果洛地区初生和1岁牦犊牛生长发育规律研究  

Study on Law of Grourh and Development of Newborn and Yearling Yaks in GouLou Region

作　　者：徐惊涛[1] 罗晓林[1] 李全[1] 杨荣珍[1] 王承芳 索南扎西 

机构地区：[1]青海省畜牧兽医科学院,西宁810003 [2]青海省畜牧厅项目办 [3]果洛州玛沁县兽医站

出　　处：《青海畜牧兽医杂志》2001年第5期6-7,共2页Chinese Qinghai Journal of Animal and Veterinary Sciences

摘　　要：对果洛地区 1岁和当年生犊牛各 7头 ,跟踪测定体重 1年 ,结果 :当年生犊牛体重呈平稳上升趋势 ,一年内增重44 .61kg ,1岁犊牛夏秋季生长较快 ,春季补偿生长迅速 ,冬季体重有所下降 ,一年内增重 42 .0 6kg。newborn and 7 yearling yak calves in Goulou region were selected to earmark and measur the body weight in a year.The results wewe as follows:The body weight of newborn yak calves increased by an average of 44.61kg in a year;yearling yak calves had rapid growth during the summer to autumn.The componsatory growth was rapid in spring and the body weight slightly lost in winter.The net weight gain of yearling yak calves were averaged 42.06kg in a year.

关 键 词：当年生犊牛 牛 生长发育规律 体重 补偿生长 一岁犊牛 

分 类 号：S823.1[农业科学—畜牧学]