Vegetation protection method based on sand erosion law

Abstract

The invention relates to the field of sandstorm protection, and discloses a sandstorm erosion law-based vegetation protection method, which comprises the following steps of: firstly, collecting a historical sandstorm erosion law, recording air influence degree, soil erosion degree and vegetation erosion degree data of sandstorm influence, establishing an influence model in combination with a large model construction technology, and respectively carrying out erosion simulation experiments; the method comprises the steps of obtaining air protection data, soil protection data and vegetation protection data, carrying out real-time monitoring and evaluation to obtain wind and sand monitoring data, predicting a wind and sand movement rule according to the wind and sand monitoring data to obtain a wind and sand track prediction result, carrying out protection data integration to obtain a first vegetation protection scheme, and establishing a vegetation protection track model; correcting the vegetation protection track model in real time to obtain a second vegetation protection scheme; the method solves the problems that in the prior art, selection of vegetation for preventing wind and sand is not targeted, and corresponding vegetation protection means cannot be made according to a wind and sand erosion track.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of wind-sand protection, and in particular to a vegetation protection method based on wind-sand erosion rules. BACKGROUND

[0002] In the wind-sand desert area, the moving speed of sand flow is fast, the wind erosion and sand burying are serious, the vegetation construction is difficult, and the stability is poor. Generally, sand barriers are used to assist vegetation construction. However, the current conventional sand barrier technology often does not correspond to the vegetation and wind-sand erosion rules, resulting in waste of resources and manpower but poor wind-sand protection effect and other problems. Therefore, it is urgent to research a technology that can analyze the wind-sand erosion rules to achieve optimal wind-sand effect, predict the moving track of wind-sand in advance, and select the optimal protection vegetation. SUMMARY

[0003] The present application aims to provide a vegetation protection method based on wind-sand erosion rules, which solves the problem that the selection of vegetation for protecting wind-sand in the prior art is not targeted and cannot make corresponding vegetation protection means according to the wind-sand erosion track.

[0004] In order to achieve the above-mentioned purpose, the present application provides the following method:

[0005] The vegetation protection method based on wind-sand erosion rules provided by the present application is:

[0006] S1: collecting historical wind-sand erosion rules, recording air influence degree, soil erosion degree and vegetation erosion degree data affected by wind-sand according to the historical wind-sand erosion rules;

[0007] S2: establishing a wind-sand-air influence model, a wind-sand-soil influence model and a wind-sand-vegetation influence model according to the air influence degree, the soil erosion degree and the vegetation erosion degree data of the wind-sand erosion boundary combined with a large model construction technology;

[0008] S3: performing erosion simulation experiments on the wind-sand-air influence model, the wind-sand-soil influence model and the wind-sand-vegetation influence model respectively to obtain air protection data, soil protection data and vegetation protection data;

[0009] S4: performing real-time monitoring and evaluation on the air protection data, the soil protection data and the vegetation protection data to obtain wind-sand monitoring data, predicting the wind-sand movement rules according to the wind-sand monitoring data to obtain wind-sand track prediction results;

[0010] S5: integrating the air protection data, the soil protection data and the vegetation protection data to obtain a first vegetation protection scheme;

[0011] S6: establishing a vegetation protection trajectory model according to the first vegetation protection scheme and the wind-sand trajectory prediction result;

[0012] S7: performing real-time correction on the vegetation protection trajectory model through big data simulation and real-time correction on the actual wind-sand movement trajectory data to obtain a second vegetation protection scheme.

[0013] Preferably, the step of collecting historical wind-sand erosion rules and recording air influence degree, soil erosion degree and vegetation erosion degree data according to the historical wind-sand erosion rules comprises: obtaining air influence degree through historical wind-sand erosion rules, wherein the air influence degree comprises the influence degree of wind-sand on air conditions at different distances from wind-sand and the erosion time state of wind-sand under the influence of air conditions at different distances; obtaining soil erosion degree through historical wind-sand erosion rules, wherein the soil erosion degree comprises the influence degree of wind-sand on soil desertification at different distances and the influence degree of wind-sand on soil moisture at different distances; and obtaining vegetation erosion degree through historical wind-sand erosion rules, wherein the vegetation erosion degree comprises the influence degree of wind-sand on vegetation survival and the survival time of different vegetation in the wind-sand erosion process.

[0014] Preferably, the step of establishing a wind-sand-air influence model, a wind-sand-soil influence model and a wind-sand-vegetation influence model according to the air influence degree, soil erosion degree and vegetation erosion degree data of the wind-sand erosion boundary in combination with big model construction technology comprises: obtaining the influence relationship between wind-sand erosion speed and air, soil and vegetation according to the air influence degree, soil erosion degree and vegetation erosion degree data of the wind-sand erosion boundary; establishing a wind-sand-air influence curve graph, a wind-sand-soil influence curve graph and a wind-sand-vegetation influence curve graph according to the influence relationship between wind-sand erosion speed and air, soil and vegetation; judging and analyzing the wind-sand movement trajectory route according to the wind-sand-air influence curve graph, the wind-sand-soil influence curve graph and the wind-sand-vegetation influence curve graph; performing big model simulation on wind-sand erosion rules through the wind-sand movement trajectory route to obtain a wind-sand erosion gradient graph; and integrating the wind-sand-air influence curve graph, the wind-sand-soil influence curve graph and the wind-sand-vegetation influence curve graph and the corresponding wind-sand erosion gradient graph to obtain the wind-sand-air influence model, the wind-sand-soil influence model and the wind-sand-vegetation influence model.

[0015] Preferably, the steps of performing erosion simulation experiments on the wind-sand-air influence model, the wind-sand-soil influence model and the wind-sand-vegetation influence model respectively to obtain air protection data, soil protection data and vegetation protection data include: performing erosion simulation experiments on the wind-sand-air influence model, planting different wind-sand protection vegetation on the wind-sand boundary, using different wind flow guiding devices and building different height and different material isolation walls to explore the wind-sand air protection degree of different ways, and obtaining air protection data; performing erosion simulation experiments on the wind-sand-soil influence model, compacting the soil at the wind-sand boundary into different densities, planting vegetation with different root soil fixation effects and spraying different amounts of water on the soil to explore the wind-sand soil protection degree of different ways, and obtaining soil protection data; performing erosion simulation experiments on the wind-sand-vegetation influence model, planting vegetation with different root soil fixation effects, planting vegetation with different wind-sand erosion life spans and vegetation with different heights and densities to explore the wind-sand vegetation protection degree of different vegetation, and obtaining vegetation protection data.

[0016] Preferably, the steps of performing real-time monitoring and evaluation on the air protection data, the soil protection data and the vegetation protection data to obtain wind-sand monitoring data include: performing real-time monitoring on the air protection data, the soil protection data and the vegetation protection data, setting air, soil and vegetation protection data fluctuation intervals according to the data fluctuation of the air protection data, the soil protection data and the vegetation protection data; judging the wind-sand erosion state according to the air, soil and vegetation protection data fluctuation intervals; if the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data > the air, soil and vegetation protection data fluctuation interval * 30%, the air, soil and vegetation protection data fluctuation interval is abnormal; if the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data <= the air, soil and vegetation protection data fluctuation interval * 30%, the air, soil and vegetation protection data fluctuation interval is normal, and the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data is marked as wind-sand monitoring data; if the air, soil and vegetation protection data fluctuation interval is abnormal, taking vegetation protection remedial measures according to the fluctuation amplitude point of the actual fluctuation data of the air, soil and vegetation protection data; after the vegetation protection remedial measures are taken, the wind-sand erosion state is judged again.

[0017] Preferably, the step of predicting the wind-sand movement law according to the wind-sand monitoring data to obtain the wind-sand trajectory prediction result comprises: recording the point with the largest fluctuation amplitude in the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data in a continuous time period to obtain a wind-sand erosion point; if the wind-sand erosion points in the continuous time period are adjacent or coincide, the wind-sand erosion points are wind-sand trajectory prediction points; if the wind-sand erosion points in the continuous time period are not adjacent and do not coincide, the wind-sand erosion points are wind-sand trajectory normal points; the number ratio of the wind-sand trajectory prediction points to the wind-sand trajectory normal points is determined in real time, if the number ratio of the wind-sand trajectory prediction points to the wind-sand trajectory normal points is 1:1, one or two wind-sand trajectory prediction points in the middle are wind-sand trajectory prediction directions; if the number ratio of the wind-sand trajectory prediction points to the wind-sand trajectory normal points is less than 1:1, there is no wind-sand trajectory prediction direction.

[0018] Preferably, the step of integrating the air protection data, soil protection data and vegetation protection data to obtain the first vegetation protection scheme comprises: determining the air protection data, soil protection data and vegetation protection data, comparing the air protection data, soil protection data and vegetation protection data two by two, marking the protection data difference between the air protection data, soil protection data and vegetation protection data as different categories of protection intervals; calculating the average protection interval line after integrating and calculating the different categories of protection intervals; planting vegetation according to the average protection interval line, the type of the planted vegetation being the type of vegetation with the best wind-sand prevention effect among the air protection data, soil protection data and vegetation protection data; and obtaining the first vegetation protection scheme by taking auxiliary vegetation wind-sand prevention measures according to the optimal protection measures among the air protection data, soil protection data and vegetation protection data.

[0019] Preferably, the calculation formula of the average protection interval line is:

[0020] ;

[0021] wherein S is the average protection interval line, a is the air protection data, b is the soil protection data, and c is the vegetation protection data.

[0022] Preferably, the step of establishing the vegetation protection track model according to the first vegetation protection scheme and the wind-sand track prediction result comprises: monitoring the change of the wind-sand track prediction points in real time when the first vegetation protection scheme is implemented, if the number of the wind-sand track prediction points starts to decrease, establishing the vegetation protection track model according to the first vegetation protection scheme, if the number of the wind-sand track prediction points does not decrease, strengthening the vegetation protection condition corresponding to the wind-sand track prediction points according to the wind-sand track prediction result, and establishing the vegetation protection track model according to the first vegetation protection scheme after the strengthening.

[0023] Preferably, the step of obtaining the second vegetation protection scheme by real-time correction of the vegetation protection track model by big data simulation and real-time correction of the actual wind-sand movement track data comprises: inputting the vegetation protection track model into a big data model to simulate multiple wind-sand erosion burst conditions, performing big data analysis of the vegetation protection correction process according to the simulated multiple wind-sand erosion burst conditions, collecting actual wind-sand movement track data, and monitoring the erosion condition of the vegetation in real time according to the actual wind-sand movement track data of the vegetation protection track model after the big data analysis of the vegetation protection correction process, and performing real-time reinforcement correction of the number of vegetation behind the wind-sand boundary line according to the erosion condition of the vegetation to obtain the second vegetation protection scheme.

[0024] The present application has the following advantages: the present application collects historical wind-sand erosion rules, analyzes and disassembles the wind-sand erosion rules from the aspects of air, soil and vegetation, considers multiple factors of wind-sand erosion, can more accurately monitor the wind-sand erosion rules, and then obtains an influence model according to the gradient graph of wind-sand erosion and the corresponding category graph, reacts the influence of wind-sand erosion through data, realizes the visualization of wind-sand erosion data, and then formulates corresponding protection data through simulation experiments; the erosion track of wind-sand is judged in real time according to the erosion state of wind-sand, the vegetation protection scheme is integrated, the real-time regulation and control of vegetation protection can be realized to the maximum extent, each plant can play a protective role, a large amount of resources and manpower can be saved, useless vegetation protection actions can be avoided, the vegetation protection measures are fine-tuned on the basis of the first vegetation protection scheme through the big data model and the actual movement track of wind-sand, the vegetation protection process can be more refined, the synchronization of vegetation protection and wind-sand track is realized, and the effect of wind-sand erosion prevention is best. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the specific embodiments of the present application or the prior art, the drawings needed to be used in the specific embodiments or prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference signs. In the drawings, the elements or parts are not necessarily drawn according to the actual proportions.

[0026] Fig. 1 A detailed step schematic diagram of a vegetation protection method based on wind-sand erosion rules provided for an embodiment of the present application is shown in the figure.

[0027] Fig. 2 A flowchart of a vegetation protection method based on wind-sand erosion rules provided for an embodiment of the present application is shown in the figure.

[0028] Fig. 3 A multi-aspect data analysis and conversion flowchart of a vegetation protection method based on wind-sand erosion rules provided for an embodiment of the present application is shown in the figure. DETAILED DESCRIPTION

[0029] In order to make the personnel in the technical field better understand the present application scheme, the technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the personnel in the field without creative labor fall within the scope of protection of the present application.

[0030] The terms "first", "second", and the like in the specification and claims of the present application and the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, device, product, or end including a series of steps or units is not limited to the listed steps or units, but can optionally include steps or units not listed, or can optionally include other steps or units inherent to the process, method, product, or end.

[0031] In this document, the term "embodiment" means that the specific features, structures, or characteristics described in connection with the embodiment can be included in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily mean the same embodiment, nor is it independent or alternative to other embodiments. The skilled person in the art explicitly and implicitly understands that the embodiments described herein can be combined with other embodiments.

[0032] The sand flow moves fast, the wind erosion and sand burying are serious, the vegetation construction is difficult, and the stability is poor in the wind-sand desert area, and generally, the sand barrier is used to assist the vegetation construction. The current conventional sand barrier technology often has problems that the vegetation and the wind-sand erosion rule do not correspond, resources and manpower are wasted, and good wind-sand protection effect is not obtained, etc. Based on this, it is imminent to research a technology which can analyze according to the wind-sand erosion rule to realize the optimal wind-sand effect, predict the moving track of the wind-sand in advance, and select the optimal protection vegetation.

[0033] The present application aims to provide a vegetation protection method based on wind-sand erosion rule, which solves the problem that the selection of vegetation for protecting wind-sand in the prior art is not targeted and cannot make corresponding vegetation protection means according to the wind-sand erosion track.

[0034] As shown in Figs. 1-3 The embodiment of the present application provides a vegetation protection method based on wind-sand erosion rule, which comprises the following steps:

[0035] S1: collecting historical wind-sand erosion rule, recording air influence degree, soil erosion degree and vegetation erosion degree data affected by wind-sand according to the historical wind-sand erosion rule.

[0036] In the embodiment of the present application, the air influence degree is obtained through the historical wind-sand erosion rule, the air influence degree includes the influence degree of wind-sand on the air condition at different distances from the wind-sand and the erosion time state of wind-sand under the air condition at different distances; the soil erosion degree is obtained through the historical wind-sand erosion rule, the soil erosion degree includes the influence degree of wind-sand on the soil salinization at different distances and the influence degree of wind-sand on the soil moisture at different distances; and the vegetation erosion degree is obtained through the historical wind-sand erosion rule, the vegetation erosion degree includes the influence degree of wind-sand on the survival of vegetation and the survival time of different vegetation in the wind-sand erosion process.

[0037] S2: establishing a wind-sand-air influence model, a wind-sand-soil influence model and a wind-sand-vegetation influence model by combining the air influence degree, the soil erosion degree and the vegetation erosion degree data of the wind-sand erosion boundary with a large model construction technology.

[0038] In the embodiment of the present application, the influence relationship of wind-sand erosion speed and air, soil and vegetation is obtained according to the data analysis of air influence degree, soil erosion degree and vegetation erosion degree at the wind-sand erosion boundary; the wind-sand-air influence curve graph, the wind-sand-soil influence curve graph and the wind-sand-vegetation influence curve graph are established according to the influence relationship of wind-sand erosion speed and air, soil and vegetation; the wind-sand movement trajectory route is judged and analyzed according to the wind-sand-air influence curve graph, the wind-sand-soil influence curve graph and the wind-sand-vegetation influence curve graph; the wind-sand erosion law is simulated by the wind-sand movement trajectory route to obtain a wind-sand erosion gradient graph; the wind-sand-air influence curve graph, the wind-sand-soil influence curve graph and the wind-sand-vegetation influence curve graph and the corresponding wind-sand erosion gradient graph are integrated to obtain the wind-sand-air influence model, the wind-sand-soil influence model and the wind-sand-vegetation influence model.

[0039] S3: erosion simulation experiments are respectively performed on the wind-sand-air influence model, the wind-sand-soil influence model and the wind-sand-vegetation influence model to obtain air protection data, soil protection data and vegetation protection data.

[0040] In the embodiment of the present application, the wind-sand-air influence model is subjected to erosion simulation experiments, different wind-sand protection vegetation is planted at the wind-sand boundary, different wind flow guiding devices are used, and isolation walls with different heights and different materials are built to explore the wind-sand air protection degree of different ways to obtain the air protection data; the wind-sand-soil influence model is subjected to erosion simulation experiments, the soil at the wind-sand boundary is compacted into different densities, vegetation with different root soil fixation effects is planted, and different amounts of water are sprayed on the soil to explore the wind-sand soil protection degree of different ways to obtain the soil protection data; the wind-sand-vegetation influence model is subjected to erosion simulation experiments, vegetation with different root soil fixation effects is planted, vegetation with different wind-sand erosion life is planted, and vegetation with different heights and densities is planted to explore the wind-sand vegetation protection degree of different vegetation to obtain the vegetation protection data.

[0041] S4: the air protection data, the soil protection data and the vegetation protection data are subjected to real-time monitoring and evaluation to obtain wind-sand monitoring data, the wind-sand movement law is predicted according to the wind-sand monitoring data to obtain wind-sand trajectory prediction results.

[0042] In the embodiment of the present application, the air protection data, soil protection data and vegetation protection data are monitored in real time, the air, soil and vegetation protection data fluctuation intervals are set according to the data fluctuation of the air protection data, soil protection data and vegetation protection data, the wind and sand erosion state is judged according to the air, soil and vegetation protection data fluctuation intervals, if the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data > the air, soil and vegetation protection data fluctuation interval * 30%, the air, soil and vegetation protection data fluctuation interval is abnormal, if the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data <= the air, soil and vegetation protection data fluctuation interval * 30%, the air, soil and vegetation protection data fluctuation interval is normal, the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data is marked as wind and sand monitoring data, if the air, soil and vegetation protection data fluctuation interval is abnormal, the vegetation protection remedial measures are taken according to the fluctuation amplitude point of the actual fluctuation data of the air, soil and vegetation protection data, the wind and sand erosion state is judged again after the vegetation protection remedial measures are taken, the point with the maximum fluctuation amplitude in the fluctuation amplitude of the actual fluctuation data of the air, soil and vegetation protection data in a continuous time period is recorded to obtain a wind and sand erosion point, if the wind and sand erosion points in the continuous time period are adjacent or coincide, the wind and sand erosion point is a wind and sand trajectory prediction point, if the wind and sand erosion points in the continuous time period are not adjacent and do not coincide, the wind and sand erosion point is a normal wind and sand trajectory point, the number ratio of the wind and sand trajectory prediction point and the normal wind and sand trajectory point is judged in real time, if the number ratio of the wind and sand trajectory prediction point and the normal wind and sand trajectory point is 1:1, the middle one or two wind and sand trajectory prediction points are the wind and sand trajectory prediction direction, if the number ratio of the wind and sand trajectory prediction point and the normal wind and sand trajectory point is less than 1:1, there is no wind and sand trajectory prediction direction.

[0043] S5: The air protection data, soil protection data and vegetation protection data are integrated to obtain a first vegetation protection scheme.

[0044] In the embodiment of the present application, the air protection data, soil protection data and vegetation protection data are judged, the air protection data, soil protection data and vegetation protection data are compared two by two, the protection data difference between the air protection data, soil protection data and vegetation protection data is marked as a different category protection interval, the different category protection interval is averaged, the average protection interval line is calculated after the different category protection interval is integrated, the vegetation is planted according to the average protection interval line, the type of the planted vegetation is the vegetation type with the best wind and sand prevention effect among the air protection data, soil protection data and vegetation protection data, the auxiliary vegetation wind and sand prevention measures are taken according to the optimal protection measures among the air protection data, soil protection data and vegetation protection data to obtain a first vegetation protection scheme, the calculation formula of the average protection interval line is:

[0045] ;

[0046] Wherein, S is the average protection interval line, a is air protection data, b is soil protection data, and c is vegetation protection data.

[0047] S6: Establish a vegetation protection trajectory model according to the first vegetation protection scheme and the wind-sand trajectory prediction result.

[0048] In the embodiment of the present application, the change of the wind-sand trajectory prediction point is monitored in real time when the first vegetation protection scheme is carried out, if the number of wind-sand trajectory prediction points begins to decrease, the vegetation protection trajectory model is established according to the first vegetation protection scheme, if the number of wind-sand trajectory prediction points does not decrease, the vegetation protection condition of the corresponding wind-sand trajectory prediction point is strengthened according to the wind-sand trajectory prediction result, and the vegetation protection trajectory model is established according to the first vegetation protection scheme after the strengthening.

[0049] S7: Real-time correction of the vegetation protection trajectory model by big data simulation and real-time correction of the actual wind-sand movement trajectory data to obtain a second vegetation protection scheme.

[0050] In the embodiment of the present application, the vegetation protection trajectory model is input into the big data model to simulate multiple situation wind-sand erosion burst conditions, and the vegetation protection correction process is analyzed by big data according to the simulated multiple situation wind-sand erosion burst conditions; the wind-sand actual movement trajectory data is collected, and the vegetation protection trajectory model after the vegetation protection correction process of big data analysis is monitored in real time according to the wind-sand actual movement trajectory data to monitor the erosion condition of the vegetation; the number of vegetation behind the wind-sand boundary line is real-time reinforced and corrected according to the erosion condition of the vegetation to obtain a second vegetation protection scheme.

[0051] The present application has the following advantages: the present application collects historical wind-sand erosion rules, analyzes and disassembles the wind-sand erosion rules from three aspects of air, soil and vegetation, considers multiple factors of wind-sand erosion, can more accurately monitor the wind-sand erosion rules, then obtains an influence model according to the gradient graph of wind-sand erosion and the corresponding category graph, reacts the influence of wind-sand erosion through data, realizes the visualization of wind-sand erosion data, then formulates corresponding protection data through simulation experiments; the wind-sand erosion trajectory is judged in real time according to the wind-sand erosion state, the vegetation protection scheme is integrated, the real-time regulation and control of vegetation protection can be realized to the maximum extent, each plant can play a protective role, a large amount of resources and manpower can be saved, useless vegetation protection actions can be avoided, then the vegetation protection measures are fine-tuned on the basis of the first vegetation protection scheme through the big data model and the actual movement trajectory of wind-sand, the vegetation protection process can be more refined, the synchronization of vegetation protection and wind-sand trajectory is realized, and the effect of wind-sand erosion prevention is the best.

[0052] The above is only an embodiment of the present application, and common technical solutions or characteristics known in the art are not described in detail here. It should be pointed out that, for those skilled in the art, without departing from the scheme of the present application, a number of modifications and improvements can be made, which should also be considered as the protection scope of the present application, and these will not affect the effect and practicality of the patent. The protection scope claimed in the present application should be subject to the content of its claims, and the specific implementation mode and the like recorded in the specification can be used to explain the content of the claims.

Claims

1. A vegetation protection method based on the law of wind and sand erosion, characterized in that: The method comprises: S1: Collect historical wind and sand erosion patterns, and record data on air impact, soil erosion, and vegetation erosion caused by wind and sand according to the historical wind and sand erosion patterns; S2: Based on the air impact degree, soil erosion degree, and vegetation erosion degree data of the wind and sand erosion boundary and combined with large model construction technology, establish a wind and sand-air impact model, a wind and sand-soil impact model, and a wind and sand-vegetation impact model; S3: performing erosion simulation experiments on the wind-sand-air impact model, the wind-sand-soil impact model, and the wind-sand-vegetation impact model, respectively, to obtain air protection data, soil protection data, and vegetation protection data; S4: Real-time monitoring and evaluation of the air protection data, the soil protection data, and the vegetation protection data are performed to obtain wind and sand monitoring data, and wind and sand movement patterns are predicted based on the wind and sand monitoring data to obtain a wind and sand trajectory prediction result; S5: integrating the air protection data, soil protection data, and vegetation protection data to obtain a first vegetation protection plan; S6: establishing a vegetation protection trajectory model according to the first vegetation protection scheme and the wind and sand trajectory prediction result; S7: Performing real-time correction of big data simulation and actual sand movement trajectory data on the vegetation protection trajectory model to obtain a second vegetation protection plan.

2. The vegetation protection method based on the law of wind and sand erosion according to claim 1 is characterized in that: The step of collecting historical wind and sand erosion patterns and recording data on air impact degree, soil erosion degree, and vegetation erosion degree of wind and sand according to the historical wind and sand erosion patterns includes: The air influence degree is obtained by using the historical wind-sand erosion law. The air influence degree includes the degree of influence of wind-sand on the air conditions at different distances from the wind-sand, and the erosion time state of wind-sand under the influence of air conditions at different distances; The soil erosion degree is obtained based on the historical wind and sand erosion law. The soil erosion degree includes the degree of influence of wind and sand on soil desertification at different distances, and the degree of influence of wind and sand on soil moisture at different distances. The vegetation erosion degree is obtained through the historical wind and sand erosion law. The vegetation erosion degree includes the impact of wind and sand on vegetation survival and the survival time of different vegetation during the wind and sand erosion process.

3. The vegetation protection method based on the law of wind and sand erosion according to claim 1 is characterized in that: The step of establishing a wind-sand-air impact model, a wind-sand-soil impact model, and a wind-sand-vegetation impact model based on the air impact degree, soil erosion degree, and vegetation erosion degree data of the wind-sand erosion boundary in combination with a large model construction technology includes: At the wind and sand erosion boundary, the relationship between the wind and sand erosion rate and the influence of air, soil and vegetation is obtained based on the air impact degree, soil erosion degree and vegetation erosion degree data; Establishing a wind-sand-air impact curve diagram, a wind-sand-soil impact curve diagram, and a wind-sand-vegetation impact curve diagram based on the relationship between the wind-sand erosion rate and the influence of air, soil, and vegetation; Determine and analyze the trajectory of wind-sand movement based on the wind-sand-air impact curve, the wind-sand-soil impact curve, and the wind-sand-vegetation impact curve; A large-scale model is performed on the wind-sand erosion law through the wind-sand movement trajectory to obtain a wind-sand erosion gradient map; The wind-sand-air impact curve diagram, the wind-sand-soil impact curve diagram, the wind-sand-vegetation impact curve diagram and the corresponding wind-sand erosion gradient diagram are integrated to obtain a wind-sand-air impact model, a wind-sand-soil impact model and a wind-sand-vegetation impact model.

4. The vegetation protection method based on the law of wind and sand erosion according to claim 1 is characterized in that: The step of performing erosion simulation experiments on the wind-sand-air impact model, the wind-sand-soil impact model, and the wind-sand-vegetation impact model respectively to obtain air protection data, soil protection data, and vegetation protection data includes: Conduct erosion simulation experiments on the wind-sand-air impact model, explore the degree of wind-sand air protection of different methods by planting different wind-sand protection vegetation at the wind-sand boundary, using different wind flow guidance equipment, and building isolation walls of different heights and materials, and obtain air protection data; An erosion simulation experiment was conducted on the wind-sand-soil impact model. The soil at the wind-sand boundary was compacted to different densities, vegetation with different root-fixing effects was planted, and different amounts of water were sprayed on the soil to explore the degree of wind-sand soil protection under different conditions, thereby obtaining soil protection data. An erosion simulation experiment was conducted on the wind and sand-vegetation impact model. Vegetation with different root soil-fixing effects, vegetation with different lifespans in wind and sand erosion, and vegetation with different heights and densities were planted to explore the degree of vegetation protection against wind and sand, and obtain vegetation protection data.

5. The vegetation protection method based on the law of wind and sand erosion according to claim 1 is characterized in that: The step of performing real-time monitoring and evaluation on the air protection data, the soil protection data, and the vegetation protection data to obtain wind and sand monitoring data includes: performing real-time monitoring of the air protection data, the soil protection data, and the vegetation protection data, and setting fluctuation intervals of the air, soil, and vegetation protection data according to fluctuations of the air protection data, the soil protection data, and the vegetation protection data; Determine the status of wind and sand erosion based on the fluctuation range of the air, soil and vegetation protection data; If the fluctuation range of the actual fluctuation data of the air, soil and vegetation protection data is greater than the fluctuation range of the air, soil and vegetation protection data * 30%, then the fluctuation range of the air, soil and vegetation protection data is abnormal; If the fluctuation range of the actual fluctuation data of the air, soil and vegetation protection data is less than or equal to the fluctuation range of the air, soil and vegetation protection data * 30%, then the fluctuation range of the air, soil and vegetation protection data is normal, and the fluctuation range of the actual fluctuation data of the air, soil and vegetation protection data is marked as wind and sand monitoring data; If the fluctuation range of the air, soil and vegetation protection data is abnormal, vegetation protection remedial measures are taken according to the fluctuation amplitude points of the actual fluctuation data of the air, soil and vegetation protection data; After the vegetation protection and remedial measures are implemented, the wind and sand erosion status is determined again.

6. The vegetation protection method based on the law of wind and sand erosion according to claim 5 is characterized in that: The step of predicting the movement pattern of wind and sand based on the wind and sand monitoring data to obtain a wind and sand trajectory prediction result includes: Recording the points with the largest fluctuation amplitudes in a continuous time period among the actual fluctuation amplitudes of the air, soil, and vegetation protection data to obtain wind and sand erosion points; If the wind and sand erosion points in consecutive time periods are adjacent or overlapped, the wind and sand erosion points are wind and sand trajectory prediction points; If the wind and sand erosion points in consecutive time periods are not adjacent and do not overlap, then the wind and sand erosion points are normal points of the wind and sand trajectory; determining in real time the ratio of the predicted sand track points to the normal sand track points; if the ratio of the predicted sand track points to the normal sand track points is 1:1, one or two of the middle predicted sand track points are the predicted sand track direction; If the ratio of the number of the predicted points of the wind and sand track to the number of the normal points of the wind and sand track is less than 1:1, there is no predicted direction of the wind and sand track.

7. The vegetation protection method based on the law of wind and sand erosion according to claim 6, characterized in that: The step of integrating the air protection data, the soil protection data, and the vegetation protection data to obtain a first vegetation protection plan includes: Determining the air protection data, soil protection data, and vegetation protection data, performing pairwise comparisons on the air protection data, soil protection data, and vegetation protection data, and marking protection data differences between the air protection data, soil protection data, and vegetation protection data as different types of protection intervals; averaging the protection intervals of different categories, integrating the protection intervals of different categories and calculating an average protection interval line; Planting vegetation according to the average protection interval line, the planted vegetation type is the vegetation type with the best wind and sand protection effect among the air protection data, soil protection data and vegetation protection data; Auxiliary vegetation wind and sand protection measures are performed based on the optimal protection measures among the air protection data, soil protection data and vegetation protection data to obtain a first vegetation protection plan.

8. The vegetation protection method based on the law of wind and sand erosion according to claim 7 is characterized by: The calculation formula for calculating the average protection interval line is: ； Among them, S is the average protection interval line, a is the air protection data, b is the soil protection data, and c is the vegetation protection data.

9. The vegetation protection method based on the law of wind and sand erosion according to claim 7, characterized in that: The step of establishing a vegetation protection trajectory model according to the first vegetation protection scheme and the wind and sand trajectory prediction result includes: monitoring changes in the wind and sand trajectory prediction points in real time while implementing the first vegetation protection plan, and establishing a vegetation protection trajectory model according to the first vegetation protection plan if the number of wind and sand trajectory prediction points begins to decrease; If the number of the wind and sand trajectory prediction points does not decrease, the vegetation protection conditions corresponding to the wind and sand trajectory prediction points are strengthened according to the wind and sand trajectory prediction results, and a vegetation protection trajectory model is established according to the strengthened first vegetation protection plan.

10. The vegetation protection method based on the law of wind and sand erosion according to claim 9, characterized in that: The step of performing real-time correction of big data simulation on the vegetation protection trajectory model and real-time correction of actual wind and sand movement trajectory data to obtain a second vegetation protection solution includes: Inputting the vegetation protection trajectory model into a big data model to simulate multiple wind and sand erosion emergencies, and performing a big data analysis of the vegetation protection correction process based on the simulated multiple wind and sand erosion emergencies; Collecting actual movement trajectory data of wind and sand, and using the vegetation protection trajectory model that has undergone the big data analysis vegetation protection correction process to monitor vegetation erosion in real time according to the actual movement trajectory data of wind and sand; According to the erosion situation of vegetation, the amount of vegetation behind the wind and sand boundary line is corrected in real time to obtain the second vegetation protection plan.

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