PROBLEM TO BE SOLVED: To provide a pest-controlling composition exhibiting excellent controlling potency against a pest.SOLUTION: The pest-controlling composition includes an ester compound represented by formula (I) and an ester compound represented by formula (II) as active ingredients.COPYRIGHT: (C)2012,JPO&INPIT【課題】有害生物に対して優れた防除効力を有する有害生物防除組成物を提供する。【解決手段】式(I)で示されるエステル化合物と、式(II)で示されるエステル化合物とを有効成分として含有する有害生物防除組成物。【選択図】なし