37results about How to "Consistent sowing depth" patented technology

The invention belongs to the technical field of agricultural farming machinery, and provides a narrow row wheat seeding machine which is capable of tilling rotatably, fertilizing and seeding. The ultra-narrow row rotary tillage and fertilization integrated type wheat high-yield seeding machine is high in yield, efficient and low in operation cost. According to the technical scheme, the ultra-narrow row rotary tillage and fertilization integrated type wheat high-yield seeding machine comprises a rack, a suspension bracket, a rotary tillage mechanism, an arrow type fertilizing and seeding ditching mechanism, a dual-disc fertilizing and seeding ditching mechanism, a pressing mechanism and fertilizer and seed discharging boxes. The suspension bracket is fixedly mounted on the upper portion of the front end of the rack, the rotary tillage mechanism is mounted on the lower portion of the front end of the rack, the arrow type fertilizing and seeding ditching mechanism and the dual-disc fertilizing and seeding ditching mechanism are mounted on the lower portion of the middle of the rack from front to back in sequence, the upper end of the arrow type fertilizing and seeding ditching mechanism and the upper end of the dual-disc fertilizing and seeding ditching mechanism are respectively provided with one fertilizer and seed discharging box, the two fertilizer and seed discharging boxes are fixed on the rack, the pressing mechanism is mounted on the lower portion of the back end of the rack, and the fertilizer and seed discharging devices of the two fertilizer and seed discharging boxes are connected with the pressing mechanism through a fertilizer and seed discharging transmission mechanism. The ultra-narrow row rotary tillage and fertilization integrated type wheat high-yield seeding machine is mainly used for seeding wheat.

The invention discloses a no-tillage profiling precision seeder, which comprises a main rack. A fertilizer box is arranged on the main frame. A seeding rack is fixedly arranged in each seeding row below the main rack through a profiling four-link mechanism. A depth limiting wheel, a base fertilizer furrow opener, a seed furrow opener, a soil covering device, a compaction wheel, a seed box and a seed feeder are installed on each seeding rack. The internal part of the fertilizer box is divided into a front base fertilizer hopper and a rear seed fertilizer hopper. Base fertilizer feeders and seed fertilizer feeders are arranged at the bottoms of the front base fertilizer hopper and the rear seed fertilizer hopper at positions corresponding to each seeding row. Fertilizer feeding pipes below the base fertilizer feeders are communicated with the base fertilizer furrow openers. Fertilizer feeding pipes below the seed fertilizer feeders are communicated with the seed furrow openers. The no-tillage profiling precision seeder can adapt to and meet the requirements on seeding operation on sloping farmlands or uneven lands, can realize no-tillage precision seeding, and has the characteristics of consistent depth, high operation quality, strong adaptability, few fault and high use safety and reliability.

The invention relates to an intelligent air-suction seeder unit, which belongs to the technical field of seeders. By adopting the intelligent air-suction seeder unit, the accurate control of a planting depth and a plant distance can be realized, the seeds can be precisely fed in place, the seeds can be saved, and the crop yield can be increased. A pressure control oil cylinder of a feeler mechanism is fixedly installed on a unit fixing frame and used for controlling a furrowing depth of a furrowing disc of a seeding mechanism, a depth limiting wheel pressure sensor of the feeler mechanism is installed on a tail end of an a depth limiting wheel adjusting handle of a depth limiting mechanism, and the depth limiting wheel pressure sensor is matched with the pressure control oil cylinder and used for transmitting a signal to the pressure control oil cylinder; and a seed metering device of the seeding mechanism is an electric control air-suction seed metering device. By adopting the hydraulic oil cylinder and the depth limiting wheel pressure sensor matched with each other, the hydraulic oil cylinder outputs stable setting pressure according to the signal and the depth limiting wheel pressure sensor, the change of seed quantity and unit weight of a seed box does not influence the seeding depth, the stable work of a furrowing device can be ensured, and the consistency of the furrowing depth and the seeding depth can be ensured.

The invention belongs to the technical field of agricultural machinery, and relates to a furrowing and sowing device for separately sowing and applying a fertilizer horizontally. The device consists of a parallelogram profiling frame, a hydraulic cylinder, a furrowing, seeding and fertilizing mechanism and a compacting mechanism, wherein the hydraulic cylinder is arranged between the front part of a lower swing arm of the parallelogram profiling frame and a rotating shaft I, lifts the device on a planter and adjusts the furrowing, seeding and fertilizing depth of the furrowing, seeding and fertilizing mechanism; the furrowing, seeding and fertilizing mechanism is arranged on the rear lower part of the frame, and a eudipleural furrowing blade and cutting disc composite structure reduces furrowing resistance; and compacting wheel axles of the compacting mechanism are inclined downwards, and inner edges of tires of the compacting wheels protrude, so that a backfilling effect is good. The device can realize no-tillage sowing for clay soil, has an anti-blockage function, sows and applies a fertilizer simultaneously, separates seeds and the fertilizer through a cutting disc to avoid a seed burning phenomenon, and is suitable for a no-tillage planter matched with various tillage patterns.

The invention relates to a fine operation agricultural device and especially relates to a corn eutopic hole deep fertilizing fine seeding machine. The corn eutopic hole deep fertilizing fine seeding machine comprises a plurality of corn hole fertilizing hole-sowing monomers (36), land wheels (29), a tri-point suspension (34) and a frame, wherein the corn hole fertilizing hole-sowing monomers (36) are arranged on a cross beam (37) of the frame; each corn hole fertilizing hole-sowing monomer (36) further comprises a hole fertilizing monomer and a single chip-based control system; the hole fertilizing monomer comprises a front fixing plate (41), a fertilizing opener (1), a fertilizing soil-covering mechanism (2), a soil breaking wheel (3), an external sheave fertilizer discharger (11), a fertilizer box (12) and an intermittent fertilizer draining mechanism (16); and the single chip-based control system comprises a rotary encoder (31), a laser sensor (7) and a single chip (50). The corn eutopic hole deep fertilizing fine seeding machine provided by the invention is free from thinning and topdressing, is time-saving and labor-saving, is seed-saving and fertilizer-saving, is simple, convenient and practical, is capable of greatly simplifying the farm operation and is capable of reducing production cost.

A duckbilled seed metering device for a peanut seeder comprises a seed disc, pressing boards, duckbilled pipes, fixing pins, movable segment nozzles, a blocking board, a seed discharging shaft, an air suction chamber, a seed suction chamber, reset springs, an idler wheel disc and a seed scraping device. A seed channel allowing seeds to rotate is welded to the inner side of the idler wheel disc and the seed disc is sleeved with the seed channel. The seed discharging shaft is rotationally and detachably sleeved with the seed disc. The air suction chamber and the seed suction chamber are completely separated through the seed disc. The duckbilled pipes are arranged on the outer side of the idler wheel disc. The pressing boards and the movable segment nozzles are integrated and the pressing boards are hinged to the duckbilled pipes through the fixing pins. The reset springs are connected with the pressing boards and the idler wheel disc, so that duckbilled parts are in the normally-closed state. The seed scraping device is arranged in the seed suction chamber. The seed discharging shaft is sleeved with the blocking board and one end of the blocking board abuts against the seed disc. The air suction chamber is connected with a draught fan through an air suction hose. The seed suction chamber is connected with a seed box through a pipe. A single seed or double seeds can be sown in a hole by changing the number of pits in the seed disc, the sowing depth can be changed by changing the length of the duckbilled pipes, damage to the seeds is small, and it can be guaranteed that the sowing depth is identical.

The invention discloses a pinellia ternate ecological planting method. The method comprises the following steps: deeply ploughing soil as a high ridge, and conducting five-layer management on the highridge; paving a nylon net with aperture being 1.5cm on the high ridge as a corm net, scattering sandy soil mixed with fertilizer on the corm net as a fertilizer soil layer, then paving a nylon net with aperture being 1.0cm on the fertilizer soil layer as a budbil net, covering the surface of the budbil net with soil as a thin soil layer, and then covering the thin soil layer with wheat straws asa grass layer; and then respectively solving spring drought, summer high temperature and strong irradiation problems respectively by adopting drop irrigation and shading ways. Harvesting is conductedwhen leaves of pinellia ternate in autumn is yellowed, in harvesting, the wheat straws on the surface layer is firstly removed, then the budbil net is lifted up for harvesting budbils; then the corm net is lifted up for harvesting corms. By adopting the method, the problems of spring drought and summer flooding, summer high temperature and high intensity, high labor harvesting cost, serious crop smothering and the like can be solved, and the earnings of planting farmers can be greatly increased.

The invention discloses a high-yield planting method by using rice pot seedling mechanical transplanting. The method comprises the steps of preparation of nutrient soil, seed processing, sowing and seedling breeding, rice transplanting, fertilizer and water management, pest prevention and control and the like. According to the high-yield planting method by using rice pot seedling mechanical transplanting, precision sowing is matched with a pot disc, so that a pot body limits the growth of seedlings, the strong seedlings with single caves and good winding of root systems are selected, seeds are saved, and the method is beneficial for growth of the uniform seedlings; meanwhile, the pot disc is heavy than a seedling throwing disc, seedlings are easily lifted, and the seedlings do not easily leave from caves and fall off; the quality of rice transplanting is high and the seedlings return green quickly under cooperation of mechanical transplanting, the pot disc can be well suitable for operation of a rice transplanter, the pot disc has better passing ability than a plastic flexible flat disc and a pot-shaped carpet-shaped disc of the rice transplanter, and tillering happens quickly and the seedlings grow well after transplantation; the production efficiency of rice planting is improved, the production cost is lowered, the use ratio of the rice field is improved, and the method is particularly suitable for mechanical integration planting.

The invention discloses a carrot rotary tillage ridging and accurate-sowing all-in-one machine, which comprises a machine frame, a rotary tillage part, a ditching and ridging part and a seeding part.The rotary tillage part, the ditching and ridging part and the seeding part are installed on the machine frame. The ditching and ridging part is located between the rotary tillage part and the seedingpart. A suspension connecting device is arranged at the front end of the machine frame and is used for being connected with a traction device. The rotary tillage part comprises a rotary tillage machine main shaft, a soil loosening baffle plate and a rotary tillage blade. The rotary tillage machine main shaft is rotationally arranged at the bottom of the front end of the machine frame. The rotarytillage blade is fixedly arranged on the rotary tillage machine main shaft. The rotary tillage blade can rotate along with the rotary tillage machine main shaft. The soil loosening baffle plate is arranged at the two ends of the rotary tillage machine main shaft. The ditching and ridging part comprises a plurality of first ditching devices which are arranged at the bottom of the machine frame at equal intervals. The seeding part comprises a linear seed sowing part or a grain seeding part. According to the invention, the ridging process and the accurate sowing process are integrated, so that the ridged soil is uniform in height and not soft. The seeding depths of sown seeds are consistent, and the false burying of seeds is avoided. The accurate sowing operation can be carried out.

The invention discloses a beet seed paper tape direct sowing technology. Compared with the prior art, according to the invention, beet seeds are woven in paper tapes according to a required plant spacing, and then the paper tapes wrapping the beet seeds are sown in the field according to the required row spacing. The technology provided by the invention realizes accurate positioning of the row and plant spacing for beet seed sowing, has the characteristics of seed saving, labor saving, time saving and cost saving, consistent sowing depth, and uniform seedling emergence, and can evenly distribute water, fertilizer, gas, heat and other photosynthetic resources, thereby increasing the beet planting yield and increasing the planting benefits.

The invention discloses a multifunctional rotary tillage ditching combined seed and fertilizer drill which comprises a rack, wherein a fertilizer apparatus, a rotary tillage ditching device and an auxiliary ditching device are arranged at the front part of the rack, and a sewing device, a ditching device and a ditching device height adjustment device are arranged in the middle of the rack; a suppressing earth covering device and a ditch protection device are arranged at the rear part of the rack, and the ditch protection device is connected with a ditching cutter and used for adjusting the drainage ditch dimension according to the actual condition; a speed changer which is connected with an external power output end is arranged on one side of the rack, and a speed measurement wheel which is used collecting the machine tool advancing speed is arranged at the rear part of the same side. The ditch protection device comprises a ditch protection base plate, ditch protection side plates anda first square pipe, the ditch protection side plates are arranged on the two sides of the ditch protection base plate, and the first square pipe is fixed in the middle of the ditch protection base plate; the other end of the first square pipe is connected with the rack, and each ditch protection side plate is connected with the ditch protection base plate by turnbuckles. According to the multifunctional rotary tillage ditching combined seed and fertilizer drill, rotary tillage, ditching, fertilizing, sewing and suppressing operation can be performed simultaneously during one-time operation.

Belonging to the field of agricultural machinery, the invention relates to a copying non-tillage precision sowing top dressing machine, which consists of: a main frame, road wheels, a ditching device,a seed metering (fertilizer) box, a transmission mechanism and a press device. The sowing machine adopts suspended operation, not only can be used for sowing wheat and soybeans, but also can be usedfor fertilization operation during a crop seedling stage. The seed metering devices of the sowing machine are powered by ground wheels, and the seed metering (fertilizer feeding) amount can be adjustable. The ditching device and the soil covering press device both have copying function, the ditching device can adjust the ditching depth of a ditch opener according to the terrain during work, and ensure the ditching stability so as to meet the precise operation requirement. In addition, components on the sowing machine are mostly fixed by U-shaped wires, thus being convenient for adjustment of the line spacing of sowing (fertilization) operation, and also being convenient for installation and later maintenance. The copying non-tillage precision sowing top dressing machine provided by the invention realizes the sowing requirements of operation on uneven soil, and has the advantages of consistent sowing depth, high efficiency, multiple purposes, strong adaptability and the like.

The invention relates to an intelligent monitoring device for the monosome seeding depth based on corn seeding, and belongs to the field of agricultural machinery. The intelligent monitoring device for the monosome seeding depth based on corn seeding comprises an intelligent monitoring module and a stubble cleaning and levelling mechanism, wherein the intelligent monitoring module comprises a laser ranging sensor, an electric push rod, a bolt II, a fixed support, a microprocessing controller, an analog-digital converter, an electric push rod controller, a controller area network (CAN) communication module, a human-computer interaction module, a vehicle-mounted storage battery and a power supply module; the stubble cleaning and levelling mechanism comprises a bolt III, a set screw, a motordrive module, a motor base, a bolt I, a motor, a rotary cutter, a support frame, a soil pressing plate, a spring I and the like. According to the intelligent monitoring device for the monosome seedingdepth based on corn seeding provided by the invention, the consistency of the corn seeding depth is ensured, the corn seed germination rate and working efficiency are improved, the increase of the production of corns is facilitated, and the seeding cost and the labor intensity are reduced.

The invention discloses a planting method for realizing close planting and yield increase of summer corn, which comprises the following steps: step 1, pretreatment: harvesting wheat, crushing wheat straws, and uniformly spreading the wheat straws in a corn planting field; 2, seed selection: using a corn variety with a proper ripening period, early sowing in time, improving the sowing quality, and adjusting measures to local conditions; step 3, sowing: sowing by adopting an in-situ profiling corn no-tillage precision sowing machine, arranging a plurality of tillage bins between sowing rows, and arranging each tillage bin corresponding to the front and rear positions of the sowing machine. According to the planting method for realizing close planting and yield increasing of summer corn, a'in-situ profiling and air suction precision seeding 'technology and a'seedling strip arrangement and deep scarification fertilization' compound operation technology are adopted, and precise information regulation and control are assisted, so that precise regulation and control of seeding depth, single-grain precise seeding and layered deep fertilization are completed, and row spacing, seeding depth and fertilization depth are consistent.

The invention provides a stereoscopic multi-functional liquid inoculation machine for artificial planting of Cistanche deserticola. The stereoscopic multi-functional liquid inoculation machine comprises a caterpillar tractor and a stereoscopic multi-functional liquid inoculation machine body installed behind the caterpillar tractor. The stereoscopic multi-functional liquid inoculation machine body comprises a gearbox, a seed-liquid stirring device, a spray-sowing device, a hydraulic lifting arm, a furrow plough, a truss, a two-way spiral soil winding device, a soil fixing baffle, a soil dividing and soil covering baffle and sliding rollers. According to the stereoscopic multi-functional liquid inoculation machine, a series of Cistanche deserticola planting work procedures of furrowing, soil feeding, stirring (seed dressing), stereoscopic sowing, fertilizing, spraying of a degradable mulching film and soil covering are mechanically completed; besides, Cistanche deserticola seeds are uniform in sowing depth and are uniformly sown to the host root system inoculation section (the side wall of an inoculation furrow host face) in a sprayed mode, a stereoscopic inoculation film face is formed, and the inoculation section is enlarged, so that the contact probability of seeds and host roots is increased. The stereoscopic multi-functional liquid inoculation machine breaks through the mode of artificial planting and small-scale mechanical planting, and is easy and convenient to use and especially suitable for the large-scale industry production of the Cistanche deserticola.

The invention relates to a method for recycling waste edible fungi, in particular to a method for growing hole-tray seedlings with waste edible fungi. The technology of the method includes the steps of substrate preparing, hole-tray selecting, filling and perforating sowing. The substrate preparing method includes the step that 60% of waste edible fungi, 10% of cow dung, 5% of straw and 5% of fowl manure are mixed and fermented in a pile, the mixture is turned every other 7-10 days, and after the mixture is ripe fully, 20% of thin-hollow slag is mixed into the mixture for being fermented for 15 days, hole trays are 32-288-hole hole trays in the shape of an inverted trapezoid or an inverted cone, the hole trays are evenly filled with the substrate after being disinfected, and perforating sowing is performed after the hole trays are filled with the substrate. The method has the advantages that the waste edible fungi are reasonably utilized, the environment is prevented from being polluted by the waste edible fungi, and waste of the waste edible fungi is avoided.

The invention relates to a seeding method which comprises the following steps of screening seeds with basically consistent sizes, putting the screened seeds into a seed storage chamber, adjusting an opening of a seeding groove to be upward, swinging the seeding groove in a reciprocating manner to ensure that the seeds are distributed in each seed storage cavity at the bottom of the seeding groove,then adjusting the opening of the seeding groove to be downward, placing a to-be-sown substrate frame below the seeding groove, and then adjusting the seed storage cavities to enable the seeds in theseed storage cavities to fall into a substrate frame below for sowing. According to the seeding method, rapid seeding at multiple seeding positions can be realized at the same time, the seeding efficiency and accuracy are improved, and the labor intensity is reduced; and the substrate frame is borne by a movable bracket which is movably mounted, so that an emptying structure can be arranged belowthe seeding groove to meet the space requirement of rotation of the seeding groove, the seed falling height between the seeding groove and the substrate frame is reduced, and the seeding reliabilityis improved.

The invention belongs to the technical field of crop sowing, and particularly relates to a novel crop ditching, leveling, fertilizing, sowing and pesticide spraying all-in-one machine. The novel crop ditching, leveling, fertilizing, sowing and pesticide spraying all-in-one machine comprises an agricultural tractor and a hydraulic ditching machine, a traction mechanism is installed on the right side of the agricultural tractor, a power source mechanism is installed on the left side of the upper end of a supporting frame, the hydraulic ditching machine is installed in the middle of the lower end of the supporting frame, a motor is installed on the outer side of a supporting plate, and a movable rod is installed in the middle of the supporting plate. According to the novel crop ditching, leveling, fertilizing, sowing and pesticide spraying all-in-one machine, the operation process comprises the steps of fertilizing, leveling, ditching, sowing and pesticide spraying, ditching and pesticide spraying operation links are eliminated, at least two kinds of auxiliary equipment are reduced, the problems that soil covering layers are not uniform and original planting density is damaged are solved at the third-section ditching position, the product is divided into a main machine and auxiliary sowing accessories, the variety and the number of sown crops can be adjusted, and pesticide can be effectively applied to a planting area according to the sowing width and the walking speed.

The invention discloses a method for planting wheat. The method comprises the following steps: (1) carrying out land preparation: firstly, spreading a layer of fertilizer to the surface of land, then, deeply plowing the land by 25cm to 35cm, overturning the fertilizer at an upper layer to be in soil during deep plowing, and then, carrying out preliminary leveling, so as to obtain a planting layer from a base layer; (2) sowing wheat seeds into the soil with the depth of 5cm to 8cm through a sowing machine; (3) then, spreading a layer of organic fertilizer to the surface of a soil layer; (4) then, crushing the soil of the upper layer with the depth of 3cm to 8cm together with the organic fertilizer, so as to obtain a nutritive layer; (5) laying a moisture preserving layer on the nutritive layer; and (6) carrying out field management: after seedling emergence, carrying out seedling thinning and filling, watering, topdressing and insect prevention. The method has the advantages that the depth of sowing of wheat is consistent; by reasonable moisture preserving and fertilizer application, the seedling emergence speed of the wheat is high, healthy growth of the wheat is guaranteed, and the yield of the wheat is increased; and by effective field management, the lodging of the wheat is effectively prevented, and the nutritive value of the wheat is guaranteed.

The invention relates to a seed storage part which is provided with a seed storage cavity used for containing seeds, one end of the seed storage cavity is provided with a seed opening enabling the seeds to enter and move out of the seed storage cavity, and the other end of the seed storage cavity is connected with a seed moving mechanism assisting the seeds in entering and moving out of the seed storage cavity. According to the seed storage part, the variable-number automatic retention of the sowed seeds can be realized, the sowing requirements of different numbers are met, the seed number retention is reliable, and the accuracy is good.

The invention relates to the field of planting, and particularly discloses a peach planting method. The method comprises the steps of: seed selection, preparation of a planting device, peach seed treatment, peach seed placement, peach seed planting, fertilization, and repetition of the peach seed planting and fertilization, wherein the planting device comprises a mounting rack, a first accommodation box, a second accommodation box, a rotating mechanism and a conveying mechanism vertically mounted on the mounting rack in a sliding manner. The method can improve planting efficiency and seedlingemergence efficiency of peach seeds.

The invention provides an adjustable crop furrow opener which comprises a transverse rod, plough shares, a pull rod connecting base and a pull rod, wherein the transverse rod is a combined one; more than two plough shares which are parallel to one another and can be freely adjusted are arranged on the transverse rod; the plough shares are fixed on the transverse rod through screws; the soil penetration angles of the plough shares can be adjusted by adjusting the positions of plough share connecting plates in a sliding groove; one end of the pull rod connecting base is fixedly connected with the transverse rod, and the other end of the pull rod connecting base is in rapid insertion connection with the pull rod; and the pull rod comprises a rapid insertion rod and a handle, and the rapid insertion rod is fixedly connected with the handle. By adopting the adjustable crop furrow opener, the row span, seeding depth and row numbers can be controlled under artificial control conditions, and a plurality rows of furrows can be opened at one time, so that the working efficiency can be improved, and experimental seeding furrow opening can be completed with a relatively short time.

The invention provides a uniform-sowing seeder. The seeder comprises a sowing depth control part and a uniform sowing head; the uniform sowing head comprises a seed guide part and a division part; oneend of the seed guide part is connected with a seed guide pipe of the seeder, and the other end of the seed guide part is communicated with an inlet of the division part; the division part is arranged on the sowing depth control part; the interior of the division part is divided into a plurality of discharging grooves through division walls; the sowing depth control part is arranged on a cross beam of the seeder, located behind a rotary tillage cutter set and used for adjusting the soil entering depth of the uniform sowing head. According to the seeder, the consistent sowing depth of the seeds and uniform sowing can be achieved at the same time, the seeds can be more uniformly distributed, the development and growth of crops are facilitated, the yield and income of the crops are increased, and the agricultural development is promoted.

A sower able to automatically control the sowing depth is composed of machine frame, sowing unit, fertilizer applying unit, plough, connecting unit, and the rotating unit connected behined the plough for driving said sowing unit and fertilizer applying unit.

The invention discloses a single-body profiling two-row mung bean seeder which comprises a suspension frame.A plurality of single fertilization and sowing machines are connected with the rear side of a cross beam of the suspension frame through profiling connection devices.Each single fertilization and sowing machine comprises a shell, wherein a fertilization and ditching plow is installed at the front end of the shell, the rear portion of the shell is provided with a left sowing and ditching plow and a right sowing and ditching plow, a fertilizer discharge cavity is formed in the front portion of the shell, a fertilizer discharge sheave is installed in the fertilizer discharge cavity, a seed discharge cavity is formed in the rear portion of the shell, a two-row seed discharge hole wheel is arranged in the seed discharge cavity, the seed discharge cavity on the lower portion of the two-row seed discharge hole wheel is divided by a seed partition board into a left side lower seed discharge cavity body and a right side lower seed discharge cavity body, a gear box is installed on one side of the shell, a driving gear, a fertilizer discharge gear and a seed discharge gear are arranged in the gear box, and the driving gear is driven by a main shaft and a ground grasping wheel.The seeder has the profiling function, can achieve large-ridge two-row seeding, and has the advantages that sowing depth is consistent, work quality is good, adaptability is high, the number of faults is small, and use is safe and reliable.

The invention relates to a fine operation agricultural device and especially relates to a corn eutopic hole deep fertilizing fine seeding machine. The corn eutopic hole deep fertilizing fine seeding machine comprises a plurality of corn hole fertilizing hole-sowing monomers (36), land wheels (29), a tri-point suspension (34) and a frame, wherein the corn hole fertilizing hole-sowing monomers (36) are arranged on a cross beam (37) of the frame; each corn hole fertilizing hole-sowing monomer (36) further comprises a hole fertilizing monomer and a single chip-based control system; the hole fertilizing monomer comprises a front fixing plate (41), a fertilizing opener (1), a fertilizing soil-covering mechanism (2), a soil breaking wheel (3), an external sheave fertilizer discharger (11), a fertilizer box (12) and an intermittent fertilizer draining mechanism (16); and the single chip-based control system comprises a rotary encoder (31), a laser sensor (7) and a single chip (50). The corn eutopic hole deep fertilizing fine seeding machine provided by the invention is free from thinning and topdressing, is time-saving and labor-saving, is seed-saving and fertilizer-saving, is simple, convenient and practical, is capable of greatly simplifying the farm operation and is capable of reducing production cost.

A straw mulching and ridging sowing machine comprises a straw mulching and ridging sowing machine rack (1), a power transmission device located at the front end of the straw mulching and ridging sowing machine rack (1), a rotary cultivator rack (7) located in the middle of the straw mulching and ridging sowing machine rack (1), a pesticide spraying device and a sowing device, wherein the pesticide spraying device and the sowing device are located on the rear portion of the straw mulching and ridging sowing machine rack (1). The sowing device comprises ridgers (11), a sowing boot (12), a press wheel (13) and a sower (15), the sowing boot (12) is located on a ridge face between the two ridgers (11) and is vertically adjustable to adapt to the sowing depth, the sower (15) is located above the sowing boot (12) and driven by the press wheel (13) to rotate to sow seeds, and the press wheel (13) is located between the two ridgers (11) and behind the sowing boot (12) and rolls along the ridge face. The pesticide spraying device sprays pesticide to the ground surface through a pesticide pipe.

The invention relates to a seed storage part, the seed storage part has a seed storage chamber for receiving seeds, and one end of the seed storage chamber is provided with a seed opening for the seeds to enter and move out of the seed storage chamber, and the storage The other end of the seed cavity is connected with a transplanting mechanism that assists seeds to enter and move out of the seed cavity. The invention can realize the automatic retention of variable number of sowing seeds, meet the requirements of different numbers of sowing, and the number of seeds is reliable and accurate.

The invention relates to a seeder which comprises a seeding groove movably formed in a seeding rack; a seed storage chamber is formed in the edge of the seeding groove; a seed distribution opening allowing seeds to be moved out of and moved into the seed storage chamber is formed in the seed storage chamber; the seed storage chamber and / or the seeding groove are / is provided with a seed leakage prevention mechanism for preventing the seeds of the seeding groove from moving out of the seed storage chamber and the seeding groove in the posture changing process; the groove bottom face of the seeding groove is provided with a seed storage part; the seed storage part is provided with a seed storage cavity used for containing the seeds; and the seed storage part is also provided with a seed transfer mechanism for assisting the seeds in entering and / or moving out of the seed storage cavity. According to the seeder, rapid seeding at multiple seeding positions can be realized at the same time, the seeding efficiency and accuracy are improved, and the seeding operation is simplified.