A composition for controlling plant diseases, containing a pyridazine compound represented by Formula (I) and one or more compounds selected from a group (A), exhibits an excellent control effect against plant diseases. The present invent ion provides a composition for controlling plant diseases, containing the pyridazine compound represented by Formula (I) and one or more compounds selected from a group (A), and a method for controlling plant diseases, including a step of applying an effective amount of the pyridazine compound represented by Formula (I) and one or more compounds selected from a group (A) to a plant or soil for cultivating a plant.
Group (A): a group consisting of metalaxyl, mefenoxam (metalaxyl-M), benalaxyl, and kiralaxyl (benalaxyl-M).
[In the formula, R
1
represents a chlorine atom, a bromine atom, a cyano group, or a methyl group, and R
2
represents a hydrogen atom or a fluorine atom.]
一种用于控制植物疾病的组合物,包含一种由公式(I)表示的
吡嗪化合物和从A组中选择的一种或多种化合物,对植物疾病具有出色的控制效果。本发明提供了一种用于控制植物疾病的组合物,包含由公式(I)表示的
吡嗪化合物和从A组中选择的一种或多种化合物,以及一种用于控制植物疾病的方法,包括将有效量的由公式(I)表示的
吡嗪化合物和从A组中选择的一种或多种化合物应用于植物或用于种植植物的土壤的步骤。A组:由
金属醇、美芬洛沙(
金属醇-M)、苯氧醇和基拉醇(苯氧醇-M)组成的一组。[在公式中,R1表示
氯原子、
溴原子、
氰基或甲基,R2表示氢原子或
氟原子]。