| 奶牛牛群改良(DHI)技术及其在奶牛业中的应用 |
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| 引用本文： | 吴建良,姜俊芳,蒋永清. 奶牛牛群改良(DHI)技术及其在奶牛业中的应用[J]. 黑龙江畜牧兽医, 2012, 0(9): 74-77 |
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| 作者姓名： | 吴建良 姜俊芳 蒋永清 |
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| 作者单位： | 浙江省农业科学院畜牧兽医研究所 |
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| 基金项目： | 国家科学技术部科技富民强县项目(国科发农[2010]349号);浙江省农科院科研类专项经费资助项目(2010R22Y01D02) |
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| 摘 要： | 奶牛生产性能测定(DHI)是牛群遗传改良的基础,是改善牛群质量、提高奶牛生产性能的有效措施。文章系统概述了DHI技术体系的概念与技术流程、DHI报告的内容与分析及其对牛场的指导作用、DHI技术应用的效果,旨在为牛场科学饲养管理提供依据。
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| 关 键 词： | 奶牛 DHI技术 牛群改良 |
Dairy herd improvement technology and its application in dairy field |
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| WU Jian-liang,JIANG Jun-fang,JIANG Yong-qing. Dairy herd improvement technology and its application in dairy field[J]. Heilongjiang Animal Science And veterinary Medicine, 2012, 0(9): 74-77 |
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| Authors: | WU Jian-liang JIANG Jun-fang JIANG Yong-qing |
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| Affiliation: | (Institute of Animal Husbandry and Veterinary Science,Zhejiang Academy of Agricultural Sciences,Hangzhou 310021,China) |
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| Abstract: | Dairy herd improvement(DHI) technology is the basis of dairy herd genetic improvement,and it is the effective measure to improve dairy herd trait and production performance.The definition and technological process of DHI technical system,the report and analysis of DHI and its instruction function on dairy farms,and the application effect of DHI technology were systematically reviewed to provide the theory basis for scientific feeding management in dairy farms. |
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| Keywords: | dairy cows DHI technology herd improvement |
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