FIELD: agricultural engineering, in particular, tillage equipment.
SUBSTANCE: combined tillage tool has tiller rotor and housing with sides. U-shaped flat knife with cutting edge at its front part is located between tiller rotor and housing. Horizontal part of knife cutting edge is positioned under lower point of tiller rotor at a distance of 5-10 mm below said point. Sides of U-shaped knife are made S-shaped, and each of sides is equipped with soil deviating device formed as oblique positioned plate. Housing is detachably secured to sides of U-shaped knife and has in its lower part horizontally oriented wing.
EFFECT: improved quality of cutting of licorice root black head.
2 cl, 2 dwg
