亚丁牦牛繁殖性能调查

Investigation on Reproductive Performance of Yading Yak

[目的]为了了解亚丁牦牛品种的繁殖性能,更加深入了解其资源特性,为后续制定选育标准和提高繁殖存活率提供理论依据。[方法]调查了亚丁牦牛主产区养殖亚丁牦牛的2016—2018年存栏情况,统计亚丁牦牛繁殖存活率。[结果]结果显示亚丁牦牛繁殖存活率达到61.78%,表明亚丁牦牛具有繁殖性能高的特点。

[Objective]The purpose of this paper is to learn the reproductive performance,characteristics resource of Yading yak,and provide a theoretical basis for the subsequent formulation of breeding standards and improvement of reproductive survival.[Method]This study investigated the inventory status of Yading yak in the main producing areas of Yading from 2016 to 2018,and the reproductive survival rate of Yading yaks.[Result]The result showed that the survival rate of Yading yaks reached 61.78%,and indicated that Yading yaks have high reproductive performance.