FUNGICIDAL COMPOSITIIONS COPRISING PYRIDINE DERIVATIVES AS ACTIVE INGREDIENT AND PROCESS FOR PRODUCING THE ACTIVE INGREDIENT

The invention concerns new pyridine derivatives of the formula I wherein X signifies a group (a) or (b) and R1, R2, R3, R4 and R5 have the significances given in the description, and their N-oxides, N-amino salts, copper complexes and acid addition salts, processes for the manufacture of these subst...

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Hauptverfasser: ISENRING,HANS PETER,CH, ZIEGLER,HUGO,CH, ZEHNDER,BEAT,CH
Format: Patent
Sprache:eng
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Zusammenfassung:The invention concerns new pyridine derivatives of the formula I wherein X signifies a group (a) or (b) and R1, R2, R3, R4 and R5 have the significances given in the description, and their N-oxides, N-amino salts, copper complexes and acid addition salts, processes for the manufacture of these substances, fungicidal compositions which contain these substances as the active ingredient and the use of such substances and compositions for the control of fungi in agriculture and in horticulture.