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53results about How to "Conducive to moisture conservation" patented technology

Coal gangue and soil layer combination based multilayer structure filling reclamation method

ActiveCN102792800ASolve stacking and land occupationSolve environmental problemsSoil-working methodsPorositySoil science
The invention relates to a coal gangue and soil layer combination based multilayer structure filling reclamation method, comprising the following implementation steps of: a, measuring and calculating the area, the average depth and the maximum depth of a to-be-reclaimed area, on the basis, further estimating the filling elevation and the filling thickness of the to-be-reclaimed area and calculating the porosities of two to-be-filled coal gangues with different particle sizes; b, filling the coal gangue with the larger diameter in the two to-be-filled coal gangues into the bottommost layer of the to-be-reclaimed area; c, covering a clay layer on the first coal gangue layer and rolling to be level; d, covering the coal gangue with the smaller diameter in the two to-be-filled coal gangues on the clay layer, and tamping in layers; and e, covering surface soil on the second coal gangue layer and rolling to be level. By using the method provided by the invention, not only can the reclamation of a coal gangue filling sinking area be realized, but also the problem of poor water retention, soil moisture conservation and fertilizer conservation performances can be solved and the economic benefits of land products can be restored to the maximum extent.
Owner:ANHUI UNIV OF SCI & TECH

Uniform wheat rolling sowing method and special rolling sowing machine

The invention belongs to the technical fields of wheat sowing methods and special sowing machines, and in particular discloses a uniform wheat rolling sowing method and a special rolling sowing machine. According to the technical scheme, the method comprises the following steps of: spreading wheat seeds on the surface of a cultivated land in a strip mode, pressing the wheat seeds into the soil by adopting a rolling sowing wheel, covering the seeds with soil, and compacting the soil through a press roller. Therefore, the uniformity of the seeds is improved, and the depth of the seeds is consistent; the depth of the seeds is regulated according to the soil moisture content of the cultivated land, so that the seeds are prevented from being buried deeply and exposed, and the seeds are saved; and the seeds are tightly combined together with the soil in the pressing process, so that imbibition and germination of the seeds are facilitated.
Owner:郝德有 +1

Deeply digging, cultivating and seeding unit

InactiveCN101790910ASolve the problem of forming a hard layer at the bottomSolve the entanglementSpadesTilling equipmentsAgricultural engineeringShovel
The invention relates to a deeply digging, cultivating and seeding unit which is mainly comprises a stand 1, a rotary cultivator 2, a deeply digging shovel 3, a fertilizing machine 4, a seeding machine 5, a compacting machine 6, a machine 19 for returning straws to the field, and the like, wherein the machine 19 for returning the straws to the field is directly installed on the stand and is positioned in front of the rotary cultivator 2; the rotary cultivator 2 mainly comprises a speed changing box 7, a rotary blade shaft 8, rotary blades 9 and the like which are installed at the lower part of the stand 1; the deeply digging shovel 3 is fixed on the beam of the stand through a U-shaped bolt, is installed at the front part or the back part of the rotary blade shaft, and passes through the gap between two adjacent rotary vades of the rotary cultivator 2; the fertilizer box of the fertilizing machine 4 and the seed box of the seeding machine 5 are fixed above the stand 1; the fertilizing machine and the seeding machine are installed at the back part of the deeply digging shovel 3; and the compacting machine 6 is installed at the back part of the whole unit.
Owner:郑宇虎 +1

Seed metering and fertilizer feeding device of seeder

The invention relates to a seed metering and fertilizer feeding device of a seeder. The seed metering and fertilizer feeding principles and structures are essentially the same, namely, the work stations are staggered at a mechanical angle. The device comprises a seed fetching device, a fertilizer fetching device, a feed pipe and a fertilizer pipe. The device is characterized in that the device also comprises a conveyor belt mechanism installed below the feed pipe and the fertilizer pipe; conveyor belts in the conveyor belt mechanism are oblique downwards; transverse small grating plates for separating the seeds or fertilizers are also installed on the surfaces of the belts along the forward directions; the distances between the small grating plates are longer than the dividing distance between the work station of the seed fetching device and the work station of the fertilizer fetching device; and enlargement of the seed charge distance is realized through synchronous operation. The device can improve the hill distance accuracy and the seed and fertilizer isolation, can increase the operation speed and is suitable for planting of such sparse tilling crops as maize, cotton and the like and planting of grains, beans or intercropping of two inter-row crops.
Owner:孙士杰

Seed sowing machine

The invention provides a transplanter which is used for matching with the power machinery of a hand tractor, etc., and applicable for hole seeding of corn and soybean. The transplanter of the invention comprises a guide wheel, a pull bar, walking wheels, a seed manure box and a duck-billed transplanter. The transplanter is characterized in that: the seed manure box is fixedly connected on a seed manure bracket, a seed control plate is arranged between the bottom part of the seed manure box and the upper plate of the seed manure bracket, the seed mating limited port of the seed control plate is matched with a seed mating cam which is fixedly connected on a seeding displacement rack, the fixed mouth of the duck-billed transplanter is fixedly connected on the seeding displacement rack, the duck-billed transplanter is matched with the seeding limited port of the lower plate of the seed manure bracket, the driving chain wheel on a driving shaft is connected with the driven chain wheel of a driven shaft, a cam group which is fixedly connected with the driven shaft is contacted with a bending arm which is fixedly connected on a joint shaft, the bending arm is coaxially and fixedly connected with a swing arm which is articulated on the seeding displacement rack. The transplanter of the invention has the advantages of reasonable structure, adjustable seeding depth, plant spacing and spacing between ridges, reliable action, long service life, high working efficiency, good seeding quality, etc.
Owner:刘国成

Glucomannan hydrogel of konnjaku and preparation method

The present invention discloses a konjak glucomannan aqueous gel and its preparation method. It is obtained by using konjak glucomannan aqueous solution and sodium tripolyphosphate and making them be reacted in the presence of sodium hydroxide. Said konjak glucomannan aqueous gel has good biological compatibility and biological degradability, so that it has extensive application range.
Owner:WUHAN UNIV

Method for high-yield cultivation of hybrid millet of coastal moderate and severe saline and alkaline land

The invention discloses a method for high-yield cultivation of hybrid millet of coastal moderate and severe saline and alkaline land. The method comprises the following steps of: (A), performing saline-alkali-resistant pelleting treatment on millet seeds, namely wrapping a layer of saline-alkali-resistant pelleting agent on the surfaces of the millet seeds to form pelleted seeds with the diameters of 2 to 5mm; (B), performing post-rain shallow seeding, namely performing precision drilling by using seeding machinery when the single rainfall capacity is over 50mm; (C), performing chemical weeding, namely adding 20 to 25kg of water into 100ml of herbicide and 10mg of anti-lodging agent and uniformly spraying on each mu of land at a 3-5 leaf stage of millet; and (D), applying a small amount of fertilizers for multiple times, namely applying 5 to 10kg of diammonium phosphate serving as seed fertilizer to each mu of land, additionally applying 5 to 7.5kg of urea and 7.5 to 10kg of diammonium phosphate to each mu of land at an elongation stage, and additionally applying 15 to 20kg of urea and 5 to 10kg of potassium sulfate to each mu of land at a heading stage. The high-yield cultivationof the hybrid millet in coastal saline and alkaline land is realized by comprehensively applying technologies such as a saline-alkali-resistant pelleting technology, a post-rain shallow seeding technology, a precision drilling technology, a chemical weeding technology and multiple application of a small amount of fertilizers.
Owner:INST OF GENETICS & DEVELOPMENTAL BIOLOGY CHINESE ACAD OF SCI

Special material for preparing full-biodegradable mulching film, full-biodegradable mulching film prepared from special material and preparation method of mulching film

The invention discloses a special material for preparing a full-biodegradable mulching film and the full-biodegradable mulching film. The full-biodegradable mulching film is prepared from the following raw materials: PBAT, PBS, PPC, talcum powder, a lubricant, nano activated calcium carbonate, nano silicon dioxide, black master batch, an ultraviolet absorbent, a light stabilizer, an antioxidant, SMA and a compatilizer. The black master batch is obtained by mixing and granulating carbon black and PBAT in proportion; the preparation method comprises the following steps: mixing the raw materials,uniformly stirring, performing extruding to obtain a special material, and carrying out film blowing on the special material to obtain the fully-degradable mulching film. According to the invention,the raw material PBS is used for replacing PLA, so that the dependence of the product raw material on PLA is reduced, and the strength and weather resistance of the produced biodegradable mulching film meet the production requirements.
Owner:新疆蓝山屯河高端新材料工程技术研究中心有限公司 +1

Anti-drag low-soil-disturbance bionic subsoiler

An anti-drag low-soil-disturbance bionic subsoiler belongs to the technical field of agricultural machinery and is characterized in that 10-25 triangular prisms I evenly distributed are fixedly and symmetrically connected to two sides of a base from bottom to top within the total height, the triangular prisms I in operating state are arranged with vertical axes parallel to the horizontal direction, and the lowermost triangular prism I is 10-30 mm away from the bottom end of the base; 3-10 triangular prisms II evenly distributed are fixedly and symmetrically fixed to the upper surfaces of leftand right wings of a dual-wing tip; length 110 of the triangular prisms II and I varies with lengths of the left wing 4 and right wing 6 of the dual-wing tip B; the cross section of each of the two types of triangular prism is in isosceles triangle shape; a ratio of spacing of every two triangular prisms to their height is 0.5-0.6; included angle beta 1 between a slant of the front end of each triangular prism and the horizontal plane is 15-30 degrees. The anti-drag low-soil-disturbance bionic subsoiler has the advantages that tilling drag can be reduced, economic benefit of conservation tillage is increased, soil disturbance coefficient occurred is very small, the soil structure is good for growths of roots, and stress tolerance of crops can be improved.
Owner:JILIN UNIV

Soybean double-row drilling boot

The invention relates to a soybean double-row drilling boot belonging to the agricultural machinery. A left side plate and a right side plate are assembled on the lower end part of a grain tube in a regular trapezoid and oppositely incline way. The acute boot is assembled on the end parts of the front sides of the left side plate and the right side plate, a baffle plate is fixedly arranged in a grain tube cavity, the inner cavity of the grain tube is divided into a front grain cavity and a rear grain cavity, the front grain cavity is communicated and matched with the inner side of the left side plate or the right side plate, and the rear grain cavity is communicated and matched with the inner side of the right side plate or the left side plate. The boot has simple and compact structure, little operation resistance, less booting ground-breaking quantity, high operation precision of the double-row drilling and reliable use, and is beneficial to the soil moisture.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY

High-growth-rate compound fertilizer special for sweet potatoes and sweet potato planting method

The invention discloses high-growth-rate compound fertilizer special for sweet potatoes. The compound fertilizer comprises, by weight, 40-50 parts of potassium sulfate, 15-20 parts of ammonium sulfate, 10-15 parts of sodium humate, 10-15 parts of monoammonium phosphate, 5-10 parts of diammonium phosphate, 10-15 parts of sodium hydride monohydrate calcium, 20-25 parts of ferrous sulfate, 2-3 parts of zinc sulfate, 2-4 parts of sodium molybdate, 5-8 parts of borax, 15-20 parts of urea, 1-3 parts of tung oil, 4-7 parts of lignosulfonate, 2-6 parts of polyvinyl alcohol, 5-8 parts of carboxymethylcellulose, 2-2.5 parts of proline, 1.5-2 parts of glycine, 1-1.6 parts of tyrosine, 3-5 parts of nano river sand powder, 5-8 parts of bentonite, 8-11 parts of activated carbon, 20-30 parts of peanut cake, 20-30 parts of soybean meal, 30-40 parts of maize straw, 25-30 parts of rice bran, 2-5 parts of probiotics, 1-3 pars of bacillus megatherium and 1-3 parts of stemona root. The invention further discloses a sweet potato planting method.
Owner:无为县凤鸣草岗生态农业有限公司

Technology for controlling and eliminating weeds in alfalfa field by film-side planting

The invention discloses a technology for controlling and eliminating weeds in an alfalfa field by film-side planting. According to the technology, the coverage of the weeds in the alfalfa field can be effectively controlled, and can be reduced by 21 to 46 percent; in addition, the annual yield of alfalfa hay is greatly increased by 19.8 to 152.6 percent; total yield per hectare in three years is increased by 9,387.6 to 9,438.4kg, and if per ton of alfalfa hay is 2,400, economic benefits per hectare can be increased by 22,530 to 22,652 yuan, and efficiency per hectare is equivalently improved by 1,502 to 1,510 yuan; moreover, the using amount of a weed killer is reduced, pollution to the environment is reduced, and the target of low-environmental consumption production of the alfalfa industry can be effectively promoted.
Owner:QINGDAO AGRI UNIV

Soil configuration during waste land second ploughing and land reclamation method

The invention relates to the technical field of land reclamation engineering and in particular relates to a soil configuration during waste land second ploughing and a land reclamation method. The soil configuration orderly comprises a stereoscopic mixing layer, an immature soil layer and a plough layer from bottom to top on a to-be-filled waste land bottom layer, wherein in an immature soil filling area of the mixing layer, a plurality of separation line section areas form a font structure; a gangue filling area is divided into a plurality of parts by the immature soil filling area; moisture can be remained in the immature soil filling area; moisture can be transplanted even though the gangue filling area cannot remain moisture; and with the establishment of the immature soil filling area in a grid structure, the moisture can be transplanted and remained in the immature soil filling area, so moisture loss can be avoided and moisture retention rate can be greatly improved. The font structure of the immature soil filling area can be effectively formed by the use of the soil reclamation method, so an effective moisture transplantation mode can be built; and the land reclamation method is advantaged by convenient construction and quickness.
Owner:ENVIRONMENTAL PROTECTION RES INST OF LIGHT IND +2

Rainfed and minimal or no-tillage combined planting method for millet and orychophragmus violaceus

ActiveCN106900325AGive full play to the ornamental valueEasy to viewPlant cultivationCultivating equipmentsOrychophragmusTillage
A rainfed and minimal or no-tillage combined planting method for millet and orychophragmus violaceus belongs to the technical field of agricultural planting. The method adopts a combined planting of millet and orychophragmus violaceus, and comprises the following steps: first adding nitrogen fertilizers again to the millet 10-15 days before earing, planting orychophragmus violaceus between rows of millet, and spraying cut-up straw to fields after millet harvests; then trimming branches of orchophragmus violaceus to a height of 10-15 cm before fruiting of the growing orchophragmus violaceus in May of the next year, smashing the orchophragmus violaceus straw and doing stubble cleaning in late May, and sowing millet straightly with rain between late June and early July, not performing tilling of the field for 3-4 years during alternate planting of millet and orchophragmus violaceus. The method has the advantages of no operations of tilling, pushing and plough, and time and labour saving, and is a beneficial experiment of agricultural sustainable development under circumstances of 'no plough for one season, rain-feeding for one season' in limited mining districts of underground water, taking account of millet yields and ecotourism.
Owner:DRY LAND FARMING INST OF HEBEI ACAD OF AGRI & FORESTRY SCI

No-tillage anti-blocking ditcher

The invention discloses a no-tillage anti-blocking ditcher. The ditcher comprises a stubble breaking mechanism, an anti-blocking device and a ditching device, wherein a double-disc obtuse-angle ditcher serves as the ditching device, the ditching device and the stubble breaking mechanism are connected to a rack through parallel four-bar profiling mechanisms, and the stubble breaking mechanism is located on the ditching device and on the rear side of the stubble breaking mechanism; the anti-blocking device is arranged beside the stubble breaking mechanism. The ditcher is additionally provided with the anti-blocking device, so that the consistency and stability of the seed ditch depth are ensured; the disturbance of the double-disc obtuse-angle ditcher on the soil is minimized, and the double-disc obtuse-angle ditcher can also achieve better soil penetration capability under the aid of the blade stubble breaking ditcher; the anti-blocking device is simple in structure, so that the cost isgreatly reduced.
Owner:GUIZHOU UNIV

Slot machine for cutting grass through vibration

The invention relates to an agricultural machine, in particular to a vibrating grass-cutting slotted machine which is used by matching with a tractor. The invention aims at providing the vibrating grass-cutting slotted machine, which can reduce the plowing resistance under the action of a vibrating system and can shut the slot under the action of a soil-rolling system, thus facilitating the vibrating grass-cutting slotted machine to expand the operational span for protecting the slot. The vibrating grass-cutting slotted machine comprises a gearbox (1) and a stander(3), and is characterized in that a cutting system which comprises a cutting disc (5) is fixed on a falsework (7); the vibrating system comprises a crank connecting rod component (2) fixed on the stander (3); the front end of the falsework (7) is fixed on the front end of the stander (3) by an axis pin (3), and the rear end of the falsework (7) is connected with the crank connecting rod component (2); the gearbox(1) is connected with the vibrating system for distributing power; a soil-rolling adjusting system comprises a supporting wheel (9) fixed on the stander (3) and a soil-rolling wheel (4).
Owner:CHINA AGRI UNIV

Ditcher for alfalfa seeder and ditching and fertilizing method

The invention discloses a ditcher for an alfalfa seeder and a ditching and fertilizing method. The ditcher is mainly composed of a ditching device, a ditcher frame, a fertilizer guiding device and a seed guiding device. The ditching device is mainly composed of side wing shovels, a sliding knife and a ditch expanding plate, and is designed to dig a high-quality seed ditch suitable for the germination of alfalfa seeds; the fertilizer guiding device is composed of a fertilizer guiding tube and a fertilizer spreading device and is used for guiding a fertilizer to the side face of the seed groove;the seed guiding device is mainly composed of a seed guiding tube and is used for introducing the alfalfa seeds into the seed ditch formed by the ditching device. The ditching and fertilizing methodmainly comprises the step of digging the inverted T-shaped seed ditch suitable for the germination of the seeds through the combination of the sliding knife and the side wing shovels; side-deep-position fertilization is achieved through the fertilizer spreading device. The requirements of alfalfa seeding and ditching can be met, the high-quality seed ditch can be dug, and the seedling emergence ofalfalfa seeds and greening in the second year are facilitated. The ditcher for the alfalfa seeder and the ditching and fertilizing method are applicable to alfalfa seeding in most areas, especially in cold and arid regions.
Owner:CHINA AGRI UNIV

No-tillage anti-blocking ditcher

The invention discloses a no-tillage anti-blocking ditcher. The ditcher comprises a stubble breaking mechanism, an anti-blocking device and a ditching device, wherein a double-disc obtuse-angle ditcher serves as the ditching device, the ditching device and the stubble breaking mechanism are connected to a rack through parallel four-bar profiling mechanisms, and the stubble breaking mechanism is located on the ditching device and located on the rear side of the stubble breaking mechanism; the anti-blocking device is arranged beside the stubble breaking mechanism. According to the additionally arranged anti-blocking device, the consistency and stability of the seed ditch depth are guaranteed; the disturbance of the double-disc obtuse-angle ditcher on the soil is minimized, and the double-disc obtuse-angle ditcher can also achieve better soil penetration capability under the aid of the blade stubble breaking ditcher; the anti-blocking device is simple in structure, so that the cost is greatly reduced.
Owner:GUIZHOU UNIV

Soil improvement method for tillage-free three-dimensional material embedding

The invention discloses a soil improvement method for tillage-free three-dimensional material embedding. The method includes the following steps that under the condition that a soil tillage layer is not turned over, high-pressure airflow is injected to soil needing to be modified to perform spray explosion so that the soil can be deep loosened and a soil water partition layer can be broken; while the high-pressure airflow is injected, soil modifying materials can be conveyed into the soil within the spray explosion range; while the degraded soil problems about soil erosion, desertification, gleying and like are solved, deep placement is performed on the soil by injecting the high-pressure airflow for jetting and spray explosion under the condition the soil is not turned over, soil porosity is increased, the air injection amount is increased, the volume weight of degraded soil is lowered, the soil can be loose and breathable, rainwater penetration speed and rainwater penetration amount are enhanced, the water-holding capacity of the soil is improved, soil moisture preservation is facilitated, erosion is reduced, more rainwater can be absorbed, generation of a runoff can be delayed, the strength of the runoff is weakened, scouring of the surface runoff on the soil is relieved, and water and soil loss is reduced.
Owner:SICHUAN TOBEST BIO TECH CO LTD

Cultivation method for interplanting pitaya with leguminous forage grass and gramineous forage grass

The invention discloses a cultivation method for interplanting pitaya with leguminous forage grass and gramineous forage grass. Two rows of forage grass are interplanted between two rows of pitaya, each row of forage grass is cultivated in a mode that two pieces of leguminous forage grass and three pieces of gramineous forage grass are intercropped, and a black mulching film covers a vacant land where the pitaya and the forage grass are not cultivated. According to the method, the leguminous forage grass, the gramineous forage grass and the pitaya are interplanted, mixed sowing of the leguminous forage grass and the gramineous forage grass is carried out according to local conditions, the land is utilized to the maximum within the same time, the vacant land where the pitaya and the forage grass are not cultivated is covered with the black mulching film, weed growth is avoided, and the field work intensity is reduced; and the mixed sowing mode can obviously improve the physical structure of soil, is beneficial to drought resistance and soil moisture conservation, is not prone to generate direct surface runoff, and has important significance for improving the fertility of the soil.
Owner:GUANGXI ZHUANG AUTONOMOUS REGION INST OF ANIMAL HUSBANDRY

Seedling planting, fertilizing, ridging and compacting integrated machine

The invention relates to a seedling planting, fertilizing, ridging and compacting integrated machine, and belongs to the field of seedling planting equipment. The seedling planting, fertilizing, ridging and compacting integrated machine is characterized in that a walking driving mechanism (9), a spacing setting mechanism (10), ridging mechanisms (11) and a compacting mechanism (7), wherein a driving walking wheel (901) of the walking driving mechanism (9) is connected with the spacing setting mechanism (10) through a transmission mechanism, the ridging mechanisms (11) are symmetrically arranged at the two sides of the spacing setting mechanism (10), and a water and fertilizer adding mechanism (3) is rotationally connected to one side of the spacing setting mechanism (10). The whole planting processes of seedling planting, watering and fertilizer applying, soil covering and compacting of fruit seedlings can be continuously completed at a time, water and fertilizer can be synchronously applied after planting, and it is thoroughly avoided that in an orchard with low soil water content, the fruit seedling survival rate is affected when water and fertilizer cannot be applied in time during fruit seedling planting.
Owner:淄博市农业机械研究所

Agricultural ridging machine

An agricultural ridging machine comprises a soil-pressing plate. The soil-pressing plate is provided with a top end soil-pressing plate; the two sides of the top end soil-pressing plate is connected with two side soil-collecting plates by a connecting piece; the front end of the top end soil-pressing plate and the front end of the two side soil-collecting plates are provided with outward openings; the section of the soil-pressing plate is trapezoid; a mounting leg is connected to the top end pressure soil plank; a vertical post of the mounting leg is connected with the vertical part of the connecting pipe by a screw; and the horizontal part of the connecting pipe is provided with a traction connecting hole. The agricultural ridging machine has the advantages that: two side soil-collecting plates and the top end soil-pressing plate are used for extruding and compacting the soil, so that the ridged soft soil is in a flat ridged platform form, and the cross section is trapezoid; the ridged platform with stable shape and compactness is convenient for subsequent planting, laminating and conversing soil moisture.
Owner:SHENYANG AGRI UNIV

Corn no-tillage seeding and fertilizing machine

PendingCN113207332AGuaranteed not to burn seedlingsPromote germinationSpadesPloughsSeederAgricultural engineering
The invention discloses a corn no-tillage seeding and fertilizing machine, and belongs to the technical field of agricultural machinery. The corn no-tillage seeding and fertilizing machine comprises a machine frame, a deep scarification, fertilization and soil preparation mechanism, a seed and fertilizer application mechanism, a seeding mechanism, a soil covering mechanism and a pressing mechanism, and the deep scarification, fertilization and soil preparation mechanism, the seed and fertilizer application mechanism, the seeding mechanism, the soil covering mechanism and the pressing mechanism are sequentially arranged on the machine frame. The seed and fertilizer application mechanism and the seeding mechanism are correspondingly connected with a walking wheel shaft through chain transmission; a seed and fertilizer discharge pipe is arranged at the working rear end of a furrowing blade of the seeding mechanism; the fertilizer is arranged at the bottom of a seed furrow; and a seed outlet of a seed discharging pipe of the seeding mechanism is arranged behind the furrowing blade, so that the fertilizer discharged from the seed fertilizer and the sown seeds are arranged at different positions and different depths of the seed furrow. According to the corn no-tillage seeding and fertilizing machine, the fertilizer does not burn seedlings, the seeds can well absorb the fertilizer, and the germination of the seeds is facilitated.
Owner:LIAONING JIDIAN POLYTECHNIC

Drum-type heavy rake

The invention provides a drum-type heavy rake which is characterized in that a high-quality steel plate being 1cm thick, 2.5m long and 1.3m wide is selected, wherein prismatic shaped rake teeth are welded and distributed on the selected steel plate in a rhombus form; the steel plate after being welded with the rake teeth is crimped into a drum; circular steel plates at the two ends of the drum are manufactured; a driving shaft is arranged at the center of the circular steel plates; a weight adjusting switch is arranged on the lower part of the driving shaft; the circular steel plates are welded on the drum, so as to close the drum. Through the arrangement, the drum-type heavy rake is fit for the compaction and flattening of various soils, especially, the loam and clay loam, after ploughing; the soil block can be crushed; the soil gap is small; the soil moisture retention is benefited; the survival rates of the vegetables, green soy beans and spinach seedlings are respectively increased by 36%, 28% and 21%; the effect is obvious.
Owner:李帅鹏

Multifunctional electric mini tiller

The invention relates to a novel agricultural implement, in particular to a multifunctional electric mini tiller. A battery, a motor, a push handle and controller rotating handles are arranged on the upper portion of a rack. The multifunctional electric mini tiller is characterized in that plough shares, press rolls or hoes are arranged on the right of the lower portion of the rack; non-operation travelling wheels and an operation driving wheel are arranged on the lower portion of the rack, a large chain wheel is fixed on the operation driving wheel, and the large chain wheel 5 is in transmission with the motor through a chain; a pressure turnbuckle and a pressure spring are arranged between the plough share and the rack; static controller limiting piles are arranged on the push handle, and dynamic controller limiting piles are arranged on the controller rotating handles fixedly through screws. The multifunctional electric mini tiller has the advantages of being environmentally friendly and low carbon as clean renewable energy resources are adopted, low in power consumption, cost and center of gravity, easy to operate, capable of completing micro tilling, hoeing and rolling at one time and timely crushing clods, beneficial to water retention and preservation of soil moisture, water resource saving and labor cost saving.
Owner:尹全权

Seed ditch crushing soil suppressor

The invention belongs to the technical field of agricultural machinery and particularly relates to a seed furrow clod breaking roller. The middle of a bolt III is movably connected with two through holes of a clod breaking rolling arm. The two ends of the bolt III are fixedly connected with two through holes of a connecting frame. Two spring coils of a parallel double-torsion spring are movably connected with the middle of the bolt III, a middle torsion arm of the parallel double-torsion spring is limited by a groove of the clod breaking rolling arm, and two side torsion arms of the parallel double-torsion spring are limited by two grooves of the connecting frame. The two ends of one bolt are fixedly connected with a flat plate and the connecting frame, and the two ends of the other bolt are fixedly connected with the flat plate and the connecting frame. The upper outline of the clod breaking rolling arm is composed of an arc AH and an arc GH. The outline of the bottom surface of the clod breaking rolling arm is composed of a straight line AB, a curve BF and an arc FG, the curve BF is a part of a logarithmic spiral, the clod breaking rolling arm is provided with a hinge region, a transition region, a clod breaking region and a rolling region, and clod breaking teeth are arranged at the bottom of the clod breaking region. The soil contact component of the seed furrow clod breaking roller is free of soil adhesion, resistant to abrasion and long in service life, and the working effect and stability can be improved. When the seed furrow clod breaking roller is used in cooperation with a rolling wheel, seed covering quality and sowing depth consistency are high, and the yield of crops can be increased.
Owner:JILIN UNIV

Buckwheat deep and shallow row sowing machine and sowing weed prevention method thereof

ActiveCN114303538AMake up for the lack of seedlingsMake up areaPlantingAgriculture gas emission reductionPolygonum fagopyrumSeeder
The invention discloses a buckwheat deep and shallow row seeder which comprises a rack, a traction rod, a supporting wheel, a transmission shaft, a press wheel, a shallow row seeder assembly and a deep row seeder assembly, the bottom of the deep row seeder assembly is connected with a deep row seed pipe, the bottom of the deep row seed pipe is connected with a deep row furrow opener, and the bottom of the shallow row seeder assembly is connected with a shallow row seed pipe. The bottom of the shallow-row seed pipe is connected with a shallow-row furrow opener, a furrow plough is arranged on the upper middle portion of the front portion of the deep-row furrow opener, the two sides of the rear portion of the deep-row furrow opener are connected with a left herringbone ridge pressing device and a right herringbone ridge pressing device through depth regulators, the front portions of the herringbone ridge pressing devices are high, and the rear portions of the herringbone ridge pressing devices are low. After the seeder is used for seeding, buckwheat can be sown in time, seed ditches formed by deep rows are beneficial to water storage and soil moisture conservation, the height difference and density adjustment of the deep rows and shallow rows in the seedling stage utilize the three-dimensional space advantage, light transmission is achieved, full and strong seedlings are guaranteed, the density advantage of the three rows in the later stage forms the ridge sealing advantage, field weed growth is suppressed, and the yield is increased. Intertillage operation is omitted.
Owner:SHANXI AGRI UNIV
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