摘要
在海拔高度3400~3800m的天然草地上进行150天的牦犊牛全哺乳(母牛不挤奶)育肥试验。试验结果:在放牧条件下,全哺乳牦犊牛(n=15)5月龄平均体重达到77.61kg,平均增重62.34kg,较对照(母牛日挤奶一次)牦犊牛(30.8kg)多增重31.54kg,增重率提高193.17个百分点,头均纯收入增加51.16元左右。
Effect of full sucking on the gorwth of yak calves was observed on grassland with altitude of 3 400~3 800m.The milk of maternal yaks was not squeezed in group A and was squeezed once a day in group B.During 150 days(from birth to the age of 5 months),mean body weight of calves in group A reached 77.61 kg,net gain was 62.34 kg which was significantly high as compared with that in group B(31.54kg).Grain rate of group A increased by 193.17% and income increased by 51.16 yuan RMB.
出处
《青海畜牧兽医杂志》
1997年第3期21-22,共2页
Chinese Qinghai Journal of Animal and Veterinary Sciences
关键词
全哺乳
育肥
牦犊牛
full sucking, fatting, yak calves