Buscar
Mostrando ítems 1-6 de 6
Article
Extent and causes of low yield in maize planted late by smallholder farmers in sub-humid areas of Zimbabwe
(CIMMYT, 1991)
Diagnostic work was undertaken during 1987-91 to determine the area of maize planted late by smallholder farmers in sub-humid (Natural Regions 2 and 3) communal areas of Zimbabwe, the grain yield losses encountered, and ...
Article
Response of four maize varieties to nitrogen at Lisungwi extension planning area, Mwanza, Malawi
(CIMMYT, 1992)
Lisungwi Extension Planning Area (EPA) in Mwanza Rural Development Project (RDP) has insufficient rainfall for optimum maize growth. The soils are generally low in organic matter, nitrogen, phosphorus, and magnesium. Farmers ...
Article
Maize adaptive research: achievements and prospects in Southern Africa
(CIMMYT, 1990)
In the last six to eight years, farming systems adaptive research has contributed much to the understanding of maize production constraints on smallholder farms in southern Africa. It has contributed less to the development ...
Article
Comparative economics of maize production in risky environments in Zimbabwe
(CIMMYT, 1990)
Planting strategies of smallholder farmers are examined in two contrasting study areas in Zimbabwe, Mangwende (sub-humid, natural region II) and Mudzi (semi-arid, natural region IV). to show that farmers regard maize as a ...
Article
The contribution of economic analysis in developing promising research agendas: a maize nitrogen x phosphorus trial in Zimbabwe
(CIMMYT, 1990)
Maize accounts for 70% of Zimbabwe's cereal growing area. Its productivity, particularly in the communal areas, is limited by both soil and moisture constraints. Most soils in communal areas are coarse-textured sands derived ...
Article
Chimanga cha makolo, hybrids and composites: farmers' adoption of maize technology in Malawi, 1989-90
(CIMMYT, 1992)
During the 1989-90 and 1990-91 cropping seasons, researchers from CIMMYT and the Evaluation Units of the Malawian Ministry of Agriculture (MOA) collected data to profile farmers' adoption behavior and varietal choices, and ...