Fungicide with interphastic and apoplastic action to combat diseases due to pathogens of the group of Oomycetes (downy mildews) and ascomycetes (mildews). To prevent the appearance of resistance of pathogens in the formulation should be alternated with fungicides of other groups and not applied continuously more than 2 times. The maximum dose per 100 liters of spray. liquid to be applied with the smallest volume of spray. liquid so as not to exceed the maximum dose per acre. The dose is proportional to the infestation pressure. The smallest intervals should be applied in cases of high risk of occurrence of the infestation.