131results about How to "Keep fat" patented technology

The invention discloses a method for preparing organic fertilizer from paper-making sludge. The materials such as paper-making sludge, amendment are mixed, subjected to high-temperature aerobic fermentation, post maturation and crushing, screened, and mixed with fertilizer of nitrogen, phosphorus, potassium and the like and medium and micro elements to prepare the organic fertilizer. The method has the advantages of simple process, easy operation, obvious innocuous effect, no environmental pollution and little nutrient loss; and the organic fertilizer prepared by the method is widely applied to industrial crops such as vegetables, fruit trees, Chinese herbal medicines, flowers and field crops such as wheat, corn, paddy rice.

The invention provides a compound bio-fertilizer containing ardealite and application thereof. Compound bio-fertilizer is obtained through following steps: adjusting pH value of the ardealite to 4-5 via lime water, drying and crushing to 200-400 sections; drying animal manure, cutting crop straws into sections and then drying; mixing and fermenting the ardelite, the animal manure and the crop straws; controlling cultivation temperature to be at 28-32 DEG C after medium sterilization, sequentially inoculating various beneficial microorganisms, respectively cultivating the same, mixing mixed bacteria with prepared fermenting mixture by weight ratio of 1:300-1000 after completing cultivation, adding water to adjust water content to 35-45%, stirring the water , stacking the mixture for 3-5 days for co-fermentation, further adding water to adjust water content to 20-30%, and then crushing to obtain the compound bio-fertilizer. The compound bio-fertilizer is mainly applied to field crops and applied to improving saline-alkali soil, acid soil and coastal soil structures.

The invention relates to a biological organic fertilizer, and particularly relates to a biological organic fertilizer prepared by using mushroom bran as a raw material and a preparation method thereof. The biological organic fertilizer is prepared by mixing mushroom bran, humic acid, raw chicken manure and a composite bacterial agent according to weight parts, and performing fermentation. On a weight basis, the ratio of the mushroom bran, humic acid, raw chicken manure and the composite bacterial agent is 1:0.08-0.1:0.08-0.1:1 / 300-1 / 400. The fertilizer of the invention can eliminate biological pollution of the mushroom bran; nutrient substances of the mushroom bran are made full use of for the production of the fertilizer; no harm is caused to the environment; and the reutilization of resources is realized.

The invention discloses a controlled-salinity cultivation method for plating crop on moderate and medium and severe saline-alkali soil, comprising: before sowing, irrigating saline-alkali soil for pressing salt and making soil moisture with fresh water; applying base fertilizer based on the principal of organic fertilizer into the saline-alkali soil; meanwhile, applying compound fertilizer suitable for the saline-alkali soil as the assistant material; then, ploughing soil, and raking with a leveller to preserve soil moisture; furrowing and making a ridge; covering films and sowing on the high position of the ridge; carrying out close planting; and spraying growth regulator. The cultivation method has the advantages of strong adaptability and high crop output, can be used for improving the utilization ratio of the fertilizer, quickeing the soil fertility cultivation process and bringomg high agricultural use benefits.

The invention relates to an organic materials zymolysis complex bacillus agent in the field of zymolysis bacillus agent technology. It comprises: low temperature bacteria, Bacillus cereus, gliotoxin, pseudomonas, slim streptomycete, high temperature bacteria and high temperature actinomyces with the weight ration 4:2:1:1:3:2:2. The low temperature bacterium is enzyme yeast with the heat resisting temperature below 20 deg. The high temperature bacterium is enzyme yeast with the heat resisting temperature below 70 deg. The heat resisting temperature below 70 deg of the high temperature actinomyces bellows 70 deg.

The invention provides a production process of a biological-organic-inorganic ternary compound fertilizer which is prepared by the following steps: mixing crop stalks, such organic components as livestock manures and active biological agents, regulating the carbon nitrogen ratio from 26 to 35, PH from 5.5-8.2 and moisture from 40% to 65% according to the organic matter contents of the crop stalksand the livestock manures, fermenting the mixture at minus15-75 DEG C for 20-50 days and ensuring the living bacteria count to be 0.03-0.2 billion / g, carrying out turning and oxygenating, fermenting in deep tanks and grinding on the mixture to prepare the biological organic fertilizers, mixing the biological organic fertilizers with the inorganic fertilizers and trace elements and simultaneously adopting the low-temperature drying process after extruding granulation and the biological agent spraying and cooling technology. The method can greatly shorten the decay period, ensure little nutrientloss and little generating capacity of sour gases in the processes of fermentation and decay and complete decay and fermentation, can enhance the stress resistance of the crops, ensure obvious disease-resistant effects and high survival rates of specific functional bacteria and has wide application. Through field contrast tests, both the production and income are increased by 10-25% by applying the biological organic fertilizer.

The invention provides plant culture soil. The plant culture soil comprises, by weight, 20-36 parts of chicken manure, 10-48 parts of pig manure, 100-300 parts of potassium nitrate, 20-120 parts of fibrous bodies, 50-88 parts of calcium chloride, 46-97 parts of magnesium sulfate, 44-118 parts of monopotassium phosphate, 28-46 parts of ferric salt, 8-10 parts of decavitamin, 250-350 parts of agar, 2-5 parts of beer paste, 0.1-1 part of Chinese photinia leaf, 2-6 parts of water-retaining agents, 90-110 parts of potatoes, 40-60 parts of carbon powder and 11-22 parts of bean pulp. The invention further provides a processing method of the culture soil. The plant culture soil has good water and fertilizer retaining performance and high water and air permeability, the pH value of the culture soil can be stabilized, and a certain inhibition effect on reproduction of pathogenic bacteria is achieved; the processing method of the culture soil is simple, and industrialized production is easily realized.

The invention discloses a bacon low-temperature pickling and multi-layer continuous smoking method, belonging to the processing method of bacon. On the basis of traditional firewood bacon, the bacon is produced by combining the traditional processing technique and the current technique. The processing method comprises: pre-processing the fresh pork; pickling the pre-process pork at low-temperature; air-drying the pickled pork; multi-layer continuously smoking the air-dried pork; removing dust and testing the quality of the smoked pork; vacuum packaging the tested pork. The bacon has golden yellow color, dry and compact meat, clear layer, transparent fat lining, red lean meat, fresh taste, rich nutrient and long shelf-life of up to 10 months and so on. The human keeps fit and the life is prolonged after eating the bacon for a long time and the bacon is a common food for guest and a good gift for friend.

The invention provides a flexible slope protection method for a soft sandstone natural side slope. The method comprises the following steps of (1) slope surface early-stage cleaning; (2) net hanging; (3) micro lubricating system building; (4) spray coating; (5) plant planting and greening; (6) operation and maintenance. The method has the advantages that through a series of measures of the flexible slope protection method, a processed side slope surface layer soft sandstone composite body has the comprehensive performance such as excellent mechanical performance, ultraviolet degradation resistance performance, wind etching resistance performance, water etching resistance performance, gravity etching resistant performance, freeze thawing resistance, water preservation, heat insulation and fertilizer preservation, the soft sandstone can be fixed, meanwhile, the method is combined with plant-growing methods such as a seed spraying method, the vegetation recovery is promoted, and the water and soil maintaining effect is effectively improved. The flexible slope protection method is suitable for ecological control and restoration engineering of the soft sandstone natural side slope and is particularly suitable for soft sandstone regions with the serious water and soil loss.

The invention provides a method for preparing composite fertilizer-keeping nutrient soil by using biogas residues and biogas liquids. The method comprises the following steps: mixing the biogas residues, sawdust, bone meal, soil, potassium permanganate, ferrous sulfate and an inorganic fertilizer, and smashing the mixture; and adding the biogas liquids in the mixture for evenly stirring, and carrying out anaerobic fermentation for 20-30 days at the room temperature so as to obtain the composite fertilizer-keeping nutrient soil prepared from the biogas residues and biogas liquids. The composite nutrient soil has the characteristics that loading is low, the volume weight is low, and the porosity is large; nutrient components are comprehensive and delayed-acting and quick-acting nutrient components are contained simultaneously; the fertilizer-keeping effect is good, the times of fertilizing and watering are decreased, the watering is carried out once each half month, and the fertilizer is applied once each year; the application range is wide, and the composite nutrient soil can be used in roofs, courtyards and potting flowers and plants; and the cost is low. Most of the raw materialsfor the composite nutrient soil are agricultural solid wastes, and the preparation process is simple.

The invention relates to a red mud soilification repairing agent and an application method thereof, and belongs to the technical field of ecological restoration of a red mud yard. Main raw materials of the repairing agent are industrial and municipal solid wastes and agricultural waste biomass powder, and raw materials are wide in sources and low in prices. By evenly ploughing the repairing agentand red mud, and then watering and ripening, the red mud soilification improvement can be realized in a short time, so that the red mud has resistant crop growth conditions and the natural ecologicalenvironment of the red mud yard and its surroundings can be improved. The technique has the advantages of simple application method, small engineering quantity and low cost.

The invention discloses an environment friendly plant culture medium by utilizing architecture garbage and furnace slag, as well as necessary added components and auxiliary constituents, wherein the added constituents include natural nano material modified zeolite, the light material includes pearlite and vermiculite, the heavy material includes phosphorus ore, marble, granite and dolomite.

The present invention relates to harmless fowl and livestock feces resource processing and utilizing technology, and aims at solving the pollution problem caused by direct drainage of fowl and livestock feces in low cost and small covered area. The processing and utilizing process includes mixing fowl and livestock feces as main material and amendment, adding compost degrading agent; aerobic high temperature degradation through stacking, turning and stacking; lowering the temperature to normal temperature, and drying in the air or in the sun. The present invention has advantage of low production cost and reduced environmental pollution, and the product has rich nutritive components, can reduce soil hardening, is favorable to maintaining water and fertilizer, ventilating and promoting root system development.

The invention relates to a microbial fertilizer and a preparation method and application thereof, in particular to a rice hull carbon-based microbial fertilizer and a preparation method and application thereof, and aims at solving the problems that after an existing microbial fertilizer is applied, due to the low microbial content, the poor microbial activity and the weak microbial competitiveness, the yield of crops is low. The rice hull carbon-based microbial fertilizer is prepared from 50-70% of rice hull charcoal, 9-11% of beneficial microorganism complex microbial inoculant, 9-11% of binder and the balance nutrient elements. The preparation method includes the steps of 1, processing of the rice hull charcoal; 2, preprocessing of the nutritive elements; 3, fungicide compounding; 4, preparation of the rice hull carbon-based microbial fertilizer. According to the application, the rice hull carbon-based microbial fertilizer is added into chemical fertilizer according to the additive amount of 3%-5% by mass for being used. The rice hull carbon-based microbial fertilizer provides a perfect habitat for probiotics, crop growth can be stimulated, metabolism of the crops can be adjusted, the yield is increased obviously, the fertilizer efficiency is durable, and the per mu yield of the crops is increased by 8%-23%. The preparation method and application are suitable for the rice hull carbon-based microbial fertilizer.

The invention relates to a production method of a bioorganic fertilizer capable of improving the soil environment. According to the production method, an organic molecular material, a microbial inoculant, a soil loosening and water retaining agent, and a chelating agent are metered and delivered to a material chamber through a belt, the raw materials are extruded and granulated in the material chamber, and after the granulation, the products are screened so as to obtain the bioorganic fertilizer capable of improving the soil environment. By adding the organic molecular material, microbial inoculant, soil loosening and water retaining agent, and chelating agent, the soil colloidal environment is improved, the water, soil, and fertilizer are retained, the soil acidification and soil salinization are prevented, and the heavy metals are fixed.

The invention discloses a compounding method and an application of soil conditioner. The soil conditioner provided by the invention can effectively lower pH value of saline alkali soil, loosen soil, improve soil structure and aeration condition, improve fertilizer utilization rate and solve plant growth disturbance caused by high soil alkalinity, meanwhile, ardealite can provide elements, such as sulphur, calcium and magnesium; raw materials are obtained from the solid waste ardealite produced by industrial enterprises, such as a phosphate fertilizer plant and a phosphoric acid plant, the byproduct vinasse and the waste fungus bags of a winery, thus, environment pollution is reduced effectively; the method and the application realize materiality flowing from 'waste-regenerated resource', are low in cost, turn the ardealite and the vinasse into wealth, improve the saline-alkali soil gradually and continuously, and have the advantages of strong promotion adaptability, remarkable economic benefit, social benefic and ecological benefit, and so on.

The invention discloses a method for improving survival rate of salt-tolerant oilseed rape in saline-alkali soil. The method is characterized in that a seeding bed is properly raised according to the underwater level and saline alkaline degree of the saline-alkali soil; salt is discharged through an open trench along with water; the variety of salt-tolerant oilseed rape is selected; then bio-organic fertilizer is applied. The method is a method for cultivating crops in the saline-alkali soil, and is simple to operate, low in cost, and easy to be popularized; the seeding bed is raised to drain water timely, so that the salt discharging efficiency can be increased, and an ecological environment suitable for plant living is created.. With the adoption of the method, the survival rate of the salt-tolerant oilseed rape in severe saline-alkali soil (containing 0.5 to 0.8% of salt content) is effectively improved and is more than 95%.

The invention relates to the technical field of the water-retention fertilizer-conservation cultivation for the drought-resistant forestation of the agriculture and forestry, and concretely relates to a bentonite and fungal dreg compounded water-retention fertilizer-conservation cultivation matrix and its preparation method. The matrix comprises 30-40 parts of bentonite, 60-70 parts of fungal dreg and 0.1-0.5 parts of a composite fertilizer. The preparation method of the matrix comprises the following steps: selecting new waste fungal bags after the edible fungus plantation, carrying out bag removal treatment, crushing, and adding a composite microbial agent and urea to guarantee the C:N ratio of 20; fully and uniformly mixing the above raw materials, adjusting the water content to 60%, composting the fungal dreg, and storing the obtained compost in a ventilation and rain exposing prevention device for the decrease of the water content to 20%; and uniformly mixing the fungal dreg with bentonite and the composite fertilizer, and crushing to prepare the water-retention fertilizer-conservation cultivation matrix. The matrix has the advantages of abundant sources and low costs of raw materials, wide distribution and low cost of a bentonite mineral resource, large output and easy obtaining of the waste fungal dreg, simple making method, and no pollution to the environment.

The invention discloses a method for preparing compound fertilizer-conserving nutritional soil from anaerobic fermentation residue. The compound fertilizer-conserving nutritional soil is mainly prepared from biogas slurry, biogas residue, garbage leachate, adsorbing material and surface oil as raw materials; the ratios of the materials are 5-15% of biogas slurry, 20-35% of biogas residue, 35-55% of adsorbent for absorbing leachate in a city refuse landfill, 20-40% of surface oil and 1-2% of inorganic fertilizer. The nutritional soil provided by the invention can promote the root part to breathe and absorb nutrients, so the plant can gain chronic and long-term nutritional ingredients; the process adopts fermentation residue and garbage leachate as primary materials; the cost is low, and the process is simple.

The invention discloses a culturing method for orchid. Through hardening tissue culture vessel seedlings in a seedling-hardening substrate, and middle and big seedlings are obtained through one or more years of culturing and then planted into a culture medium to be cultured, so that adult seedlings of the orchid are obtained. The culturing method and the substrate have the advantages of good water retention, fertilizer maintenance and moisture preservation; cleanness is achieved in the using process, harmful bacteria are not prone to being generated, good growth of the seedlings is guaranteed, and the growth of the orchid is facilitated; the substrate is made of agricultural waste, is ecological and environmentally friendly and saves the cost. The substrate increases the survival rate of hardened tissue culture seedlings of the orchid, the transplanting survival rate reaches 95% or above, growth speed is high, and the seedlings start to take root and come into leaves about 30 days after transplanting. The growth of the middle and big seedlings is promoted, the uniformity of the seedlings is improved, blooming is advanced, potting quality is excellent, and the production cost is lowered. The culturing method has the advantages that the production period is short, the production cost is low, air permeability and water permeability are good, and collecting and transporting are facilitated; the agricultural waste is effectively utilized for reducing deforestation, and therefore the environment is protected.

The invention discloses an open trench-concealed conduit combined water discharging and salt reducing method, and belongs to the technical field of saline-alkali soil improvement. The method comprises the following steps of: selecting a field, digging a salt-controlling water discharging concealed conduit trench and a water collection conduit trench, laying a water-resisting layer, burying a salt-controlling water discharging concealed conduit and a water collection conduit, connecting the salt-controlling water discharging concealed conduit and the water collection conduit, backfilling the salt-controlling water discharging concealed conduit trench and the water collection conduit trench, reconditioning mounds, digging an open trench, perforating, applying soil fertility fertilizer, and managing the salt-controlling water discharging concealed conduit and the water collection conduit. By adopting the open trench-concealed conduit combined water discharging and salt reducing method, the water retention, fertility retention and temperature increase can be facilitated, the soluble salt ions can be rapidly leached below a plough layer, the salt ions leached to the soil deep layer are not moved to the surface soil along with the water, so that an effect of reducing the salt content in the surface soil can be realized; and by virtue of the method, the water drainage is facilitated, the leaching efficiency of the salt content in the plough layer is greatly increased, and the salt content in the soil is greatly reduced.

The invention discloses a method for preparing a nutritional flavoring agent by treating byproducts, namely soybean cakes, and generated in the process of preparing oil from soybeans through solid state fermentation and cold pressing, by using bacillus natto. The byproducts, namely the soybean cakes, are taken as the raw materials, are inoculated in the bacillus natto for fermentation after being sterilized, and fermented materials are treated by adopting a vacuum drying and superfine grinding technology, and thus beneficial substances generated in fermentation are maintained, and the absorption and utilization rate of the nutritional flavoring agent is increased. The nutritional flavoring agent prepared by adopting the method is low in fat and high in protein, has a flavor special for natto, and contains ingredients such as nattokinase, gamma-polyglutamic acid and polypeptide. The method aims to prepare the nutritional flavoring agent which is low in cost and high in power efficiency based on comprehensive utilization of the byproducts generated in the process of preparing oil from the soybeans through the cold pressing, and thus the additional value of the byproducts generated in the process of preparing the oil through the cold pressing is increased, and a new path is developed for fine-processing the byproducts generated in the process of preparing the oil from the soybeans through the solid state fermentation and the cold pressing.

The invention provides a method for producing an environmentally-friendly full-degradable liquid mulch film capable of turning into a fertilizer by using coal humic acid. The process comprises the following steps: finely selecting weathered coal, brown coal, peat or rogued turf, removing impurities, and then adding the coal into a crusher and crushing the coal into coal powder with the grain size of 100-150 meshes; adding raw materials into a reaction kettle in a raw material weight ratio of coal powder to potassium hydroxide to potassium carbonate to water equal to (100-120):(0.2-0.7):(0.2-0.6):(200-320), stirring, heating the mixture, standing for settling, and then taking liquid supernatant, thereby acquiring a potassium humate solution; and enabling raw materials to react in a raw material weight ratio of potassium humate solution to boric acid to potassium silicate to cellulose to cross-linking agent to water to propylene glycol monomethyl etheracetate to ammonium nitrate equal to (10-12):(1.8-2.5):(1.2-1.7):(0.15-0.17):(0.25-0.27):(20-30):(0.2-0.3):(0.1-0.2), thereby generating the environmentally-friendly full-degradable liquid mulch film capable of turning into the fertilizer. The process provided by the invention is used for producing the environmentally-friendly full-degradable liquid mulch film by using coal humic acid. After being used, the liquid mulch film is free from being cleared away and is turned into the fertilizer which is absorbed by crops, thereby solving the 'plastic pollution' problem of plastic mulch films.

The invention provides a method for preparing a tea drink, and particularly relates to a method for preparing a black tea drink. The method is characterized in that: the method adopts the drink preparing steps of preparation of original tea, washing of original tea, taste burning, baking, warm soaking, low-fire cooking, steaming, cooling, stirring, filtering, temperature adjusting, filtering, degassing, sterilization, re-cooling, refiltering, heating and canning, quality inspection and the like; by the method, the original healthcare functions of degreasing, reducing fat, aiding digestion and benefiting intestines and stomach of the black tea are maintained, and no chemical additive is added; moreover, the black tea drink prepared by the method is red-yellow, has concentrated fragrance and tastes fresh and good, and the method provides a black tea original juice drink conveniently drunk by people.

The invention relates to a production method for a humic acid-containing liquid water-soluble fertilizer with the effect of improving the soil environment. The humic acid-containing liquid water-soluble fertilizer is prepared through the steps that water, macroelement fertilizer, humic acid-containing organic matter, a soil loosening and water retaining agent, a chelating agent and the like are poured into a stirring kettle according to a certain proportion to be stirred until the materials are fully dissolved. The humic acid-containing liquid water-soluble fertilizer is fully water-soluble and comprehensive in nutrition and has the effects of being capable of improving the soil colloid environment, conserving soil, preserving water and fertilizer, preventing soil acidification and salinization and fixing heavy metal. The humic acid-containing liquid water-soluble fertilizer meets the requirements of NY1106-2010.

The invention discloses a pasty thermal-conduction wave-absorbing electromagnetic material. The material is prepared from, by mass, 10-30% of silicone oil, 5-20% of insulating heat-conducting particles, 50-70% of electromagnetic absorbent and 1-10% of auxiliary agent; a preparation method of the material is simple and is completed by evenly mixing all the materials according to an order. The pastythermal-conduction wave-absorbing electromagnetic material has the advantages of being good in interfacial wettability, low in interfacial thermal resistance, high in thermal conduction efficiency, quick in heat dissipation, high in magnetic permeability, good in wave absorbing effect, simple in preparation method and low in cost.

The invention discloses special matrix for breeding of Chinese fir. The special matrix comprises the following components in parts by weight: 70-80 parts of coir fiber, 10-15 parts of multiple-granular agent, 10-15 parts of plant growth promoting rhinoacteria (PGPR) compound bacterial fertilizer, and 0.1-0.2 parts of humic acid, wherein the matrix forms a block shape; and the production technology of the special matrix comprises the following steps: firstly, carrying out roughening treatment on a coir fiber, adding a little of zymophyte to carry out full fermentation treatment; evenly mixing and stirring 70-80 parts of fermented coir fiber, 10-15% of multiple-granular agent, 10-15% of PGPR compound bacterial fertilizer and 0.1-0.2 parts of humic acid to prepare mixture; pressing the mixture through a molding machine to prepare a fluffy cylindrical block; and taking non-woven fabrics to enclose the peripheral surface of the cylindrical block, so as to form culture medium with upper and lower ports. The proportion of components of the special matrix is fully considered to be suitable for growth of breeding of the Chinese fir; the seedling substrate has an excellent three-phase structure for conserving manure, holding moisture and ventilating.

The invention discloses a matrix specially used for phoebe bournei seedling raising. The matrix comprises the following components in percentage by weight: 65-75 of coir fibers, 10-15 of multi-time aggregation agent, 15-20 of plant growth promoting rhinoacteria (PGPR) composite bacterial fertilizer and 0.1-0.2 of humic acid and is block type. A production technology comprises the following steps of roughening the coir fibers, then adding a small amount of zymophyte for full fermentation treatment, uniformly mixing and stirring 80-85 of fermented coir fibers, 10-15 of multi-time aggregation agent, 15-20 of plant growth promoting rhinoacteria (PGPR) composite bacterial fertilizer and 0.1-0.2 of humic acid to obtain a mixture, and pressing the mixture into a fluffy cylindrical block through a shaping machine, and encircling the circumferential surface of the cylindrical block with non-woven cloth to form a culture matrix with a longitudinal through opening. The proportions of the constituent components of the special matrix considers the growth of the phoebe bournei raising seedlings, and the seedling raising matrix has a three-phase structure with high fertilizer preservation property, water retaining performance and ventilating property.

The invention relates to a novel cultivation method for butterfly orchid tissue culture seedlings, and belongs to the technical field of flower culture, particularly orchid cultivation. The novel cultivation method comprises the following steps: (1), preparing a cultivation medium: mixing coconut fiber and volcanic rock after being processed to prepare a cultivation medium, or mixing the coconut fiber and float grass imported from Chile, after being processed, to prepare the cultivation medium, or mixing the volcanic rock and the float grass imported from Chile, after being processed, to prepare the cultivation medium, or mixing the coconut fiber, the volcanic rock and the float grass imported from Chile, after being processed, to prepared the cultivation medium, or preparing the coconut fiber after being processed into the cultivation medium; (2), getting a culture flask for loading butterfly orchid tissue culture seedlings, taking the butterfly orchid tissue culture seedlings out of the culture flask, cutting off dead roots and yellow leaves, washing root systems to be clean, and obtaining butterfly orchid tissue culture seedlings to be transplanted; the cultivation medium adopted in the invention has the advantages that degradation products are free from contamination, and good water holding, ventilating, moisture-holding, fertilizer retaining functions are achieved, and the requirements of the growth of the butterfly orchid are met; moreover, the denudation of microbes can be resisted, the probability of rottenness is low, and the cost is low.

The invention discloses a preparation method of a crop straw organic fertilizer containing poly-Y-glutamicacid. According to the method, crop straw is used as a base material, a microorganism strain is added, high-temperature compost fertilization is matched with the effective component poly-Y-glutamicacid, and accordingly the crop straw organic fertilizer containing the poly-Y-glutamicacid is prepared. The preparation technology is simple, low in cost and high in controllability. The crop straw organic fertilizer containing the poly-Y-glutamicacid is high in yield, free of environmental pollution and balanced in nutrient content; and the crop straw organic fertilizer containing the poly-Y-glutamicacid contains major elements of nitrogen, phosphorus and potassium, and rich microelements and beneficial microorganisms, and under the synergistic effect of the poly-Y-glutamicacid, a good effect on improving soil, raising soil fertility and improving crop quality can be achieved. The crop straw organic fertilizer containing the poly-Y-glutamicacid prepared through the method can be applied to soil fertilization of vegetable crops, grain crops and commercial crops.