Mostrando ítems 1-10 de 18
Impactos del mejoramiento de maíz en América Latina: 1966-1997
Este informe documenta el número y los tipos de variedades e híbridos de maíz lanzados por los programas públicos de mejoramiento entre 1966 y 1997; describe las variedades e híbridos comercializados por organismos públicos ...
Farmers' seed selection practices and maize variety characteristics in a traditionally-based Mexican community
Experimental results and farmers surveys in a Mexican community indicates that farmers' seed selection practices protect the phenological integrity of their maize varieties as they define them, despite numerous factors ...
Impacts of maize breeding research in Latin America, 1966-97
This report documents the number and types of maize varieties and hybrids released by public breeding programs between 1966 and 1997, describes the varieties and hybrids marketed by public seed agencies and private companies ...
Spillover effects of international agricultural research: CIMMYT-based semi-dwarf wheats in Australia
The spillover effects of agricultural research are of interest because research-induced supply shifts in non-target regions can reduce the benefits for producers in the target regions. The introduction of semi-dwarfing ...
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 ...