119 results about "Humus" patented technology

The invention discloses an engineering residue soil improvement matrix and application thereof, the engineering residue soil improvement matrix comprises a base layer and a planting layer, the base layer comprises 50-70 wt% of engineering residue soil, 10-15 wt% of humus soil, 6-8 wt% of a fiber material, 3-5 wt% of a slow release fertilizer, 1-2 wt% of sulfur powder, 2-4 wt% of sodium polyacrylate, 3-5 wt% of polyacrylamide, 2-4 wt% of sodium hydroxide, and 3-4 wt% of a straw decomposition agent; the planting layer comprises 25 to 50 wt% of engineering residue soil, 20 to 30 wt% of peat soil, 4 to 6 wt% of compost, 6 to 8 wt% of a fiber material, 3 to 5 wt% of a slow release fertilizer, 1 to 2 wt% of sodium polyacrylate, 1 to 2 wt% of sodium hydroxide, 3 to 4 wt% of straw biochar, 3 to 4 wt% of a straw decomposition agent, 2 to 4 wt% of zeolite, 3 to 5 wt% of desulfurized gypsum, 1 to 2 wt% of nitrogen-fixing bacteria and 1.5 to 3 wt% of plant seeds. On the basis of a thick-layer base material spraying slope protection technology, spray-seeding materials are improved, waste muck is recycled, and land occupation and water and soil pollution caused by traditional muck landfill or stacking are avoided.

The invention relates to the technical field of agricultural microorganisms, and discloses stress-tolerant bacillus velezensis L-29 and application thereof. The bacillus velezensis L-29 is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC No.35587. The bacillus velezensis L-29 is named as bacillus velezensis L-29. Experiments prove that the bacillus velezensis L-29 can adapt to various extreme environments, can survive and proliferate under the extreme environments of drought conditions simulated by 0-25% PEG 6000 under the conditions that the pH is 2-12 and the salt concentration is 1.5%, and has various functions of soil improvement (organic matter decomposition and phosphorus activation), plant growth promotion, broad-spectrum disease control and the like. In the secondary fermentation stage of compost, humus generation can be remarkably promoted, compost maturation is accelerated, the good colonization ability is achieved, and after an obtained compost product is applied to normal soil, the nutrient effectiveness can be improved, crop growth is promoted, and the disease resistance is enhanced.

The invention discloses a seedling raising and transplanting method for mangrove plant Aegiceras corniculatum based on external application of gibberellin, and belongs to the technical field of saline-alkali plant cultivation and mud flat ecological restoration. The method mainly comprises the four stages of seed disinfection and gibberellin soaking, germination cultivation, seedling cultivation, salinity domestication and mud flat transplanting. After being disinfected, the seeds are soaked in a gibberellin solution with the concentration being 300 mg / L, gibberellin with the same concentration is sprayed regularly during germination, and the germination rate and the germination speed are increased. In the seedling stage, humus soil and mud flat bottom mud mixed matrix is adopted for cultivation, and growth is promoted by spraying 100 mg / L gibberellin to leaf surfaces and injecting 25 mg / L gibberellin to rhizosphere. After seedlings are formed, the seedlings are subjected to step-by-step salinity domestication (5 per thousand to 30 per thousand), gibberellin spraying and rhizosphere injection are carried out at regular intervals, and the stress resistance of the seedlings is enhanced. The method can effectively shorten the seedling raising period of Aegiceras corniculatum, improve the seedling raising efficiency, enhance the adaptive capacity of seedlings to the tidal zone environment, and facilitate rapid recovery of a mangrove forest ecosystem.

The utility model relates to the technical field of garden humus treatment, and discloses an environment-friendly garden humus recovery device which comprises a crushing assembly and a storage assembly, the crushing assembly is used for crushing humus and comprises a crushing box and a crushing mechanism, and the crushing mechanism is rotationally arranged in the crushing box in the horizontal direction; one end of the storage assembly rotates on the crushing box, the storage assembly comprises a grabbing mechanism and a conveying mechanism, and the grabbing mechanism shifts humus to the conveying mechanism; one end of the conveying mechanism is arranged above the crushing box, and the humus is conveyed into the crushing assembly. According to the utility model, the material stirring driving piece and the material stirring plate of the grabbing mechanism are matched, so that humus stacked on the ground can be effectively grabbed, and the problem that a large structure is difficult to shovel up is avoided; and the humus is conveyed to the crushing assembly in combination with the conveying mechanism, so that the integration of grabbing, transporting and crushing is realized, and the recovery efficiency of the humus is remarkably improved.

The invention relates to the technical field of gastrodia elata planting, and particularly discloses a high-yield gastrodia elata planting method which comprises the following steps: S1, screening pretreated gastrodia elata; s2, preparing pretreated wood sections subjected to treatments such as punching, dilute acid treatment and enzymolysis; s3, preparing a nutrient solution and performing vacuum soaking on the wood sections to obtain to-be-inoculated wood sections; s4, preparing a culture medium and laying the culture medium in the planting box; s5, spot-placing millettia latifolia, placing the to-be-inoculated wood sections and armillaria mellea, and filling and covering the matrix and humus soil; s6, regulating and controlling the water content of the culture medium; according to the gastrodia elata planting method, by conducting punching and dilute acid enzymolysis treatment on wood sections, early planting and expansion of armillaria mellea are promoted, symbiotic nutrition supply is optimized through accurate nutrition and moisture management, the problems that in traditional planting, armillaria mellea invasion is slow, and nutrition supply is insufficient are effectively solved, and the yield of gastrodia elata is increased. Therefore, high yield of gastrodia elata is realized.

The invention relates to the field of comprehensive treatment of saline-alkali soil, and discloses a method for improving saline-alkali soil and application. The method comprises the following steps: burying a pre-burying agent in soil of soda saline-alkali soil with the water content of 20-35wt%; applying an eluting agent to the soil; after crops are planted, a microbial agent is applied through a drip irrigation system; the eluting agent comprises modified or unmodified polysiloxane, and the surface active agent comprises sulfonate of C5-C20. According to the method, the soda saline-alkali soil is improved by using the specific modifier and the method, so that the salt content and the pH value of the saline-alkali soil are reduced, the soil aggregate structure of the saline-alkali soil is improved, the content of organic components and humus in the soil is increased, the productivity of the soda saline-alkali soil is improved, and the adaptability and the tolerance of crops to adverse environments are enhanced. The improvement period of the saline-alkali soil can be further shortened, the comprehensive cost of large-scale improvement is reduced, and meanwhile the stability of the improvement effect is improved.

The utility model relates to the technical field of contaminated soil treatment, in particular to a mixing reactor for stabilizing treatment of contaminated humus containing heavy metals, which comprises a frame, a stirring barrel and a stirring component, the stirring barrel is arranged on the frame, a feeding cover is hinged to a feeding port at the top of the stirring barrel, and the stirring component is arranged on the frame. The stirring assembly comprises a driving motor, a stirring shaft and a plurality of propeller blades, the stirring shaft extends into the stirring barrel, the stirring shaft and the feeding cover can rotate relatively, all the propeller blades are arranged on the stirring shaft in the axial direction of the stirring shaft, and every two adjacent propeller blades in the axial direction of the stirring shaft are arranged in a mirror image mode; all the propeller blades and the stirring shaft are coaxially arranged in a transmission manner, and the driving motor drives the stirring shaft to rotate. The two adjacent propeller blades in the axial direction of the stirring shaft are arranged in a mirror image mode, a more complex fluid dynamic environment can be formed in the stirring barrel, and the mixing effect between the curing agent and humus containing heavy metal pollution can be enhanced.

The invention belongs to the field of soil raw material processing, and particularly relates to an energy-saving refuse landfill humus and nutrient soil raw material crushing device which comprises a crushing box, a feeding hopper is arranged at the top of the crushing box, and a discharging opening is formed in the bottom of the crushing box; the crushing heat generation mechanism is mounted on the crushing box, is positioned in the crushing box, and is used for crushing the soil raw materials and generating heat in the crushing process so as to balance the temperature of the materials; through a compound gear transmission structure, a first blade is driven to revolve and a second blade is driven to reversely rotate, a multi-dimensional shearing space is formed, the auxiliary effects of a guide plate and a square block are matched, humus soil and nutrient soil ingredients can be efficiently smashed to achieve uniform particle sizes, and material winding or accumulation dead angles can be avoided; meanwhile, passive friction heat generation and heat flow direction are creatively fused, and bidirectional heat convection is constructed by means of fan blades and spiral flow guide grooves, so that the temperature of materials is uniformly maintained, and the temperature layering problem of internal hot and external cold of traditional equipment is solved.

The invention belongs to the technical field of organic fertilizers, and particularly relates to a straw-based biochar composite slow-release fertilizer for saline-alkali soil improvement and a preparation method of the straw-based biochar composite slow-release fertilizer. The preparation method comprises the following steps: (1) uniformly mixing sheep manure and pigeon manure, mixing the mixed manure with crushed corn straw to obtain a total material, inoculating bacillus subtilis, and composting and fermenting to obtain a primary organic matter; (2) fermenting the primary organic matter by using aspergillus niger, trichoderma reesei and saccharomyces cerevisiae to obtain a submerged fermentation organic matter; (3) crushing the submerged fermentation organic matter to prepare particles; the composite coating powder is scattered into the submerged fermentation organic matter, coating is conducted, and the coated organic matter is obtained; and (4) uniformly mixing the coated fermented organic matter, biochar, desulfurized gypsum, humus soil, a water-retaining agent and ammonium dihydrogen phosphate to obtain the straw-based biochar composite slow-release fertilizer for saline-alkali soil improvement. The organic fertilizer can improve the pH value of saline-alkali soil, reduce the salt content and increase the organic matter content.

The present application belongs to the technical field of environmental remediation and soil ecological engineering, and particularly relates to a modified iron biochar-humus-sulfate-reducing bacteria (SRB) composite system for realizing efficient immobilization and ecological remediation of cadmium (Cd 2+ ) in heavy metal contaminated soil. The system can enhance the stability of microbial colonies and has the characteristics of physical and biological synergistic passivation, thereby realizing long-term stabilization and ecological remediation of heavy metals.

The invention provides a microbial fertilizer capable of reducing the amount and increasing the efficiency of a chemical fertilizer and a preparation method thereof, and relates to the technical field of agricultural microbial fertilizers. The fertilizer is prepared from, by mass, 5%-10% of meat, 5%-8% of bones, 8%-12% of fruit leavening, 10%-15% of bean product leavening, 15%-20% of cottonseed meal, 3%-5% of various microbial agents, 8%-12% of corn flour, 8%-12% of bran and 15%-20% of deadwood rotten matter. The multiple microbial agents are composed of bacillus subtilis, bacillus licheniformis, phosphate-solubilizing and potassium-solubilizing bacteria and nitrogen-fixing bacteria. The preparation method comprises the steps of raw material pretreatment, mixed inoculation, high-temperature aerobic fermentation, post-curing and forming. Soil nutrients are activated through beneficial microorganisms, the application amount of a chemical fertilizer can be reduced by 20%-30%, the utilization rate of the chemical fertilizer is increased to 60% or above, meanwhile, the emergence rate of seedlings is increased to be larger than or equal to 95%, the pH value of saline-alkali soil is improved to be 0.5-1.0, pesticide residues are reduced to be larger than or equal to 40%, the sugar degree of agricultural products is increased to be 0.5-1.0 Brix, the cost is 15%-20% lower than that of existing bacterial fertilizer, and the fertilizer is suitable for planting of various crops.

The invention belongs to the technical field of geotechnical engineering, particularly relates to the technical field of soil remediation, and particularly relates to a soil heavy metal curing composition and an application method thereof. The composition is prepared from the following raw materials: a bean urease aqueous solution, a chitosan aqueous solution, urea and inorganic acid, and does not contain exogenous calcium salt. Aiming at the problems of heavy metal complexing migration and secondary activation caused by high pH and addition of exogenous calcium ions in the existing enzyme induced carbonate precipitation (EICP) technology, the pH value of a reaction system is adjusted to 7.5-8.3 by introducing inorganic acid, and efficient solidification of the heavy metal is realized under the calcium-free condition by using the chelation of chitosan. According to the method, soil salinization and hardening are avoided, the bio-availability and migration risk of heavy metal are remarkably reduced, meanwhile, the soil moisture content is controlled, subsequent dehumidification treatment is not needed, the engineering cost is reduced, and the method is particularly suitable for heavy metal pollution treatment of complex soil environments such as humus soil.

The invention discloses a microdomain environment building method for imitating wild cultivation under a morchella forest, and relates to the technical field of edible fungus cultivation, the method comprises the following steps: selecting an under-forest area with canopy density of 0.7-0.9 for ecological transformation, applying an organic material, and disinfecting; the temperature is controlled to be 15-20 DEG C by comprehensively applying canopy shading, a sunshade net, a small arched shed and the like, the air humidity is maintained to be 80%-90% through monitoring of a sensor and spraying or drip irrigation, and the soil water content is controlled to be 60%-70%; a bionic matrix formed by mixing wood sections, branches and fallen leaves is laid, and after strains are sown, the seedlings are covered with nutrient covering soil formed by mixing under-forest humus soil, turfy soil and vermiculite; selecting high-quality strains for inoculation; an Internet of Things system is arranged to monitor temperature, humidity, illumination and COO in real time, and environment factors are automatically adjusted; performing fine management according to the growth stage and adopting green prevention and control; the method can significantly improve the yield, quality and cultivation success rate of morchella esculenta, and has the advantages of being eco-friendly, low in cost and replicable.

The invention discloses an alpine meadow ex-situ maintenance and management method, and relates to the technical field of ecological environment engineering, and the method comprises the following steps: S1, meadow stripping: manually stripping turf, the side length of the stripped turf is not greater than 50cm, and the thickness is 10-15cm; s2, backfilling preparation is conducted, specifically, construction waste in a to-be-backfilled area is cleaned, the ground is trimmed, and then soil covering is conducted; s3, meadow replanting is conducted, specifically, the turf is replanted in the soil-covered area, it is ensured that the turf makes close contact with the soil, and gaps between the turf are filled with humus soil; s4, water management, wherein the meadow after replanting is watered and maintained, and the watering frequency is once every 3-7 days; and S5, nutrition management: applying 0.5-2 kg / m of farmyard manure to the replanted meadow. According to the method, through quantitative moisture and nutrition management, the problems of low survival rate and unstable recovery after the alpine meadow is transplanted are reduced, the crossing from extensive experience maintenance to refined quantitative management is realized, and the meadow can be rapidly recovered and the community stability is kept.

The invention relates to a soil improvement method for corydalis saxicola bunting planting in the technical field of plant planting. The soil improvement method comprises the following steps: S1, pretreatment of a planting field; s2, dead leaves of mulberry trees, locust trees or phoenix trees are collected and disinfected; s3, preparing a fungus material; s4, preparing humus soil; s5, soil ditching and box making; s6, layering and backfilling the planting box; s7, a mixture of arrowhead germination fungus strains and arrowhead fruit clamps is sown, the mixture is covered with humus soil with the thickness of 2 cm, and then fresh pine needles with the thickness of 3-5 cm are laid; s8, building a sunshade shed, covering the sunshade shed with a sunshade net with the shading rate of 70% and a polyethylene film, and controlling the water accumulation degree of soil in the shed to be 65% and the temperature to be 10-20 DEG C; s9, environment conditions are checked every 15 days, a diluted carbendazim solution is sprayed once every month, sagittaria tomentosa seedlings grow to 5-10 cm, and decomposed thin organic fertilizer is applied once every 2 months after corydalis saxicola bunting is planted. According to the scheme, the problem that the yield and quality of corydalis saxicola are affected due to unsuitable soil properties during artificial planting of corydalis saxicola is solved.

The utility model discloses a kind of humus slow-release fertilizer buried drilling devices, it is related to drilling device technical field, including support plate, the upper surface of support plate is connected with transverse plate, the bottom surface of transverse plate is rotatably connected with carousel, the bottom surface of transverse plate is connected with limit block, the bottom surface of carousel is connected with limit rod, the outer surface of limit rod is slidably connected with rotating column, the outer surface of rotating column is connected with helical blade, the screw thread of rotating column is connected with threaded sleeve, the outer surface of support plate is connected with barrier block, the outer surface of barrier block is connected with cross bar. By the cooperation between support plate and threaded sleeve and other components, support plate can provide support for user, so that user can press transverse plate when drilling, threaded sleeve can let rotating column descend when rotating, so as to let rotating column automatically descend when starting drilling, solve the problem that drilling needs to bend.

The invention relates to the technical field of ecological restoration, in particular to a cultivation device for ecological restoration of vegetation, which comprises two groups of cultivation frames, a bottom frame is fixedly connected between the two groups of cultivation frames, groove frames are fixedly connected to the front sides and the rear sides of the cultivation frames, and cultivation grooves are clamped to the inner sides of the groove frames. The invention provides a cultivation device for ecological restoration of vegetation, which is characterized in that a cultivation groove is clamped through groove frames on the front side and the rear side of a cultivation frame, a culture medium formed by mixing humus, vermiculite and perlite and plants are contained in an inner side base pad, vegetation bearing is achieved, a key filling mechanism comprises a puncture part, a hollow frame and the like, and the puncture part can penetrate through a through hole in the bottom of the cultivation groove to puncture the base pad; water or water and fertilizer conveyed by the filling hose are guided into the culture medium, the telescopic cylinder on the bottom frame drives the filling mechanism to ascend and descend to complete actions, the centrifugal pump, the water tank, the branch pipe and the like form a water supply system, irrigation waste is reduced through bottom puncture injection, and damage to transplanted root systems is reduced through wrapping of the long-strip-shaped cultivation groove and the base pad.

The invention relates to a method of producing nitrogen-enhanced vermicomposting through the incorporation of nitrogen-rich Gliricidia sepium leaves into a vermicomposting substrate. Organic waste materials including animal manure, crop residues, and food waste are blended with pre-dried and shredded Gliricidia sepium foliage in optimized proportions and decomposed by epigeic earthworms (Eisenia fetida) under mesophilic conditions (20–35 °C). The biological interaction between earthworms and microorganisms results in a finely divided, porous, humus-like vermicompost characterized by increased nitrogen, phosphorus, and potassium (NPK) levels and measurable nitrogen content.

The invention discloses a solidification and stabilization agent for screening humus soil in a refuse landfill and a treatment method. The agent comprises a gelling component, a heavy metal stabilization component, an organic matter passivation component, a pore regulation and control component and a process regulation component. The gelling component comprises steel slag, fly ash and sulphoaluminate cement; the heavy metal stabilizing component comprises monocalcium phosphate and sodium sulfide; the organic matter passivation component comprises potassium permanganate; the pore regulating and controlling component comprises desulfurized gypsum and an air entraining agent; the process adjusting component comprises a polycarboxylate superplasticizer and a triethanolamine early strength agent. Core strength is provided through a steel slag-fly ash-sulphoaluminate cement synergistic gelling system, heavy metals are fixed by combining a phosphate-sodium sulfide dual stabilization mechanism, humic acid is oxidized and passivated by adopting potassium permanganate, and a flue gas desulfurization gypsum-air entraining agent is introduced to adjust a pore structure. According to the agent, the mechanical property of a solidified body can be remarkably improved, the permeability is reduced, and leaching of heavy metal and organic pollutants is effectively inhibited.

The invention discloses an ecological restoration system and method suitable for a loose soil slope, and particularly relates to the technical field of ecological restoration. The invention discloses an ecological restoration system and method suitable for a loose soil slope. The ecological restoration system comprises a planting unit, a water supply system and a moisture monitoring system. Each planting unit comprises a planting hole formed in the slope surface, a mixed layer of humus soil and a water-retaining agent is laid at the bottom of the planting hole, the addition amount of the water-retaining agent is 3-5% of the weight of the humus soil, and turf is planted on the upper portion of the mixed layer; the water supply system comprises a water tank, the bottom of the water tank is connected with a main pipeline, an electromagnetic valve is installed on the main pipeline, a plurality of branch pipes are installed on the main pipeline, and a plurality of hoses are connected to the branch pipes. According to the ecological restoration system and method suitable for the loose soil slope, the problem that water is prone to loss in traditional slope restoration can be solved, and the ecological restoration period is shortened.

The invention belongs to the technical field of plant cultivation, and particularly relates to a cultivation medium for citrus potting and a preparation method thereof. The culture medium for citrus potting comprises the following components in percentage by volume: 20%-30% of sandstone, 25%-35% of humus soil, 15%-25% of red soil, 5%-10% of decomposed mushroom dregs and 10%-20% of volcanic rock. According to the citrus potting culture medium, the gravel, the volcanic rock, the humus soil and the red soil are scientifically proportioned, on one hand, the gravel forms a drainage main channel, volcanic rock micropores adsorb moisture and air, and the humus soil and the red soil form water retention aggregates, so that a rhizosphere environment with high air permeability, water permeability and water and fertilizer retention is created, and accumulated water hardening and rapid water loss are avoided; meanwhile, the red soil stabilizes pH and provides mineral elements, and quick-acting and long-acting nutrient supply is achieved through the decomposed mushroom residues and the humus soil; on the other hand, gravels and volcanic rocks are used as frameworks, humus soil and red soil are used as fillers, the stable structure of the matrix is guaranteed, and oranges are prevented from lodging due to overweight fruit bearing.

The application provides a coupling method for cleaning waste plastics by using landfill leachate and recycling humus, and relates to the technical field of garbage treatment.The coupling method comprises the following steps: using deodorized landfill leachate to clean the mud attached to the waste plastics, performing solid-liquid separation on the slurry after mud removal, returning the obtained liquid phase to the deodorization for recycling, reducing water resource consumption, recycling the obtained solid phase as humus, and adsorbing the difficult-to-degrade humic acid separated from the solid phase in the landfill leachate into the recycled humus.The coupling method not only realizes the reduction and recycling of the landfill leachate, improves the added value of the waste plastics, but also fully utilizes the system characteristics of the landfill site, and solves the problem of landfill leachate treatment of the garbage pile.

The application discloses a kind of plant configuration planting methods of drawdown zone, belong to drawdown zone management technical field, the present application is bentonite as main raw material, with humus, mesoporous calcium carbonate and other raw materials are collectively prepared ecological soil after laying in drawdown zone, then the planting of grass seed is carried out, ecological soil can be effectively attached in drawdown zone ground surface, prevent waterlogging and cause soil loss, and promote the good growth and root of grass seed, after the stable growth of herbaceous plant, again regional configuration planting shrub and arbor, create stable arbor-shrub-grass ecological system, to realize the good recovery of drawdown zone ecology, the method of the present application has good application prospect in drawdown zone ecological management field.

The invention discloses a treating agent for promoting rapid dormancy breaking of cotton seeds as well as a preparation method and application of the treating agent, and belongs to the technical field of crop planting. The treating agent is prepared from the following components: 0.1 to 0.7 mg / L of indoleacetic acid, 0.5 to 2 mg / L of thidiazuron (TDZ), 0.1 to 0.5 percent (m / v) of humic acid modified bentonite, 0.8 to 2.6 percent (m / v) of humus soil and the balance of water. The method has the beneficial effects that the germination index of the treated cotton is increased by 48.89%-77.78% compared with 6.67% of a control group (ck), which indicates that the germination speed of the treated cotton seeds is obviously increased. The cotton germination can be effectively promoted, and possibility is provided for effectively resisting the adverse situation in the cotton seedling stage.

This invention discloses a solidification and stabilization agent and treatment method for sieved humic soil in landfills. The agent comprises: a cementing component, a heavy metal stabilizing component, an organic matter passivating component, a pore-regulating component, and a process conditioning component. The cementing component includes steel slag, fly ash, and sulfoaluminate cement; the heavy metal stabilizing component includes calcium dihydrogen phosphate and sodium sulfide; the organic matter passivating component includes potassium permanganate; the pore-regulating component includes desulfurized gypsum and an air-entraining agent; and the process conditioning component includes a polycarboxylate superplasticizer and a triethanolamine early-strength agent. This invention provides core strength through a synergistic cementing system of steel slag-fly ash-sulfoaluminate cement, combines a phosphate-sodium sulfide dual stabilization mechanism to fix heavy metals, uses potassium permanganate to oxidize and passivate humic acids, and introduces desulfurized gypsum and an air-entraining agent to regulate the pore structure. The agent of this invention can significantly improve the mechanical properties of the solidified body, reduce permeability, and effectively inhibit the leaching of heavy metals and organic pollutants.

The invention relates to the technical field of durian seedling cultivation, in particular to a large-scale planting method for durian tree northern transplantation in northern latitude 21-24 DEG C. A seedling cultivation matrix is composed of 30% of humus soil, 30% of red soil, 20% of bagasse and 20% of walnut meal, 1% of compound microorganisms are added, the mixture is evenly mixed and then used for durian seedling cultivation, and planting comprises the steps of site selection, in the areas, the altitude is lower than 750 m, the annual average temperature is 22 DEG C or above, the annual accumulated temperature is 7000 DEG C or above, the lowest air temperature in recent 10 years is not lower than 10 DEG C, and the relative air humidity is 75%-85%; according to the method, a whole set of unique cultivation technology is created according to the growth and development attributes of the durian and the three-dimensional environment characteristics of the durian in the northern latitude of 21-24 degrees, large-scale cultivation of multiple areas in Yunnan with the northern latitude of 21-24 degrees is successful, under the technical scheme, the root rot rate of the seedlings is lower than 3%, and the survival rate of the durian is higher than 3%. The survival rate of sapling planting can reach 98% or above, and the survival rate in one year can reach 96% or above.

The application discloses a sea flower planting method and a modified composite planting soil, and belongs to the technical field of aquatic plant planting and water ecological restoration. The method adopts a functional planting soil which is composed of humus soil, perlite, zeolite powder and calcium carbonate in a certain proportion, and the planting soil is pretreated by low-temperature plasma, then the planting soil is wrapped around the rhizome of sea flower seedlings, and is coated with degradable non-woven fabric, and after being made into an independent planting unit, is thrown into a target water body. By constructing a rhizosphere "ecological island" with an active repair function, the low-temperature plasma pretreatment constructs an "active library" in the matrix, can continuously release active substances, actively oxidizes and degrades rhizosphere organic pollutants, and converts part of nitrogen elements into a form that can be directly absorbed by plants, so that the active improvement of the rhizosphere microenvironment is realized.

The present application provides a kind of coal mining three-dimensional ecological environment protection method. It relates to coal mining and ecological environment protection technical field, including, S1. the ore body occurrence condition investigation is implemented to the mining area to be mined, according to the ore body occurrence condition investigation result, mining area, dumping area and buffer protection zone are divided, and three-dimensional ecological environment database containing space coordinates and ecological index is established;S2. in the mining process, the soil is stripped in the order of humus layer, plough layer and parent material layer, and each layer of soil is transported to the closed functional soil storage for storage. The coal mining three-dimensional ecological environment protection method significantly shortens the ecological restoration period and improves the agricultural and landscape value of the reclaimed land in the mining area, realizing the long-term stability and sustainable development of green mine.

The utility model provides a culture soil mixing device for pepper seedling culture, which relates to the technical field of nutrient soil mixing equipment and comprises a support frame and a stirring barrel, and a grinding mechanism for grinding nutrient soil is arranged above the stirring barrel. A mixing mechanism for uniformly mixing nutrient soil is arranged between the supporting frame and the stirring barrel and in the stirring barrel, a feeding opening is formed in the upper surface of the stirring barrel, and a discharging opening is formed in the bottom of the stirring barrel; the grinding mechanism comprises a feeding hopper and a first motor, and a grinding cylinder is fixed between the feeding hopper and the stirring barrel. According to the culture soil mixing device for pepper seedling culture, through the arrangement of the grinding mechanism, coarse grinding teeth I and fine grinding teeth I on a grinding block are matched with coarse grinding teeth II and fine grinding teeth II on a grinding cylinder, nutrient soil can be subjected to coarse grinding and fine grinding procedures without the help of other tools, plant fragments such as humus blocks in the nutrient soil are ground, and the nutrient soil can be well mixed; the later mixing operation is facilitated.

The invention discloses a composite microbial inoculant capable of efficiently degrading sugarcane leaves to produce humus and application of the composite microbial inoculant, and belongs to the technical field of microbial degradation. The composite microbial inoculant for efficiently degrading the sugarcane leaves to produce the humus is prepared from a lignin degrading bacterium (Sporobomyces phaffii) X-3, a cellulose degrading bacterium (Tetradium sp.) Lignocellulan-6 and a phosphorus solubilizing fungus (Trichoderma reesei SIP-2, and the composite microbial inoculant for efficiently degrading the sugarcane leaves to produce the humus is prepared from the following raw materials: the lignin degrading bacterium (Sporobomyces phaffii) X-3, the cellulose degrading bacterium (Tetradium sp.) Lignocellulan-6 and the phosphorus solubilizing fungus (Trichoderma reesei SIP-2; aiming at the soil characteristics of the strong acid red soil and the resource utilization requirement of the sugarcane leaf waste, the functional strains adaptive to the acid environment are screened and optimally combined, so that the rapid decomposition of the sugarcane leaves and the efficient generation of the humus are realized, meanwhile, the contents of rapidly available phosphorus and rapidly available potassium in the soil are remarkably increased, and the pH of the soil is improved; the complex microbial inoculant is simple in preparation process and remarkable in application effect, can effectively relieve the problem of degeneration of a southern red soil ecological system, provides technical support for green development of the sugarcane industry, and has wide application prospects.