This pest control composition which contains a compound represented by formula (1) or an N-oxide thereof and one or more compounds selected from the group consisting of pyrethrin, allethrin, prallethrin, imiprothrin, resmethrin, tetramethrin, phenothrin, cyphenothrin, flumethrin, metofluthrin, transfluthrin, profluthrin, dimefluthrin, empenthrin, furamethrin and the like has an excellent controlling effect on pests.含有說明書中所定義之式(1)所示之化合物,或其N-氧化物,與選自由除蟲菊酯、丙烯菊酯、炔丙菊酯、炔咪菊酯、苄呋菊酯、胺菊酯、苯醚菊酯、苯醚氰菊酯、氟氯苯菊酯(Flumethrin)、甲氧苄氟菊酯、四氟苯菊酯(transfluthrin)、氟菊酯、四氟甲醚菊酯、烯炔菊酯、炔糠菊酯等所構成之群中之1種以上之化合物之有害生物防除組成物,係具有對於有害生物優異之防除效力。
