Buscar
Mostrando ítems 1-4 de 4
Book
The private and public characteristics of maize land races and the area allocation decisions of farmers in a center of crop diversity
(CIMMYT, 1999)
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 ...
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 ...
Book
Demand and supply of crop infraspecific diversity on farms: towards a policy framework for on-farm conservation
(CIMMYT, 2001)
Interest is increasing worldwide in on-farm conservation as a component of a strategy to conserve crop genetic resources. On-farm conservation may require outside support to small-scale farmers in areas of crop domestication ...
Book
Social relations and seed transactions among smallscale maize farmers in the Central Valleys of Oaxaca, Mexico
(CIMMYT, 2002)
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 ...