166 results about "Geoponic" patented technology

The invention belongs to the technical field of agronomy experiment devices, and particularly relates to a mulch-mulched soil environment simulation device which comprises a closed space, an air inlet and an air outlet. The mulching film sample is arranged in the closed space; the top of the soil simulation assembly is in contact with the bottom of the mulching film sample, and the soil simulation assembly is used for simulating a soil environment covered by the bottom of the mulching film sample; the natural environment simulation assembly is communicated with the closed space, the natural environment simulation assembly is used for simulating environmental conditions of the top of the mulching film sample, and the environmental conditions comprise temperature and humidity parameters, illumination parameters, rainfall parameters and wind speed parameters. According to the invention, researchers can accurately and controllably carry out experiments indoors, simulate soil states under different mulching film materials and environmental conditions, and deeply understand the influence of mulching film mulching on key parameters such as soil moisture, temperature and gas exchange. Scientific basis is provided for agricultural production and crop management, and sustainable development of agriculture is promoted.

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 present disclosure provides guided microbial remodeling (GMR) methods for the rational improvement of plant-associated microbes to perform plant-beneficial functions. The GMR methods described herein allow for non-intergeneric genetic optimization of key regulatory networks within the microbes, which improve plant-beneficial functions over wild-type microbes but don't have the risks associated with transgenic approaches (e.g., unpredictable gene function, public and regulatory concerns, etc.). The present disclosure also provides remodeled microbes and compositions thereof. The utilization of remodeled microbes and compositions thereof will enable farmers to realize more productive and predictable crop yields without the nutrient degradation, leaching, or toxic runoff associated with traditional synthetically derived fertilizers.

The invention discloses a method for producing a liquid bacterial fertilizer by using traditional Chinese medicine residues, and belongs to the technical field of liquid bacterial fertilizers. The method specifically comprises the following steps: (1) pretreatment of traditional Chinese medicine residues: collecting decocted traditional Chinese medicine residues, removing impurities, crushing and extruding; (2) adding auxiliary materials: adding crop straws, brown sugar, soybean meal and a fermentation inoculant, and uniformly stirring; (3) fermentation and decomposition: putting the mixture into a fermentation tank for fermentation and decomposition, regularly turning over the mixture through a turner during fermentation and decomposition, and stopping fermentation when the color of the mixture is dark brown, no odor exists and the flavor of distiller's yeast exists; (4) extruding and filtering: extruding and filtering, and collecting filtrate to obtain the traditional Chinese medicine residue liquid bacterial fertilizer. The traditional Chinese medicine residues are converted into the liquid bacterial fertilizer, so that the soil quality can be improved, the crop yield can be increased, the dependence on chemical fertilizers and pesticides is reduced, and the goal of sustainable agriculture is achieved.

The invention discloses an intelligent agricultural greenhouse for modern agriculture, and the greenhouse comprises a greenhouse frame which is internally provided with an intelligent inspection mechanism. The mechanism is mainly composed of a pair of sliding rails, an electric sliding block capable of moving on the sliding rails, a first transverse plate connected with the electric sliding block and a loader installed at the lower end of the first transverse plate. And a visual detection mechanism and a targeted spraying mechanism are arranged on the loader. The visual detection mechanism is responsible for collecting image information of crops in the greenhouse, and the targeted spraying mechanism is used for executing precise pesticide application work. The device has the remarkable beneficial effects that precise positioning and local pesticide application can be achieved, and the problems of resource waste and environmental pollution caused by a traditional wide pesticide spraying method are fundamentally avoided. The system can effectively protect the natural control ability of beneficial organisms and ecological systems and reduce the risk of soil hardening and underground water pollution, thereby being beneficial to improving the soil productivity and environmental bearing capacity and finally ensuring the safety and quality of agricultural products.

The invention relates to the technical field of agriculture, in particular to a multi-item processing robot for modern agriculture, which comprises a tracked robot, a picking mechanical arm fixed at the top end of the tracked robot and a fixing frame fixed outside the top end of the tracked robot, when the multi-item processing robot for modern agriculture is used, the defects that an existing intelligent agricultural power machine is dispersed in function and only works on the surface layer can be overcome in a targeted mode, picking, mowing, root removing and preprocessing are integrated, the tracked robot serves as the moving basis, the picking mechanical arm can synchronously carry out crop picking, and the working efficiency is improved. The mowing mechanism at the bottom end of the fixing frame cuts off stems and leaves of weeds on the earth surface in advance, and sequential operation loss is avoided; the rotating assembly drives a limiting rack and a limiting gear to be linked through a limiting electric telescopic rod, and a rotating rod and a rotating frame are driven to adjust the soil penetrating depth of an inclined shovel plate to adapt to different scenes; the grass root shearing assembly drives a long rack by means of a reciprocating electric telescopic rod, and a double-gear rod and a single-gear rod are linked to enable a shear knife to cut off roots.

A agricultural vision system including an aerial and a land vehicle equipped with imaging and geolocation units to generate lateral and overhead maps of crops. These maps fused into a multidimensional model for object tracking, yield estimation, and growth analysis. AI-driven algorithms provide actionable insights and enable automation, including pruning, harvesting, and augmented reality visualization for precision agriculture.

The invention relates to the technical field of agricultural planting, in particular to an intelligent planting decision-making method and system based on multi-source farmland data fusion, and the system comprises a data aggregation module which carries out the collection of farmland data through a data collection device, carries out the centralized aggregation of the farmland data, and transmits the collected farmland data to a central platform. Soil, weather, crop growth and operation multi-source data are integrated through the data aggregation module, different data sources are fused through the data extraction module, a data foundation is laid for follow-up feature extraction, a planting decision scheme generated by the planting decision scheme is output through the strategy output module, and meanwhile language instruction form output easy to understand is generated. Farmers can easily obtain operation guidance in a text or voice mode, the farmers are helped to optimize planting management, the resource utilization rate is increased, and agricultural development is promoted.

The embodiment of the invention provides a dynamic space-time weighted agricultural value prediction method, and belongs to the field of agricultural big data and artificial intelligence, and the method comprises the steps: obtaining the data information of crops in a target farm; performing gating mechanism capture on the historical yield, the meteorological factors and the crop phenological period data through a three-layer bidirectional LSTM network to obtain growth period time sequence characteristics of crops in the target farm; performing semantic analysis on the market information to obtain crop price influence characteristics; constructing a double-layer LSTM-Attention network architecture according to the time sequence characteristics of the growth period and the crop price influence characteristics; determining a GIS three-level value grid architecture according to geographic factors, logistics influences, transportation conditions and supply-demand relationships; and constructing an agricultural value prediction model according to the double-layer LSTM-Attention network architecture and the GIS three-level value grid architecture. According to the method, cost reduction and efficiency improvement of agriculture are realized through the agricultural value prediction model, and an agricultural planting scheme is optimized.

The invention discloses a preparation method of a bio-based pH and temperature response type Pickering emulsion and characteristic research of the bio-based pH and temperature response type Pickering emulsion. The amphiphilic polymer is successfully prepared in an atom and free radical combination mode, and the pH and temperature dual response effect is achieved, so that the problem of low utilization rate of a traditional pesticide is solved, and the research further pays attention to greenness and safety of the preparation method. The adopted preparation method is simple, adverse effects on the environment are reduced, and related safety specifications and compliance requirements are followed in the preparation process. Therefore, the preparation method of the nano pesticide is more sustainable, and the development of green agriculture is promoted.

This invention discloses an automated agricultural irrigation method and system based on the Internet of Things (IoT), relating to the field of agricultural irrigation technology. The method includes: real-time monitoring of the agricultural irrigation environment and acquisition of environmental and crop data; processing and analyzing the environmental and crop data to generate an irrigation strategy; generating control commands based on the irrigation strategy and controlling irrigation equipment to perform agricultural irrigation; acquiring and analyzing historical irrigation data to generate an adaptive strategy; and adaptively adjusting the irrigation strategy to optimize it. This invention improves agricultural irrigation efficiency and yield while reducing resource waste by acquiring and analyzing environmental and crop data to generate irrigation strategies; it also ensures data reliability and stability through network transmission using a combination of ZigBee and LoRaWAN technologies; and it guarantees the power supply for irrigation by employing an energy conversion system to convert natural resources into electrical energy.

This invention relates to a method for dense planting of grain and medicinal herbs in intercropping, specifically within the field of intercropping of crops and medicinal herbs. The development of modern agriculture through corn / Astragalus intercropping requires reducing water and fertilizer inputs while maintaining high yields. However, it faces challenges such as unscientific management and a lack of technical support for increasing yield and reducing emissions. The method described herein is implemented according to the following steps: Step 1: Pre-planting tillage; Step 2: Drip irrigation tape installation and sowing; Step 3: Irrigation and fertilization in the first year; Step 4: First corn harvest: Harvest the corn at its optimal harvest time in the planting year, and then shred the corn stalks to cover the Astragalus in the furrows; Step 5: Planting corn in the second year; Step 6: Irrigation and fertilization in the second year; Step 7: Harvesting the corn on the ridges and the Astragalus in the furrows in the second year, and shredding and returning the corn stalks to the field after the second harvest; Step 8: Tilling the furrows.

The invention belongs to the technical field of organic fertilizer processing, and discloses a method for preparing three independent organic liquid fertilizers of nitrogen, phosphorus and potassium by using a liquid organic fertilizer. Targeted chelation and gradient membrane separation technologies are adopted, independent separation of three nutrients of nitrogen, phosphorus and potassium is achieved, the product can be precisely applied, the nutrient utilization rate is increased, the problem that traditional liquid organic fertilizers are mixed in nutrient is solved, and nitrogen, phosphorus and potassium organic liquid fertilizers are respectively and precisely provided according to the requirements of crops. The method meets the requirements of green agriculture, the recovery rate of the chelating agent is larger than or equal to 90%, the desorption agent is environmentally friendly and free of secondary pollution, meanwhile, the product retains organic active ingredients, and fertilizer efficiency and soil improvement are both considered.

There is provided a method for production of an impregnated biochar composition for use in agriculture, wherein the method comprises the following steps: a) providing biomass; b) treating the biomass at a temperature of ≥ 300 °C to form biochar; c) impregnating the formed biochar with pyroligneous acid so that an impregnated biochar composition is formed, wherein the composition comprises: - 10-60 wt% pyroligneous acid based on the dry content of the composition; and - 40-90 wt% biochar based on the dry content of the composition.

The application provides a quick-dissolving mixed fertilizer for improving soil and a preparation method thereof, and relates to the technical field of fertilizers.The quick-dissolving mixed fertilizer for improving soil comprises the following raw materials in parts by weight: urea 20-25 parts, diammonium phosphate 10-16 parts, potassium sulfate 12-14 parts, magnesium sulfate 3-4 parts, potassium humate 5-6 parts, lignin 4-5 parts, zinc oxide 0.1-0.3 parts, manganese sulfate 0.5-0.6 parts, ammonium molybdate 0.5-1 part, coating material 6-10 parts and water 10-12 parts.The quick-dissolving mixed fertilizer for improving soil has the advantages of balanced nutrition, good quick-dissolving property, high nutrient utilization rate and remarkable soil improvement effect.The popularization and application of the mixed fertilizer will help to improve the fertility level of farmland and promote the sustainable development of agriculture.

A method and system for dynamic value determination and performance based royalty calculation of non-fungible tokens (NFTs) created for agricultural assets is disclosed. The method enables reliable and authentic ownership tracking and the removal of frauds / biases affecting the valuation of the said asset(s), as all the transactions are recorded and visible to everybody on the platform. Various biases, such as location (or spatial), temporal or human judgment-based biases in the existing valuation systems are removed by having dynamic and performance-based valuation approach proposed in this invention. NFT valuations of farm diary and farm art have hardly been proposed in earlier works. Royalty or reward computations from agricultural NFTs has not been attempted. Thus, the method provides performance or creation-based (creation of IP, Knowledge base, Geographical Indication IP) royalties / rewards for the NFT owner or entities involved in the process.

The invention provides a method for reducing biotoxicity of breeding wastewater by fermenting breeding wastewater through exogenous addition of straw and application of the method, and particularly relates to the technical field of breeding wastewater treatment. The method comprises the following steps that anaerobic activated sludge is inoculated into breeding wastewater, then straw is added for anaerobic fermentation together, and the mass volume ratio of the straw to the breeding wastewater is (5-10) g: 1 L; the volume ratio of the anaerobic activated sludge to the breeding wastewater is (1-1.5) mL: 165 mL. According to the method, co-fermentation is carried out on the breeding wastewater and the straw, accumulation of potential plant toxic substances is remarkably reduced, the treated biogas slurry has a good promoting effect on wheat growth, and a thought is provided for safe and reasonable use of the breeding wastewater in the agricultural production process and sustainable development of agriculture.

The utility model belongs to the technical field of facility agriculture, and particularly relates to a water and fertilizer integrated irrigation system suitable for facility agriculture, which comprises support legs and a storage tank, a first water pipe is fixedly installed on the inner walls of the supporting legs, a second water pipe is fixedly installed at the top of the first water pipe, a water inlet assembly is arranged at one end of the first water pipe, and a material pumping mechanism is arranged at the top of the second water pipe; a rotating mechanism is arranged on the inner wall of the second water pipe; a stirring assembly is arranged on the inner wall of the second water pipe, and an irrigation assembly is arranged at the end, away from the first water pipe, of the second water pipe. The water inlet assembly comprises a connecting port and a water pump, through the arrangement of the connecting port and the water pump, a user can conveniently and rapidly connect an external water pipe with the first water pipe through the connecting port, the installation speed during irrigation is guaranteed, and the water pump can pump a water source into the first water pipe to supply water to the irrigation assembly.

The application discloses a carbon dioxide recovery and efficient utilization device and belongs to the technical field of agricultural wastes, comprising an aerobic fermentation tank; a multistage spraying system for removing ammonia and hydrogen sulfide is connected to a gas outlet end of the aerobic fermentation tank; a double-membrane gas holder buffer unit for storing gas is connected to an output end of the multistage spraying system; a gas sending fan is connected to a gas outlet end of the double-membrane gas holder buffer unit; and a farmer's greenhouse is connected to an output end of the gas sending fan through a pipeline. The application recovers carbon dioxide by using fermentation tail gas, and farmers only need to bear pipeline construction and a small amount of operating electricity cost, so that the cost is greatly reduced, a recycling utilization mode of 'waste gas into green carbon' is formed, multiple goals of tail gas deodorization, carbon emission reduction and agricultural yield increase are realized, the development concept of circular economy and green agriculture is met, the combination of planting and breeding circular agriculture is promoted, and the agricultural science and technology level is improved.

The present invention relates to a laying method, a prefabricated unit, a laying device and a computer program product for the labor-saving installation of drip irrigation systems on agricultural or horticultural land. Irrigation of agricultural and horticultural crops is a very important component of modern agriculture, ensuring reliably high yields. In this context, drip irrigation, and especially subsurface drip irrigation, is a very water-efficient approach. However, one of the disadvantages of drip irrigation is the high level of manual labor required during installation, even when using conventional installation machines. This results in high installation costs. The present invention solves this problem by means of a laying method in which, among other things, prefabricated units for multiple rows of drip hoses can be laid using a laying device. The preferably factory-based production of the prefabricated units and the preferably mechanical handling of the prefabricated units in the field drastically reduce the manual labor required for installation. A particularly advantageous feature is that the production of the prefabricated units can be individually adapted to the field geometry of the respective field or sub-area, particularly with the aid of a computer program.

The invention discloses intelligent agricultural straw recovery treatment equipment, and relates to the field of straw recovery, and the inner side of a recovery treatment base body is rotationally in butt joint with a butt joint crushing piece through a motor; an external butt joint disc is in butt joint with the outer side of the shaft end of the butt joint smashing part, a guiding butt joint rod is rotationally in butt joint with the outer side of the external butt joint disc, a reserved air storage part is fixedly connected with the outer side of the recycling treatment base body, and a guiding dust falling structure is arranged between the reserved air storage part and the recycling treatment base body. According to the intelligent agricultural straw recycling treatment equipment, self-adaptive sedimentation treatment is conducted on straw scraps formed by the recycling treatment base body through the guiding dust falling structure, continuous downward air supply is conducted through the supply through pipe butt-joint piece, the straw scraps making contact with the supply through pipe butt-joint piece are collected and treated downwards, dust suppression treatment is effectively conducted on the scraps generated in the straw processing process, and the straw recycling treatment efficiency is improved. The influence of splashed waste chips on the working environment is avoided, the large influence on the face and even the respiratory tract of a user is prevented, and efficient development of intelligent agriculture is achieved.

This invention discloses a plant protection drone for agricultural applications, specifically in the field of drone seeding. The drone includes a fuselage with a mounting bracket at its bottom. At least one feed hopper is detachably mounted on the bracket. Inside the feed hopper are a hopper, a feed ring, and a firing mechanism. The feed ring has multiple placement positions for holding single pelleted seeds. A guide tube is located at the bottom of the feed hopper. The firing mechanism is used to fire the seed as it rotates above the guide tube, causing it to be ejected through the guide tube. Compared to existing pneumatic precision seeding systems that require fans, air pumps, and complex air circuits, resulting in bulky and heavy systems, this invention uses a purely mechanical "feed ring + firing mechanism" structure to achieve single-seed picking and precise seed placement without any air source device. This significantly simplifies the system composition, reduces the overall weight and power consumption, and makes it well-suited to the limited payload capacity and endurance requirements of plant protection drones.

The utility model relates to the technical field of agriculture, in particular to an air sterilization device for agriculture, which comprises a bottom plate, a pesticide spraying device and a storage barrel, a purifying box is arranged on the upper side wall of the bottom plate, the pesticide spraying device comprises an adjusting box, a sliding rod, a lifting block and a spray head with a water pump, a cavity is arranged in the adjusting box, and the sliding rod is arranged in the cavity. A through opening is formed in the front side wall of the adjusting box, a first motor is arranged on the upper side wall of the adjusting box, a connecting box is arranged at the front end of the lifting block, a connecting rod is arranged in the connecting box and penetrates through the connecting box, a second motor is arranged on one side wall of the connecting box, and a connecting pipe is arranged at the front end of the connecting rod. The sprayer is arranged at the front end of the connecting pipe, the lower end of the connecting pipe penetrates through the bottom wall of the storage barrel, it can be guaranteed that liquid medicine is sprayed out at proper pressure and flow, uniform medicine mist is formed, accurate spraying of the liquid medicine is achieved, and harmful microorganisms in air are effectively killed.

Irrigation of agricultural and horticultural crops is a crucial component of modern agriculture, ensuring consistently high yields. In this context, drip irrigation, and especially subsurface drip irrigation, is a very water-efficient approach. However, flushing drip irrigation systems with branch lines is a very labor-intensive process, as each line must be manually opened and closed individually. The present invention relates to a drip irrigation system for the irrigation and / or fertigation of agricultural, forestry, or horticultural areas with radio-controlled, automatic flushing. The present invention enables, by using actuator units with valves, each comprising cost-effective short-range radio modules (e.g., 10 m) and each utilizing other actuator units as repeaters for radio communication with the more distant control unit, a very cost-effective automation for opening and closing the drip lines during the flushing process.

The present application provides a kind of sorghum harvesting and straw crushing and collecting equipment and method suitable for mountain agriculture, belongs to the field of crop harvesting, to solve the problem that the existing technology cannot complete sorghum ear harvesting and sorghum straw harvesting and crushing simultaneously under mountain agricultural conditions.The equipment includes a mobile frame, a straw harvesting and crushing assembly, a sorghum harvesting assembly, a threshing assembly and a feeding and storage assembly.The straw harvesting and crushing assembly is arranged at the front end of the mobile frame, the sorghum harvesting assembly is arranged on the straw harvesting and crushing assembly, and the feeding end of the threshing assembly is connected to the discharge end of the sorghum harvesting assembly.The feeding and storage assembly is used to transport and store threshed sorghum grains and crushed sorghum straw.The present application can realize sorghum ear harvesting and sorghum straw harvesting and crushing simultaneously under mountain agricultural conditions by setting the straw harvesting and crushing assembly and the sorghum harvesting assembly, and has strong practicability.

The application relates to the technical field of farmland nutrient management, and discloses an organic fertilizer application method and system for dynamic management of farmland nutrients, which comprises the following steps: obtaining original farmland environment data and standardizing the original farmland environment data, extracting features to generate a farmland feature vector, completing nutrient requirement identification and fertilizer type analysis, integrating data to generate an enhanced farmland matrix, performing multi-dimensional nutrient analysis, calculating application necessity and environmental impact value, and generating decision data after verification; constructing an enhanced fertilizer feature space based on an organic fertilizer library and the decision data, completing fertilizer matching, proportioning and application path optimization, and outputting pre-inspection report data; and collecting application data for abnormality detection and self-adaptive learning. The system comprises a processor and a memory, and the memory stores instructions which can realize the above method. Through multi-dimensional data integration and intelligent decision, the application improves the accuracy and scientificity of farmland nutrient management, and is suitable for the precise fertilization demand of modern agriculture.

The journey of recycling iron from tomato, sardine, tuna, and harissa cans is a product renewal phase that will lead us to the agricultural future. Everything has a weight, and future weights are better for the beautiful, unhealthy environment. Unhealthy nature causes disaster for animals and humans, including exposure to epidemics, God forbid. This is what occupied my mind and thoughts about tomato cans, turning them into a new product life cycle through recycling iron. Iron isn't all recyclable; it's the tomato cans that cause harm to humans, especially children, while playing and having fun, and can cause injuries, God forbid, due to the rusting of the iron.

The invention relates to the technical field of excrement treatment, in particular to a live pig excrement resource utilization system based on ecological three-dimensional circulating agriculture, which comprises a material conveying mechanism, a filter screen mechanism, a pair of cleaning mechanisms and an abutting mechanism, the material conveying mechanism conveys excrement to the abutting mechanism and drives the internal structure of the filter screen mechanism to move, and the cleaning mechanisms are used for cleaning the excrement. The cleaning mechanism on the outer side of the filter screen mechanism cleans the filter screen mechanism at the same time. According to the live pig manure resource utilization system based on ecological three-dimensional circulating agriculture, through the synergistic effect of an auger of the material conveying mechanism and the abutting mechanism, efficient solid-liquid separation of manure is achieved through the dual effects of centrifugal force and mechanical extrusion, and meanwhile a filter cartridge of the filter screen mechanism is driven by the transmission part to reciprocate front and back; the contact position with liquid dung is dynamically adjusted, so that sticky solids are effectively prevented from quickly blocking filter holes, and the continuous operation stability of the system is remarkably improved.

The utility model relates to the technical field of agricultural ploughing and root breaking equipment, in particular to an agricultural ploughing and root breaking device, which comprises a driving main body, an adjusting component and a root breaking component, the adjusting component is rotationally connected through a mounting plate, a supporting plate, a first rotating rod, a second rotating rod, a third rotating rod and a connecting plate; the height of the root breaking assembly can be flexibly adjusted, the height of the root breaking assembly can be adjusted according to the depth requirements of different cultivated lands, and when cultivated lands with different depths are met, the whole device does not need to be replaced or complex operation is not needed, and the root breaking assembly can reach the proper depth to conduct root breaking work only by properly adjusting the rotating components. The adaptability of the device to different ploughing conditions is improved.

The utility model belongs to the technical field of agriculture, and provides an agricultural economic water-saving device which comprises an installation plate, supporting grooves oppositely installed at the upper end of the installation plate, a water tank arranged between the two supporting grooves, a water outlet pipe communicated with one side of the water tank, a water pump arranged at the upper end of the installation plate, an input end of the water pump communicated with the water outlet pipe, and an output end of the water pump communicated with a pipeline. Nozzles are arranged on the outer surface of the pipeline. Rainwater is effectively collected through the water tank in rainy days, reasonable utilization of water resources is achieved, irrigation water source supply is increased, and dependence of agricultural production on underground water or surface water is reduced, so that water cost is saved, water resource environment protection is facilitated, sustainable development of agricultural production is achieved, and the ecological agriculture development requirement is met. The filter screen can effectively intercept sundries such as fallen leaves, branches and soil, it is ensured that rainwater entering the water tank is relatively clean, and the rainwater collecting quality is improved.