高原型牦母牛生产周期中体况评分变化监测  

Evaluation on Change of Body Condition Score of Plateau Type of Eemale Yaks in Productive Circle

作　　者：张君[1] 沈秀英[1] 

机构地区：[1]青海省畜牧兽医科学院,西宁810016

出　　处：《青海畜牧兽医杂志》2007年第4期1-2,共2页Chinese Qinghai Journal of Animal and Veterinary Sciences

摘　　要：对240头牦母牛进行为期一年的体况评分监测，发现牦母牛体况变化与草地饲草的供给状况相一致，牦母牛体况变化基本规律为暖季表现为快速上膘，冷季呈现逐步消耗。体况评分最低的时期为5-6月份，最高在10月和11月份。体况消长变化呈现两年一周期的模式。240 Female yaks were used to evaluate the body condition score during thd period of the year.The results showed that the change of body condition score of female yaks was consistent with the forage supplied in grassland. The basic pattern of body condition change of female yaks was fast increase of fatness in warm season and decreasing of fatness in cold season.The lowest body condition score occurred between October and November. The growth and decline Change of body condition displayed the pattern of two-year circle.

关 键 词：牦牛 体况评分 饲养管理 

分 类 号：S858.23[农业科学—临床兽医学]