Fungicidal mixtures comprising metalaxyl-r.

A method of combating phytopathogenic diseases on crop plants which comprises applying to the crop plants or the locus thereof being infected with phytopathogenic fungi an effective amount of a combination of a first component I metalaxyl having an enantiomer content R of more than 70% by weight in association with a compound II N- (3?- (1?-chloro-3-methyl-2?- oxopentan)) - 3, 5-dichloro-4-methylbenzamide, wherein the