ogenated heterocyclic compoundWherein each symbol is as described in the specification, or a salt thereof.. . 04/16/1520150105253N-(tetrazol-5-yl)- and n-(triazol-5-yl)arylcarboxamide salts and use thereof as herbicidesIn this formula (i), w, x, z and r represent radicals such as hydrogen, organic radicals such as alkyl, and other radicals such as halogen.