329results about "Sowing" patented technology

The invention relates to the technical field of agricultural machinery, and discloses a straw returning strip rotary tillage, ridging and pressing device which comprises a lightweight connecting frame serving as an installation foundation of the device and integrally designed to be hollowed out; the laser radar is embedded in the front end of the lightweight connecting frame and is used for scanning the advancing direction and providing topographic data; according to the device, straw returning, rotary tillage, ditching, sowing and pressing are completed at a time, integrated operation is achieved, the time consumed by multiple times of land entering operation of a traditional agricultural machine is shortened, the efficiency is improved by 30%-40%, and through laser radar terrain scanning and sensor feedback, the working efficiency is improved by 30%-40%. The rotary tillage depth, the ditching depth and the pressing pressure are automatically adjusted, the manual intervention time is shortened, terrain self-adaption is achieved, and the device has the advantages of being high in practicability and capable of achieving terrain self-adaption.

The invention discloses a corn seeding control method based on Kalman filtering, and relates to the technical field of seeding control, and the method comprises the steps: obtaining the speed data of a seeding machine, and initializing a filtering parameter; updating a filtering parameter based on the speed data to obtain a real-time state variable, obtaining a real-time error covariance based on the filtering parameter, and obtaining a real-time Kalman gain based on the real-time error covariance and the filtering parameter; obtaining a real-time innovation covariance matrix based on the real-time state variable, and obtaining a real-time system noise covariance and a real-time observation noise covariance based on the real-time error covariance, the real-time innovation covariance matrix and the real-time Kalman gain; circulating the above steps until a first preset condition is met, and ending the circulation to obtain filtering data; the motor rotating speed of the seeding machine is obtained based on the filtering data, the seeding machine performs seeding based on the motor rotating speed, and the problem that the speed data is inaccurate due to the fact that an existing corn seeding machine processes speed information through extended Kalman filtering can be solved.

A drop tube for dropping particulate material from an air boom assembly has, in order: a rigid elbow connectable to an air boom outlet; an upper flexible section bendable in at least a direction parallel to a direction of travel of the air boom assembly; a rigid section having an air exhaust vent in a side thereof and a deflector therein; a lower flexible section bendable in at least the direction parallel to the direction of travel; and, an exit aperture having a cross-sectional area less than a cross-sectional area of the lower flexible section of the drop tube above the exit aperture.

The invention relates to a transfer device (10) for transferring agricultural spreading material (S), in particular for transferring agricultural spreading material (S) from at least one collection device (110) for agricultural spreading material (S) to at least one measuring device (102) for determining a quantity (M) and / or mass and / or volume of the spreading material (S) to be transferred, comprising a base body (12) which carries a contact surface (14) which is configured to receive the spreading material (S) to be transferred in contact and a limiting structure (16) for limiting the contact surface (14) which is configured to prevent an unintentional loss of contact of the spreading material (S) from the contact surface (14) during transfer.

The invention discloses a semi-solid-state complex no-tillage dry direct seeding method for crop seeds. The no-tillage dry direct seeding method comprises the following steps: S1, keeping a water layer of 1cm-5cm in a ditch, and paving straws obtained by harvesting preceding crops on a ditch surface; S2, applying a base fertilizer on the ditch surface paved with the straws and cleaning the ditch; S3, seeding the crop seeds on the ditch surface, and mixing the crop seeds with semi-solid-state biomass materials, a compound fertilizer and a biopesticide before seeding before seeding seeds, wherein the mixing mass ratio is that the crop seeds to the semi-solid-state biomass materials to the biopesticide is (1-10) to (70-800) to (1-3), and the moisture content of the semi-solid-state biomass materials is 40%-80%; and S4, after seeding the seeds, keeping the ditch surface at a dry state for 3-7 days. According to the semi-solid-state complex no-tillage dry direct seeding method, tillage and combustion of winter crop straws are not carried out, a whole land of field immersing water is not used for irrigation and the water immerses after the seeding, and the biological benefits are obvious; the working energy consumption is reduced, stubbles are not killed by pesticides, haze is reduced and the irrigation water is reduced.

An agricultural machine includes a soil strength generation system that generates an output indicator of soil strength. A control system generates on action signal based on the soil strength.

The invention provides a full-row-spacing strip tillage machine and a method for realizing full-row-spacing seeding. A full-row-spacing strip tillage machine comprises a machine frame, a subsoiler, a subsoiler base, a lower suspension, a grass poking wheel, an adjusting land wheel, an upper suspension, a main gear box, an oil tank, a radiator, a pressing roller transmission box, a hydraulic motor, a pressing roller cover plate, a pressing roller, a pressing roller support, a side transmission box, a side plate, an adjusting land wheel installation base, a transmission shaft, a strip tillage cutter roller, a strip tillage cutter, a strip tillage cutter shaft and a hydraulic pump. According to the strip tillage machine, the two small strip tillage belts are adopted, the small leisure belt is clamped between the two small strip tillage belts, a large strip tillage belt and a large leisure belt of a traditional strip tillage machine are replaced, a farmer can find the corresponding sowing position on the strip tillage belt from 400-700 in the ridge distance, the problems that the ridge distance of the farmer is not uniform, and sowing is difficult are solved flexibly, and a foundation is laid for wide popularization of strip tillage protective tillage. By means of the machine tool and the method, full-row-spacing strip tillage operation can be achieved, full-ridge-spacing seeding operation is achieved on the basis, the problems that farmers are different in ridge spacing and difficult in operation are solved, and wide-narrow-row protective tillage is more operable.

The invention discloses a seeder real-time dynamic differential positioning and control system based on Beidou navigation, and relates to the technical field of high-precision positioning, and the system obtains the real-time information of a seeder with centimeter-level precision through a Beidou real-time dynamic differential positioning module receiver; a three-dimensional space trajectory is generated through a path prediction module; the shared preamble conditioning unit array module array actively performs micro seedbed pretreatment in the corresponding path area according to the predicted trajectory; the load prediction module fuses the real-time resistance feedback signal with the position information, and predicts the change trend of the load to be encountered by the whole machine; and the dynamic control module is used for generating and executing a predictive adjustment instruction for the overall operation parameters of the seeding machine in a feedforward mode according to the load prediction, and the dynamic control module is used for generating and executing the predictive adjustment instruction for the overall operation parameters of the seeding machine through active microenvironment molding under the guidance of a predictive path and predictive dynamic control based on physical interaction feedback. The seeding quality consistency, the machine operation stability and the energy efficiency are obviously improved, and precise seeding is realized.

An aperture assembly for use with a subsurface ejection vessel includes an electromagnet, a first dynamic aperture, a second dynamic aperture, a hollow shaft injection drill bit, a third dynamic aperture, collar perforations, and closed window apertures. The electromagnet actuates a closing of the first dynamic aperture. The electromagnet actuates an opening of the second dynamic aperture. The third dynamic aperture dynamically opens when triggered by a first pre-determined depth achievement counting by the encoder of the lead screw or distance traveled by a platform (505A) triggered by the limit switch that are communicated to the AI robot, the computer, and the PLC. The third dynamic aperture dynamically opens when the camera lens has a second pre-determined depth penetration of the hollow shaft injection drill bit and that the limit switch information is communicated to the computer, or the PLC.

A pneumatic conveying device for conveying granular material, in particular seeds and / or fertilizer, includes at least one blower with at least one outlet, to which the at least one main air supply line is connected, into which flows an air flow generated by the blower. The at least one main air supply line leads into an air inlet of an air distribution device for controlling the volumetric air flow. The air distribution device has an even number of air outlets, to which the respective one connecting line is connected, to which a metering device for supplying the granular material is connected. The air distribution device is embodied as a cylindrical housing with a rotary slide valve arranged therein, which is equipped for changing an outlet cross-section of the air outlets in order to manipulate the supplied volumetric air flow for transporting the granular material coming from the respective metering device.

An agricultural machine includes a soil strength generation system that generates an output indicator of soil strength. A control system generates on action signal based on the soil strength.

The invention relates to the technical field of flue-cured tobacco planting, in particular to a two-year triple cropping flue-cured tobacco cultivation method, which adopts flue-cured tobacco-oilseed rape-corn rotation, flue-cured tobacco-oilseed rape-upland rice rotation or flue-cured tobacco-oilseed rape-buckwheat rotation. By means of the flue-cured tobacco cultivation method, the soil environment for flue-cured tobacco planting can be improved to a large extent, and the quality and yield of flue-cured tobacco are further improved.

A soil measure, such as a soil cone index, and a vehicle index indicating the amount of force the vehicle exerts on the ground as it travels over the ground, are obtained and compared to identify a soil damage score. The soil damage score can be mapped over a field and an agricultural vehicle can be controlled based upon the soil damage score.

A metering assembly for distribution of agricultural product includes a transfer chamber having an open upper end for receiving product into a chamber interior, and a chamber width extending along a lateral axis. The metering assembly further includes a plurality of metering devices coupled to the transfer chamber. Each metering device has a rotary propelling member with a protruding portion that protrudes into the chamber interior and a meter outlet external the chamber. The metering devices are arranged in pairs, each pair including a first metering device of the plurality of metering devices and a second metering device of the plurality of metering devices. The protruding portions of the first and second metering devices of each pair are spaced apart from one another on opposite sides of the lateral axis.

The invention provides a slope ecological greening construction method based on soil improvement and a monitoring system, and is suitable for the technical field of slope greening construction. The method comprises the steps of plant-fungus combination selection, slope protection structure construction, hypha system construction, unmanned aerial vehicle sowing, earth surface film mulching and dynamic maintenance regulation and control. A mycorrhizal network is constructed by taking arbuscular mycorrhizal fungi and ectomycorrhizal fungi as cores, a mycelium fiber network is formed, and the soil fixation capability is enhanced by the cohesive force between the fiber network and soil and the strength of fibers; the stability of soil aggregates is improved through glomalin secreted by hyphae, and the corrosion resistance of the soil is further improved; a water-retaining agent is added, so that the water-retaining property of the backfill soil is improved while early-stage growth of green vegetation and a hypha network is guaranteed; finally, the unmanned aerial vehicle carries a multispectral camera and a radar for cooperative scanning, rapidly and accurately monitors the soil moisture content, sets a soil moisture content warning value, reminds maintenance personnel to irrigate and maintains long-term survival of vegetation.

A blower on an air cart generates air flow to carry material to a tool, for delivery to a furrow in a field. The blower receives hydraulic flow from a hydraulic source on a towing vehicle. A control system controls blower speed based on a rate of application of the material.

The invention relates to a paddy field light chassis space six-connecting-rod steering trapezoidal control system and method based on a kingpin inclination angle. The system comprises a paddy field light chassis, a steering trapezoidal control system and a steering trapezoidal control system, wherein the paddy field light chassis is used for mounting a paddy field agricultural implement; the space six-connecting-rod steering trapezoid is arranged below the front end of the paddy field light chassis and used for steering the paddy field light chassis; the electronic gyroscope is arranged in front of the space six-connecting-rod steering trapezoid and used for measuring main pin inclination angle data and inner and outer steering wheel rotation angle data; the vehicle-mounted embedded microcontroller is arranged on the light chassis of the paddy field, is respectively connected with a steering wheel and an electronic gyroscope which are arranged on the light chassis of the paddy field, and is used for turning the electronic gyroscope after receiving a steering command of the steering wheel; according to the main pin inclination angle data and the steering wheel steering input data collected in real time, the steering angle is calculated according to the steering trapezoid two-dimensional kinematics control model, and then the steering angle is sent to the space six-connecting-rod steering trapezoid to conduct steering action, the sideslip phenomenon in paddy field operation is effectively restrained, and the operation precision of agricultural implements is guaranteed.

The invention discloses a variable seeding and fertilizing method, system and equipment based on a prescription map and a medium, and relates to the technical field of agricultural machinery, the method comprises the following steps: determining land parcel information through a prescription map to be processed, converting a WGS84 coordinate of a machine tool into a UTM coordinate, and combining the land parcel information to determine accurate position information of the machine tool in the prescription map to be processed; in combination with the plot boundary of at least one polygonal plot in the prescription map to be processed, a unique ID corresponding to the polygonal plot where the accurate position information falls is judged; and determining target seeding and fertilization information corresponding to the unique ID based on the corresponding relationship between the ID and the seeding and fertilization information, and controlling the machine tool to operate based on the target seeding and fertilization information. According to the invention, accurate distribution of sowing and fertilizing amount is ensured, resource waste and environmental pollution are effectively reduced, and the overall efficiency and benefit of agricultural production are improved.

An agricultural implement (10) includes a frame supported by a plurality of wheels and carrying a toolbar (22) and at least one central hopper (20), a plurality of material applicators (204) carried by the toolbar (22), and a plurality of flow lines (26) fluidly connecting the at least one central hopper (20) to the material applicators (204). Each flow line (26) includes at least one composite elbow (210), and each composite elbow (210) has a polymeric body (302) and a wear-resistant plate (314) within the polymeric body (302). The outlet of the polymeric body (302) has an orientation different from the inlet (304) thereof, and the wear-resistant plate (314) is oriented to deflect material traveling along a central longitudinal axis (A1) of the inlet (304) toward a direction of a central longitudinal axis (A2) of the outlet (306). A method of forming a composite elbow (210) includes disposing a wear-resistant plate (314) within a polymeric body (302) as disclosed.

The invention provides a soil mixing and sowing method of typical herbaceous plants and a method for forming a biological ridge of a newly-built terrace edge ridge, which comprises the following steps of: 1) selecting qualified trifolium repens, ryegrass, alfalfa and vicia villosa seeds according to process requirements; 2) seed pretreatment: soaking trifolium repens and alfalfa seeds with warm water at 30-40 DEG C for 2-4 hours; the method comprises the following steps: soaking ryegrass and vetch seeds in cold water for 1-2 hours; (3) respectively and uniformly mixing the four seeds with soil according to the proportion required by the process; (4) uniformly sowing the seed-soil mixture on a target land parcel; and 5) management after sowing. According to the herbaceous vegetation soil mixing and sowing method, high germination and survival rate of the herbaceous vegetation can be guaranteed, the plant height, the above-ground biomass and the vegetation coverage of all the herbaceous vegetation are continuously increased in the growing season, and the root system biomass is in the trend of firstly decreasing and then increasing; and all herbaceous vegetation improves the water retention performance of the soil.

This invention discloses a simplified method for orchard ground cover, mulching, and mechanized precision sowing and fertilization, comprising: dividing the orchard ground into inter-row work zones and tree basin protection zones; using a seed-fertilizer co-sowing device to create strip-shaped furrows in the inter-row work zones, forming deep trenches and shallow sowing zones; applying controlled-release fertilizer to the deep trenches and sowing complementary mixed grass seeds in the shallow sowing zones; when the height of the composite surface vegetation community reaches the preset mowing height, performing mowing operations and transferring the mowed herbaceous biomass to the tree basin protection zone to form a mulch layer; measuring the mass of the herbaceous biomass transferred to the tree basin protection zone, calculating the nitrogen supplementation amount according to a preset nutrient compensation coefficient, and applying liquid nitrogen fertilizer to the inter-row work zones and tree basin protection zones. This invention enables integrated and coordinated management of orchard ground cover, sowing, fertilization, mulching, and nitrogen supplementation, improving the orchard's year-round ground cover capacity and mechanized operation efficiency.

The utility model relates to the technical field of plant planting, in particular to a germination accelerating and seedling raising container and a container type plant factor.The germination accelerating and seedling raising container comprises a first box body, a cultivation tank transfer trolley, a first cultivation frame, a cultivation tank and a first cultivation tank lifting device, and the first cultivation frame, the cultivation tank and the first cultivation tank lifting device are all located in the first box body; the cultivation tank transfer trolley is used for being arranged at the position, close to the first inlet and outlet, in the first box body, the first cultivation tank lifting device is arranged close to the first cultivation frame, and the cultivation tank is used for being arranged on the first cultivation frame. The utility model aims to provide a germination accelerating and seedling raising container and a container type plant factory aiming at at least one technical problem related in the background technology.

An agricultural implement (1) comprises a main frame section (11) extending along a working direction (Dw) of the agricultural implement (1), and at least one tool carrying side frame section (13L, 13R; 2131L, 2131R; 2132L, 2132R), which is foldable relative to the main frame section (11) between a working state and a transport state, a first pivot joint, about which the side frame section (13L, 13R; 2131L, 2131R; 2132L, 2132R) is foldable relative to the main frame section (11) about at least one first geometric pivot axis (Ap1) which is vertical, a second pivot joint, about which the side frame section (13L, 13R; 2131L, 2131R; 2132L, 2132R) is pivotable about at least one second geometric pivot axis (Ap2, Ap2') which is horizontal, and a section fold actuator (134), which is configured for controlling a movement of the side frame section (13L, 13R; 2131L, 2131R; 2132L, 2132R) about the second pivot axis (Ap2, Ap2') between the transport state and the working state. When the side frame section (13L, 13R; 2131L, 2131R; 2132L, 2132R) is in the working state, the section fold actuator (134) is operable in a direction, which, when projected on a horizontal plane is non-parallel with the working direction (Dw).

A device and method for inserting seeds in a capsule includes a seed bin for storing a plurality of plant seeds and a materials bin for storing a growing medium, enables a first tray and a second tray to move to a plurality of positions. At vacuum needle generates a vacuum suction at a tip sufficient to extract a plant seed from a bin. A robot arm, moves the vacuum needle to a plurality of positions. Circuitry controls the motor. When the vacuum suction from the vacuum needle is removed, the seed picked up by the vacuum needle is released into a capsule body.

The invention provides an under-forest ecological allium victorialis planting method and application, and the method comprises the following steps: after gibberellin treatment and low-temperature sand storage germination acceleration of seeds, sowing and seedling raising are performed in an under-forest or sunshelter high bed with the canopy density of 0.3-0.5, and 2-year-old seedlings are cultivated; transplanting in early April or late September according to the line spacing of 15 cm and the plant spacing of 4-6 cm, and cultivating to obtain 3-4-year-old strong seedlings; then a forest stand with the canopy density of 0.5-0.7 is selected, and field planting is conducted according to the line spacing of 20-30 cm and the plant spacing of 15-30 cm; through intertillage weeding, fertilization and pest and disease management, seedlings are harvested by adopting a three-year ring harvesting method or tender leaves are harvested by adopting a leaf breaking method. According to the method, the problems of low emergence rate, unstable yield, uneven quality and the like caused by direct planting in a wild environment are effectively solved, high-quality, stable-yield and efficient production of allium victorialis is realized, and a reliable mode is provided for utilization of northern forests and development of under-forest economy.

The invention provides a seeding control method and device of a no-tillage seeding machine and a storage medium, and relates to the technical field of automatic seeding control. The method mainly comprises the following steps: acquiring sowing type, working type and fault type signals through multi-type sensors at key parts of the no-tillage planter; preprocessing the various signals to obtain standardized sowing type, working type and fault type signals; calculating a target rotating speed of a seeding motor and generating a rotating speed control instruction based on an input seeding interval and a standardized seeding type signal, calculating a hydraulic proportional valve correction current signal and generating an action instruction based on a standardized working type signal, and judging abnormity and generating an alarm instruction based on a standardized fault type signal; driving the seeding disc to rotate according to a target rotating speed, and adjusting a piston rod of an oil cylinder to stretch out and draw back for fault display. According to the invention, through a multi-sensor closed-loop process, the functions of seeding rotation speed control, downward pressure adjustment and fault alarm are integrated, integrated control is realized, the seeding automation degree is improved, and the operation continuity is guaranteed.

The utility model discloses a seeding machine, and mainly relates to the technical field of seeding equipment. Comprising a rack, a crankshaft is horizontally arranged on the rack, a seed bin is arranged below the crankshaft, the seed bin is fixed to the rack, a seed taking device is arranged on the seed bin, the seed taking device vertically penetrates through the seed bin and is in sliding connection with the seed bin, and a seed taking groove is formed in the lower portion of the outer wall of the seed taking device. The bottom surface of the seed taking groove is an inclined surface which is high inside and low outside, a first connecting rod is arranged at the top of the seed taking device, one end of the first connecting rod is hinged to the seed taking device, the other end of the first connecting rod is connected with a first crank throw on the crankshaft, and a soil separating mechanism is arranged below the seed taking device; according to the utility model, seeds can be directly sown in soil, so that accurate sowing is realized.

The application discloses a kind of cultivation methods of konjak, belong to konjak planting technical field, the present application is to the pretreatment konjak seed potato of sterilization in nitrogen and ozone mixed atmosphere steam treatment, not only strengthen the growth potential of konjak seed potato, and fully activated the catalase in seed potato, create excellent intracellular environment for promoting subsequent seed potato germination, heat shock seed potato is soaked in activation liquid and activated, brassinolide, calcium sulfate, ethiofencarb and sodium complex nitrophenol in activation liquid activate the cytokinin oxidase in cell, and then regulate seed potato germination speed and germination quality, effectively solve the problem of low seedling rate of offspring konjak and yield decline.The activation seed potato is sowed in nutrient soil, effectively improves the content of nutrient substance in harvested konjak.

The high-frequency vibration has support cutting type anti-blocking straw cleaning device, including frame, the front of frame is the installation fork, the installation fork is provided with the installation shaft, the installation shaft is provided along the left and right horizontal direction, the installation shaft is rotatably installed with the horn type notch disc cutter, the outer edge of horn type notch disc cutter is uniformly distributed with a plurality of horn cutters, the outer edge of horn cutter has a blade structure; the above, the horn type notch disc cutter and the high-frequency vibration cutter are single-blade cutters, the horn type notch disc cutter and the high-frequency vibration cutter can efficiently and high-quality cut off the straw and weeds that are easy to cause blockage in front of the furrow opener, and the two groups of grass wheel assemblies can also distribute the straw and weeds to the two sides of the furrow opener to a certain extent, and the anti-blocking effect is good.

A closing assembly for an agricultural row unit to be mounted on a trenching implement and configured for trench closing functions of various seeding, fertilizer, soil amendments, and soil working purposes. An example of the closing assembly includes a mounting frame for attaching to the agricultural row unit of the trenching implement. At least one mounting arm having a first end is connected to pivot about a mounting axis on the mounting frame, and a second end movable to different heights in response to pivotable movement of the first end. A handle is operatively associated with the mounting arm and moveable between at least two separate positions corresponding to the different heights of the second end of the mounting arm. At least one closing wheel is rotatably mounted on the second end of the mounting arm to move between each of the different heights.