Soil organic carbon continuous monitoring system and method

Abstract

The invention relates to the technical field of soil organic carbon monitoring treatment, and discloses a soil organic carbon continuous monitoring system and method, the system comprises a soil organic carbon monitoring parameter acquisition module, a soil organic carbon monitoring digital model construction module, and a soil organic carbon monitoring execution module; soil organic carbon content standard partition intervals are scientifically established by combining numerical processing based on soil monitoring point organic carbon content parameters and soil organic carbon content standard partition number preset parameters; based on a soil same organic carbon content distribution mean value and a soil same organic carbon content distribution space coordinate set in combination with numerical processing, a soil organic carbon content and position coordinate combination distribution model is scientifically established, dynamic and intelligent establishment of a soil organic carbon monitoring digital model is realized, and the accuracy and speed of a soil organic carbon monitoring result are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of soil organic carbon monitoring and processing, and in particular to a soil organic carbon continuous monitoring system and method. Background Art

[0002] Soil organic carbon monitoring refers to the monitoring of organic matter content in the soil. Soil organic carbon monitoring refers to all carbon-containing organic substances in various forms in the soil, including various animal and plant residues in the soil, microorganisms and various organic substances decomposed and synthesized by them. Therefore, in the agricultural field, it is necessary to regularly monitor the organic carbon content of the soil to ensure the quality of agricultural planting; soil organic carbon monitoring often uses potassium dichromate oxidation-volume method for manual measurement; measuring soil organic carbon through experimental methods cannot achieve real-time continuous scientific measurement of soil organic carbon. Summary of the invention

[0003] 1. Technical issues to be resolved In order to solve the problem that the above-mentioned experimental measurement of soil organic carbon cannot achieve real-time continuous scientific measurement of soil organic carbon, the above purposes are achieved: scientifically establish soil monitoring points, accurately collect the organic carbon content of soil monitoring points, accurately establish soil organic carbon content zones, independently establish soil organic carbon content distribution coordinate zones, accurately count the mean distribution of soil organic carbon content, scientifically generate soil organic carbon content zones and geographical location distribution models, and digitally and continuously measure soil organic carbon content.

[0004] (II) Technical solution The present invention is implemented by the following technical scheme: a method for continuous monitoring of soil organic carbon, the method comprising the following steps: S1. Collect soil geographic three-dimensional model data and establish spatial coordinates of soil organic carbon monitoring points, and generate soil monitoring point coordinate data; S2, measuring the organic carbon content of the soil organic carbon monitoring point according to the soil monitoring point coordinate data, and generating the organic carbon content data of the soil monitoring point; S3, performing soil organic carbon content standard partition interval establishment processing based on the soil monitoring point organic carbon content data and the preset data of the number of soil organic carbon content standard partitions, and establishing the soil organic carbon content standard partition interval; S4, performing soil organic carbon content distribution set establishment processing according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval to generate a soil organic carbon content distribution set, and performing soil organic carbon content distribution space coordinate set establishment processing according to the soil monitoring point coordinate data to generate a soil organic carbon content distribution coordinate set; S5, measuring the mean value of the same organic carbon content distribution in the soil, and establishing a geographical space coordinate set of the same organic carbon content distribution in the soil based on the soil organic carbon content distribution coordinate set to generate a spatial coordinate set of the same organic carbon content distribution in the soil; S6. Construct a combined distribution model of soil organic carbon content and location coordinates; S7, collecting real-time coordinate data of the soil target monitoring point and performing organic carbon content monitoring operation of the soil target monitoring point with the soil organic carbon content and position coordinate combined distribution model, and generating organic carbon content measurement data of the soil target monitoring point.

[0005] Preferably, the steps of collecting soil geographic three-dimensional model data, establishing spatial coordinates of soil organic carbon monitoring points, and generating soil monitoring point coordinate data are as follows: S11. Use a drone equipped with a 3D laser scanner to perform 3D modeling of the soil geographic area to be tested and generate soil geographic 3D model data ; S12, using side length The soil geographic 3D model data of the square The corresponding soil surface is divided into plane grids, and a spatial spherical coordinate system is established based on the earth sphere. The position coordinates of the center of the grid division square are counted, and a soil monitoring point coordinate data set is generated. , ;in Indicates Soil monitoring point coordinate data corresponding to each soil organic carbon monitoring point, Represents the maximum number of soil organic carbon monitoring points; the soil monitoring point coordinate data includes the longitude, latitude and altitude of the soil organic carbon monitoring point.

[0006] Preferably, the operation steps of measuring the organic carbon content of the soil organic carbon monitoring point according to the soil monitoring point coordinate data and generating the organic carbon content data of the soil monitoring point are as follows: S21, using an electric soil sampler mounted on a drone to collect the soil monitoring point coordinate data Coordinate data of soil monitoring points described in Carry out soil sample collection operations at soil organic carbon monitoring points in an orderly manner and establish a text data set of soil sample characteristics at soil monitoring points ,in Indicates soil sample characteristic text data of a soil monitoring point corresponding to a soil organic carbon monitoring point, wherein the soil sample characteristic text data of a soil monitoring point represents the number text information of the soil sample of the soil organic carbon monitoring point; S22, using a soil total organic carbon measuring instrument to collect characteristic text data of soil samples at the soil monitoring point Soil sample characteristic text data of soil monitoring points described in Measure the organic carbon content in soil samples and generate a data set of organic carbon content at soil monitoring points ,in Indicates The soil organic carbon content data corresponding to the soil organic carbon monitoring points, The unit is grams per kilogram.

[0007] Preferably, the soil organic carbon content standard partition interval establishment process is performed based on the soil monitoring point organic carbon content data and the preset data of the number of soil organic carbon content standard partitions, and the operation steps of establishing the soil organic carbon content standard partition interval are as follows: S31. Establishing preset data for standard partition quantity of soil organic carbon content The preset data of the number of standard partitions of soil organic carbon content represents the total number of soil organic carbon content numerical partitions set based on the soil organic carbon measurement accuracy requirements of the soil geographical area to be measured, wherein The unit of is piece; S32, using a width-limited search algorithm to collect organic carbon content data at the soil monitoring point Search for the organic carbon content data of the soil monitoring point with the largest organic carbon content and preset data with the soil organic carbon content standard partition quantity Perform numerical quotient processing to generate standard classification values ​​of soil organic carbon content ,in , The unit is grams per kilogram; S33, collecting the organic carbon content data of the soil monitoring points Organic carbon content data of the soil monitoring points with the lowest and highest organic carbon content According to the ascending order of organic carbon content, combined with the standard classification value of soil organic carbon content Establish standard partition intervals for soil organic carbon content values ​​and generate a matrix of standard partition intervals for soil organic carbon content , ;in Indicates The soil organic carbon content standard partition intervals are ,in and Respectively represent the standard partition intervals of soil organic carbon content The soil organic carbon content standard left and right end values ​​are , and The units are grams per kilogram.

[0008] Preferably, a soil organic carbon content distribution set establishment process is performed according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, a soil organic carbon content distribution set is generated, and a soil organic carbon content distribution space coordinate set establishment process is performed with the soil monitoring point coordinate data, and the operation steps for generating the soil organic carbon content distribution coordinate set are as follows: S41, collecting the organic carbon content data of the soil monitoring points Organic carbon content data of soil monitoring points mentioned in The soil organic carbon monitoring points are numbered in order and the soil organic carbon content standard partition interval matrix The soil organic carbon content standard partition interval The left end value of the soil organic carbon content standard and the right end value of the soil organic carbon content standard Perform numerical comparison of organic carbon content and generate a soil organic carbon content distribution matrix based on the numerical comparison of organic carbon content ,in Represents the data set of organic carbon content at the soil monitoring point Organic carbon content data of soil monitoring points mentioned in Compare the organic carbon content values ​​and classify them into the standard partition intervals of soil organic carbon content The soil organic carbon content distribution set formed in , , and Respectively represent the soil organic carbon content distribution set Middle and Soil organic carbon content distribution data; and The units are all grams per kilogram; S42, the soil monitoring point coordinate data set Coordinate data of soil monitoring points described in The soil organic carbon content distribution matrix is ​​arranged in order according to the soil organic carbon monitoring point number. The soil organic carbon content distribution within the collection The soil organic carbon content distribution data in To the soil organic carbon content distribution data Perform character matching on the soil organic carbon monitoring point numbers and generate a set matrix of soil organic carbon content distribution coordinates based on the character matching on the soil organic carbon monitoring point numbers. ,in Represents the soil organic carbon content distribution set The soil organic carbon content distribution data in To the soil organic carbon content distribution data All the soil monitoring point coordinate data corresponding to the matched soil organic carbon monitoring point The formed soil organic carbon content distribution coordinate set, where , and Respectively represent the soil organic carbon content distribution data And the soil organic carbon content distribution data Corresponding soil organic carbon content distribution coordinate data.

[0009] Preferably, the measuring of the mean value of the soil organic carbon content distribution, and the establishment of the geographic spatial coordinate set of the soil organic carbon content distribution based on the soil organic carbon content distribution coordinate set, the operation steps of generating the spatial coordinate set of the soil organic carbon content distribution are as follows: S51, based on the soil organic carbon content distribution set matrix The soil organic carbon content distribution within the collection The soil organic carbon content distribution data in To the soil organic carbon content distribution data Perform numerical measurement of the mean value of the same soil organic carbon content distribution and generate a set of mean values ​​of the same soil organic carbon content distribution ,in Represents the soil organic carbon content distribution set The corresponding soil organic carbon content distribution mean, , Represents the soil organic carbon content distribution set The total number of soil organic carbon content distribution data described in; The unit is grams per kilogram; S52, using the Halcon operator according to the soil organic carbon content distribution coordinate set matrix The soil organic carbon content distribution coordinate set inside The soil organic carbon content distribution coordinate data in To the soil organic carbon content distribution coordinate data Construct a three-dimensional geographic spatial model of the same organic carbon content distribution in soil and generate a data set of the spatial three-dimensional model of the same organic carbon content distribution in soil ,in Represents the soil organic carbon content distribution coordinate set Corresponding spatial three-dimensional model data of the same soil organic carbon content distribution, wherein the spatial three-dimensional model data of the same soil organic carbon content distribution represents geographic space three-dimensional structure data composed of spatial coordinates of soil organic carbon monitoring points classified into the same soil organic carbon content standard partition interval; S53, collecting the spatial three-dimensional model data set of the same soil organic carbon content distribution The spatial three-dimensional model data of the same soil organic carbon content distribution The corresponding geographic space three-dimensional model is subjected to coordinate point decomposition processing, and the spatial three-dimensional model data of the same organic carbon content distribution space of the soil is calculated based on the spatial spherical coordinate system established in step S12 The corresponding geographic space three-dimensional model decomposes the position coordinates of the coordinate points and generates a spatial coordinate set matrix of the same soil organic carbon content distribution ,in Represents the spatial three-dimensional model data of the same organic carbon content distribution of the soil The corresponding set of spatial coordinates of the same soil organic carbon content distribution; , ,in Represents the spatial coordinate set of the same organic carbon content distribution of the soil Middle The spatial coordinate data of the same organic carbon content distribution in soils, Represents the spatial coordinate set of the same organic carbon content distribution of the soil The maximum value of the number of spatial coordinates of the same soil organic carbon content distribution; the spatial coordinate data of the same soil organic carbon content distribution includes the longitude, latitude and altitude of the spatial position of the same soil organic carbon content distribution.

[0010] Preferably, the steps of constructing a soil organic carbon content and position coordinate combined distribution model are as follows: S61, the soil organic carbon content distribution mean set Mean value of soil organic carbon content in the same According to the standard partitioning intervals of soil organic carbon content, the number of intervals is ordered and the spatial coordinate set matrix of the same soil organic carbon content distribution is the same as the soil The spatial coordinate set of the same soil organic carbon content distribution The soil organic carbon content parameters and the spatial location of the soil organic carbon content distribution are combined and marked to construct a set of soil organic carbon content and location coordinate combined distribution models. ,in Indicates the mean value of the same organic carbon content distribution in the soil The spatial coordinate set of the same organic carbon content distribution as the soil The corresponding soil organic carbon content and location coordinate combined distribution model, .

[0011] Preferably, the steps of collecting the real-time coordinate data of the soil target monitoring point and performing the organic carbon content monitoring operation of the soil target monitoring point with the soil organic carbon content and position coordinate combined distribution model, and generating the measurement data of the organic carbon content of the soil target monitoring point are as follows: S71, completing the soil organic carbon content and position coordinate combined distribution model set online through the position sensor The spatial coordinate parameters of the soil organic carbon content monitoring location in the soil geographical area to be tested are constructed, and the real-time coordinate data of the soil target monitoring point is generated ; S72, using a bidirectional search algorithm to obtain the real-time coordinate data of the soil target monitoring point Combined distribution model set with soil organic carbon content and location coordinates The soil organic carbon content and location coordinates combined distribution model The spatial coordinate set of the same soil organic carbon content distribution in The spatial coordinate data of the same organic carbon content distribution of the soil stored in Perform spatial coordinate parameter matching to search for real-time coordinate data of the soil target monitoring point The soil organic carbon content and location coordinates combined distribution model matched The corresponding soil organic carbon content distribution mean , and generate soil target monitoring point organic carbon content measurement data through data identification ,in The unit is grams per kilogram.

[0012] A soil organic carbon continuous monitoring system, used to implement the soil organic carbon continuous monitoring method, the system includes a soil organic carbon monitoring parameter acquisition module, a soil organic carbon monitoring digital model construction module, and a soil organic carbon monitoring execution module; The soil organic carbon monitoring parameter acquisition module includes a soil geographic model acquisition unit, a soil monitoring point coordinate establishment unit, and a soil monitoring point organic carbon content measurement unit; The soil geographic model acquisition unit collects soil geographic three-dimensional model data through a three-dimensional laser scanner carried by an unmanned aerial vehicle; the soil monitoring point coordinate establishment unit performs spatial coordinate establishment processing of the soil organic carbon monitoring point based on the soil geographic three-dimensional model data, and generates soil monitoring point coordinate data; the soil monitoring point organic carbon content measurement unit performs organic carbon content measurement operations at the soil organic carbon monitoring point based on the soil monitoring point coordinate data in combination with an electric soil sampler and a soil total organic carbon measuring instrument carried by an unmanned aerial vehicle, and generates soil monitoring point organic carbon content data; The soil organic carbon monitoring digital model construction module includes a soil organic carbon content standard partition quantity storage unit, a soil organic carbon content standard partition interval establishment unit, a soil organic carbon content distribution set generation unit, a soil organic carbon content distribution coordinate set generation unit, a soil same organic carbon content distribution mean statistics unit, a soil same organic carbon content distribution space coordinate set generation unit, and a soil organic carbon content and position coordinate combined distribution model generation unit; The soil organic carbon content standard partition quantity storage unit is used to store the preset data of the soil organic carbon content standard partition quantity; the soil organic carbon content standard partition interval establishment unit performs soil organic carbon content standard partition interval establishment processing based on the soil monitoring point organic carbon content data and the preset data of the soil organic carbon content standard partition quantity, and establishes the soil organic carbon content standard partition interval; the soil organic carbon content distribution set generation unit performs soil organic carbon content distribution set establishment processing according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, and generates a soil organic carbon content distribution set; the soil organic carbon content distribution coordinate set generation unit performs soil organic carbon content distribution set establishment processing according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, and generates a soil organic carbon content distribution set. The spatial coordinate set establishment process of soil organic carbon content distribution generates a soil organic carbon content distribution coordinate set; the soil same organic carbon content distribution mean statistical unit is used to measure the soil same organic carbon content distribution mean; the soil same organic carbon content distribution spatial coordinate set generation unit performs a process of establishing a geographical spatial coordinate set of soil same organic carbon content distribution based on the soil same organic carbon content distribution mean and the soil organic carbon content distribution coordinate set to generate a soil same organic carbon content distribution spatial coordinate set; the soil organic carbon content and position coordinate combined distribution model generation unit constructs a soil organic carbon content and position coordinate combined distribution model based on the soil same organic carbon content distribution mean and the soil same organic carbon content distribution spatial coordinate set; The soil organic carbon monitoring execution module includes a soil target monitoring point real-time coordinate acquisition unit and a soil target monitoring point organic carbon content analysis unit; The soil target monitoring point real-time coordinate acquisition unit acquires the real-time coordinate data of the soil target monitoring point through a position sensor; the soil target monitoring point organic carbon content analysis unit performs organic carbon content monitoring operations on the soil target monitoring point based on the soil target monitoring point real-time coordinate data and the soil organic carbon content and position coordinate combined distribution model, and generates soil target monitoring point organic carbon content measurement data.

[0013] (III) Beneficial effects The present invention provides a soil organic carbon continuous monitoring system and method. It has the following beneficial effects: 1. By using a drone-mounted 3D laser scanner to efficiently collect soil geographic 3D model parameters, and combining it with grid data processing, the coordinate parameters of the soil monitoring points in the soil organic carbon monitoring area are comprehensively and scientifically established to provide reliable data support for continuous and accurate monitoring of soil organic carbon content; based on the soil monitoring point coordinate data combined with the drone-mounted electric soil sampler and soil total organic carbon meter, the organic carbon content of the soil organic carbon monitoring point is accurately measured, providing real data support for the scientific establishment of a soil organic carbon monitoring digital model, thereby improving the efficiency and accuracy of soil organic carbon content monitoring.

[0014] 2. Scientifically establish standard zoning intervals for soil organic carbon content by combining numerical processing with the preset parameters of the number of standard zoning intervals for soil organic carbon content based on the soil monitoring point organic carbon content parameters; intelligently zoning and collecting and processing soil organic carbon content parameters and spatial coordinates of soil organic carbon content distribution based on the soil monitoring point organic carbon content parameters, and accurate zoning processing of organic carbon content and position coordinates of soil monitoring points; accurately measure the mean parameters of zoning intervals with the same soil organic carbon content based on numerical processing, and accurately construct the spatial coordinate parameters of soil geographical areas with the same organic carbon content based on the mean distribution of the same soil organic carbon content and the set of soil organic carbon content distribution coordinates; scientifically establish a combined distribution model of soil organic carbon content and position coordinates based on the mean distribution of the same soil organic carbon content and the set of soil organic carbon content distribution spatial coordinates combined with numerical processing, and realize the dynamic and intelligent establishment of a digital model for soil organic carbon monitoring, thereby improving the accuracy and speed of soil organic carbon monitoring results.

[0015] 3. Through the precise collection of real-time coordinate parameters of soil target monitoring points by position sensors, combined with intelligent search algorithms and dynamically established soil organic carbon content and position coordinate combined distribution models, real-time monitoring of organic carbon content at soil target monitoring points is carried out to achieve continuity and convenience in soil organic carbon monitoring and improve the quality and applicability of soil organic carbon monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1A schematic diagram of a module of a soil organic carbon continuous monitoring system provided by the present invention; Figure 2 The present invention provides a flow chart of a method for continuous monitoring of soil organic carbon. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] The embodiments of the soil organic carbon continuous monitoring system and method are as follows: Embodiment 1: See also Figure 1 - Figure 2 , a method for continuous monitoring of soil organic carbon, the method comprising the following steps: S1. Collect soil geographic three-dimensional model data and establish spatial coordinates of soil organic carbon monitoring points, and generate soil monitoring point coordinate data; S2. measuring the organic carbon content of the soil organic carbon monitoring point according to the coordinate data of the soil monitoring point, and generating the organic carbon content data of the soil monitoring point; S3, based on the organic carbon content data of the soil monitoring points and the preset data of the number of standard partitions of the soil organic carbon content, a standard partition interval of the soil organic carbon content is established, and a standard partition interval of the soil organic carbon content is established; S4, performing soil organic carbon content distribution set establishment processing based on soil monitoring point organic carbon content data and soil organic carbon content standard partition intervals to generate a soil organic carbon content distribution set, and performing soil organic carbon content distribution spatial coordinate set establishment processing based on soil monitoring point coordinate data to generate a soil organic carbon content distribution coordinate set; S5, measuring the mean value of the same soil organic carbon content distribution, and establishing and processing the geographic space coordinate set of the same soil organic carbon content distribution based on the soil organic carbon content distribution coordinate set to generate the same soil organic carbon content distribution spatial coordinate set; S6. Construct a combined distribution model of soil organic carbon content and location coordinates; S7. Collect the real-time coordinate data of the soil target monitoring point and perform the organic carbon content monitoring operation of the soil target monitoring point with the soil organic carbon content and position coordinate combined distribution model, and generate the organic carbon content measurement data of the soil target monitoring point.

[0019] For further information, see Figure 1 - Figure 2 , collect soil geographic three-dimensional model data and establish spatial coordinates of soil organic carbon monitoring points, and generate soil monitoring point coordinate data as follows: S11. Use a drone equipped with a 3D laser scanner to perform 3D modeling of the soil geographic area to be tested and generate soil geographic 3D model data ; S12, using side length The square of soil geographic 3D model data The corresponding soil surface is divided into plane grids, and a spatial spherical coordinate system is established based on the earth sphere. The position coordinates of the center of the grid division square are counted, and a soil monitoring point coordinate data set is generated. , ;in Indicates Soil monitoring point coordinate data corresponding to each soil organic carbon monitoring point, Indicates the maximum number of soil organic carbon monitoring points; the soil monitoring point coordinate data includes the longitude, latitude and altitude of the soil organic carbon monitoring point.

[0020] The steps for measuring the organic carbon content of the soil organic carbon monitoring point based on the soil monitoring point coordinate data and generating the soil organic carbon content data of the soil monitoring point are as follows: S21, using drones equipped with electric soil samplers to collect soil monitoring point coordinate data Coordinate data of soil monitoring points in Carry out soil sample collection operations at soil organic carbon monitoring points in an orderly manner and establish a text data set of soil sample characteristics at soil monitoring points ,in Indicates The soil sample characteristic text data of the soil monitoring point corresponding to the soil organic carbon monitoring point, the soil sample characteristic text data of the soil monitoring point represents the number text information of the soil sample of the soil organic carbon monitoring point; S22, using soil total organic carbon meter based on soil sample characteristic text data collection at soil monitoring points Soil sample characteristic text data of soil monitoring points in China Measure the organic carbon content in soil samples and generate a data set of organic carbon content at soil monitoring points ,in Indicates The soil organic carbon content data corresponding to the soil organic carbon monitoring points, The unit is grams per kilogram.

[0021] Through the cooperation of the soil geographic model acquisition unit and the soil monitoring point coordinate establishment unit, the three-dimensional laser scanner mounted on the drone is used to efficiently collect the soil geographic three-dimensional model parameters, and combined with grid data processing, the soil monitoring point coordinate parameters in the soil organic carbon monitoring area are comprehensively and scientifically established, providing reliable data support for continuous and accurate monitoring of soil organic carbon content; the soil monitoring point organic carbon content measurement unit, based on the soil monitoring point coordinate data combined with the drone-mounted electric soil sampler and soil total organic carbon meter, accurately measures the organic carbon content of the soil organic carbon monitoring point, providing real data support for the scientific establishment of a soil organic carbon monitoring digital model, and improving the efficiency and accuracy of soil organic carbon content monitoring.

[0022] For further information, see Figure 1-Figure 2 Based on the organic carbon content data of the soil monitoring points and the preset data of the standard partition quantity of the soil organic carbon content, the standard partition interval of the soil organic carbon content is established and processed, and the operation steps for establishing the standard partition interval of the soil organic carbon content are as follows: S31. Establishing preset data for standard partition quantity of soil organic carbon content The preset data of the number of standard partitions of soil organic carbon content represents the total number of soil organic carbon content value partitions set based on the soil organic carbon measurement accuracy requirements of the soil geographical area to be measured, where The unit of is piece; S32, using the width-limited search algorithm to collect organic carbon content data from soil monitoring points Search for the organic carbon content data of the soil monitoring point with the largest organic carbon content , and preset data with soil organic carbon content standard partition quantity Perform numerical quotient processing to generate standard classification values ​​of soil organic carbon content ,in , The unit is grams per kilogram; S33. Collect the organic carbon content data of soil monitoring points Organic carbon content data of soil monitoring points with the lowest and highest organic carbon content According to the ascending order of organic carbon content, combined with the standard classification value of soil organic carbon content Establish standard partition intervals for soil organic carbon content values ​​and generate a matrix of standard partition intervals for soil organic carbon content , ;in Indicates The soil organic carbon content standard partition intervals are ,in and Represents the standard partition interval of soil organic carbon content The soil organic carbon content standard left and right end values ​​are , and The units are grams per kilogram.

[0023] According to the organic carbon content data of soil monitoring points and the standard partition interval of soil organic carbon content, the soil organic carbon content distribution set is established and processed to generate the soil organic carbon content distribution set and the soil organic carbon content distribution space coordinate set is established and processed with the soil monitoring point coordinate data. The operation steps for generating the soil organic carbon content distribution coordinate set are as follows: S41. Collect the organic carbon content data of soil monitoring points Organic carbon content data of soil monitoring points in China Soil organic carbon monitoring points are numbered in order and the soil organic carbon content standard partition interval matrix Internal soil organic carbon content standard partition interval The standard left end value of soil organic carbon content in and the right end value of soil organic carbon content standard Perform numerical comparison of organic carbon content and generate a soil organic carbon content distribution matrix based on the numerical comparison of organic carbon content ,in Represents the data set of organic carbon content at soil monitoring points Organic carbon content data of soil monitoring points in China Compare the organic carbon content values ​​and classify them into standard partition intervals of soil organic carbon content The soil organic carbon content distribution set formed in , , and Represents the soil organic carbon content distribution set Middle and Soil organic carbon content distribution data; and The units are all grams per kilogram; S42, soil monitoring point coordinate data collection Coordinate data of soil monitoring points in Soil organic carbon content distribution matrix sorted by soil organic carbon monitoring point number Internal soil organic carbon content distribution set Soil organic carbon content distribution data in To soil organic carbon content distribution data Perform character matching on the soil organic carbon monitoring point numbers and generate a set matrix of soil organic carbon content distribution coordinates based on the character matching on the soil organic carbon monitoring point numbers. ,in Represents the soil organic carbon content distribution set Soil organic carbon content distribution data in To soil organic carbon content distribution data Coordinate data of all soil monitoring points corresponding to the matched soil organic carbon monitoring points The formed soil organic carbon content distribution coordinate set, where , and Represents soil organic carbon content distribution data and soil organic carbon content distribution data Corresponding soil organic carbon content distribution coordinate data.

[0024] The mean value of soil organic carbon content distribution is measured, and the geographic spatial coordinate set of soil organic carbon content distribution is established based on the soil organic carbon content distribution coordinate set. The steps for generating the spatial coordinate set of soil organic carbon content distribution are as follows: S51, based on the soil organic carbon content distribution matrix Internal soil organic carbon content distribution set Soil organic carbon content distribution data in To soil organic carbon content distribution data Perform numerical measurement of the mean value of the same soil organic carbon content distribution and generate a set of mean values ​​of the same soil organic carbon content distribution ,in Represents the soil organic carbon content distribution set The corresponding soil organic carbon content distribution mean, , Represents the soil organic carbon content distribution set The total number of soil organic carbon content distribution data in; The unit is grams per kilogram; S52, using Halcon operator based on soil organic carbon content distribution coordinate set matrix Internal soil organic carbon content distribution coordinate set Soil organic carbon content distribution coordinate data in To soil organic carbon content distribution coordinate data Construct a three-dimensional geographic spatial model of the same organic carbon content distribution in soil and generate a data set of the spatial three-dimensional model of the same organic carbon content distribution in soil ,in Represents the distribution coordinate set of soil organic carbon content The corresponding three-dimensional model data of the spatial distribution of the same soil organic carbon content, the three-dimensional model data of the spatial distribution of the same soil organic carbon content represents the three-dimensional structure data of the geographic space composed of the spatial coordinates of the soil organic carbon monitoring points classified into the same soil organic carbon content standard partition interval; S53, spatial three-dimensional model data set for soil with the same organic carbon content distribution Three-dimensional model data of the spatial distribution of soil organic carbon content in China The corresponding geographic space three-dimensional model is decomposed into coordinate points, and the spatial three-dimensional model data of the same soil organic carbon content distribution space is calculated based on the spatial spherical coordinate system established in step S12. The corresponding geographic space three-dimensional model decomposes the position coordinates of the coordinate points and generates a spatial coordinate set matrix of the same soil organic carbon content distribution ,in Represents the spatial three-dimensional model data of the same soil organic carbon content distribution The corresponding set of spatial coordinates of the same soil organic carbon content distribution; , ,in Represents the spatial coordinate set of the same soil organic carbon content distribution Middle The spatial coordinate data of the same organic carbon content distribution in soils, Represents the spatial coordinate set of the same soil organic carbon content distribution The maximum value of the number of spatial coordinates of the same soil organic carbon content distribution; the spatial coordinate data of the same soil organic carbon content distribution include the longitude, latitude and altitude of the spatial position of the same soil organic carbon content distribution.

[0025] The steps to construct a combined distribution model of soil organic carbon content and location coordinates are as follows: S61. Collect the mean values ​​of soil organic carbon content Mean value of soil organic carbon content in the same According to the standard partitioning intervals of soil organic carbon content, the number of intervals is ordered and the spatial coordinate set matrix of the same soil organic carbon content distribution is The spatial coordinates of the same soil organic carbon content distribution in The soil organic carbon content parameters and the spatial location of the soil organic carbon content distribution are combined and marked to construct a set of soil organic carbon content and location coordinate combined distribution models. ,in Indicates the mean value of soil organic carbon content distribution The spatial coordinate set of the same organic carbon content distribution as soil The corresponding soil organic carbon content and location coordinate combined distribution model, .

[0026] Through the soil organic carbon content standard zoning interval establishment unit, based on the soil monitoring point organic carbon content parameters and the soil organic carbon content standard zoning number preset parameters combined with numerical processing, the scientific establishment of soil organic carbon content standard zoning intervals is realized; the soil organic carbon content distribution set generation unit and the soil organic carbon content distribution coordinate set generation unit cooperate with each other, according to the soil monitoring point organic carbon content parameters, soil organic carbon content standard zoning intervals, soil monitoring point coordinate parameters combined with numerical analysis, to achieve soil organic carbon content parameters and soil organic carbon content distribution space coordinates intelligent zoning collection and processing, to achieve soil monitoring point organic carbon content and location coordinates accurate zoning processing; soil organic carbon content distribution mean statistical unit and soil organic carbon content distribution coordinates of the same statistical unit and soil The spatial coordinate set generation units of the same soil organic carbon content distribution cooperate with each other to accurately measure the mean parameters of the same soil organic carbon content partitions based on numerical processing, and at the same time, accurately construct the spatial coordinate parameters of the same organic carbon content partitioned soil geographical areas based on the mean of the same soil organic carbon content distribution and the soil organic carbon content distribution coordinate set; the soil organic carbon content and position coordinate combined distribution model generation unit, based on the mean of the same soil organic carbon content distribution, the same soil organic carbon content distribution spatial coordinate set combined with numerical processing, scientifically establishes the soil organic carbon content and position coordinate combined distribution model, realizes the dynamic and intelligent establishment of the soil organic carbon monitoring digital model, and improves the accuracy and speed of the soil organic carbon monitoring results.

[0027] For further information, see Figure 1 - Figure 2 , collect the real-time coordinate data of the soil target monitoring point and use the soil organic carbon content and position coordinate combined distribution model to monitor the organic carbon content of the soil target monitoring point, and generate the measurement data of the organic carbon content of the soil target monitoring point as follows: S71. Complete the soil organic carbon content and location coordinates combined distribution model set through online acquisition of location sensors The spatial coordinate parameters of the soil organic carbon content monitoring location in the soil geographical area to be tested are constructed, and the real-time coordinate data of the soil target monitoring point is generated ; S72, using a two-way search algorithm to obtain the real-time coordinate data of the soil target monitoring point Combined distribution model set with soil organic carbon content and location coordinates Internal soil organic carbon content and location coordinates combined distribution model The spatial coordinates of the soil organic carbon content distribution in The spatial coordinate data of soil organic carbon content stored in Match spatial coordinate parameters and search for real-time coordinate data of soil target monitoring points Matching soil organic carbon content and location coordinates combined distribution model Corresponding soil with the same organic carbon content distribution mean , and generate soil target monitoring point organic carbon content measurement data through data identification ,in The unit is grams per kilogram.

[0028] Through the cooperation of the real-time coordinate acquisition unit of the soil target monitoring point and the organic carbon content analysis unit of the soil target monitoring point, the real-time coordinate parameters of the soil target monitoring point are accurately collected by the position sensor. The intelligent search algorithm is combined with the dynamically established soil organic carbon content and position coordinate combined distribution model to carry out real-time monitoring of the organic carbon content of the soil target monitoring point, so as to achieve the continuity and convenience of soil organic carbon monitoring and improve the quality and applicability of soil organic carbon monitoring.

[0029] Embodiment 2: See also Figure 1 - Figure 2 , a soil organic carbon continuous monitoring system, used to implement a soil organic carbon continuous monitoring method, the system includes a soil organic carbon monitoring parameter acquisition module, a soil organic carbon monitoring digital model construction module, and a soil organic carbon monitoring execution module; The soil organic carbon monitoring parameter acquisition module includes a soil geographic model acquisition unit, a soil monitoring point coordinate establishment unit, and a soil monitoring point organic carbon content measurement unit; The soil geographic model acquisition unit collects soil geographic three-dimensional model data through a three-dimensional laser scanner mounted on a drone; the soil monitoring point coordinate establishment unit establishes and processes the spatial coordinates of the soil organic carbon monitoring point based on the soil geographic three-dimensional model data, and generates the soil monitoring point coordinate data; the soil monitoring point organic carbon content measurement unit measures the organic carbon content of the soil organic carbon monitoring point based on the soil monitoring point coordinate data combined with the drone-mounted electric soil sampler and soil total organic carbon meter, and generates the soil monitoring point organic carbon content data; The soil organic carbon monitoring digital model construction module includes a soil organic carbon content standard partition quantity storage unit, a soil organic carbon content standard partition interval establishment unit, a soil organic carbon content distribution set generation unit, a soil organic carbon content distribution coordinate set generation unit, a soil same organic carbon content distribution mean statistics unit, a soil same organic carbon content distribution spatial coordinate set generation unit, and a soil organic carbon content and position coordinate combined distribution model generation unit; The soil organic carbon content standard partition quantity storage unit is used to store the preset data of the soil organic carbon content standard partition quantity; the soil organic carbon content standard partition interval establishment unit establishes the soil organic carbon content standard partition interval based on the soil monitoring point organic carbon content data and the preset data of the soil organic carbon content standard partition quantity, and establishes the soil organic carbon content standard partition interval; the soil organic carbon content distribution set generation unit establishes the soil organic carbon content distribution set according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, and generates a soil organic carbon content distribution set; the soil organic carbon content distribution coordinate set generation unit performs soil organic carbon content distribution set establishment and processing according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, and generates a soil organic carbon content distribution set. Establishing and processing the spatial coordinate set of the organic carbon content distribution to generate the soil organic carbon content distribution coordinate set; a soil same organic carbon content distribution mean value statistical unit, used to measure the soil same organic carbon content distribution mean value; a soil same organic carbon content distribution spatial coordinate set generation unit, establishing and processing the geographical spatial coordinate set of the soil same organic carbon content distribution based on the soil same organic carbon content distribution mean value and the soil organic carbon content distribution coordinate set, to generate the soil same organic carbon content distribution spatial coordinate set; a soil organic carbon content and position coordinate combined distribution model generation unit, constructing a soil organic carbon content and position coordinate combined distribution model based on the soil same organic carbon content distribution mean value and the soil same organic carbon content distribution spatial coordinate set; The soil organic carbon monitoring execution module includes a soil target monitoring point real-time coordinate acquisition unit and a soil target monitoring point organic carbon content analysis unit; The real-time coordinate acquisition unit of the soil target monitoring point collects the real-time coordinate data of the soil target monitoring point through the position sensor; the organic carbon content analysis unit of the soil target monitoring point performs the organic carbon content monitoring operation of the soil target monitoring point based on the combined distribution model of the real-time coordinate data of the soil target monitoring point and the soil organic carbon content and position coordinates, and generates the measurement data of the organic carbon content of the soil target monitoring point.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A method for continuous monitoring of soil organic carbon, characterized in that: The method comprises the following steps: S1. Collect soil geographic three-dimensional model data and establish spatial coordinates of soil organic carbon monitoring points, and generate soil monitoring point coordinate data; S2. Performing soil organic carbon content measurement at soil organic carbon monitoring points and generating soil organic carbon content data at soil monitoring points; S3, conducting soil organic carbon content standard zoning interval establishment processing, and establishing soil organic carbon content standard zoning interval; S4, performing soil organic carbon content distribution set establishment processing to generate a soil organic carbon content distribution set and performing soil organic carbon content distribution spatial coordinate set establishment processing on the soil monitoring point coordinate data to generate a soil organic carbon content distribution coordinate set; S5. Measure the mean value of the same organic carbon content distribution in the soil, establish and process the geographic space coordinate set of the same organic carbon content distribution in the soil, and generate the spatial coordinate set of the same organic carbon content distribution in the soil; S6. Construct a combined distribution model of soil organic carbon content and location coordinates; S7. Collect real-time coordinate data of the soil target monitoring points, perform organic carbon content monitoring operations at the soil target monitoring points, and generate organic carbon content measurement data at the soil target monitoring points.

2. A method for continuous monitoring of soil organic carbon according to claim 1, characterized in that: The S1 comprises the following steps: S11. Use a drone equipped with a 3D laser scanner to perform 3D modeling of the soil geographic area to be tested and generate soil geographic 3D model data ; S12, using side length The square of The corresponding soil surface is divided into plane grids, and a spatial spherical coordinate system is established based on the earth sphere. The position coordinates of the center of the grid division square are calculated, and a soil monitoring point coordinate data set is generated. , ;in Indicates Soil monitoring point coordinate data corresponding to each soil organic carbon monitoring point, Indicates the maximum number of soil organic carbon monitoring points.

3. A method for continuous monitoring of soil organic carbon according to claim 2, characterized in that: The S2 comprises the following steps: S21, using an electric soil sampler mounted on a drone according to the As stated in Carry out soil sample collection operations at soil organic carbon monitoring points in an orderly manner and establish a text data set of soil sample characteristics at soil monitoring points ,in Indicates Soil sample characteristic text data of soil monitoring points corresponding to soil organic carbon monitoring points; S22, using a soil total organic carbon meter according to the As stated in Measure the organic carbon content in soil samples and generate a data set of organic carbon content at soil monitoring points ,in Indicates The soil organic carbon content data corresponding to the soil organic carbon monitoring points, The unit is grams per kilogram.

4. A method for continuous monitoring of soil organic carbon according to claim 3, characterized in that: The S3 comprises the following steps: S31. Establishing preset data for standard partition quantity of soil organic carbon content ,in The unit of is piece; S32, using a width-limited search algorithm in the Search for the one with the highest organic carbon content , and with the Perform numerical quotient processing to generate standard classification values ​​of soil organic carbon content ,in The unit is grams per kilogram; S33, the The smallest and largest organic carbon contents According to the ascending order of organic carbon content, combined with the above Establish standard partition intervals for soil organic carbon content values ​​and generate a matrix of standard partition intervals for soil organic carbon content , ;in Indicates The soil organic carbon content standard partition intervals are ,in and Respectively indicate the The soil organic carbon content standard left and right end values ​​are , and The units are grams per kilogram.

5. A method for continuous monitoring of soil organic carbon according to claim 4, characterized in that: The S4 comprises the following steps: S41, the As stated in The soil organic carbon monitoring points are numbered in order and Internal In and stated Perform numerical comparison of organic carbon content and generate a soil organic carbon content distribution matrix based on the numerical comparison of organic carbon content ,in Indicates the As stated in Compare the organic carbon content values ​​and classify them into The soil organic carbon content distribution set formed in , , and Respectively indicate the Middle and Soil organic carbon content distribution data; and The units are all grams per kilogram; S42, the As stated in The soil organic carbon monitoring points are numbered in order and Internal In To the Perform character matching on the soil organic carbon monitoring point numbers and generate a set matrix of soil organic carbon content distribution coordinates based on the character matching on the soil organic carbon monitoring point numbers. ,in Indicates and In To the All the soil organic carbon monitoring points corresponding to the matching The formed soil organic carbon content distribution coordinate set, where , and Respectively indicate the and stated Corresponding soil organic carbon content distribution coordinate data.

6. A method for continuous monitoring of soil organic carbon according to claim 5, characterized in that: The S5 comprises the following steps: S51, according to Internal In To the Perform numerical measurement of the mean value of the same soil organic carbon content distribution and generate a set of mean values ​​of the same soil organic carbon content distribution ,in Indicates the The corresponding soil organic carbon content distribution mean, , Indicates the The total number of soil organic carbon content distribution data described in; The unit is grams per kilogram; S52, using Halcon operator according to the Internal In To the Construct a three-dimensional geographic spatial model of the same organic carbon content distribution in soil and generate a data set of the spatial three-dimensional model of the same organic carbon content distribution in soil ,in Indicates the The corresponding three-dimensional model data of the soil with the same organic carbon content distribution space; S53, for the As stated in The corresponding geographic space three-dimensional model is subjected to coordinate point decomposition processing, and the spatial spherical coordinate system established in step S12 is used to calculate the The corresponding geographic space three-dimensional model decomposes the position coordinates of the coordinate points and generates a spatial coordinate set matrix of the same soil organic carbon content distribution ,in Indicates the The corresponding set of spatial coordinates of the same soil organic carbon content distribution; , ,in Indicates the Middle The spatial coordinate data of the same organic carbon content distribution in soils, Indicates the The maximum number of spatial coordinates of the same soil organic carbon content distribution.

7. A method for continuous monitoring of soil organic carbon according to claim 6, characterized in that: The S6 comprises the following steps: S61, the As stated in The number of intervals in the soil organic carbon content standard is in order and described As stated in The soil organic carbon content parameters and the spatial location of the soil organic carbon content distribution are combined and marked to construct a set of soil organic carbon content and location coordinate combined distribution models. ,in Indicates the and stated The corresponding soil organic carbon content and location coordinate combined distribution model, .

8. A method for continuous monitoring of soil organic carbon according to claim 7, characterized in that: The S7 comprises the following steps: S71, completing the above steps by acquiring the position sensor online The spatial coordinate parameters of the soil organic carbon content monitoring location in the soil geographical area to be tested are constructed, and the real-time coordinate data of the soil target monitoring point is generated ; S72, using a bidirectional search algorithm to With the Internal In The internal storage Perform spatial coordinate parameter matching and search for Matching the The corresponding , and generate soil target monitoring point organic carbon content measurement data through data identification ,in The unit is grams per kilogram.

9. A soil organic carbon continuous monitoring system, used to implement a soil organic carbon continuous monitoring method according to any one of claims 1 to 8, characterized in that: The system includes a soil organic carbon monitoring parameter acquisition module, a soil organic carbon monitoring digital model construction module, and a soil organic carbon monitoring execution module; the soil organic carbon monitoring parameter acquisition module includes a soil geographic model acquisition unit, a soil monitoring point coordinate establishment unit, and a soil monitoring point organic carbon content measurement unit; The soil geographic model acquisition unit collects soil geographic three-dimensional model data through a three-dimensional laser scanner carried by an unmanned aerial vehicle; the soil monitoring point coordinate establishment unit performs spatial coordinate establishment processing of the soil organic carbon monitoring point based on the soil geographic three-dimensional model data, and generates soil monitoring point coordinate data; the soil monitoring point organic carbon content measurement unit performs organic carbon content measurement operations at the soil organic carbon monitoring point based on the soil monitoring point coordinate data in combination with an electric soil sampler and a soil total organic carbon measuring instrument carried by an unmanned aerial vehicle, and generates soil monitoring point organic carbon content data; The soil organic carbon monitoring digital model construction module includes a soil organic carbon content standard partition quantity storage unit, a soil organic carbon content standard partition interval establishment unit, a soil organic carbon content distribution set generation unit, a soil organic carbon content distribution coordinate set generation unit, a soil same organic carbon content distribution mean statistics unit, a soil same organic carbon content distribution space coordinate set generation unit, and a soil organic carbon content and position coordinate combined distribution model generation unit; The soil organic carbon content standard partition quantity storage unit is used to store the preset data of the soil organic carbon content standard partition quantity; the soil organic carbon content standard partition interval establishment unit performs soil organic carbon content standard partition interval establishment processing based on the soil monitoring point organic carbon content data and the preset data of the soil organic carbon content standard partition quantity, and establishes the soil organic carbon content standard partition interval; the soil organic carbon content distribution set generation unit performs soil organic carbon content distribution set establishment processing according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, and generates a soil organic carbon content distribution set; the soil organic carbon content distribution coordinate set generation unit performs soil organic carbon content distribution set establishment processing according to the soil monitoring point organic carbon content data and the soil organic carbon content standard partition interval, and generates a soil organic carbon content distribution set. The spatial coordinate set establishment process of soil organic carbon content distribution generates a soil organic carbon content distribution coordinate set; the soil same organic carbon content distribution mean statistical unit is used to measure the soil same organic carbon content distribution mean; the soil same organic carbon content distribution spatial coordinate set generation unit performs a process of establishing a geographical spatial coordinate set of soil same organic carbon content distribution based on the soil same organic carbon content distribution mean and the soil organic carbon content distribution coordinate set to generate a soil same organic carbon content distribution spatial coordinate set; the soil organic carbon content and position coordinate combined distribution model generation unit constructs a soil organic carbon content and position coordinate combined distribution model based on the soil same organic carbon content distribution mean and the soil same organic carbon content distribution spatial coordinate set; The soil organic carbon monitoring execution module includes a soil target monitoring point real-time coordinate acquisition unit and a soil target monitoring point organic carbon content analysis unit; The soil target monitoring point real-time coordinate acquisition unit acquires the real-time coordinate data of the soil target monitoring point through a position sensor; the soil target monitoring point organic carbon content analysis unit performs organic carbon content monitoring operations on the soil target monitoring point based on the soil target monitoring point real-time coordinate data and the soil organic carbon content and position coordinate combined distribution model, and generates soil target monitoring point organic carbon content measurement data.

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