Mud removal device of crop.

Problem to be solved. To provide a mud removal device of crops that can reduce the carrying-around and prevent efficiency of conveyance from being decreased, in the mud removal of crops such as taro easily causing clogging on condition of much mixture of mud and clod. Solution. The mud removal device of crops A includes a spiral board 10, a columnar screen drum 12 comprising multiple thin lines 11 for covering an outer circumference of the spiral board 10, and a drive mechanism for rotating the spiral board 10 and the screen drum 12. The mud removal device is provided in which the crops A added from one end 12a of the screen drum 12 is conveyed to the other end 12b of the screen drum 12 by the rotation of the spiral board 10, and the mud removal of the crops A is performed by making undesired matter such...