索科线虫是一类宝贵的昆虫天敌资源，具有极大的生防潜力。根据国内大量文献资料，较系统地综述了我国在昆虫寄生索科线虫研究领域的进展情况，包括所发表的 18个新种（其中有 1新亚种）及其地理分布和宿主范围、索线虫的体内及体外培养、索线虫的保护利用及其在农业和医学害虫防治方面的成效等。以期引起人们对昆虫病原索科线虫的重视和研究兴趣。 Soko cordworm is a valuable insect natural enemy resources, with great potential for biological control. According to a large number of domestic literature, we systematically reviewed the progress in the field of insect parasitic nematodes, including 18 new species (including 1 new subspecies) and their geographical distribution and host range, In vitro and in vivo culture, protection and utilization of cable nematode and its effectiveness in agricultural and medical pest control and so on. In order to arouse people’s attention and research interests on the insect pathogen Sooty Nematode.