奶牛分娩前后血浆类固醇激素水平变化与胎衣不下的关系
刘智喜,李权武,武浩,牛隽,李凤林,范庆丰,潘锁荣,郭小民
LEVELS OF PLASMA STEROID HORMONES IN RELATION TO RETAINED FETAL MEMBRANE(RFM)IN DAIRY COWS
Liu Zhixi; Li Quanwu; Wu Hao; Niu Jun(Department of Veterinary Science,Northwestern Agricultural Universily,Yangling 712100)Li Fenglin; FanQingfeng; Pan Suorong; Guo Xiaomin(Second Dairy Cow Station,Sanqiao 710086)
J4 . 1994, (03): 172 -0 .  DOI: 10.11869/hnxb.1994.03.0172