斜纹夜蛾属鳞翅目、夜蛾科，是一种杂食性、暴食性的食叶害虫，常间歇性大爆发。能取食蔬菜和烟草等99科290多种植物，在大田栽培作物中，主要危害芋、莲藕、烟草、甘薯和花生等；而在蔬菜中，以十字花科蔬菜危害最重。幼虫取食叶片，也危害花果及嫩技，高龄幼虫取食量大，虫口 Spodoptera is a Lepidoptera, Noctuidae, is a omnivorous, binge eating leaf pests, often intermittent outbreak. Can eat more than 290 species of vegetables and tobacco and more than 290 kinds of plants in the field of cultivated crops, the main hazards taro, lotus root, tobacco, sweet potato and peanut, etc .; in vegetables, the most harmful to cruciferous vegetables. Larvae feeding on the leaves, but also endanger the fruits and tender technology, feeding larvae, larvae