论文部分内容阅读
秋季是蔬菜多种害虫集中发生危害的时期,生产上应根据蔬菜布局和害虫发生情况科学开展防治,减少农药残留。当前在田蔬菜主要有花椰菜、甘蓝、大白菜、小白菜、萝卜、番茄、黄瓜、辣椒、豇豆、莴苣等,田间发生的害虫主要是斜纹夜蛾、甜菜夜蛾、菜青虫、小菜蛾、黄曲条跳甲、美洲斑潜蝇、
Autumn vegetables are a variety of pests focus on the occurrence of a period of harm, the production should be based on the layout of vegetables and the occurrence of pests to carry out scientific and scientific control to reduce pesticide residues. At present, the main vegetables in the field are broccoli, cabbage, Chinese cabbage, Chinese cabbage, radish, tomato, cucumber, peppers, cowpea, lettuce, etc. The main pests occurring in the field are Spodoptera exigua, Pieris rapae, Plutella xylostella, Striped beetles, Liriomyza sativae,