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101results about How to "Improve the growing environment" patented technology

Breeding box for freshwater fish breeding

The invention relates to the technical field of freshwater fish culture, and discloses a culture box for freshwater fish culture, which comprises a culture box and a feeding tank, the top of the feeding tank is fixedly connected with a feeding hopper, and a feeding mechanism is arranged in the feeding tank; the feeding mechanism comprises a motor, a vertical shaft, a disc, movable teeth and fixed teeth; the motor is fixedly connected to the outer wall of the top of the feeding tank, the output end of the bottom of the motor penetrates into the feeding tank, animal livers in the smashing chamber are smashed into small blocks through friction and collision of movable teeth and fixed teeth, swallowing of the mandarin fish fries is facilitated, growth and development of the mandarin fish fries are facilitated, a bent pipe is driven by a disc to rotate, and the feeding efficiency is improved. The feeding range is expanded through the rotating bent pipe, and the gear and the rack are arranged to move back and forth in the rotating process of the bent pipe, so that the feeding range of the bent pipe is further expanded, mandarin fish fries are prevented from being grabbed by adult fishes during concentrated feeding, mandarin fish ingestion is more uniform, and the overall mandarin fish growth efficiency is improved.
Owner:ENSHI STATE SELENIUM COLD WATER FISHERY DEV CO LTD

Building roof greening and rainwater recycling irrigation system

The invention relates to the technical field of building roof greening, and discloses a building roof greening and rainwater recycling irrigation system which comprises a microcontroller, a greening module arranged on a building roof, a rainwater recycling module connected with the greening module and an irrigation module. The microcontroller is electrically connected with the greening module, the rainwater recycling module and the irrigation module; the greening module sequentially comprises a water collecting layer, a filtering layer, a protective layer, a pervious concrete layer, a nutrient soil layer and a vegetation layer from bottom to top. The rainwater recycling module comprises a water pumping pipe arranged at the top of the side wall of the water collecting layer and a rainwater recycling box connected with the water pumping pipe; the rainwater recycling box comprises a first filter box, a second filter box, a disinfection box and a clear water box which are sequentially arranged from top to bottom; the irrigation module comprises a first water suction pump connected with the clear water tank, a water outlet pipe connected with the first water suction pump, a water conveying pipe connected with the water outlet pipe, a drip irrigation pipe connected with the water conveying pipe and a water dropper. By means of the system, maximum utilization of rainwater resources and continuous improvement of the ecological environment are achieved.
Owner:杨欢欢

Convection ventilation structure, regulation and control system and regulation and control method for closed yak breeding house

The invention belongs to the field of animal husbandry engineering, discloses a closed yak house convection ventilation structure, a regulation and control system and a regulation and control method, and is mainly used for solving the problems that the ventilation rate and the air quality are reduced due to excessive heat preservation of an existing yak house in winter, the yak body temperature is rapidly reduced due to direct blowing of cold air, and yak growth is affected. By arranging the air inlets and the air outlets which are staggered up and down, air flow in the breeding house body can effectively drive harmful gas and carbon dioxide in all layers of areas in the breeding house body to be exhausted, and the air quality in the breeding house is improved; the upper-inlet and lower-outlet air inlet and outlet device can effectively reduce loss of temperature in the breeding house and can prevent outdoor air from directly blowing to yak bodies, the comfort level of yaks is improved, meanwhile, heat consumption of the yaks is reduced, and the production efficiency of the yaks is guaranteed. In addition, the invention further provides a multi-method fusion yak house ventilation regulation and control system and method based on the heat balance method and the carbon dioxide balance method.
Owner:SICHUAN ACADEMY OF AGRICULTURAL MACHINERY SCIENCES +1

A method for structural reconstruction and saline-alkali improvement suitable for saline-alkali farmland and application thereof

The application belongs to the technical field of saline-alkali land improvement, and particularly relates to a structure reconstruction and saline-alkali improvement method suitable for saline-alkali farmland and application thereof. The application effectively improves soil structure, increases soil air permeability and water permeability, reduces salt concentration in soil, and further improves soil quality through measures such as soil improvement, water-salt regulation, salt spot ploughing layer reconstruction and leaching promotion. The optimized soil condition of the application provides a better growth environment for crops, which helps to improve the survival rate and yield of crops, and to enhance the growth environment of crops. The application integrates various improvement methods, can effectively manage different degrees of saline-alkali land, and has high adaptability and flexibility. Moreover, the application focuses on long-term effects, not only pays attention to short-term improvement effect, but also considers subsequent maintenance and management, which is beneficial to realize sustainable utilization of land resources.
Owner:XINJIANG ACAD OF AGRI SCI (XINJIANG BRANCH OF CHINESE ACAD OF AGRI SCI)

Sun-shading and cooling shed for snakehead breeding

ActiveCN224638837UEasily control expansionEasily control shrinking
The utility model relates to the field of aquatic product breeding facilities, concretely is a sunshade cooling shed for snakehead culture, including the shed frame and setting sunshade cloth on the shed frame, and the shed frame includes two support frames and two hangers, and the support frame is fixedly connected with the support pole, and the two hangers are located between the two support frames, and the both ends of the hanger are fixedly connected with the corresponding support frame, and the sunshade cloth is located between the two hangers, and the hanger is provided with the sliding assembly, and the sunshade cloth is connected with the corresponding hanger through the sliding assembly, and the upper portion of sunshade cloth is provided with the adjusting assembly, and the sunshade cloth is provided with the connecting assembly, and the adjusting assembly is connected with the sliding assembly through the connecting assembly, and the support frame is provided with the spraying assembly. Compared with the prior art, the patent sets up the slidable sunshade cloth driven by the pulley set in the hanger, and is equipped with the fixed pulley traction system, realizes the quick, labor -saving adjustment of sunshade area, solves the technical problem that sunshade coverage rate can not be dynamically adjusted.
Owner:SICHUAN PROVINCE NEIJIANG CITY ACADEMY OF AGRI SCI +1

A pig house manure treatment system

The utility model relates to a pig house excrement treatment system belongs to the field of livestock breeding technology, the system includes the dung pool, and is provided with the dung scraper and water and electricity supply system in the dung pool, the dung pool is V type structure and is provided with U type groove in the bottom, is provided with the plug disc chain in the U type groove, is provided with the dung scraper between the two side walls of dung pool, water and electricity supply system sets up one end in the dung pool to be provided with in -place inductive point and travel switch K1, the utility model discloses the cooperation of the dung scraper and plug disc chain conveying equipment can automatically, high -efficiently clean up the excrement in the pig house, need not manual frequent operation, has improved the cleaning efficiency, reduced the manpower cost, compared with prior art has the remarkable promotion.
Owner:奚跃隆

Method for old ginseng hole continuous cropping of ginseng

The present application relates to the field of Gastrodia elata cultivation, and particularly relates to a method for continuously planting Gastrodia elata in old planting holes. The present application effectively improves the yield of Gastrodia elata, and significantly reduces the incidence of new Gastrodia elata and the decay rate of mother Gastrodia elata by scientifically planting after rhizoma polygonati. In the present application, the breeding hole is sexual reproduction, and it does not need to cultivate armillaria bed. The armillaria, fungus material and Gastrodia elata seeds can be placed at the same time. The planting hole is asexual reproduction. Since the Gastrodia elata seed needs a large amount of nutrient elements, the armillaria bed needs to be cultivated. This operation mode can form the difference of microbial community between the breeding hole and the planting hole, which is beneficial to ecological competition, and thus improves the soil recovery and improvement.
Owner:GUIZHOU JIULONG TIANMA CO LTD

Bio-based submerged plant fiber planting blanket and preparation method thereof

The invention discloses a bio-based submerged plant fiber planting blanket and a preparation method thereof, and belongs to the technical field of fiber planting blankets, the bio-based submerged plant fiber planting blanket comprises a bearing layer and a matrix layer, the matrix layer comprises the following raw materials by mass fraction: 90-95% of a biomass matrix, 4-8% of urea slow-release particles and 1-3% of minerals; the urea sustained-release particle is of a core-shell structure, a core material is a gel particle loaded with urea, and a wall material is a beta-cyclodextrin and sodium hyaluronate compound. The main raw material of the substrate layer is a biomass substrate, the substrate layer has good air permeability and water-retaining property, nutrients contained in the substrate layer can nourish the growth of the cultivated submerged plants, and a good supporting structure is provided for the substrate layer. The urea slow-release particles are added, so that nutrient elements beneficial to growth can be slowly released in the growth process of the submerged plants, the problems of excessive absorption in the initial stage and lack in the later stage caused by a traditional quick-acting chemical fertilizer are solved, the survival rate of the submerged plants is increased, and the effect of quickly repairing the ecological system of a water body is achieved.
Owner:ZHONGAO ECOLOGICAL TECHNOLOGY CO LTD

Seedling raising device for rice planting

The utility model relates to the technical field of seedling raising devices, in particular to a seedling raising device for rice planting, which comprises a rotating disc, a sprinkler pipe, a light shield, a seedling raising box and an adjustable seedling raising hopper, through the design that the rotary sprinkling pipe is matched with multiple groups of spray pipes, uniform sprinkling of a water and fertilizer solution in the seedling raising box is realized, the problem of uneven dryness and humidity caused by traditional manual watering is avoided, root rot or local drought is effectively prevented, and the germination rate and the seedling uniformity are improved; the adjustable seedling raising hopper driven by an air cylinder is adopted, the seedling raising depth can be flexibly adjusted according to the root system requirements of different rice varieties, the root system growth environment is optimized, the transplanting survival rate is increased, the light shield is provided with an adjustable light source, the seedling raising state is monitored in combination with an infrared laser, precise light supplementing or shading is achieved, and the illumination requirements of different growth stages are met; healthy growth of seedlings is promoted, and the overall seedling raising effect is improved.
Owner:GUANGDONG LINJIA FANXIANG AGRICULTURAL TECHNOLOGY CO LTD +1

A bean sprout production environment room

The utility model relates to bean sprout cultivation technical field, specifically is a bean sprout production environment room, include: shell, fixed plate is fixedly connected with the both sides inner wall of shell close to end, two chutes, two the chute is respectively set up in one side end of shell, two sliding blocks, two the sliding block is respectively slidingly connected in the chute, through the combination of water pump, water flow groove, water pipe and shower nozzle, water flow can be evenly distributed to each planting drawer, and each shower nozzle output end has multiple tiny holes, can scatter water flow into tiny water flow, ensure that moisture evenly sprays on bean sprout, promotes its healthy growth, this design avoids the problem that partial area is too wet or too dry, improves the consistency and growth quality of bean sprout, and water circulation mechanism realizes effective recovery and reuse to redundant moisture through the combination of water pump, water flow groove, water pipe and shower nozzle, this not only reduces the waste of water resources, also reduces operating cost.
Owner:SHANDONG DOUZHIWEI AGRICULTURAL TECHNOLOGY CO LTD

Intelligent management internet-of-things system and method for traditional Chinese medicinal material GAP planting base

The invention relates to an intelligent management internet-of-things system and method for a traditional Chinese medicinal material GAP planting base. The problem that a planting management system in the prior art is difficult to monitor the growth environment of traditional Chinese medicinal materials in real time and actively improve and control is solved. The system comprises a data monitoring subsystem and an internet-of-things control subsystem, the data monitoring subsystem comprises an environment sensing assembly, the environment sensing assembly is connected with a data monitoring platform and stores monitoring data through a data storage center, the data storage center is connected with a data sampling unit, and the data sampling unit performs data sampling and establishes an intelligent management model; the internet-of-things control subsystem comprises a control center, and the control center is connected with the planting supply mechanism and the environment adjusting mechanism. The system has the advantages that the growth environment of the traditional Chinese medicinal materials is monitored in the whole process, the growth environment of the traditional Chinese medicinal materials is actively adjusted through the control center, it is ensured that the traditional Chinese medicinal materials are in the optimal growth environment, and the quality and yield of the traditional Chinese medicinal materials are improved through accurate planting management and environment control.
Owner:JIANGSU KANION PHARMA CO LTD

A fish farming escape prevention device

This utility model relates to the field of fish farming escape prevention technology, specifically to a fish farming escape prevention device, including a base, a fishing net tube fixedly installed on the top of the base, a barrier tube slidably connected inside the fishing net tube, a sealing plate installed on the top of the barrier tube by screws, and an airbag fixedly connected to the outside of the sealing plate. The airbag changes with the water level. The fishing net tube is equipped with stirring blades to agitate the water flow. The use of the airbag allows the height of the escape prevention device to change with the water level, eliminating the need for manual adjustment and preventing fish from easily flying out or swimming out of the top of the escape prevention device, thus ensuring the effectiveness of the escape prevention device. Furthermore, the external wind force drives the blades to rotate, which agitates the water flow inside the fishing net tube, allowing dissolved oxygen and nutrients in the water to be evenly distributed, avoiding local hypoxia or nutrient overload, and providing a good growth environment for the fish.
Owner:PANJIN ZHENGZE AGRI DEV CO LTD

A filter device for recirculating water aquaculture is convenient to clean

ActiveCN224792937UImplement cleaning functionClean up comprehensively
The utility model relates to the technical field of circulating water aquaculture, especially to a filter device for circulating water aquaculture convenient to clean, solve the problem that the filter screen in the filter equipment and the vertical direction exist angle in the prior art, and the filter equipment internal structure is relatively complex, needs to disassemble multiple components when cleaning, and the operation is complicated and time -consuming is longer, not only reduces the cleaning efficiency, still increased the problem of aquaculture personnel's labor intensity. A filter device for circulating water aquaculture convenient to clean, including the cylinder, the top of cylinder is fixedly connected with the top plate, and the top plate's top side is fixedly connected with hydraulic oil cylinder through bolt, and the inside of cylinder is equipped with the bearing frame. The utility model through the cooperation of hydraulic oil cylinder and drive motor, realized the cleaning function of filter device, the impurity on the inner wall of cylinder and filter plate can be cleaned completely in the process of rotation and up and down movement of brush, greatly improved the cleaning efficiency and convenience, and the connection between parts is reliable.
Owner:SICHUAN HONGXINGRUI AGRICULTURE CO LTD

Soilless plant culture system

ActiveAE10409BImprove the growing environmentAdjustable lighting system
A soilless plant culture system comprises: a container (10) having an enclosed space provided therein, wherein the enclosed space includes a culture region (202) comprising one germination and seedling growth region (2022) and one cultivation and harvest region (2023). The culture region (202) comprises at least one rack system (2022RS), and each rack system (2022RS) is provided with at least one shelf (2022S) to place components capable of accommodating a culture substrate having a plant placed therein.
Owner:ALESCA LIFE TECH LTD

Orchid root ventilation optimization device

ActiveCN224722387Uenough to absorbchange height
This utility model discloses an orchid root aeration optimization device, belonging to the field of orchid technology. It includes an L-shaped block with a movable component connected to its bottom surface and a connecting block welded to one side. When watering the orchid, water is poured into the inner shell pot. Because the inner shell pot is placed inside the outer shell pot, the water will not flow out, ensuring sufficient absorption by the orchid. The device can be moved using casters, saving time and effort. Simultaneously, rotating the fixing block causes the threaded column to rotate, moving it either outwards or inwards from the threaded hole, thus changing the height of the casters and allowing the device to adapt to uneven ground. Multiple ventilation holes allow air circulation, providing the orchid with a favorable growing environment. Rotating the rotating block moves the inner shell pot out of the outer shell pot, allowing oxygen from the air to enter the soil more smoothly, providing ample oxygen to the orchid roots.
Owner:ZHANGZHOU XINBAISHENG FLOWER TECH CO LTD

A method for repairing high-cold degraded grassland

The application discloses a kind of high-cold degraded grassland's repair method, belong to degraded grassland repair technical field, the method of the application includes soil pretreatment, grass seed sowing and later management and protection etc., under the premise that grassland is not ploughed, improvement agent is handled to grassland after sowing, and then the sowing of grass seed is carried out, and then, while not destroying the original structure of soil, the good germination and growth environment of grass seed is ensured by improvement agent, and the physicochemical properties of degraded grassland are improved, and each step is combined to efficiently repair degraded grassland ecology, and the method of the application has good application prospect in high-cold degraded grassland repair.
Owner:XIAN BOTANICAL GARDEN SHAANXI PROV

A machine for laying double-layer plastic film and drip irrigation tape

This utility model discloses an integrated machine for laying double-layer plastic film and drip irrigation tape, comprising: a frame; a drip irrigation tape placement shaft mounted on the frame, with two drip irrigation tape rolls sleeved on the placement shaft; a white plastic film placement shaft mounted on the frame, with a white plastic film roll sleeved on the white plastic film placement shaft; a black plastic film placement shaft mounted on the frame, with a black plastic film roll sleeved on the black plastic film placement shaft; and a film pressing shaft assembly mounted on the frame. This integrated machine can lay black and white plastic film and drip irrigation tape completely in one operation, which not only improves agricultural efficiency, but also allows the black plastic film to inhibit weed growth, the laid white plastic film to lower the soil surface temperature and prevent seeds from being burned by high temperatures, while also helping to maintain soil moisture and promote seed germination. The laid drip irrigation tape achieves water conservation and eliminates the need for manual watering.
Owner:LANZHOU UNIV

Flower groove for landscape garden

The utility model provides a flower groove for landscape gardens, which relates to the technical field of flower grooves and comprises a shell, a flower groove body is arranged in the shell, a fixing ring is arranged in the flower groove body, a filter screen plate is arranged in the middle of the fixing ring, and a fixing block is arranged on the inner wall of the flower groove body. A clamping block is arranged on the side face of the planter body, a gasket is arranged on the left side of the clamping block, a threaded rod is arranged in the clamping block, and a rotating handle is arranged on the right side of the threaded rod, so that better breeding efficiency and growth environment of the planter are achieved, and the planter body can be stably fixed in the shell through the design of a fixing block and the clamping block; meanwhile, position adjustment and maintenance are facilitated, a threaded rod and a rotating handle are combined for use, convenience is provided for operation, a user can easily adjust the height and angle of the planter body, water management and moving carrying are facilitated through the design of a water collecting tank and a handle, and the use convenience and functionality of the landscape garden planter are overall improved.
Owner:李鲁阳

A substrate container suitable for soilless cultivation of strawberries in a greenhouse

The utility model relates to the technical field of plant cultivation, and disclose a substrate container suitable for soilless culture of strawberry in greenhouse, including cultivation frame, cultivation frame includes two horizontal opposite support rods, two support rods between installing two main flow pipes, two main flow pipes between equidistance installation have a plurality of branch pipes, and a plurality of cultivation containers for soilless culture of strawberry are arranged on the branch pipe. The cultivation container includes an outer sleeve mounted on the branch pipe, and a sterile sponge body and an inner sleeve are sequentially fitted in the outer sleeve. The cultivation frame integrates the support structure and the water and fertilizer delivery pipe network, realizes multi-layer three-dimensional cultivation, greatly improves the space utilization rate and the yield per unit area of the greenhouse, and the cultivation container adopts standardized module design, convenient to install and disassemble, and is convenient for large-scale deployment and maintenance.
Owner:SHENZHEN DUOGUANGLI AGRICULTURAL TECHNOLOGY CO LTD

Wet woody ecological floating island and green building material fusion system

The utility model discloses a wet woody ecological floating island and green building material fusion system which comprises a floating disc, four sets of floating columns are fixedly installed on the lower surface of the floating disc, an installation groove is reserved between every two sets of floating columns, a falling stabilizing mechanism is fixedly installed on the lower surface in each installation groove, a planting basket is arranged on the upper surface of the floating disc, and water holes are formed in the lower surface of the planting basket. A bundling mechanism is rotationally mounted on the upper surface of the floating disc, is flush with a planting opening of the planting basket, and can synchronously retract inwards to bundle the planted plants. Through the design of the bundling mechanism, the bundling mechanism can exert a supporting effect on the planted plant, the supported plant can keep vertical growth, the root system can be firmly fixed in the planting basket, the plant can fully utilize illumination and fully absorb nutrient substances in water, and then the growth speed and yield of the plant can be increased.
Owner:YIDING (FUJIAN) ECOLOGICAL GARDEN CONSTR CO LTD

High-efficiency water and fertilizer integrated cultivation device for plant propagation

ActiveCN224638520UFlexible matching of nutrient needsavoid accumulation
The utility model provides a high -efficient water and fertilizer integration cultivation device for plant propagation relates to the agricultural planting technical field, including water storage jar one, water storage jar two, cultivation box, water storage jar two is placed on the right end upside of bottom plate, and is connected with a group of connecting box between water storage jar one and water storage jar two, is installed with control screen on connecting box, the upper end of water storage jar two is installed with servo motor, is connected with a group of fertilizer storage jar respectively through two groups of connecting pipe B, and each is equipped with a group of electric control valve B, and the opening and closing degree and time of each group electric control valve B are adjusted independently by control screen, be favorable for mixing two kinds of fertilizer according to the proportion, nimble match the nutrient requirement of different plants such as flowers, vegetables in the propagation stage, solve the problem that the existing water and fertilizer integration cultivation device is insufficient in the flexibility of the proportioning of fertilizer.
Owner:江西省 中国科学院庐山植物园

Layered energy-saving ventilation method for pig house in cold region in winter

The application discloses a cold region pig house winter stratified energy-saving ventilation method and relates to the technical field of livestock breeding. In order to solve the ventilation problem of the prior art cold region pig house, the method comprises the following steps: according to the pig house space and pig growth stage, a ventilation system is laid out; real-time monitoring of pig house internal environment parameters is taken as a basis; a CFD simulation is used to optimize the air flow path, and then the operation parameters of the ventilation system are regulated; and according to the heat loss in the pig house, the operation of the ventilation system is assisted and optimized. The application provides a dynamic adjustable air supply mechanism based on the breathing height of pigs, through pig house top layer heat recovery and pig house internal air flow stratified interval ventilation, the heat energy loss is effectively reduced, more than 80% of fresh air is accurately delivered to the pig breathing area, invalid ventilation is avoided, the energy saving rate is more than 50%, the energy consumption is reduced, the air quality in the breathing area reaches more than 99% of the standard rate, and the growth environment and health level of the pigs are improved.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY

Weever out-of-season breeding temperature control device

The utility model discloses a perch out-of-season breeding temperature control device which comprises an impounding reservoir and a fishpond arranged on one side of the impounding reservoir, a controller is installed on the outer surface of the impounding reservoir, and an automatic water storage structure used for pumping underground water into the impounding reservoir to keep the water level of the impounding reservoir is arranged on the impounding reservoir. By means of the automatic water storage structure and the water treatment assembly, low-temperature underground water can be automatically pumped into the water storage pool, oxygenation and aeration can be conducted on the pumped underground water, escape of nitrogen and carbon dioxide in water is accelerated, and the weever can be effectively prevented from suffering from the bubble disease; the water temperature in the fishpond can be monitored, once the temperature is too high, low-temperature underground water is automatically injected into the fishpond, the water temperature in the fishpond is reduced to be within the range suitable for growth of perches, meanwhile, through the mild water temperature adjusting mode, rapid change of the water temperature is avoided, the perches can gradually adapt to the water temperature change, and the perches can grow more conveniently. And stress reaction caused by sudden drop of water temperature is avoided.
Owner:GANSU AGRI UNIV

Disc type agaric stick transplanter

ActiveCN224482400UAchieve semi-automatic placementRealize regulationAgricultural engineeringElectric machinery
The utility model discloses a disc type agaric stick transplanter, relates to agricultural machinery technical field, including power movement mechanism, charging transmission mechanism and snatch material placing mechanism, is provided with charging groove sliding guide on power movement mechanism, and the bottom of charging transmission mechanism is slidably connected with charging groove sliding guide through the sliding block, adopts motor drive, the machine claw of two -jaw and the core components such as guide rail system, and its snatch material placing mechanism can snatch multiple sticks and complete the placing operation through the machine claw, greatly improves work efficiency. The utility model completely gives up the low -efficiency mode of traditional manual bending and placing, effectively reduces the labor intensity, still greatly promotes work efficiency, the device is assisted with the collaborative design of motor drive and machine claw clamp, ensures the accuracy and reliability of stick snatch, realizes the high efficiency and standardization of agaric planting, still significantly reduces the dependence on artificial, fully accords with the urgent needs of modern agriculture to intelligent, mechanized equipment.
Owner:JILIN AGRICULTURAL UNIV

Preparation method and application of slow-release phosphorus fertilizer based on buckwheat hull

ActiveCN117865726Bavoid missingavoid churn
The application discloses a preparation method of slow-release phosphorus fertilizer based on buckwheat hull as raw material, and specifically implements the following steps: step 1, washing buckwheat hull with deionized water, drying and then crushing and sieving; step 2, extracting pigment from the sieved buckwheat hull; step 3, mixing and oscillating the treated buckwheat hull in step 2 with anhydrous calcium chloride; step 4, pyrolyzing and sieving the mixture in step 3 to obtain CaCl2 modified buckwheat hull biochar; and step 5, placing the biochar in a conical flask containing a phosphorus-rich solution, sealing and oscillating, then filtering the solid and drying to obtain slow-release phosphorus fertilizer. The application is simple in preparation, saves resources and protects environment, and solves the problems of excessive phosphorus in water and phosphorus deficiency in soil. On the other hand, slow-release phosphorus fertilizer is added into soil to slowly release phosphorus, avoids the problem of phosphorus loss caused by traditional chemical phosphorus fertilizer, and can also improve the physicochemical properties of soil, reduce the soil bulk density and increase the soil organic matter content.
Owner:XIAN UNIV OF TECH

Defoaming agent composition as well as preparation method and application thereof

The invention provides a defoaming agent composition as well as a preparation method and application thereof. The defoaming agent composition comprises the following components in percentage by mass: 2-5% of simethicone, 0.5-1.5% of a stable thickener, 0.8-6% of a surfactant, 0.5-1.5% of a natural product and the balance of pharmaceutical water, wherein the sum of the components is not more than 100%. The preparation method of the defoaming agent composition comprises the following steps: weighing a proper amount of thickening agent, dissolving the thickening agent in pharmaceutical water, and uniformly stirring to form a stabilizer solution; weighing a proper amount of a surfactant, dissolving the surfactant in pharmaceutical water, and uniformly stirring to form a surfactant solution; mixing the stabilizer solution with the surfactant solution, adding a proper amount of a natural product, and stirring at room temperature for a first preset time to form a uniform water-phase mixture; and adding 30% simethicone emulsion into the water-phase mixture, and cooling the obtained mixture to room temperature to obtain the defoaming agent emulsion. The problem of foam generated in the cell culture process can be solved, and the cell culture efficiency and quality are improved.
Owner:BIO-LINK PHARM APPL SYST (JIANGSU) CO LTD

A microbial agent for preventing and controlling soil-borne diseases of ginger, and its preparation method and application

The present invention discloses a microbial agent for preventing and treating soil-borne diseases of ginger, and a preparation method and application thereof, and belongs to the field of microbial technology. The microbial agent of the present invention comprises disease-resistant growth-promoting microorganisms, microbial activity promoters and auxiliary carriers, and the dosage ratio of the three is 10mL:100mL:(30-50)g. The microbial agent of the present invention can effectively prevent and treat ginger blight of ginger, and at the same time can increase the resistance of ginger, promote the growth of ginger, and improve the quality of ginger. At the same time, the strain resources of plant growth-promoting bacteria are enriched. The agent is pollution-free and has no toxic side effects, has strong pertinence, can be stored for a long time after being made into a solid agent, is convenient for field application, and can also effectively improve the soil environment, thereby effectively meeting the nutritional needs of crop growth, and has good practical application value.
Owner:SHANDONG ZHONGXIN AGRI DEV CO LTD

A biological tank backflow liquid adjusting device

ActiveCN224590786Uevenly distributedMeet the requirements of the treatment process
This utility model discloses a biological tank reflux liquid regulating device, belonging to the field of biological tank flow regulation technology. It includes a biological tank, with a suction pipe on one side and a water pump at the other end. A first pipe is connected to the other end of the water pump, with a flow meter on its surface. A diversion pipe is connected to the other end of the first pipe, and a valve body is connected to the other end of the diversion pipe. A second pipe is connected to the other end of the valve body. A reflux liquid regulating mechanism is located at the upper end of the valve body. This reflux liquid regulating mechanism, through the cooperation of a transmission component and a regulating component, can precisely control the rotation angle of the valve ball, thereby changing the relative position of through-hole one and through-hole two. This allows for independent regulation of the flow rates of the two sets of pipes, enabling the reflux liquid to be evenly distributed to different areas of the biological tank, improving biological treatment efficiency and better meeting the requirements of wastewater treatment processes.
Owner:CHONGQING THREE GORGES WATER CO LTD

Sturgeon fry rearing partition activity isolation plate

ActiveCN224734501Usolve the problem of growthImprove the growing environment
The utility model relates to aquatic products breeding equipment technical field discloses sturgeon fry cultivation zoning movable isolation plate, including the partition one, the outer wall fixed connection of partition one has the sliding frame, the outer wall fixed connection of sliding frame has the fixed frame, the inner wall fixed connection of sliding frame has the sliding slot, the upper surface fixed connection of sliding frame has the fixed plate, the upper surface fixed connection of fixed plate has motor no.
Owner:YUNNAN AMUR STURGEON GRP (HUIZE) CO LTD

Intelligent phellinus igniarius cultivation method based on environmental parameter regulation and control

The invention discloses an intelligent cultivation method for phellinus igniarius based on environmental parameter regulation and control, and particularly relates to the cross technical field of intelligent agriculture and fungus cultivation, and the method comprises the following steps: constructing a phellinus igniarius growth prediction model; respectively setting differentiated target environment parameter range sets for a mycelium development period, a primordium formation period and a sporocarp growth period; in the cultivation process, environmental data are monitored in real time and input into the model to obtain a predicted growth state, and a regulation and control instruction is generated by comparing the predicted growth state with an expected state, so that environmental parameters are maintained in a target range; when the mycelium reaches physiological maturity, a sporocarp differentiation program is automatically triggered, and an environment target is switched; in the later growth period of the sporocarp, morphological characteristics are analyzed through images and compared with standard morphological characteristics, if the deviation exceeds a threshold value, a parameter optimization instruction is generated, and an environment parameter set for optimizing the growth period of the sporocarp is fed back. Precision, automation and intelligence of phellinus igniarius cultivation are achieved, and the yield and quality are improved.
Owner:SHANXI FUNCTIONAL FOOD RES INST OF SHANXI AGRI UNIV +2