To provide an agricultural working vehicle with which an excellent tilling operation can be readily carried out by a rotary implement without causing an untilled soil, etc.
In this agricultural working vehicle which is equipped with a direction sensor 29 for detecting the direction of the body of the working vehicle and a GPS receiver 20 for recognizing the traveling position of the body and travels the body of the working vehicle by itself on the basis of the direction sensor 29 and the GPS receiver 20, the working vehicle is furnished with an implement rise and fall position sensor 28a for memorizing the lowering action of the rotary implement 12 to be attached to the body of the working vehicle and the target tilling start position of the implement 12 is made in coincident with the end position of the lowering action.
YAMAGUCHI YUJI
SHIROMIZU TAKAYUKI
YANMAR CO LTD