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mu ma liu chan yuan yin de diao cha
Author(s): 
Pages: 19-21
Year: Issue:  5
Journal: Liaoning Journal of Animal Husbandry & Veterinary Medicine

Keyword:  流产率母马原因调查生产队发生怀胎孕马营养不良大兴;
Abstract: <正> 我县几年来,母马发生流产的情况是比较严重的,有些社队母马流产率达30%以上,少数社、队高达50%上下。为了摸清母马发生流产的原因,杜绝发生流产事故,我们最近对大兴公社的太平、大兴、卡娄等六个大队,在一九七二年内母马发生流产的原因,做了一些调查。
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