异位酸饲料添加剂对奶牛产奶的作用附视频

被引:6
作者
王振权
邹隆树
张善藻
张育华
林治文
黄焕明
机构
[1] 广西农学院
[2] 南宁市红星奶牛场
关键词
异位酸; 饲料添加剂; 黑白花奶牛; 产奶量; 标准奶; 奶牛能量单位;
D O I
暂无
中图分类号
学科分类号
摘要
50头经产的黑白花奶牛200天的试验表明,在基础日粮中添加异位酸的试验牛,平均每头每日产奶量比喂基础日粮的对照牛多1.01公斤,增加5.14%(P<0.01);折算成标准奶,每头每日比对照牛多产1.41公斤,增加7.84%(P<0.01)。乳脂、乳蛋白和乳中干物质的含量分别提高4.43%,1.31%和2.68%。试验牛产1公斤标准奶所需要的奶牛能量单位和粗蛋白质比对照牛低。两组牛的健康状况和繁殖性能相似。
引用
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页码:67 / 72
页数:6
相关论文
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