Provided is a harmful arthropods controlling composition comprising spirotetramat and one or more sheath blight controlling compound selected from Group (A).Gropu (A) : consisting of flutolanil, pencycuron, furametpyr and validarycin A.一種有害節肢動物防治組成物,係含有賜派滅(spirotetramat)與由群(A)所選的1種以上的紋枯病防治化合物。群(A):福多寧(flutolanil)、賓克隆(pencycuron)、福拉比(furametpyr)及維利黴素A(validamycin A)所成之群。