PROBLEM TO BE SOLVED: To provide a rice transplanter enabling turning of a machine body without necessitating handling of a transplanting device and continuing a series of operations when the machine comes to a turning point in reciprocating paddy field-traveling work.SOLUTION: The rice transplanter is provided with the machine body turning and traveling in a paddy field according to the detection of a turning operation, a transplanting device supported as capable of going up and down relative to the machine body and performing a transplanting work at a working position, and a controller controlling each of the lifting up and down of the transplanting device, transplanting operation and quitting the transplanting operation, wherein the controller is set to perform turn-linking control to control a series of operations such as quitting of advance of the machine body at a brink of furrow, lifting up the transplanting device to a non-operating position, and descending the transplanting device according to the detection of turning operation of the travelling machine body to the operating position in back-turning in which machine body retreats and turns, and transplanting operation.COPYRIGHT: (C)2010,JPO&INPIT【課題】 圃場の往復作業走行の折返し部に来た際に、植付部の取扱いを要することなく機体を旋回することができるとともに、一連の動作を継続することが可能となる田植機を提供することにある。【解決手段】 旋回操作の検出に応じて圃場を旋回走行しうる機体と、この機体に対して昇降可能に支持されてその作業位置まで下降して植付作業をする植付部と、この植付部の上昇、下降、植付稼動、植付停止の各動作を制御する制御部とを備えた田植機において、上記制御部は、畦際まで前進して停車し、植付部を非作業位置に上昇し、後退して旋回するバック旋回時に、機体走行中の旋回操作の検出に応じて作業位置への下降、植付稼動までの一連の動作を制御する旋回連動制御を行う構成とした。【選択図】 図7
