牦牛暖季补饲研究进展

Research progress of supplementary feeding for yak in warm season

作为青藏高原的特殊物种之一,牦牛以其抗寒、耐劳、耐粗饲的特性受到专家和学者们的广泛关注。文章从牦牛生长性能、屠宰性能、繁殖性能、泌乳性能等方面对近几年牦牛暖季补饲的研究进行综述。分析发现,暖季合理补饲能有效提高牦牛增重,改善肉质和繁育性能,缓解草畜矛盾,提高经济效益。

As one of the special species of Qinghai - Tibet Plateau, Yak has been paid more attention by experts and scholars due to its charac- teristics of cold hardiness, stamina, roughage resistance. This paper reviews the research of supplementary feeding for yak in warm season in re- cent years from the following aspects： growth performance, slaughter performance, reproductive performance, lactation performance and etc. The analysis finds that reasonable supplementary feeding in warm season, can effectively enhance the weight gain, and improve meat quality and breeding performance of yak ; it is helpful to ease the eontradietion between grass and livestock, while enhancing economic benefits.