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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
On-farm experimentation with intercrops: a summary of issues from a workshop held in Malawi
(CIMMYT, 1990)
Most intercropping research has been conducted on experiment stations with the aim of proving or understanding the efficiency or advantage of intercropping systems, or of designing new systems on the basis of biological ...
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
On-farm evaluation of short-season sorghum and fertilizer for smallholder farmers in a semi-arid region of Zimbabwe
(CIMMYT, 1992)
Three on-farm experiments were conducted during 1984-85, 1985-87 in Siabuwa, Zimbabwe to test 1) earlier maturing food sorghums with pearly white grain and 2) fertilizer application as possible solutions to production ...
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 ...
Article
Increasing wheat yields sustainability through agronomic means
(CIMMYT, 1998)
This paper examines common factors that constrain wheat yields: insufficient nutrients (using nitrogen as an example); problems of late planting and poor crop establishment; suboptimal water management; lodging; and weeds. ...
Article
Technical change and returns to wheat breeding research in Pakistan's Punjab in the post-green revolution period
(The Pakistan Institute of Development Economics, 1993)