蔬菜地膜覆盖栽培,如果除草剂选择不当,极易对蔬菜造成药害,使杂草产生抗药性,使菜农蒙受经济损失, 加大杂草防治难度。因此,蔬菜地膜覆盖栽培,恰当选用除草剂至关重要。一、除草剂的选择与使用 1、十字花科蔬菜十字花科蔬菜,如大白菜、甘蓝等,可选用的除草剂有:33%除草通乳油,每667平方米用量为100～150毫升; Vegetable mulching cultivation, if the improper selection of herbicides can easily cause phytotoxicity on vegetables, weeds produce resistance, so that farmers suffer economic losses, increase the difficulty of weed control. Therefore, the cultivation of vegetable mulch, the proper selection of herbicides is essential. First, the choice and use of herbicides 1, cruciferous vegetables Cruciferous vegetables, such as Chinese cabbage, cabbage, etc., optional herbicides are: 33% Weed control through the EC, the amount of each of 667 square meters for the 100 to 150 ml;