▎ 摘　　要

NOVELTY - Composition comprises 60-90 wt.% difenoconazole, 10-40 wt.% umbelliferone and 0.1-10 wt.% graphene oxide. USE - The composition is useful for preparing fungicide for preventing and controlling strawberry gray mold during strawberry flowering and fruiting period (claimed). ADVANTAGE - The composition: exhibits synergistic effect; can be used as sterilizing agent; can reduce the use of difenoconazole; and slows down and/or prevents the resistance of strawberry gray mold pathogen to difenoconazole.The compostion has enviornmental friendly effect