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The Slaughter Test and Meat Quality Research in Fattening Yunnan Yellow Cattle with Banana Stems and Leaves
Author(s): WANG Ming-yuan, ZHANG Xi, HUANG Bi-zhi, LIU Jian-yong, WANG Zhe, YUAN Xi-ping
Pages: 43-
47
Year: 2014
Issue:
3
Journal: China Cattle Science
Keyword: 香蕉茎叶; 云南小黄牛; 理化指标; 屠宰试验; 肉品质;
Abstract: [目的]为了掌握了解香蕉茎叶育肥云南小黄牛的效果.[方法]通过对香蕉茎叶为粗饲料育肥的云南小黄牛进行屠宰分割试验,并对肉品质各项理化指标进行检测,来验证香蕉茎叶作为饲料对牛肉品质的影响.测定平均宰前活重289.33 kg,净肉重118.83 kg,高档肉块(牛柳、上脑、眼肉、西冷)重22.46 kg,屠宰率63.49%,经专家评定肌内脂肪沉积分布细密、气味纯正,鲜嫩多汁,整体食用品味高档,胴体等级A(2±1),达到了优质牛肉的标准.并对13个主要部位采样分析.结果表明各部位肉样切块平均脂肪含量8.62%,蛋白含量21.76%,水分70.56%,剪切力值3.91 kg,其中以上脑肉最优,平均剪切力2.40 kg,且保水性好,平均失水率26.70%、蒸煮损失19.92%,各项指标同一部位之间差异不显著(P>0.05).[结论]云南小黄牛经香蕉茎叶肥育后肉品质较好,香蕉茎叶育肥生产优质牛肉是基本可行的.
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