Device and method for clearing trees/bushes and tilling soil

Cutter device including a frame and a cutter drum coupled to said frame and having cutter blades which work soil and wood material, comprising

• a displaceable tamping drum,
• a tamping drum frame on which said tamping drum is mounted for rotation,
• first displacement means for displacing said tamping drum frame and therefore said tamping drum rotatably mounted thereto relative to said frame of the cutter device,
• a felling arm arranged above said tamping drum and coupled to said frame of the cutter device, and
• second displacement means for displacing said felling arm, said second displacement means comprising an actuator coupled to said felling arm and displacing said felling arm outward from said frame of the cutter device to tilt wood material in a path of the cutter device to a suitable angle of inlet into engagement with said tamping drum, said tamping drum pressing the wood material against a ground surface such that the wood material enters into contact with said cutter blades of said cutter drum.