The relationship between Holstein bull breeding values for milk yield derived in both the UK and Kenya
作者： J.M.K Ojango , G.E Pollott
DOI: 10.1016/S0301-6226(01)00282-2
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摘要: The international trade in semen has resulted in the widespread use of Holstein genes for dairy production in tropical countries. Breeders in the tropics have access to bull breeding …
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sci-hub.se 参考文章(24)
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