Its special biologic activation to the eggs and the larvae of Diptera(Liriomyza trifoui, Hylemyia spp.) can cause the form distortion of larvae, Thus preventing their normal pupating.

• 它具有强内吸作用，对双翅目昆虫（如潜蝇、瘿蚊、食蚜蝇、根蛆等）的卵及幼虫有特殊生物活性，可使幼虫在形态上发生畸变，不能正常化蛹。