Mostrando ítems 1-10 de 17
Impact of Mexican germplasm on Brazilian wheat cropping: an ex-post economic analysis
This paper reviews and analyzes economic returns to wheat research in Brazil's main wheat-producing regions in Rio Grande do SuI and Paranci. Between 1975 and 1991, the area planted to wheat in Brazil increased significantly ...
The maize seed industries of Brazil and Mexico: Past performance, current issues and future prospects
This paper describes results of a study of the main factors affecting the development of the maize seed industries in Brazil and Mexico (and, by extension, other developing countries). The authors develop a framework that ...
Social relations and seed transactions among small-scale maize farmers: a case study from the central valleys of Oaxaca, México
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 ...
Economic losses from Karnal bunt of wheat in Mexico
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 ...
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 ...
Comparative advantage and policy incentives for wheat production in rainfed and irrigated areas of Mexico
Increasing demand for wheat products and Mexico's trade and financial situation are placing pressure on expanding domestic wheat production. As expansion in irrigated areas will be limited to yield increases unless wheat ...