The trait of milk protein was analyzed with respect to genetics and breeding. It is important to study milk protein in the future in dairy cattle breeding.
从遗传和选育的角度对乳蛋白性状进行了简要分析，指出乳蛋白性状将是今后奶牛育种工作的重点。
The model used was the sire model containing herd-year-season(HYS) effect(fixed), sire group effect(fixed)and sire effect(random), which is widely used in dairy cattle breeding.
方差组分估计所用的模型为奶牛育种中常用的公畜模型，它包括场年季固定效应、公牛组固定效应和公牛随机效应。
ObjectiveAssociation between the polymorphism of AGPAT6 gene and the milk performance of dairy cattle was studied to search for applicable molecular markers in dairy breeding.
研究牛agpat 6基因的遗传多态及其对奶牛产奶性能的影响，以期找到可用的分子标记，为奶牛的分子育种提供依据。
Plans, organises, controls, coordinates and performs farming operations to breed and raise dairy cattle for milk, meat and breeding stock.
奶牛农民负责计划、组织、控制、协调和执行农场操作饲养奶牛，提供牛奶、肉类和种畜。
This method not only makes the dairy farming production under the digital management but also provides a theoretical basis for precision cattle breeding.
该方法不仅实现了对奶牛生产养殖的数字化管理，也为精细养牛提供了理论依据。
This method not only makes the dairy farming production under the digital management but also provides a theoretical basis for precision cattle breeding.
该方法不仅实现了对奶牛生产养殖的数字化管理，也为精细养牛提供了理论依据。
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