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Although the importance of bull reproduction in enhancing genetic progress and influencing cow herd fertility has long been recognized in many parts of the world, there has been very little attention paid to bulls in Ethiopia. Proper management of young bulls aims to improve growth rate so that t...


Tegegne, AzageKassa, T.Mukasa-Mugerwa, E.[Aspects of bull reproduction with emphasis on cattle in Ethiopia. I. Sexual Development and onset of puberty]Aspects of bull reproduction with emphasis on cattle in Ethiopia. I. Sexual Development and onset of puberty

The efficiency of cattle breeding and production depends to a large extent on the reproductive performance of the herd, with the bull playing a major role. Large differences in fertilizing ability between bulls exists, and such differences are due to the characteristics of individual bulls rather...


Tegegne, AzageKassa, T.Mukasa-Mugerwa, E.[Aspects of bull reproduction with emphasis on cattle in Ethiopia. II. Sperm production capacity and semen characteristics]Aspects of bull reproduction with emphasis on cattle in Ethiopia. II. Sperm production capacity and semen characteristics

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