摘要
通过对吴旗县引入小尾寒羊的生长发育、繁育性能、产肉性能、发病等情况调查。结果表明:引入吴旗县的小尾寒羊在体重、体尺指数方面与原产地山东郓城、梁山接近(P>0.05),产盖率为224%,羔羊成活率为79.1%。公、母羔羊初生重分别为3.36±1.17kg和3.14±1.52kg,断奶重分别为22.97±10.37kg和21.50±6.58kg,3月龄体重分别为28.33±9.47kg和25.97±3.22kg,屠宰率为45.9%,发病率为19.8%,死亡率为2.2%。得出结论:从山东引入的小尾寒羊对吴旗县的自然生态环境和饲养方式是基本适应的。
By studing the introducing Smalltail Han Sheep growth and development, reproduction performance, meat performance etc, the result showed: The SmallTail Han Sheep which was introduced in wuqi county near to native home, Yunchang, Liangshan. Shandong province in body weight, body measurement ways (P>0.05). Lambing rate is 224%, lamb survival rate is 79.1%. The birth weight of male andfemale lambs are 3.36±1.17 kg, 3.14±1.52 kg respectively. The respective weaning weight is 22.97±10.37 kg, 21.50±6.58 kg. The respective body weights in three months is 28.33±9.47 kg, 25.97±3.22 kg. Dressing rate is 45.9%. Disease rate is 19.8%. Death rate is 2.2%. The conclusion is: it is near adaption to local natural ecology environment and the type of rear which was introduced from Shandong province.\;
出处
《家畜生态》
2003年第3期27-29,共3页
Ecology of Domestic Animal
