中国北方部分蚤类性比的研究

被引:5
作者
马立名
机构
[1] 吉林省地方病第一防治研究所白城
关键词
二齿新蚤; 方形黄鼠蚤松江亚种; 性比;
D O I
10.16380/j.kcxb.1993.01.011
中图分类号
学科分类号
摘要
本文通过野外调查证明,蚤在自然种群中雌性多于雄性。又通过实验室观察证明,这种现象的原因,一是新羽化出的雌蚤即多于雄蚤,二是雌蚤寿命长于雄蚤。在新羽化蚤中,雄雌性比高峰呈交替出现。
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页码:63 / 66
页数:4
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