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Blood Biochemical Indexes of Holstein Cows in the Lactation and Dry Milk Period in Changping, Beijing
蔡德霖,黄启震,吴春阳,王瑞,王天坤,盛熙晖,齐晓龙,王相国,郭勇,倪和民
Chinese Agricultural Science Bulletin . 2018, (32): 135 -138 .  DOI: 10.11924/j.issn.1000-6850.casb18010051