An agricultural work machine , preferably for soil cultivation and/or for sowing, the agricultural work machine comprising at least: - a machine frame with at least one carrier mounted thereon so as to be height-adjustable and/or angle-adjustable by means of an adjustment mechanism , wherein the adjustment mechanism has a motorised adjustment device for position change of the carrier , and wherein at least one tool unit is mounted to the carrier , of which tool unit the contact pressure on the ground to be worked and/or the working depth (A) is changeable depending on a position of the carrier relative to the machine frame , which position is adjustable by means of the motorised adjustment device of the adjustment mechanism , - a first detection device configured to detect spatial relationships between at least two machine components of the agricultural work machine , which machine components are movable relative to each other, particularly, to detect a deflection and/or an angular position and/or a change in height of the carrier and/or of the tool unit , wherein at least one of the machine components forms a reference component of the agricultural work machine , - a second detection device configured to detect a current distance of the reference component of the agricultural machine from the ground and/or to detect a current angular position in space of the reference component of the agricultural machine , - a signal processing and control device operatively connected to the first detection device and to the second detection device and configured to receive and process measured values from the detection devices , wherein target values, in particular for the working depth (A) and/or the contact pressure, are stored in the signal processing and control device , and wherein the signal processing and control device is configured in such a manner that control signals for the control of the motorised adjustment device of the adjustment mechanism are generatable by the signal processing and control device by means of a comparison of the measured values supplied by the detection devices with the target values. - a machine frame with at least one carrier mounted thereon so as to be height-adjustable and/or angle-adjustable by means of an adjustment mechanism , wherein the adjustment mechanism has a motorised adjustment device for position change of the carrier , and wherein at least one tool unit is mounted to the carrier , of which tool unit the contact pressure on the ground to be worked and/or the working depth (A) is changeable depending on a position of the carrier relative to the machine frame , which position is adjustable by means of the motorised adjustment device of the adjustment mechanism , - a first detection device configured to detect spatial relationships between at least two machine components of the agricultural work machine , which machine components are movable relative to each other, particularly, to detect a deflection and/or an angular position and/or a change in height of the carrier and/or of the tool unit , wherein at least one of the machine components forms a reference component of the agricultural work machine , - a second detection device configured to detect a current distance of the reference component of the agricultural machine from the ground and/or to detect a current angular position in space of the reference component of the agricultural machine , - a signal processing and control device operatively connected to the first detection device and to the second detection device and configured to receive and process measured values from the detection devices , <EOS>