危害韭菜的虫害最重的是韭蛆。据调查，该害虫对韭菜生产每年均造成不同程度的产量损失，为此，介绍该虫的发生与防治，供种植者参考。一、危害症状韭蛆又名地蛆、根蛆，危害韭菜的蛆主要是双翅目迟眼蕈蚊的幼虫。全国各地均有发生。除韭菜外，也危害葱、蒜等。幼虫群集在... Harm chives most pests is leek maggots. According to the survey, the pests on leek production caused by varying degrees of annual yield loss, therefore, the incidence of pests and control introduced for the grower reference. First, the harmful symptoms Leek maggot, also known as maggots, root maggots, maggots endangering leeks are mainly larvae of the dipteran gnat mosquito. All over the country have occurred. In addition to leeks, but also endanger onion, garlic and so on. Larva cluster in ...