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通过对密山地区春小麦害虫及天敌种类的调查，已了解到为害春小麦根部的害虫有５种；茎、叶部害虫有２４种；穗部害虫有７种；分属１０目２０科，天敌昆虫１４种。
Based on the investigation of spring wheat pests and natural enemies in Mishan area, it has been found that there are 5 species of pests that damage the roots of spring wheat, 24 species of stem and leaf pests, 7 species of spike pests, 10 species of 10 orders and 20 families of natural enemies 14 species.