蔬菜是人们生活中最重要的副食品之一。十字花科蔬菜（包括大白菜、小白菜、甘蓝、花椰菜、萝卜、雪里蕻等）种类繁多，营养丰富，全年都有种植，能随时有鲜嫩蔬菜供应市场，但由于十字花科蔬菜大多柔嫩多汁、叶绿油亮，致使害虫为害猖獗，因此，合理使用农药防治十字花科蔬菜 Vegetables are one of the most important groceries in people’s lives. Cruciferous vegetables (including Chinese cabbage, Chinese cabbage, cabbage, cauliflower, radish, shrimps, etc.) a wide range of nutritious, year-round planting, ready to have fresh vegetables supply market, but mostly cruciferous vegetables and more flexible Juice, bright green leaves, resulting in rampant pests, therefore, the rational use of pesticides to control cruciferous vegetables