63 results about "Land improvement" patented technology

The invention provides a water-retaining material as well as a preparation method and application thereof, and finds that corn glume has extremely high water absorption rate and can be used as an excellent water-retaining material. The glume is obtained by crushing corncobs and then carrying out winnowing and gradient sieving, and the particle size is 2-3mm. In order to effectively utilize the material, the obtained corn glume, a binder, an expanding agent and water are mixed and granulated to prepare water-retaining agent particles, and the water-retaining agent particles are easy and convenient to apply, high in water-retaining capacity and capable of effectively improving the water-retaining capacity of soil and improving the temperature, humidity, conductivity and bulk density of the soil; therefore, the method has important commercial value for soil and land improvement.

The invention provides a method for improving land through cooperation of coal-based solid waste and agricultural waste, and belongs to the technical field of solid waste reutilization. According to the method, coal gangue and other solid waste are used as main raw materials, different application modes are provided for mine area land restoration and desertification land improvement, the scientific, reasonable, economical and safe ecological restoration mode is adopted, the requirements for mine area land desertification and ecological restoration of a mine area are met, and the method is suitable for popularization and application. And a feasible solution is provided for regions taking coal-based industry and animal husbandry as the pillar industry, and the ecological restoration effects of treating waste with waste and turning waste into wealth are achieved. Results of the embodiment show that when the method provided by the invention is used for land improvement, the volume weight and the field moisture capacity of the soil can be effectively improved, nutritional ingredients in the soil are greatly improved, and the improved soil meets the standard of Soil Environment Quality Agricultural Land Soil Pollution Risk Management and Control Standard (Trial) (GB15618-2018).

The invention discloses a global land comprehensive improvement coupling evaluation and decision optimization method and system, a medium and a product, and relates to the field of land improvement evaluation. The method comprises the following steps: extracting first data of each suitability index from basic data of global land comprehensive improvement to obtain an improvement suitability index; calculating the change rate of each benefit index according to the second data before renovation and the third data after renovation so as to obtain a renovation benefit index; the coupling coordination degree of the target geographic unit is calculated based on the improvement suitability index and the improvement benefit index, and when the target geographic unit needs to be optimized, a differential improvement optimization strategy for the target geographic unit is matched and generated from a preset strategy knowledge base according to the coupling mismatch type to which the target geographic unit belongs; and generating a resource allocation scheme with the expected comprehensive benefit maximization under the renovation resource constraint condition input by the user. By implementing the technical scheme, the suitability and the benefit of global land comprehensive improvement can be scientifically evaluated.

A method for identification of land improvements in a given parcel of land that includes generating a first training data set by clipping a large image of a parcel of land into individual parcel images each including images of improvements, and each improvement being labeled with an improvement type, providing the individual parcel images to a first classification model, training the first classification model based on the individual parcel images to identify unlabeled improvements in a parcel image and to obtain a multi-label classifier, generating a second training data set of images, and training a second, semantic segmentation model based on the second training data set.

The invention relates to the technical field of irrigation saline-alkali soil improvement, in particular to an irrigation saline-alkali soil improvement method based on straw adsorption and water conservancy regulation, which comprises the following steps: acquiring multi-depth soil parameters and surface meteorological data of an irrigation area, and establishing a soil water-salt dynamic migration coupling model; calculating a vertical moisture flux and a plowing layer net salt flux by using the model; calculating an accumulated salt return risk index to obtain a salt return risk grade; building a straw decomposition index by using multi-depth soil parameters; on the basis of the straw decomposition index, updating the soil water and salt dynamic migration coupling model; in response to the fact that the salt return risk level is a high risk, constructing an optimization objective function; resolving and optimizing the objective function to obtain an optimal irrigation strategy; outputting an optimal irrigation strategy to an irrigation control system, and feeding back the optimal irrigation strategy to the model as an irrigation rate; according to the invention, threats can be identified before a high-risk salt return event occurs, the timeliness and initiative of regulation and control are improved, and the balance between treatment benefits and economic cost is realized.

The invention discloses a natural recovery method and device for a historical remaining mine. The method comprises the following steps: receiving geographical location information and climate information of a to-be-recovered historical remaining mine; fusing and identifying the multi-source remote sensing data for the historical remaining mine, and determining the to-be-recovered region type of the to-be-recovered region; according to the to-be-recovered region type, determining a recovered target region type; superposing terrain, soil, hydrology and pollution data by using a geographic information system (GIS) to generate a recovery potential coefficient; the recovery potential coefficient is used for adjusting a recovery target; making an ecological restoration plan according to the restoration target, the geographic position information, the climate information and the target area type; according to an ecological restoration plan, a ground robot is used for land improvement and sensor laying, an aerial robot is used for sowing, deinsectization, nutrient spraying and microorganism putting, and an intelligent irrigation system is used for irrigation; monitoring information is obtained; and adjusting and refining the ecological restoration plan based on the monitoring information.

The invention discloses a loess region key section water and soil loss treatment method comprising the following steps: 1, carrying out landform analysis on a loess region to accurately identify a key section area with high risk of water and soil loss; step 2, carrying out terrace transformation on the key section by adopting a terrace type land reclamation technology, and introducing a water and soil conservation system and a drainage system at the same time; step 3, constructing a soil erosion prevention and control system mainly based on biological measures, including but not limited to vegetation restoration and application of a soil conditioner; 4, a water and soil loss monitoring system is established to monitor the treatment effect, regular maintenance is conducted through a maintenance mechanism, and the problems that a traditional water and soil loss treatment method is low in efficiency and not lasting in treatment effect are solved.

The utility model discloses a ploughing device for land improvement relates to farming equipment technical field, including ploughing subassembly and mounting seat, ploughing subassembly and mounting seat are fixedly connected, mounting seat includes fixed plate and two semi-circular plate, two semi-circular plate are fixedly installed in fixed plate one end middle part both sides, the semi-circular plate is fixed in fixed plate one end middle part both sides, the semi-circular plate is fixed in fixed plate one end middle part both sides, the semi-circular plate is fixed in fixed plate one end middle part. And semicircular worm wheels are fixedly mounted in the middles of the two semicircular plates. When the ploughing angle is adjusted, the motor is started through external equipment to drive the worm to rotate, the sliding block is meshed with the semicircular worm gear, the worm can move along the angle of the semicircular worm gear, and the sliding block can also move along the sliding groove in the process. And then the fixed seat and the plowing angle of the whole plowing assembly connected with the fixed seat are driven to be adjusted, so that the device can be adjusted to the angle more suitable for turning and loosening soil according to the soil hardness, the plowing operation efficiency is improved, and the energy consumption and the operation time are reduced.

The application discloses a sludge directional hydroxyl radical wall-breaking drying and deodorization method and system, and belongs to the technical field of sludge harmless and resourceful treatment. The application generates hydroxyl radicals in-situ in a sludge system by nano-catalytic coupling with a weak electric field, and makes the hydroxyl radicals preferentially act on microbial cell walls and malodorous substances by precisely controlling the concentration of the hydroxyl radicals, the reaction time and the pH of the system, so that cell wall breaking, water releasing, dehydration drying and source deodorization are realized. Meanwhile, the deep oxidation and mineralization of macromolecular organic matter are inhibited, and the organic carbon source and nutrient components are maximally reserved. The moisture content of the treated sludge is significantly reduced, the sludge is odorless, the organic matter retention rate is greater than or equal to 85%, and the sludge can be directly connected with anaerobic digestion, aerobic fermentation composting or land improvement utilization. The application has the characteristics of fast treatment speed, low energy consumption, no secondary pollution and strong resource connection, solves the problems of long cycle of traditional processes, malodorous emission and organic matter loss caused by excessive oxidation, and is suitable for efficient pretreatment of high-organic sludge such as municipal sludge and food sludge.

The invention relates to the technical field of land improvement, in particular to a saline-alkali land pasture planting irrigation system which comprises a soil humidity detection module, a water source treatment module, an irrigation execution module and a control module. Wherein the soil humidity detection module is used for detecting real-time humidity data of soil, transmitting a detection signal to the control module in real time and judging whether the detection data of the soil humidity detection module is accurate or not, and then the control module outputs an adjustment instruction to the irrigation execution module for irrigation adjustment. Relatively stable comparison data are provided through physical detection of the humidity comparison unit, comparison is carried out in combination with data of the soil detection module, excessive deviation of the data of the soil detection module can be found in time, corresponding irrigation adjustment is adjusted, corresponding components are maintained or replaced, and it is ensured that an irrigation scheme meets soil requirements.

The present invention discloses a method for comprehensive land consolidation planning based on three-dimensional modeling and auxiliary decision-making analysis, which relates to the technical field of comprehensive land consolidation planning. Specifically, the method includes the following steps: based on a generated three-dimensional terrain model, identifying areas with continuous slopes and height-difference fractures at the slope foot, marking them as sensitive areas for sliding structure interference, and evenly dividing them into a number of sliding configuration sub-areas; obtaining and analyzing the slope sliding interference configuration information of each sliding configuration sub-area, evaluating the potential degree of sliding risk of each sliding configuration sub-area, and dividing each sliding configuration sub-area according to the evaluation results; based on the division results of each sliding configuration sub-area, respectively executing corresponding slope reinforcement measures and dynamically regulating them. The present invention solves the problem of risk misjudgment caused by unclear identification of the slope foot fracture, and achieves accurate identification of sliding slopes and dynamic reinforcement response.

This invention provides a micro-electric field synergistic graphite / humic acid saline-alkali land improvement system and its construction method. The saline-alkali land improvement system includes a saline-alkali land improvement fertilizer and a low-voltage power supply system. The saline-alkali land improvement fertilizer is a four-layer composite particle, consisting of a core layer, an inner transition layer, an isolation layer, and an outer layer from the inside out. The outer layer contains modified graphite that has undergone surface hydroxylation and magnetic field-induced alignment treatment. The low-voltage power supply system is used to apply intermittent direct current to the saline-alkali land improvement fertilizer, which is distributed in the soil in an intermittent manner, to establish a micro-electric field between adjacent amendment strips. The saline-alkali land improvement fertilizer of this invention solves the problems of salt rebound and short-term effects of single amendments, and significantly improves the improvement efficiency of severely saline-alkali land. By establishing a micro-electric field inside the soil, a directional driving force is applied to charged salt ions, causing them to quickly detach from the crop root zone and be efficiently captured and fixed by the functional components in the formula, thereby improving the desalination rate and improvement depth.

The invention belongs to the technical field of land improvement, and particularly relates to an agricultural land improvement device which comprises a frame, and walking wheels are rotationally arranged at four corners of the frame; the topsoil crushing and transferring mechanism is arranged in the frame, the soil inlet end of the topsoil crushing and transferring mechanism is located below the front end of the frame, the soil outlet end of the topsoil crushing and transferring mechanism is located below the rear end of the frame, and the topsoil crushing and transferring mechanism is used for crushing and transferring topsoil of the land needing to be improved and repaired; the deep soil crushing and transferring mechanism is arranged in the frame, the soil inlet end of the deep soil crushing and transferring mechanism is located below the rear portion of the soil inlet end of the surface soil crushing and transferring mechanism, and the soil outlet end of the deep soil crushing and transferring mechanism is located above the rear portion of the soil outlet end of the surface soil crushing and transferring mechanism. The deep soil crushing and transferring mechanism is used for crushing and transferring the deep soil of the land needing to be improved and repaired. The agricultural land improvement effect can be improved.

The invention discloses a saline-alkali soil improvement vehicle and a use method thereof, and relates to the field of saline-alkali soil treatment. A saline-alkali soil improvement vehicle comprises a compartment, a connecting piece used for being connected with driving equipment is arranged on one side of the compartment, a front axle is rotationally connected to the lower end of the side, close to the connecting piece, of the compartment, and front wheels are symmetrically and fixedly connected to the two ends of the front axle; when the running speed of the vehicle is changed, the rotating speed of the front wheel shaft is changed and is transmitted to the second rotating rod through the first transmission assembly, so that the rotating speed of the spiral propelling blade is correspondingly changed, and the material conveying amount is dynamically adjusted, for example, when the running speed of the vehicle is increased, the rotating speed of the spiral propelling blade is increased, and the material conveying amount is increased; when the running speed is reduced, the rotating speed of the spiral propeller blades is reduced, and the material conveying amount is reduced, so that the problem that the feeding amount is too large or too small due to the change of the running speed is solved, the feeding amount of improved materials such as desulfurization gypsum can be more accurately controlled, and the improvement effect is improved.

The utility model relates to the technical field of land improvement agents, and discloses a white slurry soil improvement agent application depth control device which comprises a fixing plate, the top of the fixing plate is fixedly connected with a supporting seat, the interior of the supporting seat is fixedly connected with a first motor, and the other end of an output shaft of the first motor is fixedly connected with a rotating shaft in a sleeved mode. And the other end of the rotating shaft is fixedly sleeved with a rotating plate. By arranging the rotating shaft, the rotating plate, the sleeve rod, the rectangular rod and the protective shell, when the first motor starts to operate, the rotating shaft drives the rotating plate to rotate, the rotating plate extrudes and pushes the sleeve rod, and the sleeve rod drives the rectangular rod and the protective shell to move downwards under the limiting action of the fixing plate; and finally, a second motor drives a drill bit to move vertically downwards together, so that the depth of a hole drilled by the drill bit in the ground is adjusted, the depth of subsequent fertilization is further influenced, and the application effect of the land conditioner is improved.

The utility model discloses a saline-alkali soil improvement device, and belongs to the field of saline-alkali soil improvement devices.The saline-alkali soil improvement device comprises a device body, a pushing handle arranged on the device body, fixing frames symmetrically arranged at the end, close to the pushing handle, of the device body and a protection structure used for protecting a ploughing device; an adjusting structure is arranged on the device body and comprises a guide frame fixedly arranged at the bottom of the device body, a two-way lead screw rotationally inserted into the guide frame, sliding blocks symmetrically arranged on the two-way lead screw in a threaded and sleeving mode and fixedly connected with a fixing frame, and a hand wheel fixedly connected to one end of the two-way lead screw. Through the design of the adjusting structure, a user can easily adjust the distance between the two fixing frames, the device can adapt to various ploughing devices with different models and lengths, and diversified ploughing requirements are met. A user can easily adjust the distance between the fixing frames only by rotating the hand wheel, and professional tools or complex dismounting and mounting processes are not needed.

The utility model discloses water and soil loss prevention equipment for comprehensive land improvement, which comprises a wrapping layer, grass seeds are filled in the wrapping layer, a stabilizing layer is arranged at the top of the wrapping layer, a plurality of inserting rods are uniformly inserted in the wrapping layer and the stabilizing layer, and the tops of the inserting rods are jointly and fixedly connected with a baffle. By means of the structure, when the wrapping layer and the stabilizing layer are stabilized through the baffles and the inserting rods, the effects of blocking water flow and reducing water and soil loss are achieved. After the grass seeds grow to form a vegetation covering layer, water and soil loss can be further effectively prevented, the problem that water and soil cannot be well protected in the grass seed production period is solved, effective protection on the land is achieved, and the risk of water and soil loss is reduced.

The invention discloses a surveying and mapping survey device for land improvement, and relates to the technical field of land improvement, the surveying and mapping survey device comprises a surveying instrument main body, a mounting support, a supporting bracket and a bracket joint, the bracket joint is arranged at the lower part of the supporting bracket, the upper part of the supporting bracket is connected with the mounting support, and the mounting support is connected with the surveying instrument main body; the supporting support comprises an inner pipe and an outer pipe, the outer pipe is connected with the inner pipe in a sleeved mode, a connecting end is arranged on the lower portion of the inner pipe and connected with the support connector through a bolt, and a hinge joint is arranged on the upper portion of the outer pipe and connected with the installation support. According to the surveying and mapping investigation device for land improvement, different foundation working conditions can be matched according to needs through the replaceable support connectors, the carrying cost of measurement equipment is reduced, and the operation turnover efficiency is greatly improved; and due to the scientific arrangement of the connecting frame, the problems of positioning deviation and operation blockage in the joint switching process are further solved, and rapid and accurate switching of the joints is achieved.

The invention provides a land ploughing device for land reclamation, and relates to the technical field of land reclamation, the land ploughing device comprises a fixed seat, a supporting seat is welded to the bottom of the fixed seat, a rotating column is rotatably mounted on the supporting seat, a roller is fixedly mounted on the rotating column, and a fixed hanging lug is welded to the side of the fixed seat; the feeding assembly comprises a feeding pipe. According to the device, the land is ploughed to form ditches through the ploughing knife, fertilizer or other objects in the feeding pipe fall into the ditches after ditching, the fertilizer is covered along with falling of soil on the two sides, the fertility of the soil is increased through the fertilizer, and therefore the land improvement requirement is met, quantitative falling of the fertilizer is achieved through movement of the movable block during feeding, and the fertilizer is prevented from falling off. When the movable seat drives the movable block to control feeding, the fixed rod moves up and down in the feeding pipe to extrude, push and crush the fertilizer, so that the fertilizer can conveniently fall down, and the influence caused by accumulation of the fertilizer at the feeding pipe is avoided.

The utility model discloses vibration impact type soil hardening crushing treatment equipment, and belongs to the technical field of agriculture and land improvement machinery, the vibration impact type soil hardening crushing treatment equipment comprises a bottom plate, and a connecting structure is arranged on one side of the top of the bottom plate; the device is novel in design and ingenious, hardened soil can be crushed more completely by arranging the crushing mechanism, after the plough turns the hardened soil, a first motor drives a rotating rod to rotate, the rotating rod then drives a rotating wheel and a crushing cutter to rotate, the turned soil is cut and crushed by the crushing cutter, and when the depth of the hardened soil is large, the soil is crushed more completely. The elastic screw can be unscrewed, the eccentric block is rotated, the vibration excitation degree of the eccentric block is changed, the elastic screw is tightened after adjustment is completed, scales are arranged on the surface of the eccentric block, more accurate angle adjustment can be achieved, rotation of the first motor is converted into high-frequency vibration through the eccentric block, deep hardening is broken, and the air permeability of soil is improved. And the practicability of the device is greatly improved.

The utility model discloses a leaching device for saline-alkali soil improvement, and relates to the field of saline-alkali soil improvement. The leaching device for saline-alkali soil improvement comprises a main pipeline, the main pipeline is composed of a plurality of selectable water conveying sections and a tail section, the water conveying sections and the tail section are each provided with a plurality of main pipe connectors, and the main pipe connectors are connected with branch pipelines or sealing covers; the branch pipeline is composed of a branch pipeline body and a plurality of branch pipe connectors, the branch pipe connectors are installed on the branch pipeline body, and the branch pipeline body is connected with a drip washing spray head or a plug. According to the drip washing device for improving the saline-alkali soil, a proper number of water conveying sections, branch pipelines and drip washing nozzles are selected according to the site condition of the saline-alkali soil, it can be ensured that drip washing water uniformly covers the whole saline-alkali soil area, and the situation of missing washing or repeated drip washing is avoided, so that the drip washing efficiency is improved.

The utility model discloses a land reclamation leveling device which comprises a bucket and a mounting frame, the mounting frame is arranged at the top of the bucket, the surface of the bucket is provided with an assembly adjusting mechanism matched with the mounting frame for use, and a material distribution plate is arranged on the rear side of an inner cavity of the bucket in a sliding mode. The front side of the material distribution plate is fixedly connected with a plurality of spacing blocks at equal intervals. According to the land improvement and leveling device, the material distribution plate and the spacing block which do reciprocating motion are arranged in the bucket, so that the material distribution plate and the spacing block can relatively and uniformly throw crushed soil shoveled into the bucket into the land through reciprocating motion, and then the land pit is made up, and then the mounting plate and the material shifting rod are arranged on the front side of the material distribution plate, so that the material distribution plate and the spacing block are convenient to mount. The material stirring rods can move along with the material distribution plate, and then relatively stir fed materials at the top of the conveying belt, so that the materials at the top of the conveying belt can be relatively flat, and follow-up discharging is facilitated.

The invention provides a blanket type soil plough layer reconstruction device, which belongs to the field of agricultural machinery, and comprises a soil digging cutter group, a soil plough layer and a soil plough layer, the first end of the soil conveying device is connected with the tractor through the transmission shaft set, and the height of the first end of the soil conveying device is lower than the height of the highest point of the soil digging cutter set and higher than the height of the lowest point of the soil digging cutter set; the movable supporting device is connected with the middle of the soil conveying device; the blanket laying device is connected with the first end of the soil conveying device and located below the soil conveying device; and during rotary tillage operation, one end of the material blanket is wound on the blanket paving device, and the other end of the material blanket is paved on the land. The invention aims to solve the problems of soil acidification, saline-alkali soil improvement, desertification control and the like in the prior art. The method has the technical effects that the problems of soil acidification, saline-alkali soil improvement, desertification control and the like are systematically solved.

The vinegar residue biological bacterial fertilizer preparation device comprises a device body and a top cover, the device body is sleeved with a lantern ring, absorbent cotton is embedded in the lantern ring, the absorbent cotton is sleeved with a mounting ring, the top of the lantern ring is fixedly connected with a funnel, the surface of the mounting ring is fixedly connected with a clamping block, and the clamping block is fixedly connected with the top cover. The surface of the mounting ring is fixedly connected with a top plate. According to the vinegar residue biological bacterial fertilizer preparation device for saline-alkali soil improvement, the device body is sleeved with the lantern ring, when materials need to be added into the device body, the lantern ring is directly sleeved with the device body firstly, then the materials can be added into the funnel, and when liquid splashes out in the feeding process, the device body is directly sleeved with the lantern ring; when the water-absorbing cotton is used for a long time and needs to be replaced, only the rod body of the water-absorbing cotton needs to be rotated, so that the rod body is separated from the inside of the buckle, and the feeding is more convenient.

The invention relates to the technical field of land improvement equipment, and discloses a compound fertilizer applying and spraying device based on land improvement, which comprises a frame body mounted at the tail end of a vehicle, a plurality of turning ploughs mounted on the front side of the bottom end of the frame body, and a plurality of soil covering plates mounted on the rear side of the bottom end of the frame body; the burdening assembly comprises a burdening part, a burdening box and two storage boxes, the burdening box is fixedly connected to the top end of the frame body, the two storage boxes are fixedly connected to the two sides of the top end of the burdening box respectively and communicate with the burdening box, the two storage boxes are used for storing solid fertilizer and liquid fertilizer respectively, and the burdening part is arranged in the burdening box and used for preparing mixed fertilizer; the conveying assembly comprises a conveying part and a plurality of conveying pipelines, and the conveying pipelines are in one-to-one correspondence with the turning ploughs, communicate with the batching box through the conveying part and are used for applying fertilizer into the land and controlling the applying amount and the applying interval of the fertilizer through the conveying part. The efficient preparation of the mixed fertilizer and the application of the compound fertilizer for land improvement are realized, and the application amount and the application interval are convenient to adjust.

This invention provides a comprehensive saline-alkali land improvement system based on sand blending and straw return to the field. It includes multiple improvement units set within the saline-alkali land, interconnected by connecting pipes. Each improvement unit consists of a bottom improvement bag and an improvement sleeve. The bottom improvement bag is filled with a layer of construction waste mixture. An opening is provided on the top surface of the bottom improvement bag, and the improvement sleeve, containing a sand blend layer, is fitted inside the opening. A straw blend layer covers the sand blend layer, level with the surface of the saline-alkali land. In the later stages of use, this invention naturally degrades, causing the construction waste blend layer in the bottom improvement bag to disperse, thus creating a circumferential improvement effect. This allows for regional improvement of saline-alkali land, driving overall improvement of the land, reducing the cost of saline-alkali land improvement, and facilitating improved economic efficiency.

The utility model relates to the technical field of land treatment, and discloses a soil loosening mechanism of land improvement equipment, which comprises an adjusting frame, adjusting plates are movably arranged on the two sides of the upper end face of the adjusting frame, a rotating shaft is rotatably arranged on the lower ends of the opposite sides of the two adjusting plates, and a plurality of fixed wheels are arranged on the outer surface of the rotating shaft. Fixing bolts are arranged at the midpoints of the lower portions of the multiple fixing wheels, three mounting rods are arranged on the outer surfaces of the multiple fixing wheels, and threaded rods are embedded in the midpoints, close to the front end and the rear end, of the lower end face of the adjusting frame. According to the soil loosening device, after the mounting plates are arranged at the positions, close to the front end and the rear end, of the lower end face of the adjusting frame, the coulter can be replaced according to different soil loosening requirements, meanwhile, the coulter can be conveniently and rapidly installed and fixed through the arranged rotary knob and the arranged rubber block, and meanwhile after the two adjusting plates are arranged on the upper end face of the adjusting frame, the coulter can be conveniently replaced. And the positions of the arranged plowshare and the fixed wheel can be adjusted, so that the land can be turned better.

A method for transforming saline-alkali land, in the field of land improvement technology, includes the preparation of wood ash granules, the preparation of mixed organic matter granules, granule mixing, and precise determination of application amount. It provides a novel and comprehensive method for transforming saline-alkali land by utilizing the resources of waste from biomass power plants and combining it with a specific organic matter formula to reduce soil alkalinity and significantly improve soil permeability, water retention, and fertility, thereby transforming saline-alkali land into fertile land suitable for crop growth.

The agricultural saline-alkali land improvement auxiliary device comprises a tank body, a mounting frame is fixedly connected to the left side of the tank body, and a feeding opening is formed in the upper end of the tank body; the mixing assembly comprises a driving motor mounted at the upper end of the tank body, an output shaft of the driving motor extends into the tank body and is fixedly connected with a rotating shaft, a connecting cylinder is arranged in the tank body, the outer side of the connecting cylinder is fixedly connected with the inner wall of the tank body through a plurality of connecting rods, and the lower end of the rotating shaft penetrates through the connecting cylinder; the rotating shaft penetrates through the outer side of the connecting cylinder and is fixedly connected with spiral blades, the outer side of the rotating shaft is fixedly connected with a rotating cylinder, and the lower end of the rotating cylinder is fixedly connected with a conical cylinder. In the using process, the auxiliary device is matched with the rotary cultivator, soil obtained after rotary tillage of the rotary cultivator can be shoveled up and shaken into pieces to make full contact with atomized liquid modifier, and the actual improvement effect is effectively improved.

The present invention belongs to the technical field of desert ecological management, and in particular relates to a photovoltaic panel intensive water irrigation system for desert ecological management. In view of the fact that the existing technology has poor cleaning effect and only has a simple cleaning function, and is unable to solve the problem of the surrounding planting environment, the following scheme is proposed, including photovoltaic panels, cleaning components, recycling irrigation components, fixed cleaning pipes, movable cleaning pipes, water storage pipes, recycling pipeline units and irrigation pipeline units. The present invention cleans the upper surface of the photovoltaic panel through the cleaning component, and transports the water in the water storage pipe to the planted plants around the photovoltaic panel through the irrigation pipeline unit for irrigation. It can be suitable for use in water-scarce areas such as deserts. While generating electricity through photovoltaic panels, it can also achieve the management of the surrounding environment, so that solar power generation and ecological management complement each other's shortcomings, and achieve multiple ecological benefits of land improvement, sand fixation, sand control, and vegetation restoration while generating electricity, thereby improving economic and ecological benefits.