2036 results about "Drip irrigation" patented technology

The invention relates to the field of power system supply and demand interaction, and discloses an intelligent greening irrigation system and a water-saving control method, the system comprises a multi-source data acquisition module, a space-time tensor modeling module, a dynamic decision generation module, an edge calculation acceleration module, a distributed execution control module and a drip irrigation module; the method comprises the following steps: collecting multispectral, meteorological and soil moisture data of a plant canopy in real time to generate an original data set; a fusion data set is obtained through space-time alignment and normalization preprocessing; the water demand is predicted based on an LSTM-Transform model, and an irrigation safety interval is screened; the irrigation uniformity and water pressure distribution are simulated and evaluated through multi-physics field coupling; a double-delay DDPG algorithm is used for optimizing valve opening parameters; the model and the execution error are corrected through Bayesian modeling, and an NDVI feedback optimization strategy is combined. According to the invention, a double-delay depth deterministic strategy gradient algorithm is introduced for dynamic optimization of an irrigation strategy, so that the capability of quickly adapting to environmental changes is achieved.

The invention discloses a high-water-saving accurate drip irrigation optimization method based on a population algorithm. The method comprises the following steps: S1, constructing a comprehensive input data set; s2, forming a multi-dimensional collaborative vector coding set; s3, constructing a multi-objective optimization model; s4, generating an initial improved shark search algorithm population; s5, in a global exploration stage, forming an evaluation result data set; s6, in a local development stage, recording a current optimal multi-target solution; s7, decoding the multi-dimensional collaborative vector code corresponding to the current optimal multi-target solution into a drip irrigation pipe network implementation data set and an irrigation scheduling implementation data set; and S8, generating an irrigation control instruction set based on the drip irrigation pipe network implementation data set and the irrigation scheduling implementation data set, and executing partition irrigation operation. According to the method, the pipe arrangement rationality and the water resource utilization efficiency can be optimized at the same time, and higher convergence and generalization ability are shown in complex terrains and heterogeneous crop distribution environments.

The invention provides a multi-dimensional data fusion soil fertilizer application system and method, and relates to the technical field of soil fertilizer application, and the system comprises a data collection module which is used for collecting multi-source original data including soil, weather, crops and fertilizer in real time; the data preprocessing module is used for preprocessing the multi-source original data; the data fusion module is used for generating a comprehensive index reflecting the soil fertility state and the crop demand; the fertilization decision module is used for generating an optimal fertilization scheme; the execution control module is used for controlling the variable fertilizer applicator and the drip irrigation equipment to execute precise fertilization operation; and the effect monitoring and feedback module is used for evaluating the decision effect and optimizing the nutrient leaching model. According to the invention, through multi-objective optimization based on the nutrient leaching model and the genetic algorithm, the fertilizer cost, the environmental risk and the agricultural machinery operation constraint are considered while the fertilizer requirement rule of crops is met, and the optimal fertilization scheme considering both the economical efficiency and the ecological property is output.

The invention discloses a pressure balance adjustment method for a mountain drip irrigation pipe network based on GAT and HRL, and belongs to the technical field of intelligent control, and the method comprises the steps: collecting the basic data of the mountain drip irrigation pipe network, constructing a data set, and carrying out the preprocessing; based on the preprocessed data of the mountain drip irrigation pipe network, constructing a space-time diagram structure of a graph attention network GAT of the mountain drip irrigation pipe network for performing anomaly detection and pressure detection on the mountain drip irrigation pipe network and performing coordinated regulation and control on a valve; hierarchical reinforcement learning HRL is used for designing step-by-step regulation and control decisions for the mountain drip irrigation pipe network; ePANET is adopted to carry out simulation experiment to check the feasibility of the decision. By the adoption of the method, the hydraulic interaction weight between the nodes can be accurately quantified through the dynamic multi-head attention mechanism of the GAT, the valve regulation and control strategy is generated in a self-adaptive mode in combination with the hierarchical decision-making architecture of the HRL, and the collaborative optimization capacity of pressure prediction and dynamic control under the complex terrain is remarkably improved.

The invention discloses a head intelligent irrigation method and system based on mobile water and fertilizer integration, and relates to the technical field of intelligent irrigation, and the method comprises the steps: collecting meteorological data, soil data and growth period codes corresponding to crops, so as to generate a farmland water and fertilizer demand data set; dividing the target farmland area into n sub-areas, performing multi-parameter fusion matching processing on the water and fertilizer demand data set to obtain a feature vector, and inputting the feature vector into a water and fertilizer demand prediction model to obtain the required irrigation amount and the fertilization concentration of each sub-area of the farmland; generating a scheduling instruction set according to the required irrigation amount and the fertilization concentration of each subarea of the farmland, performing water source location movement and water source extraction based on each subset in the scheduling instruction set to obtain an original water body, performing three-stage filtration on the original water body to obtain a target clear water body, and performing mixed optimization treatment to obtain a water-fertilizer mixed solution; and injecting the water and fertilizer mixed solution into the drip irrigation pipe network and executing water and fertilizer irrigation of each sub-region of the farmland.

The invention discloses a method for interplanting konjak under a coffee forest, and belongs to the technical field of konjak planting. The problems of konjak yield reduction and irrigation contradiction caused by water and nutrient competition between coffee trees and konjak root systems are solved. Isolation ditches are dug between rows of coffee trees, a root system isolation plate is inserted to separate two crop root system areas, a black plastic mulching film is laid to inhibit weeds and preserve soil moisture, cross-shaped planting holes are formed to position konjac seeds, a drip irrigation belt is arranged in a coffee area, a micro-spraying belt is arranged in a konjac area, and konjac tubers are dug along the outer side of the isolation plate during harvesting. Physical isolation root competition and layered precise irrigation are achieved, the disease and pest spreading risk is reduced, and the land utilization efficiency and the konjak commodity rate are improved.

The invention discloses an intelligent mango fertilizing method. The method comprises the following steps: arranging a drip irrigation pipeline connected with a water and fertilizer mixing device in a drip irrigation area; canopy images including visible light and near-infrared band information of leaves, flower buds, flowers and fruits are periodically collected through a multispectral imaging device; visual features and spectral features are extracted based on an image processing algorithm, the visual features comprise leaf color distribution, form thickness indexes, flower bud density, flower coverage rate and fruit volume ratio, and the spectral features are near-infrared reflectivity ratios of leaf and flower and fruit areas; matching a growth stage standard library according to the characteristic data, judging a flower bud differentiation stage, a flowering stage or a fruit expansion stage, and calling a corresponding stage judgment model to identify a nutrient and moisture deficiency state; and dynamically adjusting the nutrient concentration and dosage of the drip irrigation liquid according to the judgment result. The method is used for accurate water and fertilizer management of mango planting, a fertilization decision is optimized through multi-source data fusion and closed-loop regulation, and the response capability in a complex nutrient demand scene is improved.

The invention relates to the technical field of drip irrigation devices, and discloses a crop cultivation water and fertilizer recycling drip irrigation device with a regulation function, the crop cultivation water and fertilizer recycling drip irrigation device comprises a mounting rack, a drip irrigation box is fixed on the top of the mounting rack, the inner wall of the drip irrigation box is fixedly communicated with a crop drip irrigation device, and a regulating valve is mounted on the circumferential surface of the crop drip irrigation device. The device comprises a mounting frame, a cultivation bin is fixed to the inner wall of the mounting frame, a recovery box is fixed to the inner wall of the mounting frame, and a purification mechanism used for purifying and recovering waste water is arranged on the inner wall of the recovery box. The problem of water and fertilizer waste in traditional drip irrigation is avoided, the utilization efficiency of water resources is improved, the irrigation water consumption is reduced, the frequency of equipment replacement and maintenance can be reduced, the operation cost is further reduced, and the overall drying efficiency is improved.

The utility model discloses an anti-blocking water dropper and a drip irrigation pipe. The anti-blocking water dropper comprises a water dropper body, a water inlet hole is formed in the water dropper body, and the water inlet hole penetrates through the water dropper body; a turbulent flow groove and a water outlet groove are formed in the first surface of the water dropper body; a plurality of alternately-arranged water retaining ribs are arranged on the two sides in the turbulent flow groove in the water flowing direction, and sunken parts are arranged on the incident flow faces of the water retaining ribs and configured to guide flowing water to form vortexes; a water inlet groove is formed in the second surface of the water dropper body; two first ribs which are arranged side by side are arranged in the water inlet groove, a plurality of flow guide plates which are arranged side by side are arranged in the water inlet hole, the flow guide plates are obliquely arranged relative to the first ribs, and water guide ribs are further arranged on the two sides, extending out of the water inlet hole and extending to the end of the water inlet groove, of the flow guide plates. The anti-blocking performance of the anti-blocking water dropper is improved, so that the use reliability of the drip irrigation pipe is improved.

The utility model relates to the technical field of drip irrigation tape production, in particular to plastic particle drying equipment which is characterized in that the lower end of a storage box is connected with a star-shaped discharge valve, the input end of a material uniformizing groove is positioned right below a discharge pipe, the output end of the material uniformizing groove is positioned right above the input end of a conveying belt, a hot air discharge pipe is fixedly connected above the conveying belt, and the hot air discharge pipe is fixedly connected with the conveying belt. The output end of the hot air generator is connected with the hot air discharging pipe through an air inlet pipe, and an air collecting hood is fixedly connected to the upper portion in the drying box. The star-shaped discharging valve is arranged at the lower end of the material storage box, so that the discharging amount in unit time can be controlled, materials can uniformly fall on the conveying belt by arranging the material uniformizing groove and the vibration motor, and the problem that a large number of plastic particles are accumulated is solved; the gas collecting hood is arranged in the drying box and communicated with the treatment box, the odor removing layer is arranged in the treatment box, peculiar smells generated in the plastic particle drying process can be removed, and pollution to the surrounding environment is avoided.

The invention relates to the technical field of fertilizers, in particular to an environment-friendly water-soluble fertilizer containing a seaweed extract and polyglutamic acid. The water-soluble fertilizer is prepared by preparing seaweed oligosaccharide and double-grafted poly-L-gamma-sodium glutamate and compounding and complexing the seaweed oligosaccharide and the double-grafted poly-L-gamma-sodium glutamate, has the characteristics of low salting-out, high stability, no precipitation, good slow release performance and the like, and can continuously release nutrients and keep a solution clear and transparent under a low-salt condition; and because the polyglutamic acid and seaweed extract compound drip irrigation agent has the chelation and water retention characteristics of the polyglutamic acid and the natural growth promoting effect of the seaweed extract, the crop rhizosphere nutrient absorption efficiency and stress resistance are remarkably improved, the compound drip irrigation agent is suitable for drip irrigation and water and fertilizer integrated application of greenhouse vegetables, fruit trees and field crops, and the comprehensive effects of high efficiency, low salt load and environment friendliness are achieved.

The invention discloses a method for determining the suitable development area of a large-scale drip irrigation farmland in an underground water shallow-buried area, and the method comprises the following steps: coupling an MODFLOW model and an SWNCM-2D model based on programming software, and developing a coupling model suitable for water and salt migration and crop growth simulation of a saturated zone and an unsaturated zone of the large-scale drip irrigation farmland in the underground water shallow-buried area; according to lysimeter underground water burial depth control test data, calibrating and verifying key parameters of the coupling model, performing multi-scenario simulation of different underground water burial depths, and determining an appropriate underground water burial depth under a drip irrigation condition; setting scenes with different drip irrigation farmland area proportions, simulating by adopting a coupling model, and determining a suitable development area of the large-scale drip irrigation farmland in the underground water shallow buried area by taking a suitable underground water buried depth as a control standard; according to the scheme, through multi-model coupling, multi-process simulation and multi-scene analysis, technical support and quantitative basis are provided for development and field management of large-scale drip irrigation farmland.

The invention relates to the technical field of saline-alkali soil treatment, and discloses a light and moderate saline-alkali soil alfalfa seedling protection and strong growth promotion planting method which comprises the following steps: S1, soil pretreatment and root zone microenvironment construction; s2, seed treatment and space-time double-salt-avoiding sowing; s3, microbial inoculum synergistic application; s4, water and fertilizer integration and accurate management; s5, dynamic regulation and control in the growth period, a low-salt root zone microenvironment is constructed through combination of physical obstruction and biological improvement, salt ascending is inhibited by using a slag salt isolation layer, fertility is improved by using an organic layer, and stress resistance is enhanced by adopting a salt-tolerant variety, climate window sowing and aerogel embedding fungicide; precise regulation and control are achieved through water and fertilizer integrated drip irrigation, the stability of a root zone is maintained by combining intertillage and directional topdressing, finally, the seedling emergence uniformity and the seedling stage survival rate are remarkably improved, and robust growth of plants in saline-alkali soil is promoted.

The invention relates to a drip irrigation pipe network zoning irrigation control method and system based on multi-objective optimization, and belongs to the technical field of artificial intelligence. The method comprises the following steps of collecting multi-source heterogeneous data and sampling point space coordinates, after abnormal value elimination and normalization processing, splicing features and normalized coordinates to form a joint feature vector, and obtaining irrigation partitions with continuous space and similar features through K-means clustering; constructing a multi-objective optimization model taking the zoning irrigation duration and the inlet target flow as decision variables; solving by adopting a hybrid strategy multi-objective evolutionary algorithm of chaotic mapping initialization and adaptive hybrid variation to obtain a Pareto optimal solution set; and finally, combining an entropy weight method and decision maker preference, determining an optimal irrigation parameter through a superior and inferior solution distance method, and introducing a real-time soil moisture monitoring feedback correction parameter. Partitioned precise irrigation of the drip irrigation pipe network can be achieved, multiple optimization objectives are balanced, the irrigation effect and the resource utilization efficiency are improved, and system energy consumption is reduced.

The invention belongs to the technical field of agricultural irrigation, and discloses a precision agriculture water and fertilizer integrated distribution method, which comprises the following steps: S1, data acquisition; s2, data processing and analysis; s3, formulating a water and fertilizer formula; s4, water and fertilizer distribution and conveying The method has the beneficial effects that by comprehensively collecting farmland soil, weather and crop growth data, a crop growth and water and fertilizer demand model is constructed, and accurate prediction and scientific formula making of water and fertilizer demands are achieved; by utilizing a drip irrigation and intelligent irrigation control system, water and fertilizer distribution is accurately regulated and controlled, the resource utilization efficiency is remarkably improved, waste is reduced, healthy growth of crops is promoted, and the yield and quality are improved; in addition, due to precise management, use of chemical fertilizers is reduced, environmental pollution is relieved, the ecological environment is protected, the labor intensity of farmers is reduced due to the intelligent management characteristic, and the production efficiency and flexibility are improved.

The invention discloses a side slope rainwater circulation system based on spongy rainwater utilization, which relates to the technical field of side slope ecological engineering and comprises a water quality monitoring and grading module, a multi-stage water storage processing module, an intelligent irrigation decision module, a water source dispatching and distributing module and a drip irrigation execution module. According to the system, efficient utilization and accurate distribution of slope rainwater resources are achieved through the intelligent water source dispatching and distributing module, the system can dynamically select the optimal water source unit according to real-time water quality monitoring data and water use requests, reasonable distribution of the water resources is ensured through a grading response strategy, and the water resource utilization rate is improved. When the water consumption demand exceeds the available water consumption of a single water storage unit, the system can automatically generate a new water consumption request, water consumption interruption caused by insufficient water sources is avoided, meanwhile, by monitoring the water level of the water storage unit in real time and calculating the safety capacity margin, the system can effectively prevent and control the water level risk, and stable operation of the system is ensured.

The invention belongs to the technical field of agricultural cultivation, and particularly relates to a film-mulching shallow-burying drip irrigation planting method. The film mulching, shallow burying and drip irrigation planting method comprises the following steps: a preparation stage before sowing; sowing the seeds; performing irrigation; the soil moisture content of the crop planting area is monitored in real time; meanwhile, the evapotranspiration amount of the crop planting area is monitored in real time; when the monitored soil moisture content is lower than 64%-66% of the field water holding rate before sowing and the evapotranspiration reaches the irrigation requirement standard, an irrigation system is started for drip irrigation. According to the film-mulching shallow-burying drip irrigation planting method, through accurate control over water and fertilizer integration, the water resource utilization rate and the crop yield are remarkably increased, meanwhile, environmental friendliness is achieved, and the labor cost is effectively reduced.

The invention relates to the technical field of agricultural fertilization, in particular to a drip irrigation device for tea planting, which comprises a water and fertilizer tank mounted on a support, a liquid inlet at the top of the water and fertilizer tank is externally connected with a water and fertilizer pump, a liquid outlet at the bottom of the water and fertilizer tank is communicated with a connector, and a liquid outlet port of the connector is hermetically communicated with a branch pipe. The end part of the branch pipe is communicated with a fertilization pipe, and an open-close type water dropper is mounted in the fertilization pipe; the fertilizer applicator further comprises a blow-down valve arranged at an outlet of the tail branch pipe, a plug is slidably mounted in the blow-down valve, a first spring is arranged between the blow-down valve and the plug, and a sealing mechanism is arranged on the fertilizer applying pipe. The blow-down valve is arranged at the outlet of the tail-section branch pipe, and the air bag and the closing plate are integrated on the fertilization pipe, so that when the water pressure exceeds a preset threshold value of the plug, the blow-down valve is automatically opened, deposited impurities in the pipe are intensively discharged, regular self-cleaning without manual intervention is realized, and the blocking risk is effectively reduced.

The invention discloses an intelligent drip irrigation control system based on soil moisture content real-time monitoring, and relates to the technical field of agricultural irrigation, and the system comprises a soil moisture content environment collection module which collects and transmits soil moisture and environment parameters through a sensor; the soil moisture content analysis module receives the data, constructs a matrix analysis rule, excavates relevance and predicts an irrigation leakage risk; the irrigation strategy making module generates a comprehensive decision instruction accordingly; the irrigation parameter adjustment module optimizes the parameters to form a control instruction; the irrigation execution feedback module drives the equipment to work and feeds back a result after completion; according to the integrated sensor, real-time accurate monitoring of soil moisture and environmental parameters is achieved, a soil moisture content spatial-temporal distribution matrix is constructed, relevance and rules are mined in combination with an algorithm, differential irrigation instructions are generated, irrigation efficiency is improved, and crop yield and quality improvement is promoted; meanwhile, a dynamic optimization algorithm is introduced to calibrate parameters, and waste and pollution are avoided and the risk of crop damage is reduced through quick response and collaborative irrigation of a leakage irrigation compensation strategy.

The invention relates to the technical field of agricultural irrigation, and discloses an agricultural soil fertilizer applying drip irrigation device which comprises a rack, two quantitative boxes are fixedly connected to one side of the top of the rack, a first motor is mounted on the outer side of each quantitative box, and a first driving screw is fixedly connected to the output end of each first motor; a threaded frame is in threaded connection with the outer side of the first driving screw rod, a rubber piston is fixedly connected to the outer side of the threaded frame, a mounting shell is mounted on one side of the top of the quantitative box, a moving plate is elastically connected to the interior of the mounting shell through a reset spring, and two communicating grooves are formed in one side of the top of the quantitative box; and one side of the bottom of the quantifying box communicates with a communicating pipe. The precise quantitative fertilization function is achieved, blindness of traditional fertilization is eradicated, precision of nutrient supply is achieved, the nutrient requirements of crops in all growth stages are met, the yield and quality are improved, fertilizer waste is avoided, and the production cost is reduced.

The invention provides a ginger planting method for preventing and treating ginger bacterial wilt, and belongs to the technical field of ginger planting.According to the ginger planting method, through crop rotation, a ginger bacterial wilt pathogenic bacterium host chain is effectively cut off, ralstonia solanacearum is inhibited, harmful pathogenic bacteria in soil are removed through sun exposure, a biochar-probiotic mixture is applied, and meanwhile the harmful pathogenic bacteria in the soil are inhibited; biochar is utilized to increase porosity and water-holding capacity, relieve the problem of soil hardening, increase the pH value of soil, increase the content of alkaline cations, effectively inhibit growth of pathogenic bacteria of ginger blast, and also adsorb and retain nutrients such as ammonium and potassium through static electricity, and the pore structure of the biochar provides a shelter for probiotic groups, so that the probiotic groups are planted in the soil, and the soil quality is improved. The living space of the ginger blast pathogenic bacteria is inhibited; seed gingers are soaked in bacterium liquid containing bacteriophages, ginger blast pathogenic bacteria are effectively inhibited, drip irrigation is adopted for later-period management to maintain soil humidity, reproduction and spreading of the ginger blast pathogenic bacteria are effectively prevented and controlled, charcoal base fertilizer is additionally applied, and finally ginger blast is effectively prevented and controlled.

The invention provides a method for planting winter wheat in saline-alkali soil, which belongs to the technical field of wheat planting, and comprises the following steps: S1, rotary tillage and soil preparation: carrying out rotary tillage at the depth of 25-30cm 30-40 days before sowing, doping foreign soil, and applying straw and gypsum; s2, seed treatment: selecting saline-alkaline tolerant wheat seeds, soaking the wheat seeds in a liquid medicine, and soaking the wheat seeds in the liquid medicine; s3, ridging operation: high ridges with the ridge height of 15-20 cm, the ridge surface width of 40-50 cm and the ridge spacing of 25-30 cm are constructed; s4, sowing in line on ridges: sowing the wheat seeds treated in the step S2 on the ridges in line, wherein the sowing depth is 2-3cm; s5, film mulching operation, wherein the ridges are covered with mulching films of a double-film structure, and the film edges of the mulching films are sealed with humic acid slurry; s6, field management: uncovering the film and supplementing seedlings in the seedling stage, and drip irrigation and topdressing under the film in the growth stage. According to the saline-alkali soil winter wheat planting method provided by the invention, the wheat emergence rate can be remarkably increased by constructing a low-salt micro-domain environment.

The invention relates to the technical field of crop cultivation, in particular to a red bean plastic film mulching water-saving and fertilizer-retaining cultivation method, and aims to solve the problems that the integrity of an existing plastic film is damaged, the utilization efficiency of water and fertilizer is low, and the labor intensity of field management is high. The cultivation method is characterized by comprising the steps of soil preparation and bedding, base fertilizer application, laying of a drip irrigation belt below the center line of a ridge body, laying of a mulching film with prefabricated holes, accurate guiding of red bean seeds into the holes of the mulching film through a precision seeder, water and fertilizer integrated accurate management in the whole process, and prevention and control of diseases, weeds and weeds in combination with green prevention and control measures. By adopting the technical scheme, the utilization efficiency of water resources and fertilizers can be remarkably improved, stable performance of the mulching film is ensured, the labor intensity is reduced, and the effects of saving water, retaining fertilizers, saving labor, increasing yield and protecting environment are achieved.

The intelligent water-saving and energy-saving vegetable greenhouse comprises a controller, a greenhouse roof and an initial rainwater discarding device, a plurality of rainwater guiding grooves are formed in the greenhouse roof, the initial rainwater discarding device comprises a rainwater container and a U-shaped pipe, a filtering cavity is formed in the top of the rainwater container and communicates with the rainwater container through a water collecting opening, one side of the filtering cavity communicates with the rainwater guiding grooves, and the other side of the filtering cavity communicates with the U-shaped pipe; one end of the U-shaped pipe is communicated with the bottom of the rainwater container, the other end of the U-shaped pipe is a drainage end, the water flow of the drainage end of the U-shaped pipe is smaller than that of the water collecting opening, the water collecting opening is connected with a floating ball through a rope, and the radial size of the floating ball is larger than the radial size of the water collecting opening; a drip irrigation pipeline is arranged in the greenhouse and communicated with the water storage tank through a water pump, and the controller is connected with the water pump. According to the greenhouse, the rainwater collection efficiency and cleanliness can be improved, the integrated design of rainwater collection, automatic irrigation and temperature and humidity adjustment is achieved, and the integration, the environmental protection property and the resource utilization efficiency of the greenhouse are improved.

The invention relates to the technical field of agricultural irrigation, in particular to a precision agricultural drip irrigation system based on intelligent sensing and a control method thereof, and the system comprises an intelligent sensing module which is used for collecting meteorological data, soil humidity data and soil temperature data of different irrigation areas; the model prediction module comprises a moisture diffusion model and a rainfall prediction model which are respectively used for performing soil moisture diffusion prediction and rainfall prediction on different irrigation areas by utilizing the soil humidity data, the environment temperature data and the meteorological data, and outputting prediction results; the drip irrigation control module is used for controlling operation of a drip irrigation pump; the drip irrigation control module is further used for controlling electromagnetic valves in drip irrigation pipes in different irrigation areas to be opened and closed by utilizing an intelligent control mechanism according to the prediction result of the model prediction module so as to adjust the irrigation volumes in the different irrigation areas; the soil moisture diffusion rule can be predicted, repeated irrigation and irrigation blind areas are reduced, and waste of water resources is reduced.

The invention relates to the technical field of fertilizers and pesticides for agricultural production, and discloses a liquid pesticide fertilizer for preventing and treating root-knot nematodes in a water-fertilizer integrated system and application thereof, and the liquid pesticide fertilizer is prepared from the following components: a plant source nematicide, a biocontrol inoculant, a macroelement and medium trace element fertilizer, a boron cross-linking agent, a modified polycarboxylic acid dispersing agent, a microbial protective agent and the like. The preparation method comprises the steps of biological phase pretreatment, matrix phase construction, oil phase micro-emulsification, multiphase fusion and dynamic crosslinking. Through trehalose gradient permeation pretreatment, the survival rate of biocontrol bacteria in a high-salt matrix is increased; a boric acid ester bond dynamic cross-linked network is constructed by using a variable pH adjusting process, so that the system is endowed with shear thinning characteristics, and the contradiction between suspension stability and drip irrigation fluidity is solved; and the chelating dispersion effect of the modified polycarboxylic acid dispersing agent is matched, so that the generation of precipitates is effectively inhibited, and stable coexistence and synergistic interaction of the pesticide, the fertilizer and the bacteria are realized.

The invention discloses a remote intelligent control system for a drip irrigation head water pump based on the Internet of Things, relates to the technical field of agricultural intelligent irrigation, and is used for solving the problems of low precision and poor management efficiency of a traditional drip irrigation technology. The system comprises a drip irrigation area parameter acquisition module which acquires soil temperature and humidity, equipment operation parameters and meteorological data in a layered manner through a multi-source sensor network; the data processing module performs differential filling, space-time alignment and integration on the data; the intelligent analysis module realizes drip irrigation demand judgment, quantity value calculation, opportunity optimization and equipment health assessment; and the control execution module converts the instruction into equipment operation and supports remote intervention, so that precise management and control of drip irrigation are realized, and the precision and management efficiency of drip irrigation are improved.

The invention discloses an ecological farm crop drip irrigation cultivation device which comprises a drip irrigation assembly, an air-water mixing pressurization module and a liquid conveying pipeline, the air-water mixing pressurization module is connected with the liquid conveying pipeline, and the drip irrigation assembly is installed below the liquid conveying pipeline; the drip irrigation assembly comprises segmented pipe bodies and drip irrigation heads arranged at the bottom ends of the segmented pipe bodies, the segmented pipe bodies are connected through male and female buckles, scale marks are arranged on the outer surfaces of the segmented pipe bodies, and the head ends of the segmented pipe bodies are connected with the gravity water supply pipe. Through the multi-stage anti-blocking structural design of the drip irrigation head, the anti-blocking capacity and the maintenance convenience are improved, spiral flow guide protrusions enable water flow to generate rotational flow, impurities are separated through centrifugal force, the load of a filter screen is reduced, spiral blades are matched with an inclined slag discharging pipe to automatically push the impurities, accumulation and blocking are avoided, and the hole wall is prevented from being scoured due to the over-flow-speed change of conical drip holes, so that the service life of the drip irrigation head is prolonged. The blocking risk is reduced; the detachable threaded connection structure supports rapid cleaning, and the maintenance efficiency is improved.

The invention discloses a control method for controlling the follow-up speed change of a drip irrigation disc of a seeder based on Beidou speed measurement. The control method comprises the following steps: S1, collecting and preprocessing position information and speed information of a tractor; s2, inputting the preprocessed data into a fusion calculation unit, and executing space-time weight calibration; s3, inputting the fusion speed sequence into a speed prediction network, extracting multi-scale features, and generating a speed guide feature map; s4, generating a target rotating speed instruction according to the mapping function and operation parameter modulation; s5, inputting a target rotating speed instruction to a motor control unit, and generating a current signal through dual-channel torque regulation and control; s6, a motor is driven to rotate the drip irrigation disc, the actual rotating speed is collected, and an error sequence is constructed; and S7, inputting the error sequence into a calibration module, generating a correction parameter to update a current signal, and realizing synchronous control. According to the invention, high-precision synchronous control of the drip irrigation disc on the speed of the tractor is realized, and the drip irrigation consistency, the response speed and the operation stability are improved.

The invention relates to the technical field of transplanting and planting, and discloses an integrated transplanting device for transplanting and planting, which comprises a support rack, one side of the top end of the support rack is fixedly connected with a support frame, the other side of the top end of the support rack is movably connected with a micro-tillage mechanism, and the middle part of the top end of the support rack is fixedly connected with a seedling storage tray. A transplanting mechanism is arranged at the bottom end of the seedling storage disc, the side face of the transplanting mechanism is movably connected with the side face of the supporting rack, and a drip irrigation mechanism is movably connected to the side, close to the micro-tillage mechanism, of the middle of the supporting rack. During transplanting planting, the two rotary harrows rotate to fill and level up uneven positions on the surface of a farmland, so that the land is smoother, the drip irrigation mechanism automatically lays a drip irrigation tape after the land is smoother, and a seedling throwing mechanism in the transplanting mechanism automatically conveys transplanted seedlings in a seedling storage tray into the seedling planting mechanism for planting work. According to the transplanting machine, integrated micro-tillage transplanting work is achieved, and the transplanting machine is an efficient transplanting machine integrating the micro-tillage function, the pipe laying function, the transplanting function, the soil covering function and the pressing function.