Study on B-mode Ultrasonography of Persistent Corpus Luteum before and after Taking Orally Fertility-promoting Power in Dairy Cows
HU Lu-feng, GAO Shu, YANG Heng, LIU Xian-xia, GU Xin-li, WANG Jian-mei, CHEN Ai-jiang, WANG Jia-lai, LI Ming, YANG Wen-sheng
.
2013, (6): 184
-189
.
