57 results about "Soybean Lecithin" patented technology

This invention relates to the field of baking food processing technology, and discloses a method for preparing sponge cake using an oil gel as a substitute for butter. The method includes heating and stirring refined rapeseed oil and food-grade candelilla wax to obtain a lipid eutectic; after cooling, adding food-grade soybean lecithin and shearing and mixing; mechanically shearing and cooling to 45°C to obtain a microcrystalline network primary material; obtaining a modified oil gel through low-speed stirring, slow rewarming and constant temperature, and then cooling to 25°C and holding at that temperature; using this oil gel to replace butter and mixing with baking ingredients at low speed and forced shearing and whipping to obtain a batter; continuously baking in molds and naturally cooling and demolding to obtain a sponge cake. This invention utilizes lecithin and wax crystals to synergistically construct a three-dimensional network framework with thixotropic recovery capabilities, solving the defects of conventional oil gel networks that are fragile and easily damaged by shearing. It effectively traps air bubbles and prevents oil precipitation during the batter whipping stage, reducing saturated fat intake while resulting in a soft, porous sponge cake with no residual wax.

The invention provides an application of combined use of xanthan gum, soya bean lecithin and a bitter agent in a bitter placebo matrix used in a traditional Chinese medicine decoction. The invention provides a placebo matrix composition capable of simulating the aftertaste of a traditional Chinese medicine decoction. The decoction comprises the following raw materials in percentage by weight: 0.03-0.04% of a bitterness agent, 0.05-0.2% of xanthan gum and 1.5-3% of soybean lecithin. The invention further provides the modified rheum officinale and coptis chinensis gargle placebo. Aiming at the defects that only instantaneous bitter taste can be generated by simply adding a bitterness agent and the bitter taste fades quickly in the prior art, the invention provides a method capable of actively regulating and remarkably prolonging the bitter taste sensing duration, so that the placebo can realistically reproduce a complete time-intensity curve of'bitter taste in mouth-lasting bitter taste after mouth 'of a traditional Chinese medicine decoction; therefore, the testee is prevented from being broken by bitterness lasting time difference. The method breaks through the limitation of traditional solution simulation, and aims to provide a new thought for preparation of traditional Chinese medicine placebo, further improve the sensory simulation level of the placebo and provide a method and reference for research of similar placebo.

The application discloses a method for preparing goldfish feed from fermented abalone viscera powder, and comprises the following steps: preparing fermented abalone viscera powder, including raw material pretreatment, strain activation, anaerobic fermentation and final treatment; preparing a formula of the goldfish feed, including fermented abalone viscera powder, spirulina powder, fish meal, soybean meal, rice bran, wheat flour, fish oil, alpha-starch, soybean lecithin, calcium dihydrogen phosphate, vitamin premix, mineral premix, betaine, garlicin, VC-phosphate, lysine and choline chloride; and preparing the goldfish feed, including accurate batching, uniform mixing, moisture adjustment and molding, grading granulation, drying and cooling and grading screening. The fermentation and feed preparation process is simplified, the complicated enzymolysis-fermentation combined process is abandoned, no professional technical personnel are needed, and the household breeders can prepare the feed through simple equipment, and the enterprises can mass-produce the feed; the formula is optimized for goldfishes in different growth stages, is suitable for multiple goldfishes such as golden goldfish and grass goldfish, and has high application flexibility.

The invention relates to low-fat fragrant and sweet salad dressing and a preparation method thereof, and belongs to the technical field of food processing. The salad dressing comprises functional components such as carrageenan, arginine, microfibrillated cellulose, glyceryl monostearate, hydroxypropyl cyclodextrin, soybean lecithin and vegetable oil according to a specific proportion. The preparation method is characterized in that glyceryl monostearate, hydroxypropyl cyclodextrin and soybean phospholipid are melted, mixed and crystallized in advance to form solid composite particles which can be melted in an oral cavity in a phase change manner, so that a strong flavor outbreak feeling and a mellow taste are provided; meanwhile, the salt is slowly released by utilizing the electrostatic interaction of the carrageenan and the arginine in the system; and by combining a three-dimensional network constructed by microfibrillated cellulose, the product is endowed with excellent oil-water separation resistance. While the content of fat and sodium is reduced, the problems of insufficient flavor and poor stability of the traditional low-fat sauce can be improved.

The invention provides an essential oil delivery system based on bionic lipidosome and a preparation method thereof, and belongs to the technical field of cosmetics and pharmaceutical preparations, a membrane material of the bionic lipidosome delivery system contains a component similar to skin cuticle lipid, and an inclusion compound formed by cyclodextrin and volatile active ingredients is encapsulated in the membrane material; the volatile active component is selected from plant essential oil or active components thereof with anti-aging, analgesic, anti-inflammatory or anti-allergy effects; the membrane material is prepared from hydrogenated soybean lecithin, cholesterol, ceramide, phytosphingosine, phytosterol and an antioxidant; according to the bionic liposome delivery system provided by the invention, the volatility of active ingredients can be remarkably reduced, the stability of the active ingredients can be improved, and slow release and synergistic infiltration promotion effects can be realized, so that the effects of the bionic liposome delivery system in anti-aging, pain relieving and other applications can be greatly enhanced.

The invention relates to the technical field of feed additives, and discloses a Liaoning medicinal plant extract compound feed additive, which is prepared by the following steps: uniformly mixing an acanthopanax senticosus extract, a schisandra chinensis extract, an astragalus membranaceus extract, ginseng polysaccharide and ginsenoside to obtain a compound plant extract; stearic acid and soya bean lecithin are adopted to coat the composite plant extract to form lipid nanoparticles; and mixing the lipid nanoparticles with the composite carrier, and sieving to obtain the composite feed additive. The lipid nanoparticles are loaded on the composite carrier, so that the formed composite feed additive is not easily influenced by environmental factors such as light, heat and oxygen, has relatively high activity, improves the quality of feed and the appetite of bred livestock and poultry, is relatively high in bioavailability, and improves the meat growth speed of the bred livestock and poultry.

The invention discloses a soybean protein-phospholipid biomimetic membrane as well as a preparation method and application thereof. The biomimetic membrane is formed by three raw materials of soybean protein, soybean lecithin and a charged polymer through electrostatic interaction and a physical blending method. The soybean 11s protein solution, the lipidosome dispersion liquid and the charged polymer solution are mixed to obtain the mosaic structure biomimetic membrane which is formed by combining various chemical bond crosslinking and electrostatic interaction, and the process conditions are simple, efficient, convenient and environmentally friendly. The biomimetic membrane provided by the invention has a mosaic structure and the characteristics of the raw materials, so that the biomimetic membrane has high ion passing rate, strong ion selection capability, excellent monovalent cation and divalent cation separation capability and certain biodegradability. When the biomimetic membrane is applied to ion separation, the separation capacity of ions with different valence states can be effectively improved, the separation effect of sodium ions and magnesium ions is optimal, and the separation factor is as high as 21.28 and is 54.6 times that of a biomimetic membrane without charges.

The invention provides a supplementary material added in a virus culture process and a use method of the supplementary material. The supplementary material comprises the following components: glucose, GluMAX and soybean lecithin. Supplementary materials are added into the culture medium, so that glycometabolism, lipid metabolism, nucleic acid translation and protein synthesis of host cells can be remarkably enhanced; effect pathways of interferon can be influenced, interferon stimulation gene expression is inhibited, and therefore the cell antiviral effect is inhibited. The cell maintenance can be promoted, and the cell apoptosis after virus infection is delayed. In conclusion, the virus yield can be remarkably improved.

The invention belongs to the technical field of biological medicine and health care products, and particularly relates to a ginsenoside liposome and a preparation method thereof. The ginsenoside liposome is prepared from the following raw materials: ginsenoside, soybean lecithin, cholesterol, soybean oil, sucrose erucate and sucrose fatty acid ester with an HLB (Hydrophile-Lipophile Balance) value of 15-18. The soybean oil, the sucrose erucate and the sucrose fatty acid ester with the HLB (hydrophile-lipophile balance) value of 15-18 are introduced into an existing liposome system constructed by lecithin and cholesterol, so that the film-forming property can be improved, and the stability and the dissolution performance of the liposome can be improved.

This invention discloses a soybean lecithin-based microbial agent for disease prevention and root promotion, its preparation method, and its application, belonging to the field of microbial technology. The agent comprises a microbial ensemble, modified enzymatically hydrolyzed soybean lecithin, a carrier, and auxiliary components. This invention utilizes the synergistic effect of modified enzymatically hydrolyzed soybean lecithin and the microbial ensemble. The modified enzymatically hydrolyzed soybean lecithin undergoes pretreatment, stepwise low-temperature treatment, enzymatic hydrolysis, and enzyme inactivation and purification steps, improving its quality and performance. This enhances the colonization rate of the strain in the rhizosphere, improving not only disease prevention and root promotion effects but also improving the soil microecological environment, creating favorable growth conditions for plant roots, and further enhancing the disease prevention and root promotion effects of the agent. The agent of this invention significantly reduces the incidence of wheat sheath blight, reduces the use of chemical pesticides, and can also be applied to the cultivation of other crops, playing a role in the prevention and control of various plant diseases and promoting root growth.

This invention discloses a method for preparing cold-extracted instant matcha liquid, belonging to the field of tea beverage processing technology. Addressing the problems of difficulty in cold water dispersion, easy sedimentation, and flavor loss during heat processing in existing matcha liquids, the method provided by this invention includes: mixing matcha powder with water at 0-10℃ at a mass ratio of 1:10 to 1:20, and soaking and extracting at 4-10℃ for 30-90 minutes; adding tea saponin and / or soybean lecithin to the cold-extract liquid at a rate of 0.1%-0.5% of the matcha powder mass, and wet-milling to a particle size D90≤500nm; gradually freezing and concentrating at -10℃ to 0℃ with a freezing rate of 180-240kg / h·m, concentrating to 10%-20% solids; adding gellan gum, curdlan gum, and / or xanthan gum at a rate of 0.05%-0.2% of the concentrate mass to form a weak gel system; and finally cold-sterilizing and filling. The matcha liquid prepared by this invention is completely dispersed when stirred in cold water at 0-10℃ for 5-10 seconds, and there is no sediment after standing for 24 hours. The turbidity is ≤25NTU, and it retains its bright green color and aroma. It is suitable for freshly made tea drinks such as matcha latte and matcha smoothie.

The invention discloses a composite extract for improving sleep and a preparation method thereof, and belongs to the technical field of plant extraction. According to the invention, four medicinal materials of spina date seed, lily, lotus seed and poria cocos which are homologous in medicine and food and have the effect of soothing the nerves are scientifically combined, and the composite extract for improving sleep is obtained by adopting a specific extraction process; according to the technology, active ingredients are efficiently released through the synergistic effect of cellulase, pectinase and acid protease, and the yield of gamma-aminobutyric acid and other sedative substances is remarkably increased through a co-fermentation system of lactobacillus plantarum and saccharomyces cerevisiae; lipid-soluble effective components are extracted by adopting glycyrrhizic acid and rhamnolipid assisted ultrasonic extraction technology, and finally, embedding protection of the active components is realized through a chitosan oligosaccharide-soybean lecithin system, so that thermal degradation and oxidation loss in the processing process are reduced, and compared with a traditional single extraction method, the preparation method has the advantages that the cost is reduced; according to the method, high-yield gamma-aminobutyric acid, jujuboside, triterpenic acid and other active ingredients can be obtained at the same time, and the effect of the composite extract is improved.

This invention relates to the field of natural material emulsification and discloses a natural material emulsification process for processing personal care products. The process includes: injecting a dispersed aqueous phase of tea saponin and soybean lecithin into the oil phase at a gradually decreasing pump flow rate at a temperature ranging from 30°C to 42°C, while simultaneously increasing the stirring speed; applying an ultrasonic pulse after the oil phase injection is complete; lowering the stirring speed to stabilize the interfacial film; and reducing the temperature in two stages. This invention matches the interfacial expansion rate with the molecular adsorption rate to eliminate localized oil phase overload, resulting in a uniform monodisperse state of the droplets. Simultaneously, it avoids the peeling and damage of the interfacial film by continuous strong shear fields, locks the lattice arrangement of hydrophobic hydrocarbon segments in the interfacial film, and forms a three-dimensional steric network, thereby increasing the interfacial yield stress, enhancing long-term thermodynamic stability, and suppressing stratification and phase coalescence during long-term storage.

The invention relates to the technical field of feed additives, and provides a feed additive which is composed of an organic trace element group, a medicinal and edible plant group, a functional nutrition group and a compound vitamin group according to specific parts by weight, wherein the organic trace element group comprises 550-650 g of organic selenium, 250-350 g of zinc methionine and 150-250 g of glycine iron; the medicinal and edible plant group comprises 35-45 kg of astragalus membranaceus powder, 25-35 kg of Chinese wolfberry fruit powder and 20-30 kg of Chinese yam powder; and the functional nutrition group comprises 45-65kg of spirulina powder of 100-200 meshes and 1.0-1.5 kg of soybean lecithin with the phosphatidylcholine content of more than or equal to 20%. Medicinal and edible plants and organic trace elements are combined, risk raw materials such as inorganic selenium are abandoned, and scientific synergistic matching is combined, so that the selenium content and the calcium content of egg products are stably increased, heavy metal and antibiotic residues are not detected, the cholesterol content is remarkably reduced, and the egg products completely meet the food safety standard; the core problems that a traditional additive is insufficient in safety and unstable in nutrition enrichment are solved.

The invention relates to the technical field of litopenaeus vannamei feeds, in particular to an artificial compound feed for improving the muscle quality of freshwater cultured litopenaeus vannamei and a preparation method thereof.The artificial compound feed is prepared from, by weight, 18%-22% of fish meal, 33%-37% of soybean meal, 20%-24% of wheat flour, 1%-5% of squid powder, 2%-3% of fish oil, 1%-2% of soybean lecithin, 0.2%-1% of choline chloride and 0.1%-0.2% of calcium propionate; the feed additive is prepared from the following raw materials in percentage by weight: 0.05%-0.1% of an antioxidant, 0.2%-0.5% of sodium alginate, 1%-2% of monocalcium phosphate, 1%-2% of a multi-vitamin multi-mineral premix, 0.8% of a hydroxyproline and glutamine mixture and 10%-13% of microcrystalline cellulose. 0.8% by weight of a mixture of hydroxyproline and glutamine is added, so that the collagen content, hardness, water holding capacity and muscle fiber density in the muscle of the freshwater cultured prawns as well as the content of flavor amino acids (such as glycine, alanine and glutamic acid) and important umami substances IMP are remarkably improved; therefore, the muscle taste and flavor of the low-salt or freshwater cultured litopenaeus vannamei are improved.

This utility model discloses a grinding component for a soybean lecithin grinding device that is easy to disassemble and clean. It includes a main body with a housing mounted on it. The housing has a discharge port, a loading port above the discharge port, a grinding chamber below the loading port, a collection chamber below the grinding chamber, and a drive module mounted below the collection chamber. This easy-to-disassemble and clean soybean lecithin grinding device features a precisely aligned loading port with the static grinding disc bearing and flange. The housing support platform and positioning pins ensure stable grinding. The static and dynamic grinding discs work together, achieving fine grinding at high speed and ensuring product quality. The flange connection structure facilitates quick disassembly, and the multi-layer sealing rings prevent leakage and sticking, shortening cleaning time, reducing contamination risks, meeting food hygiene standards, and significantly improving production efficiency and safety.

The invention discloses chocolate areca nuts with an oral mucosa repairing effect, a layer of chocolate coating is sprayed on the surfaces of areca nuts, and the chocolate coating is composed of cocoa butter replacer, sucrose powder, pure cocoa powder, soya bean lecithin and an active ingredient agent. According to the invention, the active component agent is dispersed in the chocolate coating liquid, and the anhydrous chocolate is used as an embedding carrier, so that the active component agent can be effectively delivered into the oral cavity, and the active component agent is prevented from being inactivated when encountering water, so that the active component agent plays an optimal repairing effect in the oral cavity; meanwhile, the chocolate can lubricate the oral cavity, alleviate the damage of areca-nut fibers to oral mucosa, neutralize areca-nut brine and reduce the damage of alkaline brine to the oral mucosa.

The invention relates to a compound feed for breeding low-fat scophthalmus maximus, and the compound feed comprises 8.1-32.2% of chenopodium quinoa willd germ powder and 36-48% of fish meal on the basis that the dry weight of the compound feed is 100% by weight. On the basis that the dry weight of the compound feed is 100 wt%, the compound feed comprises 8.1-32.2% of quinoa germ powder, 36-48% of fish meal, 12.3-24% of wheat flour, 4.4-9% of vital gluten, 4-4.2% of fish oil, 1-2% of soybean lecithin, 1-2% of vitamins, 1-2% of minerals, 0.4-0.6% of choline chloride, 0.8-1.4% of monocalcium phosphate and 1-3% of squid powder. The chenopodium quinoa is used as a feed protein source to replace fish meal, the dosage of the fish meal can be effectively reduced, the lipid content in fish meat is reduced under the condition of ensuring the growth of fish bodies, and the chenopodium quinoa feed has important significance in solving the problem of aquatic feed protein sources and improving the quality of the fish meat.

The invention discloses a preparation method of a soybean seed coat polysaccharide encapsulated essential oil liposome antibacterial agent, which comprises the following steps: uniformly dispersing soybean lecithin (20mg / ml), stigmasterol (4mg / ml) and essential oil (1%) in absolute ethyl alcohol, carrying out rotary evaporation at 45 DEG C until a uniform lipid film is formed in a bottle, transferring into a vacuum drying oven, and further drying and removing ethyl alcohol; the method comprises the following steps: carrying out ultrasonic treatment on a liposome sample, hydrating by using a phosphate buffer solution (PBS, 0.01 mol / l, pH of 7.2-7.4) containing Tween-80, and carrying out ultrasonic treatment for 10 minutes under the power of 200W to obtain the liposome sample; uniformly mixing the soybean seed coat polysaccharide solution (0.01%-0.2%) with the liposome solution according to the volume ratio of 1: 1, and stirring for 1 hour to obtain a soybean seed coat polysaccharide encapsulated liposome solution; the slow-release antibacterial agent prepared by the preparation method disclosed by the invention has excellent slow-release effect and antibacterial property, and the preparation method is simple to operate and low in cost.

The present invention discloses a fried food crispness retention period prolonging formula preparation technology, and relates to the technical field of food processing, and the fried food crispness retention period prolonging formula preparation technology comprises the following steps: cassava starch, corn starch, low-gluten flour, glutinous rice flour, baking powder and sodium bicarbonate are put into a reaction kettle to be stirred, soybean lecithin is added to be stirred, and stirring is performed; adding the modified trehalose and the modified rosemary extract, stirring, adding the mixed solution in three times, and stirring to obtain the formula for prolonging the crispness retention period of the fried food. The modified glutinous rice flour is added, so that starch retrogradation can be inhibited, the crispy shells are prevented from being softened after being refrigerated, and the anti-aging performance is remarkably improved; the powder has excellent compatibility with other powder, and after the powder is uniformly dispersed in the paste, the toughness and compactness of the crisp shell can be enhanced, so that the crisp taste is kept, and the binding strength of the crisp shell is improved; and the modified rosemary extract is added, so that the dispersion uniformity is good, the taste of the crisp shell is not influenced, the modified rosemary extract and the modified trehalose cooperate to form double protection of oxidation resistance and moisture absorption resistance, and the crispness retention period is further prolonged.

This invention discloses a compound feed for juvenile leopard-gill sea bass and its preparation method, belonging to the field of aquatic feed technology. It comprises the following components by weight percentage: 50-70% red fish meal, 3-10% wheat gluten, 10-20% wheat flour, 0.5-1.5% yeast, 1-5% fish oil, 1-5% soybean oil, 0.5-3% soybean lecithin, sea buckthorn flavonoids, and neutral protease, etc. This invention creatively combines neutral protease with sea buckthorn flavonoids, achieving a synergistic effect of promoting digestion and regulating physiological functions. The synergistic effect of these two components promotes rapid growth of the leopard-gill sea bass while effectively enhancing its overall health and stress resistance.

The invention belongs to the technical field of preparation of coffee partners, and particularly relates to an antihypertensive coffee partner containing Hainan pomelo oil and a preparation method of the antihypertensive coffee partner. The invention relates to a preparation method of an anti-aging agent. The preparation method comprises the following steps: mixing 20 to 40 parts of Hainan pomelo oil, 10 to 18 parts of pomelo polypeptide powder, 6 to 18 parts of erythritol, 5 to 12 parts of resistant dextrin, 15 to 38 parts of corn oligosaccharide, 5 to 10 parts of sodium whey protein acid, 0.1 to 0.5 part of sucralose, 2 to 7 parts of diglyceride, 0.3 to 4 parts of calcium stearyl tartrate, 0.5 to 3.5 parts of sodium pyrophosphate, 1 to 5 parts of soybean phospholipid, 0.5 to 3.5 parts of polyglycerol ricinoleate and 1 to 5 parts of propylene glycol monooleate; the development partner prepared by mixing 3-10 parts of eucommia ulmoides extract, 2-6 parts of apocynum venetum extract and 60-70 parts of water not only has good taste and stability, but also can assist in lowering blood pressure, and provides a healthy coffee addition choice for people with hypertension. In addition, the preparation method disclosed by the invention is simple and efficient, is suitable for large-scale production, has a wide market application prospect, and can meet the requirements of consumers on healthy coffee mate.

This invention relates to the field of veterinary drug formulation and new feed additive technology, and proposes a compound emulsion based on hydroxypropyl chitosan-encapsulated essential oil-phytosterols, its preparation method, and its application. The compound emulsion is composed of the following raw materials in weight percentages: 10%–15% hydroxypropyl chitosan essential oil-encapsulated emulsion, 6%–9% phytosterol liposome dispersion, 6%–10% medium-chain triglycerides, 1.5%–2.5% beeswax, 2%–3% hydrogenated soybean lecithin, 3%–4% polysorbate 80, 0.3%–0.5% xanthan gum, 5%–7% glycerol, 3%–5% glucose, 0.05%–0.1% potassium sorbate, 0.005%–0.008% antioxidant, and the balance being water. This technical solution solves the problem of poor treatment efficacy for bacterial diseases in calves in related technologies.

An areca nut product and preparation method thereof, and an areca nut additive agent are provided. The areca nut product is prepared from areca nuts, citric acid, mature vinegar, chitosan, active zinc oxide, monazite calcined distilled water, bovine bone protein peptide, lipase, isomaltooligosaccharide, soybean lecithin, ginseng, atractylodes macrocephala, poria cocos, liquorice, astragalus, notoginseng, tangerine peel, folium eucommiae, citronella grass, and mucor. Experimental tests shows that the areca nut product of the disclosure has a good antiviral effect, and the areca nut product has good preventive and therapeutic effects on oral diseases; compared with ordinary areca nut products, carcinogenic study has shown that carcinogenicity of the areca nut product of the disclosure has significantly reduced.

The invention discloses a special compound premix feed for green-eggshell laying hens in an egg producing period and a preparation method of the special compound premix feed. The compound premix feed provided by the invention comprises green tea, nucleotide residues, calcium hydrophosphate, mountain flour, soybean lecithin oil, sodium chloride, heme protein powder, taurine, choline chloride, turmeric, an enzyme preparation, phytase, oregano oil, DL-methionine, an amino acid compound package, a trace element premix, an organic mineral compound package, a vitamin premix, vitamin C, vitamin E and an antioxidant. The components are screened from a large number of existing additive components and combined according to a specific proportion, and the obtained composition can improve the anti-stress capacity of chicken flocks, improve the stability of the groups and solve the problem that the groups are prone to being fried; meanwhile, aging of the laying hens can be delayed, and the production performance and egg quality of the green-shell laying hens in the egg producing period are improved, so that the eggshell color is improved for a long time, and the product market value is increased.

The invention discloses diglyceride composite edible oil for assisting in lowering blood pressure and a preparation method thereof, and relates to the technical field of functional edible oil. The diglyceride composite edible oil for assisting in lowering the blood pressure is prepared from the following raw materials in parts by weight: 60 to 70 parts of diglyceride oil, 7 to 11 parts of modified soybean protein isolate, 4 to 8 parts of modified apigenin, 1 to 4 parts of soybean lecithin, 0.5 to 2 parts of sucrose fatty acid ester, 0.05 to 0.3 part of sweet orange essential oil, 0.08 to 0.2 part of tea polyphenol and 0.05 to 0.15 part of vitamin E. The diglyceride composite edible oil assisting in lowering blood pressure has remarkable advantages, high-purity diglyceride oil is selected to be matched with various effective components, and the stability and absorbability of functional components are improved through a precise modification process. Advanced technologies such as multi-stage emulsification and high-pressure homogenization are adopted in the preparation process, so that the components are uniformly dispersed, the particle size reaches the standard, and impurities are few. The product has the efficacy of assisting in lowering blood pressure, has good edible safety, and is fresh in flavor and high in practicability.

The application provides a soil amendment application method. The application method comprises the following steps: after the seed is sowed, the soil amendment is diluted, and the first spraying is performed on the surface of the saline-alkali soil; after the seedling emergence, the soil amendment is diluted, and the second spraying is performed on the surface of the saline-alkali soil together with the herbicide; after the second spraying, the third spraying is performed on the surface of the saline-alkali soil by using the diluted soil amendment after one week; the soil amendment comprises a TM solution and a water-soluble fertilizer containing humic acid; wherein the TM solution is composed of organic seaweed powder, aloe, soybean lecithin, organic starch, organic syrup and organic alfalfa powder. The above method can greatly improve the nutrient environment of the saline-alkali soil, especially the salt content of the plough layer soil of the saline-alkali soil is effectively inhibited, and the pH value of the saline-alkali soil is also improved, so that the sustainable utilization of the saline-alkali soil is possible.

This invention discloses a step-by-step filtration mechanism for soybean lecithin with automatic discharge function, relating to the field of filtration technology. It includes: a filter shell, a discharge hopper fixed below the filter shell, and a discharge assembly below the discharge hopper. The discharge assembly includes an automatic discharge component, a multi-directional discharge component, an anti-stacking component, and a support component. The automatic discharge component controls the discharge of soybean lecithin from the filter shell. In this invention, the discharge direction of the hopper can be flexibly changed by an arc-shaped connecting plate, and the discharge position can be changed by a pull-out telescopic hopper, improving the flexibility in discharge direction and position. The filter shell and discharge assembly are easily disassembled, reducing the cost of replacing parts and thus minimizing cost waste.

The invention provides a pharmaceutical composition containing PROTAC small molecules and siRNA molecules and application of the pharmaceutical composition, and belongs to the technical field of preparation of alopecia drugs. The invention provides a composition formed by siRNA containing a targeted NFKBIZ gene and functional small molecules (protein degradation targeted chimera molecules or fish-derived peptide LAGF molecules) with targeted degradation of an androgen receptor (AR), and nanoparticles prepared by using a soybean lecithin nano-liposome delivery system can effectively overcome the difficulty of delivery of the composition to keratinocytes. Compared with the prior art, the composition provided by the invention has the advantages of promoting efficient skin delivery, removing excessive ROS (reactive oxygen species), inhibiting inflammatory response in hair follicles, providing an effective multi-target strategy for AGA treatment, effectively down-regulating the expression of AR protein, regulating a signal channel related to hair growth, and finally realizing multi-mode synergistic treatment on AGA, thereby enhancing the treatment effect on alopecia.

The application provides a method for cryopreservation and ultra-cryopreservation of the sperm of feed domesticated mandarin fish, and first provides a cryopreservation diluent for the sperm of the mandarin fish, which comprises Hanks solution, sodium chloride, soybean lecithin, vitamin E, curcumin, melatonin and SOD; an anti-freezing protective agent is added in the cryopreservation diluent to obtain an ultra-cryopreservation anti-freezing solution for the sperm of the mandarin fish; the sperm of the mandarin fish is mixed with the cryopreservation diluent to realize cryopreservation; and the sperm of the mandarin fish is mixed with the ultra-cryopreservation anti-freezing solution to realize ultra-cryopreservation. The cryopreservation diluent for the sperm of the mandarin fish can realize cryopreservation of the sperm of the mandarin fish, and the sperm can be ultra-cryopreserved after the addition of the anti-freezing protective agent, so that the persistence of the preservation time of the sperm of the mandarin fish is ensured, the protection effect on the sperm is good, the activation rate of the sperm after thawing is high, and the sperm has good vitality.