摘要
在果洛地区挑选成年带犊哺乳母牛７头和不带犊母牛５头，跟踪测定体重，结果：带犊母牛体重由春季到秋季增加１８．９７ｋｇ，由秋季至翌年春末体重减少了１５．５７ｋｇ，观测期内体重增加了３．４ｋｇ；不带犊母牛由春季到秋季体重增加６５．０８ｋｇ，由秋季至翌年春末体重减少５１．４３ｋｇ，观测期内增重１３．６５ｋｇ。
7 nursing and 5 non-nursing adult Goulou yaks were selected and earmarked to determine the body weight.The results were as follows:The body weight of nursing yaks increased 18.97kg from spring to autumn and decreased 15.57kg from autumn to next spring.The body weight increased 3.40kg during the determining period.The body weight of non-nursing yaks increased 65.08kg from spring to autumn and decreases 51.43kg from autumn to next spring.The body weight increased 13.65kg during the determining period.
出处
《青海畜牧兽医杂志》
2001年第4期5-6,共2页
Chinese Qinghai Journal of Animal and Veterinary Sciences
