Mostrando ítems 1-10 de 20
Integration of environmental, agronomic, and economic aspects of fertilizer management
Nitrogen fertilization is a substantial source of nitrogen-containing trace gases that have both regional and global consequences, In the intensive wheat systems of Mexico, typical fertilization practices lead to extremely ...
La adopción del método de siembra de trigo en surcos en el Valle del Yaqui, Sonora, México
El analisis de la informacion de la encuesta para el ciclo O-I 1993/94 describe las practicas agronomicas generales que llevan a cabo los productores de trigo en el Valle del Yaqui., asi como los factores agronomicos que ...
Memoria del taller transferencia de labranza de conservación para maíz de temporal en Jalisco
(CIMMYT; INIFAP; CIRAD; SDR, 1997)
Latin American maize germplasm regeneration and conservation
During 1992-96, a collaborative project involving genebanks of 14 countries in Latin America, with economic and/or technical support from USDA under project Noah, the USDA-ARS National Seed Storage Laboratory (NSSL), and ...
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 ...
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 ...
Maize production and agricultural policies in Central America and Mexico
This paper reviews trends in maize production and consumption in Central America and Mexico in the context of the political and economic changes taking place in the region since the 1970's. The authors focus on the effects ...