44 results about "Mycoprotein" patented technology

The utility model provides a mycoprotein production system which is characterized by comprising a building body on which a steel frame platform is built; the slurry mixing tank is fixed on the building body; the plurality of fermentation tanks are fixed on the building body, and a second conveying pipe is arranged between the slurry mixing tank and the fermentation tanks; the belt filter press is connected with the fermentation tank; the slurry mixing tank, the fermentation tank and the belt filter press are provided with odor collecting pipelines, the building body is further provided with a dosing assembly which is connected with the fermentation tank, and the building body is provided with a tap water assembly connected with the slurry mixing tank.

The invention relates to the technical field of microbial fermentation, and discloses a high-protein pig feed prepared by a microbial fermentation technology, which is prepared by the following steps: S1, mixing soybean meal, corn straw and bran according to a mass ratio of 5: 3: 2, crushing to 60-80 meshes, adding a compound microbial agent and water, and adjusting the water content to 45-50% to prepare a fermentation base material; the method comprises the following steps: carrying out first-stage solid-state fermentation for 48-60 hours under the condition of 35-38 DEG C, introducing sterile air in the fermentation process and maintaining the pressure in a tank to be 0.05-0.1 MPa and the stirring speed to be 30-50 rpm, and by arranging a complex microbial inoculant synergistic fermentation system, when the high-protein feed is prepared from soybean meal, corn straws and other plant raw materials, the high-protein feed can be prepared from the soybean meal, the corn straws and other plant raw materials. The specific compatibility proportion of bacillus licheniformis, lactobacillus plantarum and saccharomyces cerevisiae is screened, the synchronous effect of cellulose degradation, organic acid synthesis and mycoprotein enrichment is achieved, and efficient passivation of anti-nutritional factors of different raw materials is guaranteed.

This invention provides a method for culturing Aspergillus oryzae, a culture kit, a method for producing mycoprotein, and mycoprotein, all of which result in a culture of Aspergillus oryzae that is rich in γ-aminobutyric acid compared to ordinary Aspergillus oryzae, yields a large amount of microbial cells, and improves the mushroom-like flavor of the purified mycoprotein. [Solution] A method for culturing γ-aminobutyric acid-enriched Aspergillus oryzae is provided, characterized by adding glutamic acid and / or its salt and a vitamin B6-containing component to a culture medium for culturing the Aspergillus oryzae. A culture kit for γ-aminobutyric acid-enriched Aspergillus oryzae is also provided, comprising Aspergillus oryzae and a culture medium for culturing the Aspergillus oryzae, wherein the culture medium contains glutamic acid and / or its salt and a vitamin B6-containing component. Furthermore, a γ-aminobutyric acid-enriched mycoprotein and a method for producing the same are also provided, characterized by having a γ-aminobutyric acid content of 400 mg or more per 100 g dry weight of mycoprotein.

The invention belongs to the technical field of gene engineering, and discloses a glomus huanghuai EPI7 protein, a coding gene and application thereof, the amino acid sequence of the glomus huanghuai EPI7 protein is shown as SEQ ID NO.2, and the nucleotide sequence of nucleic acid or the gene for coding the EPI7 protein is shown as SEQ ID NO.1. The invention further discloses a preparation method of the glomus huanghuai EPI7 protein. The invention proves that the glomus huanghuai EPI7 protein plays an important role in the process of improving the disease resistance of plants through cloning of the glomus huanghuai EPI7 protein gene and transient expression of tobacco.

The invention discloses a culture medium for colonization of intestinal flora and intestinal gas of gastrointestinal cancer crowds. The culture medium contains yeast extract, tryptone, mucoprotein, mycoprotein, insect protein, soybean protein, fructo-oligosaccharide, galactooligosaccharide, inulin, resistant dextrin, dietary fiber, porridge, vegetable juice, fruit juice, oat powder, coix seed powder, black bean powder, sialic acid, algal oil DHA, potassium chloride, sodium chloride, monopotassium phosphate, sodium sulfate, bile salt and a plant extract mixture. Vitamin mixed liquid and the like. By means of the bionic colon reactor, by referring to real in-vivo parameters of gastrointestinal cancer people, the real intestinal environment of domestic gastrointestinal cancer people is well simulated in vitro, the intestinal flora ecology and intestinal gas distribution are reproduced, and a normal intestinal microorganism and intestinal gas database of the gastrointestinal cancer people can be constructed. The method is beneficial to accurate diagnosis and personalized treatment of intestinal microecology of people with gastrointestinal cancer, and better evaluates the health state of people with gastrointestinal cancer and formulates preventive measures.

The invention discloses a culture medium for colonization of intestinal flora and intestinal gas of people with hyperuricemia. The culture medium contains yeast extract, ethanol, adenine, tryptone, mucoprotein, mycoprotein, insect protein, soybean protein, fructose, glucose, inulin, resistant dextrin, dietary fiber, oxalic acid, saturated fatty acid, sialic acid, peanut oil, potassium chloride, sodium chloride, monopotassium phosphate, sodium sulfate, bile salt, cysteine hydrochloride and a plant extract mixture. Vitamin mixed liquid and the like. By means of the bionic colon reactor, by referring to real in-vivo parameters of people suffering from hyperuricemia, the real intestinal environment of people suffering from hyperuricemia in China is well simulated in vitro, the intestinal flora ecology and intestinal gas distribution are reproduced, and a normal intestinal microorganism and intestinal gas database of people suffering from hyperuricemia can be constructed. The method is beneficial to accurate diagnosis of intestinal microecology of people with hyperuricemia, individualized treatment of antisense booking and disease mechanisms, better maintenance of intestinal health and formulation of preventive measures.

A bioreactor (10) for producing a protein, such as a mycoprotein and / or mycelium fibers, is proposed. The bioreactor (10) comprises a reactor body (12) having a reactor wall (14), the reactor wall (14) confining a reactor volume for incubating an inoculum for producing the protein, the reactor wall (14) having a tapering bottom section (16); a bottom opening (18) provided in the reactor wall (14) at the tapering bottom section (16); and a cap (20) for covering the bottom opening (18), the cap (20) including a top face (50), and a first fluid channel (36) extending through the cap (20), wherein the first fluid channel (36) is configured for transferring fluid between an inside of the reactor body (12) and an outside of the reactor body (12), and wherein an exit opening (46) of the first fluid channel (36) is arranged flush with the top face (50) of the cap (20).

The invention relates to a proteolysis product with gastric mucosa repair activity and application thereof. The protein zymolyte with gastric mucosa repair activity is prepared by the following method: firstly, carrying out primary enzymolysis on mycoprotein by using a first enzyme to obtain a primary enzymolysis solution, and then carrying out secondary enzymolysis on the primary enzymolysis solution by using a second enzyme to obtain a secondary enzymolysis solution, the secondary enzymatic hydrolysate is a solution in which the protein hydrolysate with gastric mucosa repair activity is dispersed; the first enzyme comprises aspergillus oryzae protease; the second enzyme comprises aspergillus niger lipase. The proteolysis product provided by the invention has the effects of increasing the antioxidant level of gastric tissues, improving the defense factor level of gastric mucosa and reducing the level of related inflammatory factors in serum, can play a role in protecting the gastric mucosa, has gastric mucosa repairing activity, and is safe and easily available in raw materials, simple in preparation method and easy for batch production.

The invention belongs to the technical field of gene engineering, and discloses a glomus huanghuai CBEL protein, a coding gene and application thereof, the nucleotide sequence of the gene is shown as SEQ ID NO: 1, and the amino acid sequence of the protein coded by the gene is shown as SEQ ID NO: 2. The invention proves that the glomus huanghuai CBEL9 protein plays an important role in the process of improving the disease resistance of plants through cloning of the glomus huanghuai CBEL9 protein gene and transient expression of tobacco.

The invention relates to a proteolysis product with a gastric mucosa protection effect, a micromolecular proteolysis product and application. The present invention relates to a proteolysis product having a gastric mucosa protective effect, which is obtained by performing enzymolysis on a mycoprotein dispersion liquid using papain to obtain a solution in which the proteolysis product having the gastric mucosa protective effect is dispersed. The proteolysis product provided by the invention has a gastric mucosa protection effect, and especially has obvious protection and repair effects on ethanol-induced gastric mucosa injury; in addition, the raw materials are easy to obtain, safe and reliable, the preparation method is simple, no harmful substance is introduced, and batch production is easy. The proteolysis product provided by the invention has homology of medicine and food, also has a gastric mucosa protection effect, and can be used as a health-care product with an auxiliary protection function on gastric mucosa.

The invention belongs to the field of microorganisms, and discloses a freshwater aquaculture biological flocculant producing strain and application thereof.The biological flocculant producing strain T-49 can assimilate inorganic nitrogen and convert nitrogen-containing compounds such as ammonia nitrogen in a water body into mycoprotein to form biological floccules capable of being eaten by cultured objects. The bioflocculant producing strain can be prepared into a biological agent or added into fish feed to reduce ammonia nitrogen in water and reduce feed cost. The strain is obtained through screening in a YPG liquid culture medium and shows outstanding water waste flocculation capacity and water ammonia nitrogen removal capacity in flocculation activity determination and ammonia nitrogen removal determination of the strain, and the culture water environment meets the growth condition of T-49. After the T-49 is added, the ammonia nitrogen content of the water body is reduced by 59.60%.

The invention relates to the technical field of microorganisms, in particular to Kazakstein yeast with high protein yield and application of the Kazakstein yeast. The invention provides Kazachstania humii CMRC 12Y, which is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number of the Kazachstania humii CMRC 12Y is CGMCC No.34656. The Kazachstania humii CMRC 12Y can be used for preparing the Kazachstania humii CMRC 12Y. The bacterial strain is separated from traditional fermented food, has the characteristics of good safety, fast growth, high mycoprotein content and the like, and can realize high biomass growth and high protein expression, and the mycoprotein produced by the bacterial strain has good sensory flavor, can be used for preparing microbial protein related products, and has important application prospects.

The invention belongs to the technical field of biology, and particularly relates to a preparation process for producing aspergillus niger mycoprotein feed by fermenting steam-exploded wheat straws. According to the invention, magnetic silicon dioxide particles are used as a carrier to load a quercetin-polyethylene glycol conjugate, SiO2 (at) QPEG is synthesized and is applied to a preparation process for producing aspergillus niger mycoprotein feed through steam explosion wheat straw fermentation, and the magnetic silicon dioxide particles not only improve the primary fermentation efficiency, but also realize the 10-time cycle attenuation rate lt; 5%. The obtained SiO2 (at) QPEG is applied to a preparation process for producing aspergillus niger mycoprotein feed by fermenting steam-exploded wheat straws, has the characteristics of high aspergillus niger mycoprotein yield and recycling, and highlights the breakthrough of the method in recoverability and economical efficiency.

The invention discloses a culture medium for colonization of intestinal flora and intestinal gas of infants. The culture medium contains a yeast extract, tryptone, mucoprotein, mycoprotein, worm protein, soybean protein, fructo-oligosaccharide, galactooligosaccharide, inulin, resistant dextrin, breast milk oligosaccharide, dietary fiber, sialic acid, algal oil DHA, potassium chloride, sodium chloride, monopotassium phosphate, sodium sulfate, bile salt, a plant extract mixture, a vitamin mixed solution and the like. By means of the bionic colon reactor, the real intestinal environment of domestic infants is well simulated in vitro by referring to real parameters in the infants, the intestinal flora ecology and intestinal gas distribution are reproduced, and a normal intestinal microorganism and intestinal gas database of the infants can be constructed. Accurate diagnosis and personalized treatment of the intestinal microecology of the infants are facilitated, the health state of the infants can be better evaluated, and preventive measures can be better formulated.

According to the method, firstly, high-proportion bamboo powder is used as a carbon source, and by means of comprehensive regulation and control of bamboo flavones, cellobiose synthesized through fermentation and the like in the bamboo powder, cellulase producing genes and the like of bamboo-decomposing bacteria are induced and activated, so that the bamboo-decomposing bacteria are obtained; meanwhile, the cultivation environment, self-space hybridization, fusion, seed liquid, an enzymolysis agent, a permeation stabilizer, strain enrichment and the like of the bamboo degradation strains are regulated and controlled, and combined bacteria such as bacillus subtilis, aspergillus oryzae, lactic acid bacteria, saccharomycetes, rhizopus and the like are prepared; then the bamboo decomposition combined bacteria synergistically and interactively efficiently degrade nitrogen source bamboo fibers in directional fermentation under substrate optimization and multi-dimensional comprehensive regulation and control conditions, the nitrogen source bamboo fibers are converted and synthesized into high-quality mycoprotein, digestible bamboo protein, soluble sugar and other nutrient substances, the repression effect in the bamboo decomposition fermentation process is eliminated, and the bamboo decomposition effect is improved. The problems of low fermentation strain activity, low adaptability, low efficiency, poor synergy, biological safety, stability and the like are solved.

The invention discloses a culture medium for colonization of intestinal flora and intestinal gas of middle-aged and elderly people. The culture medium contains yeast extract, tryptone, mucoprotein, mycoprotein, worm protein, soybean protein, fructo-oligosaccharide, galactooligosaccharide, inulin, resistant dextrin, dietary fiber, sorghum, buckwheat, oat, coix seed, corn germ oil, olive oil, linseed oil, walnut oil, sialic acid, algal oil DHA, potassium chloride, sodium chloride, monopotassium phosphate, sodium sulfate and bile salt. A plant extract mixture, a vitamin mixed solution and the like. By means of the bionic colon reactor, the real intestinal environment of the middle-aged and elderly people in China is well simulated in vitro by referring to real in-vivo parameters of the middle-aged and elderly people, the intestinal flora ecology and intestinal gas distribution of the middle-aged and elderly people are reproduced, and a database of normal intestinal microorganisms and intestinal gas of the middle-aged and elderly people can be constructed; accurate diagnosis and personalized treatment of intestinal microecology of the middle-aged and elderly people are facilitated, and the health state of the middle-aged and elderly people can be better evaluated and preventive measures can be better formulated.

The invention belongs to the technical field of gene engineering, and discloses a glomus huanghuai effect protein EPI3 protein, and coding and application thereof, the amino acid sequence of the glomus huanghuai effect protein EPI3 protein is shown as SEQ ID NO.2, and the nucleotide sequence for coding the gene is shown as SEQ ID NO.1. The invention further discloses a preparation method of the glomus huanghuai effect protein EPI3 protein. The invention proves that the glomus huanghuai EPI3 protein plays an important role in the process of improving the disease resistance of plants through cloning of the glomus huanghuai EPI3 protein gene and transient expression of tobacco.

The invention belongs to the technical field of gene engineering, and discloses a CBEL10 protein of glomus huanghuai, a coding gene and application thereof, the nucleotide sequence of the gene is shown as SEQ ID NO: 1, and the amino acid sequence of the protein coded by the gene is shown as SEQ ID NO: 2. The invention proves that the glomus huanghuai CBEL10 protein plays an important role in the process of improving the disease resistance of plants through cloning of the glomus huanghuai CBEL10 protein gene and transient expression of tobacco.

The invention discloses a treatment method of methylobacterium single-cell protein fermentation liquor. The treatment method comprises the following steps: carrying out heat preservation on the fermentation liquor for producing single-cell protein thalli at 62-68 DEG C for 100-120 minutes; ultrasonic intermittent treatment is conducted in the last 10-20 minutes of the heat preservation process, the ultrasonic frequency is 18-20 Hz, and the power is 100-120 W; cooling to 35-45 DEG C, and keeping the pH value at 6.0-7.5; carrying out enzymolysis for 3-5 hours by using neutral protease and nuclease; centrifugally separating the fermentation supernatant and mycoprotein; adding chitosan, humic acid and trace elements into the supernate, and uniformly mixing to obtain a pretreatment solution; the invention further discloses a water fertilizing agent prepared from the pretreatment liquid. According to the treatment method of the methylobacterium single-cell protein fermentation liquor, the comprehensive utilization rate of the methylobacterium single-cell protein fermentation liquor is increased when the single-cell protein is produced and the water fertilizing agent is prepared. The produced fertilizer water agent is high in content of organic matters such as amino acid and long in shelf life.

An acid-resistant Cyberlindnera jadinii strain and the use thereof, belonging to the technical field of microorganisms. The Cyberlindnera jadinii strain is Cyberlindnera jadinii C-12-2 and is preserved in Guangdong Microbial Culture Collection Center on March 05, 2024 and assigned the accession number GDMCC NO: 64388. The Cyberlindnera jadinii strain can grow in mediums having a pH value of 3.5, and can achieve a crude protein content of 70.02% after fermentation for 24 h. The Cyberlindnera jadinii strain is obtained by first undergoing heavy ion irradiation mutagenesis and then acid resistance domestication. A test illustrates that the strain can grow in acidic mediums having a pH value of 3.5, overcoming the obstacle of an original strain failing to grow under low pH values. The Cyberlindnera jadinii strain has higher acid resistance and protein production capabilities, and thus can be provided as a high-quality strain resource for mixed bacterial fermentation for producing mycoproteins, mycoprotein feeds or yeast cultures, etc.

The invention discloses a culture medium for colonization of intestinal flora and intestinal gas of obesity people, and belongs to the technical field of biology. The culture medium contains yeast extract, tryptone, mucoprotein, mycoprotein, worm protein, soybean protein, fructo-oligosaccharide, galactooligosaccharide, seed polysaccharide, sorghum, buckwheat, oat, coix seed powder, wheat flour, corn flour, soybean flour, inulin and the like. By means of the bionic colon reactor, the real intestinal environment of obesity people in China is well simulated in vitro by referring to real in-vivo parameters of obesity people, the intestinal flora ecology and intestinal gas distribution are reproduced, and a normal intestinal microorganism and intestinal gas database of obesity people can be constructed. The method is helpful for accurate diagnosis and personalized treatment of intestinal microecology of obesity people, and better evaluates health status of obesity people and formulates preventive measures.

The invention belongs to the technical field of biology, and particularly relates to a technology for producing a mycoprotein feed through multi-strain synergistic fermentation and steam explosion of corn straw. According to the method, aspergillus niger GRJC003 with the preservation number of CCTCC NO: M 2025084 and trichoderma reesei are mixed and fermented, and in combination with optimized conditions such as steam explosion pretreatment and addition of pH response type sophorolipid sustained-release particles, a remarkable effect is achieved in preparation of the mycoprotein feed from the steam-exploded corn straw. According to the process, cellulose is thoroughly hydrolyzed and the tolerance to an inhibitor is enhanced by virtue of a unique enzyme complementation, metabolism reciprocity and microenvironment regulation and control synergistic mechanism of the double strains, so that the yield of mycoprotein is increased, meanwhile, efficient utilization of carbon and nitrogen resources and stable control of the process are realized, and the process has outstanding industrial application value and sustainability.

The invention relates to the technical field of animal feeds, and discloses a feed for Kishan sheep and a preparation method of the feed. According to the invention, the vinasse and the almond green tangerine peel are used as raw materials, and through low-temperature physical crushing, enzymolysis treatment and fermentation cooperative treatment, the feed for the Kailang sheep, which has nutritional value, palatability and safety, is prepared. The significant improvement of the nutritional value is embodied in that the green tangerine peel cell barrier is destroyed through low-temperature crushing, enzymolysis, fermentation and low-temperature crushing, complete extraction of intracellular substances is facilitated, further enzymolysis and fermentation are performed, macromolecular fibers are decomposed into a fermentable carbon source, and the fermentable carbon source is converted into mycoprotein through bacillus, so that the crude protein content of the feed is improved. The improvement of the palatability of the feed is embodied in that organic acids, such as acetic acid, in the vinasse are metabolized through fermentation, so that the sour irritation is reduced; meanwhile, aromatic components such as 4-guaiacol are generated in the fermentation process, so that the feed has mellow flavor, and the ingestion enthusiasm of the sheep is improved.

The invention discloses a culture medium for colonization of intestinal flora and intestinal gas of diabetic population, and belongs to the technical field of microorganisms. The culture medium contains a yeast extract, tryptone, mucoprotein, mycoprotein, worm protein, soybean protein, fructo-oligosaccharide, galactooligosaccharide, spirulina and arthrospira. The feed additive is prepared from coriolus versicolor polysaccharide, carrots nitrogen-containing polysaccharide, seed polysaccharide, inulin, resistant dextrin, dietary fibers, sialic acid, algal oil DHA, calcium chloride, potassium chloride, sodium chloride, monopotassium phosphate, sodium sulfate, bile salt, a plant extract mixture, vitamin mixed liquid and the like. By means of the bionic colon reactor, the real intestinal environment of the domestic diabetic population is well simulated in vitro by referring to real parameters in the diabetic population, the intestinal flora ecology and intestinal gas distribution are reproduced, and a normal intestinal microorganism and intestinal gas database of the diabetic population can be constructed. The method is beneficial to accurate diagnosis and personalized treatment of intestinal micro-ecology of diabetic people, and better evaluates the health state of the diabetic people and formulates preventive measures.

The invention discloses a culture medium for colonization of teenager intestinal flora and intestinal gas and application thereof, and belongs to the field of microorganisms. The culture medium contains yeast extract, tryptone, mucoprotein, mycoprotein, worm protein, soybean protein, fructo-oligosaccharide, galactooligosaccharide, inulin, resistant dextrin, dietary fiber, creamer, instant tea powder, plant starch, carrageenan, cocoa butter, flavonoid, cane sugar, lactose, sialic acid, algal oil DHA, potassium chloride, sodium chloride, monopotassium phosphate, sodium sulfate and bile salt. A plant extract mixture, a vitamin mixed solution and the like. By means of the bionic colon reactor, the real intestinal environment of domestic teenagers is well simulated in vitro by referring to real in-vivo parameters of the teenagers, the intestinal flora ecology and intestinal gas distribution of the teenagers are reproduced, and a normal intestinal microorganism and intestinal gas database of the teenagers can be constructed. Accurate diagnosis and personalized treatment of intestinal microecology of the teenagers are facilitated, and the health state of the teenagers can be better evaluated and preventive measures can be better formulated.

The invention belongs to the technical field of gene engineering, and discloses a glomus huanghuai EPI effect protein as well as a coding gene and application thereof, the glomus huanghuai EPI effect protein is EPI1, the amino acid sequence of the glomus huanghuai EPI effect protein is as shown in SEQ ID NO.2, and the nucleotide sequence of nucleic acid or the gene for coding the effect protein is as shown in SEQ ID NO.1. The invention proves that the glomus huanghuai EPI1 protein plays an important role in the process of improving the disease resistance of plants through cloning of the glomus huanghuai EPI1 protein gene and transient expression of tobacco.

The present invention relates to a dairy substitute comprising a mycoprotein source dispersed in water with high acyl gellan gum. Such dairy substitute is characterised by a texture and flavour close

The invention belongs to the technical field of extraction, and discloses a method, system and application for recovering high-value liquid ammonia and protein from glutamic acid waste mother liquor, and the method comprises the following steps: extracting mycoprotein from glutamic acid waste mother liquor, concentrating, feeding into a reaction tank, adding an ammonia gas decomposing agent into the reaction tank, controlling the pH value, continuously stirring, and carrying out solid-liquid separation; the solution violently reacts and releases dilute ammonia gas, and the ammonia gas is compressed, sterilized and conveyed to be fermented to be used as a nitrogen source; performing solid-liquid separation on the mother liquor to obtain salt solid products for sale, and preparing the separated mother liquor into feed for sale. According to the novel green method for extracting the ammonia gas from the glutamic acid waste mother liquor and efficiently recovering the protein feed, the mother liquor is subjected to component analysis, different methods are adopted for separation according to different components, high-added-value products ammonia and protein are extracted and separated, green recovery is implemented, the added value and the overall value are improved, the environmental protection problem is solved, and the method is worthy of popularization and application. The economic benefit is achieved, and meanwhile the great social value is achieved.

The invention discloses candida utilis BYC-YP-118 and application thereof, the candida utilis BYC-YP-118 is preserved in China Center for Type Culture Collection, the preservation date is June 23, 2025, and the preservation number is CCTCC NO: M20251460. The content of the mycoprotein is more than or equal to 60% and can reach 67.32% to the maximum, the mycoprotein is rich in valine, lysine, threonine, tryptophan, phenylalanine, methionine, isoleucine, leucine and other essential amino acids for a human body, the nutritional value of the yeast protein is improved, the yeast protein can be used as a high-quality feed additive to effectively replace imported soybean meal and fish meal, the feed cost is reduced, and the economic benefit is increased. Sustainable development of animal husbandry is promoted.

The invention discloses lactobacillus reuteri and application thereof. The lactobacillus reuteri C3 has the preservation number of CCTCC (China Center For Type Culture Collection) NO: M 20252241. The traditional Chinese medicine composition has the effects of regulating intestinal flora, enhancing immunity, relieving diarrhea, improving allergic symptoms, inhibiting helicobacter pylori and the like. The hermetia illucens larva pulp feed fermented by the lactobacillus reuteri has the advantages of high protein and low antinutritional factors, and can replace soybean meal or fish meal to a certain extent to be used in preparation of livestock and poultry feed. According to the lactobacillus reuteri disclosed by the invention, high-nitrogen wastewater can be efficiently utilized, the wastewater is converted into high-value mycoprotein, and resource utilization of wastes is realized; the wastewater treatment cost is reduced and the circular economy development is promoted.