The present invention relates to hydroximoyl-heterocycle derivatives of formula (I)wherein T represents a substituted or non-substituted heterocyclyl group, Q represents a carbo or heterocyclic group, A represent a carbo or heterocyclic group or a carbo or hetero-polycylic group, and L1 represents various linking groups, their process of preparation, intermediate compounds for their preparation, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions.