一、应用防虫网在果园和菜园里覆盖防虫网,具有以下作用:①有效防止害虫危害作物;②缓解暴雨、冰雹对作物的冲击,减少作物机械损伤,降低作物病害的发生;③调节棚内气温和地温,创造适宜作物生长的温度条件;④降低作物生长期内化学农药的施用量。二、间作套种利用各类作物的互补作用进行合理搭配、间套,可以防病驱虫。例如:番茄和韭菜混种,可防治番茄 First, the application of insect net In the orchard and vegetable garden to cover the insect net, has the following effects: ① effectively prevent pests harm crops; ② ease the heavy rain, hail impact on crops and reduce crop mechanical damage and reduce the occurrence of crop diseases; ③ regulation shed Temperature and geothermal to create suitable temperature conditions for crop growth; ④ reduce the amount of chemical pesticides applied during crop growth. Second, intercropping Intercropping the use of various types of crops with a reasonable match, intercropping, anti-disease insecticide. For example: tomato and leek mixed, can control tomatoes