A Limited Feeding Experiment on Weanling Calves with 130 kg Fermented First Milk
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摘要: 用130kg自然发酵初乳进行奶犊牛45d断奶试验。结果表明,6月龄内试验组比常规对照组(350kg鲜奶,90日龄断奶)生长速度缓慢,经统计,差异显着(PP>0.05);12月龄体重分别是236.14kg和234.11kg,头胎妊娠月龄分别是20.44个月和20.18个月,产奶量分别是5143.13kg和5213.76kg.Abstract: A limited feeding experiment was carried out with 130 kg fermented first milk for calves weaned at 45 days old.The results showed that the growth rate of treatment group in the first 6 months was slower than that of CK(350 kg milk and 90 days weaning age)and their difference was significant(P0 01).Their body weight were 99 74 kg and 134 75 kg respectively,after 6 months of age,the growth rate,first born pregnant age in month and first born milk yield between two groups were similar(P0 05).
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Key words:
- Fermented first milk /
- Early weaning /
- Limited feeding
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[1] 周新明.犊牛人工乳代乳料的饲养试验.中国奶牛,1985(4):36~39
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