文章详细信息 关键词： 奶牛;;泌乳性能;;氮磷减排;;营养调控 [gap=966]Keywords: dairy cattle;milk performance;nitrogen and phosphorus reduction;trophic manipulation
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粗饲料日粮组合对奶牛瘤胃发酵状况和产奶性能的影响-毕业论文网 关键词：粗饲料组合；奶牛；瘤胃发酵；泌乳性能 [gap=1399]Key words: roughage combination; cow; rumen fermentation; performance
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不同粗饲料对奶牛乳产量和乳成分的影响--中国饲料工业网 关键词 粗饲料；奶牛；泌乳性能 [gap=1178]Key words forage；dairy cattle；milk yield
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... attitudine del territorio (utilizzazione) 土地适宜性 attitudine lattifera 泌乳性能 attitudine materna 母性能力 ...
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Results shown that, Supplementing Zn-Met in dietary had some certain promotion on the lactational performance and reproductive performance in dairy cows.
试验研究结果表明，在日粮中添加蛋氨酸锌，对奶牛的泌乳性能及繁殖性能有一定的促进作用。
参考来源 - 蛋氨酸锌对奶牛泌乳及繁殖性能影响的研究According to two experiments above, it is that compared with sodium selenite, yeast-Se could increase thenutrient apparent digestibility and conception rate, enhance anti-oxidation ability, improve lactating performance,especiallywith0.45mgSe/KgDM.
以上两个实验表明与亚硒酸钠相比酵母硒能提高奶牛对养分的消化率以及受胎率,增强机体抗氧化能力,改善泌乳性能,并且以0.45mgSe/KgDM效果较好。
参考来源 - 酵母硒对奶牛消化、抗氧化和泌乳性能的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
It was concluded that the performance and health status of postpartum dairy cows can be improved when prepartum diets are supplemented with anionic salts.
本论文第二部分主要研究了四种不同精粗比典型日粮条件下泌乳奶牛瘤胃氮素代谢、小肠蛋白质的消化吸收及其对生产性能的影响。
The second part was mainly conducted to study the effects of four typical diets on rumen nitrogen metabolism, protein digestion and absorption in the small intestine, and dairy cow's milk performance.
摘要赖氨酸作为母猪第一限制性氨基酸，对母猪繁殖性能和泌乳潜力的充分发挥具有重要的作用。
Abstract: Lysine as the first limiting amino acids in sows feeds, and plays an important role in the reproductive performance and the milking potential of sows.
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