夏季老鼠及鼠蚤活跃并大量繁殖，为该病的高发期。
The highest incidence of cases occurs during the summer months when rats and their fleas are most active and abundant.
目的 掌握广东省兴宁市鼠形动物群落结构及寄生蚤的种类。
Objective To study the community structure of the small mammals and the fleas in Xingning, Guangdong.
目的 掌握广东省兴宁市鼠形动物群落结构及寄生蚤的种类。
Objective To study the community structure of the small mammals and the fleas in Xingning, Guangdong.
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