Effects of supplementary corn silage or concentrate on the digestibility of compound rice straw-based blocks and milk performance of dairy cows.
补充青贮玉米或精料对复合稻草块消化率及其饲喂奶牛产奶性能的影响。
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。
It was concluded that the performance and health status of postpartum dairy cows can be improved when prepartum diets are supplemented with anionic salts.
本试验结论：产前饲粮中添加阴离子盐能够改善奶牛产后的健康状况，提高泌乳性能。
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