| 皮埃蒙特肉牛杂交改良试验 |
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| 引用本文： | 梁冠生,关宏,王贞友,赵凤玉,张文福.皮埃蒙特肉牛杂交改良试验[J].中国牛业科学,2000,26(4):13-15. |
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| 作者姓名： | 梁冠生 关宏 王贞友 赵凤玉 张文福 |
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| 作者单位： | 1. 解放军军需大学,吉林长春,130062
2. 长春市家畜繁殖改良工作站,吉林长春,130062 |
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| 基金项目： | 吉林省科技厅科研项目，JLS02， |
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| 摘 要： | 利用皮埃蒙特肉牛冷冻精液进行人工授精，改良西门塔尔杂种母牛的杂交试验结果表明：皮埃蒙特杂种后代Ｄｕ牛初生重公母分别为４２．０ｋｇ和３８．４ｋｇ，断奶重１８０．７５ｋｇ，１８月龄平均活重５１２．６ｋｇ，屠宰率５４％，全程平均日增重０．９６ｋｇ，饲料转化率为４．１：１，皮埃蒙特改良当地牛难产率低，Ｄｕ牛抗病力强，生长快，肉质好。
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| 关 键 词： | 皮埃蒙特肉牛 西杂一代母牛 杂交改良 |
| 修稿时间： | 1999-12-10 |
Crossbreeding Experiments of Piedmont Beef Cattle |
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| LIANG Guan-sheng,GUAN Hong,WANG Zhen-you,ZHAO Feng-yu,ZHANg Wen-fu.Crossbreeding Experiments of Piedmont Beef Cattle[J].China Cattle Science,2000,26(4):13-15. |
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| Authors: | LIANG Guan-sheng GUAN Hong WANG Zhen-you ZHAO Feng-yu ZHANg Wen-fu |
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| Abstract: | The results of crossbreeding experiment aimed at improving the production performance of crossbred Simmental cows using frozen semen of Piedmont beef showed that average birth weight of male and female Piedmont crossbreds was 42 0 kg and 38 4 kg, mean weaning weight, 18-month body weight, dressing percentage, average daily gain and feed conversion rate were 180 8 kg, 512 6 kg, 54%, 960 g and 4 1:1, respectively, the low dystocia rate was observed in Piedmont mated native cows, crossbred calves demonstrated a good ability of disease resistance, fast growth and development and desirable meat quality |
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| Keywords: | Piedmont Beef cattle Crossbreeding |
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