The present invention relates to a medicament for spraying pesticide, which is connected to a spraying device for spraying pesticide on a crop to be cultivated mounted on a house constructed in a house, and a medicament cover which is connected to the support device connected to the spray device When the spraying apparatus is moved so that the wire is not hooked on a wire such as a wire connected to the heat-insulating cover opening / closing device provided in the house, the camber prevents the camber from being caught by the camber cover or the camber is prevented from being caught by the camber cover. The auxiliary support is mounted on a support member connected to a spray device which reciprocates on a rail inside the house. The support bar is hooked on a line connecting the heat-insulating cover during the spraying of the chemical solution, Direction, so that when spraying the pesticide, Air necessary to relate to the pharmacy and pharmacy that offers the cover jeothim function to prevent spray device is not jam in the line.
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