The invention relates to N-(tetrazole-5-yl)- and N-(triazole-5-yl)aryl carboxamide derivatives of the general formula (I) as herbicides. In said formula (I), V, X, and Z represent groups such as hydrogen, and organic groups such as alkyl, and other groups such as halogens. A represents a tetrazole or triazole group. W represents CY or N.Se describen derivados de N-(tetrazol-5-il)- y N-(triazol-5-il)arilcarboxamida de la fórmula general (I) como herbicidas. (ver Fórmula) En esta fórmula (I), V, X y Z representan radicales tales como hidrógeno, radicales orgánicos tales como alquilo, y otros radicales tales como halógeno. A representa un radical tetrazol o triazol. W es CY o N.