Observation of Effects of Application of Milk Replacer on Gannan Yak Calf

A 160 d experiment was conducted in this study.The average body weights(male and female) of test group and control group were 65.3 kg,60.5 kg,58.3 kg and 53.2 kg,average body weight(male and female) of test group increased 7.0 kg and 7.3 kg than control group,average daily weight gains of test group and control group were 0.291 kg,0.267 kg,0.250 kg and 0.211 kg,average daily weight gains(male and female) of test group increased 0.041 kg and 0.046 kg than control group,respectively.The results of t-test showed that there were significant differences in 180-d-old body weight(P0.01) and average daily weight gain(P0.05) between test group and control group.Average milk yields of test group and control group were 1.79 kg/cow ·day and 0.89 kg/cow ·day,milk yield of test group increased 0.9 kg/cow ·day than control group.