摘要
选取体重为300 kg左右的南阳杂交黄牛16头,随机平均分为试验组和对照组,各组分别称重、编号,对照组饲喂常规饲料,试验组饲喂常规饲料+湿态玉米酒精糟(WDGS)。结果表明,试验组与对照组相比,平均日增重高0.25 kg,平均屠宰率高3.4个百分点,平均售价高1.48元/kg,平均每天纯收益多5.77元。表明湿态玉米酒精糟饲喂肉牛增重效果好、屠宰率高,可提高其经济效益。
16 Nanyang crossbred cattle of 300 kg were selected and randomly divided into test group and control group. In each group 8 cattle were selected, weighed and numbering. The control group was fed with conventional diets and the test group were fed with conventional diet added wet distillers grains with solubles （WDGS）. The results showed that the average daily gain, slaughter rate, price and profits in the test group were all more than those in the control group. The increment was 0.25 kg, 3.4 percent points, 1.48 yuan/kg and 5.77 yuan, respectively, It indicated that the usage of WDGS could im- prove daily gain and slaughter rate of beef cattle, and then improve the economic efficiency.
出处
《湖北农业科学》
北大核心
2013年第15期3598-3600,共3页
Hubei Agricultural Sciences
