Microbial culture dish

The utility model relates to the technical field of microorganism culture, and discloses a microorganism culture dish which comprises a dish body and a top cover capable of covering the top of the dish body, a rotating shaft is fixed in the middle of the top of the top cover, and the top of the rotating shaft is rotatably connected with a rotating piece; an air hole is formed in the top cover, anannular baffle strip capable of sealing the air hole in a contact manner is arranged on one side, close to the top cover, of the rotating piece, and the annular baffle strip is made of a medical silica gel material; a notch is formed in the annular blocking strip, and a through hole is formed in the position, corresponding to the notch, of the rotating piece. The air holes are formed in the top cover of the culture dish, the through holes and the annular baffle bars with the notches are arranged on the rotating sheet, and the opening and closing of the air holes are realized by twisting the rotating sheet, so that the