PROBLEM TO BE SOLVED: To provide a novel technology for efficiently controlling pest difficult to be controlled or impossible to be controlled by prior art.SOLUTION: There is provided a pest controlling composition by combining one or more kinds of compound selected from N-(3-chloro-1-(pyridyl-3-yl)-1H-pyrazole-4-yl)-N-ethyl-3-((3,3,3-trifluoropropyl)thio)propanamide or N-(3-chloro-1-(pyridyl-3-yl)-1H-pyrazole-4-yl)-N-ethyl-3-((3,3,3-trifluoropropyl)sulphinyl)propanamide and an active ingredient A. The active ingredient A is thiazinyl, flubendiamide or the like.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】従来技術では防除困難な又は防除不可能な有害生物を効率的に防除するための新たな技術を提供すること。【解決手段】N-(3-クロロ-1-(ピリジル-3-イル)-1H-ピラゾール-4-イル)-N-エチル-3-((3,3,3-トリフルオロプロピル)チオ)プロパンアミドまたはN-(3-クロロ-1-(ピリジル-3-イル)-1H-ピラゾール-4-イル)-N-エチル-3-((3,3,3-トリフルオロプロピル)スルフィニル)プロパンアミドと有効成分Aから選択される1種又は2種以上の化合物を組み合わせる有害生物防除組成物。有効成分Aは、チアジニル、フルベンジアミドなど。【選択図】なし