100 results about "Peanut meal" patented technology

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 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 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 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 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 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 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 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.

The invention relates to a feed containing an acremonium terricola culture as well as a preparation method and application of the feed. Comprising 35-45 parts of corn, 6-10 parts of soybean meal, 5-8 parts of peanut meal, 5-10 parts of bran, 5-10 parts of a sodium alginate solution, 15-20 parts of a plant material fermentation product, 8-12 parts of an acremonium terricola culture, 1-3 parts of soybean oil, 1-3 parts of calcium hydrogen phosphate, 1-3 parts of compound amino acid, 1-2 parts of table salt and 1-3 parts of a premix. The clostridium butyricum is used for fermenting the mixed material of the plant stems and leaves and the straw to obtain the plant material fermentation product, the plant material fermentation product and the acremonium terricola culture product are used in a combined mode, and a certain synergistic effect exists between the plant material fermentation product and the acremonium terricola culture product, so that the utilization rate of the feed can be remarkably increased, and growth and weight gain of pigs are promoted; meanwhile, the pig carcass quality can be remarkably improved, the feed cost can be reduced, the product quality is improved, and the economic benefits are improved.

The present invention belongs to the field of peanut meal processing technology, and in particular to a method that can significantly improve the anti-inflammatory effect of peanut meal polysaccharides. The method that can significantly improve the anti-inflammatory effect of peanut meal polysaccharides provided by the present application comprises the following steps: extracting peanut meal polysaccharides; degrading them using Vc and H2O2, and conducting experiments on the anti-inflammatory activities of IL-6, TNF-α and IL-4, respectively, to obtain the optimal degradation time. The beneficial effect of the present application is that peanut meal polysaccharides are subjected to degradation treatment, which solves the technical problem that peanut meal polysaccharides are difficult to be directly utilized by the human body. The results show that peanut meal polysaccharides degraded for 1.25 h have the strongest anti-inflammatory activity, which can reduce IL-6 levels by 37.82%; peanut meal polysaccharides degraded for 2.5 h have the greatest effect on the IL-4 expression level of RAW 264.7 cells, and have the best effect on inhibiting IL-4 release, which can reduce IL-4 levels by 39.68%, and significantly enhance anti-inflammatory activity.

The invention belongs to the technical field of livestock and poultry breeding and feed formulas, and particularly relates to feed for improving the meat quality of Songliao black pigs by cooperatively replacing soybean meal with fermented miscellaneous meal and application. The feed is prepared from the following components in parts by mass: 60 to 65 parts of corn, 8 to 12 parts of fermented peanut meal, 6 to 10 parts of fermented sesame seed meal, 3 to 5 parts of soybean meal, 4 to 6 parts of bran, 3 to 5 parts of rice bran, 1 to 2 parts of fish meal, 0.8 to 1.2 parts of stone powder, 0.6 to 0.9 part of calcium hydrogen phosphate, 0.3 to 0.5 part of table salt, 0.2 to 0.4 part of amino acid premix, 0.1 to 0.2 part of vitamin premix, 0.1 to 0.2 part of mineral premix and 0.05 to 0.1 part of compound enzyme preparation, wherein the total mass of the feed is 100 parts. Wherein the mass ratio of the fermented peanut meal to the fermented sesame meal is (1.0-1.5): 1, the proportion of the fermented peanut meal and the fermented sesame meal for synergistically replacing the soybean meal is 70%-85%, the crude protein content of the feed is kept at 16%-18%, and the feed meets the protein requirement of the Songliao black pigs in the fattening period. The feed can meet the growth and metabolism requirements of the Songliao black pigs, and the meat quality is remarkably improved while the breeding cost is reduced.

The invention discloses a degreased peanut meal replacement bar and a preparation method thereof. The degreased peanut meal replacement bar comprises the following raw materials by mass: 28-32 g of degreased peanut kernels, 8-12 g of Chinese yam powder, 8-12 g of degreased peanut powder, 10-13 g of xylitol, 3-5 g of peanut essence, 0.3-0.5 g of baking soda, 5-8 g of pumpkin seeds and 17.5-37.7 g of purified water. The degreased peanut kernels serve as main food materials, rich food materials such as the Chinese yam powder, the degreased peanut powder, the pumpkin seeds, the xylitol, the peanut essence and the baking soda and safety additives are supplemented, the prepared degreased peanut meal replacement bar is rich in nutrition and good in taste, compared with traditional meal replacement bars, the sugar content and the fat content are reduced, addition of preservatives and the like is reduced, and the prepared degreased peanut meal replacement bar is rich in nutrition and good in taste. The fat-reducing food not only can meet the health requirement, but also can be suitable for being eaten by people with the fat-reducing requirement, and provides a healthier choice for consumers.

The present application belongs to the field of musk deer breeding, and discloses a kind of musk deer feed and its feeding method in breeding, aiming at solving the problem of few kinds of musk deer feed in the market, and the problem of short musk deer producing time, harmful components in musk etc. caused by unbalanced nutrition and excessive addition of hormone drugs. The present application is composed of agaric, fish meal, silkworm chrysalis, yeast, soybean meal, peanut meal, corn, salt and compound vitamin. The musk deer feed is prepared by mixing agaric, fish meal and silkworm chrysalis with yeast, and then the musk deer is fed by increasing the amount of feed day by day. The musk deer feed provided by the present application changes under the action of microorganisms, so that the raw materials can play a synergistic effect. After the musk deer feeds on the feed for several months before producing musk, the musk deer becomes stronger, more active, secretes more male hormones, has stronger sexual ability and stronger musk secreting ability, so that the musk producing amount is increased.

The invention provides a method for preparing peanut protein from peanut meal, and belongs to the technical field of agricultural product processing. The method comprises the following steps: performing enzymolysis treatment on peanut meal powder by using alpha-amylase to obtain peanut meal enzymatic hydrolysate; and carrying out any one of the following modification treatment on the peanut meal enzymatic hydrolysate to obtain the peanut protein: ultrasonic treatment, alkali treatment and ultrasonic-assisted alkali treatment. According to the method, the problem of low solubility caused by high-temperature denaturation of the peanut protein is effectively solved through combined modification treatment by cracking the structure of the protein wrapped by the starch through the alpha-amylase, and the peanut protein prepared by the method is high in solubility, excellent in emulsifying property and high in antioxidant activity; the method can be widely applied to processing scenes of various products such as drinks, dairy products, meat products, baked foods and the like needing to be added with protein ingredients.

The invention relates to the technical field of biomass adhesives, and discloses an environment-friendly plate bonding biological glue and a preparation method thereof, the biological glue is prepared from a composite vegetable protein basic raw material, water, alkali, protease, phytic acid and vanillic aldehyde thiosemicarbazone; the vanillin thiosemicarbazone is stable at normal temperature and can release vanillin in situ under a hot pressing condition; the preparation method comprises the following steps: carrying out alkaline denaturation on a composite raw material consisting of soybean meal, flour and peanut powder; then carrying out enzymolysis; and finally adding phytic acid and vanillic aldehyde thiosemicarbazone serving as a latent cross-linking agent. According to the invention, phytic acid and vanillin released in situ form a dual cross-linked network, so that the performance is synergistically improved; and the application of the latent cross-linking agent ensures the long working life. The obtained biological adhesive is free of formaldehyde addition and has excellent environmental protection property, mechanical property and process operability.

The invention relates to the technical field of soil remediation, in particular to a soil remediation agent containing traditional Chinese medicine residue leavening and a preparation method of the soil remediation agent. By adding rice bran, peanut meal, dried orange peel residue powder, cortex phellodendri residue powder, radix isatidis residue powder and eugenol residue powder, a bacterial liquid culture solution is prepared. And inoculating the microbial bacterial liquid into the culture solution, and culturing and fermenting to obtain the traditional Chinese medicine residue fermented product. Straw powder, urea, the fermented traditional Chinese medicine residue, the magnetic composite material, a magnetic loading material and a forming aid are mixed and stirred, granulation and drying are performed after uniform stirring, and the soil remediation agent containing the fermented traditional Chinese medicine residue is obtained. The soil remediation agent prepared by the invention has excellent bacteriostasis and sterilization performance and heavy metal passivation effect, so that the soil remediation agent has a wide application prospect in the technical field of soil remediation.

The invention provides a production process of high-oleic-acid peanut oil, which comprises the following steps: S1, selecting high-quality high-oleic-acid peanut kernels as an oil material, and screening to remove impurities; s2, performing low-temperature tempering and low-temperature squeezing on the peanut kernels, and filtering by a centrifugal machine to obtain peanut oil; s3, standing and precipitating the peanut oil; s4, carrying out physical filtration by using a plate-and-frame filter; s5, performing freezing and physical filtration; and S6, obtaining the finished high-oleic-acid peanut oil. According to the method, the loss of nutritional ingredients caused by high temperature is avoided, and meanwhile, the protein denaturation of the byproduct peanut meal is greatly reduced through low-temperature squeezing, so that the peanut meal has higher utilization value. A low-temperature filtering mode is adopted to replace a traditional refining process, and the product does not make contact with substances such as alkali, sodium salt, carclazyte and activated carbon in the whole process. Manpower and material resources are saved, the productivity and benefits are greatly increased, and the product quality is improved.

The invention discloses a method for identifying the specificity of red seed coat peanuts based on high antioxidant active substances, which is used for identifying or identifying peeled peanut materials or other industrial and agricultural peanut materials, and constructs a specific chromatographic analysis path based on newly found specific chemical components in the red seed coat peanuts. And the red seed coat peanut raw material is identified and identified based on the specific characteristic chromatographic peak of the red seed coat peanut material. For common peanut protein powder, peeled peanut powder, peeled peanut seed kernels and other common materials, the method can directly identify whether the agricultural and industrial peanut raw materials are red-seed-coat peanut sources or not without depending on the integrity of seed coats, and an important technical basis is provided for quality control and variety identification of the peanut raw materials.

The present application relates to a kind of complex enzyme preparation for inhibiting zearalenone generation and its preparation method and application, belong to microorganism and food safety technical field.The complex enzyme preparation prepared in the present application contains medium-temperature alpha-amylase, glucose oxidase, mannose oligosaccharide and soluble starch, medium-temperature alpha-amylase can effectively inhibit the generation of zearalenone in peanut meal, glucose oxidase can consume oxygen and produce acid, inhibit the growth of mould, mannose oligosaccharide can efficiently adsorb the generated zearalenone, and soluble starch is a stable carrier, which can be enzymatically hydrolyzed by medium-temperature alpha-amylase to generate glucose, providing a slow-release substrate for glucose oxidase.The complex enzyme preparation product can inhibit the generation of mycotoxin in crop feed raw materials from the root, has little effect on product quality, is more friendly to the environment, and the raw materials of complex enzyme preparation are easy to obtain, low in cost and widely used.

The invention discloses a composite micro-ecological preparation and application thereof in feed, and belongs to the technical field of microorganisms, the composite micro-ecological preparation comprises lysinibacillus and mannan oligosaccharide, the lysinibacillus is preserved in the China Center for Type Microbiological Culture Collection, the preservation address is Wuhan University, Hubei Province, and the preservation number is CCTCC No.M20241816. The invention further discloses a preparation method of the composite micro-ecological preparation. The compound microecological preparation disclosed by the invention can be used for more remarkably reducing the content of aflatoxin B1 and increasing the content of water-soluble polysaccharide, and is beneficial to increasing the market value of a feed containing peanut meal, corn and / or soybean meal.

The invention relates to a functional molecular marker for white seed coat characters of peanut powder and application, and belongs to the field of molecular biology. The method comprises the following steps: carrying out BSA (Bovine Serum Albumin) analysis on a recombinant inbred line group taking far hybrid 9102 and Tifrunner as parents by constructing a mixed pool, and positioning two major QTLs linked with the character of the pink white seed coat; two candidate genes AhbHLH-2A and AhbHLH-2B are screened by analyzing a family genotype recombination unit of an RIL group, and the genes are knocked out from peanuts, so that the functions of the genes are verified. According to the present invention, two groups of KASP primers (A02.97750456 and A12.113996432) are developed according to the difference of the genome sequence for regulating the white seed coat of the peanut powder, and the authenticity and the linkage of the InDel site of the A02.97750456 and the SNP site of the A12.113996432 are verified in the "far hybrid 9102 * Tifrunner" RIL population and the germplasm resource material, and the molecular marker can rapidly and accurately obtain the white seed coat character of the peanut powder, and can be used in the peanut molecule-assisted marker breeding.

A soft and malleable (non-crumbly) consumable pet treat is provided. The pet treat has a peanut butter-like color. The pet treat comprises a substantially homogenous matrix comprising native and modified wheat starch, peanut flour, peanut butter, a liquid sweetener and a humectant, where the matrix binds or retains oil of peanut butter, so the treat does not have an oily or sticky surface. The homogenous texture matrix can be enriched in volatile compounds, which emit savory aromas. The pet treat has sufficient moisture to maintain the soft and malleable (non-crumbly) texture after packaging and throughout normal distribution to the end user. The pet treat is shelf stable and avoids spoilage, i.e., bacteria or fungal growth. The pet treat remains intact and does not excessively agglomerate in packaging. The pet treat can be unpackaged and handled without exposure to a bothersome sticky, oily, and / or crumbly mess.

The invention belongs to the technical field of adhesives for artificial boards, and particularly relates to preparation of a high-water-retention peanut meal formaldehyde-free adhesive and application of the high-water-retention peanut meal formaldehyde-free adhesive in impregnated bond paper veneer blockboards. The peanut meal subjected to enzymolysis treatment is used as a main raw material, epoxy hyperbranched hydroxyethyl cellulose is introduced as a water-retaining agent and a cross-linking agent, and inorganic calcium salt is used as a synergistic auxiliary agent, so that the high-water-retention peanut meal formaldehyde-free adhesive is obtained. The high-water-retention formaldehyde-free adhesive prepared by the preparation method disclosed by the invention can be used for remarkably improving the water retention and the bonding strength, prolonging the opening time in a dry environment and effectively improving the pre-pressing forming quality and the water resistance of a plate, and is suitable for the field of manufacturing of green artificial boards.

The invention relates to the technical field of peanut kernel crushing, and discloses a peanut crushing device for chili oil, comprising: a crusher in which an adjustable screen drum mechanism is arranged; the adjustable screen drum mechanism comprises an outer screen drum, an inner screen drum and a material throwing inner measuring assembly, the outer screen drum and the inner screen drum are concentrically nested, meshes of the outer screen drum and the inner screen drum are initially aligned, and the meshes of the inner screen drum are staggered by adjusting axial translation of the inner screen drum, so that the diameter of a material passing mesh is dynamically adjusted; through axial translation of the inner screen drum, the meshes of the outer screen drum and the inner screen drum are staggered, so that the effective diameter of the material passing meshes is dynamically adjusted, the flexible adjustment mode of one machine with multiple screens is adopted, the requirement of chili oil for peanut particle size diversification can be met without replacing the screens, and the production efficiency is improved. And the applicability and the operation convenience of the device are greatly improved.

The invention discloses a compound feed for improving disease resistance of blue crabs and a preparation method of the compound feed, and belongs to the technical field of aquaculture feeds. The compound feed capable of improving the disease resistance of the blue crabs comprises the following raw materials in parts by mass: 25-35 parts of soybean meal, 15-25 parts of peanut meal, 15-20 parts of fish meal, 4-6 parts of a compound microbial agent, 10-12 parts of wheat flour, 4-6 parts of chicory root powder, 4-6 parts of oat flour, 1.5-2.5 parts of corncob zymolyte, 0.5-1 part of compound vitamins, 1-1.5 parts of compound mineral salt and 2-4 parts of a traditional Chinese medicine composition. The compound feed disclosed by the invention can be used for improving the disease resistance of the blue crabs and reducing the use of antibiotic drugs; and the compound feed can improve the growth performance and survival rate of the blue crabs, achieves the purpose of yield increase, and has good popularization and application prospects.