In order to determine the factors of decay and sourness fig fruits, in summer 2016-17, 60 leaf, fruit stem samples from different regions Tehran, Varamin (Qal'e No), Mazandaran (Amol, Noor Sari), Lorestan Iran a branch sample Italy were collected. We obtained 30 isolates sample. The pathogenicity confirmed by artificially inoculation using fruits. They also characterized based on key ph...