Mostrando ítems 21-30 de 513
Twenty-five years of research on women farmers in Africa: Lessons and implications for agricultural research institutions -- With an annotated bibliography
Based on an extensive review of the literature on women farmers in Africa, this paper explores the potential reasons why women farmers have not adopted improved maize technologies and discusses the implications for ...
An economic analysis of the abonera maize production system in the Atlantic Coast of Honduras
This paper compares the economics of the abonera maize production system, in which maize is grown in rotation with a green manure crop (velvetbean, mucuna deeringiana), with traditional bush-fallow cultivation of maize in ...
Earthworm activity and soil structural changes under conservation agriculture in central Mexico
Crop residue mulching combined with zero tillage and crop rotation, known as conservation agriculture (CA), is being promoted as an alternative system to revert soil degradation in maize-based farming in the central highlands ...
La conservacion de residuos en los sistemas de produccion de maiz en Ciudad Guzman y San Gabriel, Jalisco
La tecnología de conservación de los residuos del cultivo, mejor conocida como labranza de consevación, brinda la posibilidad de incrementar la productividad y la sustentabilidad de los sistemas agrícolas en zonas con ...
Conservation agriculture as a sustainable option for the central Mexican highlands
Tropical highlands of the world are densely populated and intensively cropped. Agricultural sustainability problems resulting from soil erosion and fertility decline have arisen all over this agro-ecological zone. Based ...