85 results about "Subirrigation" patented technology

The invention relates to the technical field of irrigation control, in particular to a water and fertilizer integrated irrigation control method based on a wheat growth cycle, which comprises the following steps: collecting soil humidity and wheat growth state data, and screening key soil and biological parameters influencing wheat growth by applying a random forest algorithm; and predicting the requirements of the wheat on water and nutrition in the differential growth stage according to the key parameters. According to the method, the water and nutrition requirements of wheat in different growth stages are accurately predicted by adopting a random forest algorithm, resource allocation is directly carried out according to the actual needs of plants, the problems of resource waste and insufficient supply of a traditional irrigation system are effectively avoided, and a dynamic adjustment strategy is based on current soil and plant states and also based on a dynamic adjustment strategy. And a water and fertilizer supply plan is optimized by using historical and predicted data, the capability of responding to environmental changes is enhanced, irrigation and fertilization parameters are finely adjusted by combining real-time feedback circulation with a PID controller, and the accuracy and effectiveness of each time of irrigation and fertilization are further ensured.

The system may include a secondary irrigation feature that determines a percent of overlap of each of a plurality of submodules in a second lift over each of a plurality of submodules in a first lift and adjusts at least one of leaching operations or a leaching model based on the total tonnage weighted average of metal in the second lift. The method may further comprise determining an acid gap based on a difference between total acid given and total acid consumption; and further adjusting at least one of the leaching operations or the leaching model based on the acid gap. The method may further comprise determining a percentage of compacted material based on the material that is compacted and irrigated divided by the material that is irrigated; and further adjusting at least one of the leaching operations or the leaching model based on the percentage of compacted material.

The invention relates to the technical field of agricultural irrigation, and discloses a high-efficiency water-saving intelligent drip irrigation system which comprises a soil humidity sensor used for monitoring the humidity level in soil in real time; the meteorological sensor is used for monitoring environment temperature, humidity, wind speed, wind direction and rainfall; the central controller is connected with the soil humidity sensor and the meteorological sensor and used for receiving and processing sensor data and dynamically adjusting the irrigation area and the irrigation amount based on the data; and the partition control valves are mounted on branch nodes of the irrigation pipe network, are connected with the central controller and are used for controlling the water flow of each irrigation area according to instructions of the central controller. By monitoring soil humidity and meteorological conditions in real time, the system can accurately control irrigation time and water volume according to actual requirements. According to the demand-driven irrigation strategy, waste of water resources is greatly reduced, it is ensured that irrigation is conducted at the most needed time, only the needed water is supplied, and the use efficiency of the water resources is further optimized.

The invention discloses a fertilizer suitable for saline-alkali soil and a preparation method and device thereof, and relates to the field of saline-alkali soil fertilizers.The fertilizer particles are of at least N layers of core-shell structures, first compositions are arranged on the odd layers from inside to outside, second compositions are arranged on the even layers from inside to outside, N is an odd number larger than or equal to 3, and the core-shell structures are of a core-shell structure. The composition I is prepared from the following raw materials: an organic base fertilizer, a nitrogen-phosphorus-potassium base fertilizer, ammonium lignosulfonate, amino acid, a microbial agent and a mariculture product extract. The fertilizer particle has an odd-layer core-shell structure, the outermost layer is nutrient substances, the problem that the composition I on the surface is rapidly dissolved along with irrigation when the fertilizer is just put into the saline-alkali soil is solved, the effect of rapidly improving the saline-alkali soil is achieved, and the survival rate of seedlings is increased. After the irrigation period is finished, the composition II protects the composition I on the inner layer and waits for the next irrigation period, so that the excessive concentration of the fertilizer in a short time can be avoided, the purpose of slowly releasing the fertilizer can be achieved, and the fertilization frequency of the saline-alkali soil is reduced.

The invention discloses an irrigation district water distribution scheduling method and device and a medium, belongs to the field of irrigation district management, and aims to solve the problem that accurate irrigation cannot be uniformly and efficiently carried out, and the method comprises the following steps: determining a digital elevation model and a crop planting distribution diagram of an irrigation district; according to the digital elevation model and the crop planting distribution map, determining different irrigation subareas of the irrigation area, and a water delivery energy consumption coefficient, a crop suitability coefficient and a subarea water demand critical period of each irrigation subarea; constructing a water delivery energy matrix of the irrigation area according to the water delivery energy consumption coefficient of each irrigation subarea and the irrigation water demand in the irrigation period; determining a rotation irrigation group of the irrigation area according to the water delivery energy weight combination and the water delivery energy matrix of each irrigation subarea in the current irrigation period; and determining the irrigation time sequence of the rotation irrigation group according to the crop suitability coefficient of each irrigation subarea and the subarea water demand critical period. And water distribution in the irrigated area can be more efficiently and reasonably carried out.

The invention relates to the field of irrigation valve control, in particular to an intelligent valve group for irrigation of hydraulic engineering and a control system. According to the system, firstly, humidity data of different soil depths of an irrigation area where each sprinkling irrigation valve is located at each moment and the valve opening degree of each sprinkling irrigation valve during last irrigation are obtained, and for each irrigation area, the humidity data of different soil depths are divided to obtain an irrigation period of each soil depth; obtaining the moisture demand degree of each soil depth based on the change of the humidity data in each irrigation period of each soil depth, and obtaining the optimal valve opening degree of each irrigation area according to the difference of the moisture demand degrees of the same soil depth between each irrigation area and other irrigation areas and the valve opening degrees of the other irrigation areas. And the crops are irrigated. The opening degree of the sprinkling irrigation valve can be accurately controlled, so that the requirement of current crops for water is met, and the irrigation effect is improved.

The invention provides an irrigation control method and system based on conductivity change of a rhizosphere nutrient solution. The control method comprises the following steps: calculating a single irrigation dose; calculating the time length of single irrigation; calculating a sunrise moment and a sunset moment; the EC value of the rhizosphere nutrient solution is detected in real time through a first EC sensor arranged in the substrate, the current moment is obtained, when the current moment is between the sunrise moment and the sunset moment, first irrigation is started when the difference value delta ECr between the EC value of the rhizosphere nutrient solution and the EC value of the irrigation nutrient solution is larger than a first specific value, and second irrigation is started when delta ECr is larger than a second specific value. The irrigation duration of each time is single irrigation duration, circulation is carried out according to the starting condition of second-time irrigation, and when the irrigation moment is not smaller than the irrigation stopping moment of the day, irrigation of the day is stopped. The invention provides an irrigation control method and system based on rhizosphere nutrient solution conductivity change, and aims to solve the problem that nutrient solution is difficult to accurately irrigate according to crop requirements in matrix cultivation in the prior art.

The invention provides a water and fertilizer integrated zoned irrigation method and system for strawberry planting, relates to the technical field of strawberry planting and fertilization, and aims to solve the problem that in related technologies, the water and fertilizer requirements of strawberry plants are affected by growth stages, environments and self states, but traditional zoned irrigation lacks of real-time dynamic and accurate determination of irrigation volume based on regions, and the irrigation efficiency is poor. The utilization efficiency of water and fertilizer is low, and the quality and yield of strawberries are influenced. The method comprises the following steps: acquiring environment data and matrix data of an area in a first time period; acquiring a substrate humidity change rate and a substrate conductivity change rate of the region in a second time period according to the substrate data; according to the environment data, the substrate humidity change rate, the substrate conductivity change rate and preset parameters, determining the required intensity of the current irrigation period of the area; according to the current irrigation period demand intensity and a preset reference irrigation volume, the current irrigation volume of the area is obtained; when the area meets the irrigation triggering condition, the nutrient solution with the irrigation volume is applied to the area.

The invention relates to the technical field of agricultural irrigation, in particular to an agricultural irrigation intelligent monitoring system based on multi-modal data. The system comprises a data acquisition module for acquiring humidity data in a period by using a humidity sensor on each area of a farmland to form a humidity sequence; acquiring different types of irrigation data of each time of irrigation in different regional periods; the region similarity analysis module is used for acquiring the soil state similarity of the two regions according to the humidity difference and the irrigation data difference in the periods of the two regions; the clustering analysis module is used for clustering all the regions to obtain different class clusters; the areas in one class cluster form a to-be-analyzed area; and the water demand analysis module obtains the final water demand coefficient of the to-be-analyzed region, constructs a water demand model, and then brings the area of the to-be-analyzed region and the final water demand coefficient into the water demand model to obtain the water demand of the to-be-analyzed region. The method can accurately determine the amount of water needing to be irrigated in each to-be-analyzed area.

The utility model provides a seeding device for agricultural planting, which relates to the field of seeding for agricultural planting and comprises a support frame, a water tank is mounted on the upper surface of the support frame, a water pump is placed in the water tank, the output end of the water pump is communicated with a hose, one end of the hose is communicated with adapters, and the outer surfaces of the adapters are jointly communicated with two water pipes. Seeds can be watered by arranging the water pump and the water spraying nozzles, after the seeds sequentially fall into the soil from the empty groove, the water pump operates to pump water in the water tank, a stable water flow conveying channel is formed along the hose, when water flow reaches the adapter, the water flow can flow into the water tank, and the water spraying nozzles are communicated with the water pipes. Water is divided into two branches to be injected into the water pipes on the two sides, then the water is sprayed out through the water spraying nozzles in the empty grooves, in this way, directional watering can be achieved while sowing is conducted, time delay of traditional secondary irrigation is avoided, and water resource loss is reduced to the maximum extent through an accurate positioning sprinkling irrigation mode.

The invention discloses a method for optimizing and improving the productivity of chromium-contaminated soil by using irrigation and fertilization period and dosage combination, and the steps are: selecting a crop variety of silage corn, sowing according to the dense planting sowing amount, randomly sowing and synchronously applying compound fertilizer and humic acid fertilizer as base fertilizer, irrigating water during the sowing period; irrigating again during the jointing period or the large trumpet period of the crop, and simultaneously flushing and applying humic acid fertilizer for combined regulation; irrigating again during the heading and filling period of the crop. The method of the present invention applies humic acid fertilizer during the sowing period, jointing period or the large trumpet period, uses river water for irrigation during the sowing period, jointing period or the large trumpet period, and uses well water for irrigation during the heading and filling period to promote a significant increase in corn biomass, reduce the chromium content of the crop, and reduce the residual amount of total chromium and effective chromium in the root layer soil at the same time, and uses well water for irrigation during the heading and filling period to effectively block the transportation of effective chromium in the soil to the crop plant body, thereby achieving the improvement of chromium-contaminated farmland soil productivity and green restoration of soil chromium pollution.

The application relates to the field of crop seeding technology, and particularly discloses a wheat-corn interplanting self-adaptive seeding width regulation method based on crop and soil parameter identification, which comprises the following steps: normalizing soil body penetration resistance data to generate soil body penetration resistance score values and dividing seeding condition grades; jointly analyzing wheat grain moisture content data and soil slope data to construct a slope moisture content correlation matrix and perform dimension expansion to obtain interference characteristic factors; inputting wheat row spacing data, the seeding condition grades and the interference characteristic factors into a decision rule library to generate seeding width values and seeding density values; converting the seeding width values into channel boundary coordinate instructions of seeding machines, and driving the seeding machines to adjust the operation width of corn seeding according to the channel boundary coordinate instructions; and synchronously regulating the single irrigation amount of wheat medium-shallow buried drip irrigation. The application can improve the seeding precision and resource utilization efficiency of wheat-corn interplanting operation.

The invention discloses a water and fertilizer integrated drip irrigation and fertilization method and system for a bamboo forest based on soil detection, and belongs to the technical field of intelligent forestry and precise irrigation. According to the method, by arranging a soil multi-parameter sensor network, bamboo forest soil moisture and the content of key nutrients such as nitrogen, phosphorus and potassium are monitored in real time; based on the monitoring data, respectively calculating a deficit index reflecting the moisture condition and a demand index reflecting the multi-nutrient comprehensive demand degree; in combination with the current growth stage of the bamboo forest, dynamically determining the water demand of each irrigation and the application amount of the special fertilizer through an intelligent decision-making model, and accurately preparing a liquid fertilizer according to the actual deficit proportion of each nutrient; finally, according to the difference of water and fertilizer requirements of different areas in the land parcel, an irrigation system is controlled to achieve zoned variable precise fertilization. According to the method, collaborative intelligent decision and on-demand accurate supply of moisture and nutrients are realized, the utilization efficiency of water and fertilizer resources is remarkably improved, the labor cost and the environmental risk are reduced, and a complete technical solution is provided for modernization accurate management of the bamboo forest industry.

The utility model is suitable for the technical field of agriculture, and provides a movable irrigation mechanism. Moving the bottom plate; the water storage frame is fixedly mounted at the top of the movable bottom plate; the rotating structure is arranged in the middle of the water storage frame; the traction structure is arranged at the top of the rotating structure and is movably connected with the irrigation structure; and the irrigation structure is arranged at the top of the rotating structure. Compared with the prior art, the agricultural irrigation device has the advantages that the rotating structure is arranged on the movable bottom plate, and then the detachable irrigation structure is arranged on the rotating structure, so that the length of the irrigation structure can be adjusted according to the size of a farmland, a large range can be irrigated at a time, and the irrigation efficiency is improved; and the time required by traditional irrigation is shortened.

The invention discloses construction and system implementation of a water and fertilizer integrated accurate control model. The system determines the appropriate single-time irrigation amount (irrigation quota) according to the root system distribution and the soil type of the planting object; reasonably distributing the demands for different nutrients in different growth periods of the plant to each growth period of the plant according to a nutrient demand curve, and determining the fertilizer dosage in each growth period; and considering irrigation amounts and fertilization amounts in different growth periods, determining a fertilization concentration suitable for single operation, calculating a series of suitable nutrient solution preparation concentrations, and recommending the concentrations to a user for selection. Model construction is presented in a software mode, peripheral electrical equipment is controlled directly or remotely through a controller, and the function of precise irrigation and fertilization is achieved. Through the construction and implementation of the system, the use convenience of the intelligent water and fertilizer integrated system can be greatly enhanced, a set of simple and easy-to-use production tool is provided for planting farmers and agricultural technical service personnel, and agricultural precise irrigation and precise fertilization decision making are assisted.

The present invention discloses a tidal infiltration irrigation cultivation device, comprising: a box body with an open top and a feed pipe provided in the middle; a seedbed fixedly arranged on the inner side of the upper part of the box body, the seedbed including a horizontally arranged first support net and a plurality of funnel parts spaced below the first support net, a plurality of air holes are spaced on the side wall of each funnel part, and a waterproof and breathable film is fixedly arranged on each air hole; a plurality of infiltration irrigation pipes fixedly arranged on the first support net at intervals; a water pump fixedly arranged at the lower part of the box body, the water inlet of the water pump is communicated with the inside of the box body through a water inlet pipe, and the water outlet is communicated with a plurality of infiltration irrigation pipes through a water outlet pipe, and a first one-way valve is arranged on the water outlet pipe; a return water tank fixedly arranged below the funnel part, the top of the return water tank is communicated with the bottom of a plurality of funnel parts through a return water pipe, a second one-way valve is arranged on the return water pipe, and a drain pipe is arranged at the lower part of the return water tank, and a third one-way valve is arranged on the drain pipe. The present invention has the advantages of effectively improving the air permeability of the cultivation substrate in the seedbed and the like.

The present invention discloses a green plant wall with an irrigation system, which includes a frame. A plurality of layers of planting trays are arranged on one side of the frame. The green plant wall further includes: a water storage tank, an irrigation unit, a plurality of water receiving trays, and a one-way reflux unit; the water storage tank is arranged at the top of the frame, and a plurality of water outlets are arranged on its bottom surface; each group of irrigation units includes a main pipeline, an intermediate water tank, and a branch pipeline that are connected in sequence. The intermediate water tank is correspondingly arranged with each layer of planting tray. One end of the main pipeline away from the intermediate water tank is communicated with one of the water outlets, and one end of the branch pipeline away from the intermediate water tank is communicated with a corresponding planting tray; a plurality of water receiving trays are respectively arranged at the bottom of each planting tray; the one-way reflux unit is arranged between the intermediate water tank and the water receiving tray. Through the one-way reflux unit, the water in the water receiving tray can flow into the corresponding planting tray. Through the correspondingly arranged water receiving tray and the intermediate water tank, the water falling from each planting tray can be refluxed for the next irrigation, thereby avoiding flowing into the lower-layer planting trays.

The invention provides an apricot tree saline-alkali soil cultivation and irrigation device, and relates to the technical field of irrigation, the apricot tree saline-alkali soil cultivation and irrigation device comprises a water tank, an annular spraying pipe and a dropper cup; a water pump is installed at the upper end of the water tank, a water inlet pipe is fixedly connected to the upper end of the water pump, a water outlet pipe is fixedly connected to the lower end of the water tank, a plurality of inflow pipes are fixedly connected to the two sides of the water outlet pipe respectively, and a plurality of flow dividing pipes are fixedly connected to one sides of the inflow pipes. The two sides of the plurality of shunt pipes are fixedly connected with the annular spraying pipe and the dropper cup respectively; by means of the water level adjusting assembly and the pressure adjusting assembly, when drip irrigation is needed, only a certain water level needs to be kept in the water tank, when irrigation is needed, the water tank is pressurized through the water pump, apricot trees are irrigated through the annular spraying pipe, and therefore soil can be effectively irrigated, the use time is long, and the irrigation effect is good. Water pipes do not need to be laid during irrigation every time, and operation is convenient under the condition that irrigation is not affected.

The invention discloses a special forest-fruit water-fertilizer collaborative precise irrigation method using tunnel gushing wastewater, relates to the field of water-fertilizer collaborative irrigation, and aims to construct a tunnel gushing wastewater water quality dynamic database, establish a mapping relationship between special forest-fruit physiological signals and water-fertilizer demands, and integrate a drought valley microclimate mutation response mechanism. And calculating a single irrigation amount and an exogenous fertilizer amount based on a three-dimensional coupling water and fertilizer proportioning coefficient algorithm, and generating a dynamic water and fertilizer irrigation execution scheme. According to the method, the resource utilization of the tunnel gushing wastewater is realized, the gushing water subjected to pretreatment and deep purification is used for irrigation of characteristic forests and fruits, the problem of shortage of irrigation water in arid river valleys is effectively solved, and the waste of water resources is reduced. Part of exogenous fertilizer is replaced with gushing water natural mineral substances, chemical fertilizer input is reduced, planting cost is reduced, potential pollution of chemical fertilizer to soil and surrounding environment is reduced, and the requirement for green agriculture development is met.

The wind power plant water storage device comprises a water storage part and a water collection part, a water storage cavity is formed in the water storage part, the water collection part is of a semi-enclosed structure with an opening in the top, and the water collection part is communicated with the water storage cavity of the water storage part; the water storage part is located underground, and the water collection part is located above the ground; and the water collecting part is also provided with a mark. After the fan is constructed, water can be stored in the water storage part for subsequent irrigation for the first time, and water can be directly pumped from the water storage part to conveniently irrigate surrounding green vegetation; after first-time irrigation, the water collecting part arranged above the ground can be used for collecting water, the water collecting part can collect rainwater and convey the rainwater into the water storage cavity of the water storage part, and the collected rainwater can be directly extracted from the water storage part for use during follow-up irrigation work, so that the step of taking water from a peripheral water storage place and then transporting the water is omitted; the time consumed by irrigation work is effectively shortened, and meanwhile the labor intensity of irrigation workers can be greatly reduced.

The invention discloses an intelligent operation management system and method applied to wireless equipment, and relates to the technical field of artificial intelligence. An irrigation area of an intelligent water valve is divided into a plurality of sub-areas, analysis is carried out in combination with historical offline data, the equipment state is accurately monitored, and the offline duration is predicted; the stability of the irrigation system in different areas is ensured, uneven irrigation caused by off-line local equipment is avoided, and the operation efficiency is improved. A water valve off-line monitoring set is constructed, a prediction model is utilized, the accuracy of off-line duration prediction is improved, and normal work of equipment is ensured; according to the method, historical irrigation data and a neural network model are combined, the duration, quantity and timestamp of next-time irrigation are accurately calculated, a cache mechanism is controlled through a water valve, even if equipment is offline, an irrigation task can be independently executed, stability and autonomy of a system are ensured, dependence on network connection is reduced, and continuity and reliability of the irrigation process are ensured.

The application relates to the technical field of irrigation devices, in particular to a water conveying device for farmland water conservancy irrigation. In view of the problem that the existing device leaves a hole after being retracted underground, and the soil around the hole falls into the hole and affects the normal work of the existing device, the water conveying device comprises a protection shell, a fixed pipe arranged in the protection shell, a sliding pipe slidingly connected with the fixed pipe, a first spring arranged between the sliding pipe and the fixed pipe, an adjusting shell communicated with the upper side of the sliding pipe, the adjusting shell being rotationally connected with the sliding pipe, a nozzle communicated with the upper side of the adjusting shell, and a protection cover rotationally connected with the upper side of the protection shell. The protection cover is opened during irrigation, the sliding pipe is extended out of the fixed pipe, the sliding pipe is retracted into the fixed pipe when irrigation is stopped, and the protection cover is closed, so that the nozzle is protected, the sliding pipe can be extended out during next irrigation, and the normal use of the device is ensured.

The invention discloses an intelligent irrigation integrated system, and relates to the field of agricultural irrigation, the system comprises an irrigation center, the irrigation center is in communication connection with a data acquisition module, a data analysis module, an irrigation module and a feedback module; soil data and meteorological data in an irrigation area are acquired through the data acquisition module, and the acquired soil data and meteorological data are analyzed through the data analysis module to obtain final irrigation water consumption and final irrigation fertilizer consumption. The irrigation module is used for irrigating crops according to the obtained final irrigation water consumption and final irrigation fertilizer consumption, the feedback module is used for feeding back according to the irrigation result, if the soil humidity value in the irrigation sub-region after irrigation is smaller than the standard soil humidity value or the soil fertility value is smaller than the standard soil fertility value, secondary irrigation is carried out, and if the soil fertility value is smaller than the standard soil fertility value, secondary irrigation is carried out. The irrigation efficiency is further improved, and it is ensured that the humidity value and fertility value of the soil meet the requirements of crop growth.

The embodiment of the invention discloses an intelligent irrigation control method and system, electronic equipment and a storage medium. The method comprises the following steps: acquiring growth stage information of a target crop, and determining environmental parameter conditions based on the growth stage information; acquiring soil environment parameters related to the crop root zone of the target crop; judging whether the soil environment parameters meet environment parameter conditions or not; if not, whether the target crop needs supplementary irrigation is determined according to the illumination accumulated radiation quantity from the last irrigation moment to the current moment; if yes, determining that the target crop does not need supplementary irrigation; when the target crop needs supplementary irrigation, the supplementary irrigation water and fertilizer amount is determined according to the illumination accumulated radiation amount, and the supplementary irrigation water and fertilizer amount is sent to the water and fertilizer machine to control the water and fertilizer machine to execute supplementary irrigation. According to the scheme, decision errors caused by single parameters can be effectively avoided, and the irrigation decision accuracy is improved.

An automated irrigation system includes a movable structure that has nozzles for spraying water on aimed area of ground. A controller selects a nozzle and determines a location in an unwatered area to be sprayed after the movable structure has moved forward. A predictive model that takes into account look-ahead sensor data for the location before watering and prior look-behind sensor data from a last time the location was watered is used to generate a watering prescription for the nozzle. After watering, the controller determines an error in detected moisture of the location according to updated look-behind sensor data and updates the predictive model if the error exceeds a threshold. When generating watering prescriptions for multiple nozzles, the controller normalizes their duty cycles by adjusting the speed of the movable structure and further customizes their nozzle control signals to ensure the nozzles do not turn off at same time.

The present invention relates to the technical field of plant maintenance, and specifically to a planting plant maintenance device and landscaping construction equipment, comprising a casing, a lap frame is fixedly mounted on the bottom end of the casing, a drilling mechanism is installed at the bottom of the casing, a hanging connection component is fixed on the outer ring surface of the casing, and is used to fix the casing on the planted plant, and two groups of feeding racks are movably plugged on the top plate of the casing; the beneficial effect is: the planting plant maintenance device and landscaping construction equipment proposed by the present invention use a drilling mechanism to drill holes in the soil where the plant is located, the drilling mechanism is buried in the hole, and the lap frame is overlapped on the surface of the soil, and the two feeding racks are respectively inserted into the holes through the casing, one of the feeding racks is used to feed nutrient particles into the soil, and the other feeding rack equipped with a permeable baffle is used to irrigate water into the soil at the root system of the plant, the casing can be installed once to meet multiple irrigation and feeding uses of the plant, and the casing can be circulated and used after being removed.

The utility model relates to the technical field of pseudo-ginseng planting, in particular to quantitative watering equipment for pseudo-ginseng planting, which comprises a base, a weighing platform arranged at the top of the base, four mounting grooves formed in the top of the weighing platform, weighing sensors arranged in the mounting grooves, a supporting platform arranged at the top of the weighing platform, and four pressure-bearing columns arranged at the bottom of the supporting platform. A water storage tank is placed at the top of the supporting platform, a water outlet pipe is arranged at the bottom of the left side of the water storage tank, an irrigation water pump is arranged at the top of the base, and the input end of the irrigation water pump is communicated with the water outlet pipe through a water pumping pipe. According to the quantitative watering equipment for pseudo-ginseng planting, the weight change of the water storage tank is accurately measured through the weighing sensor, accurate control over the water injection amount is achieved, it can be guaranteed that a worker adjusts the required water amount according to the growth stage and the planting area of pseudo-ginseng every time irrigation is conducted, and the situation of excessive and insufficient watering is avoided; and the accuracy of moisture management is improved.

The present application relates to the technical field of data processing, in particular to a kind of municipal afforestation plant intelligent irrigation and maintenance method.The method first obtains the plant information of municipal afforestation area, meteorological data;Then, according to the actual water absorption of plant in last irrigation cycle, the predicted water absorption range of plant in the best soil moisture content range of afforestation area, the sufficient degree of water absorption of plant in this irrigation cycle is obtained, and the soil predicted moisture content of each time period in this irrigation cycle is obtained in combination with the soil moisture content increment variable of this irrigation cycle;According to the soil predicted moisture content, the sufficient degree of water absorption of plant in this irrigation cycle is obtained according to the predicted water absorption range;Finally, according to the sufficient degree of water absorption of plant in this irrigation cycle, the initial irrigation amount of this irrigation cycle is adjusted, and the afforestation area is irrigated.The present application can realize the accurate control of the irrigation amount of afforestation area.

The present invention discloses an agricultural intelligent management system based on the Internet of Things, which relates to the field of agricultural management technology. Through the efficient collaboration of the irrigation data acquisition module and the intelligent irrigation algorithm module, the system can comprehensively collect soil data, meteorological data and crop irrigation factors related to irrigation, and generate intelligent irrigation feature vectors through feature extraction and processing modules, and finally calculate the precise irrigation demand IrrigAmt. During the irrigation process, the system not only takes into account the real-time environmental data, but also makes dynamic adjustments based on the historical mean to calculate the optimal comprehensive irrigation coefficient IrrigFinal to ensure that each irrigation can achieve the expected effect. This intelligent irrigation algorithm based on the combination of real-time and historical data greatly improves the utilization rate of water resources, reduces the waste of resources caused by over-irrigation or insufficient irrigation, and finally achieves the goal of precision agriculture.

The invention discloses a water conservancy irrigation device for water conservancy project construction, and relates to the technical field of water conservancy project construction equipment, the water conservancy irrigation device comprises a supporting bottom plate and further comprises a first irrigation mechanism, and the water conservancy irrigation device has the beneficial effects that the first irrigation mechanism, a second irrigation mechanism and a third irrigation mechanism are arranged, normal water delivery irrigation operation is guaranteed, and the water conservancy project construction efficiency is improved; a fourth valve is used for controlling opening and closing of a second water outlet, so that irrigation treatment is performed during construction of a water conservancy project in a required direction, a three-time irrigation effect is achieved, and the use flexibility of the equipment is improved through cooperative use of three irrigation equipment with different modes and different orientations; the recycling box, the power storage bin and the supporting frame are arranged, irrigation operation can be conveniently conducted on a movable water conservancy project building and a fixed water conservancy project building, meanwhile, the device can be conveniently and rapidly moved according to needs, the use requirements of different operation scenes are met, the overall use flexibility of the device is improved, and the device is suitable for being used and popularized.