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yang chong wu , hua tiao zao
Author(s): 
Pages: 32-33
Year: Issue:  4
Journal: CHINA NATURE

Abstract: <正>目前,养宠物的人越来越多, 因此,跳蚤的危害也就比较普遍。对于一些城市的人来说,由于卫生条件较好,对跳蚤可能较陌生,可对农村的和山区的人来说,有的人家却饱受其害。这类小昆虫不仅扰人睡眠,刺吸人
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