实践证明，蔬菜实行间作、套种或合理配种，可起到驱虫的作用，大大减少虫害对蔬菜的危害。　　青椒和大蒜间作。由于大蒜有一种特殊气味，能使危害青椒的害虫闻之即逃，使青椒免受病虫危害，提高青椒的产量和品质。　　番茄和甘蓝套种。因番茄的叶子散发的气味可使危害甘蓝的? Practice has proved that the practice of intercropping vegetables, intercropping or rational breeding, can play a role in deworming, greatly reducing pests on the vegetable hazards. Green pepper and garlic intercropping. Because garlic has a special smell, pests that can endanger green peppers can be found in flight, so that green peppers can be protected from pests and diseases and the yield and quality of green peppers can be improved. Tomato and cabbage intercropping. Due to the smell of the leaves of tomato can harm the cabbage?