The application belongs to the technical field of pesticides, and discloses a kind of fungicidal composition containing bromonitril and purposes thereof, the fungicidal composition contains
active ingredient A and
active ingredient B, the
active ingredient A is bromonitril, the active ingredient B is selected from any one of
fluazinam,
isopyrazam or carboxin, and the
mass ratio of the active ingredient A to the active ingredient B is 1:35-35:1.The fungicidal composition has
high activity on diseases on various crops, has significant synergistic effect, is superior to
single agent in terms of quick-acting property and persistence, simultaneously reduces the use amount of
pesticide in agricultural production, reduces
pesticide residues in agricultural products, delays the generation of
pathogenic bacteria resistance, and is beneficial to the comprehensive management of agricultural diseases.