Current status and trends in on-farm performance testing of cattle and sheep in Africa
1988
Peters, Kurt J. | Thorpe, W.R.
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 & disadvantages of on-farm and on-station performance recording as well as past & present trends in performance testing. Outlines solutions to on farm and on-station testing constraints.
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Эту запись предоставил International Livestock Research Institute