139 results about "Xylooligosaccharide" patented technology

The invention relates to the technical field of plant extraction, in particular to a multi-product preparation method based on an arabinoxylan-lignin compound. The method comprises the following steps: treating a lignocellulose raw material by adopting a weak base extracting solution and a strong base extracting solution, and separating an obtained strong base extracting and dealkalizing suspension into an arabinoxylan-lignin compound dispersion liquid and arabinoxylan; performing enzymolysis on the dispersion liquid, and filtering enzymatic hydrolysate to obtain a precipitate which is lignin and a filtrate which is xylooligosaccharide liquid; and separating and purifying the xylooligosaccharide liquid to obtain xylooligosaccharide, xylose and arabinose. According to the method, on the basis of a weak base-strong base two-step extraction process, obtained arabinoxylan-lignin compound dispersion liquid is subjected to enzymolysis, so that lignin, xylooligosaccharide, xylose and arabinose can be continuously prepared, and the reutilization of the arabinoxylan-lignin compound is realized.

The invention discloses a feed for improving the flavor of broiler chickens and a preparation method of the feed, and belongs to the technical field of poultry feeds and feed preparation. Comprising the following components in parts by weight: 55 to 65 parts of basic ration, 35 to 40 parts of sea buckthorn pomace and bean dreg combined ferment, 3 to 5 parts of aquatic product leftover enzymatic hydrolysate, 3.5 to 4.0 parts of trehalose, 1.0 to 1.5 parts of ground cinnamon, 1.0 to 1.5 parts of xylooligosaccharide, 0.8 to 1.0 part of choline, 0.0001 to 0.0002 part of organic selenium and 0.01 to 0.02 part of folic acid. The mass ratio of the choline to the aquatic product leftover enzymatic hydrolysate is 1: (3.0-5.6); the mass ratio of the organic selenium to the sea buckthorn pomace and bean dreg combined fermentation product is 1: (58-100); the sea buckthorn pomace and bean dreg combined fermentation product is prepared by respectively pretreating sea buckthorn pomace and bean dregs and then carrying out aerobic, facultative and anaerobic continuous three-stage fermentation. The technical limitations that flavor substances of traditional feed are easy to inactivate and the utilization rate of agricultural by-products is low are broken through, and the breakthrough of flavor quality upgrading, efficient resource conversion and breeding benefit optimization is achieved.

The invention relates to the technical field of functional food, in particular to immune regulation type prebiotic syrup with synergy of galactomannan. The active components of the composite solid beverage are prepared from the following raw materials in percentage by weight: 20%-35% of fructo-oligosaccharide, 10%-18% of galactooligosaccharide, 8%-15% of stachyose, 3%-7% of xylooligosaccharide, 5%-12% of lactitol, 5%-10% of galactomannan, 2%-5% of yeast beta-glucan and 1%-3% of N-acetylglucosamine. The composition further comprises 4-8% of inulin and 3-6% of resistant dextrin as a matrix filling and slow-release carrier, and the sum of the weight percentages of all the active ingredients and the carrier is 100%. By remodeling intestinal microecology and inhibiting inflammation pathways, the intestinal inflammation state can be remarkably improved, expression of intestinal mucosa tight junction protein is promoted, and an innovative solution is provided for people suffering from chronic bowel diseases and immune imbalance.

The invention provides a healthy food, in particular to a hypoglycemic composition based on homology of medicine and food and gradient fermentation type prebiotics, which is a dry powder preparation and comprises a component A and a component B, the component A is a medicinal and edible component, and the component B is a prebiotic component; the component A is prepared from the following components in parts by mass: 2 to 15 parts of folium mori extract, 2 to 10 parts of bitter gourd extract, 2 to 20 parts of rhizoma dioscoreae extract, 1 to 10 parts of radix puerariae extract, 2 to 10 parts of fructus lycii extract, 0.5 to 5 parts of radix polygonati officinalis extract and 0.5 to 5 parts of rhizoma polygonati extract; the component B is prepared from 20 to 50 parts of resistant dextrin, 5 to 15 parts of xylooligosaccharide, 3 to 10 parts of inulin and 35 to 50 parts of D-psicose. The hypoglycemic activity of the traditional medicinal and edible materials is organically combined with the gradient fermentation type prebiotics, so that the hypoglycemic effect is realized by synergism of multiple action mechanisms, and the problems of single hypoglycemic mechanism and non-ideal blood sugar regulation effect of the existing product are solved.

The invention relates to the technical field of fermented beverages, in particular to a preparation method of a high-activity fruit and vegetable probiotic fermented beverage, which comprises the following steps: adding composite fruit and vegetable juice after enzymolysis, mineral water, xylooligosaccharide, grape seed extract, yeast extract and xanthan gum into a fermentation tank, and stirring until the materials are completely dissolved; then carrying out sterilization treatment by adopting high-temperature instantaneous sterilization; adding probiotic microcapsules into the sterilized mixed liquid, and performing staged temperature-controlled fermentation to obtain fermentation liquid; and performing homogenization treatment on the fermentation liquid, and finally performing vacuum degassing to obtain the high-activity fruit and vegetable probiotic fermented beverage. A composite wall material (sodium alginate-eucheuma powder-gellan gum) of the probiotic microcapsule forms a compact gel network to effectively isolate phenols, organic acids and other antibacterial components in fruits and vegetables, so that the damage of pH fluctuation and temperature change to thalli is resisted.

The invention provides a probiotic composition for inhibiting helicobacter pylori as well as a probiotic agent and application thereof, and belongs to the technical field of probiotic functional products. The probiotic composition is prepared from the following components in parts by weight: 0.05 to 2 parts of a pediococcus pentosaceus strain A21358, 0.01 to 1.5 parts of a plant lactobacillus strain A21136, 0.05 to 1.5 parts of a lactobacillus rhamnosus strain A21149 and 0.03 to 1.2 parts of a lactobacillus reuteri strain A21325. The probiotic agent comprises the probiotic composition, resistant dextrin, xylooligosaccharide, erythritol, inulin, fructo-oligosaccharide, hericium erinaceus powder, fucoidin and at least one fruit powder selected from grape powder, passion fruit powder and kiwi fruit powder, wherein the specific weight parts of the resistant dextrin, the xylooligosaccharide, the erythritol, the inulin, the fructo-oligosaccharide, the hericium erinaceus powder, the fucoidin and the at least one fruit powder are selected from grape powder, passion fruit powder and kiwi fruit powder. The probiotic agent has the effect of inhibiting helicobacter pylori, and a new thought is provided for clinical related auxiliary treatment of helicobacter pylori infection.

The invention relates to the technical field of solid beverages, in particular to isomaltitol dietary fiber particles and a preparation method thereof, and the isomaltitol dietary fiber particles comprise the following components: isomaltitol, Chinese date mulberry extract, golden flower Tibetan tea powder, fructo-oligosaccharide, polydextrose, xylooligosaccharide, stachyose, insoluble dietary fiber, inulin, konjac glucomannan and lycium barbarum polysaccharide. By processing the raw materials and optimizing the process, the problems of poor taste, low stability, single function and the like of the existing dietary fiber product are solved. The application of the microencapsulated isomaltitol and the ultrahigh pressure treated inulin respectively realizes the slow-release control of a sweetening agent and the improvement of the solubility of polysaccharide fibers, and the flavor adjustment of the Chinese date mulberry extract and the decaffeinated golden flower Tibetan tea powder, so that the product has high dietary fiber content and also has fresh and sweet fruit fragrance and elegant tea fragrance; and the taste is fine and caking-free.

The invention provides a composition for reducing blood pressure, blood fat, blood sugar and uric acid and a preparation method thereof, the composition takes nine kinds of vegetable fat such as acer truncatum seed oil, tomato seed oil and the like as core raw materials, a composite antioxidant, phytosterol and xylooligosaccharide are supplemented, multiple-effect synergy is realized through scientific proportioning, and in the preparation process, the composition is free of toxic and side effects. And by adopting a step-by-step stirring technology, a nitrogen protection technology and a gradient ultrasonic homogenization technology, the biological activity of each component is effectively maintained. A plurality of in-vitro experiments and animal models verify that the composition can significantly regulate blood pressure, blood fat, blood sugar and uric acid levels through the synergistic effect of the raw materials. The raw materials are natural, the active ingredients are completely reserved, and the efficacy is stable, so that the functional health-care product has a wide application prospect in the field of functional health-care product development.

The method comprises the following steps: S1, adding a formic acid-sodium formate solution into raw material powder, carrying out high-temperature oil bath, cooling to room temperature, carrying out suction filtration to obtain a supernatant A containing xylooligosaccharide, repeatedly cleaning and carrying out suction filtration until the extracted liquid is neutral, and drying at low temperature to obtain the xylooligosaccharide powder; pre-treated lignin raw materials are obtained; s2, putting the supernate into a dialysis bag, and magnetically stirring to obtain primary dialysis liquid B; s3, putting the preliminary dialysis liquid B into a dialysis bag, and magnetically stirring to obtain dialysis liquid C; s4, concentrating the dialysis liquid C to obtain concentrated liquid D; and S5, pre-freezing the concentrated liquid D, and freeze-drying the sample to obtain xylooligosaccharide powder E. According to the method, formic acid-sodium formate is used as a catalytic medium, different acid concentrations and molar ratios are adopted, high-temperature oil bath and dialysis freeze-drying are utilized for two-step extraction, and the yield of xylooligosaccharide after catalysis is obviously increased.

The utility model discloses an integrated secondary separation device for xylooligosaccharide extracting solution, which relates to the technical field of concentration equipment and comprises a separation tank and a cleaning component arranged in the middle of the right side of the separation tank. The cleaning assembly comprises a shell, a driving motor, a driving shaft, a cam, a first reset spring, a transverse plate, a movable sealing plate, a molecular sieve filter, a brush head, a swing rod and a second reset spring, the driving motor is installed at the front end of the shell, the output end of the driving motor penetrates through the front end of the shell to be connected with the driving shaft, and the driving shaft is sleeved with the cam. According to the integrated secondary separation device for the xylooligosaccharide extracting solution, when the surface area of a molecular sieve filter is reduced due to material attachment, a cleaning agent in an agent tank is pumped to a connecting hose and a spray head branch pipe through a water pump, and a dispersed water column spraying effect is realized through spray heads, so that the cleaning agent can be uniformly sprayed to each position of the molecular sieve filter; and clean flushing is ensured.

The application belongs to the technical field of natural substance separation and extraction, and particularly relates to a kind of Haematococcus pluvialis multi-product cascade separation method based on eutectic solvent sequential extraction and enzyme membrane reactor coupling, comprising the following steps: (1) cell wall weakening pretreatment step; (2) water-soluble component extraction step; (3) pigment component extraction step; (4) astaxanthin extraction step; (5) enzyme conversion step. Through the synergistic effect of eutectic solvent sequential extraction and enzyme membrane reactor, efficient, green and continuous cascade separation of water-soluble components, pigments, astaxanthin and xylo-oligosaccharides in Haematococcus pluvialis is realized, and product purity and resource utilization are improved.

The invention discloses an application of a prebiotic component in enhancing athletic ability and improving athletic performance. The prebiotic component is xylooligosaccharide. Animal experiments show that mice given with xylooligosaccharide can significantly improve the abundance of probiotics and enhance the muscle strength, constant-speed endurance and other movement functions of the mice. The xylooligosaccharide serving as an efficient prebiotic can be specifically utilized by specific probiotics in intestinal tracts, the abundance of the xylooligosaccharide is remarkably improved, growth of pathogenic bacteria is inhibited, then the micro-ecological environment of the intestinal tracts is optimized, and the exercise function improvement phenomena such as increase of muscle strength and delay of fatigue in endurance exercise are shown in behavioral tests. The cross-organ integration regulation and control from the intestinal microecology to the whole body physiological state and then to the athletic performance is reflected, so that the xylooligosaccharide has important significance in enhancing the athletic ability and improving the athletic performance.

The present application belongs to the field of separation of agroforestry biomass components, and provides a method for subcritical hydrolysis and alkaline DES treatment of castor straw fiber to hydrolyze associated oligomeric xylose and micro-nano lignin. The subcritical hydrolysis method is used to treat castor straw raw materials to obtain a large amount of oligomeric xylose, a small amount of micro-nano low molecular weight lignin and a hydrolysis residue rich in cellulose and lignin; then the hydrolysis residue is treated with alkaline deep eutectic solvent (DES) to obtain a slurry rich in cellulose and micro-nano high aryl ether bond lignin. Finally, the slurry rich in cellulose is enzymatically hydrolyzed by biotechnology to obtain high-yield glucose products. The present application integrates subcritical hydrolysis reaction and alkaline DES treatment technology, and can obtain various high-value-added products of castor straw biomass under mild reaction conditions, thereby providing technical support for the value-added of castor industry and the utilization of castor straw resources.

The application discloses a preparation method of bio-modified wheat bran containing xylo-oligosaccharide, and comprises the following steps: fermenting wheat bran by using mixed strains and composite enzymes; wherein the mixed strains comprise lactic acid bacteria, Saccharomyces cerevisiae and Bacillus licheniformis; and the composite enzymes comprise cellulase and xylanase. The preparation method provided by the application effectively reduces the contents of crude fiber and neutral detergent fiber in the wheat bran, increases the contents of crude protein and xylo-oligosaccharide in the fermented wheat bran, which are beneficial to the growth and development of animals, and improves the nutritional value of the wheat bran, so that the proportion of the wheat bran in feed application can be increased, and the addition amount of corn and soybean meal can be reduced.

The present application relates to the technical field of fermented milk, and particularly relates to a normal-temperature zero-sucrose yoghurt and a preparation method thereof.The preparation method of the normal-temperature zero-sucrose yoghurt provided by the present application comprises the following steps: preparing raw cow milk, and adding stabilizers, sweeteners, inulin or xylo-oligosaccharides, whey proteins and honeysuckle extract liquid, and then performing fermentation by using streptococcus thermophilus, lactobacillus bulgaricus and probiotics as fermentation strains.The normal-temperature yoghurt provided by the present application can ensure product flavor and shelf life stability and achieve the effect of weight loss through the synergistic effect of various raw materials.It is verified through animal experiments that the normal-temperature zero-sucrose yoghurt prepared by the present application has the effects of regulating rat weight, body fat rate and weight-related genes during the shelf life.

The invention belongs to the technical field of xylooligosaccharide preparation, and discloses a method for co-producing dissolving pulp and xylooligosaccharide by using bagasse. Comprising the following steps: (1) mixing a hydrogen bond acceptor, an alkaline hydrogen bond donor and a protective agent, and heating and stirring to prepare an alkaline eutectic solvent; (2) adding the bagasse into an alkaline eutectic solvent, and heating and stirring for reaction to obtain a reaction mixture; (3) carrying out solid-liquid separation on the reaction mixture, washing a solid component to be neutral to obtain holocellulose, and collecting a washing solution; mixing the washing solution and the liquid component, adding into absolute ethyl alcohol, standing and precipitating, then carrying out solid-liquid separation, and washing and freeze-drying the solid precipitate to obtain hemicellulose; (4) respectively performing enzymolysis on holocellulose and hemicellulose by adopting xylanase, collecting enzymatic hydrolysate and enzymolysis residues, merging the enzymatic hydrolysate, and treating to obtain xylooligosaccharide; washing and freeze-drying holocellulose enzymolysis residues to obtain the dissolving pulp. The alkaline eutectic solvent is used for assisting enzymolysis to obtain the dissolving pulp and the xylooligosaccharide.

The invention discloses a preparation method of low-moisture and low-water-activity xylooligosaccharide powder, and belongs to the field of functional sugar alcohol. The method comprises the following steps: taking a xylooligosaccharide solution with the refractive index of 35-50%, adding activated carbon for decoloration, filtering, adding deionized water to adjust the refractive index to 40-48%, and purifying through cation exchange resin, anion exchange resin, anion exchange resin and cation exchange resin in sequence; evaporating the purified solution until the refractive index is 50-55%; homogenizing the concentrated solution, spraying the homogenized concentrated solution into a spray drying tower through a spray head, and drying the homogenized concentrated solution in a heating evaporation area and a cooling collection area under the pressure of 100-150Pa in the tower; and drying, screening with a 60-mesh screen, feeding into a clean room, cooling, and packaging. The water content of the prepared xylooligosaccharide powder is 0.1%-1%, the water activity is 0.1% or below, the product fluidity is good, crushing treatment is not needed, the process is simple and efficient, and the xylooligosaccharide powder is suitable for industrial production.

The invention discloses full-nutrient protein powder for special medical purposes, and mainly relates to full-nutrient protein powder for special medical purposes. Compared with the prior art, the full-nutrient protein powder for the special medical purpose is prepared from soybean protein powder, hydrolyzed whey protein powder, beta-cyclodextrin modified starch, ferulic acid, taurine, xylooligosaccharide, compound amino acid, compound mineral substances and compound vitamins. Beta-cyclodextrin modified starch subjected to special treatment is also added, the starch is selected from mung bean starch, firstly, beta-cyclodextrin and the mung bean starch are mixed and subjected to high-temperature gelatinization, so that starch molecular chains are fully stretched, and a cyclic structure of the beta-cyclodextrin is combined with starch molecules through hydrogen bonds; a composite structure with a steric hindrance effect is formed, and agglomeration caused by aggregation of protein particles due to hydrophobic interaction is reduced, so that the digestive absorbability and the normal-temperature water dissolving speed of the protein powder are improved, and the protein powder is easier to eat when being brewed and applied.

The invention belongs to the technical field of microecological preparations, and provides an animal microecological preparation for promoting intestinal health and a preparation method thereof. The preparation method comprises the following steps: firstly, respectively culturing lactobacillus reuteri and pediococcus acidilactici in an MRS culture medium, culturing bacillus subtilis in an LB culture medium, and culturing saccharomyces cerevisiae in a YPD culture medium to obtain high-activity bacterial liquid; the method comprises the following steps: mixing a multi-strain bacterial liquid with a substrate containing soybean meal hydrolysate, wheat bran and the like, and carrying out staged fermentation, so as to realize metabolism synergy among different strains; then, mixing the fermentation product with skimmed milk powder, maltodextrin and glycerol, and performing freeze drying to prepare a multi-strain probiotic preparation; and finally, mixing the probiotic preparation with nisin, pediococcus acidilactici, fructo-oligosaccharide and xylooligosaccharide, and performing vacuum drying to prepare the microecological preparation, so that the microecological preparation can effectively regulate the microecological balance of animal intestinal tracts, enhance the health level and reduce the use of antibiotics, and has remarkable economic and ecological benefits.

The invention relates to the technical field of development of novel food sources, in particular to a vegetable protein solid beverage and a preparation method thereof. The vegetable protein solid beverage consists of the following raw materials in percentage by mass: 50-70 parts of soybean protein isolate, 10-20 parts of isomaltooligosaccharide, 5-10 parts of red bean powder, 5-10 parts of black bean powder, 5-10 parts of corn flour, 5-10 parts of oat flour, 3-8 parts of soybean peptide powder, 2-5 parts of xylooligosaccharide, 2-5 parts of radix polygonati officinalis powder, 2-5 parts of skim milk powder, 1-3 parts of hericium erinaceus powder, 1-3 parts of inulin and 0.5-2 parts of calcium carbonate. The feed additive comprises the following components in parts by weight: 0.1-0.5 part of ferric pyrophosphate, 0.01-0.05 part of beta-carotene and 0.01-0.05 part of ethyl maltol The invention focuses on vegetable protein compounding optimization and precise preparation, selects soybean protein isolate and a plurality of medicinal and edible plant raw materials, and combines scientific proportioning and fine process, so as to break through the limitation of traditional products, develop the vegetable protein solid beverage which is comprehensive in nutrition, fine and smooth in taste, good in stability and suitable for special crowds, and fill the blank of the market subdivision field.

The invention discloses a prebiotic composition rich in dendrobium officinale polysaccharides. The prebiotic composition comprises the following components in parts by weight: 10-30 parts of dendrobium officinale polysaccharides, 4-28 parts of xylooligosaccharide, 5-20 parts of stachyose, 10-30 parts of galactooligosaccharide, 4-20 parts of psyllium husk powder and 10-30 parts of taste adjusting powder. According to the prebiotic composition rich in the dendrobium officinale polysaccharide, the efficient delivery and stability of the dendrobium officinale polysaccharide are ensured through the careful selection of the raw materials and the collaborative design of the formula, and the intestinal health promotion function is improved. The invention further provides a tablet candy adopting the prebiotic composition and a preparation method of the tablet candy.

The application discloses a preparation method of xylose, which comprises the following steps: S1, adding xylanase into a xylose mother liquor for enzyme hydrolysis and viscosity reduction; S2, adding calcium hydroxide into the enzyme hydrolysis liquor and passing in CO2 to generate nanometer calcium carbonate floccus to adsorb impurities; S3, performing cross-flow filtration on the ceramic-polyether sulfone composite membrane to improve the purity of the xylose; S4, performing multistage countercurrent chromatography separation on the calcium type strong acid cation resin, and dynamically adjusting an elution gradient through online HPLC feedback; and S5, performing three-effect evaporation concentration, then stage cooling crystallization, adding alpha type xylose crystal seeds to control the crystal form; the application utilizes enzyme hydrolysis-flocculation to cooperatively reduce the viscosity of the mother liquor to greater than or equal to 45%, and the nanometer floccus has an impurity adsorption efficiency greater than or equal to 85%; a dynamic chromatography separation factor is improved to 1.8, and the xylose recovery rate is greater than or equal to 96.2%; alpha type crystal purity greater than or equal to 99.5% is obtained through gradient crystallization, and the comprehensive energy consumption is reduced; and the enzyme hydrolysis conversion of the raffinate generates xylooligosaccharide and high fructose syrup.

The invention discloses a traditional Chinese medicine and non-traditional Chinese medicine combination formula for treating sub-health, and relates to the technical field of combination of traditional Chinese medicines and nutritional supplements.The traditional Chinese medicine and non-traditional Chinese medicine combination formula comprises 200 mg of lipoic acid, 100 mg of coenzyme Q10, 20 mg of pyrroloquinoline quinone, 3 g of xylooligosaccharide, 5 g of glutamine, 400 mg of plant lactic acid bacteria, 5 billion CFC of bifidobacterium longum, 300 mg of South African drunken solanum, 100 mg of rhodiola rosea, 200 mg of semen vaccariae extract, 50 mg of centella asiatica extract and 100 mg of phosphatidylserine. Compared with the prior art, the invention has the following advantages: the drug effect is stable; the effect is quick; the functions are comprehensive; the safety is high; the dosage forms are various.

The succinic acid catalyst is adopted, two carboxyl functional groups exist in molecules at the same time, higher catalytic activity is achieved, the corncobs are subjected to hydrothermal catalytic pretreatment, high-quality raw materials for preparing briquette fuel are obtained, and meanwhile xylooligosaccharide by-products with high economic benefits can be obtained. Meanwhile, the succinic acid is used as a food functional additive, does not need to be separated, also has a certain preservative effect, can inhibit the growth and reproduction of microorganisms in the food, prolongs the shelf life of the food, and is beneficial to keeping the freshness and quality of the food. Compared with corncob hemicellulose before treatment, most of the residues obtained after treatment are degraded, the carbon proportion in the residual residues is higher, the energy density is higher, and the heat value is increased.

The invention relates to the technical field of tea powder preparation, in particular to beauty-maintaining hippophae rhamnoides fruit tea powder and a preparation method thereof.The beauty-maintaining hippophae rhamnoides fruit tea powder is prepared from, by weight, 20-40 parts of hippophae rhamnoides fruit extract, 5-15 parts of pearl powder, 10-20 parts of rose fruit powder, 15-30 parts of xylooligosaccharide and 0.5-2 parts of sodium hyaluronate; the sea-buckthorn extract, the pearl powder, the rose fruit powder, the xylooligosaccharide and the sodium hyaluronate are selected for scientific compatibility, and the raw materials form a synergistic effect on beautifying effects, so that respective natural beautifying characteristics can be exerted, mutual promotion can be realized, superposition and complementation of the effects are realized, and the comprehensive beautifying value of the product is comprehensively improved; moreover, the sea-buckthorn is extracted by adopting a supercritical carbon dioxide extraction technology and is matched with a specific entrainer, so that active ingredients in the sea-buckthorn can be efficiently extracted under mild conditions, ingredient damage caused by high temperature or a chemical solvent in a traditional extraction method is avoided, and natural effects of the sea-buckthorn are completely reserved.

The present application relates to the field of microorganism, discloses a lactobacillus paragasseri and application thereof. The lactobacillus paragasseri with the preservation number CGMCC No.36335 provided by the present application can metabolize multiple non-digestible carbohydrates, especially xylo-oligosaccharides, resistant starch, arabinose and mucin, and realize growth and reproduction by taking these substances as the only carbon source; can relieve constipation, and has the application prospect of preparing preparations for defecation; can produce high-yield lipoteichoic acid, and has the application value for industrial production of lipoteichoic acid.

The present application relates to the field of agricultural biotechnology and plant disease control technology, and specifically discloses a composition for preventing and controlling rape root rot, a preparation method and application thereof. The composition is prepared by fermentation of the following components in parts by weight: tea seed cake 10-30 parts, oyster shell powder 20-30 parts, waste molasses 10-20 parts, brewer's yeast powder 1-5 parts, xylo-oligosaccharide industrial residue 1-3 parts, and a composite fermentation agent containing lactobacillus plantarum, bacillus coagulans and propionic acid-producing propionibacterium 1-3 parts. The fermentation process adopts a two-stage pH control timing inoculation process: in the first stage, brewer's yeast is inoculated; in the second stage, the composite fermentation agent is inoculated under acidic conditions, and through synergistic metabolism, the sugar source is efficiently converted into a short-chain fatty acid composite system mainly composed of lactic acid and propionic acid. The prevention and control effect on rape root rot is significantly improved, and the composition also has the functions of improving soil and promoting crop growth, and has the advantages of high efficiency, environmental protection and multi-effect combination.

The present application relates to a kind of compound preparation for preventing and treating poultry enteritis diarrhea, it is mainly made of the following weight parts proportion raw materials: catnip 10-12 parts, 10-12 parts of banlangen, 8-10 parts of heartleaf hedyotis, 10-12 parts of pepper, 10-15 parts of green wormwood, 8-10 parts of Chinese clematis, 10-12 parts of atractylodes, 3-5 parts of xylo-oligosaccharide, 1-3 parts of garlicin, 1-3 parts of capsaicin, 5-7 parts of vitamin C, 0.1-0.3 parts of vitamin A, 4-5 parts of bacillus licheniformis, 4-5 parts of butyric acid clostridium, 10-12 parts of brown sugar.The compound preparation can effectively improve the immune function of organism, prevent and treat diarrhea caused by poultry enteritis, improve intestinal health;While preparation enters organism, is easily absorbed, and clinical administration is convenient, suitable for group administration, save manpower and material resources.

The invention relates to the technical field of agricultural biology, and particularly discloses a micro-ecological soil conditioner for preventing and treating tomato bacterial wilt and a preparation method thereof.According to the conditioner, saccharose, soybean meal, biochar and sheep manure serve as core raw materials, and bacillus amyloliquefaciens powder, saccharomyces cerevisiae boulardii powder, chitosan oligosaccharide powder and xylooligosaccharide powder are compounded. Wherein the biochar is pretreated by sodium hydroxide and is combined with a segmented carbonization and activation process, so that the pore structure and the adsorption performance are optimized; the humification degree and the stability of the decomposed sheep manure are improved through EM microbial agent pretreatment, three-stage temperature control fermentation and microwave vacuum drying technologies. According to the preparation process, raw materials are finely crushed and screened, aerobic fermentation is performed by adopting a compound fermentation inoculant, and low-temperature drying is performed after biochar acidification treatment and granulation are combined, so that the soil conditioner containing active microorganisms, organic matters and functional substances is finally obtained, the soil micro-ecological environment can be effectively improved, and propagation of tomato bacterial wilt bacteria can be inhibited.

The invention discloses a broiler feed added with bacteria and enzyme for synergistic fermentation and an application method of the broiler feed, and relates to the technical field of biological fermentation feeds, the broiler feed comprises the following raw materials in parts by weight: 60-70 parts of soybean meal, 20-25 parts of corn flour, 10-15 parts of wheat bran, 0.5-1.0 part of sodium alginate, 0.1-0.2 part of xylooligosaccharide and a complex microbial inoculant; the complex microbial inoculant comprises bacillus subtilis and lactobacillus plantarum, relative to the mass of the fermentation substrate, the inoculum size of the bacillus subtilis is 0.8 * 10 < 6 >-1.2 * 10 < 6 > CFU / g, and the inoculum size of the lactobacillus plantarum is 1.8 * 10 < 6 >-2.2 * 10 < 6 > CFU / g. Through specific parameter-oriented process control and a gradient post-treatment process, the problems of non-uniform distribution of active ingredients and surface cracking in feed processing are solved, the structural compactness and uniformity of feed particles are improved, the acid-resistant protection effect and stomach-passing survival rate of active substances are enhanced, and the feed quality is improved. The intestinal health and the growth performance of animals are effectively improved.