601 results about "Decomposition" patented technology

The invention discloses coal gangue-based artificial ecological soil and a preparation method and application thereof, and belongs to the technical field of ecological improvement, the coal gangue-based artificial ecological soil comprises crushed coal gangue and a compound microbial agent, and the compound microbial agent comprises a microbial activating agent and a microbial passivating agent. According to the invention, the coal gangue can be quickly decomposed through the microbial activating agent, useful mineral elements in the coal gangue can be fully activated and analyzed, and the effect of activating a nutrient library in the coal gangue is achieved, so that useful trace elements contained in the coal gangue are effectively released and are easily absorbed by plant growth; meanwhile, harmful heavy metal elements in the coal gangue are passivated through the microbial passivating fungicide, the water-retaining property and the air permeability of the soil are guaranteed by controlling the decomposition particle size proportion of the coal gangue, the soil conditioner can be used for ecological restoration, desert control, agriculture and animal husbandry planting, flower and nursery planting and urban landscaping, the effects of improving the soil and promoting plant growth are achieved, and the soil conditioner is suitable for large-scale popularization and application. The application is wide.

The invention relates to the field of agricultural soil improvement and ecological fertilization, and discloses an ecological fertilization method for improving the organic matter content of soil in a dry-hot valley region, and the method comprises the following steps: soil matrix improvement: improving the porosity and water binding capacity of the soil by adding charcoal and humic acid particles; the functional microbial preparation is put, and the activity of soil microorganisms is activated through the combined effect of cellulose decomposition bacteria, stabilization promoting flora and water retention flora; green manure crop planting and covering management: planting sweet clover and other leguminous crops to provide a carbon source and a nitrogen source for soil, and meanwhile, utilizing straw covering to inhibit water evaporation; turning over and stabilizing the green manure crops, namely turning over and stabilizing the organic matters in a blooming period of the green manure crops and combining with a stabilization promoting bacterial liquid and an adsorptive carrier; dynamic balance is maintained, and dynamic balance of decomposition, conversion and accumulation of organic matter is achieved step by step through multi-cycle planting and turning and pressing. The organic matter content and fertility of the soil can be improved, and the water-retaining property and microbial ecosystem of the soil are improved.

The invention provides a photocatalysis and biological reaction mixed efficient air purification system, and relates to the technical field of biological air purification, the system comprises a photocatalysis reaction module, a biological reaction module, an intelligent control module, a sensor monitoring module, a data analysis and optimization module, and a modularization and self-maintenance module; the system is combined with a photocatalytic reaction module and a biological reaction module, a multi-stage degradation and efficient decomposition treatment mode is adopted, the photocatalytic reaction module firstly degrades pollutants in air into intermediate products, then the biological reaction module further degrades the intermediate products through microorganisms, and finally thorough purification is achieved. According to the multi-stage synergistic reaction, the air purification efficiency is remarkably improved, thorough removal of pollutants in the treatment process is ensured, the environmental risk is reduced, various indexes in the degradation process are dynamically adjusted through a multi-target optimization algorithm, it is ensured that each stage achieves the optimal effect, and the performance and stability of the whole system are further improved.

The invention provides an intelligent early warning method and system for phosphorus tailing improved soil heavy metal migration, relates to the technical field of computers, and accurately predicts the main migration direction of heavy metal pollutants by combining factors such as terrain gradient, hydrological flow direction and soil structure heterogeneity. The method comprises the following steps: acquiring soil information of a to-be-detected area and soil potential information of a detection point in the to-be-detected area; determining heavy metal concentration information of the detection point according to the soil potential information; the heavy metal concentration information is used for reflecting heavy metal concentration distribution conditions corresponding to different soil depths of the detection points; determining migration direction information of the heavy metal at the detection point; the migration direction information is used for reflecting the corresponding heavy metal migration direction distribution condition of the heavy metal of the detection point in the three-dimensional space; and predicting a pollution diffusion area based on the migration direction information, the organic decomposition rate and the underground water level fluctuation information, and performing visual display.

The invention discloses a water quality monitoring system applied to sewage treatment, and relates to the technical field of sewage quality monitoring. Before microorganisms are added, the uniformity of water quality is monitored and analyzed, the sewage treatment mode is confirmed, and during layered treatment, the water quality is monitored and analyzed. The method comprises the following steps: analyzing a microorganism combination scheme and a microorganism addition scheme during sewage treatment of each deep layer, during overall treatment, carrying out water quality monitoring on the microorganism combination scheme and the overall microorganism addition scheme of the sewage after microorganisms are added, and then carrying out corresponding adjustment, so that the uniformity and uniformity of the water quality treatment progress are ensured; the method is beneficial to maintaining the stability of a microorganism growth environment, so that microorganisms continuously and efficiently work in a relatively stable environment, the decomposition speed of pollutants in sewage is increased, the stability of effluent quality is ensured, the difficulty of subsequent microorganism control and regulation is reduced, the overall sewage treatment effect is improved, microorganism waste is not easily caused, and the method is suitable for industrial production. The operation cost is reduced.

The invention discloses a multifunctional low-temperature corn straw degradation complex microbial inoculant, a preparation method and application, the complex microbial inoculant is compounded by a plurality of microorganisms with straw degradation, potassium dissolving and growth promoting functions, and the complex microbial inoculant comprises the following strains: bacillus subtilis K15, curveolate Prickia L11 and bacillus mycoides L31. The complex microbial inoculant disclosed by the invention realizes synergistic interaction and functional complementation, and through scientific compounding of strains, the straw decomposition rate is remarkably increased, and the decomposition period is obviously shortened; the adaptive capacity and colonization competitiveness of microorganisms in a low-temperature and complex soil environment in winter are enhanced. The complex microbial inoculant disclosed by the invention also has multiple functions of degrading straws, dissolving potassium, producing IAA (Indoleacetic Acid) and the like. The soil potassium which is difficult to utilize can be converted into quick-acting potassium while the straws are quickly decomposed to release nutrients.

The invention discloses a biodegradable plastic and a preparation method thereof, belongs to the field of bioplastic preparation, and aims to solve the problem that the existing plastic is slow in degradation rate in a marine environment. The biodegradable plastic is prepared from the following components in percentage by weight: 50-80% of a biomass-based high polymer material; 10 to 35% of a degradable toughening agent; 1-5% of a photosensitizer; 2-10% of a microbial inducer; 1-5% of a processing aid; after the biomass degradable plastic is subjected to ultraviolet radiation for 7-15 days in a marine environment, initial cracks with the density being larger than or equal to 20 pieces / cm < 2 > appear on the surface, the initial cracks are broken into degradation units with the particle size being 5-20 mm after being subjected to mechanical impact of sea waves for 30-60 days, and the biological decomposition rate of the degradation units is larger than or equal to 90% within 6-12 months under the action of marine microorganisms; and no micro-plastic particles with the particle size of less than or equal to 1mm exist in the residual product. Through the synergistic effect of the photosensitizer and the microbial inducer, the degradation period in the marine environment is shortened, the degradation efficiency is improved, and the method is remarkably superior to the prior art.

The invention discloses a decomposition preparation containing bacillus licheniformis as well as a preparation method and application thereof, and belongs to the technical field of microorganisms. The decomposition preparation provided by the invention comprises bacillus licheniformis and Thermus arcuatus. The bacillus licheniformis is preserved in China General Microbiological Culture Collection Center (CGMCC) on June 27, 2025, the preservation address is No.3, No.1 Yard, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No. 35039. The bacillus licheniformis is separated from coastal saline-alkali soil, has high temperature resistance and salt resistance, and can secrete protease and lipase at the same time. After the bacillus licheniformis and the Thermus arcuatus are mixed, the synergistic effect is remarkable, the duck-derived red mud is effectively promoted to be converted into humic acid, and high-value resource utilization of the duck-derived red mud is achieved.

The invention relates to the technical field of agricultural wastes and microorganisms, in particular to a complex microbial inoculant for high-temperature composting and rapid decomposition of livestock and poultry manure and straw cellulose and a preparation method of the complex microbial inoculant. The compound microorganism bacterial liquid comprises streptomyces thermocarbonic oxide, bacillus stearothermophilus, bacillus subtilis, bacillus licheniformis, phanerochaete chrysosporium, trichoderma viride and aspergillus niger, and the bacterial liquid carrier is obtained by compounding modified charcoal and modified sepiolite through amidation reaction. According to the complex microbial inoculant provided by the invention, through the synergistic effect of the seven functional complementary microbial strains and the special three-dimensional reticulate carrier, rapid decomposition of high-temperature compost of livestock and poultry manure and straw cellulose is realized.

The invention relates to the technical field of biological improvement methods, and discloses a comprehensive biological improvement method for severe saline-alkali grassland. According to the method, S1, early evaluation and planning are conducted, S2, straw returning to the field and soil preliminary conditioning are conducted, S3, shallow ploughing and soil preparation operation is conducted, S4, microbial inoculation is conducted to strengthen soil activity, S5, pioneer plant sowing and planting are conducted, S6, precise irrigation and drainage regulation and control are conducted, and S7, long-term monitoring and later-period management and maintenance are conducted, through straw returning to the field and microbial inoculation, the pH value of soil can be reduced to 8.0-8.5 from the initial 8.5-10.5, and the salt content is reduced to 0.5%-1% from 1%-3%; compared with the prior art, the method has the advantages that the alkalinization degree is obviously reduced, meanwhile, the organic matter content is increased from lower than 1% to 2%-3%, the soil structure is improved, the porosity is increased, the air permeability and the water permeability are enhanced, a good soil environment is created for plant growth, for example, humus generated by straw decomposition can promote soil particle aggregation, a stable aggregate structure is formed, and the water and fertilizer retention capacity of soil is improved.

The invention relates to a decomposition-promoting phosphorus-dissolving deodorizing microbial agent for composting and a preparation method and application thereof, and belongs to the technical field of biological agriculture and related industries. The microbial agent is prepared from the following bacterial strains: bacillus licheniformis DY-1, paenibacillus zerzeri C-A and bacillus chestnut brown SC in a mass ratio of 1.5: (1-3): (1.5-4). The viable count of each strain is greater than or equal to 5 * 10 < 8 > CFU / g; the total viable count of the microbial inoculum is greater than or equal to 1 * 10 < 9 > CFU / g. The preparation method comprises the following steps: (1) strain activation; (2) strain amplification culture; (3) bacterial powder preparation; and (4) strain compounding. The invention relates to application in clean composting of organic wastes. The invention has the following advantages: the three strains in the microbial inoculum do not generate antagonism, and can obviously accelerate the conversion of insoluble phosphorus, promote decomposition and improve the effect of removing NH3 and H2S.

The invention discloses a straw returning index design method, and belongs to the field of straw returning mode optimization. The problem that an existing method is poor in straw returning index optimization effect is solved. Through drift diameter analysis, the response of a soil ecosystem in the field returning decomposition process can be analyzed from four aspects of soil basic nutrients, a soil organic carbon library, a soil enzyme activity system and a soil microbial community; and by means of factor analysis modeling thinking, a soil ecology comprehensive response index is constructed, so that the influence of the straw length, the straw returning amount and the straw burial depth on a soil ecosystem is explored, the optimal returning index for promoting straw decomposition and improving the soil ecosystem is found, and the effect of optimizing the straw returning index is improved. According to the method, the straw length, the straw returning amount and the straw burial depth are optimized, and important support is provided for agricultural sustainable development. The method can be applied to straw returning optimization.

The invention belongs to the technical field of hazardous waste treatment, and particularly relates to a treatment method of organic hazardous waste. An inner core is prepared from the organic hazardous waste and an additive, outer shell powder is obtained from an oxidizing agent and a reducing agent, then the core-shell structure energetic material is prepared in a coating mode, and finally the prepared core-shell structure energetic material is ignited for organic hazardous waste treatment. Compared with an existing incineration treatment technology, organic hazardous waste treatment can be conducted without traditional incineration equipment; as the oxidizing agent is in uniform and tight contact with the organic matter, large heat is released in the combustion process, the local temperature is high, oxygenolysis is rapid and thorough, and a good treatment effect is achieved; the method is short in technological process, low in energy consumption and cost and remarkable in economic and environmental benefits. According to the treatment method provided by the invention, inorganic gas and inorganic compounds are presented after combustion, so that group components forming the dioxin are fully dispersed, and generation of the dioxin is favorably inhibited.

The invention provides a coal gangue-based soil matrix as well as a preparation method and application thereof, and belongs to the technical field of ecological restoration. According to the invention, the coal gangue with continuous gradation is adopted, so that the coal gangue-based soil matrix has the particle size distribution of natural soil; urea is added to adjust the carbon-nitrogen ratio of the coal gangue and the biomass waste, and a microbial agent is added for pre-curing, so that the microbial activity is improved, complete decomposition of organic matters is promoted, and formation of water-stable aggregates is promoted; multi-layer root plants are planted together and inoculated with fungi, formation of water-stable aggregates is promoted through root interpenetration and a hypha network, meanwhile, the nutrient circulation efficiency is improved together with root exudates and microbial metabolism, and nutrient release is more balanced. Through multi-dimensional symbiotic regulation and control, the coal gangue-based soil matrix has particle size distribution of natural soil, nutrient balance, high water-stable aggregate content and organic matter content, and is more beneficial to ecological restoration.

The invention relates to the technical field of sewage treatment, and particularly provides a method and a system for realizing beneficiation wastewater N, N-diethyldithiocarbamate-C-N-S synergistic oxidation-reduction coupling treatment by an MABR oxygen layering process. According to the method and the system, a time sequence dissolved oxygen (DO) dynamic regulation and control strategy is innovatively developed: through periodic / pulse type switching anaerobic-hypoxia-aerobic conditions, oxygenolysis and ammonification reaction of N, N '-diethyldithiocarbamate are intensified directionally, and toxicity inhibition of intermediate products on functional bacteria is relieved. Based on the strategy, the system can accurately utilize biological membrane oxygen gradient spatial distribution in a single MABR reactor to realize a cascade reaction of sulfur oxidation-ammonification-aerobic nitrification-anoxic denitrification of ethyl sulfur nitrogen; or aiming at high-concentration diethyldithiocarbamate (gt; 50 mg / L) is coupled with a front anaerobic reactor, and ammoniation detoxification and denitrification nitrogen removal are enhanced.

The invention relates to a lake sediment reduction bacterium which is classified and named as bacillus amyloliquefaciens WP02, the preservation number is CCTCC (China Center for Type Culture Collection) NO: M2020696, and the lake sediment reduction bacterium is preserved in the China Center for Type Culture Collection. The invention relates to an application of a lake sediment reduction bacterium in sediment denitrification, phosphorus uptake and quality degradation. The method has the beneficial effects that the immobilized microbial agent obtained by respectively embedding and adsorbing lake sediment reduction bacteria can effectively reduce sediment organic matters, reduce sediment total nitrogen and absorb phosphorus in overlying water, namely effectively perform denitrification, phosphorus absorption and quality degradation on the sediment, and the microbial agent can improve the oxidation reduction potential of the sediment and reduce the pollution of the sediment. And the method has important significance and application value in the aspect of maintaining the ecological balance of the water body, and has the characteristics of high in-situ remediation efficiency, small environmental disturbance and no secondary pollution compared with a physical and chemical remediation method.

The invention belongs to the field of microorganisms, and particularly relates to a biochar-based immobilized microbial agent for promoting litter decomposition and a preparation method thereof.The biochar-based immobilized microbial agent for promoting litter decomposition comprises a biochar-based culture medium and a microbial seed solution, the active ingredient of the microbial seed solution is phanerochaete chrysosporium, and the preservation number is SHBCC D13411. According to the invention, the adsorption efficiency of the microbial agent is enhanced through the iron-modified biochar, and a habitat suitable for development and reproduction is provided for microorganisms; on the other hand, the biochar has very strong hygroscopicity, water molecules can be adsorbed on the surface, and a suitable growth environment is provided for microorganisms, so that the microorganisms are promoted to decompose litters.

The invention discloses a dual-purpose composite microbial preparation for straw comprehensive treatment and a straw fermentation method.According to the preparation, a composite microbial system is formed by a core bacterial group and an auxiliary bacterial group, the adaptability to the environment temperature is high, and the preparation can be applied to high-temperature composting or straw returning as required; the preparation utilizes the comprehensive decomposition effect of microorganisms and functional enzymes to destroy the compact cellulose structure on the surface layer of the straw, so that the sugar and nutrients in the straw are released, the composting decomposition, field decomposition and the like of the straw are efficiently promoted, the problems of low decomposition speed, difficulty in temperature control and the like in the straw treatment process are effectively solved, and the quality of the straw is improved. Therefore, efficient and green treatment and resource utilization of the straws are realized, and meanwhile, a new technical path is provided for green and environment-friendly treatment of agricultural wastes.

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 present invention discloses a water quality monitoring system applied to sewage treatment, which relates to the technical field of sewage water quality monitoring. Before adding microorganisms, the present invention monitors and analyzes the uniformity of water quality, confirms the sewage treatment mode. During stratified treatment, it analyzes the microorganism combination plan and microorganism addition plan for sewage treatment at each depth layer. During overall treatment, it analyzes the microorganism combination plan and overall microorganism addition plan for sewage, and after adding microorganisms, it conducts water quality monitoring and then makes corresponding adjustments to ensure the unity and uniformity of the water quality treatment progress, which helps to maintain the stability of the microorganism growth environment, so that the microorganisms can continuously work efficiently in a relatively stable environment, improve the decomposition speed of pollutants in the sewage, ensure the stability of the effluent water quality, reduce the difficulty of subsequent microorganism control and regulation, improve the overall sewage treatment effect, and is not easy to cause microorganism waste, reducing the operation cost.

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 a method for accelerating straw composting by utilizing magnetite and compound microorganisms to drive biological advanced oxidation, and belongs to the technical field of efficient composting of agricultural organic solid wastes. The method comprises the following steps: (1) uniformly mixing straws and excrement as a compost body, adjusting the C / N ratio and the water content, adding magnetite, a bacillus subtilis liquid and a crushed white rot fungus liquid, and putting the mixture into a composting device; (2) intermittent aeration is carried out, the temperature is 28-32 DEG C, and the composting period is 40-50 days. According to the composting method, through intermittent aeration, controllable aerobic conditions and anoxic conditions are formed in a compost body, under the anoxic conditions, ferric iron is subjected to dissimilatory iron reduction to generate ferrous iron, and under the aerobic conditions, compound microorganisms reduce oxygen through extracellular electron transfer to form hydrogen peroxide, so that the composting effect is improved. Divalent iron and hydrogen peroxide are subjected to a Fenton-like reaction to generate hydroxyl free radicals with high oxidizing property, so that decomposition of straw lignocellulose is accelerated, and the composting efficiency of compost is improved.

The invention relates to the technical field of organic solid waste resourceful treatment, in particular to a method for enhancing degradation of biodegradable plastic compost based on white-rot fungi and manganese modified charcoal. According to the method, manganese modified charcoal and white-rot fungi are subjected to synergistic treatment, and the efficient method for intensively degrading the biodegradable plastic through aerobic composting is constructed. The method effectively overcomes the technical bottlenecks of slow degradation starting, long degradation period and easy generation of micro-plastic residues of the biodegradable plastic in traditional compost, and realizes rapid and thorough degradation of the biodegradable plastic. Besides, the method also promotes the conversion of humus precursor substances in the compost material and accelerates and stabilizes the synthesis of humus, so that the decomposition degree of the compost product is remarkably improved, and the quality and environmental safety of the final compost product are synchronously improved while the biodegradable plastic is efficiently degraded. And an efficient and reliable solution is provided for recycling of organic solid wastes and degradation of biodegradable plastic compost.

The invention relates to the technical field of resource utilization of rotten vegetable waste, in particular to a microbial agent and application thereof in the field of rapid rotting of rotten vegetable waste. The microbial agent comprises bacillus pumilus and bacillus subtilis, bacillus subtilis is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC No.33122; the bacillus pumilus is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC No. 33121. The invention also provides an application of the microbial agent in the field of rapid rotting of rotten vegetable leaves. The treatment method for rapid rotting of the rotten vegetable leaves is widened, the types of microorganisms capable of being used for rapid rotting of the rotten vegetable leaves are enriched, the rotting rate of the rotten vegetable leaves can be effectively increased when the microbial agent is used for rapid rotting of the rotten vegetable leaves, and meanwhile the yield of next-stubble crops can be effectively increased.

The invention discloses a field miniature PVC litter decomposition experiment ring which comprises a miniature ring structure, observation opening structures are oppositely formed in the outer surface of the miniature ring structure, a nylon net structure with the pore diameter of 5 mm is glued in an inner cavity of one observation opening structure, a nylon net structure with the pore diameter of 50 microns is glued in the other observation opening structure, and the inner cavity of the other observation opening structure is glued with a nylon net structure with the pore diameter of 50 microns. The top of the outer ring of the miniature ring structure is sleeved with a disassembly and assembly ring, and a cover net structure which is in a stretched state and has the aperture of 50 micrometers is glued to the top of the disassembly and assembly ring. Firstly, the influence of microenvironment interference and physical limitation in the litter decomposition process is solved, and the situation that the decomposition rate deviates from a true value due to litter compaction and rainfall erosion in the environment is avoided; secondly, the problem that a litter mesh bag method changes the feeding preference of soil animals is solved, it is ensured that the decomposition behavior is consistent with the natural state, and finally, due to the fact that the decomposition process is protected by the miniature environment, the influence of human factors and large animals is avoided.

The present application provides a soil organic matter content detection device and a detection method thereof, which determines the fluctuation difference of the vertical diffusion distribution of organic matter in the soil through spectral data, and then performs multi-scale information decomposition on the spectral data to obtain horizontal spectral characteristic bands and vertical spectral characteristic bands; determines the content distribution entropy of organic matter in the horizontal direction and the sampling point distribution information according to the horizontal spectral characteristic bands to determine the content change gradient of organic matter in soils of different blocks, and hierarchically couples the horizontal spectral characteristic bands and the vertical spectral characteristic bands according to the content change gradient and the fluctuation difference to obtain coupling characteristics; determines the band disturbance amount in the spectral measurement process; performs spectral compensation on the coupling characteristics according to the band disturbance amount, and then realizes soil organic matter content detection based on the compensated coupling characteristics. The scheme of the present application can realize hierarchical coupling of soil spectral data at different sampling points, thereby improving the confidence of soil organic matter content detection.

The invention belongs to the field of field snail processing, and particularly relates to a field snail processing sorting device which comprises a base frame, a sorting barrel arranged at one end of the top of the base frame in a sliding mode, a feeding pipe fixed to one end of the top of the sorting barrel in a communicating mode, a plurality of sealing doors installed at one end of the peripheral face of the sorting barrel and a multi-stage sorting and drying mechanism for sorting field snails. The multi-stage sorting and drying mechanism comprises a screening assembly and an air blowing assembly. According to the river snail sorting device, the screening assembly can sort river snails of different sizes, so that the river snails in different size ranges can be located at different heights, the river snails at different heights can be taken out by opening the sealing door, and in the process, the air blowing assembly can ensure that the interior of the sorting barrel is not excessively wet; therefore, the situation that excessive water residues promote protein decomposition of the escargots to generate low-level amine substances is prevented, and the processing effect of the escargots is improved.

The invention provides a waste liquid organic matter decomposition auxiliary device, and relates to the technical field of waste liquid organic matter treatment equipment.The waste liquid organic matter decomposition auxiliary device comprises a supporting assembly, a plasma decomposition mechanism, an ultrasonic decomposition mechanism, a waste liquid conveying mechanism and a controller; the top and the right side of the plasma decomposition mechanism are fixedly connected with the waste liquid conveying mechanism, an output port in the right end of the waste liquid conveying mechanism fixedly communicates with the ultrasonic decomposition mechanism, and the plasma decomposition mechanism and the ultrasonic decomposition mechanism are electrically connected with the controller. Organic matters in waste liquid can be efficiently decomposed under the dual action of plasmas and ultrasonic waves, energy conservation and environmental protection are achieved, energy consumption and environmental pollution are reduced, automatic control is achieved through the controller, and the treatment efficiency and stability are improved.

The invention discloses a rapid decomposition system and method based on plant litters, and relates to the technical field of litter decomposition, according to the rapid decomposition system and method based on the plant litters, the decomposition period of the plant litters is remarkably shortened through microbial directional regulation and precise environment control, and compared with a traditional method, the decomposition efficiency is improved by 30%-50%; full resource utilization of decomposition products is achieved, resource waste is reduced, the prepared liquid fertilizer, the soil conditioner and the biochar have good application value, the soil fertility can be effectively improved, and the ecological environment can be effectively improved; the intelligent regulation and control subsystem monitors the decomposition process in real time and automatically adjusts the decomposition process to ensure that the decomposition process is in an optimal state, the manual intervention cost is reduced, and the stability and reliability of system operation are improved; the environmental problems such as fire hazards and soil hardening caused by litter accumulation are reduced, the virtuous circle of an ecological system is promoted, and remarkable ecological benefits and social benefits are achieved.

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.