The present invention relates to active compound combinations, in particular within a fungicide composition, which comprises (A) 2,6-dichloro-N-[3-chloro-5-(trifluoromethyl)-2-pyridylmethyl]benzamide (CAS-No 239110-15-7, common name fluopicolide) of formula (I) and a further fungicidally active compound (B). Moreover, the invention relates to a method for curatively or preventively combating undesirable microorganisms of plants or crops, to the use of a combination according to the invention for the treatment of seed, to a method for protecting a seed and not at least to the treated seed.