半胱胺对藏绵羊羔羊初生重及断奶重的影响 |
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引用本文: | 半胱胺对藏绵羊羔羊初生重及断奶重的影响. 半胱胺对藏绵羊羔羊初生重及断奶重的影响[J]. 畜牧与饲料科学, 2014, 35(3): 11-11. DOI: 10.12160/j.issn.1672-5190.2014.03.005 |
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作者姓名: | 半胱胺对藏绵羊羔羊初生重及断奶重的影响 |
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作者单位: | [1]西藏自治区农牧科学院畜牧兽医研究所,西藏拉萨850009 [2]新疆农垦科学院兵团绵羊繁育生物技术重点实验室,新疆石河子832000 |
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基金项目: | 863计划项目(2011AA100307);科技支撑计划(201lBAD28B05-1-1);国家自然科学基金(31360540);西藏自治区自然科技基金. |
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摘 要: | 试验研究了半胱胺(Cs)对藏绵羊羔羊初生重及断奶重的影响。将20只妊娠(125±5)d的母羊随机分为2组(试验组和对照组),在试验组日粮精料中添加300 mg/(kg·BW)的Cs,隔日添加1次,试验期90 d。于分娩后及时将初生羔羊称重,哺乳2个月强制断奶并称重。试验结果表明,试验组精料中添加Cs使藏绵羊羔羊初生重提高8.33%,2月龄断奶重提高13.73%。
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Effects of Cysteamine on the Birth Weight and Weaning Weight of Tibetan Sheep Lambs |
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Abstract: | The effects of cysteamine(Cs) on the birth weight and weaning weight of Tibetan Sheep lamb were studied. 20 pregnant ewes with the age of (125±5)d were randomly divided into 2 groups (test group and control group). 300 mg/(kg·BW) of Cs was added in the diet concentrate in test group every two days. The test period lasted for 90 days. The birth weight was measured after parturitionand two-month-old lambs was weaned and weighted. The results showed that adding Cs in the diet concentrate in test group could enhance the birth weight by 8.33%and the weaning weight of 2-month-old was increased by 13.73%. |
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