Effect of Birth Season on Holstein Lactation Performance in Tianjin Area
CHEN Lili, ZHAO Kang, XIA Min, LU Na, MA Yi
Acta Veterinaria et Zootechnica Sinica . 2024, (5): 1970 -1977 .  DOI: 10.11843/j.issn.0366-6964.2024.05.015