The results of sequence alignment are as following: The sequences of An. from DF, WX, PJ are the same. It shows that the ITS2sequences are intraspecific consensus.

• 对各蚊的ITS2序列进行同源对比排序,结果显示:丹凤、蒲江和无锡的中华按蚊序列无差异,说明ITS2序列在种内保守;