畜牧与饲料科学 ›› 2017, Vol. 38 ›› Issue (7): 45-45.doi: 10.12160/j.issn.1672-5190.2017.07.015
高慧兰[1,2];侯鹏霞[1];梅宁安[3];梁小军[1]
GAO Hui-lan1,2, HOU Peng-xia1, MEI Ning-an3, LIANG Xiao-jun1 ( 1.Institute of Animal Science, Ningxia Academy of Agriculture and Forestry Sciences, Yinchuan 750002, China; 2.Prevention and Control Center for Animal Diseases of Yuanzhou District of Guyuan City of Ningxia,Guyuan 756000,China;3. Animal Husbandry and Veterinary Medicine Limited Company,Ningxia Academy of Agriculture and Forestry Sciences,Yinchuan 750002, China)
摘要: 为了研究日粮中添加酿酒酵母培养物对肉牛生产性能及经济效益的影响,试验选择150头西门塔尔杂交肉牛,随机分成对照组和试验组2个组,每组75头。其中,对照组肉牛饲喂养殖场现行日粮(TMR),试验组肉牛在养殖场现行日粮基础上添加0.5%酿酒酵母培养物,试验期为90 d。结果表明,试验组肉牛比对照组肉牛日增重提高9.68%(P〈0.05),料重比降低1.79%(P〈0.05),经济效益提高9.09%。该试验结果表明,在肉牛日粮中添加酿酒酵母培养物可提高肉牛的生产性能与经济效益。
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