金华地区家畜和野生动物体表寄生蜱类调查

About the ticks parasitizing on domestic and wild animals in Jinhua,Zhejiang province

目的对金华地区蜱类的分布状况进行调查和评估,为查明金华地区发生的人可疑埃立克体病的原因提供依据。方法从2005年1月起,于每月10、20、30日在1例人可疑埃立克体病例所在区域的某山脉及金华市周边集贸市场,对该地区家畜和野生动物体表寄生蜱类的情况进行调查。结果调查发现金华地区家畜和野生动物体表寄生蜱类有6属6种,其中中华硬蜱在1年内有2个高峰期,分别为2-4月和10-12月;龟形花蜱出现略晚,为3-5月,也呈双峰型分布,在8-10月会出现另一个小高峰;长角血蜱只有1个高峰期,在5-9月。结论金华地区的龟形花蜱和中华硬蜱为优势种,而前者曾检测出埃立克体,因此可能引起一些蜱媒传染病的发生,应引起公共卫生部门的重视。

Objective To investigate and estimate the distribution of the ticks in Jinhua, Zhejiang province to find out the reason of the suspected Ehrlichiosis happened in this area. Methods Investigate species and Observe amount peaks of the ticks parasitizing on domestic and wild animals caught from mountain areas and sold in the farm produces fair in the edge of Jinhua in which a suspected case had been found on 10, ：20 and 30 of each month in ：2005. Results The results indicated that total 6 genus, 6 species of ticks were found on these animals. Of them, rabbit tick Ixodes sinensis showed the double amount peaks in the year, one peak appeared from February to April and the other from October to December; Amblyomma testudinarium appeared later and also showed the double peaks, one peak from March to May and the other from August to October; Haemaphysalis longicornis only appeared in hot summer from June to September. Conclusion Amblyomma testudinarium which had been found infected with human Granulocytic Ehrlichiae in previous investigation, was found in this investigation. And it together with I. sinensis, seems to be dominant tick species in this area, risk of tick borne diseases such as Lyme diseases and Ehrlichiosis should be paid attention to.