Analysis of Identification Technology and Influence Factors on Silent Estrus of Cows
ZHOU Zhengyi, TIAN Li, TIAN Hongzhi, LI Ruyi, DUAN Chenying, OBIANWUNA Uchechukwu Edna, Lü Lihua, WANG Dong
Acta Veterinaria et Zootechnica Sinica . 2021, (4): 862 -871 .  DOI: 10.11843/j.issn.0366-6964.2021.04.002