【摘要】 本试验选择12月龄新疆褐牛公牛15头,平均体重240 kg左右,分为2个试验组和1个对照组,给与不同饲料配方进行4个月舍饲育肥、16个月出栏的标准化生产过程,分析新疆褐牛高效育肥效果及经济效益情况。试验牛经过120 d育肥,获得了较理想的增重效果,育肥期日增重水平最低为0.9 kg。试验组II增重效果最好,试验结束时平均体重达到416.7 kg,头均日增重水平为1.39 kg,说明配方2的饲料配比较合理。更多还原

【Abstract】 In this study, Select 15 Xinjiang Brown Cattle Bullsin of 12 months old, with an average weight about 240 kg, divided into two experimental groups and one control group, given a different feed formula for four months feeding fattening, 16 months slaughtering according standardized production processes, analysis of Xinjiang Brown Cattle fattening efficient and economic circumstances. After 120 d test cattle fattening, to obtain a more desirable weight gain, average daily gain of fattening the lowest level is 0.9kg. the best weight gain is test group II, at the end of the test average weight reached 416.7kg, daily gain of levels were 1.39 kg,with a description of the feed formula 2 is more reasonable.更多还原