An active composition comprising (A) at least one derivative of formula (I) ** Formula ** in which T represents an oxygen or sulfur atom and X is selected from the list of 2-isopropyl, 2-cyclopropyl, 2-tert-butyl, 5-chloro-2-ethyl, 5-chloro-2-isopropyl, 2-ethyl-5-fluorine, 5-fluoro-2-isopropyl, 2-cyclopropyl-5-fluorine, 2-cyclopentyl- 5-fluorine, 2-fluoro-6-isopropyl, 2-ethyl-5-methyl, 2-isopropyl-5-methyl, 2-cyclopropyl-5-methyl, 2-tert-butyl-5-methyl, 5-chloro-2- (trifluoromethyl), 5-methyl-2-1 (trifluoromethyl), 2-chloro-6- (trifluoromethyl), 3-chloro-2-fluoro-6- (trifluoromethyl) and 2-ethyl-4,5-dimethyl, or an agrochemically acceptable salt thereof, and (B) at least one additional active fungicidal compound B selected from the L3 group consisting of: (b27) 3- (4,4-difluoro-3,3-dimethyl-3,4-dihydroisoquinolin -1-yl) quinoline； (b29) 3- (difluoromethyl) -N-methoxy-1-methyl-N- [1- (2,4,6-trichlorophenyl) propan-2-yl] -1 H -pyrazol-4-carboxamide； (b39) N- (4-chloro-2,6-difluorophenyl) -4- (2-chloro-4-fluorophenyl) -1,3-dimethyl-1 H -pyrazol-5-amine； (b40) 2- [4- (4-chlorophenoxy) -2- (trifluoromethyl) phenyl] -1- (1H-1,2,4-triazol-1-yl) propan-2-ol； (b41) 2- [4- (4-chlorophenoxy) -2- (trifluoromethyl) phenyl] -1- (1H-1,2,4-triazol-1-yl) butan-2-ol； (b45) 9-fluoro-2,2-dimethyl-5- (quinolin-3-yl) -2,3-dihydro-1,4-benzoxazepine； (b46) 2- {2-fluoro-6 - [(8-fluoro-2-methylquinolin-3-yl) oxy] phenyl} propan-2-ol； (b47) 2- {2 - [(7,8-difluoro-2-methylquinolin-3-yl) oxy] -6-fluorophenyl} propan-2-ol.Una composición activa que comprende (A) al menos un derivado de fórmula (I)**Fórmula** en la que T representa un átomo de oxígeno o de azufre y X se selecciona entre la lista de 2-isopropilo, 2- ciclopropilo, 2-terc-butilo, 5-cloro-2-etilo, 5-cloro-2-isopropilo, 2-etil-5-flúor, 5-fluoro-2-isopropilo, 2-ciclopropil-5- flúor, 2-ciclopentil-5-flúor, 2-fluoro-6-isopropilo, 2-etil-5-metilo, 2-isopropil-5-metilo, 2-ciclopropil-5-metilo, 2-tercbutil- 5-metilo, 5-cloro-2-(trifluoromet
