Sterilization composition containing prothioconazole and fenoxanil and application thereof

The invention discloses a sterilization composition containing prothioconazole and fenoxanil and an application thereof. The sterilization composition takes prothioconazole and fenoxanil as main effective ingredients. The sterilization composition can be applied to prevention and treatment of diseases of grains, fruit trees and vegetables, has a relatively high synergetic effect, can be used for overcoming and retarding drug resistance of bacteria with high sterilization speed and long duration, and reducing application cost, and has a prevention and treatment effect remarkably superior to that of a single preparation. The sterilization composition can be used for preventing and treating fungous diseases of crops, especially powdery mildew, banded sclerotial blight, fusarium wilt, leaf spot, rust disease, sclerotinia sclerotiorum, net blotch, scald, botrytis, black spot, brown blotch, black shank and smut, and has an effect better than that of a single preparation.