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由于害虫抗药性和新农药合成的难度越来越大等原因,近年来国际上混配农药发展甚快,如美、日等国混剂品种占每年新农药的70%左右。我国亦有一定发展。
Due to the pest resistance and the difficulty of new pesticide synthesis, the mixed pesticides in the international community have developed rapidly in recent years. For example, the mixed varieties in the United States, Japan and other countries account for about 70% of the annual new pesticides. Our country also has certain development.