Chrysodaceae natural enemy insect adult feeding and egg collecting device and using method thereof

The invention discloses a chrysopa natural enemy adult insect feeding and egg collecting device and a using method thereof.The chrysopa natural enemy adult insect feeding and egg collecting device comprises an egg laying column structure, an egg laying column lifting structure, a lighting device, an isolation plate, an egg recycling device and an equipment shell, and a chrysopa natural enemy adult insect feeding cavity is formed in the equipment shell; the isolation plate is installed on the lower portion of the equipment shell and seals the lower end opening of the feeding cavity, the egg laying column lifting structure is installed on the equipment shell, the egg recycling device comprises a liquid container and a filter screen, the liquid container is located below the isolation plate and can contain clear water or a solution, and the filter screen can be installed in the liquid container; water absorption materials are fixed to each spawning column at intervals, and the spawning columns are located in the