DEVICE FOR SUBSURFACE TILLAGE IN GARDEN INTER-ROW SPACING Russian patent published in 2014 - IPC A01B49/04 A01C23/02 

FIELD: agriculture.

SUBSTANCE: device comprises a frame with systems of hinging and adjusting the depth of processing, working elements. The working elements are made in the form of chisel and hingedly fixed A-hoes on the racks. The device has pipeline connected to each other of feeding the fertiliser with check valves, a manifold, a dispenser with the container. The container is connected with the compressor of the tractor and has a pressure reducing valve. The upper part of the chisel is formed wavelike with the channels inside having outlet to the vertex of each wave, at that the fastening of the working element to the frame is made with the ability to move, and in the lower part of the rack the channel is made connected to the channel of the chisel and through the pipeline to the check valve - the compressor and dispenser with the container.

EFFECT: reduction of energy intensity of the process, reduction of fertiliser application rates and improvement of quality of soil treatment.

3 dwg