Now showing items 1-10 of 221
Using innovation platforms to scale out soil acidity-ameliorating technologies in Dedza district in central Malawi
Soil acidity is a serious constraint in crop production in some parts of Malawi, particularly in high rainfall and high altitude areas. A learning platform was established in Bembeke Extension Planning Area (EPA) (14¡ã ...
Failing to yield? ploughs, conservation agriculture and the problem of agricultural intensification: an example from the Zambezi Valley, Zimbabwe
Agricultural intensification, or increasing yield, has been a persistent theme in policy interventions in African smallholder agriculture. This article focuses on two hegemonic policy models of such intensification: (1) ...
Maize productivity gains through research and technology dissemination
This publication contains papers presented at the fifth Eastern and Southern Africa Regional Maize Conference held in Arusha, Tanzania, June, 1996, documenting advances in maize productivity achieved through research and ...
Effects of conservation agriculture on soil quality and productivity in contrasting agro-ecological environments of Zimbabwe
Experimentation by farmers with conservation agriculture (CA) is increasing in southern Africa, but local longer term data on these new production systems are scarce. This study focuses on CA research at two contrasting ...
Effect of intercropping maize and soybeans on Striga hermonthica parasitism and yield of maize
Striga hermonthica a major biotic constraint to cereal production can be controlled by trap crops. Soybean cultivars vary in ability to stimulate suicidal germination of the weed. An experiment was conducted to select ...
Benefits and challenges of crop rotations in maize-based conservation agriculture (CA) cropping systems of southern Africa
Conservation agriculture (CA) based on minimum soil disturbance, crop residue retention, crop rotations and associations are being promoted in southern Africa to reverse the decline in soil fertility and crop productivity. ...
Towards self sufficiency
To feed ourselves : a proceedings of the First Eastern, Central and Southern Africa Regional Maize Workshop
This publication contains the proceedings of the First Eastern, Central and Southern Africa Regional Maize Workshop, held in Lusaka, Zambia, on 10-17 March, 1985, and sponsored by the Government of Zambia and CIMMYT. It ...