PROBLEM TO BE SOLVED: To provide a bactericide composition for agricultural and horticultural use that has a wide sterilization spectrum on various plant diseases, and shows excellent controlling effect at a low dosage.SOLUTION: A bactericide composition for agricultural and horticultural use comprises N-(3,4-difluoro biphenyl-2-yl)-3-(trifluoromethyl) pyrazine-2-carboxamide and {6-{[(Z)-(1-methyl-1H-5-tetrazolyl) phenyl methylene]aminooxymethyl}-2-pyridyl}carbamic acid tert-butyl as an active ingredient.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】種々の植物病害に対して広い殺菌スペクトラムを有し、低薬量で優れた防除効果を示す農園芸用殺菌剤組成物を提供する。【解決手段】N-(3’,4’-ジフルオロビフェニル-2-イル)-3-(トリフルオロメチル)ピラジン-2-カルボキサミドと{6-{[(Z)-(1-メチル-1H-5-テトラゾリル)フェニルメチレン]アミノオキシメチル}-2-ピリジル}カルバミン酸tert-ブチルとを有効成分として含有する農園芸用殺菌剤組成物。【選択図】なし