从不同角度分别对成母牛群和后备牛群早期选种方案的制定方法、实施原则和步骤进行了探讨。
Being worked out herd early selection plan is one of the most important tasks to dairy herd breeding .
因为她们给母牛喂食物和问一些无关的事情而回来途中，母牛群是神的代表在印度人心目中，她们把爱母牛看作上帝和地球。
Because they give sustenance and ask for nothing in return, cows are sacred to Hindus, who view them as symbols of God and Earth.
看哪城离被杀的人最近，那城的长老就要从牛群中取一只未曾耕地，未曾负轭的母牛犊。
Then the elders of the town nearest the body shall take a heifer that has never been worked and has never worn a yoke.
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