173results about How to "Precision irrigation" patented technology

The invention provides a water and fertilizer demand prediction method and system for improving crop yield, and relates to a data processing system, and the method comprises the steps: S1, obtaining meteorological data; s2, calculating soil water content data; s3, recording farming data; s3, calculating soil fertility data; s5, setting a root depth calculation module and a pollination rate calculation module in the Wofost model, and optimizing the Wofost model according to calculation results of the root depth calculation module and the pollination rate calculation module; s6, inputting meteorological data, soil water content data, soil fertility data and farming data based on a Wofost model, and performing yield estimation calculation; s7, calculating a daily irrigation demand according to the meteorological data, the soil water content data, the farming data and the crop transpiration data; and S8, calculating a daily fertilization demand according to the soil fertility data, the farming data and the nutritional demand data. The system can help farmers to make preparations before water and fertilizer abnormal conditions occur in farmland, realizes accurate management of water and fertilizer, reduces water and fertilizer waste, and improves the yield and quality of agricultural products.

The invention relates to the field of saline-alkali land management, and specifically discloses an irrigation device for saline-alkali land management, comprising: a main water pipe mechanism, comprising a main water pipe assembly, and a branch pipe arranged on the main water pipe assembly; a water supply pipe mechanism, comprising a water supply pipe assembly interconnected with the branch pipe, and an extension pipe assembly installed on the water supply pipe assembly; the water supply pipe assembly comprises a connecting hose, one end of which is fixedly connected with an external joint; the invention can adapt to the irrigation needs of saline-alkali land of different sizes and shapes through the flexible connection of multiple sections of main water pipe assemblies, and ensure that water is stably and efficiently transported to each irrigation point; the arrangement of the water supply pipe assembly and the extension pipe assembly is not only convenient for installation and position adjustment, but also can effectively surround saplings to achieve precise irrigation; the arrangement of the positioning rod enables the irrigation device to be firmly inserted into the soil to avoid displacement or separation during the irrigation process.

The invention discloses multifunctional photovoltaic energy-saving agricultural irrigation equipment which comprises a vehicle body, a rotating mechanism, an irrigation pipe, an air supply assembly, a box body and a liquid supply assembly. A control system and a photovoltaic power generation system are mounted on the vehicle body; the rotating mechanism is mounted on the vehicle body; a multi-degree-of-freedom mechanical arm is mounted on the rotating mechanism; the irrigation pipe is mounted at the tail end of the degree-of-freedom mechanical arm, a spray head is mounted at one end of the irrigation pipe, and a Venturi pipe is mounted in the irrigation pipe and is close to the spray head; the air supply assembly is mounted at the tail end of the degree-of-freedom mechanical arm and used for supplying air into the Venturi tube; the box body is installed on the vehicle body, a water supply assembly and a stirring mechanism are installed on the box body, and the water supply assembly is used for supplying water into the irrigation pipe; the liquid supply assembly is installed on the vehicle body and used for adding a nutrient solution into the box body. Precise irrigation of crops can be achieved, the sprinkling area and uniformity of sprinkling irrigation are effectively improved, and the irrigation efficiency and the energy utilization efficiency are improved.

The utility model discloses a movable water and fertilizer integrated irrigation device, and particularly relates to the technical field of agricultural irrigation, the movable water and fertilizer integrated irrigation device comprises a base, the right side of the top end of the base is fixedly connected with a shell, and an adjusting assembly is installed in the shell; the adjusting assembly comprises a first motor, the output end of the first motor is provided with a first gear, the right side of the first gear is meshed with a second gear, the top end of the second gear is fixedly connected with a toothed bar, and the right side of the bottom end in the shell is provided with a second motor. Compared with the prior art, by arranging the adjusting assembly, a first gear and a second gear rotate in a meshed mode, a toothed bar drives a liquid storage box to conduct left-right adjustment, then a rotating rod drives a fourth gear to rotate in a meshed mode with the front side of the toothed bar, and therefore the liquid storage box is driven to conduct up-down movement adjustment; accurate irrigation can be carried out according to the growth requirements of different crops, so that the crops are ensured to obtain a proper amount of water and fertilizer, the growth uniformity of the crops is improved, and meanwhile, the irrigation and fertilization effects are improved.

The invention discloses an irrigation device for root fertilization for tobacco planting and an irrigation method, and relates to the technical field of tobacco planting.The irrigation device comprises a walking device and a spray irrigation mechanism, the spray irrigation mechanism comprises two connectors and a spray pipe, and the two connectors are movably arranged at the top ends of the left side wall and the right side wall of a compartment respectively; a plurality of spraying pipes are uniformly and fixedly installed on each connector through bolts, each spraying pipe is of an arc-shaped structure, the unfolding driving mechanism comprises a driving plate, the driving plate is movably installed in the middle of the top end of the compartment in a sliding mode, and the driving plate is connected with the spraying pipes through bolts. And one end close to the spraying pipe is movably inserted into the front end of the carriage. According to the device, the sprinkling irrigation mechanism is designed and installed, tobacco leaves which are stopped from moving forwards are ejected open through the arc-shaped spraying pipe, the tobacco leaves are prevented from being damaged when the device moves forwards, water is sprayed through the spraying pipe, and therefore the device can conduct sprinkling irrigation on the roots of tobaccos in the moving process.

The invention discloses a multifunctional wind-prevention and sand-fixation vegetation barrier, and relates to the technical field of wind-prevention and sand-fixation devices, and the multifunctional wind-prevention and sand-fixation vegetation barrier comprises a grass square grid in which a planting area is defined; the solar power generation and windproof structure comprises a solar frame body and a solar panel, the solar frame body is arranged corresponding to the upper part of the straw square grid; the top surface of the solar frame body is inclined and is provided with a solar panel mounting hole; the solar panel is adaptively and obliquely mounted at the bottom in the solar panel mounting hole so as to define a rainwater collecting groove in the solar panel mounting hole corresponding to the upper part of the solar panel; a gap is formed between the bottom end of the solar panel and the inner wall of the corresponding solar panel mounting hole to form a rainwater confluence outlet; the water guide assembly comprises a water guide groove and a water guide pipe; the water guiding groove is installed on the solar frame body and corresponds to the lower portion of the rainwater confluence outlet. And the other end of the water guide pipe penetrates through the straw square grid and is inserted into the ground. A physical wind barrier can be effectively established, and rainwater is effectively collected and utilized for precise irrigation.

The invention belongs to the field of green land maintenance, and provides an automatic simple maintenance method and system for greening of an arid valley slope, and the method comprises the steps: collecting soil data and historical meteorological data of a greening region before greening of the arid valley slope; according to the soil data and the meteorological data, first plants suitable for regreening are selected, and the first plants are evenly laid on the upper portion, the middle portion and the lower portion of the slope in different dimensions; shooting a first image of the first plant through a camera; the water shortage degree of the first plant is judged according to the first image, and water is supplemented to the first plant according to the water shortage degree; and judging the fertilizer deficiency degree of the first plant according to the first image, and fertilizing the first plant according to the fertilizer deficiency degree. According to the scheme, automatic and simple greening maintenance of the slope of the dry river valley can be efficiently carried out.

The invention belongs to the technical field of agricultural cultivation, and particularly relates to a precise irrigation control system and method for substrate cultivation. The method specifically comprises the following steps: monitoring multi-parameter data, namely a soil humidity index, a plant physiological index and an environmental factor index, in real time through a multi-parameter sensor, and transmitting the data in a wired or wireless manner; the collected multi-parameter data are preprocessed, and then predicted plant water demand is obtained by using an intelligent decision algorithm and is displayed through a visual platform; the on-off state and the flow of the irrigation equipment are automatically adjusted through the control circuit according to the predicted water demand of the plants, the actual water demand of the plants can be accurately matched through multi-parameter monitoring and an intelligent decision algorithm, the situation of excessive or insufficient irrigation is reduced, the irrigation efficiency and the water resource utilization rate are improved, and accurate irrigation is achieved.

The invention discloses an intelligent control system and method for fruit tree irrigation, and the system comprises a soil humidity detection module, a fruit tree information database module, an irrigation decision module and an irrigation execution module, or comprises an image collection module, an environment monitoring module, a fruit tree growth analysis module, an irrigation decision module and an irrigation execution module. According to the method, a more scientific and effective auxiliary means is provided for fruit tree pruning, and the yield and quality of fruit tree cultivation can be improved.

The invention provides a gate control method and system based on a neural network, and relates to the technical field of gate operation control in an agricultural irrigation district. By using a long and short term memory neural network model, an optimal gate opening degree instruction and an optimal gate opening duration instruction can be learned and predicted according to historical data; the dynamic adjustment of the irrigation process is realized, the irrigation efficiency is improved, in addition, the genetic algorithm optimization is combined on the basis of utilizing the neural network, the gate opening degree and the gate opening duration are dynamically adjusted, the precise irrigation is realized, the water resource utilization efficiency is remarkably improved, the unnecessary water consumption is reduced, meanwhile, a fuzzy logic processing mechanism is introduced, and the accuracy of the irrigation process is improved. The system can better cope with uncertainty and fuzziness factors existing in the irrigation environment, meanwhile, the application of the genetic algorithm ensures that the optimal solution can be found even in the complex and changeable environment, and the stability and reliability of the system are enhanced.

The invention discloses a saline-alkali soil improvement method based on a low-salt organic material. The method comprises six steps of saline-alkali soil detection, organic material selection, organic material pretreatment, organic material application, soil irrigation and soil pH value adjustment. According to the steps of organic material pretreatment and organic material application, it is ensured that the saline-alkali soil fertilization improvement effect is good, the method has the advantage of being good in improvement effect, and the problems that in the using process of an existing saline-alkali soil improvement method, in the using process, low-salt organic materials are inconvenient to efficiently improve the saline-alkali soil, and the soil quality is poor are solved. The problems that if low-salt organic materials cannot be fully utilized, the soil improvement effect may not be obvious, soil salinity cannot be effectively reduced, the soil structure cannot be effectively improved, supplement of the organic materials is lacked, the organic matter content of the soil is difficult to increase, and the fertility and the water and fertilizer retention capacity of the soil are affected are solved.

The present invention discloses an irrigation device and an irrigation method for root fertilization for tobacco planting, which relates to the technical field of tobacco planting, and includes a walking device, a sprinkler mechanism, the sprinkler mechanism includes a connector and a spray pipe, the connectors have two in total and are respectively movably arranged at the top of the left and right side walls of a carriage, the spray pipes have a total of several in total on each connector and are evenly fixed on the connectors by bolts, the spray pipes are in an arc-shaped structure, and an unfolding drive mechanism includes a drive plate, the drive plate is movably installed in the middle of the top of the carriage through sliding, and one end close to the spray pipe is movably installed inside the front end of the carriage through insertion. The present invention is designed to install a sprinkler mechanism, and the tobacco leaves that block the forward movement are pushed open by the arc-shaped spray pipe, and the tobacco leaves are prevented from being damaged by the device when moving forward, and water is sprayed by the spray pipe, so that the device can irrigate the roots of the tobacco during the process of moving.

The invention provides a cigar coat tobacco leaf cultivation method, and belongs to the technical field of tobacco cultivation. The cultivation method comprises the following steps that ridging and drip irrigation cultivation are conducted, ridge moistening and moisture increasing are conducted before tobacco seedlings are transplanted, the drip irrigation flow speed is controlled to be 1.0 L / h to 1.5 L / h, and the drip irrigation duration is 3 h to 5 h; shading is started after the tobacco plants enter the resettling stage, and the light transmittance of a shading net is 60%-80%; spraying is carried out when the temperature exceeds 33 DEG C from the vigorous growing period of the tobacco plants to the end of harvesting, and the water spraying amount is 800-1500 kg / mu. By means of the cultivation method, the appearance quality, such as color uniformity and leaf surface tissue integrity, and the physical characteristics, such as leaf thickness, elasticity and the like, of the cigar coating tobacco leaves can be remarkably improved. The high-quality cigar coating can improve the overall quality of cigars, enhance the competitiveness of cigars in the market, meet the requirements of consumers for high-quality cigars and further improve the additional value of cigar products.

The utility model provides a precise irrigation device, which relates to the technical field of irrigation and comprises a device body, a top plate is arranged at the top of the device body, and a water tank is placed on the top surface of the top plate. The quantitative barrel, the pipeline and the first valve are matched for use, so that a worker can accurately irrigate quantitative liquid according to different types of potted plants when the potted plants are irrigated, the worker starts a water pump during operation, then the liquid in the water tank enters a flow dividing cavity under the action of the water pump, and the liquid in the water tank flows into the flow dividing cavity. Then the first valve is opened, so that under drainage of the pipeline, liquid in the flow dividing cavity enters the quantitative cylinders, then under measurement of scale marks, the quantitative cylinders collect quantitative liquid, then the first valve is closed, the multiple quantitative cylinders are sequentially and quantitatively collected, finally, the device body is moved to the position above a potted plant, and the second valve is opened; and the potted plants are irrigated by the drip irrigation pipe.

The invention belongs to the technical field of irrigation equipment, and discloses anti-clogging water-saving irrigation equipment with an adjusting function, the anti-clogging water-saving irrigation equipment comprises a shell, the interior of the shell is movably connected with a direction adjusting assembly, and the interior of the shell is fixedly connected with a first water outlet pipe and a second water outlet pipe which are located on the two sides of the direction adjusting assembly; through cooperation of a direction adjusting assembly, a rotating assembly, a spray head assembly and other structures, the device can conveniently control the spraying direction, then precise irrigation is achieved, a round rod can be driven to move up and down every time a rotating disc rotates by a circle, a connecting column can be driven to slide along an inclined groove when a limiting block moves, and the device is convenient to use. The rotating drum is driven to rotate by 180 degrees, so that impact on water flow is conveniently changed, after the water flow impacts the atomizing nozzle, the atomizing nozzle can be driven to rotate through the ball shaft, then the spraying direction is controlled, and accurate irrigation of different areas is achieved.

The invention discloses a gramineous crop coverage rate measurement method. The method comprises the following steps: step 1, acquiring farmland plot image data; 2, preprocessing the farmland plot image data; 3, calculating a green phase index of the preprocessed farmland plot image data; 4, determining an optimal green phase index threshold value; 5, calculating the coverage rate of gramineous crops in the farmland plot according to the green phase index and a green phase index threshold value; compared with a traditional manual visual inspection method, automatic and high-precision measurement of the crop coverage rate is achieved, the measurement efficiency and accuracy are greatly improved, and the gramineous crop coverage rate measurement method reduces the human input of manual measurement and reduces the agricultural production cost; the crop coverage rate change is monitored in real time, timely and accurate growth information is provided for agricultural production, a scientific basis is provided for agricultural management and decision making, and management measures such as precise irrigation and fertilization can be achieved.

The utility model relates to the technical field of cultivation boxes, in particular to a cultivation box for forest seedling cultivation, which comprises a cultivation box body and a water tank, the water tank is fixedly mounted above the top of the cultivation box body, a placement groove is formed in the cultivation box body, clamping rails are fixedly mounted on two sides of the inner wall of the placement groove, and cultivation plates are slidably clamped on the surfaces of the clamping rails. The bottom of the cultivation plate is fixedly provided with a soil cultivation box, the two ends of the side face of the bottom of the soil cultivation box are fixedly connected with water guide pipes, the surfaces of the water guide pipes are rotationally connected with communicating rods in a sleeving mode, one side of the surface of each communicating rod is fixedly connected with a valve disc, and one side of the surface of each communicating rod is fixedly connected with a rotating rod. The valve discs corresponding to the water guide pipes can be opened to increase the irrigation amount; for drought-enduring seedlings, irrigation can be reduced or stopped, and precise irrigation is achieved. Compared with a traditional unified irrigation mode, water resource waste and the growth problem caused by improper moisture of the seedlings are effectively avoided, and the survival rate and growth quality of the seedlings are improved.

The utility model relates to the technical field of radish irrigation devices, in particular to an energy-saving irrigation device for radish planting, which comprises a storage box, a water inlet pipe is fixedly mounted at the top of a front side plate of the storage box, a threaded pipe is mounted at the water outlet end of the water inlet pipe, and a threaded sleeve is in threaded connection with the threaded pipe. A filter mesh bag is fixedly mounted at the bottom end of the threaded sleeve; a conveying pump is arranged outside the storage box, a conveying pipe is fixedly installed at the water outlet end of the conveying pump, a plurality of evenly-distributed pipes are detachably connected to the conveying pipe, a plurality of water dripping holes are formed in the evenly-distributed pipes, a hard pipe is fixedly installed at the water inlet end of the conveying pump, and the tail end of the hard pipe penetrates into the storage box and is fixedly provided with a hose. A threaded connector is fixedly installed at the tail end of the hose, a mesh cylinder is detachably connected to the end of the threaded connector, a filter screen is arranged on the outer surface of the mesh cylinder, and a hollow floating plate is fixedly installed on the top face of the mesh cylinder. The drip irrigation device is convenient for drip irrigation operation and has a better impurity filtering effect.

The utility model relates to the technical field of corn breeding, in particular to a seedling cultivation device for corn breeding cultivation, which comprises a cultivation box and a spraying device, the surface of the cultivation box is fixedly connected with a cultivation tray, the surface of the cultivation tray is provided with a plurality of planting grooves, and the spraying device is arranged on the surface of the cultivation tray and comprises a trapezoidal plate. The trapezoid plate is fixedly connected with the culture tray, the upper surface of the trapezoid plate is fixedly connected with a support, the upper surface of the support is fixedly connected with a tank body, one side of the tank body is fixedly connected with a feeding pipe, a sealing plug is inserted into the surface of the feeding pipe, and the lower surface of the tank body is fixedly connected with a discharging pipe. The nutrient solution is controlled to flow out through opening and closing of the round hole and the water outlet when the cylinder rotates, the irrigation time and flow can be flexibly adjusted according to requirements, waste of the nutrient solution is reduced, the nutrient solution can evenly and accurately drip into the planting groove, and stable water and nutrient supply is provided for corn seedlings.

The utility model relates to the technical field of water and fertilizer integrated vehicles, and discloses a self-propelled water and fertilizer integrated vehicle which comprises a vehicle body, a water pump is fixedly connected to the top of the vehicle body, a connecting seat is fixedly connected to the side wall of the water pump, and an adjusting assembly is arranged on the side wall of the connecting seat and comprises a side plate. The multiple side plates are fixedly connected to the side wall of the connecting base, a rotating frame is rotationally connected between every two side plates, an inner groove is formed in each rotating frame, the side walls of the multiple side plates are fixedly connected with motors, the output ends of the motors are fixedly connected with the side walls of the rotating frames, and the side wall of the connecting base is fixedly connected with a fixing base. According to the irrigation device, different-angle irrigation of the vertical shaft and the transverse shaft of the spraying pipe can be achieved through rotation of the multiple rotating frames, hand holding is not needed, accurate fertilization and irrigation are ensured while the irrigation efficiency is improved, and water and fertilizer in the water and fertilizer tank are pumped into the spraying pipe for irrigation through connection of the water pump and the conveying pipe.

The utility model provides an agricultural field crop cultivation irrigation device, which relates to the technical field of agricultural irrigation, and comprises a base and a top plate, the bottom of the base is fixedly connected with a stabilizing nail, the top of the base is fixedly connected with a guide rod, the top of the base is movably connected with a screw rod, the top of the screw rod is fixedly connected with a helical gear I, and the helical gear II is fixedly connected with a helical gear II. A water tank is fixedly installed at the top of the base, hoses are movably installed on the four sides of the water tank, a water pump is movably installed at the top of the base, a water source in the water tank can be pumped into the hoses through the water pump, then water is sprayed out through a spray head, crops do not need to be irrigated by manually holding the water pipe, and therefore the labor intensity of manual irrigation is reduced; a screw rod can be driven to rotate through a driving motor, so that a movable block moves up and down on the surface of the screw rod, the height positions of a conveying plate and a spray head are adjusted, the irrigation range can be widened, and crops at different positions can be accurately irrigated.

The utility model relates to the technical field of farm irrigation, in particular to a farm irrigation water-saving water supply device which comprises a support, a first bearing, a front wheel, a second bearing, a rear wheel, a stand column, a transverse rod, a water tank, a water flow adjusting valve, a water outlet pipe, a flow dividing pipe, an extension pipe, a spray head, a transparent plate, a fixing frame, an illuminating lamp, a storage battery, a connecting wire and a water injection opening. The first bearing is fixedly arranged at one end of the support. When the water-saving water supply device for farmland irrigation is used, water is added into the water tank through a water injection port, then the device starts to move under the action of front wheels and rear wheels by pushing a cross rod, water flow is adjusted through a water flow adjusting valve, and the water flow is finally sprayed out from a spray head after passing through a water outlet pipe, a flow dividing pipe and an extension pipe; compared with a traditional sprinkling irrigation device, the device is convenient to move to accurately irrigate farmland crops, sprayed water can be fully utilized, waste is avoided, and the utilization rate of the water is increased.

The utility model relates to the technical field of sand land treatment, in particular to a photovoltaic sand control device. Comprising an irrigation device arranged below the earth surface of a planting area, the irrigation device comprises a water storage tank and a water guide pipe communicated with the water storage tank, and the water guide pipe extends towards a plant root system and is a flexible pipe; the flow adjusting device is arranged below the earth surface of the planting area, the flow adjusting device comprises a driving structure, the driving end of the driving structure is provided with an extrusion position close to the water guide pipe and a conduction position away from the water guide pipe, and the driving end moves between the extrusion position and the conduction position so as to adjust the flow amount of the water guide pipe. According to the technical scheme, the problem that the survival rate of plants in a photovoltaic sand field is low in the prior art can be effectively solved.

The invention belongs to the computer vision technology, mainly relates to the field of target positioning, and particularly relates to a quick and accurate real-time moving target position estimation method and application. The method can be used in the field of precision agriculture, is used for estimating the position of a pure visual moving target, and provides target position information in movement for precise fertilization, precise weeding and precise irrigation.

The invention relates to the technical field of nut field planting methods, in particular to a method for improving the field planting survival rate of mountain macadamia nuts. S1, preparing land; s2; performing sapling field planting treatment; s3, planting and irrigation; s4, pruning; s5, pest and disease damage prevention; rooting treatment is carried out, the root system growth capacity of the saplings is enhanced, the stress resistance and the survival rate of the saplings are improved, a drip irrigation system is adopted, precise irrigation is achieved, waste of water resources is reduced, the soil moisture content is monitored in real time, the reasonability and effectiveness of an irrigation plan are ensured, and the soil humidity and temperature are kept by applying a water-retaining agent; according to the method, evaporation and loss of water are reduced, the water retention capacity of soil is improved, growth and development of saplings are facilitated, a pruning robot is adopted for intelligent pruning, the pruning efficiency and accuracy are improved, the occurrence condition of diseases and pests is monitored in real time through unmanned aerial vehicle monitoring equipment, early discovery and early prevention are achieved, and the survival rate of the saplings is increased. The survival rate and the yield of the macadamia nuts are further improved.

The present invention provides a method and system for predicting water and fertilizer demand for improving crop yields, and relates to a data processing system, including: S1, obtaining meteorological data; S2, calculating soil water content data; S3, recording farming data; S3, calculating soil fertility data; S5, setting a root depth calculation module and a pollination rate calculation module in a Wofost model, and optimizing the Wofost model according to the calculation results of the root depth calculation module and the pollination rate calculation module; S6, based on the Wofost model, inputting meteorological data, soil water content data, soil fertility data, and farming data to perform yield estimation calculations; S7, calculating daily irrigation demand according to meteorological data, soil water content data, farming data, and crop transpiration data; S8, calculating daily fertilization demand according to soil fertility data, farming data, and nutrient demand data. The system can help farmers prepare before abnormal water and fertilizer conditions occur in farmland, realize accurate management of water and fertilizer, reduce water and fertilizer waste, and improve the yield and quality of agricultural products.

This utility model relates to the field of landscaping irrigation technology, and discloses a multi-angle spray irrigation device for landscaping. It includes a connecting pipe, with connecting plates fixedly connected to both sides of the first connecting pipe. A stationary ring is fixedly connected to the opposite side of each of the two connecting plates. A second connecting pipe is threadedly connected to the opposite side of each of the two connecting plates. Filter plates slide inside both sides of the second connecting pipe, and sliding holes are formed inside both sides. Multiple telescopic rods are fixedly connected to the side of each sliding hole away from the connecting plate. Telescopic springs are sleeved on the outside of each telescopic rod. Two sliding rings are fixedly connected to the opposite side of each telescopic rod, and a connecting ring is fixedly connected to the side of each sliding ring closer to the connecting plate. This utility model can prevent water leakage, avoid water waste, ensure stable irrigation, and reduce the time required to replace filter plates.

An acquisition method of a crop drought condition, wherein the acquisition method is completed based on an instrument or a sensor, and the acquisition method comprises: training an operation model related to acquisition of a predetermined crop drought condition according to data collected by the instrument or the sensor, wherein the operation model comprises at least one of the following: a dry-wet edge model, a water content inversion model, a water potential acquisition model, and a drought condition acquisition model, and the following operation steps are sequentially executed by the operation model: acquisition of a water content sensitive index based on data collected by the sensor; inversion of predetermined soil water content and predetermined crop water content through the water content sensitive index; acquisition of water potential through the soil water content and the predetermined crop water content; acquisition of hydraulic transport resistance through the water potential; and obtaining of the drought condition of the predetermined crop through the hydraulic transport resistance.

This invention provides a method and application for the ecological restoration of rock mine slopes in ecologically fragile high-altitude areas, specifically relating to the field of ecological environment restoration technology. The ecological restoration method includes: leveling the rock mine slope in an ecologically fragile high-altitude area, then restoring the slope's topography by covering it with topsoil; constructing a masonry diamond-shaped grid structure for protection on the rock mine slope, planting native shrubs and grasses within the grid; installing an integrated water and fertilizer drip irrigation system on the rock mine slope; and finally, applying sprayed concrete or constructing slope supports to prevent soil erosion on the slope surface; wherein the altitude of the high-altitude area is >4000m. This ecological restoration method provides strong technical support for the ecological restoration of rock mine slopes in ecologically fragile high-altitude areas, and also provides important guarantees and references for ecological restoration work after mining in high-altitude regions.

The utility model relates to the technical field of Dendrobium irrigation, and discloses a kind of irrigation devices for Dendrobium planting, including irrigation box, the outer surface of irrigation box is fixedly installed with push rod, the inner wall of irrigation box is fixedly installed with first mounting plate, the inner wall of irrigation box is fixedly installed with limit board, the upper surface of first mounting plate is equipped with irrigation mechanism, the input end of irrigation mechanism is set in the inner bottom of irrigation box, the upper surface of first mounting plate is equipped with adjusting mechanism, adjusting mechanism fixed end is set in the left side of first motor, the outer surface of push rod is equipped with antiskid mechanism, antiskid mechanism installation end is set in the outer surface of push rod, the utility model is equipped with adjusting mechanism, to achieve the effect of accurate irrigation for Dendrobium planting, avoid the prior art in Dendrobium planting irrigation, only by left and right movement to adjust irrigation angle, it is difficult to effectively irrigate Dendrobium planting all aspects, and then lead to some Dendrobium that have not been irrigated appear growth and development maladjustment.