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腊肠犬发情怎么看

腊肠犬发情怎么看

外部观察法是通过观察母犬的行为表现和阴道排泄物来确定母犬是否发情;阴道检查法是对阴道涂片的细胞组织分析来确定母大发情及所处阶段的方法;试情法是利用公犬来测试。

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