Effect of forage-concentrate ratio in complete feeds fed ad libitum on energy intake in relation to requirements by dairy cows.
作者信息
Coppock C E, Noller C H, Wolfe S A
出版信息
J Dairy Sci. 1974 Nov;57(11):1371-80. doi: 10.3168/jds.S0022-0302(74)85069-1.
Abstract
摘要
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