The present invention relates to a composition comprising components (A) and (B) as active ingredients, wherein component (A) comprises a
Streptomyces chrestomyceticus and component (B) is a compound selected from the group consisting of prothioconazole, difenoconazole, mefentrifluconazole,
hexaconazole,
propiconazole, bromuconazole, fenpropidin, spiroxamine, isoprothiolane, pydiflumetofen,
benzovindiflupyr, isoflucypram,
isopyrazam,
fluxapyroxad, cyprodinil,
azoxystrobin, pyraclostrobin, metyltetraprole, proquinazid, tricyclazole, florylpicoxamid, fenpicoxamid, N-(2,4-dimethyl-1-phenylpentan-2- yl)-8-fluoroquinoline-3-
carboxamide, ipflufenoquin, quinofumelin,
zinc thiazole, folpet,
chlorothalonil, acibenzolar-S-methyl, fosetyl-
aluminium, oxolinic acid, anisiflupurin, inpyrfluxam,
metalaxyl,
metalaxyl-M, triticonazole, penthiopyrad, sedaxane, thiabendazole,
imidacloprid,
thiamethoxam,
fludioxonil, fluoxastrobin, silthiofam, chlorantraniliprole, ethaboxam, ipconazole,
cyantraniliprole,
oxathiapiprolin,
fluopyram, picarbutrazox, cyclobutrifluram, isocycloseram, and fluoxapiprolin. The invention further relates to a method of controlling or preventing phytopathogenic diseases, preferably phytopathogenic fungi, on a
plant or on
plant propagation material and / or on harvested food crops, which comprises applying to the
plant, on
plant propagation material, the locus thereof, and / or on harvested food crops the composition according to the present invention.