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da mai xing ri liang tian jia nsp mei zhi ji dui sheng chang zhu sheng chan xing neng de ying xiang
Author(s): HUANG Shaowen, ZHAO Na, ZHOU Zejun, LI Shaozhang, ZHANG Wei, YANG Xuehai, WEI Jintao
Pages: 6-
7
Year: 2007
Issue:
12
Journal: HUBEI JOURNAL OF ANIMAL AND VETERINARY SCIENCES
Keyword: 复合非淀粉多糖(NSP)酶制剂; 大麦; 生长猪; 生产性能;
Abstract: 选择体重35kg左右的杜长大杂交仔猪144头,随机分成4组,每组3个重复,每个重复12头,用来研究不同大麦用量的日粮中添加自己筛选的复合NSP酶制剂对生长猪生产性能的影响.结果表明:在使用大麦专用复合非淀粉多糖(NSP)酶制剂情况下,40%大麦型饲粮和70%大麦型饲粮(全部大麦、无玉米)与玉米型饲粮对生长猪的生产性能无显著影响,40%大麦型饲粮组每千克增重饲料成本较玉米型饲粮组略低;用40%大麦型饲粮饲喂生长猪时,添加复合NSP酶制剂可使日增重提高5.8%(P<0.05),饲料利用率提高9.3%,每千克增重饲料成本降低0.295元.
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