Fungicidal alkyl-substituted 2[2-chloro-4-(4-chioro-phenoxy)-phenyl]-1[1,2,4]triazol-1-yl-ethanol compounds

A method for combating phytopathogenic fungi comprising treating the fungi or the materials, plants, the soil or seeds to be protected against fungal attack with an effective amount of a composition comprising a compound of the formula I

• wherein:
• R1 is selected from the group consisting of C2-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C3-C8-cycloalkyl, C3-C8-cycloalkyl-C1-C4-alkyl;
• wherein the aliphatic groups R1 are unsubstituted or carry 1, 2, 3 or 4 CN substituents;
• wherein the cycloalkyl moieties of R1 are unsubstituted or carry 1, 2, 3 or up to the maximum number of identical or different groups Rb which independently of one another are selected from:
• Rb is selected from the group consisting of halogen, CN, nitro, C1-C4-alkyl, C1-C4-alkoxy, C1-C4-halogenalkyl and C1-C4-halogenalkoxy;
• or an N-oxide or an agriculturally acceptable salt thereof.