An evaluation of dairy cattle breeding policy for Kenyan smallholders
Jacob Wanambacha Wakhungu
Broschiertes Buch

An evaluation of dairy cattle breeding policy for Kenyan smallholders

Based on stationary state productivity model

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The study was based on data in the period 1980 - 1992 in 398 Kenyan smallholder dairy cattle herds in districts in rain-fed agricultural areas to evaluate two breeding policy options in by use of a demographic stationery state productivity model. The first option was the sharing of imported and locally progeny tested bull semen for all the herds. The second option was the use of semen of bulls bred and tested in smallholder herds. The inputs to the model were estimated by least squares from farm data. The breed groups were:- Friesian, Ayrshire, Guernsey, Jersey, Nondescript, FL, Fs, RL Rs; and...