Now showing items 41-50 of 84
Social relations and seed transactions among smallscale maize farmers in the Central Valleys of Oaxaca, Mexico
This paper explores social arrangements associated with seed transactions among smallscale maize farmers in the Central Valleys of Oaxaca, Mexico, a centre of crop genetic diversity. A formal seed distribution system has ...
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 ...
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 ...
The private and public characteristics of maize land races and the area allocation decisions of farmers in a center of crop diversity
This study uses an approach derived from models of the private and public characteristics of goods to illustrate (1) the overriding importance of variety attributes in farmers' decisions to allocate area among varieties ...
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 ...
Triticale production and utilization in Tunisia: constraints and prospects
This study offers new, in-depth information about the production and utilization of triticale in Tunisia as a better basis for assessing alternative policy measures. Specifically, it analyzes recent trends in triticale ...
Maize research, development, and seed production in India: contributions of the public and private sectors
This paper assesses the relative strengths and weaknesses of India's public and private maize seed industries and examines future options for maize seed industry policies. By 1992, nearly as many maize researchers worked ...
Technical change in maize production: a global perspective
The stages of technological change in maize production in commercial and small-scale semisubsistence systems are discussed and variation in the use of improved varieties/hybrids and adoption of associated inputs are noted. ...
Chimanga cha makolo, hybrids, and composites: an analysis of farmers' adoption of maize technology in Malawi, 1989-91
This paper profiles farmers' adoption behavior and varietal choices with respect to local and improved maize technologies (variety, fertilizer application, and other agronomic practices) in three agroeconomic zones of ...
The economics of quality protein maize as an animal feed: case studies of Brazil and El Salvador
This study examines the potential of quality protein maize (QPM) as an animal feed ingredient in Brazil and EI Salvador. The minimum ingredient cost of pig and chicken feed with and without QPM and the optimal level of the ...