32 results about "Soil indicators" patented technology

The invention discloses a model for evaluating different degradation degrees of meadow grassland and an establishing method and application thereof. The method aims at natural grassland with differentdegradation degrees caused by different utilization degrees of meadow grassland. Through a field control experiment, a field ecology investigation method is adopted. the response mechanism of meadowgrassland degradation to human activities (controlling grazing) is studied;A principal component analysis is made, a matrix through typical correlation and fuzzy mathematics are establsihed; The an indication degree diagnosis method of a degradation evaluation system is established with different utilization degrees, grassland vegetation and soil index systems with different utilization modes anddifferent degradation degrees are screened, indication degrees of different degradation degrees is acquiredand a meadow grassland degradation quantitative evaluation index system indication degree diagnosis method with relatively high scientificity and operability is established. The method has practical significance in establishment of meadow degradation index system evaluation, objective judgment of the degradation condition of meadow and promotion of production and environmental protection of meadow animal husbandry.

The invention relates to an accurate water feeding and fertilization method, in particular to a method for carrying out water feeding and fertilization by detecting weather and soil indexes. According to the technical scheme, the weather and soil indexes are detected through a sensor, the weather indexes are fine weather or cloudy weather or rainy weather, and the soil indexes comprise soil temperature, soil electric conductivity and soil tension. A water feeding and fertilization system determines a water feeding and fertilization scheme on crops according to the weather and soil index data detected by the sensor. According to the method for carrying out water feeding and fertilization by detecting the weather and soil indexes, external weather and coil environment are combined, under different environment conditions, different water feeding and fertilization schemes are developed, great guiding effect is achieved on farm irrigation and fertilization, water saving and fertilizer saving are achieved, and the purpose of crop high yield is achieved.

The invention discloses a penetration soil layer original position elastic wave testing device which comprises a connecting link, an elastic wave damping block, two radiating bodies, two shells, two piezoelectric ceramic annular vibration generators, a tapered penetrating head, a probe connecting part and two signal wires. The penetration soil layer original position elastic wave testing device can leave out the drilling step of the prior art so as to greatly reduce the testing cost. Meanwhile, the two piezoelectric ceramic annular vibration generators which are separated by a short distance are arranged in the device. A testing frequency which is at least two orders of magnitude higher than the original position shock excitation is adopted so as to greatly enhance the testing accuracy and the testing speed of the soil layer elastic wave speed in the course of foundation perambulation, thereby the regular pattern of change of the continuous soil layer elastic wave speed following the depth can be obtained. In addition, the device can simultaneously test the wave speed of transverse waves and longitudinal waves, and be combined with static sounding so as to be convenient for the parallel testing and the intercomparison of various soil indicators.

The invention discloses industrial sandalwood planting forest land. The industrial sandalwood planting forest land is optimized by starting from environmental climate, topographic features, soil indexes, moisture conditions and the like in an emphasized manner, and conditions are created for promoting healthy, stable and sound development of industrial sandalwood planting by optimizing the planting forest land through comprehensive analysis and consideration. On the industrial sandalwood planting forest land, sandalwood seedlings are high in establishment and survival rate, rapid in growth, uniform and neat in growth vigor, high in paper bush rate, excellent in heartwood texture and suitable for large-scale industrial sandalwood planting.

The invention relates to a method for diagnosing substation grounding-grid corrosion and endpoints. The method includes: acquiring physical and chemical soil indicators and judging type of grounding-grid corrosion; analyzing structural models of substation grounding grids, and applying a topology decomposition method for decomposition of the substation grounding grids; injecting sine alternating-current electrical signals to the substation grounding grids, an alternating-current acquisition sensor collecting electrical potential signals and transmitting the electrical potential signals to a direct-current signal acquisition system, and performing processing and displaying through a terminal processing unit; structuring structural models of small-sized grounding subgrids, and injecting direct-current large current signals to the small-sized grounding subgrids; transmitting acquired data to a terminal processing unit for analysis through node voltage and current values to acquire specific locations of grounding-grid corrosion failure points. With the method, the actual running situation of the grounding grids can be timely known and the locations of the failure points can be judged, technical support is provided for safe running of substations, and waste of manpower and material resources caused by extensively digging up the ground for checking step by step is avoided.

The invention discloses a monitoring information service cloud platform comprehensive management system based on IOT (Internet of Things) application, and the system mainly consists of a monitoring information service cloud platform, terminal equipment, an IOT intelligent controller, and a data collection device. The IOT intelligent controller is connected with the monitoring information service cloud platform and the terminal equipment through the Internet. The data collection device is connected with the IOT intelligent controller. A growth file of plant is built, and a plurality of short growth periods are designed in the whole growth period of plant. Moreover, the chlorophyll content, the plant height, the greenhouse internal environment temperature, humidity and air quality and the soil indicator information of the plant in the growth period are recorded. When the plant grows mature, the weight information of an edible part of the plant is recorded. Moreover, the system can achieve the scientific and reasonable calculation and automatic adjustment of the needed environment temperature, humidity, air quality and soil indicators of the plant according to the growth period of different terminals, thereby reducing the manual operation and improving efficiency.

The invention discloses a formulated fertilization method for a young oil tea forest and belongs to the field of formulated fertilization. The formulated fertilization method for the young oil tea forest is used for soil measurement based on influences of multiple factors including terrains, climates and soil. The fertilization method is adopted for measuring different terrain indexes, climate indexes, soil indexes and the corresponding growth amount of the young oil tea forest; a main component analysis method, a Delphi method and a Pearson correlational analysis method are adopted for screening out the terrain index, climate index and / or soil index which are correlated with the growth amount of the young oil tea forest in order to create a minimum data set; according to the minimum dataset, a nutrient benefit model is created, and different nutrient distribution proportions are calculated; the nutrient utilization efficiency is analyzed by means of data envelopment analysis; according to the nutrient distribution proportions and the nutrient utilization efficiency, the fertilization amount of the oil tea forest under different terrain conditions, different climate conditions anddifferent soil conditions is determined. The disclosed formulated fertilization method for the young oil tea forest is applicable to the different terrain conditions, the different climate conditionsand the different soil conditions, correspondingly input of fertilizer is reasonable, and the fertilizer utilization rate and the growth amount of the young oil tea forest are increased.

The invention discloses a Moso shoot productive forest formula fertilization method, and belongs to the field of formula fertilization. The Moso shoot productive forest formula fertilization method isa soil testing and Moso shoot productive forest formula fertilization method under the influence of multiple-factors such as topography, climate and soil. The fertilization method is to determine different topographic indexes, climate indexes and soil indexes and corresponding bamboo shoot yield. By using principal component analysis, Delphi method and Pearson correlation analysis, topographicalindexes, climate indexes and / or soil indexes that are related to the bamboo shoot yield are screened out to form a minimum data set; according to the minimum data set, a nutrient benefit model is established, and the allocation proportion of different nutrients is calculated; the nutrient utilization efficiency is analyzed through data envelopment; and according to the allocation proportion of different nutrients and the nutrient utilization efficiency, Moso shoot productive forest fertilization amount is determined under different topographic, climate and soil conditions. The Moso shoot productive forest formula fertilization method is applicable to different topographic, climate and soil conditions, thereby rationalizing fertilizer input, improving fertilizer utilization rate and increasing bamboo shoot yield.

The invention discloses a method for improving southern red soil. The method comprises: 1, taking a soil sample and determining soil index values T such as soil pH, organic matter content and nutrientcontent, 2, determining a final value Z, a soil index buffer value H, a soil index value T and soil layer soil weight W of the red soil to be improved, wherein W is obtained through a formula of W=improved soil thickness*667*1.1 / 1000, 3, determining the amount F of elements to be used according to the formula of F=(Z-T)*H*W, 4, determining the material for soil improvement and improving the soil,and 5, planting Stylosanthes guianensis in the improved soil and carrying out green manure dressing.

The invention discloses a sample blank manufacturing device and method for an anchor or pile and soil interface friction performance test. The device comprises a sample barrel, a cushion barrel, a sample barrel fixing component, a compaction hammer, a core pipe component and a limiting device. According to the sample blank manufacturing device and method for the anchor or pile and soil interface friction performance test, any required soil indicator can be designed according to the test, or a sample blank can be manufactured according to actual soil indicators of a field soil body, so that batched indoor anchor-soil or pile-soil interface friction performance tests are realized. Meanwhile, because a relatively short cementing section is adopted in a sample, the actual friction performance of an anchor-soil or pile-soil interface can be relatively really reflected.

The invention discloses a method for determining a soil treatment plant and a device thereof. The method comprises the following steps: acquiring environment indexes of a target area, wherein the environment indexes at least comprise climate indexes and soil indexes of the target area; inputting the environmental indexes of the target area into the plant prediction model; and obtaining a treatment plant corresponding to the target area output by the plant prediction model, wherein the treatment plant accords with the climate index of the target area and can absorb the overproof heavy metal recorded in the soil index. By adopting the method provided by the invention, multiple indexes such as climate and soil of the target area are integrated, the soil remediation conditions of different plants under different environmental factors are predicted, and the soil remediation plants are determined according to the prediction result.

The invention discloses a soil sample linearly collecting method and a soil sampling device. The method includes preparing the soil sampling device; determining a soil sampling route; arranging a plurality of soil sampling positions; determining a sampling route on the soil surface at each of the soil sampling positions, and then collecting downward a soil sample of a section according to the sampling route to obtain a soil sample of each of the soil sampling positions; and mixing uniformly the soil samples of the soil sampling positions to obtain a soil sample of the whole farmland. The soil sampling device used for linearly collecting the soil samples comprises a soil sampling shell and a soil sampling head, wherein the soil sampling shell comprises a soil outlet disposed at a side of the soil sampling shell and moving wheels disposed at the bottom of the soil sampling shell, and the soil sampling head is disposed in the soil sampling shell. Because of difference of soil characteristics between crop rows and difference of soil characteristics at different distances in the crop rows, soil sampling methods at present have a disadvantage of bad soil sample representativeness. The method and the soil sampling device provided by the invention effectively solve the problem of the bad soil sample representativeness, and provide soil samples with high representativeness for detection of various soil indicators.

The intelligent maintenance management system provided by the embodiment of the invention can realize real-time change of agricultural climate indexes and soil indexes. A user can know the factor change of the environment of the current park or greening project in real time through the intelligent maintenance management system, and manage and configure the irrigation time of the greening area; according to the automatic irrigation mode, when the environment changes, a sensor reports data, and an electromagnetic valve actively links a water valve switch according to the data change under a preset rule; an operator can use an intelligent irrigation system of the system to control a greening purpose water valve to be opened and closed, and the water valve is automatically opened and closed according to rules set by the rule engine; an operator can check early warning information, manage greening projects in real time and check daily, weekly, monthly, seasonal and annual maintenance reports. A manager can manage greening projects, including area division, equipment access, rule setting, early warning setting and the like, and system management operation can be carried out conveniently.

The present application discloses a model for evaluating different degradation degrees of meadow grassland, its establishment method and application. This application aims at natural grasslands with different degrees of degradation caused by different degrees of utilization of meadows and grasslands. Through field control experiments, the field ecological survey method is used to study the response mechanism of meadows and grasslands degradation to human activities (control grazing), and principal component analysis is used. , canonical correlation and fuzzy mathematics to establish a matrix, establish a diagnostic method for the indicator degree of the degradation assessment system of different utilization levels, screen the grassland vegetation and soil index systems of different utilization modes and different degradation degrees, obtain the indicator degrees of different degradation degrees, and establish a scientific and operable comparison Strong meadow grassland degradation quantitative evaluation index system indicator diagnostic method. This application has practical significance for the establishment of the evaluation index system of meadow grassland degradation, the objective judgment of the degradation status of meadow grassland, and the promotion of grassland animal husbandry production and environmental protection.

The method for researching the soil structure and function recovery rule in the open pit coal mine waste dump comprises the following steps: (1) arranging a sample belt on a side slope in at least one of the east, west, south and north directions of the waste dump along the gradient direction of the slope surface; the multiple sample belts are arranged in the transverse direction of the corresponding slope face at intervals. (2) arranging a plurality of sampling points at intervals along the sample belt on a side slope in at least one of the east, west, south and north directions of the waste dump; (3) sequentially dividing the slope surface where each sampling point is located into an upper slope, a middle slope and a lower slope along the slope direction; in each sampling point, two soil sample squares are randomly arranged above the slope, in the middle of the slope and below the slope respectively; and (4) collecting the soil of each soil quadrat as a soil sample, and testing the soil index of the soil sample. The method is simple and easy to implement, the soil structure and function recovery rule in the open pit coal mine waste dump can be researched, guidance is provided for artificial ecological restoration engineering in the open pit coal mine waste dump, and natural restoration of an ecological system is guided through artificial restoration.

The invention discloses a method for reducing the cadmium content of brown rice by adjusting soil indexes. A soil conditioner with a fixed ratio is added into the soil for planting rice, and organic matter and pH indexes of the soil are adjusted, so that the cadmium content in the brown rice is reduced. According to the technical scheme, experiments of local mainly-planted rice varieties in Tianjin are carried out with pertinence, the method is environmentally, safe, efficient, capable of being implemented during large-scale local planting and easy to operate, and the technical support is provided for management and control of the cadmium content of the local mainly-planted varieties.

The invention belongs to the technical field of environmental degradation degree quantification, and discloses a method and a system for quantifying the ecological geological environment degradation degree of an agricultural and pastoral forest transition zone. The system for quantifying the ecological geological environment degradation degree of the agricultural and pastoral transition zone comprises an image data acquisition module, an image preprocessing module, an image feature extraction module, an image edge information statistics module, an evaluation index establishment module, a central control module, a quantification model construction module, a degradation degree quantification module and a data storage module, and an update display module. Through the evaluation index establishment module, the quantitative model construction module, the degradation degree quantification module and the like, degradation evaluation system indication degree diagnosis methods with different utilization degrees are established, and grassland vegetation and soil index systems with different utilization modes and different degradation degrees are screened; grassland degradation index system screening and degradation degree difference, sensitivity and uncertainty analysis are carried out, the land degradation degree can be fully represented, and practical operation significance is achieved.

The invention discloses a method for exploring a mercury activation effect in a rhizosphere micro-domain of hydro-fluctuation belt typical vegetation of a reservoir. The method comprises the followingsteps: S1, monitoring mercury distribution and changes of typical plants in a hydro-fluctuation belt of the reservoir through field experiments, and analyzing rhizosphere secretion components of theplants and determining soil indexes of rhizosphere micro-domain soil of the plants; S2, testing the mercury distribution of same plants in the step S1 through a root box and hydroponics experiments, analyzing the rhizosphere secretion components of the plants, and determining the soil indexes of the rhizosphere micro-domain soil of the plants; S3, investigating distribution characteristics of mercury in the typical plants in the hydro-fluctuation belt of the reservoir and the occurrence form of the mercury in plant rhizosphere and the effect of the plant rhizosphere micro-domain on mercury activity through experimental results of the step S1 and S2; on the one hand, by adopting the method disclosed by the invention, a mechanism and influencing factors of the rhizosphere micro-domain of theplants on the mercury activation can be established; furthermore, mercury release characteristics, release amount and environmental risks of hydro-fluctuation belt plants can be further evaluated.

The invention relates to a sample pretreatment and detection integrated device for determining various indices of soil based on a micro-fluidic chip technology, and belongs to the technical field of soil detection. The device integrates soil pretreatment and later detection, greatly simplifies a soil detection process and achieves automatic and trace detection. In a soil pretreatment stage, a peristaltic pump provides power through a pump pressure principle; the soil to be detected is flushed by a water cycle; the separation and filtration of the soil can be repeated; a substance to be detected in the soil can enter a liquid phase sufficiently; and a detected result is more approximate to a true value. In addition, with the adoption of a micro valve, a sample injection volume can be controlled during detection; and at the same time, a detection error caused by residual liquid in a pipeline is minimized. At last, a paper base micro-fluidic chip is used during the detection; a trace reaction effect is achieved; the use of a large instrument is avoided; and the indices of the soil can be detected by changing a structure of the paper chip.

The invention provides a soil pollution monitoring and ecological restoration method, and relates to the technical field of soil detection and restoration. According to the soil pollution monitoring and ecological restoration method. A monitoring system, a signal processing device, material supply equipment and a material injection system are included. The method includes the following steps that firstly, a detection probe transmits detected soil indexes to a signal processing device through a signal capturing line; and 2, after the signal is processed by a signal processing device, an instruction is sent to material supply equipment, and a treatment material is injected into a vertical filler column and the surface treatment area by the equipment through an intelligent valve. Through cooperation of a detection system, a material supply system and a soil ecological restoration system, soil pollution can be ecologically restored in a low-energy-consumption state, and the progress of soil ecological restoration can be accelerated.

The invention discloses a soil sample linearly collecting method and a soil sampling device. The method includes preparing the soil sampling device; determining a soil sampling route; arranging a plurality of soil sampling positions; determining a sampling route on the soil surface at each of the soil sampling positions, and then collecting downward a soil sample of a section according to the sampling route to obtain a soil sample of each of the soil sampling positions; and mixing uniformly the soil samples of the soil sampling positions to obtain a soil sample of the whole farmland. The soil sampling device used for linearly collecting the soil samples comprises a soil sampling shell and a soil sampling head, wherein the soil sampling shell comprises a soil outlet disposed at a side of the soil sampling shell and moving wheels disposed at the bottom of the soil sampling shell, and the soil sampling head is disposed in the soil sampling shell. Because of difference of soil characteristics between crop rows and difference of soil characteristics at different distances in the crop rows, soil sampling methods at present have a disadvantage of bad soil sample representativeness. The method and the soil sampling device provided by the invention effectively solve the problem of the bad soil sample representativeness, and provide soil samples with high representativeness for detection of various soil indicators.

The invention discloses a formula fertilization method for bamboo shoot forests, which belongs to the field of formula fertilization, and is a method of fertilizing formula bamboo shoot forests based on soil testing under the influence of multiple factors of terrain, climate and soil; the fertilization method is to measure different terrain indicators, climate Indicators and soil indicators and the corresponding bamboo shoot yield; use principal component analysis, Delphi method and Pearson correlation analysis to screen out topographic indicators, climate indicators and / or soil indicators that are correlated with bamboo shoot yield to form the minimum data set; according to the According to the above minimum data set, a nutrient benefit model is established to calculate different nutrient distribution ratios; nutrient use efficiency is analyzed by data envelopment; according to the different nutrient distribution ratios and nutrient use efficiency, determine the fertilization of bamboo shoot forest under different terrain, climate and soil conditions quantity. The formula fertilization method for bamboo shoot forest proposed by the invention is applicable to different topography, climate and soil conditions, thereby rationalizing fertilizer input and improving fertilizer utilization rate and bamboo shoot output.

The invention discloses a formula fertilization method for juvenile camellia oleifera forest, which belongs to the field of formula fertilization, and is a method of fertilizing formula camellia oleifera forest based on soil testing under the influence of multi-factors of terrain, climate and soil; the fertilization method is to measure different topographic indexes and climate indexes and soil indicators and the corresponding growth of young camellia oleifera forests; use principal component analysis, Delphi method and Pearson correlation analysis to screen out the topographic indicators, climate indicators and / or soil indicators that are correlated with the growth of young camellia oleifera forests Minimum data set; according to the minimum data set, establish a nutrient benefit model and calculate different nutrient distribution ratios; analyze nutrient use efficiency through data envelopment; determine different terrains, climates and soils according to the different nutrient distribution ratios and nutrient use efficiency The amount of fertilizer applied to Camellia oleifera forest under the same conditions. The formula fertilization method for juvenile Camellia oleifera forest proposed by the invention is applicable to different terrains, climates and soil conditions, thereby rationalizing fertilizer input, improving fertilizer utilization rate and growth of juvenile Camellia oleifera forest.

The invention discloses a simple organic fertilizer nutrient detection technical device. The device comprises a trolley frame and moving wheels arranged on the trolley frame. A detection wheel is arranged on the trolley frame; a plurality of extraction mechanisms for extracting soil when reaching a lower part of the detection wheel are uniformly distributed on an outer wall of a circumference of the detection wheel; a soil index detection device is arranged in the extraction mechanism; a discharge mechanism capable of discharging the soil when the extraction mechanism rotates to an upper partof the detection wheel is arranged in the detection wheel; and a display instrument capable of feeding back index parameters detected by an index detection device is arranged on the trolley frame. Through the design, rapid, simple and large-scale detection is realized; and meanwhile, labor intensity of workers is reduced, a soil detection speed is high and simple, detection equipment can continueto work within detection reaction time, soil detection can be performed continuously, detection efficiency is high, the soil detection can be performed rapidly in a large range, a soil PH average value within the range can be obtained synchronously, and investigation of the workers is facilitated.

The present disclosure discloses a method for assessing soil health of cultivated land, which adopts “three sets of dual index assessment systems”, that is an index system for current soil function and a healthy soil function required by crops, an index system for current soil nutrition and healthy soil nutrition required by crops, and an index system for current crop output of cultivated land and a crop output expected by cultivated land users or owners. The method solves the shortcomings of the existing assessment systems that the existing soil health assessment index system has no hierarchy and applicability. This method includes using deviating degree of ratio R e.g., the index current value C / index health value E of measured dual index from 1 as well as it is simple, and the assessment result may directly determine the indicators or factors that can be used for guiding soil improvement and conservation.

The invention discloses a penetration soil layer original position elastic wave testing device which comprises a connecting link, an elastic wave damping block, two radiating bodies, two shells, two pThe invention discloses a penetration soil layer original position elastic wave testing device which comprises a connecting link, an elastic wave damping block, two radiating bodies, two shells, two ppth can be obtained. In addition, the device can simultaneously test the wave speed of transverse waves and longitudinal waves, and be combined with static sounding so as to be convenient for the parepth can be obtained. In addition, the device can simultaneously test the wave speed of transverse waves and longitudinal waves, and be combined with static sounding so as to be convenient for the parallel testing and the intercomparison of various soil indicators.allel testing and the intercomparison of various soil indicators.iezoelectric ceramic annular vibration generators, a tapered penetrating head, a probe connecting part and two signal wires. The penetration soil layer original position elastic wave testing device caiezoelectric ceramic annular vibration generators, a tapered penetrating head, a probe connecting part and two signal wires. The penetration soil layer original position elastic wave testing device can leave out the drilling step of the prior art so as to greatly reduce the testing cost. Meanwhile, the two piezoelectric ceramic annular vibration generators which are separated by a short distance an leave out the drilling step of the prior art so as to greatly reduce the testing cost. Meanwhile, the two piezoelectric ceramic annular vibration generators which are separated by a short distance are arranged in the device. A testing frequency which is at least two orders of magnitude higher than the original position shock excitation is adopted so as to greatly enhance the testing accuracy andre arranged in the device. A testing frequency which is at least two orders of magnitude higher than the original position shock excitation is adopted so as to greatly enhance the testing accuracy andthe testing speed of the soil layer elastic wave speed in the course of foundation perambulation, thereby the regular pattern of change of the continuous soil layer elastic wave speed following the d the testing speed of the soil layer elastic wave speed in the course of foundation perambulation, thereby the regular pattern of change of the continuous soil layer elastic wave speed following the de

The invention discloses a Luoyang shovel, comprising a shovel handle (1), a shovel head (2), a soil sensor (3), a shovel handle edge (4), a shovel handle bracket (5), a balance detector (6), Soil layer indicator light (7), support bottom shaft (8), edge telescoping device (9). The shovel handle (1) is combined with the shovel head (2), the soil sensor (3) is located on the shovel head, and is connected to the soil layer change indicator light (7), and the shovel handle edge (4) is located on both sides of the shovel handle (1). It fits with the shovel handle (1), the shovel handle bracket (5) is connected to the shovel handle edge (4) and can be stowed, the shovel handle edge (4) can be stowed, and the soil sensor (3) includes humidity, hardness and The metal sensor, the shovel head (2) goes down, the soil sensor (3) will reflect the abnormality to the soil indicator light (7) on the upper part of the shovel handle (1), and the balance detector (6) is located on the shovel handle ( 1) In the upper part, the invention reduces the rotational resistance of the Luoyang shovel, making it easy to check the balance and perceive the change of the formation.