FIELD: agriculture.
SUBSTANCE: mixer-spreader of mineral fertilizers contains a bunker mounted on a chassis, consisting of compartments formed by partitions with metering devices, a conveyor and a double-disc spreader, and the bunker is made with two longitudinal compartments and a W-shaped cross section, the compartments are equipped with conveying augers with adjustable rotation frequency from hydraulic rotators hydraulic systems of the tractor, the planes of the discs rotating to their center are installed with a vertical offset to a height equal to the height of the blades, and the discs are driven from the PTO of the tractor through bevel gearboxes.
EFFECT: invention allows improving the uniformity of fertilization.
1 cl, 2 dwg
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