| 日粮蛋白水平和烟酸对热应激奶牛的影响 |
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| 引用本文： | 陈志伟,丁忠锋,孙振令,伊茂科.日粮蛋白水平和烟酸对热应激奶牛的影响[J].中国奶牛,2004(2):14-17. |
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| 作者姓名： | 陈志伟 丁忠锋 孙振令 伊茂科 |
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| 作者单位： | 1. 山东理工大学生命科学学院,淄博,255049
2. 山东得益乳业有限公司,淄博,255000 |
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| 摘 要： | 为缓解热应激条件下，奶牛蛋白质摄入量和利用效率降低问题，本文研究日粮蛋白水平和烟酸对秸秆型日粮奶牛生产的影响。结果表明，提高日粮蛋白水平、添加烟酸可以显著提高干物质采食量、产奶量和经济效益。
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| 关 键 词： | 日粮 蛋白水平 烟酸 热应激 奶牛 利用效率 干物质采食量 产奶量 经济效益 |
| 文章编号： | 1004-4264(2004)02-0014-04 |
| 修稿时间： | 2003年9月2日 |
The Effect of Protein Level and Niacin on the Production of Dairy Cows under Heat Stress |
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| Chen Zhiwei,Ding Zhongfeng,Sun Zhenling,Yi Maoke.The Effect of Protein Level and Niacin on the Production of Dairy Cows under Heat Stress[J].China Dairy Cattle,2004(2):14-17. |
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| Authors: | Chen Zhiwei Ding Zhongfeng Sun Zhenling Yi Maoke |
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| Institution: | Chen Zhiwei1,Ding Zhongfeng1,Sun Zhenling1,Yi Maoke2 |
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| Abstract: | The effect of protein level and niacin on dairy cows was studied,to increase the intake quantity and utilization efficiency of protein under heat stress.The result of the experiment indicated that improving protein level or supplement by pass protein or niacin could improve dry matter intake,milk production quantity and economic benefit significantly. |
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| Keywords: | dairy cows heat stress protein level niacin |
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