Disinfection preparation and method for preventing and controlling rust rot

The invention discloses a disinfection preparation and a method for preventing and controlling rust rot, and relates to the field of rust rot prevention and control. The method comprises a rust rot prevention method and a rust rot control method; the rust rot prevention method adopts soil disinfection and bed surface disinfection, and achieves efficient prevention by combining with field management measures; and the rust rot control method adopts a formula bactericide for disease area treatment, and achieves field soil loosening by combining with efficient control. The disinfection preparationand the method have the following advantages: the bactericide formula is formed by mixing a biological bactericide and a chemical bactericide, the formula is novel, a traditional chemical bactericideformula is replaced, the purpose of reducing the use amount of the chemical pesticide is achieved, and the prevention and treatment effect is efficient; the adopted bactericides are low-toxicity andlow-residue bactericides, s