After igniting mosquito-repellent incense, hang on wormy plant, plastic film seals reoccupy plant and flowerpot, after 1 hour, all aphid, red spider, powdery cootie is eliminated completely.

• 将蚊香点燃后挂于有虫的植株上，再用塑料膜封住植株及花盆，1小时后，所有的蚜虫，红蜘蛛，粉虱全被消灭。