19 results about "Black earth" patented technology

The invention discloses a modeling method for the incidence relation between a deformation field and the erosion amount of a black soil erosion gully. According to the method, firstly, monitoring points are selected in black soil erosion gully areas with different landforms, high-precision equipment is used for collecting landform and hydrological data, and soil sample properties are analyzed; analyzing the deformation field, generating a digital elevation model, and determining the characteristics of the deformation field in combination with image interpretation; the erosion amount is calculated by adopting an improved erosion model, the deformation field and erosion amount data are integrated, and an incidence relation model is established by applying multiple methods. The model is verified through multi-source data fusion, and after improvement and perfection according to the result, the method is applied to black soil erosion gully dynamic monitoring, risk assessment and treatment planning. The method is comprehensive in data acquisition and deep in analysis, the model is accurate and effective, a scientific basis can be provided for black soil resource protection and sustainable utilization, and the problem of black soil erosion can be solved.

The application provides a black soil degradation dynamic monitoring method and device and a terminal equipment, and is suitable for the field of image processing technology. The method comprises the following steps: based on a preset black soil degradation monitoring image segmentation model, according to black soil degradation monitoring image segmentation block quantity information, performing segmentation processing on black soil degradation monitoring image information to generate black soil degradation monitoring image segmentation block information; and based on a preset black soil degradation dynamic monitoring model, according to the black soil degradation monitoring image segmentation block information, generating black soil degradation dynamic monitoring information. The application improves the segmentation accuracy of the black soil degradation monitoring image, adapts to the resolution difference of different satellite remote sensing images and the topographic heterogeneity of the black soil area, and thus improves the effectiveness and applicability of the black soil degradation monitoring.

The invention relates to a black soil area resource data processing method and device based on a geographic information system. The method comprises the following steps: acquiring remote sensing image data, soil attribute data and land utilization data of a black soil area; determining a terrain gradient by utilizing remote sensing image data, determining a soil type by utilizing soil attribute data, and determining a land utilization mode by utilizing land utilization data; dividing the black soil area into a plurality of relatively homogeneous space evaluation units based on the terrain gradient, the soil type and the land utilization mode; performing evaluation on execution conditions of various black soil protection measures in each space evaluation unit by adopting a preset regional cost-efficiency ratio target, an economic benefit target and an ecological benefit target, and determining a target protection measure of each space evaluation unit; and configuring a corresponding target protection measure in each space evaluation unit to form a space configuration scheme. By adopting the method, the spatial configuration granularity can be refined, and the configuration accuracy of the black soil protection measures is improved.

The invention discloses an intelligent sensing and automatic control device for drainage flow of an underground pipe in a northeast black soil area. The intelligent sensing and automatic control device comprises a PE corrugated pipe, a soil entropy condition sensor, an underground pipe lifting device, an electric push rod, a lifting rod, a rope, a fixing column, a water collecting bucket, a water collecting tank, a flow dividing channel, an HCSR04 ultrasonic distance measuring instrument, an ESP32 development board, a photovoltaic panel and a control button. The concealed conduit lifting device is composed of an electric push rod, a lifting rod and a rope, and the output end of the electric push rod is fixedly connected with the lifting rod; the intelligent sensing and automatic control device for the drainage flow of the underground pipe in the northeast black soil area is designed and installed at the lowest-lying position of a farmland, the ditch edge or the periphery of a water collecting pool, the automatic dredging and regulating functions of underground pipe drainage can be achieved, and the automatic control device is suitable for different requirements for soil moisture of different crops in different growth periods. The device can dynamically adjust the drainage flow through soil moisture content, underground water level and concealed conduit drainage data collected in real time, and accurate regulation and control of soil moisture are achieved.

1. Name of the product in this design: Label (Black Soil Gold Glitter). 2. Purpose of this design: This design is used for labeling packaging boxes. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: the front view. 5. This design is for a thin product; other views are omitted.

The invention relates to the technical field of soil quality evaluation and improvement, in particular to a shajiang black soil structural obstacle factor and threshold value calculation method, which comprises the following steps: firstly, screening 22 structural obstacle factors covering soil physicochemical and biological attributes, and constructing a combined weight by adopting an entropy weight method, a principal component analysis method and an average weight method; the method comprises the following steps: calculating the membership of each factor by combining ring-type, peak-type and S-type membership functions, obtaining a soil structural obstacle comprehensive index through an accumulation method, dividing obstacle grades, determining a threshold value of each factor by taking a gradient boosting regression tree as a core and combining T test and random forest verification, and finally constructing a minimum data set based on principal component analysis and clustering analysis; the problems that an existing method is one-sided in obstacle factor screening, high in weight determination subjectivity, single in threshold calculation method and difficult to popularize are solved.

This invention discloses an analytical method for the correlation mechanism between farmland fertility resilience and ecological barriers in black soil regions, relating to the field of agricultural non-point source pollution control technology. The method includes the following steps: S1: Establishing an evaluation index system for farmland fertility resilience; S2: Finding optimal parameters and establishing a candidate library of resilience measurement methods; S3: Screening out the optimal resilience measurement method using multiple methods; S4: Analyzing the evolution law and driving effects of farmland resilience in black soil regions using the optimal measurement method; S5: Correlating farmland resilience and ecological barriers across scales in black soil regions to analyze the interaction mechanism between farmland resilience and ecological barriers. This invention, employing the above-mentioned analytical method for the correlation mechanism between farmland fertility resilience and ecological barriers in black soil regions, significantly improves the scientific nature of weight allocation and the accuracy of model prediction; it accurately identifies driving factors and their interaction mechanisms, providing a theoretical basis and technical support for the sustainable management of farmland in black soil regions.

The utility model relates to the technical field of humus in a black soil area, in particular to a rapid humus supply and microorganism activation furnace in the black soil area, which comprises a furnace body, the furnace body comprises an activation reaction furnace, a steam delivery pipe is arranged on the surface of the activation reaction furnace, and a steam generator is arranged at one end, far away from the activation reaction furnace, of the steam delivery pipe. Through connection of the mounting plate and the steam conveying pipe, the steam conveying pipe can be mounted on the surface of the mounting plate, the loosening and tightening rotating handle can be rotated to drive the loosening and tightening cam to rotate, the adjusting block can pull the connecting rod to move towards the loosening and tightening rotating handle end, the second clamping plate can move towards the first clamping block along with the connecting rod, and the first clamping block can move towards the second clamping plate; the first damping spring deforms along with the deformation, so that the steam conveying pipe is positioned and clamped, the elastic rotating handle is rotated to the original position, and the first damping spring is restored to drive the first clamping block and the second clamping plate to reset, so that the limitation on the steam conveying pipe is released, the steam conveying pipe is convenient to replace, and the effect of ensuring the steam conveying efficiency is achieved.

The application discloses a kind of black soil area grid watershed water and soil regulation methods based on freeze-thaw cycle, comprising the following steps: S1: the configuration unit division of the to-be-configured watershed is carried out, the water supply-demand relationship between each configuration unit is determined, and a plurality of regional water and soil resource configuration grid units are generated, the spatial position between water and soil resource configuration grid units and the topological relationship of water and soil resource configuration grid units are confirmed;S2: typical soil sampling test is selected for the spatial position between water and soil resource configuration grid units grid, soil quality evaluation is carried out, and a typical soil database in black soil area is established;S3: a distributed hydrological model considering freeze-thaw cycle is constructed based on the typical soil database in black soil area, and calibration verification is carried out;The problem of considering the whole watershed multi-water source irrigation process from the perspective of gridding is solved.

The invention discloses a black soil fertility assessment method and system combined with microbial community detection, and relates to the technical field of soil fertility assessment, the method comprises the following steps: collecting soil basic physical and chemical property indexes of black soil, and outputting a first fertility assessment result; collecting microflora monitoring data of black soil, and outputting a second fertility evaluation result; respectively performing direct influence evaluation and indirect influence evaluation according to a preset planting scheme, and configuring a first weight and a second weight; and performing weighted fusion on the first fertility evaluation result and the second fertility evaluation result according to the first weight and the second weight, and outputting a final black soil fertility evaluation result. The technical problem that an existing black soil fertility assessment method only depends on soil basic physical and chemical property indexes, and consequently assessment results cannot comprehensively and accurately reflect complex characteristics and comprehensive fertility conditions of a black soil ecosystem is solved.

Based on the mineralization conditions and mineral composition of coal gangue, and the characteristics of phosphogypsum mineral crystals and the adsorption of mineral components onto gypsum crystals, mechanical separation and impurity removal technology is used to separate coal gangue into material A, which is rich in carbon fragments, and material B, which is rich in humus and contains a large number of mineral trace elements. Material A is used for resource utilization in cement plants, thermal power plants, or flotation plants. Material B, which is naturally rich in humus and contains a large number of mineral trace elements, is transformed into artificial mature black soil through water retention and air permeability modification, microbial modification with poultry and livestock manure, and continuous activation modification with earthworms and plant roots. Modified phosphogypsum and shale gangue that expands to form clay are used to make greenable concrete base layers and black soil layers, effectively transforming rocky desertification soil into high-quality black soil and continuously enhancing soil fertility.

The invention relates to the technical field of ecological benefit evaluation, in particular to a black soil area erosion gully engineering management ecological benefit evaluation method, which comprises the steps of research area and research method, result and analysis, discussion and conclusion. The research region and the research method comprise region research, data collection and measurement and statistical analysis, and the data collection and measurement comprise soil sampling, vegetation investigation, soil chemical indexes and meteorological and topographic indexes. The statistical analysis comprises ecological function evaluation index system construction and a cold region black soil erosion gully treatment ecological function evaluation model. The black soil area erosion gully engineering ecological management method provides a scientific monitoring tool and an effect evaluation standard for erosion gully management. According to the suggestions in future treatment projects, the soil structure is emphatically optimized, and the result is improved; the aggregate content is 0.6 mm; synergistic management of organic matters and nitrogen and phosphorus nutrients is enhanced; and implementing a differentiated and predictive management and protection strategy.

The invention discloses a black soil erosion gully development process multi-dimensional monitoring system and method. The system covers a multi-parameter comprehensive monitoring module, and collects data from multiple aspects of soil, terrain, chemical characteristics and biological ecology; the intelligent data acquisition and transmission module is connected with the data processing center through edge computing and a wireless transmission network; the multi-source data fusion and analysis module is used for fusing and analyzing data and predicting a trend; the dynamic visual early warning module is used for visually displaying a result and performing early warning; the green energy self-powered module is powered by solar energy and wind energy; the modular installation and adaptation system is convenient for installation in different terrains. The method comprises the steps of intelligent layout and initialization, multi-source data acquisition and edge calculation, multi-dimensional analysis and trend prediction, intelligent visualization and decision support, continuous optimization and feedback and the like. The black soil erosion gully development can be comprehensively and accurately monitored, and powerful support is provided for black soil erosion gully treatment and black soil resource protection.

The application relates to a black soil area resource data processing method and device based on a geographic information system. The method comprises the following steps: acquiring remote sensing image data, soil attribute data and land use data of a black soil area; determining a terrain slope by using the remote sensing image data, determining a soil type by using the soil attribute data, and determining a land use mode by using the land use data; dividing the black soil area into a plurality of relatively homogeneous spatial evaluation units based on the terrain slope, the soil type and the land use mode; evaluating the execution of various black soil protection measures in each spatial evaluation unit by using preset regional cost-effectiveness ratio targets, economic benefit targets and ecological benefit targets, and determining target protection measures of each spatial evaluation unit; and configuring corresponding target protection measures in each spatial evaluation unit to form a spatial configuration scheme. The method can refine the spatial configuration granularity and improve the configuration accuracy of the black soil protection measures.

The application discloses a soil undisturbed soil sampling device for black soil classification and partitioning, which is used for sampling deep soil A and relates to the technical field of soil sampling, and comprises a guide cylinder, which is obliquely extended into deep soil, a side opening is formed in the side wall of the guide cylinder, the side opening is located below A, and the axis of the side opening passes through A; a position adjusting assembly, which has a position adjusting end, the position adjusting end can adjust the depth of the extension into the guide cylinder; an adjuster, which is fixed to the position adjusting end and has an extension end, the extension end can move along the radial direction of the guide cylinder; and a sampling assembly, which is arranged on the extension end, the application avoids the process that the sampling tool penetrates the soil layer above the target sampling point, maximally eliminates the disturbance to the soil at the target sampling point, and maximally maintains the undisturbed structure of the soil.

This invention belongs to the field of black soil identification and relates to a method and system for identifying black soil thickness based on color standard inversion. It acquires an image containing black soil samples and a reference color chart, identifies the reference color chart region and the black soil sample region, and establishes a color standardization inversion model based on the color values ​​of standard color blocks in the reference color chart region and their known standard parameters. This eliminates the influence of different shooting conditions on image color, providing a unified and comparable benchmark for subsequent color interpretation. By extracting color values ​​at multiple depth locations along the depth direction of the black soil sample region and converting them into a standardized color parameter sequence using the inversion model, a continuous and quantitative expression of the soil profile color is achieved. Then, based on preset black soil interpretation rules, the sequence is analyzed depth-by-depth, and depth intervals that continuously meet the interpretation conditions are identified to determine the black soil thickness. This transforms the black soil thickness identification process, which relies on human experience and subjective judgment, into an automated and repeatable computer processing flow, enabling stable identification of black soil layer boundaries.

The invention provides a wind erosion-waterlogging risk assessment method for a high-standard farmland in a black soil area, and belongs to the technical field of agricultural ecological protection and high-standard farmland construction. The method comprises the following steps: collecting data of a black soil high-standard farmland construction area; constructing a wind erosion disaster recognition model, a waterlogging disaster recognition model and a wind erosion-waterlogging coupling disaster recognition model influenced by multiple factors; respectively calculating a wind erosion disaster risk index and a waterlogging disaster risk index of each land block in spring and summer according to the preprocessed data; coupling the indexes, and calculating a wind erosion-waterlogging coupling disaster degree index corresponding to each high-standard farmland plot; and according to the wind erosion-waterlogging coupling disaster degree index, performing disaster grade evaluation on each high-standard farmland plot. Modeling is carried out on a wind erosion and waterlogging disaster coupling mechanism, so that the accuracy and applicability of disaster identification and risk assessment of the black soil area are improved.

The invention discloses a black soil surveying method based on multichannel ground penetrating radar initial arrival wave signal characteristics, and belongs to the field of metrology soil science, and the method specifically comprises the following steps: arranging multichannel ground penetrating radar survey lines in a target area to collect signals, preprocessing the signals, selecting 15-25 representative point positions for drilling, and obtaining black soil thickness and organic carbon reserve data; extracting radar first arrival wave signal features, training a black soil thickness prediction model by using a PLSR model, and fitting a black soil thickness-organic carbon reserve index conversion model; and finally substituting the radar signal features of the whole area to generate a three-dimensional black soil thickness and organic carbon reserve distribution map. The method only needs a small amount of drilling holes, reduces the cost, improves the exploration precision and efficiency, and is suitable for agricultural investigation, soil fertility evaluation and carbon sink potential estimation in the black soil area.

The invention discloses a black soil area slope cropland freezing and thawing cycle erosion thinning risk assessment method and system, and relates to the technical field of agricultural environment and ecological protection. The method comprises the following steps: dividing a target black soil area into a plurality of hydrological response units based on a digital elevation model, land utilization data and soil type data; based on the meteorological data, simulating a soil erosion process of each hydrological response unit under the action of a freeze-thaw cycle by using a watershed hydrological model coupled with a freeze-thaw cycle simulation module to obtain a soil erosion amount of each hydrological response unit; according to the soil erosion amount of each hydrological response unit and the corresponding surface soil bulk density, calculating to obtain a corresponding black soil layer thinning rate; and comparing the thinning rate of each black soil layer with a preset black soil natural soil formation rate threshold value, and determining a thinning risk assessment result of the target black soil area. According to the method, quantitative calculation of the black soil layer thinning rate and objective judgment of the degradation risk under the freezing and thawing cycle effect are achieved.