2049 results about "Sowing" patented technology

The invention relates to the technical field of intelligent monitoring, and particularly discloses an agricultural machine remote monitoring system based on big data and a block chain technology, and the system carries out the image analysis of an agricultural machine sowing operation image collected by a camera through a computer vision technology based on deep learning. And image similar information among the positions of the agricultural machinery seeding operation image is excavated to represent the seeding uniformity of the agricultural machinery, so that whether the agricultural machinery seeding is uniform or not is intelligently judged. Therefore, remote monitoring and evaluation of the operation quality of the agricultural machine can be realized, and abnormal problems in the operation of the agricultural machine can be found and solved in time, so that the efficiency and quality of agricultural production are improved.

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 provides an automatic navigation and positioning method for agricultural equipment, and the method comprises the steps: obtaining the root system residue distribution data of a previous crop and the soil hardening difference, building a correlation model of the crop root system residue distribution and the soil hardening difference, and determining a target tillage depth plan for the sowing of a next crop according to the correlation model; the operation track and depth parameters meeting the soil texture improvement requirements are applied to an automatic navigation and positioning system of agricultural equipment, and the operation process of the agricultural equipment is automatically controlled and dynamically adjusted; and based on the adjusted operation track and depth parameters, analyzing the long-term influence of an automatic navigation and positioning system of agricultural equipment on soil texture improvement in different growing seasons by tracking soil quality indexes, crop yields and root system distribution.

The invention discloses a seeding unit integrating visual feedback and calibration functions and a control method, and relates to the technical field of agricultural machinery, the seeding unit comprises a control system, a row spacing adjusting mechanism and a seeding depth control mechanism, the seeding depth control mechanism is connected with the row spacing adjusting mechanism, and the row spacing adjusting mechanism is connected with the control system; the control system is composed of an industrial camera and an image recognition module, the image recognition module comprises a broken ridge prediction control mechanism and a ridge center line fitting and sowing offset correction mechanism, and the ridge center line fitting mechanism recognizes ridge line boundaries and fits center line tracks. The broken ridge prediction control mechanism detects a ridge line interruption area and delays ridges according to the advancing speed and response of the seeding monomers. According to the seeding monomer integrated with the visual feedback and calibration functions and the control method, the visual identification technology is integrated to monitor the earth surface condition in real time, the response is quick, the control is accurate, and the seeding monomer is suitable for high-speed seeding operation under different terrain and soil conditions.

The invention belongs to the technical field of microorganisms, and provides a growth-promoting P.adami M6 and application thereof, the P.adami M6 is preserved in the China Center for Type Culture Collection, the preservation number is CCTCC No: M20242835, the preservation date is December 18, 2024, the preservation number is CCTCC No: M20242835, the preservation number is CCTCC No: M20242835, the preservation number is CCTCC No: M20242835, and the preservation number is CCTCC No: M20242835. The strain is separated from rhizosphere soil of field planting foxtail millet in the Inner Mongolia red peak area, and is obtained through artificial separation and purification; the strain has the growth promoting characteristics of nitrogen fixation, phosphorus dissolution, IAA production and siderophore production; the M6 fungicide is used for inoculating millet, so that the growth of millet seedlings can be obviously promoted, and the plant height, the root length and the overground part and underground part biomass of the millet are obviously increased; m6 is used as a microbial agent to soak seeds during sowing and irrigate a bacterial liquid once 7 days after sowing, so that the growth effect of millet is best.

The invention is suitable for the field of crop fertilization control, and provides a fertilization control method and system based on corn protective farming, and the method comprises the steps: synchronously collecting time-space multi-dimensional data of a target planting region, and constructing a multi-modal data cube; generating a seed fertilizer ratio decision vector; according to the seed-fertilizer ratio decision vector, controlling the multi-channel ratio of mechanical precision seed-fertilizer simultaneous sowing equipment, so as to realize the dynamic ratio and variable fertilization of the seed fertilizer; a multi-spectral image and soil moisture content data are collected through an unmanned aerial vehicle group, and a space-time continuous crop growth monitoring network is constructed; dynamically adjusting the topdressing amount and the water and fertilizer concentration of the unmanned aerial vehicle group based on the growth monitoring network data; according to the method, by constructing a multi-modal data cube, the dynamic proportioning and variable fertilization of seeds and fertilizers are realized, the proportioning precision is improved by utilizing fuzzy PID and machine vision, a space-time monitoring network is constructed by virtue of an unmanned aerial vehicle group, the dynamic adjustment of topdressing is realized, and a data-driven closed-loop fertilization system is formed.

The invention relates to the technical field of totally-closed artificial light plant factory planting, in particular to a totally-closed artificial light plant factory tomato seedling raising method, which is characterized in that each stage and each link in the whole cycle process of tomato growth are accurately controlled, and the tomato seedling raising efficiency is improved. Comprising the steps of nutrient solution management, irrigation frequency management and seedling raising environment temperature control in the stages of seed treatment, substrate preparation, sowing and germination acceleration, seedling raising and the like. The selection of a planting light source in the seedling raising stage is obtained through creative labor on the basis of a large amount of experimental data; the formula of the nutrient solution is also obtained on the basis of tomato characteristics and a large amount of experimental data in combination with creative labor; and the technical prejudice of conventional means is overcome, and the temperature condition of low-temperature treatment is adopted. All the technical means are organically combined and mutually influenced and promoted, and the technical problem of excessive growth of tomatoes in an artificial light environment can be effectively solved.

The invention provides a saline-alkali soil dry sowing pressing sowing yield increasing method, and belongs to the technical field of agricultural planting, and the method comprises the following steps: S1, seed treatment; s2, land consolidation; s3, sowing the seeds; and S4, pressing. According to the dry sowing, pressing and sowing yield increasing method for the saline-alkali soil, all links including seed treatment, land consolidation, sowing, pressing and the like are finely designed and optimally combined, special soil conditions and crop growth requirements of the saline-alkali soil are fully considered, and the germination rate of seeds, the survival rate of seedlings and the yield of crops can be remarkably increased; an efficient and feasible technical scheme is provided for agricultural development and utilization of the saline-alkali soil, and the method has wide application prospects and popularization value.

The invention discloses a double-roller cooperative equal-seeding-depth rotary tillage, seeding and ditching all-in-one machine which comprises a double-shaft rotary cultivator, a traction hanging frame, a double-roller cooperative device, a 7-shaped knife roller and a transmission mechanism, the traction hanging frame is connected with the upper end of the double-shaft rotary cultivator, and the double-roller cooperative device is connected with the rear end of the traction hanging frame through a connecting rod and a hydraulic rod; the 7-shaped knife roller is connected with the rear end of the double-roller cooperation device, the transmission mechanism transmits power of a tractor to the double-shaft rotary cultivator, the double-roller cooperation device and the 7-shaped knife roller, the wrapping performance of soil on seeds is guaranteed, roots of the seeds can be attached to the soil in the germination period, in addition, the seeds are sown on the concave face, the sowing cavitation performance is good, and the sowing efficiency is high. The sowing depth is consistent, and automatic operation of agricultural automatic mechanical equipment in ridges is facilitated.

The invention discloses a portable planting machine for corn cultivation, and relates to the technical field of corn planting.The portable planting machine comprises a main body, sliding grooves are symmetrically formed in the upper portion of the main body, the sliding grooves are slidably connected with a supporting plate, and the upper portion of the supporting plate is fixedly connected with a stirring box used for stirring corn seeds and chemical fertilizer; an oscillating mechanism is arranged on the lower portion of the supporting plate and used for preventing materials in the stirring box from being blocked, a flow guide box is fixedly connected to the lower portion of the stirring box, an intermittent discharging mechanism is arranged on the lower portion of the flow guide box and used for intermittently falling corn seeds, and a planting mechanism is arranged on the lower portion of the main body. The sowing spacing of the seeds can be accurately controlled through the intermittent discharging mechanism, and the situation that the seeds compete for nutrients, moisture and illumination due to the fact that the distance between the seeds is too short is avoided, so that it is guaranteed that each corn seedling can obtain sufficient growth resources.

An integrated device for soybean sowing and fertilization is provided, including a mobile base, a fertilizer storage unit is installed at one end of the upper side of the mobile base, a sowing box is installed at the other end thereof, a seed storage box is connected to the upper end of the sowing box, a sowing disc is rotationally installed inside the sowing box, a plurality of sowing troughs are arranged at an outer edge of the sowing disc, a quantity adjustment plate is slidably installed inside the sowing trough, a quantity adjustment mechanism for changing a position of the quantity adjustment plate is arranged on the sowing box, a sowing tube is installed at the bottom of the mobile base, a fertilizing chamber is installed at the bottom of the sowing tube, and the fertilizer storage unit is provided with a fertilizing mechanism.

The invention, which relates to the technical field of agricultural intelligent equipment, discloses an agricultural plant protection unmanned aerial vehicle sowing control system comprising a sowing flow field dynamic modeling and prediction module, an attitude regulation and control module, a speed matching module, a path compensation module, a visual monitoring module and a control strategy module. A flow field dynamic mapping model based on the flight height, the downward pressing airflow speed and the particle size and density of the scattered particles is constructed, particle drop point deviation is predicted in combination with flight real-time data, and a pneumatic coupling risk area is identified. Through flow field modeling prediction and attitude adjustment, trajectory compensation, speed control and visual feedback, adaptive regulation and control in the sowing process are realized, air scattering and nonlinear collapse are effectively prevented, seedling burning, germination failure and pesticide residue risks caused by over-dense sowing are avoided, the operation uniformity and the agricultural effect are improved, and the method has practical value and popularization prospects.

The invention discloses a seeding robot applied to precise quantitative seeding and a control method thereof.The seeding robot comprises a walking mechanism, a ditching mechanism, a seeding mechanism and a control module, the ditching mechanism comprises a furrow opener, a lifting module and two limiting stoppers, and when the lifting module drives the furrow opener to move downwards, the limiting stoppers drive the furrow opener to move downwards; the limiting stopper abuts against the outer side of the upper half part of the first ditching assembly and the outer side of the upper half part of the second ditching assembly, so that the tail end of the furrow opener is changed from a closed state to an open state, and when the lifting module drives the furrow opener to move upwards, the tail end of the furrow opener is changed from the open state to the closed state; a seed outlet of the seeding mechanism is positioned right above the tail end of the furrow opener. According to the application, full-automatic precise-quantification seeding can be realized.

The invention discloses a soil secondary compacting device with an adjustable compacting range for agricultural seeding, and belongs to the technical field of soil compacting, the soil secondary compacting device comprises a frame, a support steel frame is fixed on the frame, and two groups of compacting mechanisms arranged front and back are arranged on the support steel frame; the pressing mechanism comprises a fixed support fixed to the supporting steel frame, a fixed pressing wheel is rotationally connected to the fixed support, and a plurality of movable pressing wheels which are sequentially arranged in the axis direction are arranged on one side of the fixed pressing wheel. The fixed pressing wheel and the movable pressing wheel of the pressing mechanism on the front side and the corresponding fixed pressing wheel and the corresponding movable pressing wheel in the pressing mechanism on the rear side are distributed in a staggered mode. And a shifting mechanism for adjusting the positions of the movable pressing wheels in the pressing mechanism and further adjusting the distance between the fixed pressing wheels and the movable pressing wheels and the distance between every two adjacent movable pressing wheels is arranged on the fixed bracket. By adjusting the position of the movable pressing wheel, the compaction range is rapidly adjusted.

The invention relates to an aerial seeding seed microenvironment prediction system based on sand grain motion simulation and a method thereof, belongs to the field of unmanned aerial vehicle aerial seeding technology and environment simulation prediction, and provides a method for acquiring environment data through a multi-source heterogeneous micro-scale sensing network, predicting flow field data by using a sand grain-airflow coupling simulation engine driven by a graph neural network, and predicting the flow field data by using a multi-source heterogeneous micro-scale sensing network. And calculating a seed motion track and an anti-displacement coefficient through a seed-sand multi-physics field coupling behavior prediction model, and generating a displacement risk probability distribution diagram. And the self-adaptive aerial seeding parameter intelligent optimization system optimizes the hovering height and the ejection parameters according to the parameters, and precise ejection is realized through a variable-rigidity ejection execution mechanism. According to the system, the anti-displacement coefficient of the seeds is remarkably improved to 2.8 times, the problem that the seeds are prone to displacement in the sand wind environment is effectively solved, the precision and success rate of aerial seeding of the unmanned aerial vehicle are improved, and efficient technical support is provided for desertification control.

The invention discloses a soybean controlled-release fertilizer and seed-fertilizer simultaneous-sowing layered fertilizer distributor, and belongs to the field of soybean planting. Comprising a bottom plate, and three discharging mechanisms are arranged on the lower surface of the bottom plate; three linkage mechanisms are fixedly connected to the front portion of the upper surface of the bottom plate. A driving mechanism is arranged on the right side of the upper surface of the bottom plate; deep scarification mechanisms are symmetrically arranged on the right side of the lower surface of the bottom plate front and back; first supports are fixedly connected to the left side of the lower surface of the bottom plate in a front-back symmetry mode, first rolling wheels are rotationally connected to the opposite sides of the two first supports through rotating shafts, a shaft rod is jointly and fixedly connected to the opposite sides of the two first rolling wheels, and a first transmission wheel is fixedly connected to the outer side wall of the shaft rod. According to the seed-fertilizer simultaneous-sowing layered fertilizer applicator for the soybean controlled-release fertilizer, the stirring mechanism is driven to work through transmission of the first roller, fertilizer caking can be effectively prevented, smooth discharging is guaranteed, and a good foundation is laid for follow-up sowing and fertilizer applying operation.

The invention discloses streptomyces DLS188 and application thereof, and belongs to the technical field of microorganisms. The preservation number of the strain is CGMCC (China General Microbiological Culture Collection Center) No.33250. The strain is high in humic acid production capacity when being used for fermenting lignocellulose, and the strain is used for fermenting rice straw powder and wheat bran to prepare DLS188 bacterial fertilizer. After the DLS188 bacterial fertilizer is added into soil and wheat is sown, agronomic characters such as the plant height, the leaf length and the leaf number of the wheat can be remarkably promoted. Research on the soil after wheat sowing is completed shows that the addition of the DLS188 bacterial fertilizer significantly changes the microbial community of the soil, increases the diversity and abundance of the microbial community, and increases the content of humus in the soil. It is further shown that the DLS188 bacterial fertilizer is beneficial to adjustment of the soil microbial community structure and can be used for soil improvement. And the method has important significance for realizing resource utilization of agricultural straws.

The invention relates to the technical field of leymus chinensis planting, in particular to a method for planting leymus chinensis in a salinized sand land, which is used for interplanting mousse winterplant in an oat land. The row spacing is 80 cm, the sowing depth is 1-1.5 cm, the sowing amount is 0.5 kg / mu, sowing is carried out in line, and 27.8 kg / mu urea (N is greater than or equal to 46%) is applied as a base fertilizer. Timely irrigation. The fertilizer is applied once in spring every year. A test nitrogen fertilizer is urea (N > = 46%), a phosphate fertilizer is triple superphosphate (P2O5 > = 44%), a potash fertilizer is potassium sulfate (K2O > = 52%), and timely irrigation is carried out. According to the invention, not only is a proper fertilizer combination provided, but also the growth, development and asexual reproduction capabilities of leymus chinensis are greatly improved. The planting effect of leymus chinensis can be effectively improved, the yield and quality of leymus chinensis are improved, and good practicability is achieved. Meanwhile, the formula is economical and reasonable, and is easy to popularize and apply.

A method for estimating crop yield of an analyzed area, which is a region of interest, according to which imagery data is acquired from one or more remotely sensed sources, using a remote sensing platform or one or more satellites. A remotely sensed LAI of the analyzed area is generated by fusing the acquired imagery data and the sowing date of the analyzed field is detected by processing the imagery data. The detected sowing date and a sowing date window are fed into a crop simulator (e.g., APSIM) and a set of predetermined parameters representing the state of the analyzed area is then generated, and fed into the crop simulator. The crop simulator generates a plurality of LAI simulations, each corresponding to a different combination of parameters. Only LAI simulations in which the simulated LAI best matches the remotely sensed LAI are identified and selected, while omitting all other LAI simulations. Finally, the yield prediction that corresponds to the simulation(s) with the best match, are selected.

The invention relates to an ecological restoration method for a high and cold mine, and belongs to the technical field of ecological restoration. The ecological restoration method for the high-cold mine comprises the step of performing ecological restoration on the high-cold mine by adopting vegetation configuration of shrubs, herbaceous plants A and herbaceous plants B, the herbaceous plants A comprise at least four of elymus dahuricus, siberian wildrye herb, festuca arundinacea, bluegrass, stipa purpurea, ryegrass, frozen artemisia stelleriana and herba artemisiae annuae; the herbaceous plant B comprises at least three of artemisia desertorum, plantain herb, alfalfa, astragalus membranaceus, dandelion and oxytropis philippinarum; the shrub species comprise at least two of sophora moorcroftiana, sabina vulgaris, sea-buckthorn, caragana and buddleia. According to the method, specific vegetation configuration of shrubs, herbaceous plants A and herbaceous plants B is adopted, and soil microorganism resources are recovered quickly; the extreme environment of high and cold mines can be overcome; the ecological system is quickly and efficiently restored, only one-time sowing is needed, and the cost is low; the vegetation and microorganisms interact with each other, so that the survival rate of the vegetation is high.

The invention relates to the technical field of saline-alkali soil treatment, and discloses a light and moderate saline-alkali soil alfalfa seedling protection and strong growth promotion planting method which comprises the following steps: S1, soil pretreatment and root zone microenvironment construction; s2, seed treatment and space-time double-salt-avoiding sowing; s3, microbial inoculum synergistic application; s4, water and fertilizer integration and accurate management; s5, dynamic regulation and control in the growth period, a low-salt root zone microenvironment is constructed through combination of physical obstruction and biological improvement, salt ascending is inhibited by using a slag salt isolation layer, fertility is improved by using an organic layer, and stress resistance is enhanced by adopting a salt-tolerant variety, climate window sowing and aerogel embedding fungicide; precise regulation and control are achieved through water and fertilizer integrated drip irrigation, the stability of a root zone is maintained by combining intertillage and directional topdressing, finally, the seedling emergence uniformity and the seedling stage survival rate are remarkably improved, and robust growth of plants in saline-alkali soil is promoted.

The invention provides a grass seed spray-seeding device for landscaping, and belongs to the technical field of seeding equipment.The grass seed spray-seeding device comprises a rack used for being fixedly installed on a carrying vehicle body; the snake bone pipe is movably arranged on the rack and extends out of the rack, the snake bone pipe comprises a plurality of joints which are arranged in a mutually hinged mode, and the joints jointly form a hollow tubular structure; the feeding hose is arranged in the multiple joints in a penetrating mode, a plurality of discharging spray heads are arranged on the feeding hose, and the multiple discharging spray heads penetrate out of the joints and right face the ground; the first feeding assembly is used for storing and conveying grass seeds to the feeding hose; the driving assembly is used for driving the snake bone pipe to be bent in the vertical direction and fixed to the bent position. The grass seed sowing device can effectively solve the problem of adaptation of existing sowing equipment in a downwards-bent or upwards-protruding terrain, efficient and uniform grass seed sowing is achieved, and the greening effect is improved.

The invention provides a loess slope unmanned aerial vehicle ecological restoration method and system based on water-retaining agent blending, and the method comprises the steps: preparing a composite water-retaining agent from sodium polyacrylate and biochar, coating grass seeds with a double-layer coating, and mixing the composite water-retaining agent, the coated grass seeds and a fertilizer to form a mixed matrix; a bio-based binder is sown in a to-be-sown area of a wind power plant slope and a photovoltaic power station, and a pre-sown area is obtained; when the pre-sowing area is a side slope, sowing the mixed matrix in a side slope mode of an unmanned aerial vehicle self-adaptive sowing mechanism; when the pre-sowing area is the flat ground, sowing the mixed matrix in a flat ground mode of an unmanned aerial vehicle self-adaptive sowing mechanism; after the sowing of the mixed matrix is completed, the microbial agent is additionally sprayed, the stress resistance of plants is improved, and the grass seed sowing success rate is effectively improved through the water retention of the grass seeds and the sowing control of the grass seeds according to conditions, so that the ecological restoration of the wind power plant land is facilitated.

The invention discloses an intelligent sowing unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicles, the intelligent sowing unmanned aerial vehicle comprises a vehicle body and wings, and the wings are fixedly mounted on the surface of the vehicle body; the storage barrel is fixedly mounted at the bottom of the machine body; the discharge hole is fixedly formed in the bottom of the storage barrel; the spraying head is rotationally mounted on the surface of the discharging opening; the water suction pump is fixedly installed at the bottom of the inner wall of the material storage barrel, and the end, away from the material storage barrel, of the water suction pump is fixedly installed on the surface of the discharging opening; the feeding hole is fixedly formed in the surface of the storage barrel; the fixed seat is fixedly mounted on the surface of the machine body; the support frame is fixedly mounted on the inner wall of the fixed seat; the motor is fixedly mounted in the machine body; a reciprocating screw rod stirs the pesticide in the storage barrel through rotation of a stirring plate, so that the pesticide effect is prevented from being affected by insufficient pesticide mixing caused by standing precipitation of the pesticide.

The invention discloses a rapid spore propagation method of a cyatheridae rare fern type pteridium aquilinum var. Spinulosa var. Spinulosa. Comprising the following steps: (1) collecting and storing spores; (2) selecting and preparing a spore culture medium; (3) spore treatment and sowing; (4) culturing spores; (5) observing and maintaining gametophytes; (6) transplanting sporophyte young plants; (7) seedling management and protection; (8) transplanting seedlings. When seedlings in the seedling raising box grow to about 5-8 cm high, the seedling raising box is moved into a non-imitation cloth seedling raising bag in an outdoor greenhouse nursery. Compared with tissue culture, the method has the advantages of high success rate, simplicity and high efficiency. A manual climatic box is not needed in a spore-gametophyte cultivation stage, but on a light-cared cultivation frame, so that the operation is simple and easy, and the limitation of space is avoided.

The invention relates to the technical field of rotary tillage sowing equipment, and discloses a rotary sowing and ditching all-in-one machine which comprises a first machine frame, one end of the first machine frame is connected with a second machine frame, a lifting mechanism used for adjusting the height of the second machine frame is arranged between the first machine frame and the second machine frame, and a pressing roller set is arranged at the bottom of the second machine frame. The first pressing roller and the second pressing roller are used for pressing before and after furrowing of the disc furrow opener, so that the top surface of a field ridge formed by furrowing and furrowing through the notch disc and the digging bucket disc is flat, the side wall of the furrow is leveled through the pressing disc, the field ridge is prevented from scattering in the furrowing process of the planting furrow, and the furrow furrowing efficiency is improved. In the process that the first pressing roller is matched with the soil dividing mechanism to level the soil surface and the subsequent planting furrow opening process, soil on the two sides of the disc furrow openers is compacted, and soil dug out of the planting furrow is reduced, the space between the disc furrow openers is increased and soil blockage is avoided while the compaction is not performed and the disc furrow openers act on the soil compactness.

The invention relates to the related technical field of agricultural equipment, and discloses sowing, fertilizing and irrigating integrated intelligent agricultural equipment which is characterized in that according to the change of resistance when an impact drill bit is inserted into a seedling root soil layer, water retaining blocks at different heights on a flow dividing block are triggered to be opened by combining the adaptive compression deformation action of a first spring; therefore, the advantage of automatically changing the amount of the liquid fertilizer conveyed into the soil under the limitation of the rated insertion distance and the rated time is achieved, and the problems of dysplasia and root rot caused by too much or too little fertilizer due to different absorption effects of different seedling roots on the fertilizer due to different soil drying conditions of the seedling roots are solved. The problems that when existing sowing, fertilizing and irrigating integrated intelligent agricultural equipment conveys liquid fertilizer into soil, it is difficult to judge the drying conditions of soil layers at different seedling growing and planting positions in real time, and the amount of fertilizer conveyed into the soil is automatically controlled according to the drying conditions of the soil are solved.

The invention relates to the field of vegetable planting, and discloses a convenient-to-operate vegetable seedling growing frame with a boss, which comprises a main frame, the inner side wall of the main frame is rotatably connected with a plurality of groups of bull gears, the surfaces of the bull gears are wound with chains, the front end of the main frame is provided with the boss, and the center of the boss of the main frame is provided with a seeding assembly. The seeding assembly comprises a seed box, and the inner wall of a sliding groove in the bottom end of a seed filtering plate is in contact with a limiting spring. According to the device, innovative design of a plurality of links including sowing, soil covering, irrigation, harvesting and the like is covered, the sowing assembly can accurately screen seeds of different sizes and uniformly sow the seeds, the soil covering assembly ensures that soil covering is uniform and accurate, the irrigation system realizes cyclic utilization of water resources, the harvesting assembly can efficiently and nondestructively complete vegetable harvesting and collection, all links are in close fit, and the working efficiency is improved. The overall efficiency and quality of vegetable seedling raising are greatly improved, and the labor intensity and complexity of manual operation are reduced.

The present application provides a kind of active helical pushing type gap straw cleaning wheel for straw returning, including active blade rotating shaft, right helical gap blade group and left helical gap blade group, and gap blade group includes multiple helical gap blades.The intersection of right helical gap blade and left helical gap blade is fixed together, and symmetric to each other.Gap blade group is fixed with active blade rotating shaft, and helical blade contacts soil during operation, and pushes straw on soil to both sides, and the size of helical gap blade outer diameter and the rotating speed of active blade rotating shaft are changed to improve the returning efficiency of straw.The gap depth of helical gap blade is consistent and staggered, to improve the quality of sowing belt straw cleaning, form a more clean sowing belt, and the soil driven by blade can flow out of the gap to reduce the amount of soil.The present application efficiently cleans the straw on sowing belt under the premise of minimizing the amount of soil, improves the quality of no-tillage seeding, and is beneficial to crop yield increase.

The invention discloses an intelligent agricultural seeding device for agricultural planting, and belongs to the field of agricultural planting.The seeding device comprises a connecting box, the connecting box is fixedly connected to the front face of a box body, a connecting plate is fixedly connected to the side face of the box body, a side plate is fixedly connected to the front face of the connecting plate, and two sliding rods are fixedly connected to the side face of the side plate; the two sliding rods are fixedly sleeved with fixing blocks, the outer walls of the two sliding rods are slidably connected with four moving blocks, V-shaped hinge rods are hinged to the back faces of the fixing blocks and the four moving blocks, an electric rotating disc is assembled on the side face of the side plate, and an electric telescopic rod is fixedly connected to the side face of the electric rotating disc. The side face of the electric telescopic rod is fixedly connected with a driving plate. Compared with the prior art, the automatic seed discharging process is achieved, the adjustable seed discharging distance is achieved, the uniformity, accuracy and high efficiency of sowing are ensured, and the efficiency and quality of sowing operation can be greatly improved in practical application.