397results about How to "Activation activity" patented technology

The invention discloses a compound microorganism liquid bacterial fertilizer for preventing plant diseases and insect pests and a preparation method of the compound microorganism liquid bacterial fertilizer and belongs to the technical field of microorganisms. The bacterial fertilizer comprises raw materials of, by weight, 10-20 parts of paprika powders, 10-20 parts of chilli powders, 5-15 parts of ginkgo leaf powders, 5-15 parts of chinaberry powders, 5-15 parts of lightyellow sophora root powders, 20-40 parts of mashed garlic, 40-80 parts of molasses, 4-8 parts of soybean meal, 5-15 parts of calcium sulfate, 5-15 parts of magnesium chloride, 5-10 parts of salt, 5-15 parts of photosynthetic bacterium strains, 5-15 parts of saccharomycete strains, 5-15 parts of lactic acid bacterium strains, 5-15 parts of streptomyces jingyangensis strains, 5-15 parts of bacillus subtilis strains and 800 parts of water. According to the compound microorganism liquid bacterial fertilizer, probiotic floras which are screened and are capable of coexisting are used for fermenting plant leaching agents of pepper, chilli, ginkgo leaves, chinaberry, lightyellow sophora roots and garlic, the plant leaching agents are capable of expelling and killing the insect pests and harmful bacteria, the compound microorganism liquid bacterial fertilizer has the advantages of being high in content of live bacteria of probiotics, high in activities, high in stability, small in using amount of plant materials, fast in acting effects, non-toxic and environment-friendly, and has wide application prospects in agricultural planting.

The present invention relates to methods of using neutral soluble glucan and monoclonal antibodies for antitumor therapy. Neutral soluble Beta (1,3; 1,6) glucan (NSG) enhances the tumoricidal activity of the innate immune system by binding to the C3 complement protein receptor CR3. The glucan does not stimulate the induction of inflammatory cytokines. Also described are methods of using whole glucan particles (WGP) as an immunomodulator by inducing a shift from a Th2 response to the Th1 response, leading to an enhanced antitumor cytotoxic T-cell response.

The present invention relates to methods of using whole glucan particles and complement activating antibodies for antitumor therapy. Whole glucan particles enhance the tumoricidal activity of the innate immune system by binding to the C3 complement protein receptor CR3. This binding enhances innate immune system cytotoxicity, as well as stimulating the release of activating cytokines.

The invention relates to a liquid microbial fertilizer with nitrogen-fixing, phosphorus-dissolving and potassium-dissolving effects, and a preparation method thereof. The liquid microbial fertilizer consists of the following microbial fermentation liquids in parts by volume: 1 to 10 parts of azotobacter chroococcum, 1 to 30 parts of bacillus mucilaginosus, 1 to 10 parts of phosphorus-dissolving bacillus megatherium, 1 to 10 parts of bacillus amyloliquefaciens, 1 to 10 parts of bacillus subtilis, 1 to 5 parts of photosynthetic bacteria and 1 to 10 parts of streptomyces microflavus. The functional bacteria serve as main functional flora of the microbial fertilizer, so that the obtained product has remarkable effects of fixing nitrogen, dissolving phosphorus, dissolving potassium and resisting disease, can enhance the total metabolic activity of soil bacterial community and the diversity of the bacterial community, improve the soil micro-ecological environment, promote growth and reproduction of beneficial microorganisms and inhibit the growth of pathogenic bacteria, is an ideal fertilizer in green agriculture and organic agriculture, and has a wide prospect in agricultural sustainable development.

The invention discloses a healthy and ecological planting method of organic Se-enriched tea trees and relates to the technical field of planting industry. According to the method, fermented organic Se fertilizer is applied in the fertilizing process of the tea trees so that Se can be absorbed by the tea trees, wherein the Se content in one-bud-one-leave tea leaves picked after the fertilizing process is 0.350 microgram / gram, and the Se content in one-bud-two-leave tea leaves picked after the fertilizing process is 0.424 microgram / gram. Because the Se fertilizer and domestic manure are fermented together, the activity of Se is activated; the Se wrapped by a large amount of domestic manure is prevented from making direct contact with soil, it is guaranteed that the content of soluble Se is large, and accordingly Se can be absorbed by roots of the tea trees easily; because all the produced tree leaves contain Se, Se can be absorbed by human bodies easily, and tea made from the tea leaves is healthy.

The invention provides laying hen compound biological feed additive, and belongs to the technical field of feed science and feed additives. The feed additive is compoundly prepared by feed grade fluvic acid, worm powder, fermented frass, an extractive compound preparation, a microecologic preparation and carriers by a certain ratio. Premix of the compound biological feed additive is used in the feed of a laying hen. Environment in the digestive tract of livestock and poultry can be regulated and controlled, intestinal flora balance in an organism can be regulated, the organism immunity can be improved, and the feed additive has the properties of being antimicrobial and anti-stress, and improving immunity and production. The feed additive is added into daily ration of the laying hen to improve the laying capacity and the immunity of the laying hen, improve the feed conversion rate, and then to reduce drug residue and improve egg quality. The compound biological feed additive is a safe and reliable and green environmental protection feed additive product, and the application prospect is good.

The invention discloses a method for producing a polyaluminum ferric chloride composite water purification agent by using plant slag and coal gangue; the method features easily obtained raw materials and simple process, and reduces the pollution of the coal mines, electric power plants and other industries to the environment; the invention achieves multiple purposes. is a green process for producing polyaluminum chloride and has wild development prospect.

The invention discloses ecological slag permeable bricks and a preparation method thereof. Each ecological slag permeable brick comprises a basic strength permeable layer and a perceptive permeable layer which is formed by graded distribution and vibrating extrusion molding and is adhered to the upper surface of the basic strength permeable layer. The preparation method for the ecological slag permeable bricks comprises the following steps of: uniformly stirring 70 to 80 parts of ecological slag, 16 to 20 parts of cement, 2 to 5 parts of siliceous dust, 1 to 3 parts of melamine and 5.6 to 8.0 parts of water to prepare the basic strength permeable layer; and uniformly stirring 17 to 22 parts of cement, 65 to 75 parts of quartz sand, 3 to 4 parts of pigment, 2 to 7 parts of waterborne resin and 3.4 to 6.6 parts of water to prepare the perceptive permeable layer. The ecological slag permeable bricks and the preparation method thereof can overcome the defects of poor soiling resistance, poor water permeability and the like in the prior art, and have the advantages of high pollutant resistance, high water permeability, low cost, high environmental friendliness, and attractive appearance.

The invention discloses a method for improving light degradation of a boron-doped crystalline silicon solar cell. The method comprises the following steps: heating a solar cell to enable the temperature to reach a first temperature and keeping constant temperature for a first preset time; electrifying the solar cell at constant temperature with preset current; electrifying for a second preset time; cooling the solar cell under electrifying state and reducing the temperature to be below the second temperature; after heating and performing constant temperature treatment on the solar cell, electrifying, combining boron atom and oxygen atom in the solar cell into a B-O pair, and combining with hydrogen atom in the surface film and forming into an H-B-O pair; generating the H-B-O pair to enable the B-O pair to deactivate. After the treatment according to the method provided by the invention, the B-O pair complex in the solar cell is reduced, so that the light degradation amplitude is reduced and the light degradation phenomenon of the boron-doped crystalline silicon solar cell can be effectively improved.

The invention relates to the technical field of a fuel cell, and discloses a method and device for activating a fuel cell stack. The method for activating the fuel cell stack comprises the steps of allowing the fuel cell stack to continuously run for 5 minutes at 300A under a certain environment; allowing the fuel cell stack to continuously run for 90 seconds at 300A under another one environment,stopping running, continuing for 30 seconds, and repeating the step until an output power is not raised or an average voltage is not raised, or repeating the step for times more than or equal to 10 times and then performing the next step; and allowing the fuel cell stack to continuously run for 90 seconds at 300A under a third environment, allowing the fuel cell stack to stop running, continuingfor 30 seconds, repeating the step if the output power is lower than a preset power or the average voltage is lower than a preset voltage, otherwise completing the performance activation of the fuel cell stack. With the method and device for activating the fuel cell stack, disclosed by the embodiment of the invention, the performance of the fuel cell stack can be rapidly activated, the activationefficiency is improved, and the activation cost is reduced.

The invention belongs to the technical field of planting, and discloses a sweetened and high-yield cultivation method for citruses. The method comprises the following steps: (1) performing land treatment: deeply ploughing a land, and applying the land with organic farm manure; (2) performing transplanting: transplanting robustly growing seedlings with soil, covering the seedlings with soil, watering the seedlings, and applying a nutritional solution; (3) performing fertilizer application management: performing topdressing once in the initial stage of leaf emerging of the citrus seedlings, applying leaf fertilizer in the flowering stage, and applying a sweetened nutritional solution in a fruiting stage; (4) planting legume crops in row spaces of citrus plants in March to April every year, and after the legume crops are matured and harvested, burying straws below the plants; (5) performing trimming and pest control: after the legume crops are harvested and before the plants are sprouted, trimming the plants; after planting is performed for one week, applying liquid once, which is obtained by diluting 80% thiophanate methyl wettable powder by 800 to 1,000 times, and then applying a pest control agent once every 20 to 30 days. According to the citrus planting method, the citrus seedling survival rate can be obviously increased, the yield and the quality of the citruses can be improved, and the sweetness of the citruses is increased.

The invention relates to a method for extracting general flavones from bamboo leaves, which comprises the following steps of: drying and crushing bamboo leaves, and then adding 10-20 times of a complex enzyme solution with mass concentration of 0.05-0.15 percent; regulating the pH value of the solution to be 4.5-6; then ultrasonically treating for 0.5-1.5h at a temperature of 40-60 DEG C, then rapidly raising the temperature to 85-90 DEG C, keeping for 5min and inactivating enzyme, filtering, collecting filtrate, decompressing and concentrating until the relative density is 1.12, wherein the complex enzyme is a mixture of cellulase and pectinase which have mass proportion of 1:1; adding chitosan in a concentrated liquid according to the proportion of 80mL of chitosan colloidal solution to 1000mL of concentrated liquid, fully stirring, adding a 101 juice classifying agent water solution according to the proportion of 80mL of 101 juice clarifying agent water solution to 1000mL of concentrated liquid, fully stirring, standing over the night, centrifugally separating, taking supernate; and leading the supernate to pass through a D101 resin column, eluting with alcohol with volume concentration of 50 percent, concentrating eluant, decompressing and drying to obtain the general flavones of the bamboo leaves.

The invention provides and relates to the technical field of plant tissue culture, and provides a tissue culture rapid propagation method of polygonatum multiflorum. The method sequentially comprisesthe following steps of performing sand storage; performing soaking by warm water being 35 to 40 DEG C; performing gibberellin treatment; performing pretreatment on the polygonatum multiflorum seeds soas to break the seed dormancy; inoculating the pretreated seeds into a seed cluster bud inducing culture medium; directly inducing the seeds into cluster buds, wherein the seed cluster bud inducing culture medium is prepared from 1.5 to 2.5mg / L of MS culture media 6-BA, 0.5 to 1.5mg / L of GA3, 6.5 to 7g / L of agar and 30 to 35g / L of sucrose, and the pH value is 5.5 to 6.0; dividing the cluster budsand performing propagation culture so as to expand the cluster bud quantity; performing rooting culture and domestication transplanting to obtain polygonatum multiflorum stock seedlings. The method provided by the invention has the advantages that the dormancy of the polygonatum multiflorum seeds can be effectively broken; the seed germination stage is shortened to five months; the effects of short propagation period and germination rate improvement by 85 to 90 percent are achieved.

The invention provides an anticorrosion high-belit sulfoaluminate cement clinker and a preparation method thereof, anticorrosion high-belit sulfoaluminate cement and a preparation method of the cement, and relates to the field of building material. The anticorrosion high-belit sulfoaluminate cement clinker comprises the following mineral components by the weight percentage: 12%-30% of anhydrous calcium sulfoaluminate, 9.04%-35% of tetracalcium aluminoferrite, 37%-49% of dicalcium silicate, 6%-26% of calcium sulfate and 0.5%-4.1% of free calcium oxide. The anticorrosion high-belit sulfoaluminate cement clinker is used in cement to alleviate the technical problems of poor seawater erosion resistance and poor corrosion resistance of conventional cement used in marine environments, has the advantages of high early strength and easy construction, and can be used for preparing high-corrosion-resistant marine cement concrete for marine environments.

The invention provides soil activating powder; the components are as follows in parts by weight: 50 to 70 parts of organic fermentation product, 10 to 25 parts of sucrose, 15 to 35 parts of straw green powder, 5 to 10 parts of bacterial cellulose, 3 to 7 parts of Xanthan, 5 to 15 parts of humic acid, 0.05 to 0.2 part of pH buffer, and 0.1 to 0.5 part of soil disinfectant. The soil activating powder can comprehensively improve and control the physical structure, the fertility, the microbial activity, the water characteristics, the cohesion anti-erosion capability and the like of the soil, has the advantages of strong functions, low cost, simple use, applicability to the improvement of various poor degraded soil and the like, and is mainly used for the improvement of various poor soil.

The invention relates to a method for extracting liquorice flavonoids, and in particular relates to a method for extracting liquorice flavonoids from liquorice residue. The method comprises the following steps of: (1) ultrasonic enzymolysis: drying and grinding the liquorice residue, and performing ultrasonic treatment on a mixed solution of cellulase and pectinase; (2) flocculation purification: adding a chitosan colloidal solution and an aqueous solution of 101 fruit juice clarifying agent into a concentrated solution; and (3) passing through a macroporous resin column: passing the supernate through a D101 resin column, eluting with ethanol with the volume concentration of 50%, concentrating the elution liquid, and drying under reduced pressure to obtain liquorice total flavonoids. The method provided by the invention can be used for obviously improving the extraction rate and purity of liquorice total flavonoids.

The invention discloses a bloat and grainsick preventing and treating feed for beef cattle. The feed comprises following raw materials in parts by weight: 0.3-0.5 part of magnesium sulfate, 0.3-0.5 part of sea salt, 5-10 parts of atractylodes macrocephala koidz, 10-15 parts of pericarpium citri reticulatae, 5-10 parts of pine needles, 10-15 parts of hawthorn leaves, 2-5 parts of lactic acid bacteria, 2-5 parts of bifidobacterium, 2-5 parts of bacillus subtilis and 0.5-1 part of cellulase. The feed can be used for nourishing the stomach and dispelling cold and can effectively prevent and treat bloat and grainsick; the treatment course is short and the effect is rapid; antibiotics are not used; the relapse possibility of bloat and the grainsick is small; the sources of the raw materials are wide, the cost is low and the production process is simple.

The invention relates to a magnetized and activated hydrogen-rich water kettle. The magnetized and activated hydrogen-rich water kettle comprises a pedestal, wherein the upper part of the pedestal is connected with a kettle body; a handle is arranged on the side of the kettle body; a touch key is arranged on the handle; an electrode ring for electrolyzing clear water is arranged at the bottom in the kettle body; an inner ring and an outer ring of the electrode ring mutually serve as an anode and a cathode; the electrode ring cathode and the electrode ring anode are controlled by an internal program of a PCB to be switched irregularly; a photic zone is arranged in the center of the bottom in the kettle body and semitransparent; an LED bulb which can be sequentially and gradually varied in the hydrogen production process is arranged below the photic zone; a power supply socket is arranged on the peripheral side of the pedestal; a magnet ring is arranged inside the pedestal; a magnetic bar which is arranged at the bottom in the kettle body and rotated under the magnetic field rotating action of the magnetic ring is arranged above the magnet ring. According to the magnetized and activated hydrogen-rich water kettle disclosed by the invention, the non-physical-contact type magnetic field rotation method is used to drive the magnetic bar to rotate, so that the clear water is driven to rotate to be magnetized and activated, and the clear water is further electrolyzed based on magnetization and activated to produce hydrogen-rich water.

The invention relates to the field of water and soil conservation, in particular to a growth and cultivation matrix used for the ecological remediation and a preparation method thereof. Every 1500kg of matrix comprises 30-40kg of urea formaldehyde foam particle, 60-70kg of peat soil, 20kg of organic matter, 0.5-1kg of probiotics powder, 5-10g of water-retaining agent, 5-10g of adhesive, 0.5-1g of plant growth conditioning agent and 3.203kg of trace element. The growth and cultivation matrix disclosed by the invention is favorable for remediating, improving and stabilizing bare rock and ecological fragility areas as well as other environment bad for plants to grow, and especially has an obvious remediation action on slopes, elevations and bare rock surfaces bad for the plants to grow. Meanwhile, the growth and cultivation matrix is favorable for a remediated surface to quickly form a self-supply microecosystem, and the whole curing condition and cost can be lowered.

The invention discloses a method for preparing inorganic mineral polymers through lead and zinc mine tailings. The method includes the steps that activating treatment is carried out on the lead and zinc mine tailings through the wet-process alkalize calcination, alkali-activator is added for inorganic polymerization reaction after metakaolin and sand are added and stirred, the inorganic mineral polymers of a net structure are formed, and a foaming agent and a foam stabilizer can be added into the obtained inorganic mineral polymers to be further prepared into foamed inorganic mineral polymers. The obtained finished inorganic mineral polymers are good in durability, have good high temperature heat insulating property, will not release poisonous substances even when exposed in flame, and can be used for backfill and sealing after a mine is mined, building materials and other aspects. Not only can the stacking problem of the lead and zinc mine tailings be effectively solved and environmental pollution be reduced, but also a new path is developed for developing and utilizing waste lead and zinc mine tailings in China, a new exploration direction is provided for relevant research on recycling of tailings, and the method has a great significance to energy conservation, emission reduction, environmental protection, waste utilization and creation of the environment-friendly society.

The invention discloses a pearl cultivation method, and belongs to the aquatic product cultivation technical field; the method comprises the following steps: selecting a cultivation room to cultivate pearl oysters, wherein the cultivation room comprises a culture pond, a first purifying pond, a second purifying pond, and a water storage pond connected in sequence, and top surfaces of the four parts gradually descends in a stepped manner; utilizing a tide difference principle to realize water self-discharge self-irrigation in the pond; arranging a filtering net and a mesh screen to purify water body, thus saving energy, and reducing cultivation cost; arranging the bottom of a net cage to be a waveform surface so as to prevent pathogen infection, thus providing better growth environment for the pearl oysters; preparing nutrient solutions of different components to process cell small particles and pearl cores, thus improving core planting rate, and reducing core repelling phenomenon; applying different fertilizers to accelerate pearl oyster maturation in different stages, and promoting pearl quality in the same time.

The invention relates to a cleating trace element containing microbial fertilizer and a preparation method thereof. The cleating trace element containing microbial fertilizer is prepared through the following raw materials in parts by weight: 0.3-2 parts of cleating trace element, 3-15 parts of compound microorganism bacterium agent, 9-45 parts of turf, and 3-17 parts of surfactant, wherein the cleating trace element includes zinc sulfate, ferrous sulfate, borax, copper sulfate, manganese sulfate and sodium molybdate; the compound microorganism bacterium agent comprises photosynthetic bacteria, azotobacter chroococcum, bacillus mucilaginosus and bacillus dephosphoria based on the volume ratio of 1: 2: 2: 2. With the adoption of the microbial fertilizer, the problems of low permeability, poor fertilizing and water preserving performance and high chemical fertilizer consumption caused by soil hardening in the prior art can be effectively solved; the absorption and utilization of crops to major elements such as nitrogen, phosphorus and potassium, and trace elements such as iron, manganese and copper can be obviously prompted. Therefore, the crop growing is improved; the crop quality is improved; the crop yield is increased; and as a result, the fertilizer is an ideal fertilizer for green agriculture and organic agriculture.

The invention belongs to the technical field of enveloping type slow controlled release long-acting compound fertilizers, adopts organosilicone to clad compound fertilizer particles, forms an environment-friendly slow controlled release compound fertilizer, and further relates to a preparation method of the compound fertilizer. The organosilicone water soluble long-acting compound fertilizer is formed by a water soluble particle core and a hydrophobicity polymer outer enveloping layer. The preparation method is 1 preparing the water soluble particle core, enabling urea, triple superphosphate and potassium chloride to serve as main nutrient elements, smashing, mixing, prilling and drying to obtain particle fertilizers and enabling the particle fertilizers to serve as cores of enveloping fertilizers; 2 preparing an enveloping agent, enabling monomethyl trichlorosilane to serve as main raw materials, conducting cohydrolysis and condensation, and preparing modified organosilicone methyl silicone resin polymers after washing and disacidification; and 3 enveloping, putting the water soluble particle core in an enveloping machine, preheating, spraying the enveloping agent at interval, heating and keeping warm, conducting dehydration polycondensation crosslinking solidification, and forming a hydrophobicity methyl silicone resin film on the surface of the particle core of the fertilizer. The organosilicone water soluble long-acting compound fertilizer is free of the three wastes and free of toxic and side effects and environmental contamination in the whole manufacture and using processes, and belongs to environment-friendly products.

The invention relates to an apple ecological cultivation method for controlling diseases and pests and improving apple quality. The method comprises the steps that apple seedlings are planted in March or April in the mode of wide rows and dense planting, the apple seedlings with the height of 1 m to 1.5 m are planted on ridges, the apple seedlings are irrigated thoroughly, and soil of the ridges are kept wet; Chinese yew seedlings are planted between every two adjacent apple seedlings on each apple seedling ridge, and the height difference between each apple seedling and each Chinese yew seedling is obvious from July to September; the height of each apple seedling is controlled to range from 2.5 m to 3 m, the height of each Chinese yew seedling is controlled to range from 0.8 m to 1 m. According the apple ecological cultivation method that each Chinese yew seedling is planted between every two adjacent apple seedlings, Chinese yew has the function of pest killing, the roots of the Chinese yew and cut branches, stems, leaves and fruits of the Chinese yew are smashed and applied to an orchard as fertilizer, and therefore apple diseases and pests are controlled in dual modes; in this way, pesticide is not sprayed to the apple seedlings and the Chinese yew seedlings in the whole growth process, and therefore the quality and the taste of apples are guaranteed.

The invention provides a compound photosynthetic bacteria preparation for enhancing the phytoremediation for heavy metal pollution of soil and a preparation method thereof. The high concentration compound photosynthetic bacteria preparation of thiocapsa roseopersicina and rhodopseudomonas capsulata is adopted through the step that thiocapsa roseopersicina cultures in purple sulfur photosynthetic bacteria and rhodopseudomonas capsulate cultures in purple non-sulfur photosynthetic bacteria are subjected to such culture steps as seed activation, seed culture and anaerobic fermentor irradiation culture. The compound photosynthetic bacteria preparation is used for enhancing the phytoremediation for heavy metal pollution of soil, thiocapsa roseopersicina as sulfur-oxidizing bacteria can be used for oxidizing relatively stable sulfides with heavy metals, thereby promoting sulfur cycle of soil, reducing the PH value of soil and improving the activity of heavy metals; the thiocapsa roseopersicina and rhodopseudomonas capsulata as bacterial manure can promote the conversion of soil substances, improve the soil structure and soil fertility, promote plant growth and improve the biomass of plants enriched with heavy metals, thereby enhancing the efficiency of phytoremediation for heavy metals in soil.

The invention discloses a compound biological feed additive for dairy cows, and belongs to the technical fields of forage science and feed additives. The feed additive disclosed by the invention comprises a feed-grade fulvic acid, a Chinese medicinal herb extract, probiotics and a carrier. The feed additive disclosed by the invention is capable of enhancing the immunity of dairy cows, significantly improving the milking performance, solving the problem of milk supply shortage, improving the milk quality and reducing the bad effects on people and environment caused by the dairy cows after being added to diet of dairy cows, is a novel safe, reliable and green feed additive product, and has a good application prospect.

The invention discloses a production method of a high-activity medium element fertilizer. In the production method, activity of each element in a silicon calcium magnesium potassium fertilizer is activated by using a technology of quenching after mixed particles of dolomite and potassium feldspar are calcined at a high temperature; content of silicon calcium magnesium potassium and microelements in the fertilizer is increased by adding Lingshi compact grey gypsum full of regional character and humic acid; a total content of the elements of silicon calcium magnesium and potassium exceeds 60%; and the fertilizer which has the highest content of silicon calcium magnesium and potassium and the most comprehensive nutrition on the market is prepared. The f high-activity medium element fertilizer produced by the production method is a nutrition fertilizer, an adjustment fertilizer and a health-care fertilizer. Excerpt for providing the own nutrition elements of the fertilizer to plants, the fertilizer has the effects of improving soil structure, improving crop quality, promoting root-taking, promoting photosynthesis, and enhancing capacities of drought resistance, dry-hot wind resistance, cold resistance, low temperature resistance and disease and pest resistance of the crops.

The invention discloses a preparation method for sturgeon protein peptides. The preparation method comprises the following steps that firstly, sturgeon is washed up, cut into blocks and then ground, water accounting for 25-35%, by weight, of the sturgeon is added, and the temperature is raised to 90 DEG C or above and held for 10-20 minutes; secondly, the obtained material is cooled to 60 DEG C orbelow, an alkali solution is added so as to adjust pH to 7.5-8, and then protease is added for an enzymatic hydrolysis reaction; thirdly, the temperature of the materials obtained in the second stepis raised to 90 DEG C or above and held for 10-20 minutes, then the materials are cooled to be at 65 DEG C or below and subjected to decoloration, sterilization, filtration and filtrate concentration,and finally, protein peptide powder can be obtained after disinfection and drying. In the method, the protein peptides are extracted by using the sturgeon, the protein peptides are low in molecular weight and easy to digest and absorb and has various functions that various activities are achieved, blood pressure and blood fat can be reduced, the immunity can be strengthened, and fatigue resistance and oxidation resistance are achieved.

The present invention relates to biological technology, and is especially biological enzyme activator for promoting the activity of biological enzyme. The biological enzyme activator has acetic acid as carrier and contains mixing of Ca ion in 14-18 wt%, Mg ion in 6.5-9 wt% and Mn ion in 0.5-1 wt%. The biological enzyme activator may find its wide application in agriculture, animal husbandry and other industry.