Paddy field weeding for unattended operation boat, suspended solids recovery for unattended operation boat and paddy weeding method

摘要

An object of the present invention is a technique for the weeding of paddy fields by using the unattended operation boat, to provide a paddy field weeding for unattended operation boat, etc. with excellent control of the change of direction. In unattended operation boat traveling on the water surface of A paddy field, and the boat body having a bow and stern, and the rudder to the direction change the boat body that has been placed in the stern near, and the propulsion device, so that it is grounded on the ground of paddy anda herbicidal instruments which are suspended in the herbicidal instrument, fixed in a position where the bow side than the center of gravity position before mounting the herbicidal instrument when it is viewed from, preferably is fixed to the bow near. .BACKGROUND