BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floating crop planting apparatus, and more particularly, to a new crop planting apparatus capable of growing plants in a floating state in water. A crop cultivation apparatus according to the present invention includes a styrofoam buoyancy body in which a plurality of styrofoam plates are stacked alternately so as to provide buoyancy; A concrete layer positioned on the surface of the styrofoam buoyant; A soil layer positioned on the concrete layer; And a metal case surrounding the styrofoam plate, the concrete layer and the side surfaces of the soil layer.
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