The bulbous crop harvester according to an embodiment of the present invention includes a frame having a rear facing the front of the traveling machine so as to be provided in the front of the traveling machine: provided at the front of the frame and entering the ground at a predetermined depth from the ground. A mining unit that moves forward and backward according to the movement of the traveling machine and mines bulbous crops; A link unit having one end attached to or detached from the travel unit to couple or separate the frame to the travel unit, and forming at least one hinge connection such that the height of the mining unit is variable; A transfer unit provided at the rear of the mining unit and transferring the bulbous crops to the rear according to the rotation; And a driving unit provided in the frame and transmitting a rotational force to the transfer unit so that the transfer unit is rotated.
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