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中国农学通报

中国农学通报 ›› 2011, Vol. 27 ›› Issue (26): 1-6.

所属专题： 畜牧兽医

• 畜牧 动物医学 蚕 蜂 •    下一篇

西北农区奶牛遗传改良与DHI测定分析

高建斌   

  • 收稿日期:2011-02-17 修回日期:2011-03-04 出版日期:2011-10-15 发布日期:2011-10-15
  • 基金资助:

    西北农区生态型奶业生产技术和奶牛性控技术研究与开发

The Genetic Improvement and analysis by DHI of the Dairy cattle in the Northwest District

  • Received:2011-02-17 Revised:2011-03-04 Online:2011-10-15 Published:2011-10-15

PDF (PC)

874

摘要：

通过调研西北五省农区的奶牛养殖现状，收集有关遗传改良和生产性能数据资料，并加以统计分析。讨论了西北农区奶牛遗传改良工作中现存问题，认为奶牛DHI测定体系对奶牛养殖的生产与管理具有重要意义，提出了今后发展与完善奶牛遗传改良工作和DHI测定体系的建议和措施，为进一步加快西北五省农区奶牛遗传改良工作和提高奶牛生产性能水平，具有一定的参考价值。

关键词: 麻栎, 麻栎, 幼苗茎段, 组织培养, 增殖, 生根

Abstract:

This article researches the present agricultural areas in the northwest five provinces on the present situation of China dairy industry development, and collects related data of genetic improvement and production performance measurement, which are statisticed and analyzed. Discussing the existing problems of genetic improvement in the northwest five provinces, so we can conclude that DHI measurement system are significant to the cattle breeding production and management, and propose several advices to improve and perfect the genetic improvement and DHI measurement system, and we also provide some value information for further speeding up of the dairy improvement in the farming areas of northwest five provinces.