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Identifies the various forms of economic loss due to ovine fascioliasis in tropical Africa; suggests a method for estimating the losses and an analytical framework for evaluating alternative management interventions; recommends that the design of biological experiments should be more comprehensiv...
Quantifies some of the benefits to range resource use and human food supply from multiple species stocking in African livestock systems. Gives examples of the use of range resources by camels, cattle, goats and sheep in terms of the percentages of total time spent on feeding. Presents productivit...
Presents the objective of the programme, viz., to implement currently available options for nematode control including rotational grazing systems and identification of effective dewormers. Preliminary results on these are presented here. Research on the identification of resistants genotypes is i...
Reviews the regionalisation of sheep and cattle population in Africa, their association to the various production systems, and output expectation, current levels of performance and constraints. Discusses needs & objectives of performance testing in the region, evaluating advantages & disadvantage...
A selection programme (PNSO) was set up in 1983 in Cote d'Ivoire to increase growth and liveweight of the indigenous Djallonke sheep, using open nucleus breeding system. Selection was based on male individual weight at 80, 180 and 365 days of age. This paper Reports results of analyses of 10,417 ...
Investigates the mineral composition of lake soils drawn from Lakes Ziway, Shala and Abiata in Ethiopia, traditionally believed to improve production and reproduction of both cattle and sheep; tests their efficacy as a mineral supplement for Arsi sheep growth; voluntary feed intake and weight gai...
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