菜蛾的发生与防治□邢作山杜荣轩蒋日山菜蛾属鳞翅目菜蛾科，别名小菜蛾、方块蛾、小青虫、两头尖，为世界性害虫，我国南北均有分布。主要为害甘蓝、花椰菜、芥菜、油菜、芜菁、萝卜等十字花科蔬菜，还可为害葱、番茄、姜、马铃薯等。一、为害特点初龄幼虫潜入上下表皮之... Occurrence and control of diamondback moth □ Xing Zushan Du Rongxuan Jiang Rishan Plutella Lepidoptera Plutellae, also known as diamondback moth, square moth, small caterpillars, two sharp, as a world pest, North and South China are distributed. The main damage cabbage, broccoli, mustard, rape, turnips, radish and other cruciferous vegetables, but also harmful onions, tomatoes, ginger, potatoes and so on. First, the damage characteristics of the first instar larvae sneak into the upper and lower epidermis ...