617 results about "Afforestation" patented technology

The invention discloses afforestation equipment and a self-adaptive terrain recognition obstacle crossing method thereof, and relates to the technical field of forest tree transplanting, a hydraulic chassis can move and is provided with an obstacle crossing mechanism, a tree digging mechanism can cut roots of trees to be transplanted and pull out the trees with soil, and a hoisting mechanism can move the pulled-out trees to be transplanted into a vehicle hopper; the control mechanism can detect road condition information and control the hydraulic chassis to output different actions so as to realize obstacle crossing, and the hoisting mechanism can turn over to press the ground for supporting or turn over to break away from the ground; before the afforestation equipment moves forwards to the gully terrain, the control mechanism is used for carrying out terrain recognition and confirming the size of a road surface gully, gully characteristic information is transmitted to the control module, then the control module controls the hydraulic chassis to carry out corresponding actions to cross obstacles, and the automatic gully crossing function is completed. The robot is compact in structure, can automatically recognize information characteristics such as terrain gradient and gully span, and guarantees smooth walking and operation stability of rugged road sections.

The invention relates to the technical field of mountain afforestation, provides an efficient nursery stock planting method suitable for mountain afforestation, and aims at solving the problems that in existing mountain afforestation, planting is not standard, the survival rate is low, the water and soil conservation capacity is weak, and the labor intensity is high. The forest space layout is optimized, and the water and soil conservation capability is enhanced; the mellow soil and immature soil layered stacking and backfilling technology is adopted, the natural structure of the soil is recovered, and the root zone microenvironment quality is improved; a fertilizer isolation layer is arranged and degradable container seedlings are implanted, so that the risk of root burning is avoided, the integrity of root systems is protected, and the survival rate of the seedlings is remarkably increased; by combining root fixing water slow irrigation, water retention covering and slope water collection and soil conservation structures, natural rainfall is effectively utilized, evaporation and runoff are reduced, and water saving and drought resisting are achieved; the whole process flow is standard, the replicability is high, and the dependence on artificial experience is reduced.

The utility model discloses a planting device for forestry afforestation, which belongs to the technical field of tree planting, and comprises a driving device and a pair of bottom mounting plates, the top ends of the bottom mounting plates are provided with a main frame, the outer end of the driving device is provided with a pair of symmetrically distributed sliding components, and the bottom end of the driving device is provided with a spiral blade. According to the technical scheme, the spiral blade is mainly driven through the driving device, so that the spiral blade rotates to achieve the purpose of digging tree pits, the driving device can slide up and down through the sliding assembly, pits with different depths can be dug, and the tree pits can be dug through the driving device. According to the tree pit digging device, the working efficiency is improved, the consistency of the size, the shape and the depth of the dug tree pits can be ensured, meanwhile, disorder and damage of soil can be reduced, compared with manual digging, the tree pits can be dug more accurately, and disturbance and damage to surrounding soil are reduced.

The invention relates to the field of intelligent transportation and urban landscaping management, and discloses an LIM transportation junction landscaping landscape intelligent operation and maintenance method and system and electronic equipment, and the method comprises the following steps: constructing a landscaping landscape information model integrating a three-dimensional space model, physiological attributes and infrastructure topology; deploying a multi-source sensing network based on the model, and collecting environment, vegetation and operation and maintenance data; performing time-space association on the data and the model entity, and establishing a dynamic data management platform; constructing a vegetation digital twinborn prediction engine in combination with the physical information neural network and outputting a result; based on the prediction result, adopting multi-target reinforcement learning to generate a maintenance strategy; and executing an intelligent maintenance task bound with the model space coordinates according to a strategy. According to the method, unified integration and dynamic management of greening landscape data are realized, vegetation state sensing precision and prediction capability are improved, intelligent decision-making of multi-objective optimization is supported, and scientificity, efficiency and resource utilization rate of greening maintenance are effectively improved.

The invention relates to the technical field of plant cultivation, in particular to a phoebe bournei compound management method for cultivating long phoebe bournei with short phoebe bournei, which comprises the following steps: removing all plants on a forest land, and marking a management mode of a planting belt as follows: at least one line of phoebe bournei and one line of melaleuca alternifolia are interplanted, the line spacing of phoebe bournei is 2-3m * 3-7m, and the plant line spacing of melaleuca alternifolia is 1-3m * 1-3m; after phoebe bournei seedlings are subjected to seedling strengthening treatment, the phoebe bournei seedlings and melaleuca alternifolia are subjected to afforestation together, the melaleuca alternifolia are subjected to stubble cutting from January to February of the second year of afforestation and field planting, the stubble height is 10-35 cm, branches and leaves are taken to extract melaleuca alternifolia essential oil, waste generated through extraction and animal waste are mixed according to the ratio of 1: (1-2) for composting, organic fertilizer is obtained, and the organic fertilizer is applied in winter. Compared with the prior art, after the phoebe bournei is subjected to seedling strengthening treatment, the phoebe bournei is interplanted with the melaleuca alternifolia, the plant height, the ground diameter and the maximum crown breadth of the phoebe bournei are increased, and the economic benefit of a man-made forest is increased by means of short cultivation and long cultivation.

The invention relates to the technical field of forestry planting, in particular to a water retention and improvement afforestation method for dry soil. The afforestation method comprises the following steps: (1) preparing a soil conditioner; (2) preparing a water retention material; (3) seedling planting and afforestation; and (4) performing conventional management after seedling field planting. When the method is used for afforestation, the afforestation survival rate can be effectively increased.

The invention discloses a seedling raising method for controlling the height-diameter ratio of cinnamomum camphora for afforestation, and belongs to the technical field of cinnamomum camphora seedling raising. Soya bean lecithin is adopted to embed chlormequat chloride to prepare a slow-release conditioner, the slow-release conditioner is sprayed in the fast-growing period of cinnamomum camphora seedlings, the conditioner slowly releases chlormequat chloride to act on the seedlings, the plant height increase of the seedlings is inhibited, and the yield of the seedlings is increased. Meanwhile, a nutrient solution and drought stress are combined for the seedlings, the height of the seedlings is reduced, meanwhile, ground diameter increase is effectively promoted, thick and strong high-quality cinnamomum camphora seedlings are obtained, and the quality of the cultivated cinnamomum camphora seedlings is improved.

The invention relates to the technical field of forestry carbon neutralization, in particular to a forest landscape afforestation full life cycle carbon emission accounting system and method.Energy consumption, material use and operation data in the whole afforestation process are collected in real time through Internet of Things equipment, the data are stored through the block chain technology, and dynamically updated regionalized emission factors are matched; and analyzing a carbon emission trend and optimizing an operation scheme in combination with a machine learning model, and finally displaying a carbon balance analysis result through a visual platform. The real-time accurate accounting of carbon emission and the dynamic evaluation of the carbon sink capability are realized, the technical defects of data acquisition lag, fixed emission factors, unlinked carbon sink and the like in the prior art are solved, and a scientific basis is provided for the carbon emission reduction decision and carbon transaction of forest landscape afforestation.

The invention provides a fast-growing high-yield forest tree species afforestation area establishment method and system, and relates to the field of afforestation. According to the method, ecological environment and social economic two-dimensional information are fused, an improved maximum entropy reinforcement learning model is adopted to construct an ecological environment suitable area prediction model, social economic suitability is judged based on rule modeling, and a final suitable afforestation area is obtained through space superposition. According to the method, intellectualization and precision of afforestation site selection are achieved, scientificity and actual operability of suitability judgment are improved, and the method is suitable for afforestation planning and optimization under large-scale and multi-constraint conditions.

The invention provides a method for afforestation in arid regions, and relates to the field of afforestation. The method comprises the following specific steps: S1, digging holes; s2, fertilizer is put into one side in the pit; s3, a barrel-shaped first thin film is laid in the pit; s4, the pit is backfilled with soil for the first time; s5, adding water-retaining agent dry particles into the pits, and watering the pits until the water-retaining agent dry particles absorb water and expand into gel solids; s6, the center position of the gel solid in the pit is backfilled with soil for the second time; S7, the saplings are planted in the soil pile stand columns backfilled for the second time at the same time; in the planting process, the soil backfilled for the second time is tamped downwards and makes full contact with the soil backfilled for the first time, so that the gel solid overflows upwards from the gaps and wraps the soil backfilled for the second time and the planted saplings, and the surface of the gel solid is covered with the remaining soil backfilled for the second time; s8, the surface of the soil backfilled for the second time is covered with a thin film for the second time; and S9, the remaining soil is backfilled for the third time and covered with the film for the second time, and the soil is tamped. The method can improve sapling survival rate, reduce cost and promote sapling growth.

The invention provides a tree species screening method for high-altitude drought afforestation, an afforestation method and application, and belongs to the technical field of forest tree breeding and cultivation. According to the screening method, five physiological and biochemical indexes of soluble protein, malondialdehyde, proline, peroxidase and soluble sugar in the tree species are measured through a gradient drought stress experiment, and comprehensive scoring is performed by adopting a membership function, so that the drought-resistant tree species are scientifically screened. The tree species such as sophora moorcroftiana, rosa serrulata and amorpha fruticosa screened by the method are applied to afforestation in the high-altitude arid region, and the afforestation survival rate and preservation rate can be remarkably increased. The invention provides a reliable technical scheme for solving the long-term problem that the selection of tree species in the difficult site field lacks scientific basis.

A unit component combined type forest tree seedling supporting and protecting frame belongs to the field of forest tree seedling protection and is formed by combining unit components serving as basic units, each unit component comprises a positioning block, connecting blocks and a supporting rod, the two connecting blocks are correspondingly connected and installed at the two ends of the positioning block respectively, and the two connecting blocks and the positioning block form a continuous arc shape; the inner side arc face of the positioning block protrudes out of the inner side arc face of the connecting block, one end of the supporting rod is hinged to the outer side arc face of the positioning block, the other end of the supporting rod is hinged to a ground base plate, and a drill nail connecting hole is formed in the ground base plate. The supporting rods are unfolded to form a combined supporting structure, standardized unit components can be folded and stored to be in a regular structure state, integrated loading and transportation are facilitated, space is saved, cost is reduced, industrial popularization conditions are met, good production universality and process adaptability are achieved, healthy growth of forest seedlings can be guaranteed, and the afforestation survival rate is increased.

The invention belongs to the field of forestry carbon neutralization, and relates to a forest landscape afforestation full-life-cycle carbon emission accounting method, which comprises the following steps of: firstly, dividing forest landscape afforestation activities into two major categories of new afforestation and landscape transformation; further dividing into specific types such as a national reserve forest, a forest park, a forest rehabilitation base, a low-efficiency man-made forest and a low-efficiency ecological public welfare forest, then determining a life cycle sub-stage, and determining a purpose, a system boundary and a functional unit of the life cycle; determining an input and output list according to the production information; constructing a carbon emission accounting model covering a calculation method, an emission factor and a distribution rule; finally, carbon footprint analysis and sensitivity analysis are carried out to evaluate the emission ratio and data quality, the diversity and complexity of forest landscape afforestation are comprehensively considered, the system boundary of landscape afforestation is accurately defined, and a more scientific, more comprehensive, finer and more accurate accounting method is provided for the accounting of forestry carbon emission.

The invention discloses a seedling raising device for forestry engineering afforestation and a seedling raising method thereof, and relates to the technical field of forestry engineering.The seedling raising device comprises a seedling raising box, a spray head is installed on the upper portion of the seedling raising box, and a seedling raising transplanting assembly is arranged on the seedling raising box; the seedling transplanting assembly comprises a plurality of rotating rings rotationally connected with the inner side of the seedling box, a movable frame slidably arranged on the inner side of the seedling box, a plurality of movable rods installed on the upper portion of the movable frame, a supporting disc movably connected with the ends of the movable rods and a plurality of round rods rotationally connected with the upper portion of the movable frame, and the round rods are movably connected with the rotating rings; soil and seedlings are placed on the supporting disc and located on the inner side of the rotating ring for seedling raising, by arranging the seedling raising and transplanting assembly, rapid upward moving and separation of the seedlings and the soil are achieved, the multiple seedlings can be conveniently and rapidly moved out of the seedling raising box, the transplanting work efficiency is greatly improved, and the manual operation intensity is reduced.

The invention relates to a method for secondary afforestation under forest gaps of low-quality artificial pure forests and degenerated secondary forests, and relates to the technical field of forest cultivation, comprising the following steps: (1) selecting afforestation tree species; (2) configuration of afforestation tree species; (3) full life cycle design; (4) afforestation operation. According to the method, the forest stand value is remarkably increased, meanwhile, the development of soil microorganisms is promoted, and the overall quality of forest soil and an ecological system is improved. Compared with a pure forest, the method has the advantages that the accumulation growth amount of the operation forest stand reaches 19.7 m < 3 > / hm < 2 >. A, compared with a pure forest, the growth amount is increased by 3.14 m < 3 > / hm < 2 >. A, the growth amount of a single forest tree is increased by more than 3 times compared with that of a contrast forest, and under the condition that the sustainable operation basic principle that the yield is smaller than the growth amount on the forest stand level is met, the standing tree yield of 17.39 m < 3 > / hm < 2 > can be obtained every year, and the pure income is 7600 yuan / hm < 2 >. A.

The invention relates to the technical field of forestry intelligent monitoring, and particularly discloses an intelligent monitoring system for the growth condition of afforestation and greening nursery stocks based on deep learning, which is characterized in that multi-modal growth data of the nursery stocks are acquired through a multi-spectral imaging sensor, a three-dimensional laser scanning sensor and an environment monitoring sensor, and a standardized data set is formed through space-time alignment processing; extracting morphological structure and spectral response features through spatial domain and frequency domain parallel analysis, and generating multi-dimensional feature representation through cross-modal fusion; converting the parameters into growth state parameters by utilizing a feature recombination and space mapping technology; identifying an abnormal growth mode through time sequence dynamic analysis; and finally, adaptively adjusting the working parameters of the sensor according to the abnormal type to form closed-loop monitoring. The problem that an existing monitoring system cannot autonomously optimize a monitoring strategy according to the abnormal state is solved, and accurate monitoring and intelligent regulation and control of the nursery stock growth condition are achieved.

The invention relates to a mycorrhizal cultivation method for improving the stress resistance of pinus khasys seedlings, and belongs to the technical field of agricultural planting, the cultivation method comprises the following steps: (1) compounding fibrous belly fungi, bolete and russule virens into a microbial inoculum, and culturing to prepare microcapsules; (2) taking turf, vermiculite, humus soil and perlite as substrates, and adding a microcystis agent and a water-retaining agent; (3) the seeds are disinfected and sown, and seedlings are domesticated through light intensity gradient, water stress and temperature fluctuation; 4, during transplanting, abscisic acid is used for treating root systems, organic fertilizer is pre-filled, and mycorrhizal activation promoting liquid is perfused, through the synergistic effect of composite mycorrhizal fungi and stress domestication, the stress resistance, the survival rate and the afforestation adaptability of pinus khasys seedlings are remarkably improved.

The invention belongs to the technical field of tree planting, and discloses an afforestation seedling raising device which comprises a base and further comprises a seedling raising assembly fixedly installed in the base and used for raising seedlings. The plastic film is placed at the top of the base, so that the plastic film forms the planting groove located in the cultivation pot, soil and the cultivation pot are separated through the plastic film, seeds can be placed in the soil of the groove for seedling raising, and after seedling raising of seedlings is completed, the plastic film is cut by means of a cutting tool such as an art knife or scissors. Each groove forms an independent individual, the seedlings in the cultivation pot can be taken out through the independent grooves formed by the plastic film, and the phenomenon that roots of the seedlings grow vigorously in the seedling cultivation process and are tightly attached to the inner walls of the seedling cultivation grooves, so that fibrous roots are broken due to excessive force in the taking-out process is avoided; the water and nutrient absorption capacity of seedling transplanting is improved, and the survival rate of seedlings is guaranteed.

The invention discloses a hydroponic seedling raising method for mangrove plant kandelia candel, and belongs to the technical field of mangrove plant breeding and seedling raising methods and hydroponic plants. The method comprises the four steps of seed pretreatment, seed field planting, seed germination and seedling water culture. By using the hydroponic seedling culture method, the culture environment conditions (illumination, nutrient elements of the hydroponic solution, temperature and salinity) can be manually regulated and controlled, the constraint of soil, climate, land fertility and sunlight can be got rid of, a new seedling culture thought is provided for artificial afforestation of kandelia candel, and the method has important social and scientific significance.

The present invention relates to the technical field of soil and water conservation. Disclosed is a vegetation configuration adjustment method applicable to a hilly and gully area. The method comprises: on the basis of a digital elevation model and remote sensing image data of a target watershed, dividing the target watershed into a plurality of afforestation areas, wherein each afforestation area corresponds to one site type; conducting surveying and sampling on existing vegetation in the target watershed, and determining ecological service functions of the afforestation areas, wherein the ecological service functions comprise biodiversity, a water resource conservation function and a soil improvement function; on the basis of a soil loss amount of each area in the target watershed, determining the priority degree of water and soil loss control in each area; and for areas where ecological service functions of the existing vegetation in the target watershed do not match site types, using an analytic hierarchy process to adjust vegetation in the afforestation area in view of the priority degree of current water and soil loss control in the watershed. The present invention improves the efficiency of vegetation configuration.

The invention relates to the technical field of transplanting, digging, felling or pruning and field planting of trees, and discloses a seedling planting and afforestation method for overcoming field planting obstacles in drought and barren mountainous regions. And then the water storage substrate is filled in the semi-isolation chamber, so that water added into or infiltrated into the semi-isolation chamber is stored for growth of the nursery stocks instead of being lost in an evaporation or leakage form, and the nursery stocks are prevented from being stressed by water shortage. Meanwhile, the water storage substrate contains a large amount of long-acting organic matters, not only has the effects of loosening soil and storing water, but also can provide a carbon source for the added nitrogen-fixing bacteria, phosphate solubilizing bacteria and potassium bacteria for a long time, so that the microbial inoculum can provide nutrients for the seedlings for a longer time, and the seedlings are prevented from being stressed by nutrient deficiency. The above points are combined to solve the problems of field planting obstacles and low survival rate in afforestation in the drought and barren mountainous region, and the transplanting survival rate is obviously improved.

The utility model relates to the technical field of mangrove forest afforestation, and discloses a mangrove sapling supporting structure which comprises arc-shaped seats making contact with mangrove saplings, a buckle belt connecting the arc-shaped seats in series and a supporting rod movably arranged on the arc-shaped seats and used for supporting. The fastening assembly comprises a bottom plate movably connected with the supporting rod, a fixing base fixedly installed on the bottom plate, a containing groove formed in the bottom plate and a fastening drill arranged in the containing groove. According to the mangrove sapling supporting structure, the fastening assemblies are arranged at the ends of the supporting rods, fastening drills in the fastening assemblies are drilled into soil, the friction force between the whole structure and the soil is increased by increasing the contact area, the fastening drills can also drill into the deep position of the soil, and the influence of rainwater on the whole supporting structure can be reduced to a certain degree; and therefore, the supporting effect provided by the whole is ensured.

The invention discloses a forestry afforestation sapling transplanting protection device and method convenient to move, and relates to the field of forest tree breeding, the forestry afforestation sapling transplanting protection device comprises a base, a moisturizing mechanism, a clamping mechanism and a placing mechanism are fixedly arranged on the upper surface of the base, and the moisturizing mechanism is connected with the placing mechanism; and fixing mechanisms are arranged on the bottom surfaces of the placing mechanism and the base. The bottom surface of the base is provided with a groove, a supporting shaft, a supporting rod and universal wheels, and a placing mechanism is arranged above the base, so that when the device is used for auxiliary work of sapling transplanting, a user can place a to-be-transplanted sapling on two second clamping plates, and the to-be-transplanted sapling is placed on the second clamping plates; at the moment, a plurality of universal wheel moving devices can be used for moving the saplings, the saplings are moved and transferred to a transplanting site, so that a user can conveniently move the saplings which are large in size and heavy, the user can conveniently move and transfer the device body through a plurality of universal wheels, and the use convenience of the device is further improved.

The utility model relates to the technical field of forestry, and discloses a soil loosening and fertilizing device for afforestation, which comprises a tumbril. Fertilizer enters the fertilizer bin through the feeding port, the first motor is driven to drive the stirring rod to stir the fertilizer, the mixing uniformity of various kinds of fertilizer is guaranteed, then the tumbrel is pulled through the pulling trolley, an operator pulls the discharging plate according to the fertilizing amount, the fertilizer is discharged through the fertilizer bin, and the fertilizing efficiency is improved. Then a third motor is driven to drive a transmission rod to rotate, the transmission rod is rotated to drive a rotating plate to rotate, uniform spraying of fertilizer is guaranteed, meanwhile, a second motor is driven to drive a smashing rod to rotate, the rotating smashing rod smashes soil, a cleaning rod adsorbs iron on the ground, and the situation that the iron breaks the rotating smashing rod is avoided; the structure is simple, operation is convenient, fertilizer is sprayed in a controlled amount, iron sheets on the land are adsorbed, and the safety of a user of the whole part is guaranteed.

The invention discloses an afforestation device and an afforestation method for precious tree species in a stony desertification area, and relates to the technical field of afforestation devices. Comprising a vehicle body, the vehicle body is provided with a marking mechanism, the marking mechanism comprises a marking material storage box, and the marking material storage box is installed on the vehicle body through a supporting frame; one end of the connecting pipe is connected to the marking material storage box, and the other end of the connecting pipe is provided with the connecting cavity; and the lifting sliding frame is arranged on one side of the vehicle body. By arranging the marking mechanism, marking powder can be supplied into an output head through a marking material storage box, the output head is driven to move downwards based on a lifting control assembly, a second spring gradually returns from a compressed state, when the output head moves downwards by a certain distance, a ball head rod is separated from the bottom of the output head, and the blocking effect is relieved; the marking powder can be output from the output head, the marking purpose is achieved, and the planting position can be judged conveniently.

The invention discloses a single plant afforestation carbon sink metering and monitoring method based on machine vision recognition, and belongs to the technical field of geographic spatial data processing, and the method comprises the steps: S10, obtaining spatial distribution data of a preset monitoring sample plot, the spatial distribution data comprising forest types and forest distribution; monitoring deployment is carried out in a preset monitoring sample plot, and the monitoring deployment mode comprises the step of arranging a plurality of observation cameras in the preset monitoring sample plot; and step S20, video picture data of the forest is acquired based on the arranged observation camera so as to acquire growth data information of the forest, and the growth data information comprises the height, the diameter and the coverage of the forest. According to the invention, through a machine vision identification technology, effective monitoring of forest tree growth data is realized, accuracy and efficiency of carbon sink metering are improved, and through periodic recording and analysis of growth data information, a change rule of forest tree growth can be found in time, and a scientific basis is provided for dynamic monitoring of carbon sink.

The device comprises a transfer box, a clamping mechanism, a linkage mechanism and a water supply mechanism, the transfer box is composed of a placement chamber and a water storage chamber, a lifting plate is horizontally arranged in the placement chamber, a screw rod is rotationally arranged in the middle of the interior of the placement chamber, a lead screw is rotationally arranged on one side of the top in the placement chamber, and second transverse pipes are arranged on the two sides of the top in the water storage chamber; a plurality of water spraying pipes are connected to one sides of the two second transverse pipes, the other ends of the water spraying pipes extend into the placing chamber and are provided with atomizing nozzles, the clamping mechanism is used for clamping saplings, the linkage mechanism is used for linking the screw rod and the lead screw, and the water supply mechanism is used for supplying water to the two second transverse pipes. According to the device, multiple saplings can be transferred at a time, it is guaranteed that the saplings do not collide with one another, soil at the roots of the saplings is protected, and the transferring efficiency is improved; the position of the sapling is fixed and driven by the gravity of sapling placement, additional operation is not needed, and time and labor are saved; the soil at the roots can be supplemented with water, and the situation of water shortage caused by long-time transfer is avoided.

An old plastic barrel is used for manufacturing the buried water-retaining water seepage device for afforestation in the desert waterless area, a conical water-permeable fixing plug is installed on a barrel cover on the top of an old plastic barrel body, a waterproof cloth fixing device is installed at a barrel opening in the top of the old plastic barrel through the conical water-permeable fixing plug, and a communicating pipe is installed on the side wall of the old plastic barrel. The communicating pipe is fixed to the side wall through a sealing ring, and a water seepage porcelain head is installed at the end of the communicating pipe outside the wall. The old plastic bucket body is buried under the ground surface, and most of the bucket body corresponds to the root system position of the nursery stock. According to the method, the waste plastic barrel is buried beside the root system of the nursery stock in a buried mode; rainwater flows into the barrel through the waterproof cloth and the conical permeable fixing plug, the collected rainwater is slowly released into the soil of the root system of the nursery stock through the communicating pipe and the permeable porcelain head on the wall of the barrel in a permeable mode, synchronous absorption of the root system of the fruit tree is met to the maximum extent, and therefore the effects of efficient water supplementing and water saving are achieved.

Provided in the present invention is an artificial-afforestation area extraction method based on a high-resolution remote-sensing image. The method comprises: acquiring a remote-sensing image, and preprocessing the remote-sensing image; inputting the preprocessed remote-sensing image into an intelligent forest extraction model, so as to obtain a distribution map for all forests; performing edge detection and Hough transform line detection on the distribution map for all the forests, so as to obtain artificial afforestation regions and natural forest regions; and calculating the areas of the artificial afforestation regions and the areas of the natural forest regions, so as to obtain statistical results for artificial afforestation and natural forests. The present invention can solve the shortcomings of conventional monitoring means in terms of efficiency, cost and accuracy, and provides technical supports for large-scale forestry investigation and ecological monitoring.

The invention discloses a one-way sand blocking and mist catching barrier and a sand blocking and mist catching protection system and method in a desert area. The sand blocking and mist catching protection system comprises one-way sand blocking and mist catching barriers, sand sedimentation ditches, evaporated water collecting devices and sand stabilization afforestation covering plates, all of which are arranged in a first strip-shaped area, a second strip-shaped area, a third strip-shaped area and a fourth strip-shaped area respectively. The first strip-shaped area, the second strip-shaped area, the third strip-shaped area and the fourth strip-shaped area are sequentially arranged in the upwind direction or the peripheral area of a protected object in the prevailing wind direction, are parallel to one another and are perpendicular to the prevailing wind direction. The one-way sand blocking and mist catching barrier in the upwind direction can catch water vapor in wind, and the evaporated water collecting device in the downwind direction can collect ground evaporated water for plant irrigation. A part of quicksand is fixed by the sand settling ditches and the sand-fixing afforestation covering plates, plants are planted on the sand settling ditches and the sand-fixing afforestation covering plates, the effects of shading, moisturizing and quicksand fixing can be achieved, and the method is suitable for sand and sand protection and ecological construction in desert areas.