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The Effects of The Different Silage on Milk Yield and Composition in Dairy Cows
Author(s): 
Pages: 52-54
Year: Issue:  9
Journal: China Dairy Cattle

Keyword:  SilageMilk YieldMilk CompositionDairy Cow;
Abstract: 根据胎次相同、产奶量、泌乳时间相近的原则选择泌乳中前期奶牛30头,随机分为2组,每组15头,分别饲喂全株玉米青贮和小麦青贮饲料,研究其对奶牛产奶量和乳成分的影响.结果发现,与全株玉米青贮相比,小麦青贮组奶牛产奶量提高0.26kg/d,乳脂率、乳糖、非脂固形物和总固体均有提高,但差异不显著(P>0.05);小麦青贮替代全株玉米青贮可实现每头奶牛每天多盈利0.31元.结果表明,小麦青贮替代全株玉米青贮能够提高奶牛产奶量和改善乳成分.
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