FIELD: chemistry.
SUBSTANCE: invention relates to agriculture. The fungicidal composition contains synergetically effective amounts of (a) an amide derivative of a carboxylic acid of formula 
or salt thereof, where B is a heterocyclic group which can be substituted with Y; each of R1 and R2, which are independent of each other, is C1-12 alkyl; X is halogen, C1-12 alkyl or C1-12 alkoxy; Y is halogen, C1-12 alkyl or C1-12 halogen alkyl; and n is an integer from 0 to 5. The compound of formula (I) is at least one compound selected from a group consisting of N-[(3',4'-dichloro-1,1-dimethyl)phenacyl]-3-methyl-2-thiophene carboxamide, N-[[2'-methyl-4'-(2-propyloxy)-1,1-dimethyl]phenacyl]-3-fluoromethyl-2-pyridine carboxamide, N- [[2'-methyl-4'-(2-propyloxy)-1,1-dimethyl]phenacyl]-3-methyl-2-thiophene carboxamide, N-[[4'-(2-propyloxy)-1,1-dimethyl]phenacyl]-3-trifluoromethyl-2-pyridine carboxamide, N-[[4'-(2-propyloxy)-1,1-dimethyl]phenacyl]-3-methyl-2-thiophene carboxamide and N- [[4'-(2-pentyloxy)-1,1-dimethyl]phenacyl]-3-trifluoromethyl-2-pyridine carboxamide; and (b) at least one fungicidal compound selected from a group consisting of triflumizole, myclobutanil, cyproconazole, tebuconazole, hexaconazole, N-propyl-N-[2-(2,4,6-trichlorophenoxy)ethyl]imidazole-1-carboxamide, metconazole, epoxiconazole, prothioconazole, difenoconazole, tetraconazole, oxpoconazole fumarate, tricyclazole, cyazofamid, hymexazol, mepanipyrim, pyrimethanil, cyprodinil, ferimzone, 5-chloro-7-(4-methylpiperidin-1-yl)-6-(2,4,6-trifluorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidine, azoxystrobin, kresoxim-methyl, metominostrobin, trifloxystrobin, picoxystrobin, dimoxystrobin, pyraclostrobin, captan, folpet, fluazinam, potassium bicarbonate, sulphur, mancozeb, chlorothalonil, procymidone, iprodione, spiroxamine, fludioxonyl, metrafenone, fenpropidin, meptyldinocap, fenpropimorph, dimethomorph, cymoxanil, potassium phosphite, fosetyl-A1, tolclofos-methyl, flutolanil, penthiopyrad, boscalid, N-(3',4'-dichloro-5-fluorobiphenyl-2-yl)-3-(difluoromethyl)-1-methylpyrazole-4-carboxamide, N- [2-[3-chloro-5-(trifluoromethyl)-2-pyridyl]ethyl]-α,α,α-trifluoro-o-toluamide, a mixture of 2 sin-isomers of 3-(difluoromethyl)-1-methyl-N-[(1RS,4SR,9RS)-1,2,3,4-tetrahydro-9-isopropyl-1,4-methanonaphthalen-5-yl]pyrazole-4-carboxamide and 2 anti-isomers of 3-(difluoromethyl)-1-methyl-N-[(1RS,4SR,9SR)-1,2,3,4-tetrahydro-9-isopropyl-1,4-methanonaphthalen-5-yl]pyrazole-4-carboxamide, silthiofam, fenhexamid, quinoxyfen, copper oxychloride, copper (II) hydroxide, oxine-copper, thiophanate-methyl, pyribencarb, propamocarb hydrochloride, polyoxines, kasugamycin, iminoctadine, cyflufenamid, 2,3-dimethyl-6-tert-butyl-8-fluoro-4-acetylcholine, 2-(2-fluoro-5-(trifluoromethyl)phenylthio)-2-(3-(2-methoxyphenyl)thiazolidin-2-ylidene)acetonitrile, proquinazid, 4-(2,3,4-trimethoxy-6-methylbenzoyl)-2,5-dichloro-3-trifluoromethylpyridine, 4-(2,3,4-trimethoxy-6-methylbenzoyl)-2-chloro-3-trifluoromethyl-5-methoxypyridine, 3-(2,3,4-trimethoxy-6-methylbenzoyl)-5-bromo-4-chloro-2-methoxypyridine and 3-(2,3,4-trimethoxy-6-methylbenzoyl)-5-chloro-2-methoxy-4-methylpyridine. The composition is used against harmful fungi.
EFFECT: invention increases treatment efficiency.
12 cl, 3 ex
