| 营养水平对牛肉品质的影响研究 |
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| 引用本文： | 李石友,徐英,李琦华,段刚,梁应海,杨国荣. 营养水平对牛肉品质的影响研究[J]. 中国畜牧兽医, 2007, 34(11): 132-134 |
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| 作者姓名： | 李石友 徐英 李琦华 段刚 梁应海 杨国荣 |
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| 作者单位： | 1.云南农业职业技术学院,昆明 650212；2.云南农业大学,昆明 650201；3.云南天牧肉牛开发有限公司，寻甸 655200；4.云南省肉牛和牧草研究中心,昆明 650212 |
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| 摘 要： | 设计4个不同营养水平的精料补充料配方，选择18月龄的杂交肉牛40头，分为4个试验组和1个对照组，进行2个月的育肥饲养试验，每组随机抽取1头公牛，共5头牛进行屠宰试验，分别采集背最长肌和股二头肌，制成风干样后进行常规成分中水分、粗蛋白质、粗脂肪、粗灰分、磷（钙含量太低）和肉质中肌肉pH、肌肉嫩度、肌肉失水率、肌肉熟肉率、肌纤维直径、肌肉色差值等的测定，并进行分析。
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| 关 键 词： | 肉牛 营养水平 常规成分 肉品质 |
| 文章编号： | 1671-7236（2007）11-0132-03 |
| 修稿时间： | 2007-05-10 |
Study on Beef Quality Effect by Nutrition Level |
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| LI Shi-you,XU Ying,LI Qi-hua,DUAN Gang,LIANG Ying-hai,YANG Guo-rong. Study on Beef Quality Effect by Nutrition Level[J]. China Animal Husbandry & Veterinary Medicine, 2007, 34(11): 132-134 |
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| Authors: | LI Shi-you XU Ying LI Qi-hua DUAN Gang LIANG Ying-hai YANG Guo-rong |
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| Affiliation: | 1.Yunnan Agriculture Vocational Technical College, Kunming 650212, China; 2.Yunnan Agricultural University, Kunming 650201, China; 3.Yunnan Tianmu Beef Cattle Development Ltd,Xundian 655200, China; 4.Yunnan Beef Cattle & Pasture Research Center,Kunming 650212, China |
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| Abstract: | Random selected 40 heads of 18 months-cross-breds and devided into 5 group which were 4 explemental group and 1 control group and that were fed 4 level supplements in 3 month time fedlot trail.Slaughter 5 finished cattle which were random selected from each treatment group and that for meat quility test,such as water,croud prtein,fat,ash,phosphorus,pH,tender,water-loss rate,cooked rate,the diameter of musel fibre,colour,ect. |
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| Keywords: | beef cattle nutrition level normal elements beef quality |
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