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在鼠情监测和农田鼠害研究工作中,鼠的性别是必不可少的观察项目之一。准确区分鼠体性别,是研究鼠类繁殖规律和掌握种群消长动态的重要依据。 在鼠类繁殖季节中,鼠体生殖器官的外部形态明显,以阴囊是否膨大或生殖孔的有
The sex of the rats is one of the essential observations in the field of rodent surveillance and farmland rodent research. Accurately differentiating mouse sex is an important basis for studying the rules of mouse reproduction and mastering the dynamics of population dynamics. In the mouse breeding season, the external morphology of the mouse reproductive organs obvious to the scrotum is enlarged or reproductive pores have