Summarises the critical steps for designing a comprehensive breeding system. Breed (genotype) comparison and utilization are discussed with ref. to breeding policy, environment and management systems, genetic parameters, purebreds, F1 crosses, rotational crossing, and F2 and F3 generations of bre...
Rege, J.E.O.
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[Lecture notes on design and analysis of breed comparison experiments]
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Lecture notes on design and analysis of breed comparison experiments
Africa is well-endowed with a diverse range of livestock breeds and strains of various species which are vital to the subsistence and economic Development of the continent. They provide year-round flow of essential products, sustain the employment and income of millions of people and contribute d...
Ermias, E.
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Rege, J.E.O.
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[Modelling carcass characteristics from live animal allometric parameters in tropical fat-tailed sheep]
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Modelling carcass characteristics from live animal allometric parameters in tropical fat-tailed sheep
The zebu cattle "breeds" of eastern and southern Africa are broadly classified into "large" and "small" types. Boran, Karamajong and Sudanese Zebu are examples of the former, while those of the latter include Angoni, Nkedi and Nandi. The habitat of the large zebu is drier than that of the small t...
Tawah, C.L.
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Rege, J.E.O.
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[Performance characteristics of some eastern and southern African Zebu cattle breeds]
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Performance characteristics of some eastern and southern African Zebu cattle breeds
Phenotypeic and genetic trends of calving interval (CI), nine months corrected weaning weight (9MOWT) and calf weight, weaned/cow/year (cow index), were estimated on data from three ranches (Mogwooni, Galana and Oljorai) located in semi arid areas of Kenya. The number of records per herd varied b...
Sub-Saharan Africa is home to an estimated 147 million goats representing about 80 indigenous breeds or strains distributed across all agro-ecological zones and ruminant livestock production systems. Goats are particularly important in marginal agricultural land, especially in arid and semi-arid ...
Rege, J.E.O.
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Lebbie, S.H.B.
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[The goat resources of Africa: Origin, distribution and contribution to the national economies]
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The goat resources of Africa: Origin, distribution and contribution to the national economies
The effect of genotype, lactation and season on the periparturient rise in faecal egg counts in Ethiopian highland ewes: preliminary observations. A study was carried out at the International Livestock Research Institute (ILRI) Debre Berhan Research Station Between May 1992 and January 1995 to co...
Tembely, S.
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Lahlou-Kassi, A.
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Rege, J.E.O.
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Mukasa-Mugerwa, E.
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Anindo, D.O.
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Baker, R.L.
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[The effect of genotype, lactation and season on the periparturient rise in faecal egg counts in Ethiopian highland ewes: preliminary observations]
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The effect of genotype, lactation and season on the periparturient rise in faecal egg counts in Ethiopian highland ewes: preliminary observations
Africa is endowed with a large number of indigenous domestic animals which supply animal protein, income and investment to most rural smallholders and provide the only practical means of exploiting vast areas of the continent where crop prouction is not possible and exotic animals caanot survive....
The genetic diversity within indigenous livestock breeds of countries like Ethiopia results from the diverse ways in which these resources have been used to support human livelihoods and their ability to cop with the specific environments in which they have been kept. The genes and gene combinati...
Dorland, H.A. van
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Ayalew, W.
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Tolessa, A.
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Rowlands, G.J.
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Rege, J.E.O.
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[Understanding the purposes for keeping cattle and their perceived traits by farmers in Oromiya Regional State, Ethiopia]
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Understanding the purposes for keeping cattle and their perceived traits by farmers in Oromiya Regional State, Ethiopia
Hanotte, Olivier H.
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Verjee, Y.
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Ochieng, O.
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Teale, A.J.
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Rege, J.E.O.
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[Usefulness of cattle microsatellite markers for amplification of polymorphic loci in Asian bovidae]
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Usefulness of cattle microsatellite markers for amplification of polymorphic loci in Asian bovidae