添加烟酸不影响乳蛋白含量和乳脂率。
Adding nicotinic acid had no effect on milk protein and milk fat percentage.
与此相对，乳脂率在上午和下午高，深夜低。
On the contrary, Butterfat rate is high in the morning and afternoon but lower at midnight.
牛至油可以提高牛奶乳脂率含量和增强抗氧化功能。
The oil origanum could increase the percentages of milk fat and enhance the antioxidation function of dairy cows.
位点BMS2321对乳脂率影响的效应也相对较大；
Locus BMS2321 has significant deviaition on the ratio of milk butter fat.
试验结果表明，试验组奶牛乳脂率和产奶量分别提高1。
The result shows that milkfat percentage and milk yield of the cows in experimental group increased 1.
经过试验验证，效果良好，有利于提高产奶量和稳定乳脂率。
By experiment, the good effects of this system were proved by increased milk production and steady milk fat percent.
白油脂加入低纤维日粮时，乳脂率下降；加入高纤维日粮时，对乳脂率则没有影响。
They did suggest that the grease reduced milk fat production when added to low fiber diets with no effect in high fiber diets.
在奶牛日粮中添加适量的脂肪或高脂饲料，可提高日粮浓度，且不会降低乳脂率，也不会引起瘤胃酸中毒。
Including fat content or feeding high fat diet resulted in increasing the diet concentration but without decreasing milk fat level, and lowering acidosis risk.
在奶牛日粮中添加适量的脂肪或高脂饲料，可提高日粮浓度，且不会降低乳脂率，也不会引起瘤胃酸中毒。
Including fat content or feeding high fat diet resulted in increasing the diet concentration but without decreasing milk fat level, and lowering acidosis risk.
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