ICS65.020.30B43DB11北京市地方标准DB11/T150.1—2019代替DB11/T150.1―2002奶牛饲养管理技术规范第1部分：育种Specificationofdairycattlefeedingmanagementtechnology－Part1:Breeding2019-06-18发布2019-10-01实施北京市市场监督管理局发布DB11/T150.1—2019I目次前言...........................................................................I1范围...............................................................................12规范性引用文件.....................................................................13术语与定义.........................................................................14育种方案...........................................................................25育种目标...........................................................................25.1外貌特征.......................................................................25.2体高、体重.....................................................................25.3生产性能.......................................................................36育种资料的记录.....................................................................36.1牛只编号.......................................................................36.2系谱...........................................................................36.3泌乳牛生产性能测定.............................................................47优秀公、母牛的选择.................................................................47.1优秀母牛的选择.................................................................47.2优秀种公牛的选择...............................................................48体型鉴定...........................................................................49选配...............................................................................59.1一般要求.......................................................................59.2选配方法.......................................................................5DB11/T150.1—2019II前言DB11/T150《奶牛饲养管理技术规范》分为以下几个部分：...
