System for recycling wastewater resulting form the washing and rinsing proces sof a dishwasher, expecially for reuse in said process and for irrigation of plants, and process for the use of said system

A system for recycling waste water form the washing and rinsing process of a dishwasher is described, said dishwasher having at least one washing cycle and at least one rinsing cycle, the system comprising: a plant irrigation system; a first reservoir, adapted to receive and contain liquid drained from the dishwasher as a result of said washing and rinsing cycles; a second reservoir adapted to receive and contain a liquid; a first filter adapted to contain a liquid coming from said reservoir; a biological filter adapted to further filter the liquid coming from said first filter, said biological filter being adapted to transform an organic component of the liquid received from said first filter into an inorganic component comprising nutrition substances for said plants.