control unit for an agricultural machine with a eingabeeinrichtung comprehensively and indicating device, the at least one agricultural field to work on display, with the eingabeeinrichtung and the indicating device in a touch sensitive screen and the control unit are integrated so trained and / or is configuredat least a section of the incoming field marked by touch and this area capacity can be assigned, and the area of the indicating device can be displayed, and a corresponding method.
