Irrigation system for rapid breeding of nursery stocks

The utility model relates to the technical field of nursery stock irrigation, in particular to an irrigation system for rapid breeding of nursery stocks. During irrigation, water pumped from a river channel can be filtered, a spray head is prevented from being blocked, the working efficiency is improved, and therefore the practicability is enhanced; comprising a water pump, an irrigation system body, a workbench and a filtering mechanism, the filtering mechanism is installed on the workbench, and the water pump and an irrigation system are connected with the filtering mechanism; the filtering mechanism comprises an upper filtering box, a filtering net, four sets of connecting rods, a water conveying pipe, a lower filtering box, filtering cotton and a water outlet pipe, an upper filtering cavity is formed in the upper filtering box, an inlet-outlet is formed in the top of the upper filtering cavity in a penetrating mode, and a box cover is arranged at the top of the inlet-outlet in a sealed mode; the input end