fungicidal compositions. The present invention relates to a method of controlling plant pathogenic diseases in useful plants or their propagation material, which comprises applying a combination of components (a) and (b) to the useful plants, their site or their propagation material. in a synergistically effective amount wherein component (a) is a compound of formula (i) compound of formula (i) wherein r is hydrogen or methoxy； q is R1 is hydrogen, halogen or C1-6 alkyl； R2 is hydrogen, halogen, C1-6 alkyl, C1-2-C6 alkenyl, C3-6 C6 alkynyl, C3-6 C 3-6 cycloalkyl-alkynyl, halophenoxy, halophenyl-C 3-6 C-alkynyl, C (C 1-4 C-4 alkyl) = non-C 1-1 C 1-4 alkyl, C 1-1 -C 6 haloalkyl, C 1-1 C 6 haloalkoxy, C 2-6 C 6 haloalkyl, or C 2-6 C 6 haloalkenyloxy ； R3 is hydrogen, halogen, C1-6 alkyl； r ~ 4 ~, r ~ 5 ~, and r ~ 6 ~, independently of each other, are hydrogen, halogen or <；sym>； r ~ 7 ~； provided that at least one of r ~ 4, r ~ 5 ~ and r ~ 6 ~ is other than hydrogen； R 7 is hydrogen, C 1-6 alkyl, C 1-6 haloalkyl or C 1-4 alkoxyalkyl； and R8 is hydrogen or methoxy； and agriculturally acceptable salts / isomers / structural isomers / stereoisomers / diastereoisomers / enantiomers / tautomers and n-oxides of such compounds； and component (b) is a compound selected from known compounds for their fungicidal and / or insecticidal activity, is particularly effective in controlling or preventing useful plant fungal diseases.composições fungicidas. a presente invenção refere-se a um método de controle de doenças fitopatogênicas em plantas úteis ou em seu material de propagação, que compreende aplicas nas plantas úteis, em seu local ou seu material de propagação uma combinação de componentes (a) e (b), em uma quantidade sinergicamente eficaz, em que o componente (a) é um composto da fórmula (i) composto da fórmula (i) em que r é hidrogênio ou metóxi； q é r~ 1~ é hidrogênio, halogênio ou c~ 1~-c~ 6~alquila； r~ 2~ é hidrogênio, halogênio, c~ 1~- c~ 6~alquila, c~ 2~-c~ 6~alceni
