The invention relates to 5 phenyl substituted N (tetrazol 5 yl) aryl carboxylic acid amides and N (triazol 5 yl) aryl carboxylic acid amides of general formula (I) as herbicides. In said formula (I) W X Y Z and R stand for groups such as hydrogen organic groups such as alkyl and other groups such as halogen. A and B stand for N and CY.