1097 results about "Soil surface" patented technology

The invention discloses a soil fertility intelligent assessment method and system based on image recognition, and relates to the technical field of data processing, and the method comprises the steps: obtaining land image information of a to-be-assessed region, the land image information comprising a multispectral image, a thermal imaging image and an RGB image of the to-be-assessed region; carrying out image preprocessing on the land image information, and carrying out vegetation coverage and health assessment according to the multispectral image: speculating soil characteristics according to the RGB image: speculating the humidity change of a soil surface layer according to the temperature distribution of a thermal imaging image, and identifying a drought region and a region with sufficient moisture; integrating the high-resolution texture features of the RGB image, the spectral information of the multispectral image and the speculation result of the temperature distribution of the thermal imaging image to generate a comprehensive analysis result; and classifying soil types and evaluating fertility grades according to a comprehensive analysis result. The problem that in the prior art, in intelligent soil fertility evaluation, workers need to carry out on-site sampling examination is solved, and the technical effect of improving the soil fertility evaluation efficiency is achieved.

The invention provides a slow-release ecological grass blanket for improving an eroded inferior land and a construction method of the slow-release ecological grass blanket. The ecological grass blanket comprises a bottom intercepting layer, a nutrient slow-release layer, a seed triggering layer and a surface fixing layer which are sequentially arranged on the soil surface of the eroded inferior land. The bottom interception layer at least comprises a water-soluble lower film arranged on the soil surface and a first composite substrate layer arranged on the water-soluble lower film; the nutrient slow-release layer at least comprises an organic fertilizer mixture particle layer arranged on the first composite substrate layer and a water-soluble upper film arranged on the organic fertilizer mixture particle layer; the seed triggering layer comprises a degradable fiber lower net arranged on the water-soluble upper film and a composite seed belt arranged on the degradable fiber lower net; the surface fixing layer comprises a second composite substrate layer arranged on the composite seed belt and a degradable fiber net arranged on the second composite substrate layer. The ecological grass blanket provided by the invention is high in seed survival rate, good in uniformity, low in cost and capable of realizing sustainable ecological restoration.

The invention discloses an SAR (Synthetic Aperture Radar) soil surface water content inversion method and device based on deep learning, and the method comprises the steps: constructing a deep learning regression model for predicting the volume content of soil water through combining SAR data, auxiliary data and in-situ sensor data; a ConvNeXt model is adopted to construct a parallel convolution encoder to solve multi-source data with different input resolutions, and back scattering coefficients, spectral information, digital elevation model high-resolution data and soil sand content, sludge content, clay content and stacking density low-resolution data are fused into soil moisture estimation. And the inference capability of unknown data is improved. The model obtained by training can realize large-range and high-resolution automatic estimation of the water content of the soil surface layer. According to the invention, the influence of radiation transmission noise is avoided, the inversion precision of a vegetation coverage area is improved, and large-range high-resolution automatic processing of soil humidity products is realized.

An agricultural system can include an implement including a frame assembly. A basket assembly can be operably coupled with the frame assembly. A basket assembly actuator can be operably coupled with the basket assembly and the frame assembly. The basket assembly actuator can be configured to alter a position of the basket assembly relative to the frame assembly. A computing system can be communicatively coupled to the basket assembly actuator. The computing system can include a processor and associated memory, the memory storing instructions that, when implemented by the processor, configure the computing system to receive a defined soil finish, receive data indicative of a soil profile, determine a soil compaction limit based on the soil profile, and determine a defined basket assembly actuator position based at least partially on the soil compaction limit and the defined soil finish.

The invention discloses a fertilization device for forestry planting, which comprises an arranged support, a storage hopper is arranged on the support, the storage hopper is connected with a temporary storage box through a hose, and the inner side of the temporary storage box is connected with a rotating cylinder in a penetrating manner; a lifting seat is connected to the support through a lifting assembly, a first motor is installed on the lifting seat, the output end of the first motor is connected with a rotating cylinder, a through groove is formed in the side end of the rotating cylinder, a pipeline is arranged in the rotating cylinder and communicates with the through groove, and a ground drilling piece is arranged at the bottom of the rotating cylinder. According to the fertilization device for forestry planting, water and fertilizer are output through cooperation of a pipeline and a ground drilling part, a rotating cylinder drives the ground drilling part to rotate, the water and fertilizer are conveniently conveyed into soil, the problem that the effect is poor due to the fact that the fertilizer is scattered on the surface of the soil is solved, soil loosening and feeding are synchronously carried out, time is saved, and the practicability is high. And the fertilizer can be accurately fed into the soil, so that the fertilization deviation is reduced.

A drainage junction shield is disclosed that provides protection for the lower portion of a storm water downspout and its intersection with an adapter and drainpipe. Protection is provided against string trimmers and edgers and other impacting implements in a landscape environment. A shielded adapter chamber has perimeter flanges for pinning to a soil surface. The adapter chamber encloses the intersection of the drainpipe, adapter, and downspout as against a wall. A shielded downspout chamber extends above the adapter chamber and converges to an extension access that receives and encloses the lower end of a downspout.

The present invention discloses a vibration mechanical weeding device based on machine vision, which relates to the field of agricultural machinery, and is specifically applied to intelligent field weeding of various crops in the agricultural field. The device consists of a three-point suspension, a body, a visual part, and an actuator. The device can be applied to weeding operations of various crops in different growth cycles. At the same time, the present invention adopts the traditional three-point suspension and hanging method of agricultural machinery, can be carried on various field walking platforms, and can adapt to various complex field environments. The device applies machine vision technology, deploys a visual recognition system on the device, and controls the terminal actuator to avoid seedlings and weed after identifying and locating seedlings and grass through a camera. At the same time, the device innovatively adopts a method of using a vibrating tooth comb to break the soil and bring the grass to the soil surface, which minimizes the damage to the ridge platform, and at the same time has the effect of loosening the soil, reducing the amount of chemical herbicides, protecting the ecological environment, improving the weeding efficiency, and reducing the weeding seedling injury rate.

A post protector is disclosed that provides protection for the lower portion of a mailbox post. Protection is provided against string trimmers and edgers and other impacting implements in a landscape environment. A shielded chamber receives latches that allow simple and concealed assembly without the need for fasteners or tools. In one embodiment, the post protector may be stacked for creating a unique visual effect and added protection. In another embodiment, perimeter flanges for pinning to a soil surface are provided. The structure provides an aesthetic complement to downspout protectors having a similar profile.

The invention provides a laser array type soil surface displacement field identification method, which comprises the following steps of: determining a plurality of observation points according to a laser array and a target on the soil surface, establishing a coordinate system by taking a soil body mark point without load as an original point, and recording the original coordinates of each observation point; after the soil body displaces, the laser array records coordinates of the observation points after displacement according to a scanning period; extracting coordinates of a plurality of observation points after soil displacement according to the target displacement field of the soil surface and the spatial change surface data; and interpolating and outputting the plurality of coordinates into a surface by using an interpolation method. According to the invention, high-precision and non-contact scanning is carried out on the land surface by utilizing laser displacement sensor equipment through a laser array type soil surface displacement field identification technology, and the displacement condition of the land surface can be monitored in real time through processing and analyzing scanned data, so that potential geological disaster risk points can be identified. Therefore, the purpose of continuously monitoring the soil surface displacement in real time is achieved.

The invention relates to the technical field of data monitoring, in particular to a tilling depth online monitoring system and method for a traction type tilling and soil preparation machine tool, and the method specifically comprises the steps: obtaining the real-time operation state data of the tilling and soil preparation machine tool through a sensor network, and obtaining the real-time point cloud data of the soil surface through a laser scanning device; calculating and obtaining a real-time machine tool tilling depth uniform value of the tilling and soil preparation machine tool, and calculating and obtaining a real-time soil disturbance uniform value of the tilling and soil preparation machine tool; and according to the real-time machine tool tilling depth uniform value and the real-time soil disturbance uniform value, performing coupling evaluation on the first-round tilling quality of the traction type tilling and soil preparation machine tool, and according to the first-round tilling quality coefficient, performing operation guidance on secondary-round turnover tilling. The problems that in the prior art, due to the fact that real-time monitoring on the tilling depth and soil disturbance is lacked, the tilling depth is not uniform, soil disturbance is not consistent, the soil structure and fertility are further affected, and finally crop growth and yield reduction are caused are solved.

A soil carbon measurement device (100) can include a subsurface support (110) configured to be inserted at least partially under a soil surface. The subsurface support can include an interior volume (114) and a. gas-permeable barrier separating the interior volume (114) from soil under the soil surface. The device (100) can also include an ultraviolet light source (1.30) positioned to expose the soil under the soil surface to ultraviolet light, and a carbon dioxide sensor (150) configured to measure a concentration of carbon dioxide in the interior volume (114) of the subsurface support (110).

The invention discloses a soil fertility intelligent assessment method and system based on image recognition, and relates to the technical field of data processing, and the method comprises the steps: obtaining land image information of a to-be-assessed region, the land image information comprising a multispectral image, a thermal imaging image and an RGB image of the to-be-assessed region; carrying out image preprocessing on the land image information, and carrying out vegetation coverage and health assessment according to the multispectral image: speculating soil characteristics according to the RGB image: speculating the humidity change of a soil surface layer according to the temperature distribution of a thermal imaging image, and identifying a drought region and a region with sufficient moisture; integrating the high-resolution texture features of the RGB image, the spectral information of the multispectral image and the speculation result of the temperature distribution of the thermal imaging image to generate a comprehensive analysis result; and classifying soil types and evaluating fertility grades according to a comprehensive analysis result. The problem that in the prior art, in intelligent soil fertility evaluation, workers need to carry out on-site sampling examination is solved, and the technical effect of improving the soil fertility evaluation efficiency is achieved.

The invention relates to intelligent agricultural equipment and a method for improving soil. The method comprises the steps that environment temperature data are monitored and collected in real time through a temperature sensor, soil surface state images are collected through a camera, and the environment temperature data and the soil surface state images are analyzed through a data processing and image understanding algorithm based on artificial intelligence and deep learning at the rear end; therefore, multi-modal essential fusion features between the soil surface state semantics and the environment temperature time sequence semantics are captured and described, and the spraying amount is recommended and controlled. Therefore, the spraying amount of the modifier can be dynamically adjusted according to the specific condition of the soil and the change of the environment temperature, so that the intelligent degree of control over the agricultural equipment for improving the soil is improved, and better soil improvement quality and efficiency can be achieved.

The present invention relates to the technical field of rotary tillage and seeding equipment, and discloses a rotary seeding and ditch-opening integrated machine, which includes a first frame. One end of the first frame is connected to a second frame. A height-lifting mechanism for adjusting the height of the second frame is provided between the first frame and the second frame. A pressing roller group is arranged at the bottom of the second frame. In the present invention, the first pressing roller and the second pressing roller perform pressing operations before and after the disc ditch opener opens the ditch respectively, so that the top surface of the ridge formed by the notch disc cooperating with the digging bucket disc for ridge ditch opening is leveled, and the side wall of the ridge ditch is leveled in cooperation with the pressing disc, avoiding the ridge from falling apart during the process of opening the planting ditch. The first pressing roller presses and cooperates with the soil distributing mechanism to level the soil surface. During the subsequent process of opening the planting ditch, the soil on both sides of the disc ditch opener is compacted, and while not compacting the soil density of the soil acting with the disc ditch opener, the soil excavated from the planting ditch is reduced, the space between the disc ditch openers is increased, and soil congestion is avoided.

The invention relates to the technical field of traditional Chinese medicinal material planting, in particular to a cultivation device suitable for traditional Chinese medicinal materials, which comprises a water tank, the upper end of the water tank is detachably provided with a water accumulating barrel, the inner end of the water tank is sleeved with a cultivation cylinder, the inner end of the cultivation cylinder is detachably provided with a separation net, and the separation net can be filled with soil, so that the cultivation of traditional Chinese medicinal plants is realized; a device box is fixedly installed at the right end of the cultivation barrel, a water storage pipe is fixedly installed at the inner end of the device box, a compression pipe capable of adjusting the watering amount every time is fixedly installed in the device box, and an irrigation device is arranged between the compression pipe and the water storage pipe. The traditional Chinese medicine plants are watered according to the preset water yield in the compression pipe, the excessive or insufficient situation is avoided, the growth requirements of the traditional Chinese medicine plants are better met, the planting accuracy is improved, plant roots in soil are directly irrigated, and then soil surface hardening caused by surface watering is avoided.

An agricultural trench depth sensing system having a trench implement adapted to be disposed in a soil trench opened in a soil surface. In one embodiment an ultrasonic sensor detects a distance to an upper surface of said trench implement or a target disposed thereon. In another embodiment, said trench implement includes one or more fingers which rotate with respect to said trench implement to detect the soil surface relative to said trench implement. In another embodiment, said trench implement includes side sensors for detecting the sidewall of the soil trench.

The utility model discloses a retaining wall for hydraulic engineering, and relates to the technical field of hydraulic engineering. The water conservancy project retaining wall comprises a bottom plate, a connecting block is fixedly mounted at the top of the bottom plate, a hollow baffle A is rotatably mounted on the outer wall of the connecting block, a hollow baffle B is slidably mounted on the inner side of the hollow baffle A, the top of the hollow baffle B extends to the outer side of the hollow baffle A, and a hollow sleeve is hinged to the top of the bottom plate. According to the water conservancy project retaining wall, through the lifting structure, the hollow baffle B can be driven to ascend and descend, the use height of the hollow baffle B can be adjusted, the top of the hollow baffle B is flush with the soil surface, in rainy days, rainwater can conveniently pass through the hollow baffle B, and water accumulation on the soil surface is avoided; and the using lengths of the hollow sleeve and the movable rod can be adjusted, so that the hollow baffle A and the hollow baffle B can be arranged at any angle, and the using requirements of users are met.

The invention discloses a spraying device for grassland ecological soil remediation in the technical field of ecological remediation. The spraying device comprises a vehicle body, a storage assembly is installed at the top end of the vehicle body, a lifting cavity is formed in the vehicle body, a lifting assembly is arranged in the lifting cavity, a supporting plate is fixedly connected to the bottom of the lifting assembly, and a plurality of spraying assemblies are linearly arrayed at the bottom of the supporting plate; a pump assembly is arranged in the vehicle body; the spraying assembly and the storage assembly are both communicated with the pump assembly; and each spraying assembly comprises a rotating hole column fixedly connected to the bottom of the supporting plate, a spraying ring is annularly arranged on the surface of each rotating hole column, a plurality of spraying openings communicating with the storage assembly are formed in the bottom of each spraying ring, and a plurality of injection assemblies are arranged in each rotating hole column. Through cooperative assistance of the lifting assembly, the spraying assembly and the injection assembly, when the grassland surface soil is hard, spraying remediation can be conducted on the grassland soil surface, meanwhile, injection of liquid medicine can be completed by going deep into the grassland soil, and the ecological remediation effect of the grassland soil is improved.

The invention relates to the technical field of rotary tillage sowing equipment, and discloses a rotary sowing and ditching all-in-one machine which comprises a first machine frame, one end of the first machine frame is connected with a second machine frame, a lifting mechanism used for adjusting the height of the second machine frame is arranged between the first machine frame and the second machine frame, and a pressing roller set is arranged at the bottom of the second machine frame. The first pressing roller and the second pressing roller are used for pressing before and after furrowing of the disc furrow opener, so that the top surface of a field ridge formed by furrowing and furrowing through the notch disc and the digging bucket disc is flat, the side wall of the furrow is leveled through the pressing disc, the field ridge is prevented from scattering in the furrowing process of the planting furrow, and the furrow furrowing efficiency is improved. In the process that the first pressing roller is matched with the soil dividing mechanism to level the soil surface and the subsequent planting furrow opening process, soil on the two sides of the disc furrow openers is compacted, and soil dug out of the planting furrow is reduced, the space between the disc furrow openers is increased and soil blockage is avoided while the compaction is not performed and the disc furrow openers act on the soil compactness.

The invention discloses a power transmission line engineering soil conditioner spraying mechanism and a spraying method, and the power transmission line engineering soil conditioner spraying mechanism comprises a walking vehicle, an adjusting assembly, a self-stirring structure, a spraying control structure and a spraying assembly. When common soil conditioner spraying equipment sprays dry hardened soil, a conditioner is difficult to fully permeate into the soil and is easy to float on the surface of the soil to cause rapid evaporation, a rotary soil sampling structure and a self-stirring structure are designed, and the soil conditioner can be rapidly evaporated through cooperative use of the rotary soil sampling structure and the self-stirring structure. According to the device, rotary circulating soil cutting can be carried out, meanwhile, soil is automatically stirred while the soil is dug, the effect of automatically scattering and mixing hardened soil is achieved, then a modifier can be fully mixed with the soil, and an extra power source is not needed.

The anti-freezing device comprises a lower cylinder body and an upper cylinder body, the top face and the bottom face of the lower cylinder body are open, the bottom face of the upper cylinder body is open, the top face of the upper cylinder body is sealed, the upper cylinder body is movably installed at the upper end of the lower cylinder body, and the upper cylinder body and the lower cylinder body are connected in a sliding mode. A plurality of first air holes penetrating through the lower cylinder body are formed in the middle lower position of the lower cylinder body; and a plurality of second air holes penetrating through the upper cylinder body are formed in the middle upper position of the upper cylinder body. According to the utility model, the lower cylinder body and the upper cylinder body are entirely irradiated on the wolfberry seedlings, the lower ends of the insertion columns are inserted into soil, then the pointed-end sticks are inserted into the insertion holes, and the pointed-end sticks are inserted into the soil, so that the lower cylinder body and the upper cylinder body are firmly fixed on the surface of the soil and cover the wolfberry seedlings; accumulated snow and freezing rain can only cover the surface of the upper barrel body, and the situation that the surfaces of the Chinese wolfberry seedlings are bent and broken due to the fact that the accumulated snow and the freezing rain cover the surfaces of the Chinese wolfberry seedlings is avoided.

The invention provides a method for afforestation in arid regions, and relates to the field of afforestation. The method comprises the following specific steps: S1, digging holes; s2, fertilizer is put into one side in the pit; s3, a barrel-shaped first thin film is laid in the pit; s4, the pit is backfilled with soil for the first time; s5, adding water-retaining agent dry particles into the pits, and watering the pits until the water-retaining agent dry particles absorb water and expand into gel solids; s6, the center position of the gel solid in the pit is backfilled with soil for the second time; S7, the saplings are planted in the soil pile stand columns backfilled for the second time at the same time; in the planting process, the soil backfilled for the second time is tamped downwards and makes full contact with the soil backfilled for the first time, so that the gel solid overflows upwards from the gaps and wraps the soil backfilled for the second time and the planted saplings, and the surface of the gel solid is covered with the remaining soil backfilled for the second time; s8, the surface of the soil backfilled for the second time is covered with a thin film for the second time; and S9, the remaining soil is backfilled for the third time and covered with the film for the second time, and the soil is tamped. The method can improve sapling survival rate, reduce cost and promote sapling growth.

The invention discloses a soil humidity prediction system and method based on multispectral imaging, and relates to the technical field of soil humidity prediction methods. The system comprises a multispectral imaging device which is located near to-be-monitored soil and used for capturing a multispectral image of the surface of the to-be-monitored soil; the data processing module is connected with the signal output end of the multispectral imaging device and is used for receiving and processing the multispectral image data; the cloud server is used for receiving the multispectral image data processed by the data processing module through a wireless network and performing soil humidity prediction by using a soil humidity prediction model according to the processed multispectral image data; and the terminal equipment is used for receiving the data processed by the cloud server through a wireless network, displaying the processed data and displaying a soil humidity prediction result. According to the system and the method, a large number of sensors are not used, the cost is low, humidity prediction is performed through the prediction model, and the prediction accuracy is improved.

The invention relates to the technical field of environmental soil detection, and discloses a soil detection device for environmental detection, which comprises a sampling vehicle body, a sampling detection mechanism is arranged at the front end of the top of the sampling vehicle body, and the sampling detection mechanism comprises a soil sample sampling detection assembly. After the device moves to a proper soil sampling position and is fixed, the adjustable moving assembly can control the soil sampling and detecting assembly to carry out soil sampling work, the lifting column descends to the soil surface to carry out soil sampling, the soil sampling work can be efficiently carried out through the arrangement of a sawtooth opening, and meanwhile, the soil sampling efficiency is improved. According to the soil sampling device, a soil sample can be pre-detected in the soil sampling process, the soil detection efficiency is improved, meanwhile, the integrity of the section of the soil sample can be guaranteed through the cylindrical soil sampling barrel and the cylindrical sampling inner barrel, the soil sample is prevented from being damaged, and the soil sampling device is simple in structure and convenient to use. And the collection and detection efficiency of the device is further improved.

The utility model relates to the technical field of turf laying, in particular to a turf laying device for landscaping, which comprises a sweeping board, and the edge of one side of the sweeping board is fixedly connected with an inclined guide flat pipe. The turf paving device has the advantages that the turf is guided to be paved in front of the ground through the guide flat pipes, water can be sprayed to the roots of the turf through the spraying pipes, so that the roots of the turf can be quickly supplemented with water, meanwhile, the ground can be wetted by the falling water, the water can be directly poured to the joint surface of the turf and soil, the joint effect of the joint surface is improved, and the service life of the turf is prolonged. Meanwhile, the irrigation efficiency is improved, water directly reaches the root system, water evaporation is reduced, and the cleaning roller rotating at a high speed drives the loosening teeth to smash the soil surface, so that the hardened soil surface is loosened, the laid turf can take roots conveniently, and the survival rate of the turf is increased; meanwhile, impurities such as large stones in the soil can be swept away through the dense dry loosening teeth, and the laying effect is improved.

The invention discloses a soil carbon sequestration microorganism isolated culture method under medium and high petroleum pollution stress and application, and the isolated culture method comprises the following steps: dispersing medium and high petroleum pollution soil surface soil in sterile water to obtain an original bacterial suspension containing carbon sequestration microorganisms, and carrying out gradient dilution on the original bacterial suspension; respectively coating on a carbon-source-free solid culture medium for culturing, purifying a bacterial colony obtained by culturing, and carrying out step-by-step amplification culture on a single bacterial colony obtained by purifying in a carbon-source-free liquid culture medium. The method has the beneficial effects that the invention provides the method for enriching and screening the indigenous indigenous efficient carbon sequestration strains with the carbon sequestration function from the medium-high petroleum pollution soil sample, and the four strains which can survive in the medium-high petroleum pollution stress environment and have good carbon dioxide sequestration capability are obtained through the method; the strains have potential pollution reduction and carbon sequestration synergistic capability, and a new technical path can be provided for green remediation and carbon sequestration of petroleum-contaminated soil.

The invention relates to a side slope sampling device for geological disaster control for preventing side slope collapse, which comprises a device base, a first bending plate and a second bending plate are respectively fixed on two sides of the front end of the device base, a first motor is mounted at the bottom of the outer side surface of the second bending plate, and one end of the first motor is connected with a rotating rod; the end, away from the first motor, of the rotating rod penetrates through the second bent plate, multiple rotating blades and the first bent plate, the rotating rod can be used for driving the multiple rotating blades to rotate in the slope sampling process, so that broken stones on the surface of slope soil are scattered, and the situation that when a sampling cylinder samples the slope soil, the broken stones are broken is avoided; when the sampling assembly is in contact with broken stones on the surface of soil, and the rotating rod drives the plurality of rotating blades to rotate, the transmission assembly can be utilized to drive the threaded rod to rotate, and the threaded rod is utilized to drive the sampling cylinder to transversely move back and forth, so that slope soil at different positions is sampled, and the sampling assembly, the transmission assembly and the rotating assembly are integrally arranged.

The invention aims to provide a farmland pollution monitoring system, an underground leaching water quantity monitoring method and an underground leaching water quantity monitoring device, which can realize the real-time in-situ monitoring of the farmland nitrogen leaching water quantity under the condition that the soil moisture content is changed from an unsaturated flow state to a supersaturated flow state, comprising a soil moisture sensor, a soil pressure sensor, a rainfall sensor and a control box, the soil moisture sensors are arranged at different depths of soil; the soil pressure sensor is arranged on the surface layer of the soil; the rainfall sensor is arranged above the soil in an exposed manner; the soil moisture sensor, the soil pressure sensor and the rainfall sensor are electrically connected with the control box through sensor connecting lines and transmit data.

The invention relates to a system and a method for synergistically and accurately collecting required and consumed water of crops. A wireless transceiver is mounted at the top of the upper water supply pipe, a soil surface water content sensor and a soil deep water content sensor are mounted on the lower water supply pipe, and a buried irrigation pipe is communicated with the lower water supply pipe between the soil surface water content sensor and the soil deep water content sensor; a crop bottom-layer temperature and humidity sensor and a crop top-layer temperature and humidity sensor are mounted on the upper water supply pipe, and the upper water supply pipe between the crop bottom-layer temperature and humidity sensor and the crop top-layer temperature and humidity sensor is communicated with a stem and leaf irrigation pipe; the water demand is more accurately obtained, comprehensive control is implemented, and corresponding buried irrigation or spray irrigation is started according to different water demand values during irrigation operation, so that the purpose of optimal water saving is achieved.

The invention belongs to the technical field of soil humidity prediction methods, and particularly relates to a soil deep humidity prediction system and method based on near infrared spectrum and federated learning. The system comprises a near infrared spectrum acquisition device, an auxiliary information acquisition module, an edge end data preprocessing module, a federated learning client module, a cloud federated aggregation server and a man-machine interaction and equipment control module. The method comprises the following steps: establishing a surface humidity estimation model by collecting soil surface near-infrared reflectivity and environment auxiliary information; a deep humidity prediction model is constructed in combination with a heat conduction equation and machine learning, and the accuracy is improved by adopting weighted fusion. A federal learning framework is introduced, local training and cloud aggregation of each agricultural machine are realized, data privacy is protected, and the model generalization ability is improved. The system does not need to destroy the soil structure, has the advantages of non-contact, high efficiency, safety and expandability, and is suitable for intelligent prediction of large-range deep humidity in farmland and linkage control of agricultural operation.