4534results about "Soilless cultivation" patented technology

The invention discloses a soilless culture nutrient solution containing a solid hydrogen supply material and an irrigation method and system. Raw materials of the soilless culture nutrient solution comprise the solid hydrogen supply material, a nutrient solution and a pH regulator. The use amount of the solid hydrogen supply material is 0.05-5 mmol / L; the dosage of the pH regulator is 0.01 to 50 mmol; all the raw materials are mixed, and the soilless culture nutrient solution with the irrigation hydrogen concentration larger than or equal to 500 ppb / L and the pH value of 5-8 is provided. On the basis of applying the soilless culture nutrient solution, the pH value and the hydrogen concentration of the soilless culture nutrient solution are monitored in real time, and the pH value and the hydrogen concentration of the soilless culture nutrient solution are adjusted and controlled by adjusting and controlling at least one of the applying amount of the soilless culture nutrient solution, the applying speed of the soilless culture nutrient solution, the using amount of a solid hydrogen supply material and the using amount of a pH adjusting agent. The hydrogen-rich nutrient solution can be controllably provided for soilless culture plants, stable release of hydrogen and proper adjustment of the pH value and nutritional ingredients are achieved, and the requirements of different crops and different growth stages are met.

The invention relates to the technical field of temperature regulation, in particular to an intelligent root temperature regulation system for hydroponic crops and an implementation method thereof, and the system comprises a root system oxygen consumption monitoring module, an osmotic pressure state monitoring module, a root system metabolism state analysis module, a root temperature parameter reconstruction module and a nutrient solution circulation linkage module. According to the method, the metabolic rhythm state of the root system is judged through oxygen consumption rate gradient difference calculation and trend analysis, the cell injury risk is recognized through two-parameter logic judgment by combining the osmotic pressure change amplitude and the oxygen consumption trend, and the target root temperature is selected through gray correlation analysis according to the abnormal triggering temperature and the stable state temperature; a regulation and control instruction is generated, a PID algorithm is called in combination with real-time circulation flow velocity data to adjust the pump speed, closed-loop dynamic matching of a root temperature set value and a flow velocity behavior is achieved, the adaptability of root temperature response is enhanced, the real-time regulation and control capacity for metabolic imbalance is improved, and the stability and the moisture and nutrient absorption efficiency of a water culture environment root system are effectively improved.

The present disclosure relates to different techniques of controlling an agricultural system, as for example a controlled agricultural system, an agricultural light fixture and a method for agricultural management.Furthermore, the disclosure relates to an agricultural system, which comprises a plurality of processing lines for growing plants of a given plant type, wherein a first processing line in the plurality of processing lines is configured to move a first plurality of plants through the agricultural system along a route; and apply a first growth condition to the first plurality of plants to satisfy a first active agent parameter for the first plurality of plants.

The invention relates to the technical field of soilless culture nutrient solution dynamic optimization, and particularly discloses a soilless culture nutrient solution dynamic optimization method which comprises the steps of multi-source fusion monitoring data set generation, main nutrient element demand prediction, nutrient solution adjustment instruction set generation and nutrient solution adjustment effect evaluation. According to the invention, environment, plant physiology and nutrient solution state data are synchronously acquired, a short-term demand prediction model is utilized to predict nutritional demands, and an adjustment instruction set containing the supplement amount and supplement rate of the current nutrient solution is generated in combination with a plant growth stage, a current nutrient solution state and an environment factor; the adjustment effect of the nutrient solution adjustment instruction set is obtained by comprehensively evaluating the improvement degree of the plant physiological status and the stability of the nutrient solution after adjustment is finished; dynamic matching of nutrient solution supply and plant requirements is achieved, the nutrient utilization efficiency is improved, the adaptability of the system to environment changes is enhanced, and remarkable economic benefits and social benefits are achieved.

The invention provides a plant management and control method and device based on bubble mud, and relates to the technical field of plant management and control technologies. Based on the plant variety information, matching the type, the proportion and the replacement period of the bubble mud; monitoring the actual growth state of the plant, and calculating deviation data of an actual growth curve and a standard growth curve; if the deviation data exceeds a preset threshold value, generating a bubble mud regulation and control scheme; adjusting or replacing the bubble mud, and guiding a user to carry out environment coordinated regulation and control; and collecting the operated plant state, evaluating the control effect, and dynamically adjusting the subsequent control strategy to make the plant growth state close to the standard growth curve. The plant management and control method and device based on the bubble mud have the advantages that bubble mud configuration is matched with plant requirements, bubble mud selection is more targeted, fertilizer loss and environmental pollution are reduced, bubble mud replacement and adjustment opportunity judgment is more accurate, and plant management and control are more effective.

The invention relates to the technical field of totally-closed artificial light plant factory planting, in particular to a totally-closed artificial light plant factory tomato seedling raising method, which is characterized in that each stage and each link in the whole cycle process of tomato growth are accurately controlled, and the tomato seedling raising efficiency is improved. Comprising the steps of nutrient solution management, irrigation frequency management and seedling raising environment temperature control in the stages of seed treatment, substrate preparation, sowing and germination acceleration, seedling raising and the like. The selection of a planting light source in the seedling raising stage is obtained through creative labor on the basis of a large amount of experimental data; the formula of the nutrient solution is also obtained on the basis of tomato characteristics and a large amount of experimental data in combination with creative labor; and the technical prejudice of conventional means is overcome, and the temperature condition of low-temperature treatment is adopted. All the technical means are organically combined and mutually influenced and promoted, and the technical problem of excessive growth of tomatoes in an artificial light environment can be effectively solved.

The invention discloses a nutrient solution concentration regulation and control method and system for potato aeroponic cultivation, and relates to the technical field of fertilization, and the method comprises the following steps: extracting root feature data and concentration feature data; establishing a concentration trend prediction model based on the root feature data and the concentration feature data, and predicting the concentration change trend of the nutrient solution under different conditions by using the concentration trend prediction model; analyzing the change trend of the nutrient solution concentration under different conditions by using a feature analysis algorithm, and identifying key factors influencing the stability of the nutrient solution concentration; and based on the key factors, the nutrient solution is dynamically prepared. Key factors influencing the concentration stability are identified through a feature analysis algorithm, and the nutrient solution ratio is dynamically regulated and controlled, so that intelligent management and accurate supply of the nutrient solution concentration are realized, and effective support is provided for nutrition optimization of the potato aeroponic culture whole period.

The invention discloses an ecological floating bed for ecological environment protection, and relates to the technical field of ecological floating beds. The ecological floating bed comprises a floating plate and placing grooves uniformly formed in the floating plate; the planting mechanisms are uniformly arranged in the placement groove and are used for planting aquatic plants; the elastic pieces are arranged on the planting mechanisms and are used for reducing the flow rate of water flow entering the planting mechanisms; the flow guide plates are arranged on the outer side of the elastic piece at equal angles and used for reducing impact of water flow on the roots of the aquatic plants, and the auxiliary driving mechanisms are arranged at the two ends of the flow guide plates and used for driving the flow guide plates to rotate synchronously in the same direction and driving the elastic piece to stretch and deform in a self-adaptive mode. On one hand, the flow guide plates play a role in flow guide and dispersion in the water flow direction, impact damage to plant roots caused by water flow directly is effectively reduced, on the other hand, part of water flow can flow to the planting barrel through gaps between the flow guide plates and the elastic pieces, the retention time of water entering the planting barrel is prolonged, and therefore the purification effect of plants on the water is improved.

The invention relates to the technical field of corn cultivation equipment, and particularly discloses a soilless cultivation device for sweet corn seed cultivation and a using method thereof.The soilless cultivation device comprises a placing ring, a rotating mechanism, a planting mechanism and a planting mechanism, the top of the placing ring is fixedly connected with an incubator, and the rotating mechanism is rotatably mounted in the incubator; and the protection mechanism is fixedly mounted on the rotating mechanism. Along with the growth of stalks of corn seedlings, the motor can be started to intermittently work in a reciprocating manner, and the driving rod connected with the output end of the motor drives the top cover to rotate, so that the corn plants are uniformly irradiated by sunlight, and the development of each corn plant is ensured; when the top cover rotates, the inner meshing ring on the outer surface of the culture box and the outer meshing ring on the top of the culture box are staggered, namely, the culture box is driven to rotate along with the rotation of the top cover, so that the uniformity of sunlight irradiation of the corn plants is further improved, the irradiation dead angle is greatly reduced, and the development effect of the corn plants is guaranteed.

The invention discloses a remote management method, device and equipment for fish and vegetable symbiosis based on digital twinning, and the method comprises the steps: obtaining the physical parameter data of a physical fish pond and a physical plant shed in a fish and vegetable symbiosis system, creating twin models corresponding to fish schools, fish ponds, hydroponic plants, plant sheds and physical equipment of the fish and vegetable symbiotic system based on the physical parameter data; acquiring fish school culture parameters and plant growth parameters acquired by a sensor and a camera deployed in the fish and vegetable symbiotic system in real time, and acquiring equipment operation parameters; analyzing according to the fish stock culture parameters, the plant growth parameters and the equipment operation parameters through a fish and vegetable symbiotic digital twinborn platform to obtain an analysis result; and triggering an early warning mechanism according to an analysis result, generating a regulation and control instruction, and dynamically adjusting the operation state of corresponding physical equipment in the fish and vegetable symbiotic system according to the regulation and control instruction, thereby realizing remote collaborative management. Remote management of the fish and vegetable symbiotic system can be realized, and the resource utilization rate and convenience are improved.

Provided herein is a system for hydroponics growing of plants. An apparatus for a hydroponics system described herein includes: a tray configured to receive water from the hydroponic system, circulate the water through the tray, and return the water to the hydroponic system, where the tray includes one or more flow control features configured to regulate water flow through the tray, and a tray insert supported by the tray, where the tray insert includes a plurality of holes through a bottom surface of the tray insert, where the tray insert is configured to receive seeds on the bottom surface and maintain the seeds in a predefined depth of water. According to some embodiments, the one or more flow control features include one or more slots, where the one or more slots are each arranged to receive therein a barrier that blocks a portion of water flow out of the tray.

What is disclosed is a modular hydroponic enclosure comprising a hexagonally shaped base; a set of pillars attached to the hexagonally shaped base and to a hexagonally shaped roof, wherein the set of pillars support the roof. A method for a modular hydroponic enclosure comprising providing a hexagonally shaped base; providing a set of pillars attached to the hexagonally shaped base; and providing a hexagonally shaped roof attached to the set of pillars, and wherein the set of pillars support the roof.

The invention relates to a high-frequency regeneration and rapid propagation method of Enkianthus chinensis tissue culture seedlings. The invention is characterized in that dormant axillary buds of semi-lignified young stems are used as the base. The method comprises the following main steps: sampling and disinfection treatment of explants, inducing of dormant axillary bud germination, inducing of adventitious bud and lateral bud high-frequency generation, strong seedling culture, test-tube rooting culture and acclimatization and transplanting. Finally, regenerative plants which have consistent parental character, excellent quality and strong stress resistance are obtained. According to the invention, lots of seedlings with consistent specification and excellent quality can be obtained within a short period of time, and marketization progress of Enkianthus chinensis is promoted powerfully.

A plant holder for holding an amount of rooting (growing) media in which plant roots develop that electrically isolates the plant roots from an electric field used to deliver water and plant nutrients to that rooting media via a high-voltage, low-current electrospray system. A conductive material disposed proximate the rooting media receives electrically charged droplets including water or nutrients and passes the water or nutrients to the rooting media while directing the electrical charge to ground.

The invention discloses a movable ecological floating bed device and an ecological restoration method. The device comprises a walking mechanism, and an ecological floating bed is arranged on the walking mechanism; aquatic plants are planted on the ecological floating bed (2); an underwater suspension device (3) is arranged at the bottom of the ecological floating bed (2); the walking mechanism can drive the ecological floating bed to walk in the water body, so that the floating bed drives the aquatic plants and the underwater suspension device to move. The walking mechanism drives the ecological floating bed to walk in the water body, so that the floating bed drives the aquatic plants and the underwater suspension device to move, the water body is in a dynamic disturbance environment, the water body purification effect is improved, the walking mechanism can adjust the height of the ecological floating bed, and in the rainfall period, smooth water passing of a river channel can be guaranteed, and flood drainage is not affected.

The invention provides a hydroponic infinite propagation method for bamboo reed. The method mainly comprises the following steps: S1, selection and pretreatment of lateral branches of bamboo reed: in March to May, cutting out the lateral branches with the length of 15-25cm by using sterile branch scissors, cleaning the lateral branches by using clear water, and culturing the cleaned lateral branches in an ABT rooting powder No.1 solution for 24h; s2, hydroponic treatment: putting the bamboo reed lateral branches treated by the rooting powder solution into a hydroponic container filled with clear water for hydroponic treatment; s3, carrying out plant division treatment, namely separating a primary tillering plant from a stock plant by using a sterile scalpel on a bamboo reed side branch with the primary tillering reaching 10-15cm; s4, stock plant transplanting and primary tillering plant water planting; s5, circulating operation: repeating the steps S3 and S4; and continuously utilizing the tillering plants to carry out hydroponic propagation until the required number of seedlings is reached. The method is simple to operate, low in cost, neat and strong in transplanted seedlings, high in propagation efficiency and capable of infinitely propagating, and can effectively meet the requirements of the market on the bamboo reed seedlings.

The present disclosure relates to the field of Controlled Environment Agriculture (CEA). It details a predictive method and system for optimizing the use of resources and crop productivity in indoor farming across an entire crop cycle. The present disclosure provides for a predictive method and system for optimizing resource use and crop productivity in indoor farming. According to one aspect of the present disclosure, a predictor for optimizing resource use and crop productivity in indoor farming. According to a second aspect of the present disclosure, a predictive system for optimizing resource use and crop productivity in indoor farming. According to a third aspect of the present disclosure, a method of using a predictive system for optimizing resource use and crop productivity in indoor farming.

The present invention relates to the technical field of hydroponic vegetable planting. Disclosed is an automatic sowing device for hydroponic vegetables. The present invention comprises a loading mechanism; a spraying mechanism for spraying a nutrient solution to a planting board is arranged on a side surface of the loading mechanism; a sowing mechanism for sowing seeds is arranged on a side surface of the spraying mechanism; a positioning mechanism for positioning the planting board is arranged in the sowing mechanism; a feeding mechanism for feeding the seeds is arranged in the sowing mechanism, and the feeding mechanism is located directly above the positioning mechanism. In the present invention, the sowing mechanism is provided to automatically sowing seeds, and manual sowing is avoided, thereby improving the working efficiency; moreover, the feeding mechanism is provided to guide seeds, avoiding secondary placement caused by seeds not entering planting holes of a planting board due to deviation during sowing, improving the working efficiency; in the present invention, limiting wheels are provided to position the planting board, thereby avoiding the situation in which seeds cannot enter the planting holes of the planting board during sowing.

The utility model discloses a flowing type nutrient solution circulating supply vegetable planting device, and belongs to the technical field of vegetable planting. The flowing type vegetable planting device with the nutrient solution circularly supplied comprises a planting nutrient solution box and three layered planting frames, an integrally-formed through opening is formed in the lower end of an inclined flow guide plate, a filtering liquid box is installed below the layered planting frames, and a circulating pump is installed at the upper end of the filtering liquid box. According to the multi-layer vegetable planting frame, the problems that in the actual use process of an existing vegetable planting frame, due to the fact that multiple layers of stacked vegetable planting frames cause poor photosynthesis of vegetables on the bottom layer, the planting effect is affected are solved, multi-layer supply work is carried out through a single-path supply pipeline, and three layered planting frames distributed in a trapezoid mode are arranged, so that the planting effect is greatly improved. Vegetables in the layered planting frame on the lower layer can be illuminated, so that the planting effect of the hydroponic vegetables is improved, multi-layer planting work can be conducted through the layered planting frames, the land area is saved, and the vegetable planting effect is improved.

The invention relates to the technical field of soilless culture substrates, in particular to a soilless culture substrate based on biochar and mushroom dreg resource utilization and a preparation method and application of the soilless culture substrate. The soilless culture substrate comprises the following raw materials in parts by mass: 30-50 parts of mushroom dregs, 20-30 parts of charcoal, 10-15 parts of vermiculite, 8-12 parts of perlite, 5-10 parts of humic acid and 2-5 parts of trace elements. The soilless culture substrate can effectively utilize biochar and mushroom dreg resources, provides a good physical environment and sufficient nutrient supply for plant growth, improves the stress resistance and yield quality of plants, reduces dependence on traditional non-renewable substrate resources, and reduces the pressure of agricultural wastes on the environment.

The invention relates to the technical field of sapling cultivation, and particularly discloses a poplar sapling cultivation device. The top of the cultivation part is slidably connected with an adjusting part, one side of the cultivation part is fixedly connected with a water storage part, the side, away from the water storage part, of the cultivation part is fixedly connected with a drainage part, the cultivation part comprises a cultivation box, and the inner side of the cultivation box is fixedly connected with a fixing plate; cultivation boxes are evenly placed on the top of the fixing plate. According to the poplar seedling cultivation device provided by the invention, by arranging the adjusting part, in the growth process of poplar seedlings, the two driving mechanisms are started to drive the two adjusting frames to move relatively, and meanwhile, when the adjusting frames move, the adjusting mechanisms are synchronously driven to move upwards, so that growth guiding can be performed on branches and trunks of the poplar seedlings; and the poplar seedlings are prevented from slanting.

The invention relates to the technical field of space life science, in particular to a multi-axis control and acoustic levitation combined microgravity environment simulation closed cultivation device and a control system.The multi-axis control and acoustic levitation combined microgravity environment simulation closed cultivation device comprises two vertical sliding rail mechanisms, a first rotating servo motor is arranged on each vertical sliding rail mechanism in a sliding mode, and an outer rotating frame is driven to rotate in the first direction; the second rotating servo motor is fixed to the outer rotating frame and drives the cultivation chamber connected with the inner rotating frame to rotate in the second direction, and the acoustic levitation device is installed in the cultivation chamber. According to the invention, random gravity disturbance is introduced through random sliding on the sliding rail, and a microgravity environment with coupled random gravity and rotating speed double factors is constructed in combination with random rotation of double shafts; according to the method, the influence of microgravity on plant leaf respiration under the condition of no heat convection and air shear force can be deeply researched, the influence of air heat convection and shear force can be inhibited, the space microgravity cultivation condition can be truly simulated, and a reliable platform is provided for ground plant space cultivation research.

The invention discloses a method for improving cadmium accumulation and transport capacity of sedum plumbizincicola, and relates to the field of plant heavy metal pollution remediation. The method comprises the following steps: preparing a selenium solution with the selenium ion concentration of 5 [mu] M, adding the selenium solution into the cadmium-polluted water environment, planting sedum plumbizincicola seedlings in the cadmium-polluted water environment, and carrying out cultivation management; plant pretreatment: culturing sedum plumbizincicola seedlings in non-polluted soil for at least three generations, selecting sedum plumbizincicola plants which are uniform in size and healthy in growth vigor, and pre-culturing the sedum plumbizincicola plants in a Hoaglands nutrient solution for two weeks for rooting; the healthy plants are transferred into Hoagland nutrient solution containing selenium solution to be cultured, and the plants are harvested after 28 days. According to the method, the high-concentration cadmium polluted water environment is simulated, and selenium is applied in the growth period of the sedum plumbizincicola, so that absorption and enrichment of the sedum plumbizincicola on cadmium are promoted, the plant biomass is improved, the toxic effect of cadmium on plants is relieved, and efficient remediation of the sedum plumbizincicola on the cadmium polluted environment is achieved.

The utility model discloses a kiwi fruit seed sand storage seedling raising device in the technical field of seedling raising, which comprises a base and a seedling raising box, the front end face of the seedling raising box is movably connected with a box door, two side walls of the seedling raising box are provided with a plurality of groups of heat dissipation holes, an inner cavity of the seedling raising box is provided with a plurality of groups of seedling raising plates, and each group of seedling raising plates is provided with a plurality of groups of sand storage seedling raising grooves. The outer walls of the two sides of the seedling raising tray are rotationally connected with multiple sets of rotating shafts, rollers are installed at the bottoms of the rotating shafts, multiple sets of roller grooves matched with the rollers are formed in the inner walls of the two sides of the seedling raising box, a fixing box is installed on the lower surface of the seedling raising tray, and fixing structures are arranged between the fixing box and the inner walls of the two sides of the seedling raising box. The inner wall of the top end of the seedling raising box is connected with a plurality of groups of heat dissipation fins, heat in sand in the seedling raising box is conducted out through the plurality of groups of heat dissipation fins and heat dissipation holes, and kiwi fruit seeds are not prone to being damaged due to high temperature; the kiwi fruit seeds in the sand-stored seedling raising grooves in the seedling raising tray can be quickly moved out, pulling is more labor-saving than carrying, and the working efficiency is improved.

A plant carrier includes an irrigation chamber, an inlet, and a drain which has a drain path arrangement. The drain path arrangement has a first drain path with a first flow direction and a second drain path with at least one outlet into the first drainage path and, in a region of the at least one outlet, a second flow direction of the second drain path has a directional component opposing first flow direction.

The invention discloses a rice soilless culture device in the field of rice culture. The rice soilless culture device comprises a water tank; the rice cultivation module comprises a plurality of rice cultivation units which are sequentially communicated end to end, each rice cultivation unit comprises a cultivation box and a root system channel, a water inlet and a water outlet are formed in the outer side of each cultivation box, each root system channel is arranged in the corresponding cultivation box and comprises a main channel, the upper end of each main channel is communicated with the corresponding cultivation box, and the lower end of each main channel is communicated with the corresponding cultivation box. The lower end of the main channel is connected with a plurality of first-stage channels, the side of the main channel is communicated with a water inlet, the lower end of each first-stage channel is connected with a plurality of second-stage channels, the lower end of each second-stage channel is connected with a plurality of third-stage channels, and the tail ends of the main channel, the second-stage channels and the third-stage channels are all communicated with a water outlet through a public channel; the water pump is used for pumping water in the water tank into the rice cultivation module; the water supply pipeline is used for communicating the rice cultivation module, the water pump and the water tank to form a circulating waterway. According to the method, the refined and factory-like cultivation requirements of rice can be met.

The invention relates to a smart greenhouse precise fertilization system and fertilization method based on Internet of Things, and belongs to the technical field of Internet of Things smart agriculture. Comprising an environment monitoring module, a crop growth monitoring module, a greenhouse environment adjusting module, a gas fertilizer applying module, a water and fertilizer applying module, a pesticide spraying module, a wireless control module, an intelligent gateway and a remote control module, the intelligent gateway sends data to the remote control module, the remote control module can check monitoring data and issue a control command, and the greenhouse environment adjusting module, the gas fertilizer applying module, the water and fertilizer applying module or the pesticide spraying module are controlled through the wireless control module to perform corresponding adjusting, fertilizer applying or pesticide spraying work; according to the greenhouse management system, automation and intelligence of greenhouse management are achieved, manual intervention is reduced, labor intensity and management cost are reduced, and energy and water are saved through rainwater recycling.

The invention relates to the technical field of grain germination, in particular to a brown rice germination machine and a brown rice germination method, and solves the problems of nutrient substance loss and water resource waste caused by grain soaking germination in the prior art. The germination machine comprises a shell, a germination cavity is formed in the shell, and a spraying assembly and an atomizing assembly are arranged in the shell; the output end of the spraying assembly and the output end of the atomization assembly extend into the germination cavity, and the spraying assembly and the atomization assembly are connected with the water supply assembly. A temperature control assembly is arranged in the germination cavity; and a far infrared lamp strip and an ultraviolet lamp strip are arranged in the germination cavity. The brown rice germination device has the beneficial effects that the humidity in the germination cavity is adjusted by adopting a spraying and atomizing combined mode, brown rice germination is performed by adopting a non-soaking method, the loss of nutrient substances such as GABA during liquid filtration is effectively avoided, and the content of the nutrient substances in the germinated brown rice is ensured; and spraying and atomization are adopted, so that the use amount of water can be effectively reduced, the amount of filtered water after the brown rice sprouts is reduced, and the waste of water resources is reduced.

The invention relates to the technical field of vegetable and potato cultivation, and discloses a vegetable and potato hydroponic tide type nutrient solution circulation cultivation device which comprises a storage box, a planting frame is fixedly connected to the outer side of the storage box, a plurality of mounting boxes are detachably connected to the inner side of the planting frame, and a planting box is fixedly connected to the tops of the mounting boxes; a second pump body is mounted on the rear side of the storage box, a first mounting pipe is fixedly connected to the input end of the second pump body, a second mounting pipe is fixedly connected to the output end of the second pump body, a mounting shell is fixedly connected to one end of the second mounting pipe, and a first communicating pipe communicates with the outer side of the mounting shell; the outer side of the first communicating pipe communicates with a plurality of liquid spraying pipes, and electromagnetic valves are installed on the outer surfaces of the liquid spraying pipes. A nutrient solution is sprayed to the multi-layer planting box through the control system, the flow of the nutrient solution is controlled in real time in cooperation with a flow meter, it is ensured that the nutrient solution is supplied accurately and evenly, the requirements of vegetables and potatoes in different growth stages are met, and therefore the growth speed and yield of the vegetables and potatoes are remarkably increased.

The invention discloses a germinating machine for preparing instant germinated brown rice, and relates to the technical field of brown rice germinating machines, the germinating machine comprises a temperature water circulation control bin, the inner wall of the temperature water circulation control bin is slidably connected with a fermentation collecting tank, a movable cleaning chamber is arranged below the fermentation collecting tank, and the movable cleaning chamber is slidably connected to the inner wall of the temperature water circulation control bin; a germination vessel is fixedly mounted on the outer surface of the temperature water circulation control bin. The germination machine for making the instant germinated brown rice comprises an automatic rapid collecting mechanism and a linkage discharging mechanism; through the arrangement of the automatic rapid collecting mechanism, brown rice after germination is automatically collected, and compared with manual collection which needs manual one-by-one operation, the speed is low, the efficiency is low, and manual collection is prone to operation proficiency, fatigue degree and the like, the brown rice is automatically collected through the automatic rapid collecting mechanism; continuous and rapid collection and storage can be achieved, manual direct contact can be avoided through automation, and the working safety of operators is improved.