4620results about "Bio-organic fraction processing" patented technology

The invention provides an agricultural source solid waste pollution reduction and carbon reduction synergistic effect calculation method and system. According to the agricultural solid waste pollution reduction and carbon reduction synergistic effect calculation method, a livestock and poultry manure and straw mixture serves as a treatment object, an environmental parameter set of microbial metabolism intensity is obtained, and then a microbial agent feeding acceleration rate and a flora activity attenuation curve are dynamically matched. In the aerobic fermentation stage, through linkage of pile turning operation and a microbial inoculum adding strategy, activity balance of surface and deep flora is maintained, and a microbial inoculum adding time window is corrected in combination with historical data. And establishing a quantitative model with a carbon-nitrogen ratio imbalance threshold value as a constraint, iteratively optimizing a nonlinear association relationship between the inoculant feeding acceleration rate and the pile turning operation frequency, and outputting a full-period synergistic effect evaluation result. According to the technical scheme, the pollution reduction and carbon reduction synergistic effect of agricultural source solid waste treatment is improved, and the dual purposes of resource utilization and environmental protection are achieved.

The present invention relates to an intelligent material distribution and material taking device and method for solid fermentation of powdery and granular fertilizers, comprising at least one production line, the production line comprising: a longitudinal conveyor belt parallel to the length direction of the fermentation tank; a transverse conveyor belt arranged above the fermentation tank along the width direction of the fermentation tank; a discharge vehicle, including a longitudinal discharge vehicle and a transverse discharge vehicle; a material distribution conveyor belt for receiving the fermentation raw materials scattered by the longitudinal discharge vehicle; a longitudinal receiving hopper; a mobile spiral material taking machine, which is longitudinally slidably arranged in the fermentation tank to collect the intermediate products in the fermentation tank; a controller, which controls the intelligent material distribution and material taking device for solid fermentation of powdery and granular fertilizers to switch between the two working states of distribution and material taking, and controls the transverse conveyor belt and the longitudinal discharge vehicle to keep synchronous longitudinal movement. The controller is used to switch the working state of the material distribution and material taking device, so as to realize intelligent and automatic material distribution and material taking, so as to meet the needs of solid fermentation of powdery and granular fertilizers.

The invention discloses a complex microbial inoculant for coupling straw decomposition and soil carbon sequestration and a preparation method thereof, the complex microbial inoculant can rapidly promote degradation of lignocellulose of straw in soil by compounding bacillus subtilis, bacillus licheniformis, pseudomonas aeruginosa and the like, provides a basic material energy source for activity of soil microorganisms, and has the advantages of simple preparation process and low cost. Meanwhile, corresponding microorganisms achieve long-term storage of organic carbon through humus stabilization and mineral substance combined carbon (MAOC) stabilization, the storage efficiency of the organic carbon is remarkably improved through nano Fe3O4, and under the synergistic effect of all strains in the complex microbial inoculant, the carbon loss of straw returning can be effectively reduced, the carbon immobilization capacity of soil is improved, and the soil quality is improved. The organic carbon content in the soil is increased.

The invention relates to the technical field of production parameter control, and particularly discloses an organic fertilizer production parameter optimization control method for a compound microbial agent, which comprises the following steps of: calculating a temperature fluctuation index and a pH stability index according to temperature data and a pH value in a fermentation stage so as to quantitatively evaluate the stability of a fermentation environment; evaluating the external interference degree by using the normalized comprehensive influence factor, intelligently analyzing the microbial ecological disorder condition through clustering analysis and a decision tree algorithm in combination with microbial concentration data, and calculating a microbial ecological disorder fluctuation coefficient; based on an evaluation result, dynamically calculating an adjustment factor, accurately adjusting the temperature and the pH value in the fermentation condition, and ensuring that the microbial flora is in an optimal active state; finally, whether the fermentation parameters reach the standard or not is determined by re-evaluating the adjusted flora state, so that the quality and the production efficiency of the organic fertilizer are ensured.

The invention relates to a tea garden acidic soil conditioner, which is prepared from the following raw materials in parts by weight: 10 to 15 parts of alkaline conditioning materials, 10 to 30 parts of honey pomelo waste fruit fermented organic fertilizers, 4 to 6 parts of alkali modified biochar, 2 to 4 parts of biostimulant, 3 to 5 parts of graft modified chitosan, 0.25 to 0.6 part of dicyandiamide, 0.5 to 1 part of complex microbial inoculants, 0.25 to 0.5 part of binding agents and 0.006 to 0.012 part of trace element substances. The alkaline conditioning material is a mixture of magnesium-containing mineral substances and shell powder in a mass ratio of 10: (2-5); the graft modified chitosan is obtained by grafting and modifying chitosan through an unsaturated phosphorus-containing monomer and an unsaturated nitrogen-sulfur-containing monomer, and the grafting rate is 20-30%; the biostimulant comprises mineral source fulvic acid, magnesium sulfate, monopotassium phosphate and a seaweed extract. The tea garden acidic soil conditioner provided by the invention can effectively improve tea garden soil, so that the yield and quality of tea leaves are obviously improved.

The invention relates to the technical field of organic fertilizers, and discloses an agricultural waste two-stage fermentation bio-organic fertilizer and a preparation method thereof.The bio-organic fertilizer comprises 70%-80% of a mixture of livestock and poultry manure and straw subjected to anaerobic fermentation and aerobic fermentation two-stage treatment, 5%-10% of auxiliary organic matter, 3%-5% of a soil improvement material, 2%-4% of a functional additive and 1%-3% of a microbial preparation. The preparation method comprises the following steps: mixing the livestock and poultry manure and the straw according to a carbon-nitrogen ratio of 30: 1, and performing pretreatment; carrying out anaerobic fermentation for 7 days, and collecting biogas; performing solid-liquid separation to obtain a solid material and biogas slurry; concentrating the biogas slurry to prepare a leaf fertilizer; adding a microbial preparation into the solid material, and carrying out aerobic fermentation for 10-15 days; after fermentation is completed, drying, functional component adding, granulating, screening and packaging are conducted, a finished product is obtained, collaborative integration of anaerobic-aerobic fermentation and full-quantitative utilization of agricultural waste are achieved, and the method has the remarkable advantages of being short in fermentation period, small in nutrient loss, high in functionality and the like.

The invention relates to the technical field of organic fertilizers and planting of watermelons and muskmelons, and provides a special fertilizer for milk irrigated watermelons and muskmelons and a double-stubble planting method for sweetness enhancement of milk irrigated watermelons and muskmelons. The special fertilizer for the milk irrigated watermelons and muskmelons comprises black goat manure, sophora alopecuroide, sesame seed meal, bran, organic fresh milk, brown sugar and zymophyte. The black goat manure is pulverized into powder by a pulverizer, the sophora alopecuroide is pulverizedinto 1 cm to 2 cm, and the ratio of the black goat manure, the sophora alopecuroide, the sesame seed meal, the brans, the organic fresh milk, the brown sugar and the zymophyte is 2700-3200: 80: 50: 150: 5: 1. The double-stubble planting method for sweetness enhancement of the milk irrigated watermelons and muskmelons comprises the following steps: selection of a nursery seedling plate and soil, cleaning and germination accelerating of seeds, soil preparation, transplanting, irrigation, topdressing, shaping and forking of watermelon and muskmelon vines and fruit bearing of the watermelons and the muskmelons. The problems that in an existing watermelon and muskmelon planting process, soil nutrients are damaged due to the fact that chemical fertilizers are used for a long time, and the sweetness of melons is reduced are solved.

The invention relates to the technical field of control systems, in particular to an organic fertilizer fermentation intelligent aeration control system applying a nano-molecular film. The system comprises a data acquisition module, a delay analysis module, a gas analysis module and a controller adjusting module. Wherein the delay analysis module is used for determining the response delay of the aeration control system in combination with the change condition of temperature, the regulation hysteresis of the aeration control system and the activeness of microorganisms; the gas analysis module is used for determining the comprehensive gas exchange rate of the fermentation heap according to the humidity change condition, the carbon dioxide concentration and the ammonia gas concentration of the fermentation heap; the controller adjusting module is used for determining a correction coefficient of the aeration control system; and taking the proportional gain corrected by the correction coefficient as the proportional gain of a PID controller in the aeration control system. According to the invention, the response speed and the control precision of the aeration control system are effectively improved.

The invention provides Pseudomonas pinnatifida G-7 and application thereof, and belongs to the technical field of agricultural microorganisms. The invention provides a pseudomonas pinnatifida G-7, and the preservation number of the pseudomonas pinnatifida G-7 is CGMCC (China General Microbiological Culture Collection Center) No.33127. The pseudomonas pinnatifida G-7 has the advantages that the preservation The Pseudomonas pinnatifida G-7 provided by the invention has salt-resistant, alkali-resistant and nitrogen-fixing and potassium-dissolving capabilities, can secrete auxin IAA and promote the formation of soil aggregates, and can promote the growth and development of plants and improve the stress resistance of the plants to saline-alkali environments. The strain preparation provided by the invention has a remarkable promoting effect on plant growth, can be used as a candidate strain of a plant nitrogen-fixing microbial inoculum and a barren saline-alkali land improvement functional microbial inoculum, and is beneficial to industrial production; the biological fertilizer prepared by using the strain can promote the growth of plants in saline-alkali soil, and has a wide application prospect.

Methods for stimulating plant growth and / or promoting plant health using free enzymes or recombinant microorganisms that overexpress enzymes are provided. Plant seeds coated with free enzymes or recombinant microorganisms that overexpress enzymes are also provided. Compositions comprising a fertilizer and an enzyme or a recombinant microorganism that overexpresses an enzyme are provided. Modified enzymes having ACC deaminase activity, recombinant microorganisms expressing the modified enzymes, plant seeds treated with the modified enzymes or recombinant microorganisms, and methods for stimulating plant growth and / or promoting plant health using the modified enzymes or recombinant microorganisms are also provided.

The invention provides a preparation method of an auricularia fuscosuccinea mushroom dreg fertilizer for enhancing fertility and structural stability of black land, which comprises the following steps: mixing corn straw, sawdust, wheat bran, soybean meal, lime and gypsum to obtain an auricularia fuscosuccinea culture medium, and adding water to obtain a blended auricularia fuscosuccinea culture medium; after sterilization, auricularia fuscosuccinea strains are inoculated, and after auricularia fuscosuccinea is harvested, the remaining culture medium serves as auricularia The method comprises the following steps: mixing auricularia fuscosuccinea mushroom dregs and chicken manure, adding water to obtain a fertilizer to be composted, composting and fermenting for 30 days, and turning the compost every 3-6 days during the composting fermentation to obtain the auricularia fuscosuccinea mushroom dreg fertilizer. The invention further provides application, and the auricularia fuscosuccinea mushroom dreg fertilizer is used for cultivating motherwort and enhancing the fertility and the structural stability of black land. According to the method, the resource utilization efficiency of the auricularia fuscosuccinea residues is improved, the fertility and sustainable utilization of the black land are effectively improved, and the method can be widely applied to efficient planting of medicinal plants and economic crops.

The invention provides brevibacillus thermophilus with a strong fiber degradation function and application of the brevibacillus thermophilus. The brevibacillus soil thermophilus is named as brevibacillus soil (Brevibacillus agri) GZAUS211024 and is preserved in the Guangdong Microbial Culture Collection Center, and the preservation number of the brevibacillus soil thermophilus is GDMCC (Guangdong Microbial Culture Collection Center) 65171. The brevibacillus soilis GZAUS211024 has relatively strong cellulase, amylase and lipase enzyme activities at the temperature of 45 DEG C, has relatively high degradation efficiency on pure lignin, has a relatively high direct degradation rate on straw stalks with a relatively high lignification degree under the same condition, has an obvious effect of weakening a fiber structure, and has a good application prospect. The defects of the microbial resources can be made up to a certain extent.

The invention relates to the field of environment and agricultural biotechnology, in particular to an application of a composite phosphate-solubilizing bacterial agent in promoting wheat growth, which is characterized in that germinated wheat is cultivated firstly, then the germinated wheat is placed in soil mixed with the composite phosphate-solubilizing bacterial agent to be cultivated, and then the germinated wheat is cultivated in soil mixed with the composite phosphate-solubilizing bacterial agent. Furthermore, the growth of wheat is promoted by the cooperation of enterobacter hormaechei HS6, pantoea agglomerans CT3 and wheat bran in the compound phosphate-solubilizing bacterium agent. Wherein the enterobacter hormaechei HS6 and the pantoea agglomerans CT3 can efficiently convert insoluble phosphorus in the soil into soluble phosphorus, the utilization rate of phosphorus in the soil is effectively increased, the use amount of chemical phosphate fertilizer is reduced, nutritional ingredients are increased for the soil, the physical and chemical properties of the soil are improved, wheat growth can be well promoted, and the application prospect is good.

Provided are a multi-layer fermentation tank for tea leaves and a use method thereof. The multi-layer fermentation tank for tea leaves includes a tank body, a placement assembly, a heater, and an oxygen supply machine. The placement assembly includes a support frame, and a tray. The support frame includes a turnover plate, laminate groups located at upper and lower sides of the turnover plate, and a top cover located above the laminate group at the upper side. A telescopic connection mechanism is arranged among the turnover plate, the laminate and the top cover, an upper surface of each of the turnover plate and the laminate is provided with a placement groove, the tray is placed in the placement groove, and a positioning member is arranged between the tray and the placement groove. Gas holes are formed in each of the turnover plate, the laminate, the tray, and the top cover.

The invention relates to the technical field of organic fertilizer production, in particular to a bio-organic fertilizer production process data system and an extraction method. The method comprises the following steps: acquiring a raw material information set and a process parameter set; calculating a reference flora rate based on microbial activity characteristics of the raw material information set; marking a time sequence timestamp for the raw material information set and the process parameter set, and constructing a fermentation behavior track; analyzing the microbial activity characteristics of the fermentation behavior track, and calculating the flora reaction speed; therefore, by constructing a multi-source heterogeneous data-driven fermentation behavior track and quality mapping system, the problems of data isolation, state recognition lag and process deviation and incapability of accurate positioning in traditional bio-organic fertilizer production are solved, and the intelligent diagnosis capability and quality controllability of the production process are improved.

The invention relates to a functional microorganism-containing organic-inorganic compound fertilizer and a production method thereof, and relates to the technical field of fertilizers, the functional microorganism-containing organic-inorganic compound fertilizer comprises an inorganic core layer, an organic coating layer and a functional microorganism outer layer, the functional microorganism outer layer comprises the following components in parts by mass: 10-15 parts of compound functional microorganisms, 5-10 parts of synergistic growth-promoting microorganisms, 2-3 parts of trehalose, 1-2 parts of mannitol, 10-15 parts of sodium alginate, 8-10 parts of chitosan, 2-4 parts of a yeast extract and 30-40 parts of a modified activated carbon carrier. The production method comprises the following steps: preparing an inorganic core layer, preheating the inorganic core layer, and spraying and coating an organic coating layer material to obtain a primary product with an organic coating layer; and coating the surface of the organic coating layer of the primary product with a functional microorganism outer layer material, drying at low temperature, and screening to obtain the organic-inorganic compound fertilizer containing the functional microorganisms. The fertilizer has the effect of improving the slow release effect of the fertilizer and the survival rate of microorganisms.

The invention belongs to the technical field of agriculture, and provides a fly ash soil conditioner and a preparation method thereof, the fly ash soil conditioner is prepared from the following raw materials by mass: 50-70 parts of modified fly ash, 15-25 parts of humic acid, 30-40 parts of an organic matrix, 3-5 parts of diatomite, 6-10 parts of zeolite powder, 1.5-3.0 parts of a microbial agent, and 0.5-1.5 parts of calcium carboxymethyl cellulose. The fly ash is used as a main raw material, resource utilization of industrial wastes is realized, and the soil improvement cost is reduced. The modified fly ash is combined with the organic matrix and the microbial agent, so that the water-retaining property, the air permeability and the nutrient slow-release effect of the soil are remarkably improved. The nitrogen-fixing bacteria, the phosphate solubilizing bacteria and the trichoderma are compounded, so that the nitrogen and phosphorus conversion of soil is promoted, and the reproduction of pathogenic bacteria is inhibited. The modification time of the fly ash is greatly shortened through the microwave activation technology, the product stability is improved through the extrusion granulation technology, and the method is suitable for large-scale production.

The invention relates to the technical field of soil function improvement, in particular to a rice field soil recarburization and capacity expansion method based on a charcoal-based organic fertilizer. The method comprises the following steps: crushing a biomass raw material, pyrolyzing and cooling to obtain biochar; immersing the biochar in a functional bacteria solution containing actinomycetes and bacillus for activating treatment to obtain modified biochar; mixing the modified biochar and decomposed straw, composting and fermenting to obtain organic fertilizers with different particle sizes; the large-particle-size organic fertilizer is applied to deep soil, the soil is covered with soil after straw is laid on the soil, and the small-particle-size organic fertilizer is applied to surface soil. Through layered application, the large-particle-size biochar repairs the deep soil structure and expands the carbon storage capacity, and meanwhile, the carbon stability is improved through carbon-nitrogen synergistic metabolism driven by functional bacteria, so that the carbon immobilization efficiency is improved, meanwhile, soil recarburization and expansion are achieved, the contradiction between carbon sequestration and structure degradation and nutrient imbalance in a traditional recarburization and expansion technology is solved, and the soil recarburization and expansion efficiency is improved. Synergic improvement of a carbon sink function and agricultural productivity is promoted.

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 present disclosure provides non-intergeneric remodeled microbes that are able to fix atmospheric nitrogen and deliver such to plants in a targeted, efficient, and environmentally sustainable manner. The utilization of the taught microbial products will enable farmers to realize more productive and predictable crop yields without the nutrient degradation, leaching, or toxic runoff associated with traditional synthetically derived nitrogen fertilizer, by mitigating or eliminating the need for exogenous nitrogen-containing fertilizers. The remodeled microbes have unique colonization and nitrogen fixation abilities, which enable the microbes to deliver nitrogen to a cereal plant in a spatially targeted (e.g. rhizospheric) and temporally targeted (e.g. during advantageous stages of plants life cycle) manner. The microbes are able to replace the standard agricultural practice of sidedressing and enable a more environmentally sustainable form of farming. The present disclosure also provides methods of using non-intergeneric remodeled microbes, for example, to fix atmospheric nitrogen by reducing or eliminating the need for exogenous nitrogen-containing fertilizers, to increase yield, and to reduce infield variability in the yield.

The invention relates to a cultivation nutrient medium and a preparation method thereof. According to the nutrient medium, peat is completely abandoned, the coco coir, the straw and the biochar are combined to reduce ecological burden, the nutrient medium is an environment-friendly medium, the biochar fixes carbon and reduces emission, and the soil structure can be improved after long-term use; vermiculite improves the water-holding capacity, perlite and straw form a stable pore structure, and the ventilation porosity reaches 25% or above. Wormcast and a microbial agent synergistically release nitrogen, phosphorus and potassium, and the fertilizer efficiency is lasting. The microbial agent can inhibit soil-borne diseases such as fusarium and reduce the death rate of cultivated seedlings. The biochar adsorbs salt and toxins, and the EC value is stabilized at 1.2-1.8 mS / cm. The cost of the selected raw materials is reduced by 35% compared with that of a traditional substrate, and the substrate is suitable for large-scale production, suitable for vegetable seedling culture, potted flowers, organic farms and soilless culture systems, and especially suitable for saline-alkali soil or continuous cropping obstacle areas.

The present invention relates to a microbial fertilizer and a preparation method thereof, and to the technical field of fertilizers. The fertilizer realizes the precise release of different microorganisms at various stages of the growth of tsaoko through a multilayer structure of an initial layer, a quick release layer, a mid-term release layer, and a long-term release layer. The initial layer quickly releases microorganisms to inhibit the growth of early pathogens, the quick release layer and the mid-term release layer continuously provide disease resistance support during the seedling and growth stages, and the long-term release layer slowly releases in the later stage to prevent and treat late diseases such as leaf blight and fruit rot. The fertilizer contains a variety of strains such as Bacillus amyloliquefaciens, Trichoderma harzianum, and Bacillus licheniformis, which can effectively prevent and treat common diseases of tsaoko such as leaf spot, virus disease, root rot, leaf blight, and fruit rot. The basic material is composed of Eupatorium adenophorum, Artemisia absinthium, and Marigold, which provide additional antibacterial support, improve the yield and quality of tsaoko, and have good economic and ecological benefits.

The invention discloses five boletus sinensis strains and an SSR (simple sequence repeat) molecular marker identification method thereof, and relates to the technical field of boletus, and the five boletus sinensis strains are boletus sinensis strains ZJHJSQ001, ZJHJSQ002, ZJHJSQ003, ZJHJSQ004 and ZJHJSQ005. The preservation number of the ZJHJSQ001 is CCTCC (China Center For Type Culture Collection) NO: M 20242071, and the ITS sequence of the ZJHJSQ001 is as shown in SEQ NO.1; the preservation number of the ZJHJSQ002 is CCTCC (China Center For Type Culture Collection) NO: M 20242070, and the ITS sequence of the ZJHJSQ002 is as shown in SEQ NO. 2. The combination of the SSR molecular marker primers obtained by the method can conveniently and quickly distinguish boletus sinensis strains ZJHJSQ001, ZJHJSQ002, ZJHJSQ003, ZJHJSQ004 and ZJHJSQ005, and has the advantages of saving cost, improving efficiency, being convenient to operate and accurate in result.

The invention relates to a high-efficiency compost decay-promoting microbial inoculum as well as 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, bacillus massiliensis MS, bacillus aryabhattai MB and gas-producing paenibacillus XWS-70; 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 109 CFU / g. The preparation method comprises the steps of strain activation, strain amplification culture, strain powder preparation and strain compounding. The invention relates to application in rapid maturing and composting of organic wastes. The invention has the following advantages: no antagonism is generated among the four strains, the degradation of cellulose can be obviously accelerated, and the degree of humus is improved.

The invention relates to the technical field of solid waste treatment, in particular to a method for removing antibiotics and resistance genes in aerobic composting of chicken manure. Comprising the following steps: adding a composting auxiliary material into chicken manure to enable the carbon-nitrogen ratio to be (25-30): 1, and adjusting the initial moisture content to 55-65% to obtain an initial composting material; adding persulfate and zero-valent iron into the initial compost material, and uniformly mixing; loading the mixed material into a container for composting; during the composting period, stirring is performed regularly, and the aerobic composting time is 30-40 days. The method has the advantages that the persulfate advanced oxidation technology and the aerobic composting technology are combined, the potassium persulfate and the zero-valent iron are added to serve as the aerobic composting additive, the zero-valent iron can continuously activate the potassium persulfate, persulfate free radicals and hydroxyl free radicals are generated, and removal of antibiotics and antibiotic resistance genes is promoted; high-concentration oxytetracycline, sulfamethoxazole and ciprofloxacin in the chicken manure are effectively removed; and the abundance of antibiotic resistance genes with high risk levels is obviously reduced.

The invention discloses an intelligent fault diagnosis and early warning method for an electrical automatic composting process system, and relates to the technical field of intelligent monitoring. Sensor data in a composting process is collected, high-frequency noise is removed by adopting sliding window filtering, and a timestamp is synchronized to align multi-dimensional signals; based on a hidden Markov model, dividing composting stages of temperature rise / high temperature / decomposition period, and extracting time domain and frequency domain features for different working conditions; and an online K-means + + algorithm is adopted to initialize a clustering center. According to the method, multi-dimensional sensor data such as temperature, humidity and oxygen content in the composting process are collected in real time, the online K-means + + algorithm and the density peak value clustering technology are utilized to dynamically adapt to the time-varying characteristics of composting parameters, outliers caused by sensor drift or dust interference are effectively filtered, the sensitivity of a model to noise data is remarkably reduced, and the method has the advantages of being high in reliability and high in reliability. It is ensured that the composting system can still operate stably under complex working conditions, and the risk of fermentation interruption or material decay caused by parameter abnormity is reduced.

The invention discloses a fertilization method for promoting sugar increase and acid reduction of ponkan and a water and fertilizer integrated system, and relates to the technical field of ponkan planting, and the fertilization method comprises the following steps: installing the water and fertilizer integrated system, arranging a 100m < 3 > water pool and a 30m < 2 >-50m < 2 > water and fertilizer pressure pump room at the highest position, close to a water source, of each 100mu of orchard, and controlling the annual fertilization frequency to be one time of base fertilizer and three times of topdressing, the application time of the base fertilizer is from late February to early March, two strip-shaped application ditches with the width of 0.4 m, the depth of 0.4 m and the length of 1 m are dug along a water drip of a tree crown, 1.5 kg of bio-organic fertilizer is used for each plant, the content of organic matter in the bio-organic fertilizer is not smaller than 40%, the content of N + P2O5 + K2O is not smaller than 5%, 1 kg of compound fertilizer is used for each plant, the content of N + P2O5 + K2O in the compound fertilizer is not smaller than 45%, and the content of N is 15%, the content of P2O5 is 15%, and the content of K2O is 15%. The quality of fruits in the marketing period is improved, the price of the fruits can be remarkably increased, the sales pressure can be remarkably reduced, and better benefits are brought to fruit farmers.

A method of production of granular soil conditioner based on a mixture of biochar and organic fertilizer comprising the following steps:Biochar mixing with animal excrements in a ratio of 1 part of biochar to 0.1 to 0.4 parts of the excrement dry matter, adding to the base of a mixture of soil bacteria belonging to at least two genera of the following: bacteria of the Rhizobia genus, nitrifying bacteria of the Azospirillum or Azotobacter genus, bacteria of the Pseudomonas genus, and bacteria of the Bacillus genus,topping the bacteria-endowed base with water in the weight not more than double the weight of the bacteria-endowed base and letting the mixture ferment for at least 5 days,draining off the excess water and drying the bacterial base so that the water content does not exceed 20% by weight,adding a mixture of spores of fungi containing at least two of the group including Trichoderma, Arbuscular mycorrhizal fungi, Ectomycorrhizal fungi to the base-bacteria compound in a total quantity corresponding to 0.2 to 1% of the dry matter weight of the base-bacteria compound.

Methods are provided for enhancing the health, growth and / or sturdiness of turf grasses by applying a combination of microbes and / or their growth by-products to the turf grass roots and / or to soil. Specifically, in one embodiment, the subject invention utilizes Trichoderma harzianum and a strain of Bacillus amyloliquefaciens. The methods can further be used to improve maintenance and upkeep of natural turf grass fields used in, for example, athletics and recreation, as well as to increase the functionality and safety of these natural turf grass fields.

The invention provides bacillus megaterium and application thereof in preparation of a nano-selenium organic fertilizer and improvement of the selenium content of tea leaves, and belongs to the technical field of microorganisms, the bacillus megaterium NT2 is preserved in the China Center for Type Culture Collection with the preservation number of CCTCC NO: M 20251806, and the bacillus megaterium NT2 is preserved in the China Center for Type Culture Collection with the preservation number of CCTCC NO: M 20251806. The bacillus megatherium NT2 has relatively strong resistance to reduction on selenium element, can survive in high-concentration inorganic selenium, can reduce the inorganic selenium into nano-selenium, and has relatively weak capability of enriching arsenic, cadmium and lead; the selenium source of the nano-selenium organic fertilizer can be prepared by mixed fermentation with high-selenium rock powder which is calcined and activated at high temperature, so that the content of heavy metals does not exceed the national standard while the selenium content of the tea leaves is increased. The bacillus megaterium provided by the invention not only can reduce the toxicity of inorganic selenium in high-selenium rock and convert the inorganic selenium into nano-selenium, but also can stably, safely and standardly produce selenium-rich tea leaves, the heavy metal content of the tea leaves does not exceed the standard, and the bacillus megaterium has a wide market prospect.