跳蚤感染线虫在国内外均有报道。由于蚤感染线虫之后发生一系列病变,尤其是蚤幼期感染会导致生殖系统发育不全,失去生殖能力。为了解我区蚤类中自然感染线虫的状况,并为蚤类的生物防制积累资料,笔者于1983～1984年4～9月在新疆乌苏县古尔图天山山地对长尾黄鼠体外寄生蚤自然感染线虫进行了初步调查,其结果如下: Nematode flea infection have been reported at home and abroad. As a result of a series of pathological changes of fleas infected with nematodes, especially young fleas infection will lead to reproductive system hypoplasia, loss of reproductive capacity. In order to understand the natural infection of nematodes in fleas and to accumulate data on the biological control of fleas, the author studied the growth of long-tailed Chrysolophus in vitro from April to September 1983 Parasitic fleas naturally infected with nematodes conducted a preliminary survey, the results are as follows: