Effects of Calving Season on the Parameters of Wood Lactation Curve of Holstein Dairy Cow in Beijing Area
QI Jiangang, YANG Zhancheng, LI Xiang, YAN Xinyi, DONG Ganghui, LI Xizhi, HUANG Xixia, WANG Yachun
China Animal Husbandry & Veterinary Medicine . 2018, (11): 3167 -3175 .  DOI: 10.16431/j.cnki.1671-7236.2018.11.023