452 results about "Straw" patented technology

The invention discloses a soil quality improvement and microbiological analysis integrated system, and relates to the technical field of soil improvement and microbiological analysis, the system comprises a microbial agent adding module, an organic acid adjusting module, a soil improvement effect monitoring module, a data analysis and processing module and a control and feedback module. According to the invention, high integration of soil improvement and microbiological analysis is realized, the efficiency and effect of soil improvement are improved through real-time monitoring and accurate regulation and control, and the microbial community is comprehensively and dynamically analyzed, so that deep understanding of a microbial action mechanism in the soil improvement process is facilitated, and the soil improvement efficiency and effect are improved. By monitoring succession of microbial community structures, expression changes of functional genes and diversity of carbon source utilization functions, the effects of microorganisms on straw degradation, soil structure improvement and the like are accurately grasped, problems are found in time through an early warning function, improvement measures are adjusted in time, and the stability and sustainability of a soil ecosystem can be effectively maintained.

The invention discloses Trichoderma longibrachiatum NT241 and application thereof, the microbiological classification name of the Trichoderma longibrachiatum NT241 is Trichoderma longibrachiatum NT241, the Latin literature name of the Trichoderma longibrachiatum NT241 is Trichoderma longibrachiatum NT241, the preservation number of the Trichoderma longibrachiatum NT241 is CGMCC (China General Microbiological Culture Collection Center) No.41139, and the preservation address of the Trichoderma longibrachiatum NT241 is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing. The trichoderma longibrachiatum NT241 disclosed by the invention grows quickly, the generated endo-beta-glucanase and manganese peroxidase are relatively high in activity, the degradation of straws of crops such as oilseed rape and wheat is promoted by adding the liquid fungicide, and an efficient microbial resource can be provided for straw returning utilization.

The invention relates to the technical field of environmental microorganisms, in particular to high-temperature-resistant bacillus subtilis and application thereof. The invention discloses a high-temperature-resistant bacillus, which is named as bacillus subtilis HY-1, has been preserved in China General Microbiological Culture Collection Center (CGMCC) on October 17, 2024, and has a preservation number of CGMCC No.32250. The invention further discloses a preparation method of the high-temperature-resistant bacillus. The invention further discloses a culture method of the bacillus, a liquid fungicide prepared from the bacillus and application of the bacillus in kitchen waste biogas residue compost and straw degradation. The high-temperature-resistant bacillus disclosed by the invention is derived from a compost indigenous strain, can reduce the inhibition effect of other indigenous bacteria, and has relatively good degradation capability and high-temperature-resistant performance on cellulose. The method has a wide application prospect in the field of kitchen waste biogas residue resourceful treatment.

Disclosed is a lid structure. An upper lid of the lid structure is buckled to a main lid, the upper lid is provided with an opening for a straw to extend out, a locking assembly is disposed between the main lid and the upper lid, and when the straw is bent, the locking assembly can move along a radial direction of the main lid to be inserted and locked in an inner hole in an end portion of the straw, so that water leakage can be avoided when the straw is bent. Due to the fact that when the straw is bent, the locking assembly can move along the radial direction of the main lid to be inserted and locked in the inner hole in the end portion of the straw, the straw is prevented from getting upright due to the bouncing force thereof to result in water leakage.

The invention provides a soil conditioner as well as a preparation method and application thereof. The soil conditioner provided by the invention is prepared from the following raw material components in parts by weight: 35 to 45 parts of straw biochar, 55 to 65 parts of biological excrement, 0.01 to 0.5 part of cellulose degradation compound bacteria, 1 to 5 parts of nano silicon dioxide and 3.5 to 4.5 parts of bovine serum albumin. The soil conditioner provided by the invention is good in composting quality, high in composting efficiency, environment-friendly and suitable for industrial production.

A container with detachable suction straw is disclosed, including a container and a lid assembly covering the container. The lid assembly comprises walls defining a recess, guiding grooves that facilitate assembly and easy removal of the detachable sealed straw, a rotating axis concave joint, and guiding grooves where the detachable sealed straw and the elastomeric seal are housed. The detachable sealed straw contains positioning balls and a spout, the spout is designed to have a body that rotates on the concave surface of the rotating axis joint of the lid assembly, a passage for the flow of contents within the container, a spout lead-in portion, a blind hole for assembling the positioning balls, and a handle. The elastomeric seal fits tightly into the lid assembly.

The invention discloses bacillus subtilis WJL-2 and application thereof, and relates to the technical field of microorganisms. The bacillus subtilis WJL-2 disclosed by the invention is preserved in Guangdong Province Microbial Culture Collection Center, the preservation number is GDMCC No: 65111, the preservation date is September 9, 2024, and the preservation address is the 5th floor, No. 59 building, No. 100 Courtyard, Xianlie Middle Road, Guangzhou. Results of the embodiment of the invention show that the strain WJL-2 has the capability of degrading cellulose, and when the strain WJL-2 is used for a liquid fermentation test, the degradation rate of the strain WJL-2 on sugarcane straws on the 12th day is 26.45%, and the degradation rate of the strain WJL-2 on straws on the 3rd day of culture reaches 26.37%. The highest hemicellulose degradation rate of the strain WJL-2 is 58.72%, and the highest cellulose degradation rate of the strain WJL-2 is 39.88%.

The invention discloses a phosphate solubilizing bacterium with eurytopic characteristic and application thereof, the bacterium is separated from corn straw biochar in which rice is continuously planted for 3 years, is identified as Pseudomonas paaversuta and is named as MPP2401, the preservation unit of the bacterium is China Center for Type Culture Collection (CCTCC), the address is Wuhan University, Wuchang District, Wuhan, Hubei province, the preservation date is November 6, 2024, and the preservation number is CCTCC NO: M20242439. The strain can keep stable phosphate solubilizing capacity under the environmental conditions of 15-30 DEG C, pH of 7-10 and NaCl 0-0.8 mol.L <-1 >, and still has functional phosphate solubilizing capacity even under the condition of extreme low temperature of 5 DEG C, the composite stress of pH of 7-8 and NaCl 0-0.8 mol.L <-1 > and the composite stress of pH of 9-10 and NaCl 0-0.6 mol.L <-1 >. Meanwhile, the bacterium has the broad-spectrum antibacterial characteristic, and the antibacterial rate on fusarium graminearum, fusarium verticillioides and magnaporthe oryzae reaches 41.0-77.6%. Due to the unique wide environment adaptability and the phosphate solubilizing-bacteriostasis dual-function synergistic characteristic, a microbial germplasm resource with production-ecology dual values is provided for biochar bacterial fertilizer development, saline-alkali phosphorus activation and biological prevention and control.

The invention discloses an intelligent management system and method for efficient utilization of straw feed resources, particularly relates to the technical field of production management, and is used for solving the problem that accurate recognition and dynamic management and control of local structure abnormal phenomena are lacked in the existing straw pretreatment process. Fiber component distribution information is generated through spectral component analysis, a multiple linear regression algorithm is combined to identify a local structure easy-curing risk area, microscopic image acquisition and feature extraction are used to identify a potential curing feature area, and a pre-processing risk adjustment area is generated based on the two areas. The abnormal degree of the risk area is evaluated by analyzing the deviation amplitude of fiber direction arrangement and the asymmetric coupling strength of interface interaction, and finally whether parameter optimization processing needs to be carried out or not is judged according to the evaluation result, so that dynamic monitoring and accurate regulation and control of the straw pretreatment process are achieved, and the straw pretreatment efficiency is improved. The stability of the pretreatment process and the utilization efficiency of straw feed resources are improved.

Disclosed is a lid structure, which includes a main lip, an upper lid and a locking assembly, the main lid is provided with a straw, an inserting and locking portion is disposed on the straw, the upper lid is buckled to the main lid, the upper lid is provided with an opening for the straw to extend out, the locking assembly is disposed between the main lid and the upper lid, and when the straw is bent, the locking assembly can move along a radial direction of the main lid to be inserted and locked with the inserting and locking portion. In the present disclosure, a manner that the locking assembly is matched with the inserting and locking portion on the straw is adopted when there is no need to drink water, so that the straw can be kept bent all the time, which avoids liquid leakage.

The invention discloses a multi-element soil fertility improvement biological modifier and a preparation method thereof, and belongs to the technical field of soil fertility improvement. The modifier is prepared from modified straw aerogel, a strontium titanate loaded lignin compound, lanthanide modified potassium feldspar powder, alginic acid oligosaccharide composite gamma-aminobutyric acid, carbon nitride quantum dots, bacterial cellulose nanofibers and polyaniline nanotubes according to the mass ratio of (18-22): (15-17): (13-15): (7-10): (10-13): (3-5): (7-10): (10-13): (5-8). The composite microbial inoculant is composed of a nano zero-valent iron-montmorillonite compound and a nitrogen fixation-phosphate solubilizing composite microbial inoculant. The modified straw aerogel and the bacterial cellulose nanofibers are interwoven to form a three-dimensional network framework, a habitat is provided for soil microorganisms, the water and fertilizer retention capacity of soil is enhanced, and meanwhile, the network structure promotes transmission of nutrients and water in the soil and improves the nutrient utilization efficiency.

The invention belongs to the technical field of microbial resource development and straw biological decomposition. The invention discloses cold-resistant pseudoarthrobacter psychrotolans CKON-4, and the preservation number of the cold-resistant pseudoarthrobacter psychrotolans CKON-4 is CGMCC (China General Microbiological Culture Collection Center) No.29378. The cold-resistant pseudoarthrobacter psychrotolans CKON-4 has the advantages that the preservation number The strain CKON-4 is preserved in the China General Microbiological Culture Collection Center (CGMCC) on December 25, 2023, the China General Microbiological Culture Collection Center is called CGMCC for short, the address of the China General Microbiological Culture Collection Center is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing, and the preservation number of the strain is CGMCC No.29378. The strain disclosed by the invention has very high lignocellulose degradation activity, and the decomposition rate of straws can be remarkably improved; the strain is separated from rice field soil, can grow in the pH value range of 5-9 and the temperature range of 4-37 DEG C, can tolerate the salt concentration of 10%, and is a bacterium with wide pH application range, salt resistance and cold resistance. The strain can play an important role in lignocellulose degrading enzyme production, straw biological decomposition and compost fermentation.

The invention relates to a method for enriching anaerobic fermentation acid-producing microbial communities, a flora and application of the flora, belonging to the field of biological fermentation. The method comprises an F1 stage, an F2 stage and an F3 stage, and the organic load of the straw is gradually increased in the three stages until the straw is stably operated in the F3 stage. Wherein the stage F1 is a reactor starting stage, and the solid content and the load are low. After the acid production of the F2 is stable, the straw proportion in the material is increased, the C / N ratio is increased, and the material enters the F3 stage, so that the flora adapts to the straw material with the high C / N ratio. According to the method disclosed by the invention, the microbial flora capable of efficiently producing the SCCAs by utilizing the straw material is obtained. The medium-temperature flora and the high-temperature flora can generate SCCAs close to 20 g / L by utilizing the straw with the initial solid content of 5%, and the method has a good application prospect.

The invention provides a preparation method and application of a magnetic biochar adsorption material, and relates to the technical field of biochar adsorption materials. The adsorption material is prepared by taking three kinds of biomass including municipal sludge, straw and antimony ore waste residues as biochar sources and further loading magnetic nano gamma-Fe2O3 particles. In the process, by controlling the mass of the municipal sludge, the straw and the antimony ore waste residues, the composition and performance of the biochar base material in the adsorption material can be regulated and controlled, rich active sites in the sludge and the straw are fully utilized, loading of the magnetic nano gamma-Fe2O3 particles is achieved, and the adsorption efficiency is improved. A microfibril structure in the straw and a high-activity mesoporous carrier in the antimony ore waste residue not only can improve the load rate of the magnetic nano gamma-Fe2O3 particles to a certain extent, but also can be beneficial to diffusion and capture of heavy metal ions in the application process, so that the adsorption rate of the material to the heavy metal ions is improved on the whole.

The invention belongs to the technical field of microorganisms, and relates to a sphingomonas sp. Strain with a soil reclamation fertilizing effect, which is preserved in China General Microbiological Culture Collection Center on October 17, 2024 with a preservation number of CGMCC No.32244. The strain has the capabilities of nitrogen fixation, phosphate solubilization, potassium solubilization and growth promotion, can also significantly promote straw decomposition and nutrient release, and has the advantages of high efficiency, high yield, high yield and the like. When being used in reclamation soil in a coal mine area, the fertilizer can improve the crop yield, effectively and remarkably increase the number of soil microorganisms, change the community structure of the soil microorganisms, improve the diversity of the soil microorganisms and accelerate the recovery of soil microbial communities, and can be widely applied to improvement of the fertility of the reclamation soil in the coal mine area.

The invention discloses a method for regenerating and preparing soil for ecological restoration by utilizing microbial restoration pollution muck, which comprises the following steps: stirring and mixing dry straw powder and bimetallic alkali liquor, drying, heating to 500 DEG C or above under a protective atmosphere, and pyrolyzing to obtain a modified biochar material; mixing the modified biochar material with a microbial liquid, oscillating and adsorbing, and freeze-drying to obtain the carbon-based biological composite material. The carbon-based biological composite material and shield muck are mixed to obtain improved shield muck; mixing the improved shield muck with an organic fertilizer to obtain soil for ecological restoration; toxic and harmful components in the shield muck are removed through biodegradation, the shield muck is subjected to structure improvement through the modified biochar, then the composite fertilizer with specific components is matched, resource utilization of the shield muck is achieved, and the shield muck-based ecological restoration soil is obtained.

The invention discloses a straw particle returning technology capable of rapidly increasing soil organic matters, relates to the technical field of straw returning, solves the problems of slow straw decomposition, poor soil absorption capability, poor soil organic matter increasing effect and the like, and breaks through the technical bottleneck that a large amount of straws are difficult to return to the field due to large volume. The rapid and efficient black soil organic matter improving mechanism and effect based on the straw particle high-amount successive-year field returning technology are determined, and the method comprises the steps that micro-area tests are set, soil related parameters are measured, and the influence of straw particle single-time high-amount field returning and successive-year high-amount field returning on soil is analyzed to assist in determining the optimal field returning scheme. Technical guidance is provided for directional regulation and control of straw carbon mineralization and orientation and rapid and continuous increase of soil organic matter content, after operation of multiple sampling and testing methods is carried out on local soil, the optimal returning mode and returning age limit can be effectively determined in combination with the local actual situation, and the method is suitable for popularization and application. Therefore, the fertility of the soil can be more efficiently guaranteed.

The invention discloses microbial combined bacteria and a method for improving fertility of newly-cultivated land. The method comprises the following steps: combining every two of bacillus amyloliquefaciens WK1, white rot fungi NDM3-2 and trichoderma helichum HJR7 to form three combined bacteria; the three combined bacteria are applied to soil containing straw and lentinus edodes residues respectively, and a pot experiment (rice and white clover crop rotation) for two years is carried out with no addition of any bacteria as a contrast; analyzing the physical and chemical properties of the soil and the microbiological indexes of the soil; and according to an analysis result, the combination of the white rot fungi NDM3-2 and the trichoderma helichum HJR7 is confirmed to be an ideal scheme for improving the fertility of the newly-cultivated land.

The invention discloses streptomyces bulbus as well as a multifunctional fungicide and application thereof. According to the invention, firstly, a strain of Streptomyces tauricus zhanshen-LZ-12 is separated and screened from straw returning soil, and the preservation number of the strain is CGMCC (China General Microbiological Culture Collection Center) No.34456. The invention also discloses a preparation method of the Streptomyces tauricus zhanshen-LZ-12. The strain has the functions of degrading cellulose, decomposing protein, fixing nitrogen, resisting salt, degrading phenolic acid autotoxic substances (benzoic acid, p-hydroxybenzoic acid and cinnamic acid) and the like. Bacterial powder obtained after fermentation of the bacterial strain is uniformly mixed with bacillus bacterial powder to obtain the multifunctional bacterial agent, and when straw returning or composting is carried out, the multifunctional bacterial agent is adopted, straw decomposition can be accelerated, soil ecology can be improved, crop growth can be promoted, and the stress resistance of crops can be enhanced.

The invention belongs to the field of microorganisms, and particularly relates to bacillus Z161 capable of efficiently degrading straw as well as a screening method and application of the bacillus Z161. The bacillus subtilis Z161 is bacillus mexicanus, the preservation number of the bacillus mexicanus Z161 is CGMCC (China General Microbiological Culture Collection Center) NO.36393, and the bacillus mexicanus Z161 is preserved in the China General Microbiological Culture Collection Center on October 29, 2025. The bacillus Z161 screened by the invention has strong laccase activity and high temperature resistance, and can efficiently degrade lignin under the condition of 50 DEG C; the problem that in the prior art, normal-temperature zymophyte is mostly adopted, and the requirement for fermentation conditions in the fermentation process is harsh is solved, and therefore the rapid compost fermentation technology is easier to achieve. The bacillus Z161 provided by the invention has the advantages of genetic and functional character stability, has good tolerance at high temperature, enables lignin to be quickly depolymerized, and improves the decomposition efficiency.

The invention belongs to the technical field of biology, and discloses Kluyveromyces lactis FRI and application thereof, the preservation number of the Kluyveromyces lactis FRI is CGMCC (China General Microbiological Culture Collection Center) No.30910, and the Latin name of the Kluyveromyces lactis FRI is Kluyveromyces lactis. The preservation date is June 24, 2024, and the preservation unit is China General Microbiological Culture Collection Center (CGMCC). The invention provides a Kluyveromyces lactis FRI, which has very high lignin degrading enzyme activity. The Kluyveromyces lactis FRI can grow in straws and has strong utilization capability on the straws.

The invention discloses a microbial fermentation pretreatment system based on straw treatment, and particularly relates to the technical field of microbial diagnosis degradation, the microbial fermentation pretreatment system comprises a straw recovery pretreatment module used for straw recovery to obtain pretreated straw; the fermentation reaction module is used for performing microbial strain inoculation on the pretreated straws; the multi-parameter detection module is used for measuring characteristic parameters of the fermentation process in the tank in real time; the parameter processing optimization module is used for calculating fermentation efficiency scores of the characteristic parameters and generating pre-processing parameter optimization values; and the closed-loop control module is used for carrying out pretreatment regulation and control according to the parameter optimization value. The microbial fermentation pretreatment system based on straw treatment is constructed through the straw recovery pretreatment module, the fermentation reaction module, the multi-parameter detection module, the parameter treatment optimization module and the closed-loop control module, and the problems that fermentation parameter regulation is lagged, the degradation conversion efficiency is insufficient, the fermentation process is unstable and the operation cost is high are solved.

Described herein are embodiments of an apparatus that include and / or consist of a spill-proof lid for a drinking container. In an embodiment, the apparatus may include a lid, where the lid is configured to include a straw having a leak-proof engagement with the lid and may also include a one-way valve disposed in a portion of the straw that only allows liquid to exit the container (through the straw) when the pressure inside the container is sufficiently greater than the pressure outside the container. In another embodiment, the apparatus may include a handle attached to the spill-proof lid that moves between an open and a closed position and that makes carrying the apparatus easier.

The invention discloses a microbial decomposing inoculant for straws and a preparation method thereof, and belongs to the technical field of microorganisms. The microbial decomposing inoculant for straw is prepared from the following raw materials in parts by weight: 15-18 parts of functional microbial liquid, 3-5 parts of neutral protease, 1-3 parts of laccase, 20-25 parts of a nano-porous diatomite carrier, 5-7 parts of a humectant, 2-3 parts of humic acid chelated trace elements and 2-4 parts of an inducer. The preparation method comprises the following steps: screening talaromyces thermophilus, Guangxi thermoactinomycetes and arthrobacter habitualis to form a functional microbial liquid, adding a laccase-protease compounding system to cooperate with the physical adsorption effect of diatomite, and adding humic acid chelated trace elements to form an ion exchange network with polyglutamic acid; straw components are efficiently degraded through a triple mechanism of'enzymatic degradation-element supplementation-microenvironment regulation and control ', the decomposition process is accelerated, and the straw compost quality is improved.

The invention discloses a Lentinus edodes strain SICAU-F2-1283 and application thereof, the strain is preserved in China Center for Type Culture Collection on April 14, 2025, the preservation address is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No.41891. The Lentinus edodes strain SICAU-F2-1283 has been preserved in China Center for Type Culture Collection. The lentinus edodes strain provided by the invention has the advantages of more fruiting quantity in a wheat straw culture medium, large single mushroom mass, high biological efficiency and excellent agronomic traits. The new mushroom variety provided by the invention solves the problems of low yield and poor quality of mushrooms in wheat straw cultivation, provides choices of more varieties of different types for the edible mushroom industry, and has a remarkable application prospect in the field of mushroom planting.

The invention relates to the technical field of pomacea canaliculata trapping, killing and preventing, in particular to an efficient pomacea canaliculata trapping and killing method which comprises the following steps: pre-treating drug particles, specifically preparing drug particles for storing trapping and killing drugs, thickening duckweed dry powder, specifically, coating the drug particles with a duckweed dry powder coating with the thickness of 1mm to obtain inner sphere particles, the mikania micrantha ethanol dry powder thickening treatment means that the mikania micrantha ethanol dry powder tightly and uniformly covers the surface of the duckweed dry powder coating by adopting a spraying process on the outer layer of the inner sphere particles. According to the method, the pomacea canaliculata is actively induced to gather and feed by utilizing the rape straw pith core, and aquatic / terrestrial plant wastes are converted into a biological carrier with gradient inducing-poisoning functions; natural toxic components of mikania micrantha are used for replacing traditional chemical pesticides; the straw pith core is used as a universal skeleton, the duckweed dry powder plays the functions of ecological attraction and nutrition supplement, the mikania micrantha ethanol dry powder provides efficient poisoning ability, and the method is especially suitable for green prevention and control of ampullaria gigas in rice cropping areas of the Yangtze River basin.

The invention discloses a straw decomposition bacterium, a fermentation bacterium agent and a straw stacking decomposition method, and relates to the technical field of biology. The invention relates to a straw decomposing bacterium (Ureibacillus masliensis) UM-1, which is preserved in the China Center for Type Culture Collection, the preservation number is CCTCC NO: M20242457, the preservation date is November 7, 2024, and the strain has a 16S rDNA sequence as shown in SEQ ID NO: 1. The invention also discloses a fermentation bacterial agent containing the straw decomposition bacteria (Ureibacillus masliensis) UM-1, and a straw stacking decomposition method. The invention also discloses a fermentation bacterial agent containing the straw decomposition bacteria (Ureibacillus masliensis) UM-1. The straw decomposing bacterium (Ureibacillus massiliensis) UM-1 provided by the invention has the capability of degrading cellulose, hemicellulose and lignin, and has a good decomposing effect on rice straws and wheat straws.

The invention discloses a straw degrading bacterium and application thereof, and belongs to the technical field of biotechnology and microbial degradation of agricultural wastes. The high-temperature straw degrading bacterium WLH-10 disclosed by the invention is classified and named as Delftia tsuurhinensis, and is preserved in the China General Microbiological Culture Collection Center on September 10, 2025, and the preservation number of the high-temperature straw degrading bacterium WLH-10 is CGMCC No. 35872. The microbial inoculum WLH-10 provided by the invention has the advantages of high degradation efficiency, clear action mechanism, adaptability to neutral conditions, environmental friendliness and the like, and an efficient and sustainable technical scheme is provided for biodegradation and resource utilization of lignocellulose wastes such as agricultural straws.

Disclosed is a lid structure. An upper lid of the lid structure is buckled to a main lid, the upper lid is provided with an opening for a straw to extend out, a locking assembly is disposed between the main lid and the upper lid, and when the straw is bent, the locking assembly can move along a radial direction of the main lid to be inserted and locked in an inner hole in an end portion of the straw, so that water leakage can be avoided when the straw is bent. Due to the fact that when the straw is bent, the locking assembly can move along the radial direction of the main lid to be inserted and locked in the inner hole in the end portion of the straw, the straw is prevented from getting upright due to the bouncing force thereof to result in water leakage.

The invention discloses a filler reinforced ecological floating bed for purifying aquaculture tail water and application thereof, and belongs to the technical field of water treatment. The filler reinforced ecological floating bed comprises canna cultivated in a floating plate and straw or straw biochar suspended below the floating plate; the straw biochar is obtained by taking straw as a raw material and pyrolyzing the straw at 500 DEG C or 700 DEG C. The ecological floating bed capable of purifying the aquaculture tail water is prepared by utilizing the emergent aquatic plant canna which has high purification efficiency on nitrogen and phosphorus and the straw or straw biochar which has a large surface area and is beneficial to the growth of denitrifying bacteria, and the ecological floating bed can effectively reduce the content of nitrogen and phosphorus in the aquaculture tail water, accelerate the denitrification and dephosphorization rate and improve the quality of the aquaculture tail water. The tail water purification method can be used for reducing nitrate accumulation, realizing tail water purification, providing scientific basis and technical support for tail water treatment work in aquaculture, and being beneficial to promoting green and sustainable development of aquaculture.