Effects of Different Melatonin Injection Ways on the Enrichment and Metabolism of Blood Melatonin in Holstein Cows
YANG Ming-hui, SHI Jian-min, TAO Jing-li, WU Hao, CHAI Meng-long, WANG Jing, REN Kang, XU Zhi-yuan, JI Peng-yun, LU Yong-qiang, HE Chang-jiu, YANG Li-guo, LIU Guo-shi
《中国畜牧兽医》 . 2017, (9): 2613 -2620 .  DOI: 10.16431/j.cnki.1671-7236.2017.09.011