FIELD: biotechnology.
SUBSTANCE: invention represents a method of plant disease control, which involves application of isofetamid or its salt as component (a) and at least one component (b), selected from a group comprising a nonionic surfactant, an anionic surfactant, a cationic surfactant, vegetable oil, paraffin and resin, on plants or on soil, in which they grow.
EFFECT: invention allows achieving stable strong effect of combating powdery mildew and spot of cucumber.
19 cl, 12 tbl, 7 ex
