辽宁西部地区褐家鼠寄生蚤调查研究

Studies on the Parasitic Fleasat Rattus norvegicus in the West of Liaoning Province

调查证实,辽宁西部地区褐家鼠寄生蚤共5属5种,其种类构成及优势种有地域性差异。位于西南部的锦州地区以印鼠客蚤占优势,染蚤率与蚤指数高峰在7～9月,最低为1～2月。西北部的阜新、建平县以二齿新蚤为优势种,全年有两个数量高峰,前峰为5月份,后峰为9月份。北部的开原、昌图县则以不等单蚤为优势种。

The result in this paper reported that there are 5 genera and 5 species parasitic fleas at Rattus norvegicus in the west of Liaoning Province. There is 9 region difference in the species constitution and the dominant species. Xenopsylla, cheopis is the dominant species in Jinzhou area, the peak of the infestation rate of fleas and the index of fleas is from July to September, the lowest is from January to February. Neopsylla, bidentatiformis the dominant species in Fuxin and Jianping Areas, there are two peaks a year, the first one is in May and the second one is in September. Monopsyllus anisus is the dominant species in Kaiyuan and Changtu Areas.