated with diffusion of some types of genetically improved crops. ...
International collaboration in crop improvement research: current status and future prospects
Investments over the past 35 years have created s system of national and international research centers that has revolutionized the supply of improved cereal varieties to developing country farmers. The newly created ...
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 ...
Organization and performance of national maize seed industries: a new institutionalist perspective
This paper proposes a conceptual framework for analyzing the organization and performance of national maize seed industries. The authors begin by reviewing what several leading economic paradigms have to say about the ...