All-northern brown lacewing egg collecting and hatching device, square storage basket and breeding cabinet

The utility model provides an all-northern brown lacewing egg collecting and hatching device, a square storage basket and a breeding cabinet, the all-northern brown lacewing egg collecting and hatching device comprises a square cage body, the two opposite side faces of the square cage body are each provided with an upper opening and a lower opening, and the middle of one side face is provided with a middle inserting groove; an upper drawer is arranged in an upper opening of the square cage body, a lower drawer is arranged in a lower opening of the square cage body, and a spacer is arranged in the middle slot; after the isolation piece is inserted into the deepest part in the square cage body, the interior of the square cage body can be divided into two parts which are not communicated with each other; the upper drawer and the lower drawer are symmetrically arranged, and a cotton oviposition pad is arranged in the lower drawer; mutually matched vent holes are formed in the top surface of the upper drawer, the