198 results about "Peanut meal" patented technology

The invention discloses a bioactive peptide with antioxidant and hypoglycemic functions, a composition and application, and belongs to the technical field of bioactive peptides. The amino acid sequence of the bioactive peptide with the antioxidant and hypoglycemic functions is as shown in one of SEQ ID NO: 1-SEQ ID NO: 4. According to the method, the degreased peanut meal is subjected to enzymolysis by combining multiple enzymes, so that the diversity of peptide fragments is improved, and a high-activity enzymolysis product is obtained through condition optimization. An enzymolysis product is separated and purified by utilizing an ultrafiltration and high performance liquid chromatography-mass spectrometry combined technology, so that the purity and the structural definition of the peptide fragment are ensured. The bioinformatics technology is combined for screening, so that the activity and effect of the peptide sequence are improved. In-vitro and in-vivo experiments prove that the separated bioactive peptide has good antioxidant and hypoglycemic effects, and has a wide application prospect in preparation of antioxidant and hypoglycemic products.

The invention belongs to the technical field of milk tea raw material processing, and discloses a crushing device for preparing henry steudnera tuber and peanut milk tea. Comprising a crushing box, a base is fixedly connected to the bottom of the crushing box, an L-shaped plate is fixedly connected to one side of the crushing box, peanuts in a drying box are dried by starting a drying assembly to generate hot air, the humidity of the peanuts is reduced to the range suitable for crushing, and the oxygen content of the drying box can be reduced by arranging an oxygen removal assembly; according to the taro drying and smashing device, the peanuts are prevented from being oxidized during drying and smashing, the monitor is arranged, the temperature and humidity in the drying box can be monitored according to needs, when the temperature and humidity reach a proper range, the peanuts in the drying box can fall into the smashing box through the opening and closing assembly, and the taro can be dried in the same mode; and then the first motor can be started to drive the driving shaft and the blades to rotate, the peanuts and the henry steudnera tubers are smashed, and the problem that the humidity is high when the henry steudnera tubers and the peanuts are smashed is solved.

The invention belongs to the technical field of enzyme engineering, and particularly relates to a codon optimized superoxide dismutase AfSOD gene and application thereof in degradation of aflatoxin B1 and zearalenone. Under the conditions that the pH is 7, the temperature is 40 DEG C and the enzyme addition amount is 10 micrograms, the degradation rate of the AFB1 reaches 99.08% within 24 hours, and the degradation rate is kept to be 80% or above within 40-80 DEG C; under the conditions that the pH is 8, the temperature is 60 DEG C and the enzyme addition amount is 20 micrograms, the degradation rate of ZEN reaches 85.1% in 24 hours, and the degradation rate is kept to be 80% or above within 50-80 DEG C; the result shows that AfSOD is a toxin degrading enzyme which can tolerate a certain degree of high temperature; the degradation rates of AFB1 and ZEN in polluted peanut powder or corn powder are 73.7% and 88.2% respectively; the invention provides a new candidate for detoxification of AFB1 and ZEN in food or feed, and has a good application prospect.

The present disclosure is directed to methods of genetically detecting or generating a peanut line that is resistant to peanut smut infection. The disclosure also relates to cultivation of smut resistant peanut lines and the cessation or prevention of peanut smut in a given geographic area.

The invention discloses phosphate-free emulsified minced pork and a preparation method thereof. The phosphate-free emulsified minced pork is prepared from the following raw materials in parts by weight: 50 to 60 parts of tenderloin, 5 to 15 parts of pig backfat, 0.5 to 1.5 parts of sodium chloride, 5 to 10 parts of degreased peanut powder, 0.02 to 0.06 part of D-sodium erythorbate, 0.01 to 0.012 part of sodium nitrite and 22 to 28 parts of deionized water. Sodium tripolyphosphate in emulsified minced pork can be completely replaced by the degreased peanut powder, and the purpose of reducing phosphate instead of reducing the quality of the emulsified minced pork is achieved. The degreased peanut powder used in the invention contains a large amount of high-quality peanut protein and dietary fiber, also has the strong fragrance of peanuts, and is a high-quality food ingredient.

The invention provides a fresh essence and a preparation method thereof, and aims to solve the technical problem that the delicate flavor strength of the existing fresh essence needs to be improved. According to the technical scheme, the preparation method of the fresh essence comprises the following steps: S1, taking one or more of soybean meal, peanut meal and quinoa flour as a fermentation material; uniformly mixing the fermentation material with water to prepare a fermentation substrate; s2, sterilizing the fermentation substrate; s3, uniformly mixing the fermentation substrate with a microbial inoculum, and fermenting to obtain a fermentation product; s4, treating the fermentation product by adopting wall-breaking enzyme, nuclease and deaminase; then, enzyme in the fermentation product is inactivated; carrying out centrifugal separation on the fermentation product to obtain supernate; s5, adding auxiliary materials into the supernate, and uniformly mixing; and then concentrating and drying the supernate to obtain the fresh essence. In addition, the invention also provides the fresh essence prepared by the preparation method, and the fresh essence has higher delicate flavor strength.

The invention provides color-improving high-fat compound feed for fancy carps and a preparation method of the color-improving high-fat compound feed. The color-improving high-fat compound feed for the fancy carp is prepared from the following raw materials in percentage by weight: 10-20% of fish meal, 10-30% of soybean meal, 10-22% of rapeseed meal, 10-20% of peanut meal, 5-8% of fermented cottonseed meal, 1-5% of wheat flour, 5-13% of corn starch, 1-6% of cellulose, 4-5.5% of peanut oil, 4-5.5% of palm oil, 0.03% of capsorubin, 2-4% of green algae, 0.6-2% of shrimp bran powder, 0.02-0.1% of xanthophyll and the balance of water. The compound feed is prepared from the following components in percentage by weight: 1% of calcium dihydrogen phosphate, 1% of vitamin A reinforced refined fish compound premix, 0.05-0.1% of walnut green seedcase powder, 0.015-0.1% of rhus chinensis extract and 0.02-0.1% of icariin. On the basis of meeting the nutritional requirements of the fancy carp, the fancy carp compound feed disclosed by the invention improves the fat level of the feed, and plays the roles of saving protein, reducing the feed cost and improving the coloring effect of fat-soluble carotenoids on the fancy carp in the form of high-fat feed. In addition, fat deposition of the fancy carp is regulated and controlled by adding the rhus chinensis extract, and the problems that the abdominal fat rate of the fancy carp is increased, the body is abnormal and the ornamental value is reduced when the fancy carp is fed with high-fat feed are solved.

The invention discloses a production method for reducing hazardous substances of coarse cereal walnut cakes, and belongs to the technical field of food processing. The method for reducing the harmful substances in the coarse cereal walnut cake comprises the following steps: mixing lard oil, ghee and palm oil, and performing whipping; then adding egg liquid and xanthan gum, and continuing to whip; adding maltitol, baking soda and smelly powder, and then whipping; then adding the coarse cereal powder, the peanut powder and the soybean protein isolate, and uniformly stirring and mixing; and then dividing the dough into small dough to prepare walnut cakes, and putting the walnut cakes in a blast furnace at 100-140 DEG C for 8-10 minutes and then at 180 DEG C for 2-5 minutes to obtain the walnut cakes. According to the method, the quality and flavor of the coarse cereal walnut cake cannot be affected, the content of harmful substances such as 5-HMF, acrylamide and malondialdehyde in the coarse cereal walnut cake can be effectively reduced, and the method is simple in process step and suitable for industrial popularization.

The invention provides a bio-organic fertilizer for improving the quality and yield of citrus and a preparation method thereof, and belongs to the technical field of organic fertilizer preparation. The biological organic fertilizer for improving the quality and yield of citrus is obtained by taking the animal waste, the plant fiber and the peanut meal as main raw materials through multiple times of fermentation, and can improve the content of organic matters in soil, increase the number and variety of beneficial microorganisms in the soil, promote root growth and improve the utilization rate of the fertilizer; therefore, the growth of the citrus is promoted. The raw materials also contain the quick lime, the phosphorus pentoxide, the potassium oxide and the like, so that nutrient substances are provided for the citrus, the effect of improving the soil is also achieved, and the absorption of the citrus is further promoted. The bio-organic fertilizer prepared by the invention can obviously improve the quality of the citrus and improve the soluble sugar content and the Vc content in the citrus.

The invention relates to the technical field of mine restoration, in particular to an ecological restoration method for a mine slope. Slope surface dangerous rocks and sundries of the mine side slope are cleaned, and the cleaned side slope is obtained; spraying and seeding a planting matrix on the cleaned side slope; the planting substrate comprises the following components in parts by weight: 3-8 parts of a water-retaining agent, 15-20 parts of plant straws, 5-10 parts of coconut shells, 5-10 parts of peanut meal, 10-20 parts of a decomposed organic fertilizer, 5-10 parts of a microbial agent, 10-20 parts of rural soil, 10-20 parts of diatomite and 5-10 parts of vermiculite; the microbial agent contains bacillus licheniformis, bacillus flexus, bacillus marinus and bacillus coagulans; plant seeds are sowed on the planting substrate. By adopting the method for repairing the side slope, heavy metal in soil can be removed, the side slope can be greened, and the side slope is gradually covered year by year.

The present invention belongs to the field of biodegradation of mycotoxins, and specifically relates to a complex enzyme preparation for degrading aflatoxins, a complex enzyme preparation solution, and its preparation method and application. The complex enzyme preparation comprises: 35-45 wt% tyrosinase, 20-30 wt% cellulase, 8-12 wt% pectinase, 8-12 wt% xylanase, and 10-20 wt% mushroom laccase. Compared with existing chemical and biological detoxification technologies, the complex enzyme preparation of the present invention contains safe and non-toxic components, is simple to use, and has low economic costs. After treatment with the enzyme preparation solution, the cellulose and hemicellulose in the peanut meal are initially decomposed, making it easier for animals to digest and absorb, and having higher nutritional value and better economic benefits.

The invention belongs to the technical field of peanut meal processing, and particularly relates to a method capable of remarkably improving the anti-inflammatory effect of peanut meal polysaccharide. The invention provides a method capable of remarkably improving the anti-inflammatory effect of peanut meal polysaccharide. The method comprises the following steps: extracting the peanut meal polysaccharide; vc and H2O2 are used for degrading the IL-6, and experiments are respectively carried out aiming at the anti-inflammatory activities of the IL-6, the TNF-alpha and the IL-4, so that the optimal degradation time is obtained. The method has the beneficial effects that the peanut meal polysaccharide is degraded, the technical problem that the peanut meal polysaccharide is difficult to be directly utilized by a human body is solved, and a result shows that the anti-inflammatory activity of the peanut meal polysaccharide degraded for 1.25 hours is the strongest, and the IL-6 level can be reduced by 37.82%; the peanut meal polysaccharide degraded for 2.5 hours has the greatest influence on the expression level of RAW 264.7 cell IL-4, the effect of inhibiting release of IL-4 is the best, the level of IL-4 can be reduced by 39.68%, and the anti-inflammatory activity is remarkably enhanced.

The present invention discloses a pig feed based on fermented corn protein powder and a preparation method thereof, which relates to the technical field of pig feeds. The feed is made of the following components in parts by weight: 40-55 parts of corn, 15-30 parts of soybean meal, 10-25 parts of fermented corn protein powder, 2-10 parts of peanut meal, 2-10 parts of rapeseed meal, 3-8 parts of Codonopsis pilosula extract, 0.5-2 parts of table salt, 1-3 parts of baking soda, and 3-8 parts of premix. The present invention significantly improves the use effect of pig feeds through multi-step biological treatment technology and scientific proportioning scheme, and has achieved remarkable effects in three aspects: accelerating the growth rate of pigs, improving the intestinal health status, and reducing feed waste, and can provide reliable support for green and healthy breeding.

The invention relates to the technical field of peanut functional protein structure application, in particular to a peanut protein amyloid fiber and a preparation method thereof. The method specifically comprises the following steps: (1) mixing peanut meal with an organic solvent, degreasing to obtain degreased peanut powder, and preparing the degreased peanut powder into a degreased peanut powder solution; (2) centrifuging the degreased peanut powder solution for the first time, taking a supernatant, adjusting the pH value, standing, centrifuging for the second time, taking a precipitate, dialyzing, and freeze-drying to obtain peanut protein isolate; (3) hydrating the peanut protein isolate, centrifuging for the third time, taking supernatant to obtain a peanut protein isolate solution, adjusting the pH value, centrifuging for the fourth time, taking supernatant, and filtering to obtain a protein solution; and (4) carrying out fibrosis treatment on the protein solution to obtain the peanut protein amyloid fiber. The preparation method provided by the invention can improve the generation amount of the peanut protein amyloid fiber and increase the length of the fiber, and provides a theoretical basis for the application of the peanut protein amyloid fiber in the food industry.

The invention discloses a compound feed for weaned piglets and a preparation method thereof, relates to the technical field of feeds, and solves the problems of high stress, low food consumption, slow weight gain, intestinal damage, high diarrhea rate and low survival rate of weaned piglets. Each ton of compound feed for weaned piglets comprises the following raw materials: corn, broken rice, soybean meal, super steam fish meal, extruded soybeans, fermented soybean meal, peanut meal, flour, whey powder, glucose, white sugar, soybean oil, linseed oil, coconut oil, calcium formate, calcium hydrophosphate, amino acid, a vitamin additive, a trace element premix, composite dietary fibers, auxiliary materials and the like. The feed additive can improve the feed intake of piglets, protect the intestinal health of the piglets, enhance the immunity, relieve the weaning stress of the piglets, reduce the incidence rate of diarrhea and disease of the piglets and improve the weight gain rate of the piglets.

The invention provides an aquatic product fermented feed containing probiotics. The fermented feed is prepared from the following raw materials: fish meal, soybean meal, peanut meal, flour, bone meal, fish soluble, soybean oil, phospholipid and the probiotics. According to the invention, the breathing valve fermentation bag is used, so that anaerobic bacteria and probiotics which play a role are cultivated and fermented under an anaerobic or semi-anaerobic condition. Meanwhile, the breeding and growth of aerobic harmful bacteria can be inhibited through anaerobic culture, and the growth of beneficial bacteria such as bacillus, lactic acid bacteria and clostridium butyricum is facilitated; the compounded probiotic group is screened, acid can be stably produced within a short time, the acid production content is high, and after a period of culture, the biological growth curve of the screened probiotic group can reach a balanced state within about 2 days; the compounded probiotic group can generate butyric acid, lactic acid and other substances through metabolism, so that the PH of the digestive tract of the fish body is reduced, the reproduction of beneficial bacteria is promoted, and the growth of harmful bacteria is inhibited.

The invention relates to nitrate reduction pelagic bacteria and application thereof. The nitrate reductive ocean bacillus can be fermented to produce pyrroloquinoline quinone (PQQ) and trichothecenes toxin degrading enzyme, the trichothecenes toxin degrading enzyme mainly exists in bacterial cell lysis buffer, and the degradation rate of the trichothecenes toxin degrading enzyme to vomitoxin is 83%. The bacterial strain fermentation liquor can be used for degrading 39.3 percent of nivalenol and 100 percent of 15-acetyl deoxynivalenol. The strain or the trichothecene toxin degrading enzyme produced by the strain can be used for complete feed, concentrated feed, premixed feed, feed raw materials such as grain, corn, peanut meal, wheat and oat, silage, grain, grain and oil, grain processing and agricultural and sideline products, aged grain, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour, corn flour and corn flour. Through biodegradation of industrial ethanol processing byproducts and trichothecenes in food, the quality safety of feed and food can be improved.

The invention discloses a qi-tonifying and blood-nourishing composition and application thereof in formula milk powder, and belongs to the field of food. The composition provided by the invention comprises a plant fermentation product, heme iron, folic acid and ascorbic acid, and the plant fermentation product is prepared by taking angelica sinensis powder, ginseng powder, red date powder, red bean powder, red-skin peanut powder and medlar powder as raw materials, fermenting by aspergillus oryzae and lactobacillus crispatus, filtering, sterilizing and freeze-drying. A multi-strain mixed fermentation process is adopted, and the qi benefiting and blood nourishing effects of the composition can be effectively improved through the synergistic effect of different strains.

The invention relates to peanut powder and a preparation method thereof, the method comprises the following steps: 1) pretreatment: grinding degreased peanuts and sugar to obtain degreased peanut powder; 2) shaping: mixing the degreased peanut powder and the baked peanuts according to a mass ratio of (1-10): 1 to obtain a mixture, and adding water accounting for 20-40% of the mass of the mixture for shaping to obtain a peanut material; and 3) drying: drying the peanut material in the step 2) to obtain the peanut powder. The prepared peanut powder is low in fat content and rich in flavor, has a smooth taste without adding other additives when being applied to food, also has better oxidation stability, and can prolong the shelf life of products.

The invention provides an aquatic product fermented feed auxiliary material as well as a preparation method and application thereof. The aquatic product fermented feed auxiliary material comprises a fermentation raw material and a fermentation strain composition, and the mass of the fermentation strain composition is 0.3%-0.5% of the mass of the fermentation raw material; wherein the fermentation raw materials comprise the following components in parts by weight: 10-25 parts of peanut meal, 20-45 parts of soybean meal, 25-35 parts of bran and 5-15 parts of yeast metabolite; the fermentation strain composition is prepared from 45 to 55 parts of saccharomyces cerevisiae boulardii, 10 to 15 parts of bacillus subtilis, 2 to 4 parts of lactobacillus plantarum, 14 to 18 parts of alkaline protease, 15 to 19 parts of glucose and 36 to 48 parts of water. In the application process, the aquatic product fermented feed auxiliary material can improve the nutritional value of the aquatic product fermented feed auxiliary material, can promote food calling of aquatic animals, has a good growth promoting effect on the aquatic animals, and can also improve the water quality of the growth environment of the aquatic animals.

The invention discloses an early strength type composite foam concrete foaming agent and a preparation method thereof, and belongs to the technical field of concrete foaming agents. The concrete foaming agent is prepared from 20-40 parts of a composite foaming agent, 10-15 parts of an early strength agent, 5-10 parts of an activating agent, 0.5-1 part of an organic coagulant, 1-3 parts of a dispersing agent and 70-90 parts of deionized water. The composite foaming agent is prepared by compounding the modified vegetable protein prepared from the peanut shells (agricultural wastes) and the peanut meal (by-products) as raw materials with other raw materials, so that the dependence on a surfactant type foaming agent is reduced, and the foaming multiple is high and the stability is good; the 1-day strength and 28-day strength of the foam concrete are obviously improved.

The invention belongs to the technical field of peanut processing, and relates to a method for extracting peanut meal protein by using a natural eutectic solvent. The mixture of choline chloride and glycerol is marked as CG, or the mixture of choline chloride and xylitol is marked as CX; stirring the CG or CX, and cooling to room temperature; adding water for dilution to obtain a natural deep-eutectic solvent CG or a natural deep-eutectic solvent CX; mixing the natural eutectic solvent and the peanut meal in proportion, heating and stirring, cooling to room temperature, and centrifuging; adding ethanol into the supernate for regeneration, and carrying out ethanol washing on centrifugal precipitation; and freezing and drying. The natural eutectic solvent method has higher extraction rate, and the extracted crude protein has higher purity. The method mainly overcomes the problems of long extraction time, environmental pollution and damage to the protein to a certain degree in the traditional extraction method of the peanut meal protein, and provides reference for realizing high-valued conversion of the peanut meal, reducing resource waste and promoting the application of the natural deep-eutectic solvent in the aspect of extraction of natural biological compounds.

The invention discloses a hot-pressed peanut meal source peptide zinc chelate as well as a preparation method and application thereof, belongs to the technical field of plant extraction, and discloses a hot-pressed peanut meal source zinc chelating peptide and a peanut peptide zinc chelate prepared from the hot-pressed peanut meal source zinc chelating peptide. According to the method, the peanut protein is extracted from the hot-pressed peanut meal from which the residual oil is removed through an alkali-solution and acid-isolation method, the peanut protein is subjected to enzymolysis, the peanut zinc chelating peptide is obtained, the peanut peptide zinc chelate is further prepared, the chelating rate of the finally obtained chelate can reach 62.89%, the structure of the zinc chelating peptide in the hot-pressed peanut meal and the zinc chelating characteristic of the zinc chelating peptide are fully utilized, and the yield of the peanut peptide zinc chelate is improved. The application problem of the peanut meal is solved, the additional value of the peanut meal is improved, and the obtained peanut peptide zinc chelate not only supplements the nutritional ingredients of the peanut peptide, but also supplements the zinc element required by the human body, and has good development and application prospects.

The invention relates to a high-protein fertilizer and a preparation method thereof. The high-protein fertilizer comprises 150-250 parts of peanut bran, 100-200 parts of bean bran, 500-700 parts of chicken manure, 25-35 parts of cattle bone powder, 10-15 parts of watermelon peel and 1-10 parts of a compound microbial agent. The chicken manure, the peanut bran, the bean bran, the cattle bone powder and other protein-rich organic wastes are used as raw materials, the high-protein fertilizer is prepared through reasonable raw material matching and microbial fermentation, and the high-protein fertilizer is rich in organic matter, amino acid, beneficial microorganisms and the like and can effectively improve soil and improve the crop yield and quality.

The invention discloses a feed additive and compound feed for improving the muscle quality of litopenaeus vannamei, and belongs to the technical field of aquatic feed. The feed additive comprises the following air-dried substance components in percentage by weight: 1%-30% of procyanidine, 1%-30% of levodopa and 40%-98% of broad bean powder, the compound feed comprises the feed additive and a main feed composed of fish meal, chicken meal, soybean meal, soybean protein concentrate, peanut meal, wheat middling, squid paste, fish oil, soybean lecithin, vitamin premix, mineral premix and the like. According to the litopenaeus vannamei compound feed, the synthesis of muscle collagen is promoted through the procyanidine, the muscle hardness, chewiness and shearing force are improved, meanwhile, the content of free amino acid is increased through the levodopa, the wind taste of the muscle is improved, and the antioxidant capacity and the water retention capacity of the muscle are improved, so that the muscle quality of the litopenaeus vannamei is improved.

The invention discloses an environment-friendly straw pellet feed and a preparation process thereof. The environment-friendly straw pellet feed comprises 60-75 parts of a straw base material, 8-12 parts of sweet potato powder, 5-15 parts of bran, 1-2 parts of an environment-friendly binder, 5-10 parts of a vegetable protein feed and 0.5-1 part of a compound microbial strain. The feed comprises 65 parts of a straw base material, 10 parts of sweet potato powder, 12 parts of bran, 1.5 parts of an environment-friendly binder, 8 parts of a vegetable protein feed and 0.8 part of a composite microbial strain. The straw base material comprises corn stalks, rice stalks or sorghum stalks. The vegetable protein feed adopts soybean meal, peanut meal or rapeseed meal. The invention relates to the technical field of feed processing, and particularly provides an environment-friendly straw pellet feed and a preparation process thereof.

The invention discloses color-improving high-fat compound feed for fancy carps and a preparation method of the color-improving high-fat compound feed, and belongs to the technical field of feed. The method is used for solving the technical problem that in the prior art, crude protein and pigment compositions in the color-increasing high-fat compound feed for the fancy carp are easily influenced by factors such as light, heat and pH. The color-improving high-fat compound feed for the fancy carp comprises a crude protein powder mixture, a grease expanding agent, a pigment compound, monocalcium phosphate, an antioxidant, choline, vitamin A and vitamin K. Mixing the spirulina, the astacin, the green algae and the xanthophyll to obtain a mixture; coating the mixture with an organic monomer butyl cyanoacrylate to prepare a pigment compound; the peony seed oil and the olive oil are used as wall materials to coat mixed core material powder composed of the fish meal, the soybean meal, the shrimp meal and the peanut meal, and the grease expanding agent is prepared. The prepared color-enhancing high-fat compound feed for the fancy carp has the effects of enhancing color enhancement, avoiding fat deposition of the fancy carp and balancing and enriching various nutrient elements.

The present application relates to the technical field of peanut rice crushing, and discloses a peanut crushing device for oil-sprinkled chilli, which comprises a crusher, and an adjustable screen cylinder mechanism is arranged in the crusher; the adjustable screen cylinder mechanism comprises an outer screen cylinder, an inner screen cylinder and a material throwing inner measuring assembly; the outer screen cylinder and the inner screen cylinder are concentrically nested, and the mesh holes of the two are initially aligned; the mesh holes of the two are dislocated by adjusting the axial translation of the inner screen cylinder, so that the diameter of the material passing mesh hole is dynamically adjusted; the axial translation of the inner screen cylinder causes the mesh holes of the outer screen cylinder and the inner screen cylinder to be dislocated, so that the effective diameter of the material passing mesh hole is dynamically adjusted; the flexible adjustment mode of 'one machine with multiple screens' can meet the diversified demand of oil-sprinkled chilli for peanut particle size without replacing the screen, and greatly improves the applicability and operation convenience of the device.

The present invention discloses a bioactive peptide with antioxidant and hypoglycemic functions, a composition and an application, and belongs to the technical field of bioactive peptides. The amino acid sequence of the bioactive peptide with antioxidant and hypoglycemic functions of the present invention is shown in one of SEQ ID NO:1 to SEQ ID NO:4. The present invention combines a plurality of enzymes to hydrolyze defatted peanut meal, thereby improving the diversity of peptide segments, and obtaining highly active enzymatic hydrolysis products by optimizing conditions. The enzymatic hydrolysis products are separated and purified by ultrafiltration and high performance liquid chromatography-mass spectrometry, thereby ensuring the purity and structural clarity of the peptide segments. Screening is performed in combination with bioinformatics technology, thereby improving the activity and effect of the peptide sequence. In vitro and in vivo experiments have shown that the separated bioactive peptides have good antioxidant and hypoglycemic effects, and have broad application prospects in the preparation of antioxidant and hypoglycemic products.

The present invention discloses a feed utilization rate improving pig feed and a preparation method thereof, and relates to the technical field of pig feeds, the feed is prepared from the following components in parts by weight: 50-60 parts of corn, 10-20 parts of soybean meal, 10-20 parts of wheat bran, 5-10 parts of peanut meal, 7-10 parts of rapeseed meal, 1-3 parts of propionic acid starch, 0.5-1 part of edible salt, 1-3 parts of baking soda, and 4-8 parts of a premix; the use effect of the pig feed is remarkably improved through a starch modification technology and a scientific proportioning scheme, remarkable effects are achieved in the aspects of improving the feed utilization rate and enhancing the palatability of the pig feed, and reliable support can be provided for green and healthy breeding.