385 results about "Biofertilizer" patented technology

The invention belongs to the field of agricultural chemistry and bio-fertilizer, and discloses a fertilizer synergist based on polyaspartic acid, alginate oligosaccharide and mannan oligosaccharide and a preparation method of the fertilizer synergist. According to the synergist, polyaspartic acid derived from plant source amino acid, alginate oligosaccharide extracted from natural brown algae and mannan oligosaccharide extracted from plants are used as main raw materials, and the polyaspartic acid, the alginate oligosaccharide and the mannan oligosaccharide cooperate to form an induction-complexation-adsorption three-effect-in-one mechanism, wherein the alginate oligosaccharide and the mannan oligosaccharide induce plant root activity and stress resistance gene expression; the polyaspartic acid is dominated to form a multi-point weak complex network, so that slow release and controlled release of nitrogen and potassium ions are realized; the three components cooperate on the surface of soil colloid to form an adsorption layer, and nutrient leaching loss is reduced. The preparation process adopts a green process of'enzymatic pretreatment-segmented complexing-low-temperature forming ', so that the oligosaccharide activity is maintained, and the use of an organic solvent is avoided. The obtained synergist can significantly improve the nitrogen utilization rate and the root activity and prolong the fertilizer efficiency period, and is suitable for green and efficient agricultural production of various crops.

The invention discloses a power grid tower footing area vegetation restoration method based on biological source humic acid and application of the power grid tower footing area vegetation restoration method, and belongs to the technical field of ecological restoration and soil treatment. The technology aims at solving the problems of soil erosion and loss caused by environmental disturbance conditions such as vegetation damage in power grid construction, and the technical scheme mainly comprises the steps of adopting a soil improvement technology based on HFA or combining the HFA with other bio-fertilizers for use, and configuring a formula for plants suitable for planting and a vegetation management strategy. The method mainly comprises the following steps: measuring various physical and chemical factors of a soil sample around a tower footing, comparing the physical and chemical factors with an average (normal) value of local soil, and formulating the HFA use amount and concentration according to the results; investigating site conditions such as local weather, terrain, soil properties and the like, native plants and suitable plants, and formulating a plant planting formula and a comprehensive vegetation management scheme capable of iteratively growing in different seasons. According to the method, the vegetation restoration speed and environmental protection are both considered, and vegetation restoration and ecological environment improvement can be rapidly achieved.

The invention relates to the technical field of crushing and crushing, and discloses a dynamic stress regulation and control method in a biological fertilizer crushing process, which comprises the following steps: injecting detection pulse airflow into a crushing cavity and collecting an acoustic reverberation signal of the detection pulse airflow; calculating an energy attenuation rate characteristic value from the signal, and dynamically adjusting an analysis frequency band and a regulation and control threshold value of the signal in combination with a material humidity and rotating speed signal obtained in real time; and finally, according to a comparison result of the characteristic value and a dynamic regulation and control threshold value, carrying out closed-loop regulation and control on operation parameters of the crusher. According to the method, a regulation and control mode for directly monitoring and regulating and controlling the energy utilization efficiency in the crushing cavity is constructed, the problem of hidden energy waste caused by excessive interaction or wall surface retention of the materials is avoided, the method can actively adapt to changes of the humidity of the materials and the rotating speed of equipment, and the regulation and control accuracy is guaranteed.

The invention discloses a salt-tolerant brevibacillus for promoting growth and preventing and controlling plant diseases and application of the salt-tolerant brevibacillus. The brevibacillus halotolerans T101 is preserved in the Guangdong Microbial Culture Collection Center (GDMCC) on July 23, 2025, and the preservation number of the brevibacillus halotolerans T101 is GDMCC No: 66731. The brevibacillus halotolerans T101 is preserved in the Guangdong Microbial Culture Collection Center (GDMCC) on July 23, 2025. The strain T101 disclosed by the invention can effectively antagonize plant pathogenic fungi peronophythora litchii and plant pathogenic bacteria such as pseudomonas syringae, xanthomonas campestris, citrus canker pathogen and ralstonia solanacearum, can generate siderophores and plant growth hormone IAA, and can remarkably promote the growth of tomato root systems in a pot experiment. Therefore, the strain T101 can be used for preparing microbial preparation products for preventing and treating plant diseases and promoting plant root growth, and has important application potential in the aspects of microbial agents, biological fertilizers and the like for promoting plant growth and development.

The invention relates to the technical field of microorganisms, and particularly provides application of bacillus amyloliquefaciens BA-89 in crop growth promotion and verticillium dahliae antagonism. The strain is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC No.36498. The strain can secrete multiple extracellular enzymes (including protease, amylase, cellulase and glucanase), has the growth promoting characteristics of producing ammonia, dissolving potassium and the like, and can tolerate high temperature and ultraviolet stress; the compound has a remarkable antagonistic effect on various plant pathogenic bacteria (such as verticillium dahliae, fusarium oxysporum and phytophthora capsici); by inoculating the strain on cotton, the plant growth can be obviously promoted, the plant height, stem diameter, root length, leaf area and biomass are improved, and meanwhile, the disease index of verticillium wilt and the colonization amount of pathogenic bacteria at the root are effectively reduced. The strain disclosed by the invention can be used as a biological fertilizer and a biological pesticide, is used for cotton cultivation and disease prevention and control, and has a wide application prospect.

The invention discloses bacillus velezensis B127 and application thereof, the bacillus velezensis is preserved in China Center for Type Microbiological Culture Collection, the preservation number is CCTCC NO: M 20252878, the preservation date is December 15, 2025, the classification name is bacillus velezensis B127, and the preservation address is Wuhan University, Hubei Province. The bacillus velezensis B127 has a remarkable inhibition effect on various tobacco fusarium pathogenic bacteria, has good phosphorus and potassium solubilizing capacity, generates hydrolase related to inhibition of pathogenic bacteria and generates siderophore and indoleacetic acid for promoting plant growth, is a biocontrol bacterium with excellent comprehensive performance, and can be widely applied to the field of biological control. The method has good development and application prospects in the fields of agricultural disease control, soil improvement, microbial fertilizers and the like.

The invention discloses a phycomycete composite biological fertilizer for an arid loess area as well as a preparation method and application of the phycomycete composite biological fertilizer, and belongs to the technical field of biological fertilizers. The phycomycete composite biological fertilizer is prepared from nitrogen-fixing anabaena and acinetobacter, counted by a single cell, the total viable count of the anabaena azotica is greater than or equal to 1.0 * 10 < 6 > CFU / mL, and the total viable count of the acinetobacter is greater than or equal to 1.0 * 10 < 7 > CFU / mL. Experiments prove that the phycomycete composite biological fertilizer can significantly improve the germination potential and germination rate of crop seeds, promote seedling growth, improve the nutritional quality of crops and reduce the death rate of seedlings, is suitable for various crops such as wheat, Shanghai Qing and peas, and has important application value in agricultural production in arid regions.

The invention relates to a composite microbial fertilizer with a saline-alkali soil improvement effect and a preparation method thereof, and belongs to the technical field of microbial fertilizer preparation, the fertilizer comprises the following raw materials by mass: 10-30 parts of modified charcoal, 5-8 parts of a microbial agent, 30-50 parts of an inorganic fertilizer, 10-20 parts of a soil improvement agent and 3-5 parts of other auxiliary agents; wherein the modified biochar is obtained by performing segmented heat treatment modification on animal husbandry wastes; the microbial agent is obtained by immobilizing compound microorganisms by using sodium alginate gel reinforced by a mineral filler and micron-sized charcoal powder. The prepared fertilizer has the effects of improving crop quality and crop yield and improving saline-alkali soil.

The invention discloses a controlled-release fertilizer containing microorganisms and fermentation products thereof as well as a preparation process and application of the controlled-release fertilizer, and belongs to the technical field of bio-organic fertilizers. According to the invention, pediococcus acidilactici, klebsiella oxytoca and pseudomonas sp. With high efficient growth-promoting effects are screened, and the active strains and fermentation products thereof act on soil together to fix nitrogen, solubilize phosphorus and solubilize potassium, so that continuous nutrient supply is provided for crops. A fermentation product obtained by mixing the three strains according to the equal proportion is added, and active substances such as organic acid and polysaccharide are efficiently accumulated in fermentation liquor. The composite carrier composed of starch, humic acid and bentonite is added, trace elements are added, the stress resistance inducer is added, all the raw materials act together, the growth of tobacco is promoted, the use amount of chemical fertilizer is reduced, the content of potassium in tobacco leaves is increased, the quality of the tobacco leaves is improved, and the defects that an existing biological fertilizer is not high in specificity and not obvious in use effect are overcome.

The utility model discloses a water body purification device for basin treatment, which comprises a mounting pipe, the top of the mounting pipe is provided with a purification assembly, the purification assembly comprises a support frame rotationally connected with the outer wall of the top of the mounting pipe, the bottom of the outer wall of the circumference of the support frame is fixedly sleeved with a gear ring, and the outer wall of the circumference of the mounting pipe is fixedly provided with a motor. A gear is coaxially fixed to the output end of the motor, the gear is meshed with the gear ring, a guide groove is fixedly formed in the circumferential outer wall of the mounting pipe, a groove in the guide groove is obliquely and downwards formed, a scraping plate is fixedly connected to the outer wall of one side of the guide groove, and the supporting frame is slidably sleeved with a filter screen. The device is used for treating and purifying blue-green algae in a watershed water body, pumping water from a polluted water area, cleaning the surface of the filter screen through continuous rotation of the filter screen in the water body purification assembly, and purifying and scraping off fine blue-green algae to prepare a biological fertilizer, so that the water body is cleaned, and the water quality is improved at the same time.

The invention discloses a method for improving soil fertility of an orchard in a Yellow River old lane area. The orchard is covered with green grass; after the fruits are harvested and before leaves fall, a first fertilization ditch is dug at a crown water drip, and smashed straw, base fertilizer and surface soil are sequentially laid in the first fertilization ditch from bottom to top; meanwhile, digging 3-4 radial second fertilization ditches according to a water drip from a trunk to a crown, sequentially laying dry branches and fallen leaves, wheat straws and livestock and poultry manure in the second fertilization ditches from bottom to top, and putting earthworms into surface straws of the second fertilization ditches; a humic acid-containing water-soluble fertilizer is applied in a drip irrigation manner during topdressing. Therefore, through the synergistic effect of multiple technical measures such as orchard grass covering, organic fertilizer layer application, earthworm density increasing and bio-fertilizer application increasing, a benign soil ecological system is constructed, and therefore the problems that the content of organic matter in orchard soil in the Yellow River old road area is low, and the water and fertilizer retention capacity is weak are effectively solved, the soil fertility is remarkably improved, and the yield of the orchard is increased. And the fruit yield and quality are improved.

The invention relates to the technical field of agricultural microbial fertilizers, and discloses a soil improvement microbial fertilizer and a preparation method thereof, the soil improvement microbial fertilizer is prepared from the following raw materials by weight: 5-8 parts of a composite microbial agent, 30-40 parts of a modified biomass carrier, 25-35 parts of a slow release nutrient matrix, 15-20 parts of a soil conditioning aid, 2-3 parts of a microbial synergist, 1-2 parts of an adhesive, and 3 parts of a coating liquid. According to the invention, dual protection of trehalose loading and xanthan gum-PVA coating is adopted, and the L-proline synergist is matched, so that microorganisms still can survive in a high-temperature and high-salt environment, the inhibition of a severe soil environment on the microorganisms is broken through, and the application range is wider than that of commercially available products.

The invention provides a method for inhibiting soil acidification and application of protozoa to preparation of biological fertilizer.The method comprises the step that the biological fertilizer containing the protozoa is inoculated into soil, and the protozoa comprises at least one of kidney-shaped worms and ochramydae. By the adoption of the technical scheme, the purpose of rapidly inhibiting soil acidification is achieved, the increase of the organic carbon content of soil can be remarkably promoted, meanwhile, different types of protozoa have different degrees of effects on key nutrient elements such as solid storage nitrogen and phosphorus, and a soil nutrient supply structure is optimized. In the aspect of improving the physical structure of the soil, the life activity of the protozoa can effectively promote the generation of soil aggregates, and the healthy soil structure is remodeled by improving the porosity and air permeability of the soil. In addition, the protozoa can also form a complex interaction network with microorganisms such as bacteria and fungi in soil, so that a microbial metabolic pathway is activated, and the microbial activity is remarkably improved.

The invention discloses a bacterium-containing compound fertilizer and a preparation method thereof, and belongs to the technical field of microbial fertilizers. According to the method, nitrogen-fixing bacteria, phosphate solubilizing bacteria and biocontrol bacteria are proportioned to form a compound bacteria solution, and humic acid and L-glutamic acid are added as metabolism synergists, so that the compound bacteria solution uniformly covers the surfaces of fertilizer particles. According to the preparation method of the bacterium-containing compound fertilizer provided by the invention, most of microorganisms in fermentation liquor and beneficial products generated by metabolism of the microorganisms are reserved in a liquid adding manner, and the bacteria-containing compound fertilizer can quickly play a role in soil; the compound bacteria liquid is added in an atomized form, so that the uniformity of bacteria adding is ensured, and the consistency of the effect of a fertilizer product is improved; the method is simple to operate, easy to implement and suitable for various compound fertilizer production processes.

The invention discloses a preparation method of a liquid bio-fertilizer for sequestration of carbon by using microalgae. The preparation method comprises the following steps: S1, preparing components of the liquid bio-fertilizer for sequestration of carbon by using microalgae in parts by mass; s2, pretreating the raw materials; s3, carrying out a mixed reaction; step S4, carrying out homogenization treatment; s5, detecting and adjusting; and step S6, packaging a finished product. Nitrogen, phosphorus, potassium and other basic nutrients in the fertilizer and medium trace elements (calcium, magnesium, iron and zinc) form a basic nutrition system, and the microalgae carbon sequestration polysaccharide, the modified humic acid-microalgae protein compound and the nanoscale phosphorus-potassium chelate further achieve synergistic-slow release-targeted supply of the nutrients. The liquid biological fertilizer is long in fertilizer efficiency lasting period, reduces the fertilization frequency in the growth period of crops, and reduces the fertilization cost and labor intensity of farmers.

The invention relates to a compound microbial fertilizer containing a seaweed extract as well as a preparation method and application of the compound microbial fertilizer, and aims to solve the problems that a traditional embedding material in a microbial fertilizer provided by the prior art is easy to disintegrate in a high-salt environment, a microbial inoculum is easy to inactivate, and the effect of the fertilizer in a high-pH environment is relatively small. Adding a seaweed extract and tannic acid into the bacterial liquid to form microcapsules, taking seaweed oligosaccharide and humic acid composite liquid as an outer slow-release layer, and spraying the bacterial liquid onto the surfaces of fertilizer particles through a nozzle, so that the fertilizer forms a gradient coating structure. According to the preparation method of the compound microbial fertilizer containing the seaweed extract, the fertilizer forms an ion barrier layer in a high-salt environment, natural auxin and humic acid in the seaweed extract synergistically activate strain metabolism, and after the prepared compound microbial fertilizer is applied, the growth effect of crops in a high-pH environment can be greatly improved.

The invention discloses an oxygen supply device for agricultural microbial fertilizer fermentation, and relates to the technical field of microbial fertilizer ferment.The oxygen supply device for agricultural microbial fertilizer fermentation comprises a base, a linkage plate is fixedly installed at the top of the base, and a hydraulic cylinder is fixedly installed at the top of the base; a fermentation tank is rotatably mounted at one end, away from the base, of the linkage plate, and a motor I is fixedly mounted on the surface of the fermentation tank. According to the oxygen supply device for agricultural microbial fertilizer fermentation, aeration holes are limited in a large area through lantern rings under the action of a hydraulic cylinder, and at the moment, the oxygen supply value of an oxygen supply tank to the interior of the fermentation tank is minimum; at the moment, adaptation to oxygen supply requirements of the fertilizer in different fermentation time periods is achieved, then the fermentation rate and effect of the fertilizer in different stages are improved, the requirements of the fertilizer in different fermentation time periods are accurately adapted in the mode of automatically adjusting the oxygen supply amount according to the fermentation stages, and therefore the fermentation rate and effect of the fertilizer in each stage are improved.

The invention discloses a slow-release bio-fertilizer and a preparation method thereof, and belongs to the technical field of bio-fertilizers, the slow-release bio-fertilizer is composed of a slow-release chemical fertilizer and a bio-fertilizer; the bio-fertilizer comprises microbial active ingredients and a protective layer, and the protective layer can reduce direct contact between microorganisms and the external environment; the fertilizer nutrients are acidic or neutral; the slow-release chemical fertilizer is in the shape of microspheres, a double-layer structure is formed on the surface of the microspheres, the double-layer structure is composed of an inner layer and an outer layer, silane coupling agent modified nano silicon dioxide particles containing amino serve as a hydrophobic layer to form the inner layer, polyethylene glycol is hydrophilic, and the surface of the hydrophobic layer is grafted with polyethylene glycol to form the outer layer. The slow-release bio-fertilizer is combined with a chemical fertilizer for use, so that the slow-release performance of the chemical fertilizer is improved, and the problem of inhibition of the chemical fertilizer on microbial activity is solved.

The present invention relates to the field of wastewater treatment and discloses an intelligent conditioning and purification device for biofertilizer production wastewater, comprising a treatment tank body, wherein the upper end of the treatment tank body is provided with a reagent dosing port, the inner upper end of the treatment tank body is provided with a pre-filter plate, the inner lower end of the treatment tank body is provided with a top filter plate, a bottom filter plate is vertically and movably provided below the top filter plate, and the gap between the top filter plate and the bottom filter plate is used to fill activated carbon particles; the upper end of the pre-filter plate is provided with a stirring component. This intelligent conditioning and purification device for biofertilizer production wastewater integrates reagent dosing treatment, pre-filtration treatment, and activated carbon purification treatment into one device. Simultaneously, during the activated carbon particle adsorption treatment, the gap between the top filter plate and the bottom filter plate can be increased and the activated carbon particles can be dispersed, thereby increasing the use efficiency of the activated carbon particles. Furthermore, the activated carbon particles are blown by the water after bottom treatment, thereby achieving circulated wastewater treatment and improving the wastewater treatment effect.

The present application relates to a kind of high nutrient high activity chemical fertilizer biological compound fertilizer and its preparation and application, belong to agricultural fertilizer technical field.The high nutrient high activity chemical fertilizer biological compound fertilizer of the present application includes inorganic fertilizer and microbial inoculant, the nitrogen phosphorus potassium nutrient content of the chemical fertilizer biological compound fertilizer is greater than 40%, and microbial viable count is above 200 million cfu / g, also includes microbial protective agent, the mass ratio of the microbial protective agent and microbial inoculant is ≥1.The high nutrient high activity chemical fertilizer biological compound fertilizer product of the present application realizes the deep compound of chemical fertilizer and active microorganism, has multiple efficacy of chemical fertilizer and microbial fertilizer, overcomes the neck blocking technical problem that chemical fertilizer and microbial fertilizer are incompatible in production, storage and transportation, use process, significantly improves chemical fertilizer utilization efficiency, reduces fertilizer use cost, solves the problem that microbial fertilizer cannot be generally used in field crops, integrates fertilizer yield and quality improvement, fertile soil and pollution prevention and other functions.

The utility model provides a bio-fertilizer screening device, which relates to the technical field of bio-fertilizer production and comprises a screening box, a movable plate is arranged in the screening box, a storage box is mounted at the top of the screening box, and an adjusting component is arranged on one side of the outer end of the screening box and used for adjusting the use position of the movable plate. The adjusting assembly comprises a fixing plate, an electric telescopic rod and a movable groove, and a conveying assembly is arranged between the storage box and the screening box and used for conveying the bio-fertilizer in the storage box into the screening box. According to the bio-fertilizer screening device, the use position of the movable plate can be adjusted through the adjusting assembly, so that the staggered position between the two screening holes can be adjusted, bio-fertilizer of different particle sizes can be screened through the screening holes, and the bio-fertilizer in the storage box can be quantitatively conveyed into the screening box through the conveying assembly; and the discharge amount of the bio-fertilizer from the screening box can be adjusted through an adjusting plate, so that the screening effect of the bio-fertilizer is ensured.

The invention provides a potassium-dissolving bacteria-iron-based potassium-containing nano material and a preparation method thereof, and belongs to a bio-fertilizer technology, and the preparation method comprises the following steps: dispersing soluble iron salt in water to obtain a solution A; dispersing a soluble phosphoric acid source and potassium salt in water to obtain a solution B; dispersing a stabilizer in water to obtain a solution C; simultaneously dropwise adding the solution A and the solution B into the solution C at the same speed, controlling the pH value to be 2.5-4.0 through alkali liquor, stirring for reaction, standing and aging to obtain the iron-based potassium-containing nano material; inoculating potassium-dissolving bacteria into a liquid culture medium, and carrying out enlarged culture to obtain a bacterial suspension; and mixing the bacterial suspension with the iron-based potassium-containing nano-material to obtain the potassium-dissolving bacteria-iron-based potassium-containing nano-material. The iron-based potassium-containing nano-material contains potassium, the iron-based potassium-containing nano-material and the potassium-dissolving bacteria act together to form a dual potassium supply mechanism that the potassium-dissolving bacteria decompose soil potassium and the iron-based potassium-containing nano-material releases potassium, and the effect is far better than that of single use of a microbial inoculum or a common potash fertilizer.

The invention relates to the technical field of microbial fertilizers. The invention aims to provide a fruit and vegetable biological source bacterial fertilizer system which comprises the following raw materials in parts by weight: 600 parts of wormcast, 200 parts of straw powder, 100 parts of humic acid, 1 part of a microbial agent and 5 parts of brown sugar. The microbial agent is prepared from bacillus subtilis, bacillus megatherium and actinomycetes according to the weight ratio of 5: 3: 2. According to the invention, the natural wormcast is used as a microbial carrier, and by virtue of the unique physical structure and microbial basis of the wormcast and in combination with a functional strain compounding technology, the defects of the traditional fertilizer can be effectively overcome.

The utility model discloses a microbial fertilizer fermenting and mixing device with a quantitative discharging function, and relates to the technical field of microbial fertilizers. The microbial fertilizer fermenting and mixing device with the quantitative discharging function comprises a mixing tank, a mixing mechanism is arranged in the mixing tank, and a discharging mechanism is arranged above the mixing tank; the discharging mechanism is positioned above the mixing mechanism; the discharging mechanism comprises a discharging part and a pushing part; the blanking part comprises a storage box and a blanking pipe, and has the technical effects that the blanking mechanism drives a connecting rod through a control motor to enable a material leaking block to rotate, and quantitative repeated blanking is realized by utilizing whether a first material leaking groove in the material leaking block corresponds to a second material leaking groove in a material leaking plate or not; meanwhile, a connecting rod rotates to drive a reciprocating threaded rod through transmission of a worm sleeve and a worm gear, so that a material pushing frame reciprocates, microbial strains are prevented from being left in a material storage box, the addition amount of microbial fertilizer fermentation strains is accurately controlled, and the utilization rate of raw materials is increased.

The utility model belongs to the technical field of dryers, and particularly relates to a high-efficiency dryer for organic fertilizers and bio-fertilizers, which comprises a heating cylinder, a drying cylinder and a drying cylinder, the drying cylinder is arranged in the heating cylinder in a penetrating manner; the rear end of the drying cylinder is opened and rotationally connected with an end cover; a plurality of supporting seats are symmetrically arranged on the two sides of the two ends of the bottom of the drying cylinder, and rollers rotationally connected with the supporting seats are installed on the tops of the supporting seats. And the driving part drives the drying cylinder to rotate. The heating cylinder is arranged, so that the interior of the drying cylinder has a certain temperature, the drying effect on materials can be achieved, and the drying efficiency is improved. The driving part drives the whole drying cylinder to rotate, and the stirring efficiency and the drying efficiency can be improved by matching with the stirring part; by means of the stirring piece, the position of materials in the drying cylinder can be changed continuously, the materials can be heated evenly, and the drying efficiency can be improved.

The invention discloses a solid-state fermentation process of plant endophytic actinomycetes OsiLf-2, a spore storage method and application. The solid-state fermentation process comprises the following steps: preparing a solid-state fermentation culture medium, inoculating a seed solution for solid-state fermentation, and collecting spores. The solid-state fermentation process disclosed by the invention can produce spores on a large scale, shortens the fermentation period, and has the advantages of simple process, convenience in operation, short fermentation period, low bacterial contamination rate, low raw material cost, high sporulation quantity and the like; the obtained spores can be freeze-dried under the protection of a skimmed milk powder solution to form spore powder, so that the freeze-drying survival rate and the long-term storage stability of the spores can be improved. The spore provided by the invention can be used for promoting crop growth, is more environment-friendly to ecology especially when being used for preparing a microbial fertilizer, does not influence the agricultural ecological environment and human body health, can promote the growth and development of host plants, and is high in use value and good in application prospect.

The invention provides a wheat nitrogen fertilizer application reducing and effect increasing method, and belongs to the technical field of biological fertilizers. According to the method, under the background of straw returning to the field, arbuscular mycorrhizal fungi and mushroom residue and excrement decomposed fertilizer are combined as a main body, then peat soil and bentonite are added for wheat cultivation, and application reduction and efficiency improvement of wheat nitrogen fertilizer are achieved; wherein the arbuscular mycorrhizal fungi and the mushroom residue and excrement decomposed fertilizer are combined to promote soil straw degradation and assist nitrogen transfer, the peat soil and the bentonite can improve the water and fertilizer retention capacity of the soil and promote hypha growth and reproduction, available nitrogen in the soil is increased, soil nutrient loss is reduced, and the nutrient absorption capacity is enhanced; further, nitrogen fertilizer absorption and utilization of wheat are improved, and dependence on chemical fertilizer is reduced.

This utility model relates to the field of bio-fertilizer technology, providing a fermentation device and system. The fermentation device includes a fermentation tank and an aeration assembly. The aeration assembly includes an air pump, multiple microporous aeration discs, a ring-shaped pipeline, and a gas flow meter. The air pump provides oxygen to the fermentation broth. Multiple microporous aeration discs are located inside the fermentation tank. The ring-shaped pipeline is located at the bottom of the fermentation tank and is connected to each microporous aeration disc and the air pump. The gas flow meter is located in the ring-shaped pipeline and is used to detect the oxygen flow rate within the pipeline. The fermentation device provided by this utility model, by integrating the gas flow meter into the ring-shaped pipeline, monitors and feeds back gas flow data in real time. This allows operators to precisely adjust the air pump output based on quantitative indicators, avoiding the oxygen supply fluctuations caused by traditional reliance on experience-based judgment. This significantly lowers the operational threshold and provides a technical foundation for standardized control in large-scale production.

The utility model relates to the technical field of bio-fertilizer treatment equipment, in particular to photo-thermal insect repelling equipment which comprises a feeding mechanism, a photo-thermal insect repelling lamp, an insect receiving plate and a scouring insect repelling mechanism, a plurality of meshes allowing flies and insects to penetrate through are formed in the working face of the feeding mechanism, the photo-thermal insect repelling lamp is arranged above the feeding mechanism, and the insect receiving plate is arranged above the feeding mechanism. Under the action of light and heat emitted by the photo-thermal insect expelling lamp, flies and insects in a mixture conveyed by the feeding mechanism penetrate through meshes to escape downwards and fall onto the insect receiving plate, a cover body is further arranged on the feeding mechanism, and the cover body improves the acting effect on the flies and insects by gathering light and heat; the insect receiving plate is obliquely arranged, the flushing insect repelling mechanism is arranged above the insect receiving plate, the flushing insect repelling mechanism flushes water and / or blows air to the insect receiving plate, and therefore blockage caused by the fact that flies adhere to the insect receiving plate is avoided, the flies are transferred into the insect guide groove under the action of the oblique insect receiving plate and the flushing insect repelling mechanism, and the insect collecting effect is improved. And the insect is conveyed to the insect-water separation mechanism along the insect guide groove.

The utility model discloses a microbial fertilizer storage device, and particularly relates to the technical field of microbial fertilizer storage appliances, which comprises a storage tank, the upper end of the storage tank is detachably and fixedly provided with a tank cover, the left end of the top of the storage tank is fixedly communicated with an air inlet pipeline, and the right end of the top of the storage tank is fixedly communicated with an air outlet pipeline. A second humidity sensor is fixedly mounted at the right end of the storage tank and located below the air outlet pipeline through a mounting block, and the upper end of the sensing end of the second humidity sensor penetrates through the lower end of the air outlet pipeline and extends into the air outlet pipeline; a gate valve is installed on the lower end face of the storage tank, multiple supporting legs are fixedly installed on the side end face of the bottom of the storage tank in an annular array, a control box is fixedly installed at the rear end of the storage tank, and a display screen is fixedly installed on the front end face of the storage tank. The microbial fertilizer storage device can store microbial fertilizer, has the functions of efficient ventilation and dehumidification, facilitates quick replacement of accessories, and is high in practicability.