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Assesment of Sustainability of Different Populations of Stemborer Species for the Development of Cotesia Flavipes (Hymenoptera: Braconidae) and the Establishment of the Latter in Zimbabwe.
(2012-08-30)
Maize and sorghum are very important crops in Zimbabwe. They are, however, attacked by several pests, among them stemborers. Host suitability studies using Cotesia flavipes Cameron (Hymenoptera: Braconidae) against Chilo ...
The Effects of Improved Fallows and Tillage Management on Soil and Water Conservation in a Sandy Soil.
(2012-09-03)
Research on improved fallows has concentrated on soil fertility benefits neglecting possible benefits to soil and water conservation. The objective of this study was to determine changes in infiltration rates, water and ...