PROBLEM TO BE SOLVED: To provide a composition exhibiting excellent controlling effect on pest.SOLUTION: A pest controlling composition containing a tetrazolinone compound represented by the formula (1) and one or more kind of component selected from Group A to Group F exhibits excellent controlling effect on pest. In the formula (1), R1 represents a C6 to C16 aryl group which may have a halogen atom, or the like, R2 and R3 represent each a hydrogen atom or the like, R4 and R5 represent each a hydrogen atom, a halogen atom or a C1 to C3 alkyl group, R6 represents a C1 to C6 alkyl group or the like, R7, R8 and R9 represent each a hydrogen atom or the like, X represents an oxygen atom or a sulfur atom. Group A: Bactericide. Group B: insecticide and acaricide. Group C: herbicide. Group D: chemical injury reducer. Group E: plant growth regulator. Group F: microorganism material.COPYRIGHT: (C)2015,JPO&INPIT【課題】有害生物に対する優れた防除効果を示す組成物を提供すること。【解決手段】式(1)で示されるテトラゾリノン化合物と、群A乃至群Fより選ばれる1種以上の成分とを含有する有害生物防除組成物は、有害生物に対する優れた防除効果を示す。〔式中、R1は、ハロゲン原子を有していてもよいC6-C16アリール基等を表し;R2、R3、R4及びR5は各々、水素原子等を表し;は各々、水素原子、ハロゲン原子又はC1-C3アルキル基を表し;R6は、C1-C6アルキル基等を表し;R7,R8及びR9は各々水素原子等を表し;Xは、酸素原子又は硫黄原子を表す。〕群A;殺菌剤、群B;殺虫剤、殺ダニ剤、群C;除草剤、群D;薬害軽減剤、群E;植物成長調整剤、群F;微生物資材【選択図】なし
