achines for combating erosion, e.g. basin-diggers, furrow-dammers (A01B13/16)

Working element of mole plow // 2614380
FIELD: agriculture.SUBSTANCE: working element of mole plow comprises a vertical knife with a drainer (2), a reamer (3), a horizontal knife (4) attached to the reamer(3) and made in the form of the wings diverging from the reamer (3) . Additional drainers (5) are installed on the wings. The reamer (3), the drainer (2) and additional drainers (5) in cross section formed in a Reuleux triangle, wherein they are oriented upwards by one of the corners in cross-section, and the other two corners of the Reuleux triangle of the reamer (3) and additional drainers (5) are located on the horizontal plane at the same axis with the horizontal knife (4).EFFECT: increased stability of mole drains.2 dwg

ethod for wooded slope erosion protection // 2613371
FIELD: construction.SUBSTANCE: method provides erosion protection of a wooded slope by improving the wooded slope resilience to landslide and erosion wash-out development. At that, the trees on the wooded slope, growing in close proximity (~1-2 m) from the apical and the coastal areas of the landslide and erosion wash-out, a cut off and dumped in the wash-out channel, thus creating permeable dams in the channel by the felled trees. The majority of trees from coastal areas is dumped in the wash-out channel crowns upstream.EFFECT: method allows to increase efficiency of wooded slope erosion protection against landslide processes.2 dwg

Tool for conservation tillage // 2612211
FIELD: agriculture.SUBSTANCE: invention relates to the agricultural machinery industry. The tool for conservation tillage includes a frame with two support wheels on which loosening-clipping feet for continuous shallow tillage are fixed. On the tool frame before the clipping feet, unilateral flat-cutting working bodies with mouldboard surfaces are mounted on the vertical axis at an angle to the tool longitudinal axis. The working bodies have the ability to rotate in the horizontal plane. The upper layer of the soil with stubble is trimmed in strips and the cropped soil and stubble mass is moved in order to create anti-erosion links constantly uphill, in strips of the stubble left on the field surface.EFFECT: invention provides the fertile topsoil thickness alignment on the treated surface of sloping lands and improving their erosion sustainability.2 dwg

ethod of multilayer peat mat making // 2601043
FIELD: technological processes.SUBSTANCE: invention relates to production of artificial coatings which are intended for multipurpose use, mainly for protection of upper soil layer from erosion, protection and reinforcement of ground embankments and slopes layers, ground landslides, recovery of vegetable layer at reclamation, creation of fertile soil layer, cleaning soil from oil and oil products, creation of deep mat on livestock farms and poultry farms with floor poultry keeping. Method involves making a mat with higher moisture-retaining capacity, which is a multilayer structure. Design of mat is made of water-retaining filler layers in form of peat arranged between layers of decomposable nonwoven fabrics from natural fibres and attached to them. When making mat first placed is non-woven material first layer (2), then by means of batching unit (3) filler (4) layer equal to 8-12 mm is uniformly dispersed on the first layer (2). Then above filler (4) second layer (6) of non-woven fabrics is placed and using needle-punching head (7) attachment of first layer (2) with second layer (6) by means of needles (8) with jags is performed. Then loose materials second batching unit (9) uniformly scatters filler layer (10) with thickness of 10 mm over the second layer (6), at which the third layer (12) of non-woven material is arranged. Then using next needle-punching head (13) the third non-woven material layer (12) is connected with second layer (6), without affecting the first layer (2) by needles (8). Number of layers depends on the set task, but not less than three. At least in one filler layer an additional component is introduced. Additional component is represented by soil mixture with seeds of plants or natural or artificial adsorbent selected depending on performance of mat respectively as bio-mat or adsorbing mat function.EFFECT: such technology allows to increase strength of connection between all layers of mat with expansion of functionality and reliability.4 cl, 1 dwg

Land clearer // 2591130
FIELD: agriculture.SUBSTANCE: invention relates to agricultural machine building, particularly to tillage tools. Land clearer comprises suspension device pivotally connected central and side sections of frame, support wheels and mechanisms for side sections switching from working position and back. On frames there are flat cutting rippers consisting of middle blade with cutting edge in form of logarithmic curve, left and right cantilever-fixed blades with cutting edges, continuing outlines of logarithmic curve of middle blade. Flat cutting rippers are attached to frame by means of two spring posts with arrangement on three sections of frame in staggered order. At arrangement lengthwise distance between vertices of log curves centers of middle cutting blades of first and second rows equals to half-width of subsurface plough grip. Side sections of frame have four turn limiters in crosswise-vertical plane in form of flanges mounted on side sections frame beams with one hole for fixation of side sections removable pins under frame of central section in working position. Ends of hinge joints of transverse beams side sections have dampers, which during lowering are arranged in clearances above frame of central section.EFFECT: such design solution provides higher efficiency of weed elimination, fineness of soil for stub land during cultivation, preservation of structure of surface layer at wind erosion and soil moisture, as well as reduced traction resistance.1 cl, 3 dwg

Combined disc harrow // 2588541
FIELD: agriculture; machine building.SUBSTANCE: invention relates to agricultural machine building, particularly to tillage machines. Combined disc harrow comprises a frame with connecting device and placed on frame boxes for ballast, rows of spherical discs with posts mounted on frame cross beams and chisel plows. Chisel plows are arranged behind front row of discs, have inclined buried part towards longitudinal axis of harrow and are fixed on extreme harrow frame beams. Buried part of post is arranged on trace of front disc. Front rib of inclined part of chisel plows is deviated from its vertical part by an angle 40°±5°. Height of inclined part of post of chisel plow is greater than maximum treatment depth. Bending line of post is arranged at an angle 60°±5° to vertical.EFFECT: such design solution provides for stable operation of harrow depth without driving, as well as prevention of erosion on slopes or formation of stagnant pools in marsh on flat fields.3 cl, 3 dwg

ethod for controlling soil erosion on slopes // 2578530
FIELD: agriculture.SUBSTANCE: invention can be used when protecting slopes against water erosion. Method involves creation of parallel earth rollers coated with polymer across the slope. Then ridge of rollers is levelled and spreading of 0.20-0.25 metre gravel layer is performed, which is covered with water-permeable geo-textile with density 200-250 g/m2.EFFECT: method provides higher reliability of slope protection against water erosion.1 cl, 1 dwg
Agro-biological method of phytomelioration of degraded lands with use of calligonum cuttings (calligonum aphyllum) and device of roll windbreak row // 2576062
FIELD: agriculture.SUBSTANCE: method comprises planting Calligonum aphyllum, Forage kochia and Siberian wheatgrass. And the large-sized cuttings of Calligonum aphyllum are planted along the axes of the belts. The treatment of soil-ground is carried out at a depth of 35-40 cm with belt width of 1.4 m, and the distance between the axes of belts is 5 m. After that, to protect the cuttings of Calligonum from the sand filling the roll windbreak rows are used, made of common reed-grass, laid on the soil surface along the rows of Calligonum and fixed from wind drift with wire pins.EFFECT: method enables to increase the efficiency of phyto-reclamation works carried out with the use of roll windbreak rows of common reed-grass on open sandy areas.

ethod of growing field-protective forestations on slopes // 2569961
FIELD: agriculture.SUBSTANCE: method comprises planting forestations consisting of alternating rows of trees and shrubs placed across the main direction of slopes or on terrain horizontals. When planting forestations from the southern and western borders of the fields and further within the field itself the forest belts are formed in an amount of not more than 2-3 rows in each of them, and when planting forestations from the northern and eastern external borders of the fields the forest belts are formed in an amount of at least 5 rows in each of them. And when planting the forest belts within a field on the north side of the slope the frequency of their placement is reduced compared to the southern slope of not less than twice, taking the width of the inter-belt space as fold of the width of the passage of tillage and harvesting machinery. And the planting the forest belts along the internal borders of the fields is carried out from the eastern or northern side of the field or country roads.EFFECT: method enables to create a uniform snow cover in winter, provides a uniform physical ripening of soil in spring, creation of conditions for the formation of ecological corridors and zoocenoses, reduction of wastage of seedlings and seeds of trees.2 dwg

ethod of conservation treatment of soil and disc harrow for its implementation // 2567008
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture, in particular to methods and devices for soil treatment. The method comprises loosening the soil with cutting of discontinuous furrows along the movement, with jumpers along their length. Loosening is performed with alternating bands with maintenance of plant residues on the field surface and bands with plant residues embedded in the soil. The depth of discontinuous furrows is made of no less than 10 cm. On the sides of the jumpers the wells are formed. The length of the furrow portion bounded with the jumpers is greater than the jumper length at least three times. The width of the subsurface loosened band is 0.25÷0.8 m and is greater than the width of the furrow. The total band width with embedded plant residues and placed on it discontinuous furrow and wells does not exceed 0.4 m. The harrow comprises rows of disc working bodies. The discs of the following row are placed in the row-spacing of the previous row discs. The disc working bodies are designed as double disc sections, the vertical axis of rotation of the section and the shaft axis with discs lie in one plane. The double disc sections are provided with needle and spherical discs. The spherical discs of the rear row of sections are made with a cutout in the sector of 50÷90° to the depth of 0.4÷0.6 the radius R of the disc, the rear row sections in width of the harrow are biased towards the sphere concavity of the discs of the previous row by the value not exceeding the width of the spherical disc with a cutout facing with the concavity to the spherical disc of the previous row adjacent along the movement.EFFECT: such technology and constructive implementation enable to prevent soil erosion by reducing runoff, and to ensure the accumulation of moisture in the soil layer.4 cl, 5 dwg

ethod of protecting gullies against erosion with surface runoff // 2564163
FIELD: agriculture.SUBSTANCE: method comprises placement on top 1 of the feed tray 2 connected with the outlet portion to the upper part of the well 4. The discharge trays 8, 9, 10 are mounted close and sequentially to the well 4, with the chambers 11, 12, 13 decreasing in height towards the bottom of the gully. The lower part of the well 4 and the mounted energy damping elements, made in the form of chambers 11, 12, 13, are embedded in the permeable layer 18. In the lower parts of the well 4 and the chambers 11, 12, 13 the perforation 20 is made. The discharge tray 8 is provided with a slotted hole 14 coinciding with the mark of the bottom of the discharge tray 8. Through slotted hole 14 the well 4 is communicated to the discharge tray 8 along the flow stream. The upper part of the wall 5 of the well 4 is provided with a visor 7 additionally bent toward the feed tray 2. The wall of the discharge tray 8 is provided with openings for the inlet tubes 16. In the well 4 and the discharge chambers 11, 12, 13 the grating 17 is mounted, having longitudinal slots towards the stream flow in front of discharge trays 8, 9, 10. The wall of the last discharge tray 10 is connected to a polyethylene tube 23 made perforated in its end portion, and entered to the protective pad 26 in the bottom of the gully, made of stamped rubble.EFFECT: increased degree of energy dissipation of discharge stream and reduced distribution of the wave flow, which increases the reliability and lifetime of the structure of the water-collecting device to protect the gully against erosion.1 dwg

ethod of anti-erosion protection of relief on polders for growing herbs // 2563146
FIELD: agriculture.SUBSTANCE: method comprises the discharge of water from the polder area, which is divided into strip bands with the width of 50-60 metres. Along the river the open discharge collectors 2 are placed with direct slope between the strip bands. For better surface runoff and discharge from soil depth of water the collectors 2 are made with the profile of trapezoidal cross-section with the large base upwards. The top of the edge of the collectors 2 remains with the width of 1.0 m, along its length shrub plantings are placed. The discharge of groundwaters from strip bands is carried out through the smooth slopes of the collectors 2 with their simultaneous self-cleaning from accumulated soil. The edges of the strip bands are made with the duo-pitch profile in the form of smooth slopes of the open discharge collectors 2 with a positive slope angle parallel to the river flow. On the borders of the strip bands, namely the edges of the collector with the width of 1.0 m, the soil-protection shrub plantings are planted. The collectors 2 are connected to the accumulating open discharge channel 3 with a slope down to the river in the direction away from the accumulation places of drainage water in a place where there is no its impact on the flooding of the collectors. At the end of the discharge channel 3 the reinforcing structures 4 are arranged. In discharging the excess water of perched water in flooding the areas the shrub plantings enable to discharge water with streams into the collectors, and the positive slope angle of the collectors in parallel to the river flow enables to clean effectively with the water flow of the collector cavity.EFFECT: this technology enables to perform removal of excess surface water and gravitational water from the soil layer depth, to align the fertility of hayfields - pasture lands between the open discharge collectors, to create powerful herbage and to provide expanded reproduction of fertility and to increase yields of herbs grown on polders undergoing prolonged flooding.3 cl, 3 dwg

ethod of erosion-preventive protection of slopes // 2559398
FIELD: agriculture.SUBSTANCE: on a slope, across the surface drain along a curved line, all points of which have one and the same height above the initial level surface, slots are cut with the help of a lever spade. After introduction of the implement into soil, the slot is expanded, afterwards with the help of a return spring the implement is removed from soil and moved to another working position. At the same time rods of the implement have a tee cross section reducing to the end. The inner space of slots is filled with filtering material, such as sand.EFFECT: method makes it possible to increase efficiency of erosion-preventive protection of slopes and reduce physical load.5 cl, 5 dwg

Wide-cut multi-functional tillage unit // 2556147
FIELD: agriculture.SUBSTANCE: wide-cut multi-functional tillage unit comprises a frame (1) with a trailer (2). The frame (1) rests on two air castors (3) and comprises in the rear part a medium movable spragger (4), the rotation of which is carried out by the hydraulic cylinders (5). At the ends of the medium movable spragger (4) the joints in the form of crosspieces (6) are mounted with the lateral movable spraggers (7) fastened on them, with the working transport wheels (8). On the medium movable spragger (4) and on the lateral movable spraggers (7) the sections (41) of removable tillage working bodies are mounted. The sections (41) are mounted with overlapping on the front of neighbouring sections (41) by means of pairs of parallelogram mechanisms, the pairs of longitudinal bars (25) and the pairs of coupling collars and thus the sections (41) mounted on the edges of the lateral movable spraggers (7) are mounted behind them in the course of motion and overlap the wheels (8) in front. The sections (41) are mounted at an angle between the course of motion and with the perpendiculars to their axes. The sections (41) may be made in the form of screw rollers or disc hoes, or disc shallow ploughs. The ends of the lateral movable spraggers (7) are connected to the front part of the frame (1) by the extensions (10). The extensions (10) comprise front short (11) parts and rear long parts. The rear parts are connected with one ends to the slidably mounted on the frame (1) U-shaped drive lugs (22), and the other ends - movably on the ends of the lateral movable spraggers (7). The lower pairs of the planks of the pairs of the parallelogram mechanisms are equipped at the rear part with a system of openings with pin-retainers, and in the front upper part - the restrictive slots with restriction axes, in the front lower part there are brackets with the holes with the fingers mounted in them by pins. The springs are fixed with the second ends to the adjusting screws mounted in the brackets of the fixed longitudinal beams. On the second ends of pairs of planks of the pairs of the parallelogram mechanisms the pairs of movable longitudinal beams are mounted, one of which has one opening for mounting the removable sections (41), and on the second longitudinal beam there is a system of openings that enables to change the angle α from 10° to 35° with the interval of 3-5°.EFFECT: provision of compacting the soil in the area of the seed location, tillage depth adjustment, and enhanced functional capabilities.13 dwg
ethod of culture of spring sown cereal at erosion dangerous, dry slopes // 2551980
FIELD: agriculture.SUBSTANCE: method includes main treatment of soil transverse to slope, and seeding. In spring upon soil physical readiness grains are spreaded over its surface, rolled using smooth rolls, and overall spraying of soil surface is performed in amount 200-250 l/ha with the following composition, %wt: chalk - 5-6, ammonium nitrate - 3-4, organic glue - 2-3, water - rest.EFFECT: reduced water erosion of soil by decreasing of number of treatments resulting in soil decompression, and increased moisture provision and crops.2 tbl

Paraplough-aerator of stony soils // 2551153
FIELD: agriculture.SUBSTANCE: paraplough-aerator comprises a frame, a suction pipe with a safety spring, and a paraplough. The paraplough is rigidly attached to the suction pipe. The pipe at the lower part of the horizontal plane the spring with the stops is attached. The spring with the stops has the ability of stretching, compression and bending in the course of work and in deformation to saturate the soil with air by sucking air from the suction pipe.EFFECT: device enables to increase water-permeability of soil, to saturate the soil with air, which thereby increases the crop yield.1 dwg

Tool for intermittent furrowing-paraploughing // 2544924
FIELD: agriculture.SUBSTANCE: tool comprises a vertical rack, the mouldboards. The lower part of the rack is made pointed at the bottom and in front. The mouldboards are rigidly connected to the mounting assembly. The lower part of the rack is designed as an A-hoe with the mouldboards for furrow-formation. The rear part of the rack is attached to the paraplough with the brackets, formed as a disc blade. The disc blade consists of two truncated cones mounted opposing. The installation height of the brackets of the paraplough is adjustable. The vertical rack, adjustable in height, is mounted on the frame having two support wheels. The wheels are mounted on the cranked shaft axes hingedly on the frame. The cranked shaft axes are connected to the frame by hydraulic cylinders controlled by the hydraulic distribution valves, which are connected to the hydraulic system of the tractor. On the support wheels the ledges-switches are mounted of the hydraulic distribution valves, and on the cranked shaft axis - the levers-switches of oil supply to the hydraulic distribution valves. For aggregation the tool the hitch is provided.EFFECT: such constructive implementation enables to increase the yield of crops by increasing the speed and volume of moisture or livestock waste and reduction of soil erosion.2 dwg

Undercover soil disrupter // 2544622
FIELD: agriculture.SUBSTANCE: undercover soil ripper comprises milling chisel plough knife with a rack (2) and a hollow mole blade. Inside the mole blade on the shaft (6) the thrust bearings (7) are mounted. The shaft (6) is connected through the connecting insert (12) to the soil disrupter (15) in the form of a conical spring. The connecting insert (12) has left-handed threaded recesses. The housing of the hollow mole blade with the thread on both ends is cut horizontally lengthwise in half. The halves (3, 4) of the mole blade are welded to the milling chisel plough and covered by the expansion head (8) and a nut (9) with the sealing ring (10). The side slits of the mole blade housing are sealed with flat gaskets in the form of an I-beam. The spring of the disrupter in the front part is made in the form of a cylinder in the middle part in the form of a cone with the angle of expansion α=15…25°, in the rear part in the form of the rotation paraboloid y=xn, where n=0.5…0.7. The cross-section of the spring in the working part is made in the form of a wedge with an angle of inclination to the axis of the spring wire β=10…20°. The working face of the spring is coated with a layer of wear-resistant material.EFFECT: ensuring quick assembly and disassembly of the mole blade and intensive quality soil crumbling.3 cl, 4 dwg

Device for profiling soil surface and determining direction of flow of atmospheric precipitations in field // 2543813
FIELD: agriculture.SUBSTANCE: device for measuring the soil surface profile and determining the direction of flow of atmospheric precipitations in the field comprises a frame (1) with height-adjustable supports (3) and a mechanic's level (12) mounted on it, a platform (10) movable in a vertical plane. The platform (10) is mounted on the supports (3) of the frame (1) with use of sleeves (2) and connected to the frame (1) of the screw mechanism. The screw mechanism consists of a screw (5) with a handle (6) with a turn counter (7) and the rotation angle of the handle (6), the central retainer nut (8) mounted on the frame (1), the lower nut (9) mounted rigidly on the movable platform (10). In the holes of the platform (10) at equal distances from each other in a two-dimensional grid nodes there are movable probes-rods (11). The probes-rods (11) are made of dielectric material and their upper ends are fixed to abutments-rings (17) made of electrically conductive material.EFFECT: improvement of accuracy of measuring the soil surface profile and determining the direction of flow of atmospheric precipitations in the field.2 cl, 4 dwg

ethod to produce wear-resistant working surface of tillage machine parts of streamline shape // 2539122
FIELD: machine building.SUBSTANCE: wear-resistant adding material is welded up along the working surface of a part with streamline shape, the said material is presented as identical strip sections 2-4 mm thick which are parallel to each other, arranged in staggered order at the right angle to the direction of the part's working surface movement. The length of the strip sections is 5-7 times more than their width, and the distance between them amounts to not more than the width of the welded up strip, and the distance between the adjacent strips is equal to the strip width. The longitudinal symmetry axis of the central welded up strip is placed in the same plane as the symmetry axis of the working surface is, in the movement direction of the latter.EFFECT: invention allows for the decrease of wear rate of base metal in the zone of most intense friction of the part's working surface with streamline shape by means of increasing the degree of deformation and hoeing of the near-surface active soil layer in the movement direction.2 dwg

ethod of restoring productivity of perennial grasses in chestnut soil zone // 2530990
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture, in particular to restoring of the productivity of perennial grasses in the chestnut soil zone. The method comprises chisel ploughing of soil under perennial grasses to the depth of 40 cm. The spacing between the working elements is set in the gap providing first the continuous loosening the soil until appearance of untreated soil surface, equal to the width of capture of one working element.EFFECT: method enables to enhance replenishment of perennial grasses by discontinuous chisel ploughing of soil.2 dwg
ethod of afforestation of slopes // 2527517
FIELD: agriculture.SUBSTANCE: invention relates to forestry, in particular agro-forest amelioration, and can be used for afforestation in arid, for example, chalk slopes having soil cover. The method comprises mapping the reafforesting area, digging trenches in rows across the slope with the depth greater than the soil layer, stacking the excavated soil into the trenches, and the rest of the soil near the trenches down the slope, planting of woody plants. Soil of the slopes and bottom of the dug trenches is compacted. In between the rows a part of the soil layer is cut and the trenches are filled with it to form a roll. The soil remaining in between rows is compacted. The woody plants are planted in spring in the formed roll. The soil in the trenches and the soil between the rows is compacted to a density providing maximum water-holding capacity. The soil in between the rows is compacted during the growing seasons before closing crowns in between the rows.EFFECT: method provides improved survival ability and growth of woody plants by improving their moisture content, nutrient and light regimes.2 tbl

ethod of protection of soil from erosion on slopes in gardens and forest plantations // 2527084
FIELD: agriculture.SUBSTANCE: method comprises sowing of perennial grasses and embedding of the grown mass into the soil. At that sowing with simultaneous fertiliser application is carried out in every third aisle preserving the growing mass during 3 years. Sowing in neighbouring aisles is carried out respectively on the second and third years. Plowing with embedding of the grown mass in the aisle is carried out on the third year after sowing.EFFECT: method enables to provide effective protection of soil from erosion by reduction of effluent and reduction of washout.3 dwg

ethod of basic soil conservation treatment on catena // 2520143
FIELD: agriculture.SUBSTANCE: method comprises ploughing soil as enclosures across the slope to form back ridges and detached intermittent furrows - furrows with jumpers intercepting runoff flow. At that upwards the direct slope having incline not less than 0.015, the width of each previous enclosure Bi is smaller than the width of each subsequent Bi+1, such as Bi-1<Bi<Bi+1, where i is the number of enclosure, growing up the slope, and the width of the ith enclosure is determined by the formula Bi≈B ki, where B is the width of the enclosure that is set from the maximum performance condition of the applicable unit that takes into account the length of the pass, the width of the grip of one plough body, the number of bodies and the minimum turning radius of the unit; ki is the correction factor taking into account inequality of solid and liquid precipitation on the slope and its exposure, absorption and water runoff and defined by the formula ki≈2,3KnKe(е0,1i−0,7е0,06i)[1,4+24(J−0,031)]ln(0,025L), where Kn is the coefficient taking into account the soil dry-weight percentage and equal for light soils Kn=1.0, for medium soils - 0.87 and for heavy - 0.7; Ke is the coefficient taking into account the exposure of the slope and location of the enclosure on the slope: in case of the normal precipitation for the flat surface of 600 mm/yr for the upper and middle parts of the slope at its north and south orientation Ke=0.86; north- west, north- east and south- west Ke=0.88; west Ke=0.9, south-east Ke=0.91 and east Ke=1.0. It is taken into account that under the conditions of Nonchernozem belt the lower part of the slope, as a rule, needs drainage; J is the incline of the slope equal to or greater 0.015, but not greater than 0.05; L is the length of the slope equal to or less than 400 m; n is the number of enclosures on a slope (1≤i≤n) defined by the formula n≈LBKnКe[1,4+24(J−0,031)].EFFECT: method enables to reduce soil washout on the lower parts of the slope, to ensure the termination of planar and linear soil erosion, to increase crop yield on the slope, and to prevent siltation of rivers and water reservoirs.2 dwg, 1 ex

ethod of accumulation moisture in soil and device for its implementation // 2518254
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture. The method comprises subsurface tillage together with cutting slits and formation of cavities. At that the cavities are formed to the depth of 30 to 60 cm due to low-frequency vibrations at a frequency of 1 stroke per second of blade cultivator trapezoidal semi-hoes on the sides of the rack. Sealing of the walls of the cavities is carried out by exposure to high-frequency vibrations with a frequency of 250 Hz by means of roller elements. The device comprises a hinged frame with support wheels and working elements. The boardless working elements are mounted chequerwise and comprise the made C-shaped racks with chisels fixed at the end and at the sides by the blade cultivator trapezoidal semi-hoes. Behind the racks the mole blades are attached, the trapezoidal semi-hoes in front part are pivotally mounted on the axes rigidly fixed on the sides of the rack, and at the rear part they have a kinematic connection to the mechanism of a wobble plate connected in turn to the power takeoff shaft of the power means. The mole blades are made in the form of brackets rigidly attached to the racks, equipped with axes with two pivot roller elements. At that the axis with the rollers is equipped with a vibrator and is mounted with the ability of displacement relative to the bracket.EFFECT: inventions enable to increase the density of the walls of the cavities in the lower part and increase the cross section of the cavity by giving it a rectangular shape.2 cl, 3 dwg

Device for subsoil rotary milling with forced cleaning of mechanical drive and its cutting element from soil // 2517859
FIELD: agriculture.SUBSTANCE: device comprises two rotary milling chisel ploughs located vertically symmetrically along the direction of travel of the device, mechanically connected to a common driver. The rotary milling chisel plough is provided with an annular milling chisel plough. The annular milling chisel plough is provided with outer cutting elements, provided along its outer side at the side surfaces alternately on the left and on the right. In front of the cutting element a container for receiving soil is made. The container for receiving soil is simultaneously a cavity of engagement of the gear drive on the outer side of the annular milling chisel plough. The container for receiving soil of the annular milling chisel plough is provided with a recess on its rear surface formed parallel to the plane of the annular milling chisel plough between the bottom of the container for receiving soil and the cutting element of the annular milling chisel plough. The rear surface in the direction of rotation of the pinion tooth is provided with a projection which width is 20-30% of the width of the pinion tooth, which lateral plane is made in one plane with the lateral surface of the tooth, directed towards the central plane of the pinion.EFFECT: this constructive implementation enables to improve cleaning the container for receiving soil of the annular milling chisel plough and the cutting element of the annular milling chisel plough from the extracted soil, to reduce the tractive resistance and energy consumption, to improve reliability of the device.2 cl, 2 dwg
ethod of distribution of agricultural crops on sloping lands // 2508623
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture and soil erosion. In the method on sloping lands oats, perennial grasses, winter rye, potatoes are cultivated. At that the cultures in the crop rotation are distributed as follows: oats with clover - clover - clover - winter rye - potato - winter wheat. At that after harvesting of winter rye vetch with white mustard are seeded, and after winter wheat - rape as green manure crop.EFFECT: method enables to increase the output of environmentally friendly products, soil fertility and to reduce the degradation processes.1 ex

ethod of planting of cereal crops in soil crust under conditions of wind erosion // 2496292
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture, in particular, to soil erosion. The method includes mouldboard processing of complete fallow for accumulation of moisture, nutrients and for weed control, compacting in autumn after rains for formation of a soil crust, destruction of the crust and pre-plant soil loosening under it in the form of bands in spring of next year, with the formation of furrows for seeds in the loosened soil, formation at the bottom of the furrow on virgin soil of compacted bed, sowing seeds and their embedding by loosened soil layer. The destruction of the crust and pre-sowing loosening of the surface layer of the soil is carried out as bands to a depth of not more than 5 cm while maintaining of the crust between rows that protects the soil from wind erosion to complete germination.EFFECT: method provides protection of soil from wind erosion in the autumn period the fallow year, the spring and early summer periods of sowing and increase of grain yield.3 dwg

Device for snowfall capture // 2493683
FIELD: agriculture.SUBSTANCE: device comprises a vehicle with wedge-shaped mouldboards mounted in front. The trailed frame is made in the form of transverse beams connected to the hitch tongue. The device also comprises skis, the adjusting mechanism of ski and frame position in height. The mouldboards of the trailed frame are kinematically connected to the skis and the adjusting mechanism of ski and frame position in height. The mouldboards are mounted with the ability arranged to gauge the soil surface across the width of the device and are interconnected in pairs to form at least two ridgers with the output windows and forming chambers. The front part of each pair of the mouldboards is connected to the main crossbar via hinges with horizontal longitudinal axes. Part of the mouldboards connected to the forming chamber of each pair of mouldboards is pivotally connected to each other with the ability to move the forming chambers of the mouldboards in height. The edges of the lower edges cutting snow of each pair of the mouldboards, mounted on the sections of the additional beam, form the input windows.EFFECT: constructive implementation enables to enhance the technological capabilities of the device due to reducing the tractive resistance, increasing performance and reliability while simultaneous improving the quality of snowfall capture by creation of snow banks of specified height.9 cl, 6 dwg

ethod of subsurface tillage of sloping lands // 2487518
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture, in particular, to soil erosion. In the process the beardless vertical para-ploughing is carried out to a depth of 0.3 m and a surface mulching of top soil to a depth of seeding. At that the soil preparation is carried out in two phases, in the first phase in the autumn in the soil the vertical slits are made with shovel-shaped working elements with a size of k×b×h1 - respectively 0.05×0.3×0.3 m with a variable pitch S, which varies ranging from 0.1 to 0.3 m, with the placement of the slits in staggered order. Then, in spring the second phase is carried out by a solid surface loosening and mulching the soil with the tools with rotary working bodies to a depth of sowing seeds.EFFECT: method enables to prevent water erosion, to accumulate a supply of water and to ensure optimal conditions for humus formation.3 dwg, 1 tbl

Device for rotary subsoil loosening // 2475005
FIELD: agriculture.SUBSTANCE: device comprises a frame and two rotary slot-cutters. The rotary slot-cutters are mounted on the frame, are located vertically symmetrically along the direction of the device and are mechanically linked to a common drive. Under the drive a subsoil milling device is located. The slot-cutters and the milling device have shafts placed horizontally and perpendicular to the direction of motion of the ripper. The device has a gear pinion of drive of the annular slot-cutter located on the frame above the rotary slot-cutter and provided with outer engagement teeth performed alternately on the left and the right in the direction of rotation of the gear pinion. The rotary slot-cutter is provided with the slot-cutter disc and the annular slot-cutter. On the outer surface of the annular slot-cutter complementary to the outer engagement teeth of the gear pinion the engagement recesses are made. Along the inner surface of the annular slot-cutter alternately on the left and right engagement recesses are made. The slot-cutter disc comprises an idler, support and center drive gears, which engagement teeth are made alternately on the left and right along the outer cylindrical surface of each gear complementary to the engagement recesses on the inner surface of the annular slot-cutter. On the idler, support and center gears and the inside annular slot-cutter a cylindrical bearing surface is made, which diameter of the circle is equal to the diameter of the corresponding circle of the engagement. The annular slot-cutter is provided with cutting elements mounted along its outer cylindrical surface alternately on the left and right in the direction of rotation of the annular slot-cutter. In front of the cutting element on the side surface of the annular slot-cutter a container for ground intake is made which is open towards the side and the outer cylindrical surfaces of the annular slot-cutter. The milling device shaft is made with consoles. The engagement recesses of the gear transmission are made on the side surface of the annular slot-cutter and oriented to the outer side of the annular slot-cutter. The lateral plane of the engagement recesses is made on the same side of the annular slot-cutter as the container for ground intake of the annular slot-cutter relative to the appropriate side surface of the annular slot-cutter to a great 15-20% depth than the lateral plane of the container for ground intake of the annular slot-cutter.EFFECT: constructive implementation enables to reduce tractive resistance and energy consumption, to increase the reliability of the device.3 cl, 2 dwg

Device for creation of deep loose soil layer // 2471323
FIELD: agriculture.SUBSTANCE: device comprises two rotary slot cutters located vertically symmetrically along the direction of the device movement, and connected mechanically to a common drive. The device comprises a rotary intrasoil cutter located below the drive. The cutter shafts are located horizontally and perpendicular to the direction of motion of the ripper. The rotary slot cutter is provided with an annular slot cutter. The device has a pinion, idler, support and center gear wheels, the teeth which engagement is made alternately left and right along the cylindrical surface of the engagement on every detail of the engagement on which they mutually rest with the toothed wheel gearing. The annular slot cutter is provided with cutting elements made on his side surfaces alternately on the left and right, forming capacity for receiving soil. The device is equipped with intrasoil rotary cutter which shafts are located horizontally and perpendicular to the direction of the ripper movement. The rotary slot cutter is equipped with the sun pinion mounted on a separate shaft, located on the frame of the device in the bearings horizontally and perpendicular to the direction of the ripper movement. The annular slot cutter is made in the form of an outer planetary gear. The pinion, idler, support and center gear wheels are made planetary to the sun pinion and the annular slot cutter. The shaft of intrasoil rotary cutter of the lower soil layer is mounted to the idler planetary gears of the rotary slot cutter. The shafts of intrasoil rotary cutter of the topsoil are mounted in the support planetary gears of the rotary slot cutter.EFFECT: constructive implementation enables to improve the quality of soil treatment by layer by layer loosening the soil.3 dwg

ethod of protection slopes from water erosion // 2467543
FIELD: agriculture.SUBSTANCE: invention relates to agriculture, in particular, to methods of protection from soil erosion on slopes and prevention the growth of gullies. The method consists in creating at the top of the gully an arcuate trench located on the level of the area, with water-detention earthworks. Then a water-retaining screen covering the bottom and the side of the trench is mounted. The trench is filled with inorganic filler which is plastic balls with through holes, and the filter material is strewn on top to the level of the soil surface.EFFECT: water erosion of soil, increase of gully heads and the transfer of lands to the category of disturbed is prevented.

Device for cutting hygroscopic slits with their simultaneous filling with straw // 2463753
FIELD: agriculture.SUBSTANCE: invention relates to agricultural machinery and can be used for tillage of soil exposed to water erosion. The device comprises a frame with a slit-cutter, the guide and the trailing bars mounted on it. The guides are made in the form of rakes. The trailing bar is made in the form of freely rotating disk.EFFECT: invention enables to improve hygroscopic capacity of a slit and to reduce driving resistance of a tool by reducing force of friction of working bodies on soil and straw.2 dwg

Device for soil slitting // 2457645
FIELD: agriculture.SUBSTANCE: invention relates to the agricultural industry, in particular to working bodies for soil slitting used in conservation tillage of rice paddies by slitting method. The device includes a welded frame equipped with a system of hinge, support wheels. The frame includes a transverse beam, a blade placed perpendicular, and a moling machine pivotally mounted to the back of the blade. The moling machine is attached to a movable rack. The rack is connected to the mechanism of movement and is installed in the guide groove. The base of the frame is made in the form of two rigidly mounted parallel plates. The plates have a trapezoidal shape. The gap between the furrow slices forms a guide groove. The rack is kinematically connected to parallelogram mechanism, equipped with gear, and is mounted on the plates. The rack is kinestatically also connected to the hydraulic cylinder having a sliding rod with a rack bar. The hydraulic cylinder is secured to the plates and connected to the tractor hydraulic system.EFFECT: constructive implementation will enable to improve operational reliability, simplify the design and provide a smooth change of slope of the moling machine along the length of the field.3 cl, 3 dwg

ethod for soil slotting along permanent feeding crops and pastures and tillage outfit for its realisation // 2454847
FIELD: agriculture.SUBSTANCE: method includes cutting of water-retaining step slots with a slot cutter with placement of displaced soil in slot sides. The volume of upper step of the slot and density of its walls are increased by vibration impact along the entire height of the wall with frequency of 10-20 s-1 per running metre of the slot length. An outfit comprises an energy device connected by traction rods of a hydraulic suspension system with brackets of a slot cutter frame, support wheels, actuators for slot cutting. Each actuator for slot cutting is arranged in the form of a stand with a cutting edge on the front part and a chisel at the lower section. Stands have deformers of slot walls driven by a power takeoff shaft of the energy device. Each deformer of upper step slot walls installed behind the actuator for slot cutting is arranged in the form of a driven shaft having a regular polygon shape of its cross section. There is a hollow body installed on the driven shaft as capable of dismantling, having a shape of an ellipse or a circle in the section. The Axis of the hollow body symmetry is displaced from the axis of the driven shaft rotation.EFFECT: technology and structural design will make it possible to increase efficiency of using natural and manmade precipitation by permanent feeding crops and pasture grasses.4 cl, 8 dwg

Device for rotary internal soil tillage // 2454846
FIELD: agriculture.SUBSTANCE: device comprises a shaft of a horizontal internal soil milling appliance with cutters, and the shaft is made with cantilevers. The shaft is arranged perpendicularly to the direction of tiller movement and is mechanically connected to two rotary slot cutters. Slot cutters are arranged vertically symmetrically along the direction of the device movement, cutters have actuators. An odd actuator of a cutter is arranged at the angle of 90° to the cutter plane. A cutting edge of the odd actuator is aligned in parallel to the cutter axis. The odd actuator is arranged at the angle of 60-65° to the cutter plane and is aligned in a direction opposite to the odd actuator. The cutting edge of the even actuator is arranged in the plane parallel to the cutter axis of rotation.EFFECT: structural design will make it possible to provide for decompaction of inner soil levels and their mixing with each other both in direction of device movement and in transverse direction with high quality, reliability and low energy inputs.4 cl, 5 dwg

Device for rotary subsurface tillage with mechanical drive // 2454055
FIELD: agriculture.SUBSTANCE: device comprises a rotary slot cutter with a slot cutter disc, a circular slot cutter with an intermediate gear of inner engagement, a master, an alignment and a slave gears of the subsurface tiller drive. The device is equipped with an intermediate gear of a drive, which is installed on the slot cutter disc with engagement and the inner intermediate gear of the circular slot cutter drive and the slave gear of the drive of the subsurface tiller. The circular slot cutter is equipped with external cutting elements and reservoirs to get soil arranged between them. Cogs and dents of engagement of the master, intermediate of inner engagement, intermediate and slave gear of the subsurface tiller drive are arranged in pairs as complementary in turns at the left and right along engagement of each gear. The master, intermediate of inner engagement, intermediate, alignment and slave gears of the tiller's drive are equipped with cylindrical support surfaces. Support surfaces of gears are arranged in the form of sections of the cylindrical surface, along which elements of the circular slot cutter drive are mutually run in. The generatrix of the cylindrical surface is a pitch circle of each gear. Support surfaces are arranged as complementary in turns at the left and right oppositely to the appropriate cog and dent of the gear engagement.EFFECT: increased efficiency of soil treatment.

Tillage seeder unit // 2446655
FIELD: agriculture.SUBSTANCE: unit comprises a frame with self-aligning front wheel and support-press wheels, a hydraulic system. The unit has two hoppers for seeds and mineral fertilisers, grain and fertiliser sowing machines, seed pipes, fertiliser pipes, hoe openers, a screw straw guide, a straw huddler. In front of the openers on the frame stepped discs are installed, bearing the rigidly fixed blades. Cutting edge of each blade is made in the form of involute with a constant evolute radius of R1 = r1, where r1 is an outer radius of the stepped disc. The center of the evolute coincides with the center of the disc O and the evolute has the starting point A, a point of tangency of involute with evolute.EFFECT: constructive implementation enables to increase crop yields by providing for one pass of the unit of cutting water absorbing slits to form the bottom of the slot of a comb shape retaining moisture, filling them with chopped aftermath residues, sowing and past-sowing soil compacting.2 cl, 7 dwg

Device for loosening internal layer of soil // 2444874
FIELD: agriculture.SUBSTANCE: device has two rotary gap-cutters arranged vertically symmetrically along the direction of movement of the device and mechanically connected with a common drive. The device has intra-soil rotary miller located below the drive. The miller has shafts placed horizontally and perpendicular to the direction of the ripper. The rotary gap-cutter is equipped with a ring gap-cutter, a driving gear, idle gear and centering gear of the drive, which catching teeth are made alternately on the left and on the right along the catching. On the driving gear, idle gear and centering gear and the ring gap-cutter there is a cylindrical bearing surface, diameter of which circle is equal to the diameter of the corresponding circle of the catching. The ring gap-cutter is equipped with cutting tools located on its side surfaces alternately on the left and on the right. The rotary gap-cutter is equipped with a sun gear mounted on a separate shaft, located on the frame of the device in the bearings horizontally and perpendicularly to the direction of the ripper. The ring gap-cutter is designed as outer planetary gears. The driving gear, idle gear and centering gear are made planetary to the sun gear and the ring gap-cutter.EFFECT: constructive implementation will improve the reliability of the device operation.2 cl, 3 dwg

ethod of land erosion control // 2443093
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture and erosion. The method includes the main treatment of soil and simultaneous formation of strips in the form of links from mixed cut stubble and soil and their laying into furrows across the slope as partially elevated above the soil surface. During the main treatment of soil simultaneously links are arranged equidistantly from each other and serially alternating as blown and non-blown. Non-blown links are formed from mixed cut stubble and soil laid into more than one furrow, depth of which is commensurable with depth of soil treatment, and is arranged with the interval of 200-350 cm from each other. Blown links are represented by stubble strips that are 25-45 cm wide and are cut for the depth of soil treatment and left on the field surface.EFFECT: method makes it possible to increase erosion resistance of ploughed field, to increase water reserves in soil and to reduce power inputs of soil treatment process.3 cl, 1 dwg, 2 tbl, 1 ex

Combined device for rotary internal tillage // 2440708
FIELD: agriculture.SUBSTANCE: device comprises two rotary slot cutters arranged vertically symmetrically along the device travel, mechanically connected with a common drive. An internal cutter is arranged under the drive. The device also comprises a ramp installed along with the motion of the device behind the cutter's shaft in parallel to it. The ramp is connected with a slot cutter's disc and is equipment with tillage fingers. Fingers are aligned forward along with the device motion and are arranged on the ramp in gaps between soil cutters. Each tillage finger is equipped with a bearing, onto which the cutter's shaft rests. Fingers protrude forward along with the device motion relative to the cylindrical surface formed by cutting edges of soil cutters in the internal soil cutter.EFFECT: structural design will make it possible to carry out rotary tillage (cutting) in process of device movement in soil, to loosen and mix its inner layers, preserving a humic layer and vegetable remains on the soil surface, to reduce traction resistance to soil treatment, to strengthen soil grinding during cutting.2 cl, 2 dwg

ethod of anti-erosion drainage of slope lands // 2440457
FIELD: agriculture.SUBSTANCE: method includes soil treatment across a slope forming plow ridges and split furrows and subsequent growing of crops in a crop rotation system, by means of which surface water drainage is retained. The flow of excessive surface waters is additionally removed by closed collectors installed in a single vertical plane with hollows and entering a closed collector arranged along the slope. At the same time the distance E between a watershed and the first closed collector and subsequent collectors, at which the yearly average outwash of soil weighted average by crop rotation at the upper edge of a trench with width of 1.0 m of the lowest closed collector on the slope does not exceed the norm of plane soil erosion weighted average by crop rotation and is determined using the following formula: In E = 1/c In (10a+1.0Hd/3KJb), where a, b, c - coefficients, which take crop rotation into account; a set of crops, their alternation and system of soil treatment; grain-size composition and soil genesis, geographic location and slope orientation; J - inclination of slope surface; H and d - accordingly average speed of soil formation of many years, mm/year and density of soil skeleton - volume mass, t/m3 weighted average by crop rotation and slope; K - coefficient equal to ratio of humus content in a near-watershed balanced soil with normal fully developed unwashed profile to the content if humus in slope soil.EFFECT: method makes it possible to reproduce soil fertility and to increase crop capacity of crops at slope lands.1 dwg

ethod to drain heavy low-water-permeable soils of flat non-sloping areas with developed microrelief // 2440456
FIELD: agriculture.SUBSTANCE: method includes soil drying by a closed header with rarefied parallel drains and a double-slope profile of soil surface between them. The profile of soil surface is developed by means of multiple ploughing into a plow ridge by inclosures with width equal to the distance between drains, and with formation of split furrows placed in the same vertical plane with drains. In process of ploughing a double-slope profile is also given with an inclination of less than 0.01 of the horizontal surface of the low-water-permeable subsurface horizon - a ploughing foot of subsurface. The double-slope profile of the subsurface horizon is developed by tilling soil of the subsurface horizon with increased thickness of the tilled later from the plow ridge to a split furrow and subsequent ploughing to the tilled topsoil. Previously prior to tilling, two increasing doses of lime, phosphorite flour, organic and mineral fertilisers are added from the plow ridge to the split furrow, which are assigned with account of growing thickness of tilled and ploughed topsoil of the subsurface horizon.EFFECT: such technology will make it possible to speed up drainage of surface waters and gravitation of upgrade water from topsoil, to level fertility of topsoil between drains, to develop a thick fertile topsoil and to increase capacity of crops grown on drained heavy low-water-permeable soils.2 cl, 1 dwg

Strip maker and leveler // 2430497
FIELD: agriculture.SUBSTANCE: device includes a planning bar with a profile window. A roll-forming device of conical shape is attached to the planning bar with a cut lower side. The large hole of the roll-forming device is directed forward. The planning bar is a sector of the pipe with cut unloading windows. Control blocks are installed at the edges of the planning bar.EFFECT: design will make it possible to improve quality of strip levelling.2 cl, 3 dwg

Line-dotted soil slitting method // 2427117
FIELD: agriculture.SUBSTANCE: invention refers to agriculture and namely to soil erosion. As per the method, slits are cut in soil during the autumn season across the slope so that the above slits can be filled with mulch - plant remains. At that, in order to improve the quality of moisture accumulation and preservation process, slit profile bottom shall be ridge-shaped. Slit extends in its upper part and is mulched with plant residues; at that, slit extension in its upper part is made as per inclined plane.EFFECT: method allows increasing preservation efficiency of melt waters on spring and precipitations in autumn and summer on slope soils.2 dwg

ethod to cultivate winter barley on slope lands // 2426289
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture. In the method the crops are sown across the slope in a narrow row manner. At the same time on slopes with steepness within the range of 2-12° the winter barley of early-ripe brands is sown with account of area steepness with sowing norm of 5.0-5.5 million seeds per hectare.EFFECT: method makes it possible to increase quality of grain and to increase crop capacity of winter barley.1 tbl

ethod to reinforce slopes of waterlogged lands // 2425474
FIELD: agriculture.SUBSTANCE: invention relates to the field of agriculture and soil erosion. The method includes planting of plants, for instance, moisture-loving willows, into a slope soil. Plants are planted with hefts into seats-holes arranged both on slopes and on the edge before transition of a mostly horizontal surface of soil towards a slope with the help of, for instance, a metal rod, by means of its impression for the depth of 20-30 cm and by formation of a groove in soul with heft installation in it and subsequent compaction of soil around the heft, at the same grooves are made, and hefts are installed at the angle of 70-90° to the horizontal surface, creating a directed development of a root system of planted plants. Growth of hefts installed at the angle of 70-90° to the horizontal surface after their annual growth is bent down until contact with soil and is fixed in the bent position with the help of, for instance, a soil lump, a peg or another weight to form a fibroid-branch root system under each lower bud.EFFECT: method makes it possible to increase efficiency of waterlogged land slopes reinforcement with wood plant materials.1 dwg, 1 ex

ethod to reinforce slopes by sowing seeds of woody plants // 2423033
FIELD: agriculture.SUBSTANCE: method to reinforce slopes by sowing seeds of woody plants includes sowing seeds into a slope soil. At the same time in the period of mass propagation of hydrophilous plants seeds, such as willow plants, the surface of a border and a slope is coated with a coarse-grained, for instance, river sand with a layer of 2…6 mm, which ensures favourable conditions for active sprouting and rootage of seeds. Seeds are propagated in a forced manner by shaking branches of willow plants that are either available near a reinforced slope or are brought from elsewhere.EFFECT: invention makes it possible to efficiently reinforce slopes of highly moist lands with woody plants without damage to environment.5 cl, 2 dwg

echanical drive of rotary cultivator for inner soil layer // 2420939
FIELD: agriculture.SUBSTANCE: rotary cultivator drive comprises a disk slot cutter, a master gear of spindle joint, an intermediate gear of the inner spindle joint, a master gear of the spindle engagement of the inner soil layer cultivator shaft drive. The drive also comprises the intermediate gear, which is arranged on a separate axis with engagement between the intermediate gear of the inner spindle joint arranged in the inner cylindrical surface of the slot cutter disk, and the master gear of the spindle engagement of the inner soil layer cultivator shaft drive.EFFECT: invention makes it possible to reduce power inputs in processing of soil and traction force to move the device, and also to increase it reliability.2 dwg
 
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