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防治作物病虫害,人们首先会想到用农药。其实,在农田中间种一些特定植物,同样可起到防治病虫的作用,并可减少农药对环境的污染。
Prevention and control of crop pests and diseases, people will first think of pesticides. In fact, planting some specific plants in the middle of farmlands can also play a role in preventing and controlling pests and diseases, and can reduce the pollution of pesticides to the environment.