野血牦牛复壮家牦牛的效果测定

Effect of Wild Blood Yak on the Renovation of Domestic Yak

中文关键词: 野血牦牛  牦牛  复壮

英文关键词: Wild blood Yak  Domestic Yak  Renovating  

中文摘要:

      [目的]为了提高野血牦牛的整体生产水平.[方法]对l/2野血牦牛和家牦牛的初牛犊牛和6月龄1/4野血犊牛进行了生长发育指标的测定和比较.[结果]表明:1/4野血初生牦犊牛体高、体斜长、胸围和体重比家牦牛初生犊增加1.80 cm、3.42 cm、2.28 cm和1.27 kg,分别提高了3.51%、7.33%、4.12%和11.05%.6月龄1/4野血牦牛体高、体斜长、胸围和体重比同龄家牦牛增加4.78 cm、5.10 cm、6.74 cm和7.94 kg,分别提高了6.70%、6.90%、7.58%和20.00%(P<0.01).[结论]家牦牛导入野牦牛血可促进牦牛的生长发育.

英文摘要:

      To improve the production performance of yak,the growth and development traits of the yaks with 1/2 wild blood and the domestic yaks were determined and compared at the birth and the age of six months.The results showed that the withers height,body length,heart girth and body weight of the yaks with 1/4 wild blood at the birth increased 1.80 cm,3.42 cm,2.28 cm and 1.27 kg,which was improved for 3.51%,7.33%,4.12% and 11.05% than those of domestic yaks,respectively.Those parameters at age of six months increa...