189results about How to "Appropriate proportion" patented technology

A health-care food in the form of infusion is proportionally prepared from oats, soybean, black sesame, walnut, black rice, millet, rice, red bean, and mung bean through baking, parching, cooling, superfine pulverizing, mixing with nutrients and additive, sieving, packing and sterilizing by irradiation.

The present invention provides a method for providing nutrition to elderly patients. Pursuant to the present invention, the enteral composition includes a protein source, a lipid source, and a carbohydrate source. Preferably, the protein source includes at least 18% of the total calories. In an embodiment, the carbohydrate source includes a source of dietary fiber including a balance of soluble to insoluble fiber ratio of approximately 1:3. Still further, the composition of the present invention also includes increased levels of certain vitamins and minerals.

The invention relates to cultivation soil, in particular to seedling-cultivating substrate soil for micro agriculture. The seedling-cultivating substrate soil is formed by mixing a substrate with rural soil or clay and comprises the following components in weight percent: 25% to 45% of the substrate and 55% to 75% of the rural soil or clay; the substrate comprises 60% to 80% of organic matters in weight percent and includes 1% to 3% of nitrogen, 1.5% to 3.5% phosphorus, 2% to 4% of potassium, and 0.02% to 0.8% of trace elements including magnesium, calcium, iron, manganese and boron; the pH value of the substrate is 6.5 to 6.8; the organic matters comprise 1 to 4 parts of bamboo vinegar liquid, 1 to 3 parts of starch-acrylic acid graft copolymer, 15 to 40 parts of a straw decomposition agent, 15 to 40 parts of fermented human and animal excreta, 10 to 18 parts of edible fungus residue, 3 to 6 parts of waste bamboo, 2 to 5 parts of plant-charcoal powder, 5 to 10 parts of silt slag, 4 to 6 parts of bone meal and 4 to 9 parts of soybean meal. According to the invention, specific components and proportion are adopted to prepare the organic matters, and the organic matters are combined with inorganic matters to form the acidulous substrate, so that the seedling-cultivating substrate soil is high in nutritional ingredient and appropriate in proportion of trace elements, has an excellent odor removing effect, and avoids undesirable odors produced during planting of vegetables and other plants for urban families.

The invention belongs to the technical field of sealants, and specifically to a diatomite chloroprene type sealant. The diatomite polychloroprene type sealant is prepared by carrying out milling and kneading the following materials according to a formula, wherein the materials comprise chloroprene rubber, butyl rubber, natural rubber, diatomite, a reinforcing agent, a filler, a viscosity regulator, a vulcanizing agent, a stabilizer and other commonly used additives. According to the present invention, the diatomite has a special structure and physical properties, the other raw materials in the formula are reasonably selected, the ratio is appropriate, and the diatomite chloroprene type sealant has characteristics of good anti-aging performance, good weather resistance, strong heat resistance, strong wear resistance, rare sagging, good surface smoothness, environmental protection, and long service life, and can be used for family decoration and other fields.

The invention discloses a perfect compound feed which comprises corn, soybean meal, cottonseed meal, whole-milk rice bran, rice bran meal, wheat, wheat bran, brewer's grain, alfalfa meal, soybean oil, baking soda, table salt, calcium hydrophosphate, calcium powder, lysine hydrochloride, methionine, choline chloride, mould inhibitor, antioxidant, microelement additive and vitamin complex. The feed disclosed by the invention conforms to various nutritive indexes necessary to the medium and big gooses in the growth process, can prevent the wing curling of the medium and big gooses, and obviously improves the feather quality of the medium and big gooses.

The invention discloses a method for producing bovine-bone peptone by enzyme technology, which belongs to the technical field of bioengineering. The method comprises the steps of pretreating fresh bovine bones and then adding enzyme for enzymolysis. The method has the advantages of advanced technique, reasonable process route, thorough enzymolysis, sufficient raw-material utilization, high yield of peptone products, good quality, high amino nitrogen content, high total nitrogen content, plentiful species of amino acid, proper proportion and high biological potency, and reaches reagent-grade product standards. The method takes the bovine bones as raw materials, changes waste into valuables, improves the utilization ratio of the bovine bones in China, reduces environmental pollution, drives the development of the livestock breeding industry and other industries, and remarkably improves the comprehensive benefit of farming and animal husbandry industrialization.

The invention relates to an efficient and environment-friendly remains preservative free of formaldehyde and application thereof. The remains preservative mainly comprises, by volume, 0.5-10% of phenoxyethanol, 0.2-1.5% of isothiazolinone, 3-15% of organic acid, 5-20% of propylene glycol, 5-30% of glycerol, 20-75% of ethanol and 5-35% of distilled water, and, by weight, 1-10% of hexamethylenetetramine and 0-2% of ethylenediamine tetraacetic acid disodium salt. The preservative can be poured through an aorta and an aortic arch and injected through the abdominal cavity, the thoracic cavity, the pharyngeal cavity and the cranial cavity so as to carry out antiseptic preservation, disinfection and smell removal to remains. Quantification sterilization experiments, animal experiments and funeral home field experiments prove that the remains preservative is efficient in antibacterial property, quick in action speed, low in toxicity and suitable for short-term or long-term remains antisepsis or specimen preservation of funeral homes and medical colleges at home and abroad.

The invention relates to a traditional Chinese medicine fermented preparation for improving production performance of sows, and belongs to the technical field of preparation for livestock. The preparation comprises the following traditional Chinese medicine components in parts by weight: 10-20 parts of astragali roots, 10-20 parts of codonopsis roots, 5-15 parts of large-headed atractylodes rhizomes, 5-15 parts of Chinese angelica, 10-15 parts of bupleurum roots, 5-10 parts of dried orange peels, 5-10 parts of cimicifuga roots, and 10-20 parts of licorice. The traditional Chinese medicine components selected by the method has the advantages of reasonable structure and proper proportion, selected Lactobacillus plantarum has the advantages of high activity, good stress resistance and the like; in the effects of the selected Lactobacillus plantarum, and efficacies of the original medicines are substantially improved; the fermented medicine can substantially improve production performance of sows, and is green and healthy without toxic and side effects.

The invention discloses a composite bamboo shoot fermenting agent and a preparation method of fermented bamboo shoots. The composite bamboo shoot fermenting agent contains monascus vinasse and liqueur koji. The preparation method of the fermented bamboo shoots comprises the following steps of: firstly, blanching bamboo shoots; and then, fermenting the bamboo shoots under the action of the composite bamboo shoot fermenting agent. Under the action of the composite bamboo shoot fermenting agent, aromatic substances, pigments, and the like in the vinasse are infiltrated in the bamboo shoot tissues. The prepared vinasse-processed bamboo shoots have the characteristics of unique fragrance and flavor, mellow and pleasant taste, elegant flavor, attractive color and rich nutrition. The preparation method can effectively prevent fresh bamboo shoots from aging, lessen the loss of nutrient contents, preserve the nutrient contents of the bamboo shoots and ensure the quality and the grade of the bamboo shoots. The fermented bamboo shoots prepared by using the method disclosed by the invention have appropriate proportions of liquor, sugar and acid, and have the advantages of low alcohol and sugar contents, stable resistance to acid and alkali, strong heat resistance and light resistance, stable resistance to oxidoreduction and favorable practical values and application prospects.

To generate a gas-curtain for a load-port-apparatus and to supply a purge-gas into a pod by a single gas source, provided is a gas purge device including: purge nozzles extending along an outer side of side edges of the opening portion; a curtain nozzle arranged above an upper edge of the opening portion; a gas supply pipe arranged in parallel to each purge nozzle, for supplying an inert gas to the purge nozzle and the curtain nozzle, the gas being supplied from the gas supply pipe to the purge nozzle in a direction orthogonal to an extending direction of the gas supply pipe; and a conductance adjusting unit arranged at an end portion of the gas supply pipe, for generating a pressure loss in a gas flow in a configuration in which the gas is supplied to the curtain nozzle at the end portion of the gas supply pipe.

The invention relates to the technical field of fire-resistant weather-proof steel plates for building structures, in particular to a fire-resistant weather-proof steel plate for 690MPa-grade buildingstructure and a manufacturing method thereof. The steel plate consists of the following chemical components in percentage by weight: 0.05%-0.10% of C, 0.10%-0.40% of Si, 1.20%-1.80% of Mn, less thanor equal to 0.010% of P, less than or equal to 0.003% of S, 0.7%-1.1% of Ni, 0.65%-1.10% of Cu, 0.20%-0.60% of Mo, 0.07%-0.12% of Nb, 0.05%-0.075% of V, 0.02%-0.035% of Ti, less than or equal to 0.0025% of B, 0.01%-0.04% of Al, and the balance of iron and inevitable impurities. The fire-resistant weather-proof steel plate adopts a two-phase region once thermal treatment process to obtain a reversetransformed austenite structure which is proper in proportion and stable, so that a multi-phase structure which consists of tempered-state martensite, a nano precipitated phase and retained austeniteis finally obtained. A smelting and continuous-casting process scheme realizes low-phosphor low-carbon control. The product has high strength and toughness, high plasticity, a low yield ratio, and excellent fire resistance, weather resistance and lamellar tearing resistance.

The invention discloses a fruit pie. The fruit pie comprises a pie crust and pie stuffing wrapped in the pie crust and is made by baking after brushing a layer of egg white on the surface of the pie crust, wherein raw materials of the pie crust consist of flour, milk powder, starch, first-class iodized refined salt, food-grade sodium bicarbonate, white granulated sugar at national primary standard, condensed milk with mass percentage concentration of 75%, evaporated filled milk with mass percentage concentration of 28%, vegetable oil and deshelled eggs, raw materials of the pie stuffing consist of fruit, pectin, white granulated sugar at national primary standard, malt syrup with mass percentage concentration of 80%, food-grade glycerin, sixfold concentrated fruit juice and water, and the mass ratio of the pie crust to the pie stuffing is 6.5:3.5. The selected and used raw materials are reasonable in variety collocation, with trophism, palatability and stable quality; the fruit pie is scientific in making method, can be mechanically produced on a large scale, conforms to the needs of modern fast food production and operation ways, and is easy in packaging, carrying and storage.

The invention relates to a low-toxicity, environment-friendly short-term remains preservative based on alcohols and usage thereof. The remains preservative mainly comprises 60 to 75 percent of ethanol, 5 to 20 percent of propylene glycol, 3 to 15 percent of organic acid, 0 to 0.3 percent of essence and 10 to 40 percent of distilled water according to volumetric proportion as well as 0.2 to 10 percent of nipagin ester, 0.3 to 3 percent of thymol, 0.5 to 3 percent of mannitol (or sorbierite) and 0.05 to 0.5 percent of low-toxicity metal salt according to weight ratio. The invention can adopt the immersion method or the infusion method to preserve and fix remains (tissues), and the preservative can be infused via the aorta (arch) and injected via the thoracic cavity and the abdominal cavity, and has the fast and effective effects of disinfection, embalmment and preservation. The preservative is highly antibacterial, can effectively prevent bacteria from corroding the remains and the autolysis of the tissues, can be used as histocyte fixative, and is applicable to short-term remains embalmment or specimen preservation in domestic and foreign funeral homes and medical academies.

The invention discloses a method for reeling silk from mulberry silkworm fresh cocoons by virtue of cocoon cooking. The method is characterized by comprising the process steps of cold storage preservation, cocoon selection, vacuum infiltration, cocoon cooking, silk reeling, treatment of fresh basin residues, and preservation of fresh silkworm chrysalis. The method is simple and convenient, quality indexes such as strength, cohesion, cleanness and purity of raw silk are effectively improved by virtue of the cocoon cooking, and the raw silk is in a grade of being over 4A; silkworm chrysalis can be separated from basin residues through a scutcher to obtain high-quality fresh silkworm chrysalis and silk floss, and therefore the utilization value of byproducts is increased.

The invention discloses a chemical silvering and pretreatment process for a synthetic quartz diamond pavilion. The process comprises the following steps: wetting and rough washing, deoiling with deoiling liquid 1, scrubbing, deoiling with deoiling liquid 2, coarsening, cleaning and sensitizing; and then implementing the chemical silvering by using a jet plating or dip plating manner. At the same time of completing the pretreatment process, the process adopts proper coarsening and sensitizing process and silvering liquid formula, so that the silvering layer adhesion of silvered products is improved, and the phenomenon of silvered layers becoming yellow, black and white is avoided.

The invention provides a method for preparing lithium-silicon alloy cathodes. The method includes mixing analytically pure silicon powder and lithium powder with each other according to a molar ratio of (8-5):(2-5) to obtain mixtures; carrying out ball-milling on the mixtures in inert atmosphere environments for 4 hours to obtain sandy substances; filling foamed nickel with the sandy substances according to certain filling density; compressing tablets; heating the tablets until the temperatures of the tablets reach 160-170 DEG C and keeping the temperatures of the tablets unchanged for 1 hour; cooling the tablets until the temperatures of the tablets reach the room temperature and taking out the tablets to obtain the lithium-silicon alloy cathodes. The method has the advantages that the lithium-silicon alloy cathodes are low in polarization, high in capacity and long in cycle life; processes for manufacturing the lithium-silicon alloy cathodes are simple and are easy to implement and control and low in energy consumption.

The invention discloses a man-made stone basin and a preparation method thereof. The man-made stone basin comprises a main material, a filter and auxiliary materials, wherein the main material comprises the following ingredients in parts by weight: 80-98 parts of unsaturated polyester resin; the filter comprises the component in parts by weight: 1-10 parts of limestone powder; and the auxiliary materials comprise any multiple substances or all the substances in the following components in parts by weight: 0.1-1 part of accelerant, 0.1-1 part of curing initiator, 0.1-1 part of fire retardant, 0.1-1 part of coupling agent, 0.1-1 part of antioxidant, 0.1-1 part of light stabilizer, 0.1-1 part of color paste and 0.1-1 part of flashlight powder. The preparation method mainly comprises the steps of: mixing the base material, the filler and the auxiliary materials; filling slurry into the mixture; curing and molding; demoulding; carrying out post-curing treatment; and polishing and waxing. The man-made stone basin is free from warping and cracking, smooth in surface, free from bubbles and pitted surface, good in hardness and gloss maintenance, oxidation-resistant, aging-resistant, free from pollution, rich in colors, fashionable and attractive.

The invention discloses a method for producing a water soluble moistureproof film coating premixing agent, which relates to a pharmaceutical excipient. The premixing agent consists of raw materials, namely polyvinyl alcohol, polyethyleneglycol, hydroxypropyl methylcellulose, castor oil, tween-80, color lake, titanium pigment and talcum. The raw materials are mixed according to certain weight percentage, and the premixing agent is produced according to the prior process for producing the film coating premixing agents. The method has the advantages that the water soluble moistureproof film coating premixing agent produced according to the formula has good film-forming property, firm combination of a coating layer and a medicament core, strict wrapping, uniform thickness and even coloration, is smooth and beautiful, has good moisture resistance and oxygen insulation, can avoid surface abrasion, edge cracking, peeling or adhesion of a finished coating agent product and the like, and can better meet various needs of film coatings of solid pharmaceutical preparations.

The invention provides a lithium aluminum alloy for a secondary lithium battery and a manufacturing process method thereof. The lithium aluminum alloy comprises 11 to 20 mass percent of lithium and 80 to 89 mass percent of aluminum. The method comprises the following steps of: placing a demand quantity of metal lithium particles and metal aluminum particles in a certain proportion into a ceramic ball milling jar in dry air at the relative humidity of less than 2 percent; adding a certain number of corundum balls; introducing inert gas, namely argon; performing ball milling for 30 minutes to 10 hours; taking a mixture out; picking the corundum balls out; filling mixed powder into a mould; pressing on an oil press to obtain cake-shaped objects with required thickness and diameter, wherein the thickness and the diameter of the cake-shaped objects are determined according to the size required by a negative electrode of the secondary lithium battery; placing the cake-shaped objects in organic electrolyte for the secondary lithium battery; standing for 20 to 56 hours; taking the cake-shaped objects out; and cleaning with carbonic allyl ester or dimethyl carbonate to obtain the lithium aluminum alloy. The method has a simple process and low energy consumption and is easy to operate and control; the synthesized lithium aluminum alloy is suitable to be used as the negative electrode ofthe secondary lithium battery; and the discharge performance of the battery can be improved, and the cycle life of the battery can be prolonged.

The present invention relates to a method for manufacturing a bone graft material using 3D printing of a DLP system. The method includes (1) dispersing a powder material including calcium phosphate-based ceramics in a solvent; (2) recovering the calcium phosphate-based ceramics by removing the solvent from a solution in which the calcium phosphate-based ceramic material is dispersed in Step 1; (3) producing a photocurable resin composition by adding a binder resin including a crosslinking agent and a photoinitiator to the calcium phosphate-based ceramics obtained in Step 2; (4) performing 3D rapid prototyping on a bone graft material molded body from the composition for a bone graft material produced in Step 3 by 3D printing of a DLP system; and (5) debinding and sintering organic materials remaining in the bone graft material molded body subjected to prototyping in Step 4.

The invention relates to a preparation method for single-component nylon plastic conductive primer. The single-component nylon plastic conductive primer is prepared by mixing the following components in part by weight: 30 to 60 parts of thermoplastic acrylic resin or polyester resin, 20 to 30 parts of conductive titanium dioxide, 0.2 to 0.8 part of conductive graphite, 0.1 to 1.0 part of conductive carbon black, 3 to 8 parts of cellulose acetate butyrate, 20 to 40 parts of solvent, 2 to 6 parts of dispersing agent, 2 to 8 parts of adhesion promoter and 1 to 7 parts of anti-settling wax slurry. Compared with the prior art, the preparation method for the single-component nylon plastic conductive primer is applicable to mechanical spraying construction and is convenient in construction and good in adhesive force. In addition, a curing agent does not need to be added and the cost is lower than that of a double-component product.

Provided are three-dimensional truss type periodic cellular materials, wherein a plurality of internal cells are formed periodically and part of the internal cells are filled with solid material like as metal, ceramic, synthetic resin, or composite materials for the purpose of preventing buckling of the truss elements when external compressive or shear loads is applied to the truss structure. By filling only parts of internal cells provided in the truss with appropriate solid materials, the buckling of truss elements can be suppressed maximally and effectively, and even if the buckling accidentally occurs, the sharp decline of strength can be prevented so as to ensure sufficient structural stability of the truss type periodic cellular materials.

The invention relates to culture soil, in particular to special environment-friendly culture soil for urban families. The special environment-friendly culture soil for urban families is prepared by mixing 25-45 percent of matrix with 55-75 percent of rural soil or clay in percentage by weight. The matrix contains 60-80 percent of organic matter including the following components by weight: 1-3 percent of nitrogen, 1.5-3.5 percent of phosphorus, 2-4 percent of potassium and 0.02-0.08 percent of trace magnesium, calcium, ferrum, manganese and boron. The pH value of the matrix is 6.5-6.8, the conductivity is 1.5-3.5 S, and the cation exchange capacity is at least 100. The organic matter contains 1-3 parts of starch-acrylic acid graft copolymer, 15-40 parts of straw decomposing inoculant, 15-40 parts of fermented human and animal excreta, 10-18 parts of edible fungi residue, 3-6 parts of waste bamboo shavings, 2-5 parts of plant charcoal powder, 5-10 parts of sludge residue, 4-6 parts of bone meal and 4-9 parts of bean pulp. Specific components and proportion are adopted to be matched to prepare the organic matter, and the organic matter is combined with inorganic matters to form the weak-acid matrix, so that the nutritional ingredient is high, and the proportion of trace elements is appropriate. The culture soil has a good flavor removing function, so that foreign flavor is avoided when urban families grow plants such as vegetables, and the culture soil is clean and environment-friendly.

The invention relates to cultivation soil, in particular to rhizome substrate soil for micro agriculture. The rhizome substrate soil is formed by mixing a substrate with rural soil or clay and comprises the following components in weight percent: 25% to 45% of the substrate and 55% to 75% of the rural soil or clay; the substrate comprises 60% to 80% of organic matters in weight percent and includes 1% to 3% of nitrogen, 1.5% to 3.5% phosphorus, 2% to 4% of potassium, and 0.02% to 0.08% of trace elements including magnesium, calcium, iron, manganese and boron; the pH value of the substrate is 6.5 to 6.8, the electric conductivity of the substrate is 1.5 to 3.5S, and the cation exchange capacity of the substrate is larger than or equal to 100; the organic matters comprise 2 to 5 part of bamboo vinegar liquid, 0.5 to 2 parts of crystallization mother liquid containing 15% to 25% of abamectin, 4 to 8 parts of nucleotide salt, 3 to 8 parts of chitosan oligosaccharide, 1 to 3 parts of starch-acrylic acid graft copolymer, 15 to 40 parts of a straw decomposition agent, 15 to 40 parts of fermented human and animal excreta, 10 to 18 parts of edible fungus residue, 3 to 6 parts of waste bamboo, 2 to 5 parts of plant-charcoal powder, 5 to 10 parts of silt slag, 4 to 6 parts of bone meal and 4 to 9 parts of soybean meal. According to the invention, specific components and proportion are adopted to prepare the organic matters, and the organic matters are combined with inorganic matters to form the acidulous substrate, so that the rhizome substrate soil is high in nutritional ingredient and appropriate in proportion of trace elements, has an excellent odor removing effect, and is clean and nvironment-friendly.

The invention provides a preservative liquid for corpses, tissue and dissections and an application method thereof. The preservative liquid mainly comprises 0.5 to 2% by mass of glutaraldehyde, 0.3 to 3% by mass of thymol, 0.5 to 3% by mass of sodium benzoate, 0.1 to 1% by mass of sodium citrate (or citric acid), 0.5 to 3% by mass of mannitol (or D-sorbitol), 40 to 65% by volume of ethanol, 5 to 15% by volume of glycerol, 1 to 5% by volume of organic acid, 0 to 1% by volume of essence and 14 to 54% by volume of water. The preservative liquid can realize preservation and fixation of corpses, tissue and dissections via a soaking or perfusion method and exerts anticorrosive, preservative, disinfecting and stink-removing effects. According to results of animal experiments of the preservative liquid in a laboratory, on-site experiments in a mortuary house, etc., the preservative liquid has high efficiency bacteriostatic performance, safety and low toxicity and is applicable to preservation of corpses, tissue and dissections in medical teaching and scientific research and funeral services.

The invention relates to feed for laying hens, which belongs to the technical field of breeding feed. The preparation method is characterized by adopting the following ingredients 45 to 60 percent of corns, 12 to 16 percent of wheat bran, 2 to 5 percent of peanut meal, 18 to 20 percent of soybean meal, 6 to 9 percent of stone powder, 1.5 percent of calcium hydrophosphate, 0.5 percent of saleratus, 1.8 percent of trace element premixers for chicken, 0.5 percent of composite vitamin premixed feed for chicken, 0.2 percent of vitamin C1 and 0.2 percent of salt. The feed prepared through the above preparation method has high content of protein, different nutrients are properly proportioned, and the growth requirement of the laying hen can be satisfied. The smell radiated by the feed has good palatability, so that the appetite of the laying hen can be increased. A time period from hatching to the laying of a laying hen can be shortened from original 180 days to 120 days, the disease resistance of the laying hen is improved, and the growth of the laying hen is fast. An egg yolk of an egg laid by the laying hen has a dark color and has a smell of a peanut after being fried.

The invention discloses canned arbutus which comprises a solid and soup, wherein the soup comprises the following components: 100 parts of water, 10-20 parts of sugarcane juice, 10-15 parts of pear juice, 1-4 parts of salt, 2-4 parts of sodium alginate, 2-5 parts of citric acid, 4-8 parts of calcium gluconate and 0.5-1 part of sodium carboxymethylcellulose. Arbutus is canned so as to be conveniently stored for a long time; rose leaves are added so that the quality of the canned arbutus can be improved; juice of the canned arbutus contains arbutus juice and rose juice, so that the color of the arbutus can be kept without addition of an artificial color; flos sophorae is added to increase the sweetness of the soup, the addition amount of sugar is reduced, the fragrance of the flos sophorae and the fragrance of the arbutus are complemented each other so that the mouth feel is good, lily juice is added to increase the nutritive value of the can, and proportions of added multiple flowers are proper so that the taste of the can is delicious.

The invention discloses a monobasic stable type peroxyacetic acid disinfection solution and a preparation method of the monobasic stable type peroxyacetic acid disinfection solution. The preparation method comprises the following steps: (1) adding glacial acetic acid into a stirring device according to formula; continuously stirring and adding concentrated sulfuric acid, hydrogen peroxide and a compound stabilizer in sequence; uniformly stirring; after stopping stirring, standing; (2) after standing for at least 7 hours in the step (1), adding de-ionized water and uniformly stirring; (3) stopping stirring and standing for one night to prepare the monobasic stable type peroxyacetic acid disinfection solution. By adjusting a process, the proportion of peroxyacetic acid, the hydrogen peroxide and the acetic acid in the prepared solution is proper and a system is relatively stable; the content of the peroxyacetic acid is kept in a relatively high interval for relatively long time through chemical balance and is slowly reduced.

The invention belongs to the field of microbe fertilizers, and provides a micro-ecological composite inoculant special for overcoming watermelon continuous cropping obstacle and an application method so as to solve the problems that various method for overcoming watermelon continuous cropping obstacle possess responding defects. The inoculant is prepared by mixing bacillus laterosporus, bacillus amyloliquefaciens, bacillus circulans, propionibacterium shermanil, tree microbacterium sp., bacillus laevolacticus, trichoderma harzianum, trichoderma asperellum, trichoderma fasciculatum Bissett, paecilomyces lilacinus, streptomyces syringini, gordonia sp., tsukamurella sp. and conexibacter sp. according to a certain ratio. The composite inoculant guarantees watermelon quality safety and environment zero pollution, and helps to reduce peasant production cost, guarantee agricultural product quality safety and protect ecological environment. The composite inoculant effectively overcomes watermelon continuous cropping obstacle, and watermelon which is truly nuisance-free, pure in mouthfeel and high in sweetness is produced. The composite inoculant possesses significant meaning on watermelon production, watermelon peasant income increase, consumer health guarantee, environment pollution reduction and maintenance of agricultural sustainable development.

The invention relates to the technical field of comprehensive utilization of oak seeds, and particularly relates to a method for extracting edible starch from oak seeds and obtaining byproduct tannin. The method comprises steps of preprocessing the oak seeds, firstly removing the tannin in the oak seeds so as to obtain crude extract of the tannin, taking the residue obtained in the preparation of the crude extract of the tannin as the raw material to prepare the starch, finally purifying the tannin. The yield of the prepared starch is 30-32%, the content of the starch is 71-73%, the content of the tannin in the starch is lowered to 0.5-0.58% from 7-8% in the raw material, wherein the 0.5-0.58% of tannin is safe and edible, furthermore, the yield of the extracted tannin is 5.83-5.98%, the purity of tannin is 83-84%, in the whole process, the recycling rate of the tannin in the raw material is 70-75%.