275 results about "Poultry manure" patented technology

The invention discloses an ecological planting method for remarkably improving the amino acid content of citrus, which comprises the following steps: (1) mixing and fermenting pruned citrus branches, weed straws, livestock and poultry manure and indigenous probiotic ferment powder to prepare a basic microbial fertilizer, and adding a calcium magnesium phosphate fertilizer and monopotassium phosphate to prepare a special microbial fertilizer for citrus, applying as a base fertilizer in winter; (2) after citrus pruning, in key phenological periods such as a flower bud period, a young fruit period and a fruit swelling period, an indigenous probiotic enzyme diluent with a specific dilution ratio is used for systematic foliage spraying on a tree body. The indigenous probiotic enzyme contains bacillus amyloliquefaciens, saccharomycetes, active enzymes and a plurality of nutrient elements. The method can significantly increase the total amino acid content of citrus fruits, greatly increase the yield, improve the taste of the fruits, enhance the tree body resistance, reduce the use of chemical pesticides, improve soil, and realize quality improvement, yield increase and green sustainable development of citrus planting.

The invention provides a top-spraying feeding type high-temperature activation furnace and a control method thereof.The activation furnace comprises a vertical furnace body, and a fuel nozzle, a first combustion-supporting air nozzle, a cooling liquid nozzle and a cold air nozzle are sequentially arranged on a first section, a second section, a third section and a fourth section in a hearth of the vertical furnace body from top to bottom; a reduction gasification area, a peroxidation combustion area, a primary cooling area and a secondary cooling area are sequentially defined in the hearth so as to control the temperature in different areas; the fuel nozzles are arranged in pairs and arranged around the center circle of the hearth in a symmetrical tangent circle opposite spraying mode so that opposite flow can generate turbulent disturbance in the center area of the hearth to establish a first swirling flow field, and a feeding nozzle is arranged on the furnace top of the vertical furnace body to be communicated with the hearth and spray materials towards the first swirling flow field to form top combustion. Therefore, the high-temperature activation treatment of the livestock and poultry excrement is realized.

The invention discloses a method for intelligently regulating and controlling the carbon nitrogen ratio of straw and livestock and poultry manure and efficiently decomposing the straw and the livestock and poultry manure, and belongs to the technical field of agricultural waste resourceful treatment technology and environmental engineering, and the method comprises the following steps: S1, carrying out online component detection on input straw and livestock and poultry manure, automatically mixing the materials to a preset initial carbon-nitrogen ratio based on a detection result, and inoculating a microbial agent; meanwhile, on the basis of the initial material component data, a personalized digital twinborn body of the batch of materials is constructed; the in-situ spectrum technology is used for monitoring the change of the carbon-nitrogen ratio in the pile body in real time, the unbalance trend of the pile body is predicted in combination with the digital twinborn model, the execution unit is driven to carry out local and trace material supplement adjustment, and the lag mode of traditional static matching and off-line sampling inspection is fundamentally changed. The dynamic closed-loop regulation and control can accurately control the fluctuation range of the carbon-nitrogen ratio in the whole decomposition period within + / -5, and a continuous and stable optimal nutrition environment is created for microorganisms.

The invention provides a compound fertilizer for improving acid soil as well as a preparation method and application thereof, and belongs to the technical field of fertilizer preparation. The compound fertilizer comprises the following components in percentage by weight: 40-55% of poultry manure biochar, 20-35% of a medium element compound, 10-20% of a compound conditioner and 5-10% of a binder. The compound fertilizer can quickly and enduringly neutralize soil acidity, effectively passivate aluminum and manganese ion poison, accurately supplement calcium, magnesium, sulfur and other salt-based nutrients, improve the soil structure and fertilizer retention ability, and overcome the oneness and short-term effect of a traditional lime improvement method. The perfect combination of agricultural waste recycling and acid soil comprehensive treatment is realized, and the fertilizer is an efficient, environment-friendly and multifunctional soil improvement type fertilizer.

The utility model relates to livestock and poultry manure processing technical field discloses livestock and poultry manure automatic separation processing structure, including work box, the outer wall fixed connection of work box has the motor, the output fixed setting of motor has the connecting shaft, both ends of connecting shaft all are fixedly connected with eccentric holder, the inner wall sliding connection of eccentric holder has the gyro wheel, the inside rotation of gyro wheel is connected with transmission frame, the upper surface fixed connection of transmission frame has the screen cloth, the inside sliding connection of screen cloth has the sliding block, the lower surface fixed connection of screen cloth has the spring, the outer wall of work box is provided with the male plate. In the utility model, through the cooperation between motor, connecting shaft, eccentric holder, gyro wheel, transmission frame and sliding block, livestock and poultry manure is fully turned over and vibrated on the screen surface, improves the efficiency of solid -liquid separation, and through the spring, the collision or impact between screen cloth and other components is slowed down, thereby prolonging the service life of screen cloth and related components.

The invention relates to the technical field of fertilizer processing, and provides a method and a device for preparing farmyard manure by quickly decomposing livestock and poultry manure, the method comprises the following steps: S1, raw material pretreatment: mixing fresh livestock and poultry manure with crushed straw to obtain a mixture; s2, pre-activating a complex microbial inoculant, wherein the complex microbial inoculant comprises an anaerobic microbial inoculant group and an aerobic microbial inoculant group; s3, performing two-stage fermentation: performing first-stage anaerobic fermentation, namely uniformly inoculating the anaerobic bacterium agent group pre-activated in the step S2 into the mixed material pretreated in the step S1; second-stage aerobic fermentation: uniformly inoculating the aerobic microbial agent group pre-activated in the step S2 to the material subjected to anaerobic fermentation, and placing the material in a horizontal fermentation tank for aerobic fermentation; stacking the materials in the horizontal fermentation tank into strip stacks for aerobic fermentation; and S4, post-treatment: carrying out decomposition degree detection on the material in the step S3, and completing fermentation to obtain the decomposed farmyard manure. The invention solves the problems of incomplete decomposition, odor pollution and nutrient loss in the existing farmyard manure prepared by decomposing livestock and poultry manure.

This application discloses a desalination system and method for kitchen waste. The system includes a filter press chamber, a feeding chamber, a washing chamber, an oil-water buffer tank, and a solid material silo connected in sequence. The filter press chamber is equipped with a cross-shaped rotating filter plate and a filter press pusher cylinder to achieve preliminary desalination of kitchen waste through filter pressing. The feeding chamber transports the solid material after filter pressing to the washing chamber through a feeding mechanism. The spray pipes and circulating pump in the washing chamber form a hot water circulating spray system. The oil-water mixture at the bottom of the washing chamber enters the oil-water buffer tank through an overflow hole, and the oil and water are automatically separated by a capacitive oil level sensor and an electrically controlled valve. The receiving screen sends the desalinated solid material into the solid material silo. By adopting the above solution, this invention can solve the technical problems of low salt removal efficiency and waste of resources, difficulty in separating oil and water layers that easily leads to secondary pollution, low degree of process automation resulting in cumbersome and unstable operation, low equipment integration and poor compatibility with existing production lines of livestock and poultry manure treatment enterprises in the current pretreatment of kitchen waste.

The livestock manure collecting and fermenting device comprises a guide groove, a portal frame body, a film rolling shaft, an unwinding supporting assembly and a rolling plate, the guide groove is formed above a retaining wall, the portal frame body can slide on the guide groove, and the portal frame body can move among a plurality of composting grooves through a movement mechanism; the film rolling shaft is rotationally connected to the portal frame body, the nanometer film can be rolled on the film rolling shaft, the unwinding supporting assembly is fixedly connected to the portal frame body and arranged on the side of the film rolling shaft, the unwinding supporting assembly can support the nanometer film between the film rolling shaft and the surrounding wall when the nanometer film is laid, the winding plate is fixedly connected to the portal frame body, and the winding plate is fixedly connected to the portal frame body. The film rolling shaft is arranged between the rolling plate and the unwinding supporting assembly, when the nanometer film is rolled, the rolling plate supports the nanometer film, and the technical problem that in the related technology, when the nanometer film is used for composting, time and labor are wasted when the nanometer film is uncovered and laid during pile turning is solved.

The utility model belongs to the technical field of livestock and poultry manure anaerobic fermentation, and particularly relates to a livestock and poultry manure anaerobic fermentation pool which comprises a box body, the box body is composed of a sewage treatment tank and a manure fermentation tank, the top side of the box body is fixedly connected with a supporting seat, the supporting seat is fixedly connected with a solid-liquid separation box, and the solid-liquid separation box is fixedly connected with a liquid storage tank. A first positioning groove is formed in the inner wall of one side wall of the solid-liquid separation box, a first inserting groove is formed in the other side wall of the solid-liquid separation box, and a first filter screen plate is inserted into the first through groove and the first positioning groove in a matched mode; according to the livestock and poultry manure fermentation device, before livestock and poultry manure is fermented, sewage and solid manure in the manure are separated through the first filter screen plate and enter the sewage treatment tank and the manure fermentation tank respectively, so that subsequent targeted treatment on the sewage and the manure is facilitated, and the problems of resource waste and low treatment efficiency caused by mixed treatment are solved; the manure fermentation treatment effect is greatly improved.

The invention provides multifunctional bacillus licheniformis as well as a derivative product and application thereof, and belongs to the technical field of microbial agents. A multifunctional bacillus licheniformis strain is separated and screened from a chicken manure fermentation pile in a chicken farm in Jianyang City in Sichuan province, is named as Bacillus licheniformis NCF and is preserved in the China Center for Type Culture Collection, the preservation address is Wuhan University, Wuhan, China, the number of the preservation center is CCTCC No.M 20242510, and the preservation time is November 11, 2024. The NCF bacterium has multiple functions, can be added into feed as an additive, helps animals to better digest and absorb nutritional ingredients in the feed, and increases the weight of the animals; organic matters in the excrement can be decomposed through high-temperature fermentation, the fermentation process is accelerated, and the composting fermentation period is shortened; the odor value and the ammonia gas concentration in different livestock and poultry manure / biogas slurry can be effectively reduced.

The invention discloses a humic acid type straw source microbial agent which comprises the following strains: enterococcus faecium, bacillus subtilis, lactobacillus plantarum and saccharomyces cerevisiae. The method has the advantages that turfy soil, biogas residues, biogas slurry and a certain amount of agricultural waste are added into compost with straw microbial agents and livestock and poultry manure as main materials to adjust a proper carbon nitrogen ratio, and more importantly, a compound microbial agent for strengthening the process of the humic acid type straw source microbial agent is inoculated; compared with natural composting fermentation, the composting efficiency and stability are improved, and the fertilizer efficiency and fertility of the organic fertilizer and the resource utilization efficiency of waste are improved.

This invention discloses a bio-organic fertilizer suitable for improving alkaline soil, its preparation method, and its application in citrus orchards, belonging to the field of agricultural soil improvement technology. The organic fertilizer is made from 40.00%-50.00% citrus peel residue, 20.00%-30.00% a mixture of sawdust and straw powder, 15.00%-20.00% a mixture of rapeseed meal and soybean meal, 20.00%-30.00% a mixture of livestock and poultry manure, and 0.25%-0.50% ferrous sulfate. Its preparation includes raw material pretreatment, citrus biogas slurry preparation, mixed fermentation, and finished product preparation. During soil improvement, the dosage is determined according to the soil pH value, and it is applied twice using trenching or hole application methods. This invention realizes the resource utilization of agricultural waste, can efficiently improve alkaline soil, solve the problem of iron deficiency and chlorosis in citrus, and is environmentally friendly and easy to operate, suitable for soil improvement in various types of citrus orchards, especially mountainous citrus orchards.

The application provides a method for enhancing anaerobic digestion of organic solid waste containing new pollutant antibiotics by circulating oxygen disturbance, and belongs to the technical field of solid waste resource treatment. The method introduces circulating and increasing micro-nano bubble oxygen water stress during the stable operation period of anaerobic digestion, uses the dynamic change of physical oxidation pressure to induce the adversity defense mechanism of microorganisms, and promotes the improvement of metabolic activity and optimization of community structure of functional flora in situ. By accurately regulating the key process parameters such as oxygen disturbance cycle, gradient dosing ratio and the like, the application not only avoids the excessive inhibition of oxygen on methanogens, but also significantly enhances the adaptability of the system to the environmental stress of new pollutants. The application has the advantages of no need for external agents, high physical mass transfer efficiency, significant yield increase and harmless effect, and is suitable for in-situ strengthening and deep performance improvement of anaerobic digestion systems of municipal sludge, livestock and poultry manure and kitchen garbage and the like.

The invention discloses a repairing agent for promoting mineralization of arsenic in soil and a preparation method and application thereof.The preparation method includes the steps that after agricultural straw is smashed, the smashed agricultural straw and livestock and poultry manure are alternately stacked layer by layer for composting, and organic fertilizer is obtained; the method comprises the following steps: mixing an organic fertilizer with ultrapure water, performing ball milling in a ball mill, centrifuging the ball-milled mixed solution, and filtering to obtain a dissolved organic matter (DOM) extracting solution; and forming the repairing agent together with sulfate. When in use, the repairing agent is added into the arsenic-polluted soil, and then the arsenic in the soil is mineralized by anaerobic waterflooding soil culture. By the adoption of the scheme, the micromolecular active DOM can be easily obtained from agricultural straw and livestock and poultry manure, the micromolecular active DOM is matched with sulfate to be applied, the remarkable promoting effect on reduction of soil arsenic bioavailability is achieved, the method is low in cost, and agricultural solid waste resource utilization and soil safety are easily achieved.

The present application relates to the technical field of excrement treatment, in particular to a comprehensive treatment method and system for livestock and poultry excrement, wherein the comprehensive treatment system for livestock and poultry excrement comprises an excrement dry-wet separation device for dry-wet separation of excrement. The excrement dry-wet separation device comprises a machine case, a filter cartridge, an auger assembly, a pressing plate and a cleaning assembly. When the filter cartridge is blocked, the liquid is periodically sprayed to the surface of the filter cartridge by the cleaning assembly to flush the filter cartridge, thereby effectively solving the problem of filter cartridge blockage.

The invention discloses a livestock and poultry manure biological solid compound fertilizer and a preparation method thereof, belongs to the field of agriculture, and solves the problems of low fertilization efficiency, insufficient resource utilization rate and environmental pollution caused by random treatment of livestock and poultry manure in the traditional fertilizer. The fertilizer comprises the following raw materials in parts by weight: livestock and poultry manure dry basis, a complex microbial inoculant, a complex enzyme preparation and the like, the complex enzyme preparation contains protease, chitinase and the like, and the complex microbial inoculant contains composting bacteria. The preparation process comprises the steps of raw material pretreatment, primary mixing, secondary inoculated fermentation, granulation, low-temperature drying (the temperature is lower than or equal to 70 DEG C, and the water content is reduced to 15% or below) and packaging. The fertilizer contains organic matters and nitrogen, phosphorus and potassium elements, has high stability and absorbability, and can be matched with an automatic fertilization system to accurately meet plant requirements. The method realizes resource recycling of livestock and poultry manure, reduces environmental burden, is free of stink in fermentation, is green and environment-friendly in process, effectively improves fertilizer efficiency and fertilization efficiency, and can be popularized on a large scale.

The utility model discloses a totally-enclosed anaerobic device for livestock and poultry manure fermentation, and relates to the technical field of livestock and poultry manure fermentation, the totally-enclosed anaerobic device comprises an anaerobic fermentation tank, a fermentation liquor circulating assembly and a lower stirring assembly, the anaerobic fermentation tank comprises an inner tank body and a heating layer, the heating layer is arranged on the outer side of the inner tank body, and the lower stirring assembly is arranged on the inner side of the inner tank body. A partition plate is installed above the inner tank body, a discharging pipe is fixed to the lower portion of the inner tank body, fermentation liquor circulation assemblies are installed on the two sides of the outer portion of the anaerobic fermentation tank, and each fermentation liquor circulation assembly comprises a liquid suction pipe, a suction pump, a feeding pipe, a liquid storage box and a spray head pump. According to the totally-closed anaerobic device for livestock and poultry manure fermentation, a fermentation liquid circulating assembly can suck fermentation liquid at the lower part in the anaerobic fermentation tank into a liquid storage box at the upper part, and the fermentation liquid can be sprayed into the inner tank body through spray heads uniformly distributed at the lower part of the liquid storage box, so that the livestock and poultry manure in the device is fully mixed with the fermentation liquid; the condition of insufficient fermentation caused by sedimentation of the fermentation liquid at the lower part is avoided.

The utility model discloses a kind of resourceization pretreatment systems of livestock and poultry manure, including in the raw material pool for storing livestock and poultry manure is sequentially connected with soaking pool, grating pool, sand water separator, screening machine by pipeline, there is grinder in the screen of screening machine, its discharge port is connected with the feed inlet of screening machine, forming the circulation loop of screening and grinding, first fermentation device, second fermentation device and third fermentation device are sequentially connected in the under-screen material discharge end of screening machine. In the utility model, under the joint action of each device, the fermentation period of livestock and poultry manure can be effectively shortened, the fermentation effect of livestock and poultry manure can be effectively improved, and more organic matter in livestock and poultry manure can be converted into organic nitrogen and inorganic nitrogen, so that livestock and poultry manure can be efficiently converted into biogas and fermentation liquid which can be resourcefully utilized, with the advantages of high fermentation efficiency, good fermentation effect, good comprehensive utilization rate, etc., conducive to realizing harmless and resourceful treatment of livestock and poultry manure.

The invention relates to the technical field of agricultural waste resource utilization, and particularly discloses a preparation process of an agricultural solid waste synergistic fermentation organic fertilizer. The organic fertilizer is prepared from the following raw materials: agricultural solid waste, livestock and poultry manure, biochar, diatomite, a compound microbial agent, cellulase, ligninase, a fermentation accelerant, a functional microbial agent, a plant growth regulator and a binder. The preparation method comprises the following steps: pretreating the agricultural solid waste to remove impurities, mixing the agricultural solid waste with the livestock and poultry manure, the biochar and the like, adding the bacterial enzyme and the fermentation accelerator, regulating and controlling moisture, aging after two-stage aerobic fermentation and anaerobic fermentation, then adding the functional bacterial agent and the plant growth regulator, drying at low temperature, granulating, deodorizing by photocatalysis, and packaging in vacuum. The organic fertilizer disclosed by the invention can be used for fertilizing agricultural crops, and has the advantages of high nutrient retention rate, full decomposition and good biological safety; in addition, the preparation process can realize recycling of agricultural solid wastes, is high in fermentation efficiency and stable in quality of finished products, and meets the requirements of ecological agriculture.

The utility model discloses a deodorization device for livestock and poultry manure fermentation, and relates to the technical field of deodorization for livestock and poultry manure fermentation, the deodorization device comprises a deodorization box and a filter piece arranged at the air inlet end of the deodorization box, the top of the deodorization box is connected with a purified liquid medicine storage box, one side of the purified liquid medicine storage box is connected with a first water pump, and the other side of the purified liquid medicine storage box is connected with a second water pump. A flow dividing pipe is connected into the deodorization box and is used for spraying vaporific purification liquid; impurities in gas are reduced through preliminary filtration of the filter part, and then purification liquid is sprayed into mist through the first water pump and the flow dividing pipe, so that the contact area with harmful gas is increased, and the purification efficiency is improved. And furthermore, a purification liquid circulating structure consisting of a recycling box, a stirring frame, a double-shaft motor and a second water pump not only realizes the recycling of the purification liquid and reduces the use cost, but also ensures that the purification liquid can be in full contact with the purification medicine through stirring, purifies the purification liquid and continuously and stably purifies harmful gas.

The invention discloses a long-acting efficient organic fertilizer based on livestock manure, straw and stove ash as well as a preparation method and a use method of the long-acting efficient organic fertilizer, and belongs to the technical field of agricultural organic fertilizers. The organic fertilizer is prepared by mixing chicken manure, pig manure, straw and stove ash according to the volume ratio of 2: 2: 3: 3, and is decomposed through three times of fermentation and three times of tedding processes, harmful substances are killed at high temperature during fermentation, ammonia gas is released, and the fertilizer efficiency stability is improved. During use, ditching, double-layer mulching film laying, organic fertilizer filling and drip irrigation installation processes are adopted, the use amount per mu is 40-50 cubic meters, and the fertilizer can be used for more than three years after one-time investment. According to the invention, waste is turned into wealth, the planting cost and labor intensity are reduced, soil hardening can be improved, the problem of continuous cropping is solved, sufficient nutrients and trace elements are provided for crops, the yield and quality of agricultural products are improved, environmental pollution is avoided, and the method is suitable for planting various crops and has good practicability and popularization value.

The invention discloses a livestock manure treatment device and process based on an anaerobic fermentation technology, the livestock manure treatment device based on the anaerobic fermentation technology comprises a fermentation tank and a sealing cover, the sealing cover is arranged at the upper part of the fermentation tank, the two ends in the fermentation tank are arc-shaped, the bottom of the sealing cover is provided with a sealing structure, and the sealing structure is arranged on the upper part of the fermentation tank. The device further comprises an input pipe, an output pipe, an exhaust pipe, a mixing assembly and a temperature control assembly, the input pipe is installed at the input end of the fermentation tank, the output pipe is installed at the output end of the fermentation tank, the exhaust pipe is fixedly installed on the sealing cover, the mixing assembly is installed in the fermentation tank, and the temperature control assembly is arranged in the fermentation tank. The problems that in the prior art, when a sealing structure is in a scene of frequent pressure fluctuation for a long time, micro leakage which is not easy to perceive is easily caused, the sealing effect is affected, and then fermentation is affected are solved.

The application provides a livestock and poultry manure black film fermentation resourceization method and system based on composite microbial flora immobilization and micro-oxygen control, and belongs to the technical field of livestock and poultry manure resourceization utilization and environmental engineering. The system comprises a fermentation tank, a fermentation liquid discharge pipe, a sewage pipe and an oxygen increasing assembly connected to the fermentation tank, a black film installed on the inner wall of the fermentation tank, a suspension assembly installed on the top of the fermentation tank, and a plurality of bag bodies suspended on the suspension assembly, wherein the bag bodies are filled with a mixture of composite immobilized microbial inoculum and soil, h2 / h1=0.3-0.75 is satisfied between the bag body and the fermentation tank, and the bag body is located below the livestock and poultry manure liquid level in the fermentation tank. The system has the advantages of short fermentation period, high harmless degree of fermentation liquid, low nitrogen loss rate and no obvious odor.

The utility model belongs to the technical field of livestock and poultry manure treatment, and particularly relates to a livestock and poultry manure solid-liquid separation device which comprises a base, a stirring and scattering mechanism is arranged above the base, and a separation mechanism is arranged on one side of the stirring and scattering mechanism. Through the arranged separating mechanism, livestock and poultry manure is scattered through a stirring and scattering mechanism and then guided into a second box body, a second electric telescopic rod is started to push a pressing plate to be pushed downwards, the pressing plate presses the livestock and poultry manure falling on a grid plate, liquid in the livestock and poultry manure leaks to the lower portion of the inner side of the second box body through grid holes in the grid plate and a liquid outlet pipe, and the livestock and poultry manure is separated from the liquid outlet pipe. A first water suction pump is started to pump liquid in a second box body into a liquid collection box, solid feces on a grid plate is pushed into a third box body by starting a material pushing assembly, a dryer is started to enable a drying lamp to conduct secondary processing on the solid feces in the third box body, the feces separation effect is guaranteed, meanwhile, secondary processing is conducted on the feces, and the labor intensity of workers is reduced. The separation efficiency is improved, the use is convenient, and the practicability is high.

The invention discloses a charcoal-based alkali metal catalyst as well as a preparation method and application thereof, and belongs to the technical field of agricultural waste treatment. The biochar-based alkali metal catalyst comprises the following components in parts by weight: 20-30 parts of modified biochar and 18-25 parts of an alkali metal compound, and a nitrogen-rich solution generated after a hydrothermal reaction of livestock and poultry manure is used as a modifier to modify straws to obtain the modified biochar. The invention further discloses a preparation method of the biochar-based alkali metal catalyst and application of the biochar-based alkali metal catalyst in hydrothermal conversion of crop residues. The biochar-based alkali metal catalyst prepared by the method can effectively improve the hydrothermal conversion efficiency and reaction rate of agricultural wastes, has excellent physical stability and recoverability, and realizes resource utilization of the agricultural wastes.

The present application relates to the field of agricultural soil improvement and orchard fertilization technology, and discloses a kind of southern red soil area orchard annual green manure covering and carbon-increasing quality improving method, including that mature livestock and poultry manure is mixed with industrial grade calcium-magnesium phosphate fertilizer and applied to surface soil before green manure sowing;Sowing Indian cowpea in spring, mixed sowing Chinese milk vetch and field radish in autumn;Green manure of leguminous plants is mowed in situ when it is in full bloom to initial pod stage to make it flat;Uniformly spray directional wood-decay fungi complex liquid to the surface of green manure;Use pyroligneous acid to wet crushed dry crop straw, cover micro-acid straw on the surface of green manure;Mechanically subsoil in the following autumn, and inject PAM composite biomass charcoal suspension into the bottom of subsoiling groove simultaneously.The present application neutralizes and intercepts ammonia gas released by green manure to block nitrogen volatilization by using micro-acid straw, accelerates the degradation of macromolecular lignocellulose by using wood-decay fungi, and constructs deep stable carbon sink by combining with deep injection of porous carbon suspension, thereby effectively improving the overall carbon pool capacity of red soil profile.

The invention relates to the technical field of livestock and poultry manure treatment monitoring, in particular to a livestock and poultry manure treatment monitoring method and system based on the Internet of Things, and the method comprises the steps: respectively analyzing the similarity between a temperature prediction value and a gas concentration at all moments in a current time period from a fermentation starting time period, and analyzing the similarity between a pressure prediction value and the gas concentration at all moments in the current time period; determining a first confidence coefficient of the current time period; respectively analyzing the change trends of the temperature, the pressure and the gas concentration at all moments in the current time period, determining a second confidence coefficient of the current time period, and determining the confidence coefficient of the current time period by combining the first confidence coefficient; and monitoring the residual amount of the fermentation raw materials in the current time period in the livestock and poultry manure treatment process based on the confidence coefficient. The problem that a traditional material supplementing mode is not accurate is solved, and the livestock and poultry manure treatment efficiency is improved by intelligently evaluating the fermentation state.

The invention discloses a process for quickly decomposing livestock and poultry manure in combination with high-temperature pretreatment, which comprises the following steps: controlling the water content of the livestock and poultry manure to be less than or equal to 85%, mixing the livestock and poultry manure with a fermentation auxiliary material to obtain a fermentation raw material, and then blending the fermentation raw material to obtain a blended fermentation raw material; performing high-temperature pretreatment on the blended fermentation raw material at the temperature of 80-90 DEG C for 2-4 hours, and stirring and ventilating to obtain a pretreated fermentation raw material; carrying out maturing composting on the pretreated fermentation raw material, controlling the oxygen concentration in a pile body to be greater than or equal to 8%, and obtaining a rapidly matured fermentation raw material after 3-25 days; and then performing post-decomposition on the quickly decomposed fermentation raw material, controlling the oxygen concentration in the pile body to be greater than or equal to 5%, and completing the treatment of the livestock and poultry manure after 15-20 days. According to the process disclosed by the invention, the raw materials are subjected to ultrahigh-temperature heat treatment at 85 DEG C or above for 2-4 hours and then are subjected to matured composting, so that the raw materials can be fully biodegraded, and the formation of humic substances is accelerated.

This invention discloses a humic acid organic fertilizer / humic acid bio-organic fertilizer formula and its preparation method based on potassium humate tailings. The formula comprises the following raw materials by mass percentage: 60%±5% livestock and poultry manure, 35%±5% potassium humate tailings, 5%±2% macro-, meso-, and micronutrients, and 0.2%±0.1% compound functional microbial agent. However, in existing technologies, potassium humate tailings retain a large amount of free KOH and OH⁻, exhibiting strong alkalinity (pH 9.0-11.0). Direct application can burn seeds and roots, inhibiting germination and growth; it also exacerbates soil alkalization in saline-alkali areas and damages soil aggregate structure. Existing technologies do not utilize fermentation bacteria to generate organic acids to neutralize the residual OH⁻ in situ from the potassium humate tailings, greatly limiting the effectiveness of saline-alkali soil improvement. This invention utilizes lactic acid bacteria and organic acids combined with humic acid to synergistically neutralize OH⁻, improving saline-alkali soil inhibition capacity by 40%. The above features significantly improved aggregate size and porosity, inhibiting salinity and alkalinity; promoting root growth and chelating nutrients, increasing yield by 10%–30%; compatible with traditional organic fertilizer production lines, easy to scale up, and with significant economic and environmental benefits.

The invention relates to the technical field of feces treatment, in particular to a comprehensive treatment method and system for livestock and poultry feces, and the comprehensive treatment system for the livestock and poultry feces comprises feces dry-wet separation equipment for carrying out dry-wet separation on the feces. The excrement dry-wet separation equipment comprises a case, a filter drum, an auger assembly, a pressing plate and a cleaning assembly. When the filter cartridge is blocked, the cleaning assembly periodically drives the liquid to be sprayed to the surface of the filter cartridge so as to wash the filter cartridge, so that the problem of blockage of the filter cartridge is effectively solved.