2113 results about "Manure" patented technology

The invention discloses a cattle manure automatic cleaning device and method for a cattle farm, and relates to the technical field of livestock breeding intelligent equipment.The method comprises the steps that a hexagonal monitoring grid is established based on excretion coordinates, a manure accumulation thermodynamic diagram is established through a three-dimensional space point cloud reconstruction method, and according to thermodynamic value intensity distribution in the manure accumulation thermodynamic diagram, the manure accumulation thermodynamic diagram is obtained; marking a to-be-cleaned area; according to the to-be-cleaned area, dynamically analyzing faeces conductivity characteristics by adopting an electromagnetic eddy current detection method, and generating a cattle faeces viscosity index and a cleaning difficulty coefficient through a multi-physics coupling algorithm in combination with environmental parameters; and according to the excrement viscosity index and the cleaning difficulty coefficient, a control instruction set of the cleaning device is generated through a dynamic adjustment algorithm. According to the invention, by constructing the hexagonal monitoring grid and the excrement accumulation thermodynamic diagram, spatial modeling of excrement distribution and intelligent marking of the cleaning area are realized.

The invention discloses composite modified pig manure and sludge biochar, relates to the technical field of modified biochar, and mainly comprises pig manure and sludge. The invention also provides a preparation method of the compound modified pig manure and sludge biochar, pig manure and sludge are mixed and pyrolyzed to prepare the pig manure and sludge biochar, and the pig manure and sludge biochar is modified by sulfuric acid and a magnesium chloride solution to prepare the compound modified pig manure and sludge biochar. According to the composite modified pig manure and sludge biochar provided by the invention, pig manure and sludge are subjected to carbonization modification through a composite modification technology, so that heavy metal cadmium pollution is efficiently removed, and meanwhile, a new way is provided for resource utilization of organic wastes.

The invention discloses a quintuple real-time fluorescent quantitative PCR (Polymerase Chain Reaction) detection kit for simultaneously detecting five parasites as well as special primers and probes thereof, and belongs to the technical field of biological detection. The kit provided by the invention can be used for simultaneously detecting cryptosporidium parvum, strongyloid stercoides, trypanosoma kirschneri, theileria and echinococcus granulosus in the same system, and has the characteristics of qualitative and quantitative properties, high sensitivity, strong specificity, good repeatability and good stability.

The invention relates to the technical field of microorganisms, in particular to application of streptococcus non-lactolyticus GX-7 and a complex microbial inoculant thereof in sugarcane leaf silage, the strain GX-7 is separated from healthy pig manure by a research group, and through detection, the strain has good cholate resistance and is suitable for surviving in intestinal tracts, and the strain GX-7 has good cholate resistance and is suitable for being used as a feed additive. The antibacterial effect on pseudomonas fluorescens, listeria monocytogenes, salmonella choleraesuis and shigella flexneri is achieved; the strain has a good fermentation capability on sugarcane leaves, and the sugarcane leaves are inoculated with a complex microbial inoculant prepared from streptococcus non-lactolyticus GX-7 and streptococcus non-lactolyticus GX-2, so that a synergistic fermentation effect can be achieved; after the silage prepared from the complex microbial inoculant is fed to female buffalo in the gestation period, it is found that the silage can effectively increase the content of milk protein, milk total solids and milk non-fat solids in colostrum of the female buffalo and relieve diarrhea of the female buffalo, and the silage is safe and good.

The invention provides a water quality purification device for a black carp ecological culture pond, and belongs to the technical field of black carp culture, the water quality purification device comprises a culture pond, a supporting plate is arranged above the culture pond, first toothed plates are arranged on the two sides of the culture pond, a second toothed plate is fixedly connected in the culture pond, and a motor and a gear disc are arranged at the two ends of the supporting plate; a circulating assembly and a bearing assembly are arranged above the supporting plate, and the cleaning assembly is used for cleaning impurities at the bottom of the culture pond; the sterilizing assembly is used for sterilizing by utilizing the rising height of the liquid level; the filtering and oxygen increasing assembly can filter impurities in the culture pond and increase the oxygen content in the culture pond; the black carp culture pond has the advantages that substances such as fish manure and impurities in a water body in the culture pond are filtered and purified, meanwhile, the oxygen content in the culture pond is increased, and the survival rate of black carps can be increased; and the sterilization treatment on the culture pond can be automatically completed, the water quality safety is ensured, and the healthy growth of fishes is promoted.

The invention provides a special package compound fertilizer for peppers and a topdressing method thereof. The special package compound fertilizer comprises a nitrogen fertilizer, a phosphate fertilizer, a potash fertilizer, a calcium fertilizer, a magnesium fertilizer, a boron fertilizer, a microbial compound fertilizer and an amino acid fertilizer. The microbial compound fertilizer is prepared from a mixed arbuscular mycorrhizal fungal agent, a zinc fertilizer and manure, the mixed arbuscular mycorrhizal fungal agent is Glomus fasciatus Vermann and sclerosporum Dusii, topdressing is started according to the mass ratio of nitrate ions to ammonium ions being 1: (2-3) 10 days after the pepper is transplanted, and topdressing is carried out for 6 times in total. According to the chili package compound fertilizer, the chili nutrient absorption rule and the nutrient utilization efficiency are taken as the fertilization starting point, the nitrogen-phosphorus-potassium fertilizer is taken as the main body, and medium trace elements with large demand quantity for chili are added, so that the chili yield can be remarkably increased, the fruit quality can be improved, and the chili package compound fertilizer is suitable for being popularized and used in chili planting areas.

The invention provides a sea buoy in-situ cleaning device, a cleaning ship and a cleaning method, belongs to the technical field of navigation mark cleaning, and aims to solve the problem that bird droppings and other dirt are gathered on the surface of a buoy to affect the navigation aid function of the buoy. Wherein the cleaning device covers and cleans the buoy from top to bottom and comprises a connecting base, a cleaning barrel and a tightening rope; the cleaning barrel is rotationally hung on the lower side of the connecting base and can be driven by the driving mechanism to rotate mutually; the cleaning barrel is free of a barrel bottom, a first reinforcing structure and a second reinforcing structure are arranged on a barrel shell in the generatrix direction and the circumferential direction correspondingly, a first cleaning structure is arranged on the inner side of the barrel shell, a barrel bottom ring is rotationally connected to the bottom of the barrel shell in a hung mode, the barrel bottom ring comprises a bottom ring shell and an elastic film, and the elastic film is located on the inner side. The tightening rope is arranged in the middle of an interlayer of the bottom ring shell and the elastic film, after the buoy is covered with the cleaning barrel, the tightening rope is tightened, and the elastic film is bundled to the periphery of the buoy. The device is combined with a matched method, the cleaning effect is excellent, and the environment-friendly significance is remarkable.

The invention discloses a pig farm manure processing method and system based on image analysis, and belongs to the field of image analysis. Acquired environment change data in a pig farm is imported into an environment change abnormity analysis strategy for environment change abnormity analysis; the method comprises the following steps: acquiring a pig farm manure change abnormity analysis result and an environment change abnormity analysis result to predict the manure deterioration time, analyzing the abnormal change in a storage process through historical change data in the manure storage process, and accurately extracting and analyzing characteristics influencing the manure deterioration time. Therefore, the deterioration time of the feces is accurately estimated, the ability of mastering the deterioration time of the feces is improved, and efficient treatment of the feces is facilitated.

A method of formulating novel humic material is disclosed comprising mixing one or more portions of Dimethylphenylpiperazinium (DMPP) with one or more portions of N-(N-butyl) thiophosphoric triamide (NBPT) with one or more portions of Isobutylidene-diurea (IBDU) with one or more portions of Polyaspartic Acid with one or more portions of Chitosan and a portion of Mycorrhizae and Rhizobia to form a portion of biostimulant material; obtaining a portion of seaweed harvest and crushing and drying said portion of seaweed to form a portion of seaweed powder; Obtaining a portion of leonardite and crushing said portion of leonardite to form a portion of humic raw material; mixing one or more portion of animal manure with one or more portion of stover with one or more portion of organic waste to form a portion of compositing mix and composting said compositing mix to form a portion of composted material; obtaining a portion of plant waste and subjecting said portion of plant waste through an anaerobic combustion to form a portion of bio char; mixing said portion of bio char with said portion of composted material with said portion of humic material to form a portion of humic processed material; adding a portion of artificial taggant to said humic processed material to form tagged humic material; mixing said tagged humic material with said portion of biostimulant material to form a portion of biostimulant humic material; adding a taggant to said portion of biostimulant humic material to form a portion of tagged biostimulant humic material; mixing one or more portion of phosphorus with a portion of potassium and a portion of nitrogen and a portion of trace minerals to form portion of raw fertilizer; mixing said portion of raw fertilizer with said portion of tagged biostimulant humic material to form a portion of tagged fertilized biostimulant humic material.

The present invention relates to the technical field of livestock manure cleaning equipment, and specifically discloses a manure cleaning device for farm management, including a cleaning frame, a collecting frame is fixedly provided on the top of the cleaning frame, and a movable cover is flipped on the top of the collecting frame, and also includes: a conveying unit, a cleaning unit and a post-processing unit, and the conveying unit includes a conveying bin, and the conveying bin is fixedly provided on one side of the cleaning frame. The cleaning frame is designed with a structural combination of a driving motor, a driving wheel, a moving wheel and a hand frame, which reduces labor intensity and facilitates flexible mobile cleaning; the structural combination design of the movable cover of the collecting frame, the flushing ring pipe, the water storage tank and the water pump ensures internal cleaning and manure delivery efficiency, and the solid-liquid separation frame and the discharge port control component facilitate manure classification and processing and precise discharge, reduce labor intensity and pollution risks, and ensure farm hygiene and manure resource utilization.

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

The utility model discloses a feces collection and discharge device for a pig farm in a Poyang Lake region. The feces collection and discharge device for the pig farm in the Poyang Lake region comprises a film covering collection system and a pollutant treatment efficient degradation system. The covering film collecting system comprises a primary settling zone, an intermediate settling zone and an ultimate settling zone which are arranged in sequence. The efficient degradation system for pollutant treatment adopts an S-shaped treatment mode and specifically comprises three parts, namely a head section, a middle section and a tail section. According to the excrement collecting and discharging device for the pig farm in the Poyang Lake area, an anaerobic method is adopted for removing COD and SS, the primary removal effect is determined by the anaerobic depth and time, the sediment amount in the primary sedimentation area is the largest, solid sediment can be discharged in time by arranging the sediment discharging port, the effective excrement treatment capacity of the device is guaranteed, and the economic benefit is improved. Pollutants can be promoted to be degraded layer by layer, and finally the emission standard is achieved.

The invention provides an organic carrier in-root-rhizosphere growth-promoting microbial agent for ecological restoration of degraded grassland as well as a preparation method and application of the microbial agent, and belongs to the technical field of grassland ecological restoration and microbial agents. The organic carrier growth-promoting microbial agent disclosed by the invention is prepared from four kinds of growth-promoting bacteria (PGPE) in roots, four kinds of growth-promoting bacteria (PGPR) in roots and an organic carrier, the PGPE comprises terracotta warrior bacillus K4, bacillus 9-3-1, bacillus deserticola 11-5-4 and halomonas L31, the PGPR comprises serratia rubra 5, serratia rubra 23, cosinia cosinii 11 and enterobacter parabarium 24, and the organic carrier is a carbon-based organic fertilizer, a cattle and sheep manure organic fertilizer or biochar. When the organic carrier growth-promoting microbial agent is applied to the degraded grassland, the biomass and coverage of plant communities can be remarkably improved. The organic carrier growth-promoting microbial agent can be used for ecological restoration of degraded grassland.

The invention discloses a microbial compound high-efficiency organic bacterial fertilizer which comprises the following raw materials: 10-20 parts of a microbial agent, 10-20 parts of humic acid, 3-10 parts of natural mineral powder, 1-7 parts of a plant extract, 2-4 parts of amino acid, 2-5 parts of a seaweed extract, 1-3 parts of chitosan, 3-7 parts of charcoal, 1-3 parts of chitin, 2-5 parts of potassium fulvate and 1-3 parts of lignosulfonate. The problems that existing organic bacterial manure is single in function, not remarkable in effect, high in preparation cost and the like are solved. The organic bacterial fertilizer has multiple functions of improving soil fertility, promoting crop growth, enhancing crop stress resistance and the like, and the preparation method is simple, easy to implement, low in cost and suitable for large-scale production.

The invention relates to the technical field of fertilizers, in particular to a carbon-water biomass fertilizer and a preparation method thereof. The organic fertilizer is prepared from the following raw materials in parts by weight: 4000 to 5000 parts of solid wood sawdust, 80 to 120 parts of vegetable bran, 80 to 120 parts of wheat bran, 200 to 300 parts of cow dung, 200 to 300 parts of sheep manure, 20 to 40 parts of brown sugar, 30 to 50 parts of corn starch and 80 to 120 parts of microbial compound strains. The solid wood sawdust, vegetable bran, wheat bran, cattle and sheep manure and other agricultural byproducts are used as raw materials, decomposition of organic matters is accelerated under the action of fermentation and microbial composite strains, and the content of extractable organic carbon in soil is increased. According to the present invention, the soil structure and the soil fertility can be easily improved, the plant growth can be promoted, the resource utilization of the agricultural waste can be achieved, and the characteristics of environmental protection and sustainability are provided.

The invention discloses a dynamic prediction method for the yield of breeding manure, and relates to the technical field of agricultural information.The method comprises the steps that farm real-time data, manure returning historical data and external auxiliary data are synchronously obtained through multi-source data collection and preprocessing, and feature vectors are formed through cleaning and feature engineering; a dynamic prediction model is constructed based on an LSTM neural network and an attention mechanism, the LSTM captures time sequence dependence through a gating mechanism, and the attention mechanism weights and focuses key features; every set period, calculating a prediction error by utilizing newly acquired data, updating model parameters by adopting an incremental gradient descent method and correcting a prediction result; and engineering deployment is realized through edge calculation, data security transmission and performance monitoring, a complete closed loop from data acquisition, model prediction to result correction is formed, and prospective decision support is provided for resource utilization of planting and breeding feces.

The invention belongs to the field of microbial preparations, and particularly relates to a complex microbial inoculant for promoting microbial quorum sensing and application of the complex microbial inoculant in compost. The composite microbial agent comprises pseudomonas A3 and paenibacillus polymyxa 21-2, and the preservation number of the pseudomonas A3 is CCTCC (China Center for Type Culture Collection) NO: M20251394. The pseudomonas A3 can express key genes such as rhlI and lasI of a gram-negative bacteria AHL quorum sensing system and signal molecules of the key genes, and the paenibacillus polymyxa 21-2 can express luxS genes of a gram-positive bacteria AI-2 signal system and signal molecules DPD of the luxS genes. In the pig manure compost, the complex microbial inoculant is added, so that the expression of AI-2 and AHLs system related genes in the compost and the content of signal molecules DPD are remarkably improved, the microbial population sensing process of the compost is promoted, finally, the compost temperature is increased by about 6 DEG C, the compost carbon-nitrogen ratio is reduced, and the compost maturity is promoted.

The utility model discloses auxiliary heating equipment for chick breeding, relates to the technical field of chick breeding, and aims to solve the problems that most of existing heating equipment performs fixed-point rapid heating, so that temperature distribution in a chicken coop is nonuniform, and the temperature in the chicken coop continuously and rapidly fluctuates and the health of chicks is affected due to the fact that the existing heating equipment needs to be turned on and turned off due to the energy consumption problem. Comprising a supporting frame and multiple layers of coops vertically arranged in the supporting frame at intervals, a manure belt matched with the coops is arranged below each layer of coops, and heating pipes evenly distributed in the extending direction of the coops are fixedly installed below each layer of coops. Through cooperation of the supporting frame, the coops, the manure belts, the heating pipes and the water body heating equipment, the heating pipes are laid at the bottom of each layer of coops, heating is conducted through the heating pipes, the growth problem caused by uneven temperature is avoided, meanwhile, it is ensured that the proper temperature is kept in the brooding room for a long time, and the requirement for long-time stable growth of chicks can be better met.

The utility model discloses a breeding manure treatment device, which belongs to the technical field of manure treatment, and comprises a box body, the top of the box body is in bolted connection with a hydraulic cylinder, the output end of the hydraulic cylinder extends into the box body, the output end of the hydraulic cylinder is fixedly provided with a pressing plate, the interior of the box body is in bolted connection with a filter screen, and the filter screen is fixedly connected with the top of the box body. And a feeding pipe is arranged on the left side of the box body. According to the breeding manure treatment device, a hydraulic cylinder drives a pressing plate to move downwards, manure on a filter screen is squeezed, sewage in the manure is squeezed out, then when the hydraulic cylinder drives the pressing plate to move upwards, a second rack moves upwards and drives a driving gear meshed with the second rack to rotate, and meanwhile a traction rope pulls a driven gear to rotate; and the first rack meshed with the first rack is driven to move, so that the push plate moves rightwards, and the dehydrated excrement is automatically pushed into the collection box, so that the solid excrement can be automatically recycled, and the working efficiency is improved.

The invention provides a method for regulating and controlling fertilization based on a soil carbon sequestration rate and a land manure nutrient demand quantity, and relates to the technical field of agricultural fertilization methods. According to soil background carbon and a target nitrogen demand quantity, initial manure is calculated and applied according to a preset carbon-nitrogen ratio to start microbial activity; soil biophysical signals are monitored in real time and compared with the efficient carbon sequestration signals, when the matching degree is lower than a first threshold value, it is judged that a window period is entered, and if the matching degree is further lower than a second threshold value in the window period, second manure is immediately and dynamically calculated and dressed on the basis of the descending duration and the average value of the matching degree; when the matching degree is recovered or naturally increased to be higher than a third threshold value through a preset interval after topdressing, the window period is ended; based on the sum of all the topdressing amounts in the current period, the base fertilizer amount in the next period is corrected, and finally before the critical period of nitrogen demand, the third final fertilizer is accurately calculated and supplemented by measuring soil available nitrogen and deducting the expected nitrogen supply contribution of early-stage topdressing, so that sufficient nitrogen supply in the yield forming period is ensured.

The invention belongs to the technical field of livestock breeding, and particularly relates to an intelligent digital farm which comprises a breeding bottom plate, a feed throwing machine, a forage conveying line, a fence, a water trough, a concentrated feed adding machine and a collecting frame. The side, away from the feed throwing machine, of the collecting frame is fixedly connected with an excess feed recycling structure through a connecting frame, and the collecting frame is internally provided with an excrement pushing structure used for cleaning excrement, an excrement sweeping assembly and a reverse supporting structure used for controlling the height of the excrement pushing structure and the height of the excrement sweeping assembly. When one protective shell moves in the direction close to the cable winch, the heights of the manure pushing structure and the manure sweeping assembly are increased, and therefore the purpose that in the normal breeding process of sheep, when manure needs to be cleaned, the sheep does not need to be driven out of a breeding farm, and the manure can be cleaned can be achieved.

The utility model discloses a livestock breeding feces treatment device which comprises a treatment box, a feeding bin, a water outlet, a discharging port, a filtering mechanism and a smashing mechanism, a filtering cavity and a smashing cavity are formed in the treatment box, a connecting port is formed between the filtering cavity and the smashing cavity, the feeding bin is formed in the inner top wall of the filtering cavity, and the discharging port is formed in the inner top wall of the smashing cavity. The water outlet is formed in the side wall of the filtering cavity, the discharging opening is formed in the side wall of the smashing cavity, a discharging control valve is arranged in the discharging opening, the filtering mechanism is arranged in the filtering cavity and used for separating excrement from sewage, and the smashing mechanism is arranged in the smashing cavity and used for smashing the excrement. According to the livestock breeding manure treatment device, the inner wall of the filter cartridge can be conveniently cleaned through movement of the scraping plate after the filter cartridge separates manure, and therefore the problem that in the prior art, in the manure separation process, manure is prone to being attached to the inner wall of the filter cartridge, and the subsequent separation efficiency is affected is solved.

The invention discloses a ventilation method and device based on precise monitoring of the environment in a farm and a storage medium, relates to the technical field of analysis control, and constructs a three-dimensional pollution concentration field model by collecting data such as the pollution gas concentration, suspended particles, temperature and humidity, airflow velocity and the like of a manure ditch in real time and combining the spatial layout of a breeding house. On the basis of the model and ventilation constraints, a virtual ventilation strategy composed of multiple sets of air supply speeds, air directions and air opening degrees is automatically generated, simulation is conducted, disturbance scores are calculated, and the optimal strategy is selected to be applied to ventilation control. Environmental parameters are continuously monitored in the ventilation process, if it is detected that pollutants rise or temperature and humidity are abnormal, the strategy generation and screening process is automatically restarted, and dynamic closed-loop optimization adjustment of a ventilation scheme is achieved; dynamic ventilation control can be carried out according to the actual manure environment, the influence of gas backflow and pollution disturbance is reduced, and the influence on the farm environment is reduced; the influence on the growth health of livestock and poultry is reduced.

The invention provides a selenium-rich apricot planting method, and belongs to the technical field of fruit tree planting. The planting method comprises the following steps: soil preparation and fertilization management; performing planting; fertilization: respectively carrying out topdressing before flowering, in a flower bud differentiation period and in a fruit expansion period; and harvesting. A fertilizer for topdressing is a selenium-rich fertilizer, and the selenium-rich fertilizer is composed of a microbial fertilizer, animal manure, waste plant rhizomes, monopotassium phosphate, urea and a substance containing a selenium element; the microbial fertilizer is prepared from saline-alkaline tolerant bacillus, pseudomonas and arbuscular mycorrhizal fungi. According to the selenium-rich fertilizer disclosed by the invention, the saline-alkaline tolerant bacillus, the pseudomonas and the arbuscular mycorrhizal fungi are added into the selenium-rich fertilizer, and the enrichment effect of apricot trees on selenium in soil is improved through the synergistic effect of the saline-alkaline tolerant bacillus, the pseudomonas and the arbuscular mycorrhizal fungi, so that the content of selenium in apricots is greatly increased.

The present invention discloses a preparation method and application of an immobilized pellet of deodorizing bacteria. The present invention has the following beneficial effects: (1) the present invention adopts raw materials such as polyvinyl alcohol, boric acid, sodium alginate, and calcium chloride to prepare the immobilized pellet of Enterococcus hirae IDO5, and the required equipment is simple and the preparation process is simple; (2) the immobilized pellet prepared by the present invention enlarges the contact area between the deodorizing microorganism Enterococcus hirae IDO5 and odorous substances, enhances the microorganism's resistance to the influence of adverse environment, and improves the adsorption and degradation efficiency of odorous substances; (3) the immobilized pellet of Enterococcus hirae IDO5 has a good deodorizing effect, with a degradation rate of indole in pig manure wastewater as high as 93.0%, and a degradation rate of skatole as high as 81.6%. It is applied to livestock and poultry breeding manure and breeding wastewater to effectively reduce the concentration of odorous substances such as indole and skatole, and can effectively reduce the odor pollution caused by livestock and poultry breeding.

The invention relates to the technical field of manure treatment, and discloses a breeding manure pretreatment and separation device and a pretreatment method thereof.The breeding manure pretreatment and separation device comprises an extrusion mechanism, the extrusion mechanism further comprises a shell, the top of the shell is fixedly connected with a top plate, the side, away from the top plate, of the shell is fixedly connected with a bottom plate, and the bottom of the bottom plate is fixedly connected with a discharging pipe; liquid in the feces flows out through a plurality of through holes by squeezing the feces, solids in the feces are left between two squeezing plates, when the two squeezing plates get close to each other to squeeze the feces, the feces are squeezed to move upwards, and at the moment, the squeezing plates drive fixing blocks to move in the direction of a feeding pipe to force a sliding plate to slide in a first movable groove; and then gas in a first movable groove is extruded to enable a telescopic pipe to expand, a first arc-shaped sliding block and a second arc-shaped sliding block are driven to move downwards, downward pressure is applied to the top of the feces, and liquid in the feces can be more effectively separated from the feces in combination with extrusion of an extrusion plate on the two sides of the feces.

The present invention provides a soil conditioner and a preparation method and application thereof, belonging to the technical field of soil conditioners. The soil conditioner of the present invention comprises the following raw materials in parts by weight: 70 to 90 parts of modified pig manure biochar, 8 to 15 parts of polyaspartic acid, 5 to 10 parts of potassium titanium oxalate, 1 to 3 parts of ammonium molybdate, 40 to 60 parts of calcium silicate, and 20 to 30 parts of lime. The present invention uses a mixed modifier to modify pig manure biochar, which can greatly reduce the content of cadmium and arsenic in edible parts. In addition, the raw materials in the soil conditioner cooperate with each other to reduce the content of heavy metals in the edible parts to the greatest extent.

The invention discloses an extreme thermophilic charcoal complex microbial inoculant and application thereof in aerobic composting of pig manure, and belongs to the technical field of microorganisms. The invention firstly discloses a strain of thermophilic thermophilic bacteria N1209, and secondly discloses an extreme thermophilic biochar complex microbial inoculant, which comprises geobacillus thermoglucosidase BGSC 95A1, bacillus licheniformis ZR-1, the thermophilic thermophilic thermophilic bacteria N1209 and geobacillus stearothermophilus L5. The extremely thermophilic biochar complex microbial inoculant has the characteristic of high temperature resistance, compared with a single microbial inoculant, produced amylase, protease and lipase are higher in activity and show synergistic advantages, decomposition of pig manure can be remarkably promoted, the extremely thermophilic biochar complex microbial inoculant has advantages in the aspects of nitrogen element retention and CH4 and N2O emission reduction in the pig manure composting process, and the extremely thermophilic biochar complex microbial inoculant can be applied to the field of pig manure composting. And a new method is provided for treatment of livestock breeding wastes.

The invention discloses a preparation method of straw composite nutrient soil, and the straw composite nutrient soil comprises the following components in parts by weight: 40-60 parts of pretreated straw, 15-30 parts of animal manure, 10-30 parts of an inorganic filler and 0.5-2 parts of a microbial agent. The pretreated straw is obtained by carrying out hydrothermal treatment on straw and acid liquor containing sulfate radicals. The straw and the animal manure are comprehensively utilized, the problem of environmental pollution caused by improper disposal of waste can be solved, waste can be turned into wealth, non-renewable resources such as turf are prevented from being added, and the use amount of the fertilizer is reduced. The straw composite nutrient soil is high in water and fertilizer retention performance, the compatibility of all the components is good, the survival rate of plants can be increased, and plant growth can be promoted.

The invention discloses a grass planting method under a grazing-light complementary grassland slope photovoltaic module, relates to the technical field of photovoltaic power generation and ecological restoration, and aims to solve the problem that in the prior art, normal growth of grass seeds in the area is difficult to guarantee by common spray-seeding density. The method comprises the following steps: S1, pretreating a side slope, cleaning sundries on the side slope below a photovoltaic module mounting area, and digging steps in an area with the gradient being greater than 30 degrees, so that the distance between the step layout and a photovoltaic module array is kept at a safe distance of 0.5-1m; s2, soil improvement: soil shielded by the photovoltaic module is detected, lime is added into the detected acid soil to adjust the PH value to 6.5-7.5, and when 10-15 kg of decomposed cattle and sheep manure is mixed in each square meter, the range of 50 cm of a module foundation embedded part needs to be avoided; s3, grass seed selection and treatment, wherein grass seeds with the proper shade-tolerant adaptation degree are selected. The method has the advantages that the problem that the germination rate of grass seeds is low in a weak light environment is solved, and the slope vegetation coverage rate is effectively guaranteed.