柞蚕线虫,通称麻线绞、麻线、线绞或绞,是柞蚕的严重害敌。据池内氏(1940)的报告,此虫分布在我省的凤城、岫岩、庄河、东沟、宽甸五县。作者于1953年进行了调查,除上述五县外,在盖县、桓仁、丹东、本溪、海城等地也有发现,据不完全统计,在辽宁省巳发生线虫的蚕场有1200把,且逐年扩大。 Tussah nematodes, commonly known as twine twine, twine, wire or twisted, is a serious enemy of tussah. According to Chi Nei’s (1940) report, the insects are distributed in the province of Fengcheng, Xiuyan, Zhuanghe, Donggou, Kuandian five counties. In addition to the above five counties, the author also investigated in Gai County, Huanren, Dandong, Benxi, Haicheng and other places. According to incomplete statistics, there are 1200 silkworm farms that have occurred nematodes in Liaoning Province, And expand each year.