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二纹土潜Gonocephalum bilineatum(Walk.)是福建省东南沿海旱作地区的主要地下害虫之一,又称铁线虫或竹根虫。食性很杂,几乎遍及各种旱地作物,以大麦、小麦受害最重,花生、甘薯次之,麦苗根受害后枯萎死亡。1951年冬惠安县城关麦地曾造成断垅缺苗的损失。以往有关此虫的生活习性与防治方法的报导少见。1959—1960年我们在晋江地区对此虫进行初步观察,结果整理于下。
Gonocephalum bilineatum (Walk.) Is one of the major underground pests in dryland in the southeast coast of Fujian Province, also known as the iron nematode or bamboo rootworm. Dieting is very complicated, almost all kinds of dry land crops, with barley, wheat, the most affected, peanuts, sweet potatoes, followed by wheat seedling wilt died. 1951 Huian County Chengguan McKee have caused the loss of broken 垅 lack of seedlings. In the past, the habits and methods of prevention and treatment of this insect are rare. From 1959 to 1960, we conducted a preliminary observation of this pest in Jinjiang area. The results were compiled below.