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Presents results of analyses carried out on a range of performance traits and productivity estimates for indigenous Arsi & Zebu cattle and their crosses with Jersey & Friesian, maintained for milk production at Asela station & on smallholder farms in the Arsi region of Ethiopia; includes data on ...


Kiwuwa, G.H.Trail, J.C.M.Yousef, M.K.Worku, G.Anderson, F.M.Durkin, J.W.[Crossbred dairy cattle productivity in Arsi region, Ethiopia]Crossbred dairy cattle productivity in Arsi region, Ethiopia
Autor: Trail, J.C.M.

Describes briefly the main ecological zones of Africa w. examples of the general types of cattle that can be maintained. Assesses the contributions of past research work in breed evaluation. Reports examples of breed characterization studies that highlight the value of such work for each of the t...


Trail, J.C.M.[Productivity of representative breeds of important cattle groups in Africa]Productivity of representative breeds of important cattle groups in Africa
Autor: Trail, J.C.M.

Presents findings of trials carried out in Uganda to characterize the indigenous Ankole, Boran and zebu cattle breeds as straightbreds for maternal traits and in crosses with exotic Angus and Red Poll males; includes data on calf crop, preweaning viability and calf weight at birth, weaning and at...


Trail, J.C.M.[Crossbreeding indigenous East African cattle with American Angus and Red Poll]Crossbreeding indigenous East African cattle with American Angus and Red Poll

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