40results about How to "Increase organic nitrogen content" patented technology

The invention discloses a biomass charcoal and an application of the biomass charcoal in compost. The biomass charcoal is prepared through the following steps: grinding plant twigs, in the protection of nitrogen gas, carrying out a high-temperature heating treatment on the plant twigs in a cracking furnace, then cooling, grinding, and sieving with a sieve with a size of 80 to 100 meshes so as to obtain the biomass charcoal. The preparation method takes plant twigs as the raw materials, then prepares biomass charcoal under a high temperature; then the biomass charcoal is applied to a compost composed of poultry manure, the biomass charcoal can reduce the nitrogen element loss in the compost, also promotes the fermentation process and compost maturity of the compost, and thus improves the application effect of the organic fertilizer. A novel nitrogen preserving method during the poultry manure compost fertilization process is provided.

The invention discloses a fertilizer with biological ferment and a preparation method and a use method thereof. The fertilizer includes activator and nutrient, the activator is dry powder preparation of protein raw materials, water-soluble nitrogen, water-soluble phosphorus, water-soluble kalium and strain mixed fermentation products, and the nutrient is dry powder preparation of amino acid type raw materials, mineral composition type raw materials, trace element type raw materials and strain mixed fermentation products. The fertilizer can be applied by the step of primarily adding the activator into a simple fermenting container for fermentation and adding the nutrient for fermentation later. The invention can be suitable for various types of crops, can obtain the satisfactory effect after the application and has 10 times of the application effect of the traditional biological ferment fertilizer, and is beneficial to the massive popularization because the dry powder preparations with two components are suitable to long distance transportation and operations of post dry powder preparation mixing and fermentation are simple and easy.

The invention discloses a bioanalysis preparation technique of a biological organic fertilizer by chicken manure. High-efficient and green chicken mature fermenting biological organic fertilizer is developed through a mixed bacteria aerobiotic two-step fermenting technique, wherein an one-step fermenting flora comprises aspergillus, thermophilic sporotrichum, saccharomycetes, bacillus subtilis, thermophilic heterotrophism ammonia oxidizing bacteria; a two-step aerobiotic fermenting flora comprises EM fungicide, azotobacter chroococcum, and bacillus licheniformis. The technique adopts multi-bacterium mixing fermentation; through combination of metabolic capabilities, the complex metabolism which is hard to complete by single culture is completed; through synergic fermentation between microorganisms, the chicken mature is effectively transformed, the hygienic index reaches the national standard, and the product decomposition and growth promoting index are significantly promoted. The fermenting technique is simple and high-efficient, the deodorization and sterilizing effects are good; besides, the production cost is low, and the technique is easy to carry out industrial scale production.

The present invention relates to an antagonistic bacillus and microbial organic fertilizer produced by using said antagonistic bacillus for overcoming and eliminating continuous-cropping crop blight. Said invention utilizes a separation process to obtain the antagonistic bacillus which has obvious antagonistic action for blight fungus. The microbial organic fertilizer produced by mixing said antagonistic bacillus and organic farmyard manure is applied in the soil, then the antagonistic bacillus can be quickly reproduced, and the blight controlling rate can be up to above 80%.

The invention discloses a device and method for disposing sludge based on chemical looping combustion, and particularly relates to a device which can dispose the sludge safely in a combustion process based on the chemical looping combustion process of circulated oxygen carriers. The device comprises a circulation loop formed by an air reactor, a cyclone separator, a fuel reactor and a back-feeder. According to the method, reduction state oxygen carriers and air are subjected to oxidation reaction in the air reactor to generate oxidation state oxygen carrier particles, after the separation of the cyclone separator, oxidation state oxygen carrier particle calcium enters the fuel reactor, the sludge is subjected to pyrolyzation and gasification reaction in the fuel reactor to generate fuel gas, the fuel gas and the oxidation state oxygen carriers is subjected to reduction reaction to generate carbon dioxide, water vapor and reduction state oxygen carriers, the carbon dioxide, the water vapor and a small amount of fuel gas which does not react completely in the fuel reactor enter the air reactor through the exhaust pipe of the fuel reactor, and the reduction state oxygen carriers in the fuel reactor returns to the air reactor through the back-feeder.

The invention relates to a preparation method of a composite solid-state probiotic agent including phellinus linteus. The method comprises the following steps of inoculating phellinus linteus seed fluid to solid-state fermentation culture mediums, performing fermentation, and degrading cellulose and hemicellulose type substances for producing monosaccharide; and then sequentially adding after fermentation bacterial fluid for a plurality of times, performing fermentation to obtain fermentation products, and then drying the fermentation products so as to obtain the composite solid-state probiotic agent. According to the preparation method disclosed by the invention, stagewise solid-state fermentation is performed according to requirement differences of different probiotics for nutrient substances, so that the culture mediums can be efficiently decomposed; phellinus linteus grows through solid-state substrates to produce active polysaccharide, and besides, the cellulose and hemicellulose type substances are degraded to generate the monosaccharide; and the solid-state probiotic agent has special paste fragrance, contains fungus polysaccharide, is high in effective viable count, is high in the content of organic nitrogen, and has the efficacy of adjusting the flora in the intestinal tracts of animals, enhancing immunity, increasing the utilization rate of the solid-state substrates, reducing the fetor of excrement of livestock and improving environment.

The invention discloses a novel process for processing chicken manure through aerobic fermentation. A high-efficiency, green chicken manure fermented bio-organic fertilizer is developed by using a rapid fermentation process of mixed bacteria solids. The compound microbial agents include bacillus coagulans, bacillus licheniformis, thermophilic heterotrophic ammonia-oxidizing bacteria, aspergillus niger and the like. The process adopts multi-bacterium mixed fermentation, through the combination of different metabolic abilities, the complex metabolic effects that are difficult to complete by a single strain can be completed, through the synergistic fermentation between microorganisms, the effective conversion of chicken manure is realized, the health indexes meet the national standards, and the product maturity and growth promotion indexes are significantly improved. The fermentation process is simple and efficient, has good deodorizing and sterilizing effect, has low production cost, andis easy for industrial large-scale production.

The invention relates to the technical field of fruit tree planting, in particular to an organic fertilizer special for planting perfume lemon and a preparation method of the organic fertilizer. The special organic fertilizer is composed of the following raw materials in parts by weight: 120-150 parts of livestock manure, 30-50 parts of maize pulp, 25-50 parts of manioc waste, 15-30 parts of brewer's grain, 10-20 parts of bone meal, 20-40 parts of lemon pulp, 8-16 parts of phosphate fertilizers, 10-18 parts of potash fertilizers, 8-16 parts of nitrogen fertilizers, 8-20 parts of plant ash, 0.5-3.0 parts of enzyme microorganisms, 0.5-3.0 parts of aspergillus oryzae, 0.5-2.5 parts of trichoderma viride, 1.5-3.5 parts of EM bacteria, 0.2-1.8 parts of bacillus laterosporus, 0.2-1.8 parts of silicate bacteria, 0.2-1.8 parts of algal polysaccharides, and 0.8-1.6 parts of sodium alginate. The organic fertilizer disclosed by the invention is developed aiming at the perfume lemon, the yield and quality of the perfume lemon can be improved, and the soil properties are improved.

The invention relates to the technical field of soil remediation, and particularly discloses an acid soil microbial remediation agent and a preparation method thereof. The microbial remediation agent for acid soil comprises 1-3 parts of mixed bacterial powder and 870-990 parts of granular composted materials, and the mixed bacterial powder is prepared from mixed bacterial liquid of bacillus mucilaginosus and bacillus licheniformis. The preparation method comprises the following steps: carrying out primary hot air drying on the granular composted materials, cooling to room temperature, screening, carrying out secondary hot air drying on the granular composted materials meeting the mesh number requirement, cooling to room temperature, carrying out secondary screening, and mixing granular powder meeting the mesh number requirement with the mixed bacterial powder. The acidic soil microbial remediation agent can be used for acidic soil remediation, and has the advantage that soil is not easy to acidify again; in addition, the preparation method has the advantages that the preservation time is prolonged, cracking is reduced, and the performance of the acid soil microbial remediation fungicide is improved.

The invention provides a culture material and a culture method of selenium-enriched pleurotus geesteranus, belongs to the technical field of edible fungi cultivation. The culture material includes 35-45 parts of Lygodium japonicum, 28-35 parts of selenium enriched vermicompost, 10-15 parts of hazelnut meal, 15-20 parts of Momordica grosvenori shell, 9-15 parts of fermented worm chicken manure, 0.01-0.02 part of yeast, 0.5-0.7 part of calcium dihydrogen phosphate, 0.8-1.0 part of sucrose and 0.8-1.0 part of gypsum; the culture method includes sterilization of the culture material, disinfection of mushroom houses, after fermentation of the culture material, inoculating of a Pleurotus geesteranus strain, temperature and humidity control, timely spraying of a sodium selenite solution and harvesting. The culture material suitable for Pleurotus geesteranus growth is prepared, a selenium solution is sprayed in appropriate time during the growth of the Pleurotus geesteranus, the period of cultivation of the Pleurotus geesteranus is shortened, the selenium-enriched pleurotus geesteranus with the selenium content of 198mg / kg can be cultured, and the added value and the yield of the Pleurotus geesteranus are increased.

The invention provides a culture material of selenium-enriched pleurotus cornucopiae and a culture method of the selenium-enriched pleurotus cornucopiae, and belongs to the technical field of domestic fungus plantation. The culture material comprises 30-40 parts of sunflower discs, 20-30 parts of selenium-enriched wormcast, 10-15 parts of hazelnut meal, 8-15 parts of paper mulberry wood chips, 10-15 parts of fermented worm chicken manure, 0.1-0.2 parts of EM bacteria liquid, 0.5-0.7 parts of monocalcium phosphate, 0.8-1.0 parts of cane sugar, and 0.8-1.0 parts of gypsum. The culture method comprises the steps of disinfection of the culture material, disinfection preparation of a mushroom house, secondary fermentation of the culture material, pleurotus cornucopiae bacterial strain inoculation, temperature and humidity control, sodium selenite solution spraying in time, and harvesting. Through preparing the culture material more suitable for growth of the pleurotus cornucopiae and spraying the selenium solution at an appropriate time of the growth of the pleurotus cornucopiae, the culture cycle of the pleurotus cornucopiae can be shortened, the selenium-enriched pleurotus cornucopiae with the selenium content of 205mg / kg can be cultured, and yield and added value of the pleurotus cornucopiae are added.

The invention relates to the technical field of fruit tree planting, in particular to a method for planting Taiwan lemon. The method for planting the Taiwan lemon comprises the first step of selecting a land and preparing the land; the second step of field planting; the third step of managing the field; the fourth step of harvesting and pruning and treating; the first step comprises the procedures of conducting deep ploughing and curing on the land at the winter of the year before planting, turning over the land again after beginning of spring of the next year, and digging a Taiwan lemon planting cave; the second step comprises the procedures of applying thoroughly decomposed straw at the bottom of each planting cave, backfilling part soil, planting the Taiwan lemon seedlings, backfilling the soil, watering field planting water, and digging furrows in a ridge and applying a ground fertilizer after the seedlings survive; the third step comprises the procedures of applying a fertilizer in time, watering or draining away water in time, preventing and treating insect diseases, and thinning fruits in time; the fourth step comprises the procedures of picking the Taiwan lemon after the Taiwan lemon is mature. According to the method for planting the Taiwan lemon, the growth characteristics of the Taiwan lemon are followed, the lemon fruits are big, orderly, pleasing to the eye, and shiny in color and luster, the main quantity of the Taiwan lemon is increased, and the phenomena of acidification and hardening to be degraded of the soil through continuous planting are not caused.

The invention discloses continuous cropping-preventing potato special-purpose fertilizer prepared from potato seedlings. The continuous cropping-preventing potato special-purpose fertilizer is prepared from 100kg of dry potato seedling powder, 10kg of urea, 10kg of diammonium phosphate, 10g of potassium sulfate, 4kg of sea mud, 2kg of glutinous rice bran, 2kg of calcium superphosphate, 0.5kg of sodium selenite, 1kg of seaweed meal, 0.5kg of iron chelate, 1.2kg of bamboo powder, 1.5kg of rapeseed cake, 0.5kg of shell powder, 1.5kg of bagasse and 0.6kg of sterilization powder. In preparation, the above ingredients are uniformly mixed through a mixer and the mixture is subjected to granulation. The continuous cropping-preventing potato special-purpose fertilizer can provide enough nutrients for potatoes, stimulate and promote potato growth through microbe decomposer and metabolite absorption and utilization of potato roots, improve a potato yield, and realize uniform growth, smooth appearance, big and beautiful fruits, drought and flood resistance and cold and heat resistance.

The invention discloses a method for increasing the volume of the low-yield land by crop rotation of wheat straw hoods. The method comprises the steps of a. planting vetiveria zizanioides; b. initially improving the low-yield land; c. planting crops; and d. repeating the steps a, b and c. After three crop rotation periods are finished, the low-yield land can be improved to be medium-yield land. The biomass liveweight of the ground part of the vetiveria zizanioides is large and reaches 58-100t / ha, the full doses of C, N, P and K of the stems and leaf branches in 1kg of vetiveria zizanioides are respectively 422g, 17.4g, 0.5g and 7.5g, so that the stems are decomposed in the soil naturally to play the roles of improving fertility, and improving the oil structure. Meanwhile, the stems of the vetiveria zizanioides are paved on the ground to play the roles of conserving water resources, and preventing rainwater from washing the soil. After the crop rotation of the vetiveria zizanioides, the soil is soft, and the workability of soil is enhanced; the soil fertility (organic nitrogen content) is improved by 60%; the water content of the soil is improved by 30%; the runoff of the oil is reduced by 40%; the grain is increased by 50% in the drought weather, and is increased by 20% in the regular year.

The invention provides an ecological cyclic breeding method of selenium-rich worm-eating chickens, belonging to the technical field of chicken breeding. The breeding method mainly comprises the following steps: growing pleurotus geesteranus by using a selenium-rich fungus bag; after harvesting the pleurotus geesteranus, performing fermenting by using the residual selenium-rich fungus bag to produce fly maggots, making fly maggot larvae into dried worms, mixing the dried worms and a feed in a certain proportion and feeding the worm-eating chickens with the mixture of the dried worms and feed, and fermenting the chicken manure produced in the worm-eating chicken breeding process and adding the fermented material into the pleurotus geesteranus fungus bag to be used for growing the pleurotus geesteranus. The method develops the industrial chain of selenium-rich pleurotus geesteranus growing and selenium-rich worm-eating chicken breeding, lowers the breeding cost of worm-eating chickens and enhances the economic benefits of the farmers.

The invention belongs to the technique of agricultural intensive production, and discloses Geobacillus kaustophilus NJRC-14 and a microbial organic fertilizer thereof. The invention provides the Geobacillus kaustophilus strain NJRC-14, the Geobacillus kaustophilus strain NJRC-14 is capable of rapid proliferation at 30-50DEG C and produces a lot of soil-borne bacterial wilt pathogen growth inhibition substances by solid fermentation with rapeseed meal. The invention also provides a preparation method of the microbial organic fertilizer by use of the strain NJRC-14 and application, the microbial organic fertilizer is simple in production method, stable in quality and free of need of secondary fermentation, and has better economic and social benefits. Experiments show that, after the microbial organic fertilizer is applied into the soil, antagonistic bacteria can multiply rapidly to form a dominant group in the soil, the antagonistic bacteria uses the rapeseed meal to produce antagonistic substances to inhibit the growth of pathogens, and the biocontrol efficiency reaches to more than 75% in tomato bacterial wilt soil with serious morbidity.

A humic acid organic-inorganic composite fertilizer is prepared from 30 kg of humic acid, 45 kg of a ternary composite fertilizer, 1 kg of active calcium, 0.3 kg of tea polyphenol, 0.25 kg of chlorobromoisocyanuric acid, 0.005 kg of Amoxicillin, 0.02 kg of clavulanic acid, 0.3 kg of alphamethrin, 0.5 kg of compound sodium nitrophenolate, 0.6 kg of benzoic acid, 0.6 kg of copper sulfate, 0.4 kg of selenium yeast powder, and 0.06 kg of a bactericide; and the composite fertilizer is prepared through mixing above components, and granulating the obtained mixture. The composite fertilizer provides sufficient organic and inorganic nutrients for growth of crops, stimulates and promotes growth of the crops, increases the content of organic nitrogen in soil, promotes the activity and the validity of phosphorus and potassium in the soil, shows the nitrogen fixing, phosphate dissolving and potassium releasing effects, and improves the fertilizer utilization rate.

The invention relates to the technical field of biomass fertilizers, and particularly relates to a potato growing biomass organic fertilizer and a preparation method thereof. The potato growing biomass organic fertilizer comprises the following components in parts by weight: 80-100 parts of animal excrement, 60-80 parts of straw, 90-120 parts of water hyacinth, 10-20 parts of vinasse, 30-50 partsof swill, 75-90 parts of bean pulp, 10-15 parts of an organic phosphorus agent and 0.5-2 parts of a fermentation agent. The potato growing biomass organic fertilizer provided by the invention has thebeneficial effects that sufficient organic nutrients can be provided for potatoes, and through the absorption and utilization of the microbial decomposition products and metabolites by the roots of the potatoes, the growth of the potatoes is stimulated and promoted, the amount of the potatoes is large, the growth is uniform, the surface is smooth, the potatoes are plentiful and beautiful, and drought and flood resistance and cold and heat resistance are achieved. Through mass propagation of beneficial microorganisms in soil, the organic nitrogen content of the soil can be increased, the activity and the effectiveness of phosphorus and potassium in the soil are promoted, and effects of nitrogen fixation, phosphorus dissolving and potassium dissolving can be exerted, so that the utilizationrate of fertilizer is improved, and the produced potatoes can be more plentiful in nutrient.

A planting method capable of improving pearl guava quality and includes plant ridging, planting, shaping, water management, fertilizing management and flower-fruit management. The water management and fertilizing management method uses soluble fertilizers for each plant each year, the soluble fertilizers include 1150-2750g urea, 790-1290g potassium nitrate, 160-1120g monoammonium phosphate, 80-170g amino acid, 0-200g calcium nitrate, 0-70g zinc sulfate, 0-70g borax and 0-130g magnesium sulfate, and the soluble fertilizers are mixed with water of a required irrigation amount, and the mixture is applied to the soil for pearl guava trees through pipelines. The planting method sufficiently utilizes a water-fertilizer drip irrigation system, trace element fertilizers and organic fertilizers such as amino acid, calcium, magnesium, zinc, borax and the like are added according to habitual nutritional needs of different growth phonological phases of pearl guava, and accordingly, quality decline and instability of pearl guava due to seasonal drought and nutritional unbalance in Lingnan areas are reduced, and the planting method is high in practicality and has good popularization prospect.

The invention discloses biological organic slow release fertilizer. The biological organic slow release fertilizer is characterized by being prepared from components by weight as follows: 100 kg of peat, 40 kg of humic acid, 5 kg of plant ash, 5 kg of Chinese medicine residues, 20 kg of livestock manures, 0.5 kg of active calcium, 0.3 kg of tea polyphenol, 0.2 kg of vegetable oil, 2 kg of sea mud, 1 kg of modified starch and 1.2 kg of biological bacteria strains. The biological organic slow release fertilizer has the characteristics that sufficient organic and inorganic nutrients can be provided for crop growth, crop growth is stimulated and promoted, the content of organic nitrogen in soil is increased, activity and effectiveness of phosphorus and potassium in the soil are improved, functions of nitrogen fixation, phosphorus releasing and potassium releasing are realized, and the utilization rate of the fertilizer is increased.

The invention discloses a biomass charcoal and an application of the biomass charcoal in compost. The biomass charcoal is prepared through the following steps: grinding plant twigs, in the protection of nitrogen gas, carrying out a high-temperature heating treatment on the plant twigs in a cracking furnace, then cooling, grinding, and sieving with a sieve with a size of 80 to 100 meshes so as to obtain the biomass charcoal. The preparation method takes plant twigs as the raw materials, then prepares biomass charcoal under a high temperature; then the biomass charcoal is applied to a compost composed of poultry manure, the biomass charcoal can reduce the nitrogen element loss in the compost, also promotes the fermentation process and compost maturity of the compost, and thus improves the application effect of the organic fertilizer. A novel nitrogen preserving method during the poultry manure compost fertilization process is provided.

The invention relates to an antagonist bacterium which can overcome or eliminate a hot pepper epidemic disease and produced microbial organic fertilizer thereof, belonging to an intensive agriculture production technology. By the invention, an antagonist bacterium (Bacillus pumilus NJLZ-8) which has an obvious antagonist function on pathogenic oomycetes of the hot pepper continuous cropping epidemic disease is separated; the antagonist bacterium is mixed with organic fertilizer to prepare microbial organic fertilizer; and the fertilizer contains more than 1*108 antagonist microorganisms per gram, 4-5 percent of total nitrogen ( more than 90 percent of organic nitrogen), 6-10 percent of total nitrogen-phosphorus-potassium nutrients and 30-35 percent of organic matter. Proved by tests, the microbial organic fertilizer can rapidly breed antagonist bacteria after being applied into soil, form a preponderant group in the soil and has more than 80 percent of biological preventing and treating rate on the hot pepper epidemic disease in the soil with serious hot pepper epidemic disease. The generation of the hot pepper epidemic disease can be prevented to a large extent by applying the microbial organic fertilizer on the soil without forming continuous cropping obstacles for a long time.

The invention belongs to the technique of agricultural intensive production, and discloses Geobacillus kaustophilus NJRC-14 and a microbial organic fertilizer thereof. The invention provides the Geobacillus kaustophilus strain NJRC-14, the Geobacillus kaustophilus strain NJRC-14 is capable of rapid proliferation at 30-50DEG C and produces a lot of soil-borne bacterial wilt pathogen growth inhibition substances by solid fermentation with rapeseed meal. The invention also provides a preparation method of the microbial organic fertilizer by use of the strain NJRC-14 and application, the microbial organic fertilizer is simple in production method, stable in quality and free of need of secondary fermentation, and has better economic and social benefits. Experiments show that, after the microbial organic fertilizer is applied into the soil, antagonistic bacteria can multiply rapidly to form a dominant group in the soil, the antagonistic bacteria uses the rapeseed meal to produce antagonistic substances to inhibit the growth of pathogens, and the biocontrol efficiency reaches to more than 75% in tomato bacterial wilt soil with serious morbidity.

The invention belongs to the technical field of biology, and particularly relates to a special bacterial fertilizer for radix isatidis. The special bacterial fertilizer comprises the following raw materials: 10 parts of chicken manure, 20 parts of weeds, 10 parts of plant ash, 30 parts of leaves, 10 parts of pond sludge, 5 parts of rice hull powder, 5 parts of cottonseed cakes, 6 parts of bean cakes and 6 parts of ground oil residues. Bacillus licheniformis and bacillus are added after high-temperature fermentation, so that immunity of plants is improved, viral diseases such as necrosis disease of the plants are effectively inhibited, chemical fertilizers are effectively replaced, and efficacy of radix isatidis is improved.

The invention discloses a coating agent capable of increasing the content of organic nitrogen in tobacco reconstructed by means of a papermaking method and a preparation method and application of thecoating agent. The method includes the following steps of 1, adding a mixture of tobacco stems, tobacco powder and wood fiber into water, adding reducing sugar, inorganic ferric salts and inorganic ammonium salts at the same time, adjusting the pH to be 6.0-8.5 and the temperature to be 50-70 DEG C, conducting extraction for 1-3 hours, and then obtaining a mixed solution; 2, conducting solid-liquid separation on the mixed solution obtained in step 1, adding calcium carbonate into liquid, conducting mixing for 20-60 min, and conducting centrifugation and filtering to obtain a reconstructed tobacco liquid extract; 3, condensing the reconstructed tobacco liquid extract obtained in step 2 at 50-70 DEG C to obtain a condensed reconstructed tobacco liquid, namely the coating agent capable of increasing the content of organic nitrogen in the tobacco reconstructed by means of the papermaking method. By means of the coating agent, residues of the ammonium salts added into a product are reduced,the content of organic nitrogen in the reconstructed tobacco product is increased, the sensory quality of the prepared reconstructed tobacco product is similar to that of tobacco, and the smell of burning paper and the smell of wood are reduced significantly.

The invention relates to a soil conditioner which comprises the following components in parts by mass: 35-48 parts of mineral materials, 25-40 parts of decaying livestock and poultry manure, 5-10 parts of magnesium ammonium phosphate and 2-5 parts of microbial agents. The invention also provides a method for preparing the soil conditioner, wherein the method comprises the following steps of: 1) crushing the mineral materials and forging at 900-1200 DEG C for 1-2 hours, sieving by an 80-mesh sieve, thereby obtaining a forged mineral product; 2) carrying out spray granulation on the decaying livestock and poultry manure, putting into a drying machine, drying, and sieving by an 80-meshes sieve; 3) mixing the 35-48 parts of forged mineral product and 25-40 parts of decaying livestock and poultry manure uniformly for the sieved material in proportion in the steps above, thereby obtaining a mixed material; and 4) adding 5-10 parts of magnesium ammonium phosphate and 2-5 parts of microbial agents in the mixed material obtained from the step 3), mixing uniformly, crushing, and sieving in an 100-mesh sieve, thereby obtaining the soil conditioner. The soil conditioner provided by the invention can be used for modifying soil, intensifying the disease-prevention capability, and improving the crop yield, the quality of agricultural products and the fertility of soil.

The application relates to the field of soil remediation technology, and specifically discloses an acidic soil microbial remediation bacterial agent and a preparation method thereof. A microbial restoration agent for acidic soil comprises 1-3 parts of mixed bacteria powder and 870-990 parts of granular decomposed clinker; the mixed bacteria powder is made from the mixed bacteria liquid of bacillus jelly-like bacillus and bacillus licheniformis, and its preparation method is as follows: : Granular decomposed clinker is dried by hot air for the first time and then cooled to room temperature. After sieving, those that meet the mesh size requirements are dried by hot air for the second time and then cooled to room temperature. After the second sieving, the granular materials that meet the mesh size requirements The powder is mixed with the mixed bacteria powder. The acidic soil microbial remediation bacterial agent of the present application can be used for acidic soil remediation, and it has the advantage of making the soil not easy to acidify again; in addition, the preparation method of the present application has the advantages of prolonging the storage time, reducing cracking, and improving the performance of the acidic soil microbial remediation bacterial agent .

The invention provides an alkaline compound liquid fertilizer containing a lignin-based long-acting nitrogen fertilizer, a preparation method and application thereof. The alkaline compound liquid fertilizer containing the lignin-based long-acting nitrogen fertilizer comprises the following components: an alkali liquor containing lignin, wherein the content of organic nitrogen in the lignin is 6.3-10%; potassium fertilizer, wherein the content of potassium is 120-200 g / L; phosphorus fertilizer, wherein the content of phosphorus is 45-120g / L; and water, wherein the pH value of the alkaline compound liquid fertilizer is 7.5 to 8.5. According to the invention, the alkali liquor of the alkaline compound liquid fertilizer provided by the invention is high in organic nitrogen content of lignin, and can be used as a nitrogen source for nitrogen fertilizer application; alkali liquor can play a role in adjusting the pH value of soil, deep soil can be achieved through deep application and irrigation, and a good improvement effect on the surface layer and the deep soil is achieved; and a phosphate fertilizer and a potash fertilizer are compounded to obtain the compound fertilizer rich in nitrogen, phosphorus and potassium, and the compound fertilizer has the advantages of long fertilizer efficiency time, high fertilizer utilization rate and the like.

The invention discloses a method for producing an active ecological organic raw material by using an anaerobic process. The method comprises the steps of conveying organic wastes such as chicken manure, pig manure, cow dung, kitchen waste or domestic sludge with the water content of 50-90% into a sterilization device through a screw conveyer, and carrying out physical sterilization treatment for 5-10 minutes; adding nitrogen-fixing flora, uniformly stirring, and putting into a fermentation tray; and putting the fermentation tray into a constant-temperature reactor, keeping the fermentation temperature at 15-50 DEG C and the humidity at 40-70%, and carrying out sealed fermentation in an anaerobic environment for 15-45 days to obtain the active ecological organic raw material. In the fermentation process, auxiliary materials are not added, turning or oxygenation is not carried out, emission of ammonia nitrogen to air is reduced, energy consumption is low, the problem of environmental pollution is solved, the recycling value of organic waste is improved, and good economic value and wide market prospects are achieved.