178 results about "Auricularia" patented technology

The invention discloses aproduction method of auricularia auricularmycelium for auricularia auricular polysaccharide extraction. The auricularia auricularmycelium is obtained through seven steps of weighing, base material pretreatment, mixing, bagging and sterilization, inoculation and culture, spawn running and management as well as bag removal and harvesting. Compared with the prior art, the production method has the advantages as follows: coarse lignocellulose adopting a macromolecular structure is converted into fine lignocellulose adopting a micromolecular structurethrough fermentation pretreatment of a base material, effective utilization of hyphae during culture of the mycelium is facilitated, the biological conversion and utilization rate at the culture stage of themycelium is increased to be about 70%, the culture time of the mycelium is shortened, the production efficiency is improved, the production cost is reduced, waste from industrial and agricultural production is utilized comprehensively, and the environment is protected.

The invention relates to a nutritious noodles of a submicron powder fungus and a preparation method thereof, comprising by weight: from 1% to 10% of a fungus submicron powder, from 0 to 0.6% of a sodium alga acid, from 0 to 4% of a table salt, allowance flour. The preparation method comprises preparing the fungus submicron powder, slurring, maturing, tabletting, strip cutting, and drying. The fungus is crushed into the submicron powder below 60 um and filled into the noodles, no feeling of any granularity in the mouth, enabling the noodles to have rich nutrition and health care ingredients of the fungus, and endowing the noodles with a natural light coffee color. The dry product of the invention is represented with the light coffee color and even lustre, the noodles becomes a dark color with faint scent of the fungus, strong connecting strength, no sticking, transparent, and less breakage after well done. The nutritious noodles of the submicron powder fungus and the preparation method have the advantages of applying the modern superfine pulverizing technology, significantly increasing the cell wall breakage rate, greatly improving the absorptivity of the fungus, reserving the biological active component, and heightening the biological utilization ratio.

A cultivating method for an Auricularia auricular belongs to the cultivating technology of edible fungi, which comprises the steps of inoculation and cultivation of the first grade fungus, inoculation and cultivation of the second grade fungus, inoculation and cultivation of the third grade fungus, accelerating germination and growing to ears. The culture medium of the strain is made of broadleaf sawdust, soybean powder, gypsum, straw powder, wheat bran, white sugar, gypsum, lime and food grains, etc. The Auricularia auricular cultivated with the method is of large ear, thick flesh, rich nutrition and good taste, which has good shapes after the sun drying, thus having a good market prospect. In addition, with easy access to raw materials, low cost, short startup time and no land occupation, the method can be used in urban and rural areas with various conditions, which is not only suitable for factory management, but also suitable for household production.

The invention discloses a preparation method of auricularia auricula polysaccharide and belongs to the technical field of active ingredient extraction of edible fungi. The preparation method comprises steps as follows: auricularia auricular is smashed, dissolved and subjected to enzymolysis with pectinase, cellulase and alpha-amylase in sequence, then pH is regulated, enzymolysis is performed with neutral protease, ultrasonic treatment is performed after enzymolysis, extraction treatment is performed after ultrasonic treatment, a clear liquid is separated after extraction, and auricularia auricula polysaccharide is obtained after concentration, alcohol precipitation and drying. In consideration of factors such as extraction process cycle, ecological protection, energy consumption, production cost, product activity, process complexity and the like, the preparation method has the advantages of high efficiency, good crushing effect and high yield, and blood lipid reducing activity of extract is greatly enhanced. According to the method for preparing the auricularia auricular extract, the yield is up to 45% or higher, the blood lipid reducing effect of the obtained auricularia auricular polysaccharide is greatly enhanced, various indexes of blood lipid reach significant difference level, (p is smaller than 0.01), and the preparation method is obviously better than existing and conventional preparation methods.

The invention provides a method for simultaneously producing Auricularia polysaccharides and melanin. The method concretely comprises the following steps: 1, strain activation; 2, shaking bottle seed culture; 3, fermenting culture; 4, separation and purification of Auricularia auricula melanin; and 5, separation and purification of the Auricularia polysaccharides. Auricularia auricular can simultaneously generate the Auricularia auricular melanin and the Auricularia polysaccharides, and the melanin and the Auricularia polysaccharides are directly extracted from a fermentation liquid; a fermentation medium can induce the Auricularia auricular to secrete the melanin and the Auricularia polysaccharides, so the secretion amount of the melanin and the Auricularia polysaccharides is increased, the secretion amount of substances independent of the excellent quality of the products is reduced, the product fermentation efficiency is increased, and the product preparation time is shortened; and the products obtained after separation and purification have the advantages of high purity, non-destroy of the structure, high activity and high extraction rate.

The invention discloses a auricularia auricula composition, which consists of pharmaceutic adjuvant acceptable for human bodies and the following components in part by mass: 18 to 36 parts of auricularia auricula superfine powder, 3 to 12 parts of laver powder, 3 to 12 parts of iron lactate, 0.5 to 2 parts of vitamin B2 and 4 to 12 parts of vitamin C. The invention also discloses auricularia auricula chewable tablets prepared from the auricularia auricula composition. The auricularia auricular composition has the advantages that: fruit bodies of auricularia auricula containing high total ferrum quantity are taken as raw materials; a superfine grinding technique is adopted for the auricularia auricula, the dissolution of nutrients contained in cell walls of the fruit bodies is facilitated, and the bioavailability of the nutrients is improved; and by comparing auricularia auricula powder ground by a common machine with the auricularia auricula superfine powder, the dissolution of ferrum in the chewable tablets is obviously improved.

The invention relates to a method for utilizing cotton stalks to cultivate Auricularia polytricha in the technical field of edible fungi cultivation. The technical proposal of the method is that: raw materials that forms culturing materials are allocated according to parts by weight: 80-90 parts of cotton stalk powders, 5-15 parts of bran, 3-5 parts of ordinary superphosphate, 1.5-3 parts of land plaster and 0-1 part of sugar; dry materials after allocation and 100-150 parts by weight of water are mixed and steamed; and then the fermentation is carried out and the pH value of the culturing materials is 5-6; discolored Auricularia polytricha strains are inoculated and cultivated by adopting wheat groat strains; the spawn running cultivation is carried out for 35-45 days under the temperature of 20-25 DEG C; the Auricularia hastening and the Auricularia growth are carried out under the temperature of 20-33 DEG C. The invention takes the wasted cotton stalks as main materials of the culturing materials, by matching with a moderate amount of nutrient substances and according to the growth characteristics of the Auricularia polytricha, a cultivating method which is scientific, reasonable and is easy to be popularized is provided from the strain selection breeding to the strain cultivation. The Auricularia polytricha cultivated by the invention has the advantages of low cultivation cost, high yield, sound quality and short vegetation period.

The invention discloses a cosmetic substrate containing double-bacterium fermentation soy milk extract and application. The skin care substrate comprises 40-50% of fermented soy milk extract, 20-30% of polysaccharides from auricularia auricular, 1-2% of oligomeric sodium hyaluronate and 18-39% of water. The skin care substrate is remarkable in instantly brightening effect, various active ingredients in the substrate can be degraded by the skin and absorbed in a transdermal mode, nutrition is provided for the skin, and a long-term wrinkle reduction function is achieved; when the skin care substrate is used for cosmetics, the effects of instantly brightening, moistening and enhancing skin elasticity can be brought to products.

The invention aims to provide a method for breeding apostichopus japonicus selenka. The method comprises the following steps of: placing oosperms of the apostichopus japonicus selenka in an hatching slot for hatching; breeding apostichopus japonicus selenka larvae in a breading tank after small auricularia larvae are produced by hatching the oosperms; putting attaching bases for collecting young apostichopus japonicus selenka when 20 to 30 percent of the apostichopus japonicus selenka larvae grow into doliolaria larvae; and screening and taking the young apostichopus japonicus selenka out of the tank when the young apostichopus japonicus selenka grow to the length of between 2 and 4cm, and transferring the young apostichopus japonicus selenka into a pool for breeding. The apostichopus japonicus selenka bred in the pool is not required to be fed, and natural basic bait organisms brought by water changing are taken as feeds such as chlamydomonas and benthic diatoms primarily. The apostichopus japonicus selenka is harvested by an artificial diving fishing method when growing to the weight of between 4 pieces / kg and 6 pieces / kg.

The invention discloses an auricularia auricula oral liquid and a preparation method thereof. Fresh rhizoma gastrodiae is cleaned and made into homogenate; the homogenate is subjected to deep fermentation with auricularia auricula to obtain an oral liquid containing gastrodin and auricularia polysaccharide. The preparation method comprises the steps of (1) cleaning the fresh rhizome gastrodiae and making the homogenate; (2) culturing slant strains for the auricularia auricular; (3) culturing shake flask liquid seeds by using slant strains; (4) inoculating first order seed into a seed container for culture; (5) pouring the tissue homogenate of the rhizome gastrodiae and culture medium into a fermentation container; inoculating the liquid seeds into the fermentation container after sterilizing and cooling; culturing large-scale agaric mycelium; reaching attenuation limit when the agaric mycelium begins to autolyze, fermentation liquid becomes sticky, and residual sugar decreases to 0.3%; and (6) obtaining homogenous fermentation liquid, canning, sealing, and sterilizing to obtain the auricularia auricular oral liquid. The oral liquid increases the output of auricularia polysaccharide and contains the rhizome gastrodiae, thereby having the effects of enhancing intelligence, nourishing brain, and delaying senility. Therefore, the oral liquid has many healthcare functions and helps improve human health.

The invention provides an auricularia auricular polysaccharide extraction method based on puffing treatment and a preparation and application thereof, which belong to the technical field of biology. According to the auricularia auricular polysaccharide extraction method based on puffing treatment provided by the invention, auricularia auricular polysaccharide is obtained by dry auricularia auricular grinding, extrusion, extraction in water and centrifuging. The invention further provides the application of the auricularia auricular polysaccharide and the preparation thereof in the preparationof food, food for special medical purpose, health-care food and medicines in terms of oxidation resistance and immunity enhancement. Compared with the prior art, the auricularia auricular polysaccharide prepared by utilizing the technical solution provided by the invention is remarkably improved in terms of yield, oxidation resistance and immunity enhancement.

The invention discloses a method for cultivating auricularia auricular by means of branches and shoots of tea plants. The method comprises the following steps that firstly, cultivation mediums are prepared; secondly, auricularia auricular fungus sacks are prepared; thirdly, the auricularia auricular fungus sacks are sterilized; fourthly, inoculation is conducted; fifthly, fungus cultivation is conducted; sixthly, management of auricularia auricular sprouting is conducted. The auricularia auricular fungus sacks prepared by using the method for cultivating the auricularia auricular by means of the branches and shoots of the tea plants are comprehensive in nutrition and meet the nutritional requirements for the growth process of the auricularia auricular, and the cultivated auricularia auricular is high in yield and good in quality, the planting time is shortened, and the branches and shoots of the tea plants are utilized sufficiently.

The invention provides a bag hanging cultivation method of auricularia auricular. The method comprises the steps of arranging three beams of each group in parallel at equal intervals in a greenhouse, tying a rope on each beam in a way of being vertical to the ground, and enabling the cross section formed by the three ropes to be in an equilateral triangle, wherein one end of each rope is connected with one endpoint of each equilateral triangle ring buckle, and a plurality of equilateral triangle ring buckles are respectively tied on the ropes at certain intervals from top to bottom; after that, fixing a fungus bag on each equilateral triangle ring buckle, and enabling the bag hanging density to be 100-120 bags / m<2>; in the earlier growth stage of the auricularia auricular, spraying water for 0.5-1.0 hour in the morning, and spraying the water for once every 2-3 hours in the daytime, wherein the water spray lasts for 10 minutes every time; spraying the water for 1.5-2.0 hours at night; in the late growth stage of the auricularia auricular, spraying the water for 0.5-1.0 hour in the morning, spraying the water for 1.5-2.0 hours at night, and not spraying water in the daytime until the auricularia auricular is fully expanded. After the method is adopted, the yield of the auricularia auricular is increased, and the production cost is reduced. The produced auricularia auricular is good in quality and mouth feel, black in color and high in colloid feeling.

The invention discloses a cultivation method of Auricularia auricular and belongs to the technical field of cultivation of agricultural products. Compost is prepared from raw materials in parts by weight as follows: 18-25 parts of corncobs, 30-40 parts of mulberry branch powder, 13-20 parts of ramie, 23-30 parts of bagasse, 2-5 parts of chestnut shells, 1-4 parts of gypsum, 10-25 parts of saw dust, 2-5 parts of sugar, 2-5 parts of dihydrogen phosphate, 1-4 parts of magnesium sulfate and a proper amount of water. The specific cultivation process is as follows: preparation of the compost, bagging, sterilization, inoculation, culture, fruiting management, growth management and harvesting. The Auricularia auricular cultivated with the method has the advantages of high yield, low planting cost, high survival rate, high growth speed, high quality and the like; the compost adopts local waste such as the mulberry branch powder, the chestnut shells and the ramie, so that the cultivated Auricularia auricular has the good quality and the good taste; micro-element liquid fertilizer is sprayed in the cultivation process, the yield of the Auricularia auricular is increased, and the nutritional value of the Auricularia auricular is increased.

The invention relates to the technical field of edible mushrooms, in particular to an auricularia nigricans cultivation method. The auricularia nigricans cultivation method provided by the invention comprises the following steps: S1, selecting mother seeds; S2, cultivating cultivated species; S3, preparing a cultivation material; S4, performing inoculated culture; S5, forming openings to promote germination; S6, performing mushroom management; and S7, harvesting mushrooms, and partially replacing wood dust by crop straws, rice husks, tree leaves, edible mushroom slag, bagasse and the like to prepare a culture medium raw material of auricularia nigricans. The preparation method is simple, high in operability, low in cost and high in economical benefit. The auricularia nigricans cultivationmethod disclosed by the invention is high in pertinence for the growth of auricularia nigricans, so the influence of common pests and diseases in the production of auricularia nigricans can be suppressed and reduced without adding various antibiotics and bactericides; and the yield and the quality of the auricularia nigricans can be effectively improved.

The invention discloses a spicy ox-bone flavor dried bean curd and a preparation method thereof. The spicy ox-bone flavor dried bean curd is characterized by being prepared from the following raw materials in parts by weight: 100-120 parts of soybean, 1-2 parts of perilla leaf, 2-3 parts of sweet osmanthus, 2.5-3 parts of polyghace seche, 1.8-2.2 parts of broad bean skin, 3-4 parts of retinervus luffae fructus, 1-2 parts of triosteum himalayanum, 1.8-2 parts of herminium lanceum, 4-5 parts of gynura bicolor, 4-5 parts of auricularia auricular, 7-8 parts of ox bone, 3-4 parts of lotus root starch, 18-20 parts of red date, 6-7 parts of hot red pepper, 1-2 parts of olive oil, 2.3-2.8 parts of gypsum and 20-22 parts of a nutritional health-care liquid. By adding a soup prepared by decocting the raw material ox bone, the calcium content of the product is improved; by adding hot red pepper, the product is spicy and tasty, and helps to promote appetite; and also the product is added with multiple Chinese herbal medicines, has the functions of nourishing yin and moistening lung, benefiting kidney and nourishing stomach, unblocking the meridian and activating collaterals, moving qi and activating blood, and has the efficacy of building up body after being eaten frequently.

The invention discloses an extraction method of auricularia polysaccharide. The method comprises the following steps: carrying out mechanical coarse grinding on dried fruiting body of auricularia auricular, mixing the ground fruiting body of auricularia auricular with deionized water and fully swelling, freeze-drying, carrying out mechanical rough segmentation, homogenizing by a high pressure homogenizer, fully oscillating and mixing the auricularia auricular ultrafine-ground paste and fresh saliva, adding deionized water, adjusting pH to 1.7-1.9, adding artificial gastric juice, stirring, carrying out water-bath insulation, maintaining pH of the system to 6.6-7.0, adding a pancreatin solution, stirring, carrying out water-bath insulation, warming up and carrying out enzyme deactivation, centrifuging a mixed liquor, taking a supernatant, adding a mixture of diatomite and active carbon, fully stirring and filtering, taking a filtrate, carrying out membrane filtration by the use of a polysulfone membrane, collecting a small molecular solution, and drying to obtain auricularia polysaccharide. By the ultralow-temperature homogenization technology and by synergism of saliva and artificial gastric juice, hypoglycemic activity of polysaccharide is ensured when polysaccharide is fully dissolved out, and polysaccharide obtained has high purity and less damage to activity.

The invention relates to a culture substrate for shed-type artificial cultivation mellea armillaria sporophore and a cultivation method thereof and belongs to the technical field of cultivation of mellea armillaria sporophore. By the culture substrate, the cultivation of mellea armillaria sporophore in a non-forestry land is achieved and the culture substrate comprises 40-41% of sawdust, 40-41% of auricularia auricula fungi residues, 14-16% of wheat bran, 0.8-1% of soybean flour, 0.8-1% of glucose, 0.8-1% of gypsum, 0.3-0.5% of lime, 0.4-0.5% of protein peptide, 0.03% of biotamin, 0.03% of plant ash and 0.02% of MgSO4. The cultivation method comprises the following steps of preparation of fungi bags, inoculating, mycelia-growing management and fruiting management. In a physical manner, a mellea armillaria sporophore button-inducing agent is prepared from artificial cultivation wastes of auricularia auricular so that the formation of buttons is promoted and the difficult problem that mellea armillaria sporophore can not be fruited in the non-forestry land is solved. By adopting auricularia auricular waste residues as raw materials in the non-forestry shed, the destruction and consumption of forest land or fungus materials to forest resources are avoided and the problem of the environmental pollution caused by the auricularia auricular waste residues is also solved. In order to realize the aim of stable mellea armillaria sporophore fruiting, the mellea armillaria sporophore button-inducing agent is researched and the technical difficult problem of the artificial button induction is solved.

The invention discloses a microwave-assisted auricularia auriculajudae polysaccharide extraction preparation method. The method comprises the steps of auricularia auriculajudae pretreatment, fat removing, polysaccharide extraction, concentration, drying, purification, finished product preparation, and the like. According to the method, extraction is carried out with a combination of a hot water extraction method and a microwave-assisted extraction method. With the method, auricularia auriculajudae polysaccharide can be fully released, such that extraction time is shortened, and polysaccharide extraction rate is improved.

The invention relates to Auricularia auricula and an artificial cultivation method thereof. The novel pure culture of Auricularia auricular is Auricularia auricula (L.exHook.) Underw) MCC126001, CGMCC (China General Microbiological Culture Collection Center) No. 8708. The invention also discloses an artificial cultivation method of the novel pure culture of Auricularia auricular CGMCC No.8708. The artificial cultivation method comprises the following steps of after separation of the pure culture, production of a stock culture and a production culture, cultivation, emergency management and growth period management. The invention has the beneficial effects that the invention provides the novel pure culture of Auricularia auricular coming from Cyclobalanopsis glauca trees at a Shahe township, Jinzhai County, Lu'an City, Anhui, and the invention also provides the artificial cultivation method of the novel pure culture. The test proved that the novel pure culture of Auricularia auricular has high contents of active ingredients such as calcium, zinc and magnesium, so that the hypolipidemic effect is obvious, and thus the pure culture is good for the health, and has very high economic efficiency.

The invention discloses dry edible-fungi food and a processing method thereof. The dry edible-fungi food is prepared from the following raw materials in parts by weight: 8-10 parts of lentinula edodes, 6-8 parts of volvariella volvacea, 3-5 parts of mushroom, 2-4 parts of auricularia auricular, 2-4 parts of tremella fuciformis, 1-3 parts of hericium erinaceus, 4-6 parts of dictyophora, 1-2 parts of tricholoma matsutake, 4-6 parts of morchella, 1-2 parts of helvella crispa, 0.5-1 part of truffle, 2-4 parts of smilax riparia, 1-3 parts of serrate glory-bower and 2-4 parts of fimbristylis rigidula nees. The dry edible-fungi food is high in nutritive value and rich in microelements, can enhance health, nourish Yin and moisten dryness, and is convenient to eat.

The invention discloses a preparation method of auricularia auricular polysaccharides. The method adopts agarics as raw materials, and extracts auricularia auricular polysaccharides with a method for combining the polyethylene glycol / ammonium sulfate two aqueous phase extraction and the hollow fiber membrane separation by stewing at high temperature; and the extracted polysaccharides are spray-dried to obtain the solid powder auricularia auricular polysaccharides. The method can obtain high-purity soluble auricularia auricular polysaccharides. Meanwhile, the method can combines the membrane separation with the two aqueous phase extraction, thus greatly fastening the extraction mass transfer rate. The two aqueous phase system is separated by the membranes so as to avoid the emulsification resulted from small interfacial tension of the two aqueous phase system, and greatly reduce the dosage of organic solvents.

The present invention relates to the field of leisure food, namely relates to crisp auricularia auricular slices. Auricularia auricular is used as the main raw material to prepare the crisp auricularia auricular slices. The preparation method solves a difficult technical problem that the whole slice of crisp auricularia auricular slices can not absorb flavors to be tasty, but need to add seasonings in the later stage. The technological process: selecting, processing, pre-treating and vacuum freeze drying raw materials, selecting qualified dried auricularia auricular products complete in slice form, and packaging the qualified auricularia auricular slices to obtain finished products. The crisp auricularia auricular slices are processed by using the auricularia auricular as the main raw material and vacuum freeze drying technology. The crisp auricularia auricular slices have nutritional value of the auricularia auricular, and are healthy fashion leisure food.

The invention relates to a piercing machine, in particular to a continuous piercing machine for auricularia fungus bags, and aims to solve the technical problem of how to provide a continuous piercingmachine for auricularia fungus bags capable of continuously carrying out piercing, improving the piercing efficiency and saving both time and labor. In order to solve the technical problem, the invention provides the continuous piercing machine for the auricularia fungus bags. The continuous piercing machine comprises a base, first connecting posts, main body mounting plates, a travel mechanism and second connecting posts, wherein one side of the top of the base is connected with a bracket; two sides of the top, far away from the bracket, of the base are connected with the first connecting posts; each first connecting post is connected with one main body mounting plate; the travel mechanism is arranged between the main body mounting plates; and the outer side surface of each main body mounting plate is connected with a plurality of second connecting posts. A transmission belt of the continuous piercing machine clockwise rotates and can continuously convey the auricularia fungus bags backwards through push plates, and punching wheels can continuously pierce the auricularia fungus bags moving backwards.

The invention provides a method for cultivating auricularia auricula by utilizing a corncob mixed material. The method comprises the following steps: adding corncobs, rice husks, brewer grain, sorghumflour, soybean meal, gypsum and lime into a stirring pot, performing dry mixing, and performing wet mixing to obtain a mixed material; after culture bags are filled with the mixed material, placing the obtained culture bags into a high-pressure sterilization pot, and performing sterilization; performing inoculation on the sterilized cultivation bags containing the mixed material, placing the treated cultivation bags into a culture chamber, and performing cultivation, wherein the culture chamber is required to be clean, heat-insulated and well ventilated, and darkness cultivation is performedwithout illumination; after mycelia overgrow the cultivation bags, performing low-temperature nutrient storage, performing opening cutting auricularia auricula sprout promoting treatment; and enablingculture bags subjected to opening cutting auricularia auricula sprout promoting treatment to enter an auricularia auricula greenhouse, performing three-dimensional bag hanging cultivation, and when the diameter of each auricularia auricula piece reaches 3-5 cm, performing harvesting. The method provided by the invention has the advantages that the crop waste materials which meet nutrient requirements in various stages of the auricularia auricular and are suitable for growth of the auricularia auricula are used as the raw materials of an auricularia auricula cultivation material, raw materialsources are wide, the costs are low, the fungus bags have short fungus cultivation time, and the finished-product rate is high.

The invention discloses an auricularia auricula culture medium added with trollflower residues. The auricularia auricular culture medium is prepared from the following raw materials in percentage by weight: 55-65% of saw dust, 30-35% of auxiliary materials, 2-8% of trollflower residues, 1-2% of sugar and 0.8-1.2% of gypsum. The auricularia auricula culture medium added with trollflower residues disclosed by the invention has an antibacterial function; once the auricularia auricula culture medium disclosed by the invention is adopted for culturing auricularia auricular, and the anti-cancer and anti-oxidation effects of auricularia auricular can be enhanced; and trollflower residues are low in cost, so that the cost of the culture medium is reduced by 15%.

The invention discloses a method for extracting polysaccharide from auricularia. The method comprises the following steps of selecting dried auricularia as a raw material, soaking, cleaning, crushing, adding cellulase, controlling enzymolysis conditions, and hydrolyzing by enzyme, thus breaking down cell walls; extracting auricularia residues, subjected to enzyme hydrolysis, by hot water; combining an auricularia enzyme hydrolysis solution and an auricularia extracting solution, filtering, adding a tannic acid solution, removing protein out of filtrate, and performing alcohol settling on a centrifugally collected polysaccharide solution by an ethanol solution; finally, vacuum-drying to obtain a polysaccharide product. The extraction method has the advantages that a technology is reasonable, the operation is simple, components are comprehensively reserved, the a yield rate and maturity of the polysaccharide are high, and the safety of the product is good.

The invention relates to a method to stereo-cultivate auricularia polytricah by utilizing straw, comprising the following procedures: first a concave groove die is prepared; two bandaging ropes and an agricultural film are arranged in the concave groove die; agroferestry straw is cut into corresponding length with the concave groove die, and is arranged on the agricultural film; then the agricultural film is wrapped and the bandaging ropes are tied tightly, both of which are taken out from the die; then the production seed of auricularia polytricah is crumbled into particles and arranged on both ends of the tied straw taken out from the die; surplus agricultural film is tidied and then fastened by a rope for mycelium growth; when the mycelium growth is completed, the bandaging ropes are loosen, the agricultural film is removed, and the fungi twigs are spared; then the fungi wall is made, and the conventional management stage of auricularia polytricah planting is performed. By adopting intensive stereo wall-soil-covered cultivation method, the invention has the advantages of convenience and simplicity, labor saving and timesaving, high and stable yield, low cost, high efficiency and easy popularization.

The invention belongs to the field of fungus utilization, and particularly relates to auricularia polysaccharide with the function of reducing blood fat and a preparation method and application thereof. The auricularia polysaccharide is obtained through irradiation technical processing. The auricularia polysaccharide with the function of reducing blood fat achieves the technical purpose of lowering serum cholesterol and low-density lipoprotein. The preparation method of the auricularia polysaccharide prepared through irradiation comprises the steps of 1, performing smashing to obtain agaric powder; 2, mixing the agaric powder and water and performing stirring; 3, adopting a hot-press method, and performing digestion in a closed container to obtain an agaric extracting solution; 4, performing centrifuging to obtain the agaric extracting solution, sampling a supernate, adopting a Sevage method for removing protein, and then obtaining an auricularia polysaccharide solution; 5, adding ethanol into the auricularia polysaccharide solution for precipitation to obtain polysaccharide powder; 6, adding water into the polysaccharide powder, adopting Co60-gamma ray irradiation treatment, and performing drying to obtain auricularia polysaccharide. The auricularia polysaccharide has the advantages of lowering viscosity and improving the solubility, and it is accidentally discovered that theauricularia polysaccharide has the function of reducing blood fat.

The invention relates to the technical field of edible mushrooms, in particular to a greenhouse scale production and cultivation method for auricularia nigricans. The greenhouse scale production and cultivation method for auricularia nigricans comprises the steps of S1, land preparation; S2, transplanting; S3, building of a greenhouse; S4, selection of mother strains; S5, preparation of cultispecies; S6, preparation of cultivation materials; S7, inoculation culture; S8, greenhouse interplanting; S9, punching for sprouting acceleration; S10, fruiting management; S11, harvesting and the like. The method is simple, low in cost, high in economic benefit, good in operability and high in popularizing performance. The greenhouse scale production and cultivation method for auricularia nigricans has high pertinence to the growth of auricularia nigricans and can effectively prevent the occurrence of common diseases and insect pests, increase the yield of auricularia nigricans, and improve the quality of auricularia nigricans.