The present invention provides a composition for controlling pests. For pests, it is used by mixing other agents in dicloromezotiaz, and it can certainly show a controlling effect on a wide range of pests at a low dose. By providing a composition for controlling pests, the composition contains dichlorotez and at least one of other pesticide compounds as an active ingredient.本發明提供一種有害生物防治用組成物，其對於有害生物，透過在二氯泰兹(dicloromezotiaz)混用其它藥劑而使用，會對廣泛的有害生物以較低藥量確實地顯示防治效果。透過提供一種有害生物防治用組成物，其含有二氯泰兹，與其它農藥化合物的至少1種作為有效成分。
