PROBLEM TO BE SOLVED: To provide novel control means of leaf blotch for stable production of cereal and a method therefor, to solve the problem in which there are a small number of control agents for leaf blotch, among cereal diseases, and their effects are insufficient.SOLUTION: According to a method, a bactericide composition containing (1) fluoroimide and azole bactericides, (2) an amine bactericide, (3) a QoI agent, (4) an SDHI agent, (5) an anilino pyrimidine bactericide, or (6) at least one compound selected from other bactericides as active ingredients, is applied to cereal, the soil around cultivated cereal, or their seeds, at an effective dosage.SELECTED DRAWING: None【課題】穀類における病害のうち、葉枯病に対する防除剤は数が少なく、また十分な効果を示さないことから、穀類の安定生産のための新規な葉枯病の防除手段及びその方法。【解決手段】フルオルイミド（Ｆｌｕｏｒｏｉｍｉｄｅ）及びアゾール系殺菌剤、（２）アミン系殺菌剤、（３）ＱｏＩ剤、（４）ＳＤＨＩ剤、 （５）アニリノピリミジン系殺菌剤、又は （６）その他の殺菌剤から選ばれる１種以上の化合物とを有効成分として含有する殺菌剤組成物を穀類、穀類が栽培されている周辺土壌、又はこれらの種子に、効果的な薬量を処理する方法。【選択図】なし
