Advances in the Application of Rumen-Protected Choline in Periparturient Dairy Cows
LI Shengkai, LIU Yuqi, YE Tianmei, ZHANG Qin, YANG Yingbai
Journal of Dairy Science and Technology . 2015, (6): 27 -30 .  DOI: 10.15922/j.cnki.jdst.2015.06.007

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