PROBLEM TO BE SOLVED: To provide a pest control composition having excellent pest control effect.SOLUTION: A pest control composition comprises a compound represented by formula (1) or an N oxide compound thereof, and at least one compound selected from group (a) an insecticide such as cypermethrin and imidacloprid or group (b) a bactericide such as azaconazole and boscalid, where A is N or a CR; R1 is alkyl, alkenyl or the like; R2 and R3 independently represent H, C1-C6 alkyl substituted/unsubstituted with a halogen atom, C2-C6 alkoxycarbonyl, cyano or a halogen atom; Ris halogen and alkyl; Ris halogen and alkyl, phenyl or the like; Ris H or halogen.SELECTED DRAWING: None【課題】有害生物に対する優れた防除効力を有する有害生物防除組成物の提供。【解決手段】式(1)で示される化合物又はそのNオキシド化合物と、群(a)シペルメトリン、イミダクロプリド、等の殺虫剤又は群(b)アザコナゾール、ボスカリド等の殺菌剤より選ばれる1種以上の化合物とを含有する有害生物防除組成物。[AはN又はCR6;R1はアルキル、アルケニル等;R2及びR3は夫々独立にH、ハロゲン原子で置換/非置換のC1-C6アルキル、C2-C6アルコキシカルボニル、シアノ又はハロゲン原子;R4はハロゲンでアルキル;R5はハロゲンでアルキル、フェニル等;R6はH又はハロゲン]【選択図】なし