340 results about "Revegetation" patented technology

The invention provides a water and soil loss dynamic monitoring method and system based on a remote sensing image, and the method comprises the steps: firstly obtaining a multi-temporal remote sensing image data set of a target region, which comprises a plurality of time period remote sensing image subsets and land surface coverage information, and then carrying out the land surface feature extraction of the multi-temporal remote sensing image data set, after vegetation coverage, terrain gradient and soil exposure features are obtained, a water and soil loss prediction model based on time-space correlation is constructed, the features are input for prediction, a water and soil loss grade distribution map is generated, a target loss risk area is identified according to the water and soil loss grade distribution map, and a treatment priority sequence and a vegetation recovery strategy are generated. And finally, the information is fed back to a monitoring platform to trigger regional governance task allocation operation, so that dynamic monitoring of water and soil loss is realized, and governance tasks are effectively planned.

The invention relates to the technical field of image discrimination, and further relates to a restoration supervision evaluation method based on mine ecological image discrimination, and the method comprises the steps: 1, carrying out the preprocessing of an obtained remote sensing multispectral image of a target mine region, and obtaining a preprocessed image; fusing the standard vegetation index, the bare soil area and the reflectivity ratio to obtain a vegetation recovery index; 2, dividing the preprocessed image into a plurality of ecological patches by using an image segmentation algorithm; calculating to obtain a slope stability index in combination with the crushing degree; 3, evaluating a hydrological recovery index corresponding to the water body area in the preprocessed image through the combination of short-wave infrared and near-infrared bands; and calculating a comprehensive restoration index of the target mine area in combination with the vegetation restoration index, the slope stability index and the hydrological restoration index. The method has the advantages of being high in adaptability, wide in monitoring range and the like, and the supervision efficiency and scientificity of mine repair engineering can be remarkably improved.

The invention discloses an alpine grassland no-tillage restoration suitability evaluation method based on a 3S technology, and particularly relates to the technical field of data processing. Through the combination of multi-temporal satellite images and global positioning system data, the spatial dynamic change of the frozen soil layer of the alpine grassland and the long-term influence of the spatial dynamic change on vegetation growth are accurately obtained, and a frozen soil layer depth and distribution dynamic monitoring model is constructed based on multi-source remote sensing data and historical weather and soil temperature and humidity data. Analyzing the influence of freezing and thawing alternation on plant root growth; establishing a vegetation recovery potential index and a soil moisture supply index by combining the vegetation coverage and the dynamic change of the frozen soil layer, and generating a suitability partition map through a GIS spatial analysis and analytic hierarchy process; through field sampling and long-term vegetation growth monitoring data verification and model optimization, the accuracy of no-tillage restoration suitability evaluation is remarkably improved, and scientific and accurate decision support is provided for ecological restoration of alpine grassland.

The invention discloses a bacillus microbial agent and application thereof in artificial improvement of deteriorated grassland, the microbial agent can improve soil and improve plant productivity so as to promote vegetation recovery and deteriorated grassland restoration, especially restoration of deteriorated grassland in alpine regions, and has the characteristics of high efficiency, environmental protection, economy, practicability and the like.

The invention discloses a power grid tower footing area vegetation restoration method based on biological source humic acid and application of the power grid tower footing area vegetation restoration method, and belongs to the technical field of ecological restoration and soil treatment. The technology aims at solving the problems of soil erosion and loss caused by environmental disturbance conditions such as vegetation damage in power grid construction, and the technical scheme mainly comprises the steps of adopting a soil improvement technology based on HFA or combining the HFA with other bio-fertilizers for use, and configuring a formula for plants suitable for planting and a vegetation management strategy. The method mainly comprises the following steps: measuring various physical and chemical factors of a soil sample around a tower footing, comparing the physical and chemical factors with an average (normal) value of local soil, and formulating the HFA use amount and concentration according to the results; investigating site conditions such as local weather, terrain, soil properties and the like, native plants and suitable plants, and formulating a plant planting formula and a comprehensive vegetation management scheme capable of iteratively growing in different seasons. According to the method, the vegetation restoration speed and environmental protection are both considered, and vegetation restoration and ecological environment improvement can be rapidly achieved.

The invention relates to a land second ploughing comprehensive evaluation and analysis method, a storage medium and a system, and relates to the technical field of data processing, and the method comprises the steps: obtaining the soil data of a to-be-evaluated land; constructing a soil quality dynamic evaluation index mathematical model according to the soil data, and calculating a soil quality dynamic evaluation index of the land; establishing a vegetation recovery condition evaluation mathematical model according to the soil data, and calculating a vegetation recovery index of the land; constructing a landform recovery degree quantitative mathematical model according to the soil data, and calculating a landform recovery index of the land; establishing a comprehensive evaluation index calculation model, and performing comprehensive evaluation by fusing the soil quality dynamic evaluation index, the vegetation recovery index and the landform recovery index of the land to obtain a comprehensive evaluation index of the land; and based on the comprehensive evaluation index, performing evaluation result grading on land second ploughing and implementing dynamic early warning. According to the invention, the accuracy of land second ploughing comprehensive evaluation can be improved.

The invention discloses a vegetation greening structure for a rock-soil side slope and a vegetation restoration method.The vegetation greening structure for the rock-soil side slope comprises a side slope, a vegetation plate frame and a partition plate set, the vegetation plate frame is used for containing whole vegetation, the partition plate set is used for orderly separating the vegetation, and two sliding grooves are formed in the vegetation plate frame. The vegetation recovery method for the rock-soil side slope comprises the following steps that S1, a pit slot of the side slope is embedded and fixed; s2, implanting and anchoring the anchoring part; s3, the rocker is driven to be unfolded; s4, the limiting device is clamped and locked; s5, planting the vegetation in different areas; s6, soil collection warning debugging; and S7, pouring concrete and sowing. The vegetation plate frame is installed and limited by nailing the installation assembly into the lower soil, and then the stabilizing part is nailed into the lateral soil, so that the stabilizing part extends deep in the soil, the connection strength of the vegetation plate frame and the slope is enhanced, the greening structure is effectively prevented from integrally sliding or displacing, and the vegetation plate frame is installed more stably.

The invention discloses a soil wind erosion treatment device which comprises a wavy grid structure, and the wavy grid structure is of a wavy three-dimensional structure formed by plastic sheets and is composed of a plurality of wave crest parts, a plurality of wave trough parts and grid units evenly distributed between the wave crest parts and the wave trough parts. A biomass rope is wound on the outer side of the trough part; the whole wavy grid structure is made of a plastic material with heat conductivity and an electrostatic adsorption function; the wave-shaped grid structure is fixed to the ground through anchoring inhaul cables. The whole soil wind erosion treatment device can be laid in a modularized mode, the wave crest arrangement direction and the anchoring point density are optimized according to the wind erosion terrain and the wind direction, and the soil wind erosion treatment device is suitable for wind erosion sensitive areas in arid and semi-arid areas. In practical application, the device can effectively relieve direct scouring of strong wind to surface sand grains, meanwhile, condensation, water catchment and sand stabilization are induced through the structure of the device, the ecological vegetation restoration process is gradually introduced, and the device has the ecological property and engineering property.

The invention discloses a forestry restoration vegetation state identification method and system based on image identification. The method comprises the following steps: obtaining a standard image sequence; segmenting the visible light image through an improved SegFormer network to obtain vegetation areas of different scales, and calculating vegetation canopy temperature distribution characteristics based on the thermal infrared image; extracting vegetation index features based on the multispectral image to obtain multi-scale feature data; according to the multi-scale feature data, utilizing an improved GAT model to process a vegetation spatial relationship graph, learning a spatial dependency relationship between vegetation areas through a multi-head attention mechanism, and generating a vegetation feature vector containing spatial information; and classifying the vegetation states by using an improved multi-scale fusion classifier in combination with the vegetation feature vectors, outputting a vegetation recovery index, and classifying the forestry restoration vegetation states according to the vegetation recovery index. The whole forestry restoration monitoring process is automatic, the monitoring efficiency is improved, and the labor cost is greatly reduced.

The invention discloses a slope vegetation coverage monitoring method based on unmanned aerial vehicle remote sensing. The method comprises the following steps: firstly, acquiring and smoothing a slope topographic data set, and extracting an inclination angle distribution diagram; and analyzing the vegetation coverage condition in combination with the orthoimage to obtain coverage distribution data. And analyzing the relevance between the vegetation coverage and the inclination angle, and calculating vegetation growth difference distribution. And utilizing deep learning to optimize inclination angle features, and if the relevance is lower than a threshold value, introducing micro-topographic feature correction. And finally, generating a microtopography guidance map, determining a vegetation optimization layout, and completing monitoring analysis. According to the invention, accurate monitoring and optimized layout guidance of the slope vegetation restoration condition are realized, and scientific basis and technical support are provided for slope ecological restoration.

The invention discloses a shrub and grass combined vegetation restoration and reconstruction method for a photovoltaic power station in a high-cold and high-altitude area, relates to the technical field of vegetation restoration and reconstruction, and aims to solve the problem that shrub and grass growth is not facilitated when the prior art is applied to the high-cold and high-altitude area. The method comprises the following steps; the method comprises the following steps: S1, soil improvement: improving the soil of a photovoltaic power station area in a high-cold and high-altitude area; s2, shrub and grass vegetation selection: selecting and using potentilla fruticosa and potentilla glauca to alternately plant in a vacant area between the photovoltaic panels according to the line spacing of 2m and the plant spacing of 1.5 m, then selecting and using elymus nutans and siberian wildrye, mixing the elymus nutans and the siberian wildrye according to the seed mass ratio of 1: 1, sowing in line in the shrub lines and the area below the photovoltaic panels, and the sowing rate per mu being 15-20kg; s3, later-stage maintenance management, wherein the planted shrub and grass vegetation is subjected to maintenance management. The method has the advantage of guaranteeing the growth and survival of shrub and grass vegetation.

A plateau permafrost region sand dune treatment system relates to the technical field of sand dune treatment and comprises a first treatment unit, a second treatment unit and a third treatment unit. The first treatment unit comprises a first treatment bottom layer and a first treatment top layer, and the first treatment bottom layer and the first treatment top layer are arranged in the height direction of the first sand dune; the first treatment top layer comprises a first coal gangue soil layer and a first vegetation layer, and the first vegetation layer is planted in the first coal gangue soil layer; the second treatment unit comprises a second treatment bottom layer and a second treatment top layer, and the second treatment bottom layer and the second treatment top layer are arranged in the height direction of the second sand dune; the second treatment top layer comprises a second coal gangue soil layer and a second vegetation layer, and the second vegetation layer is planted in the second coal gangue soil layer; and the third treatment unit is arranged in an area corresponding to the tuyere. Solid waste recycling and ecological restoration are deeply fused, the problem that a traditional sand stabilization material lacks ecological functions is effectively solved, and the sand stabilization material has the sand stabilization function and the vegetation restoration function.

The invention discloses an abandoned mining area vegetation recovery method based on a community succession law, and belongs to the field of abandoned mining area vegetation recovery. Comprising the steps of initial environment data intelligent collection and soil stress evaluation, succession pioneer community big data intelligent screening and matching, multilevel planting scheme optimization based on a self-adaptive genetic algorithm, intelligent soil improvement agent directional putting and whole-process dynamic monitoring and self-adaptive feedback regulation and control. Multi-dimensional environment data are obtained through means such as remote sensing and a sensing network, local dominant species are recommended and configured in a partitioned and staged mode by applying intelligent models such as multi-factor stress clustering, collaborative interaction succession adaptation and a genetic algorithm, and soil microorganism interaction is combined to optimize recovery measures. Vegetation and soil evolution is monitored in real time, dynamic adjustment and optimal succession driving are achieved, and scientificity, efficiency and sustainability of ecological restoration of the abandoned mining area are effectively improved.

The invention discloses an automatic monitoring system for water and soil conservation of a runoff plot. The automatic monitoring system comprises a multi-dimensional sensor network, an edge intelligent processing node and a cloud collaborative analysis platform. The invention relates to the technical field of water and soil conservation monitoring, in particular to an automatic monitoring system for water and soil conservation of a runoff plot, which integrates total factor data of vegetation, soil, runoff and the like through a multi-dimensional sensor network and breaks through the limitation of traditional single-parameter monitoring. The edge intelligent processing node realizes data real-time analysis and abnormal early warning, and solves the delay problem of cloud dependence; low-power-consumption communication and an energy strategy guarantee long-term stable operation in a complex environment; the cloud collaboration platform deeply analyzes a water and soil loss rule based on a fusion model and GIS visualization, provides quantitative decision support for measures such as vegetation recovery and engineering soil fixation, constructs a complete closed loop of collection-processing-analysis-decision, and comprehensively improves the accuracy and intelligent level of water and soil conservation monitoring.

The invention relates to the technical field of vegetation fast-growing, and discloses a vegetation fast-growing method for power grid construction in hilly and mountainous areas based on an ecological package, a complete gradient-soil layer-rainfall three-dimensional adaptation system is constructed, the ecological package can accurately match various complex scenes of power grid construction in Jiangsu hilly and mountainous areas, and the vegetation recovery effect is remarkably improved; nutrient substances, a water-retaining agent, a microbial agent and a soil binder which are scientifically proportioned in the ecological bag create excellent conditions for vegetation growth, the recovery period is greatly shortened, and ecological system restoration is accelerated. The ecological bag is made of degradable materials, the soil is continuously improved by a microbial agent, and a soil binder is mostly made of environment-friendly materials, so that secondary pollution is avoided, and ecological sustainable recovery is realized; the ecological bag is simple and convenient to prepare and lay, the technical application threshold is reduced, and large-scale popularization and application in power grid construction vegetation restoration projects are facilitated.

The utility model discloses a plant growing device for restoring vegetation on a convex and reverse slope of a rock slope. The plant growing device comprises a flexible back plate, a drainage groove, a plant growing cylinder and a water guide pipe. The flexible back plate can be attached and fixed to the convex reverse slope face of the rock slope or other abrupt slopes, a stable plant growth space is established through cooperation with a water longitudinal transmission structure composed of the drainage groove, the drainage pipe and the water guide pipe and a planting structure of the plant growing cylinder, and the survival rate of plants can be increased easily; plant roots can penetrate through the root extension holes, a growth space is established on the slope surface, a growth community integrating the plants and the slope surface is gradually formed, and a more stable and more natural plant ecological system is gradually developed; according to the utility model, the problem of insufficient soil adhesion of the traditional net hanging spray seeding technology is effectively avoided, and the problems of overweight load and overhigh cost of the bay platform and plant growing groove technology in the prior art are solved.

The invention relates to a slope greening ecological restoration method. The invention discloses an ecological restoration method for low / high and steep slope sponge soil. Preparing a sponge soil forming agent; preparing a spray-seeding substrate and spray-seeding the spray-seeding substrate to the slope surface to be repaired; the invention relates to a process for forming ecological sponge soil with a porous structure through mixed spray-seeding and spray-seeding a sublayer after the sponge soil is formed. The soil forming agent comprises the following components in parts by weight: 20-50 parts of a component a; the component a is a basic reaction material which is an organic polymer material; component b: 20-40 parts of a foaming agent; 10 to 30 parts of a cross-linking agent; 10 to 50 parts of a toughening agent; a component c: 10-30 parts of a pH regulator; and 0.5 to 2 parts of a surfactant. According to the method, two mixed spray-seeding processes are adopted for a low slope and a high and steep slope respectively, and a proper reaction process can be reasonably selected according to the specific conditions and construction requirements of the slopes, so that efficient and high-quality sponge soil forming construction is realized, and the spray-seeding matrix has the characteristics of water absorption, water retention, high adsorption and scour prevention and has a lasting effect.

The invention provides a method for repairing a coal gangue area without foreign soil by utilizing plant-microorganism combination, and aims to form a self-sustaining repairing system through plant planting and biological characteristics and circulation of root exudate-microorganism metabolism of microorganisms, so that the ecological environment of the coal gangue area is effectively improved, vegetation recovery is promoted, and leaching water pollution is reduced. According to the method, the characteristics of rapid growth, high stress resistance, large biomass, good soil improvement effect and the like of the Juncao are fully utilized, a large amount of litters are produced through multiple times of cutting and laying, then a soil-like matrix is formed, the barren soil structure of the coal gangue area is improved, and conditions are created for subsequent plant community succession; meanwhile, green coverage can be quickly formed by matching with climbing characteristics of climbing plants, visual pollution of a coal gangue area is improved, and the landscape of a mining area is improved. The method provides a new thought and technical means for the treatment of the coal gangue area.

The invention discloses an engineering disturbance low-latitude plateau sub-alpine meadow vegetation rapid recovery method which comprises the following steps: before engineering construction, stripping a soil seed bank in an engineering construction range area; storing the stripped soil seeds in a bank; soil turning and leveling are conducted on the area needing to be repaired; a base material is added for soil improvement; seed bank soil is repeatedly covered; sowing a small amount of local dominant plant species; adding a microbial agent; and maintaining. The vegetation restoration method which is fast in restoration, ecological, environment-friendly and low in cost is provided for the low-latitude plateau area which is ecologically fragile and sensitive, vegetation restoration is carried out by taking the soil seed bank as the main part and taking a small amount of dominant plant seeds as the auxiliary part, local soil and climate conditions can be better adapted, and the stability of a local ecological system can be maintained. Meanwhile, the requirements of tedious work such as artificial sowing and seedling raising are reduced, the vegetation recovery speed is increased, the cost is saved, and the problems that vegetation recovery in the low-latitude plateau meadow engineering disturbance area is difficult and the recovery period is long are solved.

The invention belongs to the technical field of vegetation preservation, and particularly relates to a road region vegetation recovery evaluation method and system. The method comprises the following steps: S1, acquiring remote sensing data of a road greening area; s2, calculating a normalized vegetation index according to the remote sensing data, and establishing a pixel bipartite model according to the normalized vegetation index; s3, calculating the vegetation coverage of the pixel based on a pixel bipartite model, and taking the vegetation coverage as a greening rate; s4, adopting a least square method, taking the year as an independent variable, taking the greening rate as a dependent variable, and finding an optimal trend straight line according to the multi-year greening rate; s5, the slope of the optimal trend straight line is calculated, the slope of the optimal trend straight line is used for quantitatively representing the trend of the greening rate of the area changing along with time, classification is carried out according to the change trend, then the priority is calculated, and the priority is used for implementing measures in combination with years of maintenance experience. The invention provides a new evaluation model and greening standard formulation system, road greening is more reasonable, and the greening survival rate is improved.

The invention discloses a fire extinguishing agent special for forests and grassland, and belongs to the technical field of fire extinguishing agents. The fire extinguishing agent special for the forest grassland comprises the following components in parts by weight: 2-6 parts of a surfactant, 10-35 parts of modified blast furnace slag, 10-15 parts of organic modified ettringite, 0.5-4 parts of a foaming agent, 0.5-2 parts of a foam stabilizer, 0-10 parts of polyethylene glycol, 0-10 parts of urea, 0.5-1.0 part of a corrosion inhibitor, 3-5 parts of a composite flame retardant and 50-80 parts of water. The modified blast furnace slag is obtained by modifying blast furnace slag subjected to acid and alkali treatment by adopting carboxymethyl cellulose; the organic modified ettringite is modified by adopting tannic acid. According to the fire extinguishing agent special for the forest grassland, the raw materials are environmentally friendly and degradable, the cost is low, fire extinguishing and degradation can be rapidly conducted, fire spreading is effectively restrained, smoldering fire reburning is prevented, residues obtained after fire extinguishing are beneficial to vegetation recovery and water and soil loss prevention, the water utilization rate is increased, and the fire extinguishing agent can be suitable for any fire fighting equipment.

The invention provides a soil improvement module for improving the green recovery efficiency of a mining wasteland, which is characterized by comprising a surface soil layer A, a water holding layer B, an improved core layer C and a packaging layer D. The surface soil layer A, the water holding layer B and the improved core layer C are sequentially arranged in the packaging layer D and are compacted into a brick shape; wherein the surface soil layer A is composed of planting soil, the water holding layer B is composed of straw particles, the improved core layer C is formed by mixing multifunctional microbial powder and the straw particles, and the packaging layer D is degradable non-woven fabric. According to the soil improvement module provided by the invention, microbial florae in the litters of the mining wasteland are effectively utilized for expanding propagation, the soil improvement module is prepared, the green recovery cost is reduced, meanwhile, the pollution of wastes to the environment is reduced, and the preparation method is easy to operate and convenient to popularize and apply.

The invention discloses a submerged plant growth assisting device. The submerged plant growth assisting device comprises a splicable floating frame shading assembly, a light guide assembly and an intelligent algae removal module. The shading assembly is of a magnetic attraction or sleeve type splicing structure, duckweed can be fixed in the containing space of the shading assembly to form a surface shading layer, and breeding of floating algae is restrained. The light guide assemblies are connected through vertical sliding rails, a light-transmitting plate is arranged at the lower end for directionally supplementing light for submerged plants, and light dissipation is reduced through the peripheral wall shading design. The innovation point is that floating plants are used for shading to improve the light transmission of the water body; the intelligent attached algae removing module is arranged, so that the light supplementing efficiency of the light guide pipe on the submerged plants is greatly improved, and the survival rate of the submerged plants is remarkably improved. The shading depth is controlled through the adjusting assembly, surface growth of phytoplankton is limited, and the light guide efficiency is kept in cooperation with the algae removal device. The device optimizes underwater light field distribution, supports rapid deployment of a wide water area through modular design, and can be suitable for a large-area submerged vegetation recovery engineering project.

The invention relates to the technical field of vegetation recovery, and discloses a multi-condition adaptation method for vegetation recovery of power grid engineering in hilly and mountainous areas, which realizes accurate adaptation of a vegetation recovery scheme and different environmental conditions by carefully analyzing and partitioning various conditions such as gradient, soil layer thickness, precipitation, illumination intensity and the like. The success rate and efficiency of vegetation recovery are obviously improved; suitable plants are selected and combined with a scientific soil improvement and planting process, diversified vegetation communities are constructed, water and soil loss is effectively reduced, biological diversity is increased, and balance and stability of an ecological system are promoted; an intelligent irrigation system and a dynamic monitoring system are adopted, reasonable utilization of water resources and scientific management of the vegetation recovery process are achieved, labor cost and resource waste are reduced, and long-term sustainability of vegetation recovery is guaranteed; the method is suitable for vegetation restoration of different types of power grid projects in hilly and mountainous areas, has high universality and popularization value, and can provide effective reference for ecological restoration of similar regions.

The invention provides an alpine region slope ecological restoration plant configuration method and device, and relates to the technical field of ecological restoration engineering.The method comprises the steps that type information of a target alpine region slope is determined according to obtained type indication information; according to the obtained site factor information of the target alpine region slope, calling a site factor grading rule corresponding to the type information to carry out grading matching processing, and determining site type information of the target alpine region slope; and according to the site type information, determining and outputting plant configuration information of the high-cold region slope based on a mapping relation between a prefabricated site type and plant configuration. By means of the technical scheme, the plant configuration information suitable for the specific site condition can be determined in a targeted mode and output, implementation of actual engineering is effectively guided, and the vegetation recovery success rate in the actual engineering can be increased.

The invention relates to the field of ecological restoration, in particular to an ecological restoration system and method for power transmission line engineering, and the system comprises a data collection module, an extraction module, a first determination module, a second determination module, a judgment module, a coverage module, an adjustment module and a seeding module. According to the invention, through combination of multi-dimensional data acquisition and dynamic adjustment, efficient identification and vegetation recovery of soil defects along the power transmission line project are realized. The system collects multi-dimensional data such as soil humidity, ground images and equipment vibration frequency in real time, provides comprehensive and accurate information for restoration decision making, flexibly adapts according to different construction stages and environmental conditions through dynamic adjustment of a defect area threshold, avoids excessive restoration or omission, remarkably improves the accuracy and efficiency of ecological restoration, and improves the economic benefit. The problem that the restoration effect is unstable due to insufficient ecological restoration accuracy is effectively solved.

The invention relates to a vegetation recovery method for a power transmission project area of a loess hill in northwest of Shanxi. The method aims at solving the technical problems that in vegetation recovery of power transmission projects in loess hilly areas in the northwest of Shanxi Province, the power transmission projects cannot live, cannot grow well and cannot be stabilized. According to the technical scheme, the method comprises the steps that 1, sea-buckthorn, caragana microphylla and radix stemonae are used as main shrub layers, alfalfa and astragalus adsurgens are used as main herbal layers, and armeniaca sibirica and pyrus betulaefolia are used as restrictive arbor layers; (2) a tower footing platform is planted in a grid and strip mode in a mixed mode, a slope is planted in a contour strip mode, and a line channel is planted in a patch-shaped inlaying mode; and (3) carrying out intelligent drip irrigation on a soil improvement layer containing 5 + / -2% of biochar under soil moisture content threshold control, and inoculating with a rhizobium-phosphate solubilizing bacterium complex microbial inoculant. According to the method, the core problem that power transmission engineering vegetation in the loess hilly area in the northwest of Shanxi cannot live, cannot grow well and cannot stand is solved, the vegetation coverage can be increased to 60% or above within one year, a stable ecological community is formed after two years, and the water and soil loss amount is reduced by 50% or above compared with that of a traditional technology.

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 invention discloses a multifunctional spray-seeding device for mining area slope vegetation recovery. The multifunctional spray-seeding device comprises a spray-seeding main loop assembly, a circulating degassing steady-state assembly and a pulse diagnosis and active damping control assembly. The spray-seeding main loop assembly is used for continuously conveying spray-seeding slurry to the spray head from the mixing end and forming controlled spraying; the circulating degassing steady-state assembly is used for establishing reflux circulation before spraying and during spraying interval and realizing gas stripping and slurry steady-state maintenance; the pulse diagnosis and active damping control assembly is used for carrying out pulse response examination on the loop state before spraying is started and providing adjustable damping and switching curve control in the spraying starting process. According to the device, a closed loop mechanism of a controllable micro-pulse bypass valve and near-far end double-pressure response examination is introduced into a spray-seeding main loop; and the compressibility and the equivalent friction resistance of the air bag are recognized, a soft start switching curve and an active damping strategy are generated in a self-adaptive mode, and stable starting and continuous and uniform spraying of the multi-highest-point long pipeline under frequent stopping and starting are achieved.

The invention discloses a desert area drought-enduring plant community integrated construction method, and the method comprises the steps: obtaining soil desertification degree distribution data and environment dynamic data of a target desert area, and carrying out the region division; constructing a drought-enduring plant community space configuration model of each region; carrying out multi-dimensional ecological data monitoring, and constructing a soil desertification dynamic change matrix; predicting the future desertification trend of each region; and dynamically adjusting a plant community configuration strategy. According to the method, the success rate and sustainability of vegetation restoration in the desert area are remarkably improved, the self-restoration process of an ecological system is accelerated, and the ecological restoration cost is reduced.