The aggregated distribution pattern means that the flea individuals do not evenly distribute on rat host but gather as different size groups on rat individuals.
印鼠客蚤这种聚集型分布意味着该蚤的个体分布不均匀，而是在宿主动物体表形成大小不等的聚集蚤群。
Objective: To investigate the constituent of flea species, the dominant fleas and their spatial distribution patterns in the natural epidemic focus of wild-rat type of plague in Yunnan province.
目的：调查研究云南省野鼠型自然疫源地蚤类组成、优势蚤种及其空间分布格局。
Objective: To investigate the constituent of flea species, the dominant fleas and their spatial distribution patterns in the natural epidemic focus of wild-rat type of plague in Yunnan province.
目的：调查研究云南省野鼠型自然疫源地蚤类组成、优势蚤种及其空间分布格局。
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