The present invention relates to hydroximoyl-tetrazole derivatives of formula(I) wherein T represent a tetrazolyl substituent, A represents a carbo- or heterocycle,L and L represent various linking groups and Q representsa 5-membered heterocycle, their process of preparation, their use as fungicideactive agents, particularly in the form of fungicide compositions, and methodsfor the control of phytopathogenic fungi, notably of plants, using these compoundsor compositions.