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zhu de tu shou cai jing fa
Author(s): 
Pages: 84
Year: Issue:  10
Journal: Heilongjiang Animal Science and Veterinary Medicine

Keyword:  精液采精公猪直接影响精子包皮污染阴茎动脉龟头刺激;
Abstract: <正>徒手采精法的整个过程,可用以下几个动词来概括:挤、擦、导、稳、拉、刺激和接。(1)挤。挤去公猪包皮盲囊内的积尿,积尿对精液的污染很大,可直接影响精子的存活。方法是抓住包皮端口稍用力往回捏,再往前挤出,如此反复几次,直至挤不出尿液为止。
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