Impact Factors and Its Research Progress of Calving Interval in Holstein Dairy Cows
SONG Zhen, ZHAO Shanjiang, LI Laibao, XU Huitao, ZHU Huabin
China Animal Husbandry and Veterinary Medicine . 2021, (3): 982 -990 .  DOI: 10.16431/j.cnki.1671-7236.2021.03.022