| 摘要 |
PURPOSE: A ventilating device of a cultivating container for mushroom spawn intended to prevent the early growth of mushrooms by installation of a supporting plate at the upper part of a vent hole to income air is provided. Therefore, it prevents bacteria and foreign materials from incoming and increases the propagation of spawn as well as preventing the death of the spawn. CONSTITUTION: A tubular-type vent hole(13) in which an air filtering material(15) is filled and several blow holes(11) are perforated is formed at the lower part of the center part of a protruded edge(14), a supporting plate(16) is constructed at several supporting rods of the upper part of the vent hole and a cover(20) is fastened to a lid of the supporting plate. |
