Buscar
Mostrando ítems 1-10 de 17
Book
La adopción de las tecnologías de labranza de conservación en La Fraylesca, Chiapas
(INIFAP; CIMMYT, 1994)
En las regiones tropicales, las características biofísicas de los recursos naturales junto con la interacción de actividades no planificadas del hombre. hacen que el uso de la tierra genere impactos negativos sobre el medio ...
Book
Adoption of maize production technologies in the Southern Highlands of Tanzania
(The United Republic of Tanzania; SACCAR; CIMMYT, 1998)
This report of the adoption of maize production technologies in the Southern highlands of Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 ...
Book
Adoption of maize production technologies in Western Tanzania
(The United Republic of Tanzania; SACCAR; CIMMYT, 1998)
This study of the adoption of maize production technologies in Western Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 years. Using a ...
Book
Adoption of maize production technologies in Southern Tanzania
(United Republic of Tanzania; SACCAR; CIMMYT, 1998)
This report of the adoption of maize production technologies in Southern Tanzania forms part of a larger study to evaluate the impact of maize research and extension throughout Tanzania over the past 20 years. Using a ...
Book
Farmers' seed sources and management of bread wheat in Wolmera Woreda, Ethiopia
(IAR; CIMMYT, 1998)
Because seed supply and cost strongly influence farmers' ability to increase wheat production, researchers undertook a survey to document how Ethiopian farmers in Wolmera woreda acquire, manage and transfer wheat seed. ...
Book
Maize production and agricultural policies in Central America and Mexico
(CIMMYT, 1999)
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 ...
Book
Adoption of maize conservation tillage in Azuero, Panama
(CIMMYT, 1999)
An aggressive research and validation program launched in 1984 in Azuero, Panama, yielded a recommendation advocating zero tillage for maize production. Ten years later, maize farmers in Azuero use , land preparation ...
Book
Farmer management of maize diversity in the Central Valleys of Oaxaca, Mexico: CIMMYT INIFAP -- 1998 Baseline Socioeconomic Survey
(CIMMYT, 1999)
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 ...
Book
Farmers' taxonomies as a participatory diagnostic tool: soil fertility management in Chihota, Zimbabwe
(CIMMYT, 1999)
Soil infertility is a major constraint to food production in the communal areas of Zimbabwe. Smallholders in the region recognise the problems of low soil fertility and have devised ways of coping with them. This study ...
Book
Farmers' taxonomies as a participatory diagnostic tool: soil fertility management in Chihota, Zimbabwe
(CIMMYT, 1999)
Soil infertility is a major constraint to food production in the communal areas of Zimbabwe. Smalholders in the region recognize the problems of low soil fertility and have devised ways of coping with them. This study ...