195 results about "Peat" patented technology

The invention relates to the technical field of ecological soil remediation, and discloses a moso bamboo ecological soil remediation directional regulation and control method and equipment which are used for solving the problems of insufficient light transmittance, low acidified soil remediation efficiency and the like caused by a fixed proportion of a traditional bamboo and broad-leaved mixed forest. A random forest algorithm is combined to dynamically optimize a mixing proportion and associated tree species configuration, an unmanned aerial vehicle is used for scanning to generate a three-dimensional crown model, intelligent equipment is guided to accurately intermediate cutting and complementary planting, and in cooperation with a pH response type shading film and an acid-resistant phosphate solubilizing bacterium agent, crown light transmittance improvement and acidified soil improvement are achieved. The equipment comprises an unmanned aerial vehicle carrying a laser radar, an intelligent transplanting robot and a solar drip irrigation system, and the concentration of a fungicide and an irrigation strategy can be dynamically regulated and controlled. The porous bamboo charcoal carrier is prepared by innovatively utilizing the moso bamboo waste, and the functional flora is loaded to replace the traditional peat raw material; according to the scheme, the problems of static configuration, manual dependence and resource waste are solved.

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 invention provides an anti-freezing artificial wetland system in a cold region and a temperature control method thereof. The system comprises a vertical flow artificial wetland; a water collecting pipe is arranged at the bottom of the vertical flow constructed wetland and is filled with filler; the water collecting pipe is communicated with a water level adjusting pipe which is vertically arranged, and the water level adjusting pipe comprises at least two water level pipes with different heights. The filler sequentially comprises a zeolite layer, a steel slag-peat mixed layer and a volcanic rock-quartz sand layer from top to bottom. Plants with deep roots and plants with shallow roots are planted in the vertical flow constructed wetland; a water level sensor for measuring the height of the water level, an ice layer sensor for measuring the thickness of an ice layer and an air sensor for measuring the thickness of an air layer between the ice layer and the water surface are arranged in the vertical flow constructed wetland. According to the system provided by the invention, the anti-freezing performance of the constructed wetland system can be remarkably improved, the activity of microorganisms is guaranteed, and the sewage treatment effect and the operation efficiency are improved.

The invention provides a uranium-containing ore pulp efficient electro-Fenton activation leaching material based on peat and pyrite and an activation method, and belongs to the fields of inorganic nanometer material application and uranium purification and conversion. According to the leaching material, woody peat and natural pyrite particles are subjected to ball milling, so that uniform mixed powder is obtained, then reaction is conducted under the hydrothermal condition, steam chambering and activating treatment is conducted under the high-temperature condition, and the modified peat-pyrite iron-containing nano composite material with good catalytic activity is prepared; the material can effectively promote generation of an oxidizing agent in an electro-Fenton reaction, so that oxidation and dissolution of uranium are accelerated, U (IV) in uranium ore is rapidly converted into U (VI) with higher mobility, and the material has the advantages of being high in uranium resource recovery rate, small in environmental pollution, economical, applicable and the like, is suitable for efficient activation of uranium-containing ore pulp and has good application prospects. And an effective scheme is provided for sustainable development of uranium resources.

The invention relates to the technical field of improvement methods, in particular to a soil conditioner based on ultramicro-granulated energy-gathered humic acid, and energy-gathered humic acid raw materials of the soil conditioner based on ultramicro-granulated energy-gathered humic acid comprise weathered coal, lignite, peat, oil shale, an auxiliary additive, a thermophilic bacterial agent, an organic fertilizer and an inorganic fertilizer. According to a formula, the ratio of weathered coal to lignite to peat to oil shale to an auxiliary additive to a thermophilic bacterial agent to an organic fertilizer to an inorganic fertilizer is 4: 4: 2: 2: 1: 1: 2: 2; the ultramicro-pelletized energy-gathered humic acid soil conditioner is prepared by adopting a soil conditioner preparation method. According to the soil characteristics of the desert area, local materials can be used for improving the soil of the desert area, the soil structure of the desert area is improved, the fertility is improved, and the ecological balance of the soil is maintained.

The invention provides a solid waste composite cementing material for a mixing pile and a proportioning optimization method of the solid waste composite cementing material, and belongs to the technical field of concrete materials. The aluminum mud, the red mud, the building micro powder and the phosphorite tailing powder are used as raw materials and compounded to form the cementing material for the mixing pile, cement can be effectively replaced, the problem that a cement-based material is poor in performance in a peat silty soil scene is solved, and cyclic utilization of solid waste materials can be achieved; and in addition, through a meta learning-multi-objective reinforcement learning fusion algorithm, Pareto optimal proportioning schemes of all components in the cementing material under different environment conditions and different maintenance conditions are rapidly generated, the bottleneck of traditional trial and error research and development is broken through, and the research and development progress is accelerated.

The invention relates to the technical field of geophysical exploration, in particular to a radar nondestructive detection method for buried peat in a farmland, which comprises the following steps of: 1, selecting any point on the farmland to be detected as a starting point; 2, a carrying device is used for loading a ground penetrating radar to detect the starting point, in the detection process, the antenna frequency of the ground penetrating radar is dynamically selected according to the formation type of an ore deposit, the collection mode is dynamically adjusted according to the terrain gradient, the soil profile of the position of the starting point is obtained, and the thickness of a peat layer at the position is obtained according to the soil profile; 3, selecting a plurality of test points according to the thickness of the peat layer, and sequentially detecting the thickness of the peat layer at the position of each test point by using a ground penetrating radar; and 4, connecting the values of the peat layer thickness of the starting point and the peat layer thickness of the test point position to form a smooth curved surface so as to predict the peat layer thickness of other positions of the farmland. The method is used for reducing the influence of farmland grass roots and the like on data acquisition.

The invention discloses a carbon enzyme polypeptide water-soluble fertilizer and a preparation method thereof, and the water-soluble fertilizer is prepared from the following raw material components in parts by weight: 160-220 parts of urea crystal, 45-60 parts of polymeric carbon enzyme, 40-60 parts of potassium carbonate, 10-30 parts of polypeptide amino acid, 50-70 parts of pine pollen, 10-40 parts of trace elements, 30-60 parts of charcoal, 60-80 parts of modified ground phosphate rock, 2-6 parts of coenzyme and 30-80 parts of chitosan-humic acid slow-release copper fertilizer. According to the fertilizer synergist disclosed by the invention, the peat soil is added, so that the content of humus is greatly increased, the fertilizer synergist has a very good promoting effect on improving the soil fertility and improving the physical and chemical properties of soil after being applied, and meanwhile, the addition of various beneficial microbial agents can assist plant root systems to absorb the fertilizer, can fully release fertilizer nutrients, and improves the use effect of the fertilizer; therefore, growth of plant roots is promoted, and crop yield is increased.

The invention discloses a preparation method of a tomato culture medium, which aims at solving the technical problems that peat resources are non-renewable and high in cost and the utilization rate of mulberry twig wastes is low, and is realized by the following technical scheme: firstly, crushing fresh mulberry twigs into particles; mixing silkworm excrement with a sodium alginate solution, and coating the mulberry twig particles in a fluidized bed at the air temperature of 60 DEG C and the atomization pressure of 0.3 MPa to form core-shell structure particles with the shell thickness of 0.1-0.3 mm; then mixing the core-shell particles with fine peat to form a mixture, and stacking the mixture with the coarse peat and the fine peat to form a three-layer gradient structure; and finally, spraying a zymophyte liquid with trichoderma content greater than or equal to 1.0 * 10 < 7 > CFU / mL until the water content is 40%, and standing and activating for 20 days. The matrix takes mulberry twigs as a core raw material, combines silkworm excrement slow-release fertilizer efficiency and gradient structure optimization water-air balance, can replace a traditional peat matrix to be used for tomato planting, and realizes agricultural waste recycling and low cultivation cost.

The invention belongs to the technical field of planting, and discloses an exogenous treatment method capable of promoting expansion of second-generation bulbs of lilies, which comprises the following steps: planting the second-generation bulbs of lilies in Pingsi peat soil, and when overground parts of the lilies grow to about 20cm, carrying out exogenous irrigation treatment by using a malic acid solution once every two weeks. The malic acid solution is adopted for exogenous irrigation of plants, and compared with a control group, the circumferential diameter of seedballs harvested in a treatment group is remarkably increased; the exogenous treatment method in the lily bulb cultivation process has the advantages of being low in cost, convenient to operate, high in production quality, green, free of pollution and the like, solves the problem of degradation of second-generation lily bulbs generally existing in the lily cultivation process, facilitates lily cultivation management and bulb expansion, and provides technical support for localization of the lily bulbs.

The utility model belongs to the field of field experiment systems, and discloses a rain reduction experiment device for a high and cold peat land, which comprises a rain interception assembly, a support assembly and a water cut-off assembly, the rain intercepting assembly is used for guiding rainwater to the outside of the sample plot; the supporting assembly is used for supporting the rain intercepting assembly above the ground of the high and cold peat land; the water cut-off assembly comprises a waterproof piece which is used for surrounding the outer side of the supporting assembly and extends into the position below the ground of the high and cold peat land. The device disclosed by the utility model can well realize simulated rain reduction of the high and cold peat land, accurately obtain an experimental structure and avoid interference to the natural state of an ecological system.

The present application relates to an environment-responsive intelligent controlled-release organic fertilizer and a preparation method thereof, and belongs to the technical field of composite organic fertilizer. In order to solve the problem that the traditional soil improvement method cannot simultaneously improve the efficiency of phosphorus supply and the soil, the present application provides a preparation method of an environment-responsive intelligent controlled-release organic fertilizer. The method comprises the following steps: crushing and drying agricultural and forestry waste, and then placing the waste in a calcium source compound solution to complete preloading; drying and grinding to obtain a preloaded sample; pyrolyzing the preloaded sample in an inert atmosphere to obtain calcium-modified biochar; mixing the calcium-modified biochar with a phosphorus-containing solution to perform adsorption, thereby obtaining phosphorus-loaded biochar; and mixing the phosphorus-loaded biochar with peat and a binder, and then granulating and forming to obtain the organic fertilizer. The organic fertilizer has the environment-responsive characteristic, can adapt to the growth of crops in a three-stage phosphorus release mode, can reduce phosphorus fixation, can improve the soil structure, can stabilize the soil pH, and can improve the differentiation of the micro-niche ecological niche of the soil.

The invention relates to a composition for rapidly improving horticultural soil and a preparation method and application thereof, and relates to the technical field of horticultural soil improvement. The invention discloses a composition for rapidly improving gardening soil. The composition comprises the following components in parts by weight: 35-50 parts of peat, 20-35 parts of coco coir, 15-20 parts of pine scales, 5-10 parts of quartz sand and 1-3 parts of controlled-release compound fertilizer, the controlled-release compound fertilizer comprises a controlled-release core and a quick-acting layer coated on the surface of the controlled-release core. Through cooperation of peat, coco coir, pine barks, quartz sand and the controlled-release compound fertilizer, the physical problems of heavy caking and anaerobic water accumulation of sludge soil are quickly solved, and meanwhile, seamless connection of short-term quick fertilizer supplementation and long-term stable fertilizer supply of nutrients is realized through the quick-acting layer and the controlled-release core; the method adapts to the double demands of rapid promotion of greening engineering and seedling cultivation.

The invention discloses a soil organic carbon mineralization rate determination method, and relates to the technical field of soil carbon circulation and greenhouse gas monitoring. The method comprises the following steps: carrying out hydrochloric acid back titration on an absorption liquid by adopting an automatic potentiometric titration method, converting to obtain the mass of a carbon element contained in carbon dioxide, calculating the mineralization rate by combining the dry soil weight and the culture interval, and finally subtracting an inactivation control value to obtain the organic carbon mineralization rate driven by pure microorganisms. A thin-wall stainless steel undisturbed soil drill matched with the inner diameter of a culture bottle is used for collecting soil columns in a layered manner, PVC liner tube sealing and constant-temperature transportation are matched, and a cold chamber for simulating the in-situ temperature is combined, so that the in-situ structure and the microbial habitat of the loose high-water-content peat soil are reserved to the maximum extent, and damage of traditional pretreatment to soil pores and microbial communities is avoided.

The invention discloses a method for preparing a soil conditioner for gardenia cultivation by using immobilized compound bacteria, which comprises the following steps: extracting gardenia lignin by using gardenia waste as a raw material, and preparing an inner-layer wall material to embed a mixed bacteria solution to obtain lignin inner-layer microcapsules; preparing an outer-layer wall material through modified chitosan, and compounding and curing the inner-layer microcapsule, the hydrogenated streptomyces liquid and the outer-layer wall material to obtain the immobilized composite microbial agent. And finally, mixing the immobilized complex microbial inoculant with matrixes such as leaf mold and peat soil to obtain the modifier. Ordered release of compound bacteria is realized through dual response, functional synergy of Rafissonia, Ochrobactrum and Streptomyces hydrogenii can be enhanced through population signal molecule modification, soil nutrients can be activated, effective iron can be chelated to solve the problem of iron deficiency yellowing of cape jasmine, soil pollutants and pesticide residues are degraded, and the soil quality is improved. Pathogenic bacteria reproduction is inhibited, and rhizosphere micro-ecological balance is maintained; plant hormones can be secreted to promote the growth of the cape jasmine, and the cape jasmine is converted into more components with high medicinal value.

The invention relates to the technical field of saline-alkali soil improvement, in particular to a saline-alkali soil sand-peat layered improvement structure and an improvement regulation and control method.The saline-alkali soil sand-peat layered improvement structure sequentially comprises a dry branch and fallen leaf covering layer, a sand-peat mixed layer, a peat layer and a mineral gleying layer from top to bottom, and an irrigation pipeline layer is arranged in the sand-peat mixed layer and / or the peat layer; the mixing mass ratio of the sandy soil to the peat soil in the sand-peat mixing layer is (3-5): 1, the particle size of the sandy soil is 0.1-0.5 mm, and the content of organic matters in the peat soil is 30-50%. According to the sand covering-peat layered improved structure for the saline-alkali soil and the improved regulation and control method, through the design of the sand covering-peat layered structure, the dry branch and fallen leaf covering layer, the sand-peat mixed layer, the peat layer and the mineral gleying layer are arranged, water and salt migration and organic matter distribution are optimized, the local microbial activity of soil is induced to be improved, and the soil quality is improved. The improvement effect is dynamically evaluated by combining an enzyme activity threshold value in a CASH system.

The utility model belongs to the technical field of ecological breeding equipment, and particularly relates to an in-water circulation ecological breeding barrel which is detachably arranged in a breeding pond, a plurality of breeding holes are circumferentially formed in the bottom of the breeding barrel, water permeable holes are circumferentially formed in the top of the breeding barrel, and a multi-layer composite substrate layer sequentially comprises a first soil layer, a second soil layer and a third soil layer from bottom to top, the first soil layer comprises soil and earthworm soil, and the earthworm soil contains active earthworm groups; the second soil layer comprises coco coir, perlite and vermiculite; the third soil layer comprises peat, perlite and vermiculite; the fourth soil layer comprises peat and vermiculite, and the biological-physical synergistic purification system has the beneficial effects that biological-physical synergistic purification is achieved, and the self-purification capacity of the system is improved.

The invention relates to the technical field of desert control, in particular to a method for afforestation in a desert area. By means of methyl cellulose, on one hand, the water retention capacity of modified cellulose is improved, and on the other hand, the binding capacity of the modified cellulose to water and the acting capacity of the modified cellulose to sand grains are improved by means of moisture retention and adhesion of the methyl cellulose. Furthermore, through the compounding effect of the modified cellulose, the biomass particles and the peat, the interaction among the modified sand grains is enhanced, so that the sand grains in a loose state are converted into the modified sand grains with water retention and fertilizer retention capacities. According to the modified sand grains, on one hand, the modified sand grains around the saplings form a wind-erosion-resistant consolidation system, the water holding capacity of the modified sand grains is enhanced while rapid water locking is achieved, and the water consumption in the plant growth period is obviously reduced; on the other hand, it can be guaranteed that the water content of the modified sand grains is stable for a long time, plant root development and the steady state of the growth environment are promoted, and the plant survival rate is increased.

The application discloses a system and working method for separating carbon sand from sludge carbon and synchronously expanding the carbon hole, which comprises a tank body, a rotating mechanism, a sludge carbon releasing mechanism, a secondary reverse mixing mechanism and a water outlet weir, a sand collecting hopper is installed at the bottom end of the tank body, a sand discharging pipe is connected to the lower end of the sand collecting hopper, the sludge carbon releasing mechanism is installed inside the tank body and above the sand collecting hopper, a carbon inlet is formed in the side wall bottom end of the sludge carbon releasing mechanism, a carbon inlet pipe is connected to the carbon inlet, the inlet of the carbon inlet pipe is located outside the tank body, the rotating mechanism is installed above the sludge carbon releasing mechanism, a water inlet pipe is connected to the inlet of the rotating mechanism, the secondary reverse mixing mechanism is installed above the rotating mechanism, the water outlet weir is arranged above the secondary reverse mixing mechanism, and the water outlet weir is connected with the inner wall of the tank body. The application realizes the effective separation of carbon powder and sand and stone from sludge carbon, simultaneously realizes the expansion of the carbon hole and the removal of part of the ash, increases the specific surface area of the carbon, and improves the adsorption performance of the carbon.

The invention belongs to the technical field of chemical engineering manufacturing industry, and particularly relates to a preparation and application method of a novel compound fertilizer suitable for sandy soil remediation. The preparation method of the compound fertilizer comprises the following steps: 1) pretreating slaughtered waste pigskin, then adding a protease hydrolysis solution for treatment and suction filtration, and freezing and drying the obtained filtrate to obtain pigskin protein powder for later use; 2) calcining attapulgite, cooling to room temperature, adding a solution of coconut shell carbon, woody peat and pigskin protein powder, and grinding to obtain composite particles; (3) putting the composite particles into an aqueous solution containing inorganic nutrient elements, stirring, then heating, adding a microbial complex microbial inoculant, and uniformly stirring to obtain a mixed solution; and (4) adding a polyglutamic acid solution into the mixed solution, uniformly stirring, adjusting the pH value to be neutral, and drying at low temperature to obtain the compound fertilizer. The invention researches and develops a compound fertilizer formula capable of improving the soil performance and promoting the growth of plants in desertification soil at the same time.

The utility model relates to the field of malt physicochemical index detection, and discloses a distillation extraction device for detecting peat phenol value in peat malt, which comprises a support II, a support I and an electric jacket, the outer side of the support II is fixedly connected with a bottom support, the middle part of the bottom support is provided with a condenser pipe, the inside of the condenser pipe is fixedly connected with a coiled pipe, and the coiled pipe is fixedly connected with the support I; a distiller is installed on the outer side of the first support through a chain clamp, a distiller cover is installed on the top of the distiller, a water outlet and a water inlet are sequentially and fixedly connected to the outer side of the condensation pipe from top to bottom, and a conical flask is arranged under the coiled pipe. According to the utility model, the technical scheme of a distillation condensation mode is adopted, so that total phenols in malt can be continuously and uniformly collected. According to the scheme, the whole collection process does not exceed 20 minutes, and the distillation water can be continuously supplemented, so that the efficiency is greatly improved. Compared with the problems of low collection efficiency and complex operation in the prior art, the scheme greatly simplifies the experimental process and improves the overall working efficiency.

The invention discloses an unattended, automatic and uninterrupted organic intelligent farm system technology. One embodiment of the organic intelligent farm system does not use any chemical pesticide or chemical fertilizer. On the contrary, hydrogen water, bed soil and peat are used for planting organic plants in the water injection pot type cultivation bed. A plurality of cultivation beds can be horizontally or vertically connected and assembled and are subjected to load-bearing distribution and movement through the roller assemblies on the upper track and the lower track, so that an intelligent farm system which operates uninterruptedly is formed. The plants are cultivated according to the highest standard, and illumination, nutrients, moisture, temperature and acidity are optimized. The production history is automatically recorded, and remote management is supported.

A new cultivar of Chamaecyparis plant named ‘Edengra 23’ that is characterized by its upright, columnar and compact plant habit, its foliage that is thick and coarse in texture, and its very good growth in peat-free soil.

The present application relates to a kind of special fungus organic soil preparation process of Asparagus dracaenoides cultivation, belong to special fungus organic soil technical field, including the following steps: step S1, durian shell, coconut shell is smashed using wall breaking machine, control speed 30-60rps, control time 10-20min, obtain shell scrap;Step S2, shell scrap and cow dung are poured into fermentation tank, control fermentation temperature 20-40℃, control time 40-60 days, obtain fermentation product;Step S3, fermentation product and peat soil are poured into stirrer, control stirring speed 1-8rps, control time 10-20min, obtain soil processing product, soil processing product is dried, obtain base material with moisture content 20-30%;Step S4, slow-release coating is wrapped outside special fungus using rolling coating method, obtain slow-release fungus.By means of sawdust and multi-gel combination gel, absorb the temperature in the environment in daytime, continue to slowly radiate heat in evening, help to extend the time of Asparagus dracaenoides growth soil in suitable temperature as far as possible, ensure the growth and development of Asparagus dracaenoides as far as possible.

The invention discloses a peat concentration method, and relates to the technical field of efficient pretreatment and high-value utilization of peat resources. According to the method, high-water-content wet peat is taken as a raw material, and deep dehydration, structure densification and humic acid directional enrichment of the peat are synchronously realized through a catalyst-assisted hydrothermal reaction and afterheat drying coupling process. According to the process, organic components of peat are promoted to be subjected to cracking-polymerization conversion through a hydrothermal reaction, the content of humic acid is remarkably increased to 20.8% or above, and meanwhile the volume of the peat is concentrated to 25%-30% of the original volume. The obtained concentrated peat product has the advantages that firstly, the density is high, the size is small, and the storage and transportation cost is greatly reduced; active components are improved, and the active components can serve as high-quality raw materials to be used for customized creation of high-end agricultural products such as seedling substrates and suspension fertilizers. The method provides key technical support for sustainable development and full-chain high-value utilization of the peat industry, and has remarkable economic benefits and ecological benefits.

The invention belongs to the technical field of soil improvement, and discloses a soil conditioner with an acidified soil improving function and a preparation method thereof. The conditioner is prepared from biomass charcoal, peat containing humic acid, crab shells, eggshells, clamshells, bamboo charcoal, zeolite powder, kieselguhr, biogas residues, potassium fulvate, calcium magnesium phosphate fertilizer, animal waste and a microbial agent according to the mass percent. The invention relates to the technical field of soil improvement. The modifier realizes a multi-dimensional synergistic effect through alkaline neutralization, humus buffering, slow-release fertilizer supply and microbial activation, can significantly improve the pH value of acidified rice field soil after one-time application, increases 0.6-1.0 unit, effectively increases the contents of soil organic matters, total nitrogen, available phosphorus and available potassium, improves the soil structure and microbial activity, and improves the soil quality. And the yield of rice is increased by about 10% or above. The method is suitable for soil improvement and green agricultural production of southern acidic rice fields.

The present invention relates to a plant growing medium comprising a. shredded and dried green waste, b. shredded and dried animal manure, and c. cellulose. The invention further relates to a method for producing this plant growing medium. Finally, the invention also relates to the use of this plant growing medium, among other things, as a water-retaining and fertilizing peat substitute in agriculture, horticulture, or forestry, its use as a loose building material for insulation construction, and its use as insulation material. The invention further relates to a plant growing medium pressed into briquettes or pellets and the use of these briquettes or pellets as fuel.

The application discloses a preparation method and application of peat moss nanocellulose and a composite film. Cellulose in peat moss is used as a raw material, chemical extraction is first performed on the cellulose, the cellulose is then converted into nanocellulose material through a sulfuric acid hydrolysis method, and finally the prepared nanocellulose is used as a reinforcing agent and applied to preparation of a degradable sodium alginate composite film material.

The device for treating livestock and poultry manure by continuous high-pressure hydrothermal method to produce artificial peat and fulvic acid includes a hydrothermal reaction subsystem, a flash evaporation and filtration subsystem, and a fulvic acid desalting subsystem. The wet pulping subsystem is connected to the hydrothermal reaction subsystem through a high-pressure feed pump, the hydrothermal reaction subsystem is connected to the feed port of the pressure-reducing flash tower through the bottom of the tower-type delayed reactor, and the flash evaporation and filtration subsystem is connected to the fulvic acid desalting subsystem through the liquid phase outlet of the filter press, forming a safe, clean and efficient treatment system for livestock and poultry manure, realizing the green return of livestock and poultry manure to farmland in the breeding industry.

The invention relates to a blueberry culture medium and a preparation method of the blueberry culture medium. The blueberry culture medium is prepared from, by volume, 40%-50% of decomposed organic matter, 20%-30% of natural mineral structuring agent, 5%-10% of biochar, 10%-15% of peat soil, 4%-6% of functional additive, 1%-2% of microbial agent and 0%-10% of rural soil. The core raw material decomposed organic matter is derived from agricultural waste, the cost is low, waste can be turned into wealth, and expensive peat soil is saved. The natural mineral structuring agent retains water and fertilizer, has an excellent physical structure, ensures the looseness and air permeability of the blueberry culture medium, and is beneficial to the growth of blueberry root systems. The functional additive enables the blueberry culture medium to maintain stable acidity and can provide mineral nutrition. The microbial agent can activate phosphorus, potassium and other elements in soil, fix nitrogen, generate plant stimulant for promoting growth, inhibit soil-borne diseases and form a healthy rhizosphere microecosystem.