138results about How to "Guaranteed normal growth" patented technology

The invention provides a southern red soil dry land deacidification soil conditioner and a preparation method thereof, and belongs to the technical field of soil conditioners. The preparation method comprises the following steps: embedding bacillus subtilis, bacillus licheniformis and bacillus amyloliquefaciens to prepare bacterial microspheres, adding the bacterial microspheres into gel formed by carboxymethyl chitosan and silk fibroin peptide to prepare sustained-release bacterial microsphere gel, uniformly mixing the sustained-release bacterial microsphere gel with porous silicon dioxide loaded with basalt and charcoal, and drying to prepare the acid-reducing soil conditioner for the southern red soil dry land. The acid-reducing soil conditioner for the southern red soil dry land not only improves the pH value of the soil, but also can loosen the soil and improve the air permeability of the soil to a certain extent, and promotes the absorption of crops to moisture and nutrient elements by improving the physical and chemical properties of the soil, so that the normal growth of the crops is ensured, and the acid-reducing soil conditioner has a wide application prospect.

The invention discloses a comprehensive ecological regulation and control method for compound diseases and insect pests of field crops, relates to the technical field of agricultural disease and insect pest control, and aims to solve the technical problems that various technologies are not effectively matched for use and the control effect is poor in the current control method. Comprising the following steps: investigating the current insect pest occurrence type and occurrence degree of crops, and counting data; according to the method, a beneficial farmland ecological environment is created through ecological regulation and control, for example, special plants are planted to repel and introduce beneficial insects; physical prevention and control means are adopted, for example, trapping with trapping belts can be customized for research and development, sex pheromone trapping and pest mating rhythm are combined, and light trapping selects wavelength according to pest phototaxis; through chemical prevention and treatment, on the basis of selecting low-toxicity pesticides and pesticide application technologies, the pesticide application time and dosage are accurately grasped, and pollution is reduced. According to the invention, a plurality of prevention and control means supplement each other, so that diseases and insect pests can be effectively handled under the condition of conforming to the sustainable agricultural development concept, and the growth of crops is guaranteed.

The utility model discloses a side slope protection structure, and relates to the technical field of side slopes. The slope comprises a slope body, a concrete slope layer is arranged on the outer surface of the slope body, a groove is formed in the top of the concrete slope layer, a water storage tank is formed in the concrete slope layer, the groove and the water storage tank communicate with a flow channel, and a plurality of planting grooves are formed in the slope surface of the concrete slope layer in an array mode; the planting groove is filled with a soil layer for planting vegetation; the water storage tank is formed in the concrete slope layer, the water storage tank is communicated with the groove through the flow channel, accumulated water on the road surface can be collected and stored, the sponge rod is connected between the water storage tank and the planting groove, water in the water storage tank is automatically supplied to the soil layer through the water absorption of the sponge rod, normal growth of green vegetation is ensured, and the service life of the planting groove is prolonged. And meanwhile, the stored water source is used for automatically supplying water, the irrigation interval is prolonged, the irrigation frequency is reduced, and therefore the practicability is improved.

The invention belongs to the technical field of biological agriculture, and particularly relates to a method for promoting growth of natural calculus bovis by using a novel small molecule peptide combination, which comprises the following steps: selecting a plurality of small molecule peptides with specific functions, and mixing the small molecule peptides according to a specific proportion to form a small molecule peptide combination with a synergistic effect. The growth of the natural calculus bovis can be effectively promoted, and the yield and the quality of the natural calculus bovis are improved. Meanwhile, the method disclosed by the invention has relatively high safety and has a wide prospect in practical application. Animal experiment data further verifies the effectiveness and safety of the method.

The invention discloses a process for repairing damaged soil ecology by lincomycin waste liquid fertilizer, and relates to the technical field of soil remediation, which comprises the following specific steps: step 1, screening and culturing microbial decomposition flora, the invention has the following advantages: through the chelation of the polyaspartic acid derivative on metal ions and the promotion effect on nutrient absorption, the release and transmission of nutrients are precisely regulated and controlled, so that crops can absorb and utilize the nutrients more efficiently; the nano composite material and the specific biological stimulant containing various beneficial microbial strains and natural plant extracts are jointly fused into the liquid fertilizer, the microbial strains in the specific biological stimulant activate the soil biological environment, the natural plant extracts assist plant growth to resist diseases, and the nano composite material and the natural plant extracts have a synergistic effect, so that the liquid fertilizer has a good application prospect. Physicochemical properties and biological activity of soil are optimized, excellent soil micro-ecology is created for plant growth, healthy and strong growth of plants is promoted, and restoration of damaged soil is enhanced.

The present invention provides a method and system for preventing and controlling crop diseases and insect pests, including: sampling and photographing crops to obtain a plurality of frames of sampling images, obtaining disease and insect pest information corresponding to each crop through initial identification, analyzing the disease and insect pest level and disease and insect pest type corresponding to each crop according to basic characteristics of each crop in combination with the corresponding disease and insect pest information, establishing a prevention and control plan for each crop in combination with the corresponding disease and insect pest level and disease and insect pest type, collecting prevention and control effect information corresponding to each crop in different prevention and control cycles when implementing the prevention and control plan, improving and displaying the prevention and control plan based on the prevention and control effect information, generating a disease and insect pest control method according to the actual growth conditions and disease and insect pest conditions of the crops, controlling the spraying amount of pesticides while ensuring the growth of the crops, and effectively improving the yield and quality of the crops.

The invention discloses a solar cell, a preparation method thereof and a photovoltaic module. The preparation method comprises the following steps: providing a silicon wafer; forming a doping structure on the surface of the silicon wafer; forming a patterned mask on the doped structure; forming a dielectric layer on the surface of the doping structure and the surface of the mask; the mask and the dielectric layer on the surface of the mask are removed, and a window penetrating to the doping structure in the thickness direction of the silicon wafer is formed in the dielectric layer; and preparing an electrode in contact with the doping structure at the window of the dielectric layer. According to the method, the patterned mask is prepared firstly, then the dielectric layer is deposited, and the mask is removed to form the window, so that the damage caused by windowing of the dielectric layer by adopting processes such as laser can be remarkably reduced, the growth of a subsequent electrode is ensured, a metalized structure with excellent electrical performance can be obtained, and the battery efficiency and the module power are improved.

The invention belongs to the technical field of saline-alkali soil improvement, particularly relates to a saline-alkali soil improver and a use method thereof, and provides the following scheme aiming at the problems that an existing saline-alkali soil improver cannot remarkably improve the soil structure of saline-alkali soil with the high salinization degree, consequently, the soil water stability is low, and plants are difficult to grow normally. The flue gas desulfurization gypsum comprises the following raw materials in parts by weight: 800-1200 parts of flue gas desulfurization gypsum, 10-60 parts of aluminum sulfate and 20-70 parts of an organic material, through use of the desulfurized gypsum, aluminum sulfate, an organic material, sodium lignin sulfonate, ammonium sulfate, carbamide, acrylic acid, chitosan, a dispersant, a biological agent, a wormcast fermentation broth, wood vinegar, calcium silicate, alginic acid, polysaccharide, hydrogel, plant peptide and polyurethane, the saline-alkali soil structure with a high salinization degree is significantly improved; the soil water stability is effectively improved, and the normal growth of plants is ensured.

The invention discloses a sodium ion battery preparation method and device integrated with temperature monitoring and a medium, and relates to the technical field of energy storage equipment.The sodium ion battery preparation method comprises the steps that the importance degree coefficient of a thermosensitive high-temperature-resistant sensor, an intra-region monitoring temperature difference value, a region thermal imbalance index and a region temperature mean value are collected, a data analysis model is established, and a region evaluation coefficient is generated; the method comprises the following steps: determining a preset area to be adjusted according to a preset area threshold value, comparing the preset area threshold value with a preset area threshold value to obtain a comparison result, determining a preset area to be adjusted according to the comparison result, counting the number of the preset areas to be adjusted and a corresponding area evaluation coefficient, and counting the number of the preset areas not to be adjusted and a corresponding area evaluation coefficient to obtain an area adjustment result; and the adjusted preset area is counted and compared with the adjustment threshold value, power distribution prediction analysis is conducted through a time sequence model according to the comparison result, the area temperature control state and monitoring precision are accurately evaluated, surplus supplementary heat energy is avoided, and resources are saved.

According to the solanaceous seedling raising facility and the solanaceous seedling raising method provided by the invention, the intelligent environment regulation and control system of the facility can accurately adjust various environmental factors in the seedling raising treatment chamber, meet the requirements of seedlings at different stages, optimize growth conditions and improve the seedling raising efficiency and uniformity. Meanwhile, resources such as water and fertilizer can be precisely put in the system, and waste is reduced. An automatic seedling raising processing system in the facility can automatically execute operations such as sowing and grafting according to the breeding progress, so that the working efficiency is improved, and the labor intensity of workers is reduced. Meanwhile, the invention further provides a matched seedling raising method. According to the method, an automatic seedling raising treatment system is utilized, the seedling raising task can be automatically, continuously and rapidly completed, and errors generated by manual operation are reduced. For example, the visual module can quickly position the grafting part, shorten the adjustment time, accelerate the grafting speed, realize the process standardization and guarantee the grafting quality.

The utility model discloses a wheat and corn triangular final singling interplanting close planting planter, which comprises a traction frame, a land wheel and seeding monomers, the seeding monomers perform small double-row triangular final singling mode seeding during seeding, at least two seeding monomers are arranged on the traction frame side by side through a four-bar linkage, the land wheel is connected with the traction frame through a connecting frame, and the land wheel is connected with the traction frame through a connecting frame. The land wheel is linked with a transmission through a transmission mechanism, the transmission drives the seeding monomers to synchronously rotate through a driving mechanism to realize seeding operation, and the distance between the seeding monomers is matched with a corn interplanting area reserved during wheat planting and seeding; the sowing machine is improved on the basis of an existing sowing machine, a small double-row triangular final singling sowing mode is adopted for corn sowing in a corn interplanting area reserved during wheat sowing, the wheat and corn interplanting mode is optimized, the corn sowing density is increased, the interplanting land utilization rate is increased, and the yield is increased.

The invention discloses a forestry seedling raising device which comprises a seedling raising plate, a plurality of placing holes are evenly formed in the seedling raising plate, mounting grooves are formed in the front side and the rear side of each row of placing holes, mounting holes communicated with the placing holes are formed in the mounting grooves, and bag cutting assemblies are detachably mounted in the front mounting groove and the rear mounting groove of the placing holes in the same row. The bag cutting assembly comprises a supporting rod, handles, mounting blocks and blades, the supporting rod is arranged in the mounting groove, the two handles are mounted at the two ends of the supporting rod respectively, the number of the mounting blocks and the blades is equal to that of the placing holes in the same row, the mounting blocks are slidably connected into the mounting holes, one end of each mounting block is connected to the supporting rod, and the other end of each mounting block is connected to the blade. The other end of the mounting block is connected to the blade. The bag cutting assembly can cut the seedling raising bag in the lifting process, the seedling raising bag can be conveniently taken down in the transplanting process, certainly, if a decomposable seedling raising bag is used, the seedling raising bag can not be taken down, the root system of a sapling can grow out from the separated position, and growth of the sapling is guaranteed.

The invention discloses a garden landscape simulation method based on virtual reality technology and three-dimensional visualization, which obtains three-dimensional point cloud data of garden terrain and generates a three-dimensional grid model; calculates the slope value of each block grid of the three-dimensional grid model, generates a slope matrix of the three-dimensional grid model, clusters the block grids belonging to the same slope value interval into similar sub-blocks; sorts the terrain slope interval corresponding to each similar sub-block from small to large, selects the adapted plant species according to the illumination condition of the sorted terrain, and predicts the photosynthetic rate value of the plant species based on the photosynthetic rate prediction model; calculates the number of plants planted in the terrain according to the area of ​​the terrain corresponding to each sub-block and the photosynthetic rate value of the plant in the terrain; simulates planting on the three-dimensional grid model, and performs garden landscape virtual reality display on the three-dimensional grid model based on virtual reality technology. The invention can carry out targeted design of different slope areas of garden landscape.

The invention discloses a gas control system and method in a crystal growth furnace, in the gas control system in the crystal growth furnace, a second pipeline and a third pipeline are both communicated with the crystal growth furnace, inert gas is introduced into the crystal growth furnace through the second pipeline, nitrogen is introduced into the crystal growth furnace through the third pipeline, and the gas in the crystal growth furnace is controlled. Normal growth of the crystal in the crystal growth furnace is ensured; an output pump and a monitoring module are arranged on the first pipeline, the output pump is started to extract mixed gas in the crystal growth furnace through the first pipeline, and the proportion of nitrogen in the mixed gas is detected through the monitoring module; at least one of the second pipeline and the third pipeline is provided with a control valve, so that the opening degree of the corresponding control valve can be adjusted according to the nitrogen proportion detected by the monitoring module, the proportion of nitrogen in the crystal growing furnace is adjusted, and the concentration of the nitrogen in the crystal growing furnace is adjusted; therefore, the nitrogen concentration in the crystal growth furnace is stabilized in a specified range, and the resistivity uniformity and the qualified rate of crystals are improved.

The invention relates to the technical field of land reclamation, in particular to farmland surface leveling equipment which comprises a base, and a soil loosening unit, a collecting unit, a flattening unit and a plurality of rollers are arranged on the base; the soil loosening unit comprises a first rotating shaft and a driving part, a plurality of rows of soil breaking thorns are arranged on the first rotating shaft, sleeves are arranged on the soil breaking thorns in a sliding and sleeving mode, and each row of sleeves are jointly connected with the same connecting rod; a guide rail in sliding fit with the connecting rod is arranged on the base; the collecting unit comprises a first material collecting box and a second material collecting box, the first material collecting box and the second material collecting box are arranged at intervals with the ground, and the first material collecting box is located in front of the soil loosening unit and used for collecting stones which are stirred forwards by the soil breaking thorns to fly up; the second material collecting box is positioned behind the soil loosening unit and is used for collecting soil which is pushed by the sleeve and falls off from the soil breaking thorns; the flattening unit comprises a pressing roller. According to the application, the flatness of the farmland surface can be improved, and normal growth of crops is ensured.

The utility model discloses a seed culture device, which solves the problems that the existing seed culture temperature is not easy to adjust and the seeds cannot be watered in time, and comprises a culture room, a plurality of culture frames are arranged in the culture room, the culture frames are clamped in the culture room through clamping pieces, and a water tank is arranged at the bottom of each culture frame. The water tank is connected with the culture frame through a first connecting pipe and a second connecting pipe, and the first connecting pipe and the second connecting pipe are connected to the two sides of the culture frame respectively; a circuit box is fixedly arranged at the inner top of the culture room, a heating illuminating lamp is fixedly arranged at the bottom of the circuit box, and a temperature detection probe is fixedly arranged on one side of the bottom of the circuit box; a moving mechanism is fixedly mounted at the bottom of the culture chamber. When the temperature is too high, heat can be quickly discharged through the exhaust fan, and when the temperature is too low, the interior of the cabin body can be heated by turning on the illuminating lamp, so that normal growth of seeds is guaranteed.

The utility model relates to an adjustable agricultural planting greenhouse which comprises a greenhouse body, a main motor is arranged on one side of the upper portion of the greenhouse body, the output end of the main motor is connected with a first transmission shaft, the outer portion of the first transmission shaft is connected with an upper rubber baffle, one end of the upper rubber baffle is fixedly connected with a positioning block, and one side of the positioning block is provided with a connecting rope. The other end of the connecting rope is connected with a second transmission shaft, and the other end of the second transmission shaft is connected with the output end of the auxiliary motor. The upper rubber baffle and the side rubber baffles are arranged on the upper portion and the two sides of the greenhouse body respectively, the upper rubber baffle and the side rubber baffles can move to be rolled or unfolded from the greenhouse body, crops can fully receive light, normal growth of the crops is kept, meanwhile, the humidifiers are arranged on the two sides of the lower portion of the greenhouse body, the humidifiers can humidify the interior of the greenhouse body, and the humidity of the interior of the greenhouse body is improved. The humidity in the greenhouse body is kept, and the situation that the humidity in the greenhouse body is reduced and crop growth is affected when the heating box heats the interior of the greenhouse body is prevented.

The utility model relates to the technical field of vegetable seedling planting, and discloses a vegetable planting groove capable of automatically adjusting a planting angle, which comprises a planting frame, a plurality of strip-shaped planting plates are arranged on the front side and the rear side of the planting frame, and a drip irrigation assembly is arranged on one side of the planting frame; the planting frame comprises a bottom frame and a conical frame fixed to the upper end of the bottom frame, and a plurality of adjusting supports are fixedly connected to one side of the front end and one side of the rear end of the conical frame. According to the utility model, the strip-shaped planting plates are obliquely distributed on the planting frame in the vertical direction, so that vegetable seedlings in each strip-shaped planting plate can be in full contact with sunlight, and the growth of the vegetable seedlings is facilitated; meanwhile, one end of the strip-shaped planting plate can be inclined through the adjusting support, so that vegetable seedlings can be in better contact with sunlight, and growth of the vegetable seedlings is promoted; and drip irrigation can be performed on the vegetable seedlings in the strip-shaped planting plates through the drip irrigation assembly, so that normal growth of the vegetable seedlings is ensured.

The utility model provides a high and cold arid region crop water and fertilizer integrated intelligent fertilizer applicator, which relates to the technical field of agricultural irrigation equipment, and comprises an intelligent fertilizer applicator, the side surface of the intelligent fertilizer applicator is connected with a discharge pipe, one end of the discharge pipe is connected with a pump machine, the side surface of the pump machine is connected with a connecting pipe, one end of the connecting pipe is connected with a spraying pipe, and the other end of the connecting pipe is connected with a water pump. A plurality of nozzles are distributed at the bottom of the spraying pipe, two fixing rings are arranged on the outer side of the spraying pipe, bolts penetrate through the two ends of the fixing rings, nuts are movably arranged on the outer sides of the bolts, and side supporting plates are movably connected to the outer sides of the nuts. The fixing ring is arranged on the outer side of the spraying pipe, the bolt penetrates through one end of the side supporting plate and one end of the fixing ring, by rotating the nut, the nut drives the side supporting plate to ascend and descend, the side supporting plate provides lateral supporting for the fixing ring, the second limiting screws are distributed at the bottom of the side supporting plate, and stable supporting can be provided.

The utility model discloses a seedling cultivation device for citrus planting, which comprises a heat preservation box body, a water tank fixedly connected to the heat preservation box body, a liquid inlet pipe fixedly connected to the water tank, a controller installed on the water tank, a humidity sensor installed on the heat preservation box body, an illumination sensor installed on the heat preservation box body and an illumination lamp installed on the heat preservation box body. Two first fixing frames are fixedly connected to the exterior of the heat preservation box body, water pumping devices are fixedly installed on the first fixing frames, two second fixing frames are fixedly connected to the exterior of the heat preservation box body, filters are fixedly installed on the second fixing frames, first water conveying pipes are connected between the filters and the water tank, and second water conveying pipes are connected between the filters and the water pumping devices. A water sprayer is fixedly installed on the heat preservation box body. The illumination sensor is used for detecting the illuminance in the heat preservation box body, when the illumination sensor detects that the illumination in the heat preservation box body is insufficient, the illumination lamp is controlled to work, and the artificial light source is used for supplementing illumination.

The utility model discloses a tomato planting climbing frame, and relates to the technical field of climbing frames. The climbing device comprises three climbing rods, two adjusting rods are fixedly installed on the outer sides of the climbing rods, a plurality of trapezoidal adjusting clamping grooves are formed in one sides of the adjusting rods, telescopic grooves are formed in the bottoms of the climbing rods, and telescopic rods are movably installed in the telescopic grooves. The bottom of the telescopic rod is provided with a spinning type expanding claw anchoring assembly used for improving stability and wind resistance, by arranging the climbing rod, vertically upward climbing attachment is provided for tomato plants, the weight and pulling force in the plant growth process are borne, and the climbing rod is a basic framework of the whole planting climbing frame; according to the spinning type expanding claw anchoring assembly, through cooperation of a threaded sleeve, a movable ring, a movable claw and other components, when the threaded sleeve is rotated, the movable claw is driven to expand towards the periphery and be inserted into soil, the contact area and friction force between the movable claw and the soil are increased, the stability and wind resistance of the climbing frame are remarkably improved, the frame body is prevented from inclining and collapsing, and safe growth of plants is protected.

The utility model relates to fish culture equipment technical field discloses a multilayer formula water circulation pool equipment for freshwater fish interim culture, including support, the top and inboard bottom of support all are fixedly connected with pool body, the inboard bottom of two pool bodies all is provided with oxygenation mechanism, the bottom right side of two pool bodies all is provided with filter mechanism, the top left side front of support is provided with sterilization mechanism, the sterilization mechanism is used for the disinfection of fish pond, the bottom right side of two pool bodies all is provided with sewage treatment mechanism, the sewage treatment mechanism is used for cleaning the sludge accumulation, the front side of two pool bodies all is provided with observation mechanism, the sewage treatment mechanism includes two baffle. In the utility model, the top sludge falls to the filter frame and is stopped by the filter screen to realize separation, opens the electromagnetic valve to discharge pool water after plugging back the baffle, the cleaning work of isolation type, avoid producing local strong water flow to disturb fish, guarantee the normal growth and interim culture quality of fish.

The invention discloses a light and simple mechanical potato planting device and method in the technical field of agricultural planting, and the method comprises the following steps: 1, selecting and preparing a land, and carrying out deep ploughing and fine soil preparation by adopting a rotary cultivator 3-4 days before sowing, with the rotary tillage depth being 25-30 cm; 2, seed potatoes are prepared, and the cut seed potatoes are subjected to seed dressing treatment after being diced; 3, preparing a base fertilizer containing phoxim for preventing and treating underground pests; 4, a light and simple potato planting device is used for carrying out compartment opening and ridging, the sowing depth is accurately controlled, and when base fertilizer is applied, compound fertilizer is applied at intervals to seed potatoes, so that bud burning and seed rotting are avoided; 5, medium-term management, wherein 5-7.5 kg of urea is applied per mu according to the seedling condition for seedling lifting. The potato ridger is efficient and practical, manpower consumption of potato sowing, fertilizing and ridging is reduced through mechanical application, the structure of the ridging shovel is optimized, the planting efficiency and quality are improved, potato planting is simplified and efficient, labor intensity and planting cost are reduced, and the planting efficiency and quality are improved.

The present invention discloses a greening seedling fixing device, comprising two fixing rings, wherein the two ends of the two fixing rings are connected by fixing pieces, the two fixing rings are located at the outside of the greening seedling trunks, and the inner circles of the two fixing rings are provided with fixing mechanisms for fixing the greening seedling trunks. In this greening seedling fixing device, the fixing mechanism can be adjusted according to the growth and development of the trunks, and there is no need to disassemble the entire device. The protective plates connected to the fixing mechanism can protect the trunks while fixing the greening seedlings. At the same time, when it rains a lot, the protective cover can detect rainwater, and while detecting, as the rainwater increases, the two protective plates can be moved in a direction away from the trunk, effectively preventing the trunk from being over-wet due to the wrapping of the protective plates.

This invention discloses an eelgrass sowing device with a compaction function, relating to the field of eelgrass sowing technology. It includes a support frame, a guide frame fixedly connected to the support frame, a fixing block fixedly connected to the support frame, a first fixing frame fixedly connected to the fixing block, a second rotating rod and a third rotating rod rotatably connected between the support frame and the first fixing frame, and transmission between the second and third rotating rods via a Geneva drive. A third mounting frame and a storage frame are fixedly connected to the support frame via connecting rods. The third mounting frame is rotatably connected to symmetrical rotating transmission rods, and a limit frame is fixedly connected to the rotating transmission rod near the storage frame. This invention intermittently guides the eelgrass seedlings carried in the storage frame downwards through the rotation of the limit frame. The use of the Geneva drive during transmission enables intermittent feeding, coordinating with subsequent planting steps, and improving the efficiency of seedling planting through mechanical transmission.

The utility model discloses an internet-of-things real-time monitoring device for preventing insect pests of bergamot pears, which relates to the field of insect pest prevention and monitoring and comprises a base and a supporting plate. The lifting mechanism is arranged on the base and comprises a lifting plate movably connected with the supporting plate; the monitoring mechanism is arranged on the base and comprises a trapping assembly and a monitoring assembly which are installed on the two sides of the lifting plate, the trapping assembly comprises two trapping boxes arranged on the two sides of the lifting plate and two trapping lamps arranged on the two trapping boxes respectively, and the monitoring assembly comprises a fixing box installed on the trapping boxes and a camera arranged in the fixing box. According to the internet-of-things real-time monitoring device for bergamot pear insect pest prevention, insects in a bergamot pear orchard are trapped through the trapping lamp and enter the trapping box, the insects are shot through the camera, shooting results are transmitted to the storage device, and then the shooting results are transmitted to the monitoring terminal through the wireless transmitter.

The utility model discloses a timed feeding device for poultry breeding, which relates to the technical field of poultry breeding feeding and comprises a feeding frame, a driving mechanism is arranged at the bottom of one end of the feeding frame, a mounting frame is arranged in the feeding frame, a plurality of feed guide grooves are formed in the top of the side wall of the mounting frame, and feed containing ports connected with the feed guide grooves are formed in the bottom of the mounting frame. A discharging mechanism is arranged at the top in the feeding frame, and a material barrel is arranged in the middle of the top end of the discharging mechanism. According to the automatic feeding device, the driving mechanism and the discharging mechanism are arranged in a matched mode, so that poultry feed can be automatically, accurately and quantitatively fed, manual participation is not needed in the feeding process, labor force is reduced, the poultry feeding quality is guaranteed, the feeding efficiency is improved, and the feeding cost is reduced.

This utility model relates to the field of film winding technology, and more particularly to an intelligent electric film winding machine, comprising: a mechanical drive mechanism, which includes a motor housing, a winding motor housed within the motor housing, a gearbox connected to the output end of the winding motor, and a rotating shaft driven to rotate by the gearbox; and a control mechanism, which includes a control housing and a control motherboard disposed within the control housing, on which a signal processing unit and a 4G communication module are integrated. This utility model, by setting up a control motherboard integrating a 4G communication module and a signal processing unit, solves the technical problem that traditional equipment cannot be remotely intelligently controlled and interact with data, achieving the technical effect of building the core of the Internet of Things and realizing comprehensive remote management.

The utility model provides a crop insect pest prevention illumination regulation and control greenhouse structure, which relates to the technical field of greenhouse illumination regulation and control, and comprises a greenhouse wall body, an illumination regulation and control assembly is arranged at the top end of the greenhouse wall body, the illumination regulation and control assembly comprises a mounting frame welded on the upper side of the greenhouse wall body, and rolling bins are arranged at the left end and the right end of the mounting frame. A winding rod is mounted in the right side of the winding bin, shading cloth is wound on the surface of the winding rod, a connecting frame is welded to the bottom end of the mounting frame, a rotating shaft is mounted on the inner side of the connecting frame, and a mounting plate is connected to the lower side of the rotating shaft. By arranging the illumination regulation and control assembly, a connecting belt drives shading cloth to be wound to an adjusting rod by rotating the adjusting rod, so that the bottom of a mounting frame is shielded through the shading cloth, light is prevented from irradiating into the greenhouse, when illumination needs to be increased, a winding rod is rotated, the shading cloth is wound and recycled to the winding rod, and therefore the light enters the greenhouse.

The present invention provides a 5-methyluridine producing strain and a construction method and application thereof, wherein the strain utilizes CRIPSR / Cas9 gene editing technology to produce E.coli On the UR12 genome, the artificial promoter P BBa_j23114 Replacement of uridylate kinase gene pyrH The natural promoter of umpH , umpG and no Gene, to ensure bacterial growth while enhancing the accumulation of 5-methyluridine; heterologous introduction and multiple copies of flavin-dependent thymidylate synthase gene thyX , overexpression of alkaline phosphatase gene phoA, Synergistically enhance the 5-methyluridine synthesis pathway; finally, overexpression of the serine hydroxymethyltransferase gene glyA, The supply of CH2-THF, the coenzyme of the key enzyme ThyX, is maintained, and the obtained strain has good genetic stability, high fermentation yield, and can stably produce 5-methyluridine.