首页 | 本学科首页   官方微博 | 高级检索  
     


Nutrition and reproduction in dairy cows
Authors:J D Ferguson
Affiliation:Center for Animal Health and Productivity, University of Pennsylvania School of Veterinary Medicine, New Bolton Center, Kennett Square.
Abstract:Diagnosis of nutritional effects on herd fertility requires a systematic analysis of reproductive records in addition to quantifying the feeding program on the farm. Corroborative laboratory tests for specific deficiencies may be useful.
Keywords:
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号