PROBLEM TO BE SOLVED: To provide a dissemination roll capable of spaced-planting seeds accurately.SOLUTION: In a dissemination roll 14, such a plurality of approximately conical recesses 30 that paddy rice seeds can enter the surface of an approximately cylindrical trunk are arranged at prescribed intervals in the circumferential direction, and the plurality of recesses 30 are arranged dispersedly with respect to the axial direction (X-axis direction) of the trunk of the dissemination roll.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2018,JPO&INPIT【課題】精度よく種子を点播することが可能な播種ロールを提供する。【解決手段】播種ロール14において、略円柱状の胴部の表面に水稲種子が入り込むことが可能な略円錐形状の複数の凹部30が周方向に所定間隔で配置されており、複数の凹部30は、播種ロールの胴部の軸方向(X軸方向)に関して分散して配置されている。【選択図】図3
