| 加拿大LPI指数修订对中国奶牛选育工作的启示 |
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| 引用本文： | 范强,孙亚波.加拿大LPI指数修订对中国奶牛选育工作的启示[J].中国奶牛,2020(1):15-18. |
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| 作者姓名： | 范强 孙亚波 |
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| 作者单位： | 辽宁农业职业技术学院 |
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| 基金项目： | 农业部农牧交错带牛羊牧繁农育关键技术集成示范项目（16190050，辽宁省部分）支持 |
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| 摘 要： | 本文依据奶牛终身性能指数(Lifetime Performance Index,LPI)的演变过程,分析了加拿大奶牛育种的发展趋势,为中国荷斯坦牛的选种选育提供参考和借鉴。
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| 关 键 词： | 荷斯坦牛 LPI指数 变化趋势 选种选育 |
The Revelation of Chinese Dairy Breeding Based on Changes of Canadian Lifetime Performance Index |
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| FAN Qiang,SUN Ya-bo.The Revelation of Chinese Dairy Breeding Based on Changes of Canadian Lifetime Performance Index[J].China Dairy Cattle,2020(1):15-18. |
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| Authors: | FAN Qiang SUN Ya-bo |
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| Institution: | (Liaoning Agricultural College,Yingkou 115009) |
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| Abstract: | The lifetime performance index(LPI) is the selection index for genetic evaluation of Holstein breeding in the Canada. In the paper the development trends of LPI were analyzed, in order to provide some reference for Chinese dairy breeding. |
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| Keywords: | Holstein Lifetime performance index Development trend Breeding |
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