Derivatives of phenyl(thio)urea and phenyl(thio)carbamate fungicides

Compounds of general formula (I) and salts thereof: (See formula) wherein: - W represents O or S; - Y represents a radical -NR 1 R 2, -OR 3 or -SR 3; - R 0 represents an alkyl radical or hydrogen atom; - R 1 and R 2, which may be identical or different, represent an alkyl or acyl radical, may be substituted each with an alkoxy; or the hydrogen atom; or narrative, -OR a wherein R a and R b, which may be identical or different. They represent an alkyl, acyl or carbocycle. They may be substituted each; - R 3 represents an alkyl or acyl radical, may be substituted each with an alkoxy; or the hydrogen atom; - R 1 and R 2 or R 1 and R 0 or R 3 and R 0 or R a and R b, taken together with the atoms connecting them, they can form a ring, optionally substituted, forming the set then an carbiciclilo or heterocyclyl group ; - R 4 represents an alkyl radical which may be substituted with a hydrogen atom; - R 5 represents an alkyl or acyl radical, may be substituted each; or the hydrogen atom; - R 6 represents a phenyl radical or an aromatic heterocyclyl radical; - A represents -O- or -S-.