The invention relates to fungicidal mixtures containing in the form of active components 1) 5-methyl-7-amino-triazolopyrimidine of formula (I), wherein R.sup.1 is alkyl, halogenalkyl, alkenyl or cyclopentyl, R.sup.2 is hydrogen or alkyl, R.sup.1 and R.sup.2 together with the nitrogen atom to which they are bound may form a piperidinyl cycle substitutable by a methyl group, L.sup.1 is fluorine or chlorine, L.sup.2, L.sup.3 are independently from each other hydrogen, fluorine or chlorine and 2) at least one type of active substance selected from groups A) azoles, B) strobilurins, C) acyl alanines, D) amine derivatives, E) anilinopyrimidines; F) dicarboximides; G) cinnamic acid amides and analogues thereof, H) antibiotics, K) dithiocarbamates, L) heterocyclic compounds, M) sulphur and copper fungicides, N) nitrophenyl derivatives, O) phenylpyrroles, P) sulfenic acid derivatives, Q) other fungicides and R) growth retardants according to the descriptions, wherein said mixtures contain the compounds in a synergically efficient amount. Novel triazolopyrimidines, methods for controlling pathogenic fungi using the mixtures of the compound (1) with active substances of the groups A) and R), the use the compounds (I) with the active substances of the groups A) and R) for producing said mixtures and agents containing said mixtures are also disclosed.