Study on Milk Yield Adjustment Coefficients for Different Region, Days in Milk and Parity in Chinese Holstein Dairy Cows
XU Wei, DONG Fei, MA Zhifen, QI Jiangang, CHANG Yao, CHEN Shaokan, JIANG Xinggang, WANG Yachun
China Animal Husbandry and Veterinary Medicine . 2021, (12): 4554 -4566 .  DOI: 10.16431/j.cnki.1671-7236.2021.12.024