Novel Pleurotus tuber-regium cultivation bag

The utility model discloses a novel Pleurotus tuber-regium cultivation bag which comprises a bag body, a telescopic inner ring and a buckle cover, the telescopic inner ring comprises two side plates which are the same in shape and are symmetrically arranged, the two sides of the two side plates are connected through telescopic frames, rubber strips are arranged on the outer sides of the side plates, a bag opening of the bag body is bonded with the side plates, and the buckle cover is arranged on the bag body. When the two telescopic frames completely retract, the telescopic inner ring is in a retracted state, a clamping groove matched with the telescopic inner ring in the retracted state is formed in the lower portion of the buckle cover, buckles are hinged to the two ends of the buckle cover, the buckle cover is buckled with the telescopic inner ring through the buckles, and an air vent is formed in the middle of the buckle cover. According to the utility model, the telescopic inner ring is matched with the