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408results about How to "Promote the development of industrialization" patented technology

Multi-section flat type photo-bioreactor

The invention discloses a flat optical biological reactor, which consists of transparent flat box and gas-supplying device, wherein multiple hollow diversion baffle cavities are set in the box, which contain one or more artificial light source; the cavity is set on the vertical plane in the reactor with gap among each diversion baffle cavity.
Owner:JIAXING ZEYUAN BIOLOGICAL PROD

Positioning system based on cloud computing technology and positioning method

The invention aims at providing a positioning method based on cloud computing. The method comprises steps: 1, a user terminal transmits reference data to the cloud end; 2, the cloud end carried out position computation according to the reference data; and 3, the cloud end returns position information. When the technical scheme of the invention is adopted, the problems that the computing ability of the user terminal is insufficient, the power consumption during the operation is large, the computing time is long, the real-time precision of a single machine is not high and the like in the current high-precision positioning structure and mode can be solved. The user only needs to pay for little network service fee and quick, high-precision and real-time positioning results can be acquired. The user terminal can be freed from heavy positioning computation, thereby reducing the power consumption of the user terminal and improving the continuous navigation ability. Once the cloud end is built successfully, the system can be used for a long time. Flexible use modes are provided. For the user terminal, especially the terminal user of Beidou, the cost and the power consumption can be greatly reduced, and industrialization development of Beidou is facilitated.
Owner:TECHTOTOP MICROELECTRONICS

Method for preparing counter electrode of dye-sensitized solar cell

The invention discloses a method for preparing a counter electrode of a dye-sensitized solar cell, which comprises the following steps of: 1) preparing water-soluble single-layer or multi-layer graphene from graphite through a chemical oxidation method, or preparing organically water-soluble single-layer or multi-layer graphene from the graphite through an organic functional method; 2) preparing the water-soluble or organically water-soluble single-layer or multi-layer graphene onto the surface of a glass substrate for molding, and airing to prepare a thin film of the single-layer or multi-layer graphene; and 3) reducing the glass substrate with the thin film of the single-layer or multi-layer graphene by using a reducing agent, or calcining under the protection of nitrogen or argon to obtain the counter electrode of the dye-sensitized solar cell, which is coated with the single-layer or multi-layer grapheme film on the surface of the glass substrate. Electrons generated by a dye-sensitized TiO2 thin-film electrode are transferred to electrolyte to finish a cycle, so the optical energy is converted into electric energy and the photoelectric conversion efficiency of the cell is improved.
Owner:IRICO

Simplifying cultivating millet variety breeding and its cultivating method

The present invention discloses simplified millet variety breeding and matched cultivation process. The main contents include crossbreeding, back crossing and other measures to breed homotypic sister lines or near isogenic lines with herbicide resistance, without herbicide resistance or with resistance to different kinds of herbicide; mixing in certain proportion to form mixed variety with basically identical comprehensive characteristics; spraying specific herbicide to realize chemical thinning and chemical weeding. The said process can simplify cultivation of millet via eliminating manual thinning and weeding and realize the concentrative cultivation of millet in greatly raised work efficiency.
Owner:GRAIN RES INST HEBEI ACAD OF AGRI & FORESTRY SCI

Fermented sausage of dietary fiber and goose

The invention relates to the technical field of deep processing of agricultural products, in particular to a fermented sausage of dietary fiber and goose. The fermented sausage of dietary fiber and goose is made by steps of pickling raw goose, chopping and mixing to obtain goose paste, inoculating mixed leavening agent, stuffing, smoking, curing and packaging. The fermented sausage of dietary fiber and goose is delicate in taste, easy to digest and totally free of goose smell. The fermented sausage of dietary fiber and goose further has the advantages of high nutritional value, high safety, convenience to eat, easiness to preserve, probiotic effectiveness, health caring and the like. The fermented sausage of dietary fiber and goose, developed for society, is novel and instantly serviceable. Product cost is lowered. Economic benefit is improved. Industrial development of the goose industry in China is promoted.
Owner:HENAN UNIV OF SCI & TECH

Thee-in-one network fusion access method and device of digital TV

The method comprises: in the EPON network built by combining Ethernet and Passive optical network (PON), the authorizing manager is used to replace the network bridge in order to realize the free transmission between Ethernet and cable TV network. It has the advantages of EPON and authorizing manager so as to realize the multi functionalities of wideband access, watching TV, on-line and making telephone.
Owner:ZHONGYANLIAN TECH BEIJING

Carbide and metal oxide composite coat for fuel cell metal pole plate, and production method thereof

The invention relates to a fuel cell metal pole plate surface carbide and metal oxide composite coat and a production method. The composite coat is composed of a nanometer conductive metal oxide layer and a carbide layer which are sequentially arranged on the surface of a metal pole plate from bottom to top. The production method mainly comprises the following steps: 1, substrate surface pretreatment; 2, deposition of the metal oxide layer; and 3, deposition of the carbide layer. Compared with the prior art, the method synergistically using metal oxide as an ion barrier layer and carbide as a conductive layer to form the compact coat avoids perforating, cracks and other defects, and allows the coat to have high film-substrate binding force and good conductivity and corrosion resistance and to meat use requirements of fuel cell metal pole plates.
Owner:上海氢晨新能源科技有限公司

Electrochemical detection method for detecting trace heavy metal ions in water with modified graphene oxide composite modified electrode

The invention provides an electrochemical detection method for detecting trace heavy metal ions in water with a modified graphene oxide composite modified electrode. The method includes the steps that graphene oxide is ultrasonically dispersed into a Nafion solution containing bismuth, and GO-Bi-Nafion suspension is obtained; the polished, cleaned and dried surface of a glassy carbon electrode is uniformly coated with the GO-Bi-Nafion suspension, and a GO-Bi-Nafion / GCE is obtained. The developed graphene oxide material meets the requirements for detection and deep removal of heavy metal ions in water. The electrode material with high electrochemical activity has the advantages that sample treatment is easy, cost is low, the speed is high, and trace heavy metal can be detected when applied to electrochemical transducer rapid determination of heavy metal in water. In addition, the development of the heavy metal water pollution detection and treatment technology in China is promoted by the electrochemical detection method, and the modified graphene oxide composite modified electrode will have great economic and social benefits after industrialization.
Owner:山东济清科技服务有限公司

Method for preparing ultramicro flour weevil albumen powder and shell matter by separating flour weevil dried products

The invention discloses a method for separating yellow meal worm dried goods to prepare ultramicro yellow meal worm protein powder and shell material, which comprises the steps that: step 1. yellow meal worm degreased dried goods is prepared, and parameter requirements are 6-10 percent of water content, 14-30 meshes of graded granularity and less than 5 percent of fat residue; step 2. the yellow meal worm dried goods obtained from the step 1 is ground into 60-100 meshes; step 3: the powder of the yellow meal worm dried goods obtained from the step 2 is transferred to a super-micro fluid jet mill; the protein is collected after being pulverized by air flow and the ultramicro yellow meal worm protein powder is obtained; the rest residue is the shell material which is rich in chitin. The method can not only well realize the separation of yellow meal worm protein and the shell material, but also prepare the yellow meal worm protein powder with high pureness, fine granularity and no solvent residue, which starts a new way in the development of yellow meal worm resource.
Owner:张均康

Tissue culture rapid propagation method for plukenetia volubilis L.

The invention discloses a tissue culture rapid propagation method for plukenetia volubilis L., also known as plukenetia volubilis, inca inchi, inca peanut and the like, is a perennial woody vine oil plant of the euphorbiaceae, and is native to the tropical rainforest of the Andes mountain area of South America. Vegetable oil squeezed from plukenetia volubilis L. seeds is regarded as the best vegetable oil in the world, and can be used for the aspects of food, health, pharmacy, cosmetics and the like. At present, the plukenetia volubilis L. seedlings are mainly cultivated through seed and cutting manner, and the problems of long period, high cost, low efficiency and the like exist, so that plukenetia volubilis L. in-vitro replantation plant is successfully obtained by taking the plukenetia volubilis L. section stem as an explant through processes of adventitious bud induction, multiplication, rootage, acclimatization, transplantation and the like, a plukenetia volubilis L. tissue culture rapid propagation technical system is established, and important significance is achieved for rapid propagation and large-area popularization of a good variety of the plukenetia volubilis L., as well as promotion of plukenetia volubilis L. industrial development.
Owner:YULIN NORMAL UNIVERSITY

Rice seedling raising medium based on grain stillage as main component and preparation method of medium

The invention discloses a preparation method of a compound rice seedling raising medium, belonging to the technical field of organic solid waste resource utilization. The preparation method comprises the following steps: drying grain stillage in air, screening to obtain the grain stillage with the particle size of 1-4mm; and adding nutrient soil and vermiculite, and evenly mixing, so as to prepare the compound rice seedling raising medium, wherein the particle sizes of the nutrient soil and vermiculite are 3-5 mm. The compound rice seedling raising medium comprises the following components by volume percent: 50-60% of earworm dung, 20-30% of vermiculite and 20% of nutrient soil. The compound rice seedling raising medium is simple in preparation method, rich in resources, cheap in materials, rich in nutrient and stable in property, waste is turned into wealth, and environmental pollution is reduced. When the medium is used for raising seedlings, the operation is simple and convenient, labor intensity is lightened, rice seedling quality is good, percentage establishment of the seedlings is high, the industrial development of rice seedling transplanting using a rice machine is promoted, and the construction of ecological towns and new rural areas is accelerated.
Owner:YANGZHOU UNIV

Multi-functional flower fresh-keeping agent and preparation method thereof

The invention relates to a multi-functional flower fresh-keeping agent and a preparation method thereof, which belong to the technical field of the freshness preservation of flowers, in particular to a composite type multi-functional flower fresh-keeping agent; the multi-functional flower fresh-keeping agent comprises a water retention agent, a carvone ethanol solution, a sodium dichloroisocyanuric acid water solution and an ammonia oxyethylene glycocoll (AVG) water solution; and the invention aims at providing a novel flower fresh-keeping agent and the preparation method thereof for the flourishing flower market at present to reduce the flower loss and the economic loss, improve the quality of the freshness preservation of the flowers and realize the compounding of a plurality of functions.
Owner:绿力技术研究(广东)有限公司

Dot-immunogold filtration reagent kit for livestock schistosomiasis diagnosis, its preparation and application method

The invention provides a preparing and application method of diffusion medium box for diagnosing livestock's snail fever spot gold, which is a new immune labeling technique and livestock's snail fever immunology diagnosis technique. The invention labels colloid gold onto Japanese snail antigen protein, and is suit for testing many kinds of animals such as cattle, sheep, pig and rabbit; it spots tested animal's blood dried paper leachate onto pyroxylin film as posited phase, then it droplets snail antibody colloid gold 2í½3 drops (100í½150ª–l) and produces naked eye visible red speckle in 2 minutes. Its positive coincidence rate is 100% and its negative coincidence rate is 99.2%.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Planting method of relieving continuous cropping obstacles and controlling pest and disease damage through intercropping of different hot pepper species

ActiveCN103688709AAlleviate continuous cropping obstaclesRealize continuous planting all year roundHorticultureDiseaseContinuous cropping
The invention discloses a planting method of relieving continuous cropping obstacles and controlling pest and disease damage through intercropping of different hot pepper species, and belongs to the technical field of agricultural planting. According to the method, the intercropping of hot pepper with different growth height, disease resistance and pest resistance is carried out; the selected pepper species have the growth height differences, and the sequential cyclic intercropping is carried out according to the growth heights of the hot pepper; the ridge width of a land piece is 170cm, the furrow width is 30cm, and the depth is 25cm; six lines are arranged in each ridge, the line distance is 34cm, and the hole distance is 25 to 30cm; different species of hot pepper are intercropped on each ridge. The planting method has the advantages that the yield and the quality of the hot pepper are improved. The continuous cropping obstacles of the hot pepper can be effectively relieved through the intercropping culture of the hot pepper with different species, the continuous planting of the hot pepper throughout the year can be realized, the soil utilization rate is improved, and soil resources are saved. Meanwhile, the prevention and treatment effect of hot pepper epidemic diseases reaches 76 to 89 percent, the prevention and treatment effect on hot pepper helicoverpa assulta reaches 73 to 91 percent, the production quality safety of the hot pepper and the agricultural ecological environment safety are ensured, and the goals of efficiency increase, yield improvement and income increase are reached.
Owner:SOUTH CHINA AGRI UNIV

Method for preparing counter electrode of dye-sensitized solar cell

The invention discloses a method for preparing a counter electrode of a dye-sensitized solar cell, which comprises the following steps of: (1) weighing chloroplatinic acid and isopropanol, and fully mixing the chloroplatinic acid and the isopropanol to prepare solution A; (2) weighing ethyl cellulose and terpineol, and fully mixing the ethyl cellulose and the terpineol to prepare solution B; (3) mixing and stirring the solution A and the solution B to prepare a platinum sizing material for screen printing; (4) taking a piece of conductive glass, printing the platinum sizing material on the conductive glass through screen printing, and dying and sintering the conductive glass to obtain an initial platinum electrode; and (5) soaking the initial platinum electrode in aqueous solution of TiCl4, taking the initial platinum electrode out of the aqueous solution of TiCl4, washing the initial platinum electrode, raising the temperature in a muffle furnace to between 400 and 550 DEG C and keeping the temperature for 20 to 60 minutes to prepare the needed counter electrode. Because the counter electrode prepared by the method has a large specific area, and the conversion efficiency of the cell is high, the method is favorable for industrialized development.
Owner:IRICO

Magnetic control sputtering continuous line for preparing fuel cell metal bipolar plate non-crystalline carbon film

The invention relates to a magnetic control sputtering continuous line for preparing a fuel cell metal bipolar plate non-crystalline carbon film. The magnetic control sputtering continuous line for preparing the fuel cell metal bipolar plate non-crystalline carbon film comprises a multi-cavity system, a work rest, a conveying system, an air-bleed system and isolating valve systems, wherein the multi-cavity system comprises four cavities of a cleaning and heating cavity, a first film-coating cavity, a second film-coating cavity and a follow-up processing cavity which are sequentially connected in series to form an integral part, and all the cavities communicate with each other; the work rest comprises at least one metal bipolar plate rack used for fixing and arranging a to-be-handled metal bipolar plate; the conveying system comprises conveying mechanisms used for sending the work rest into / out of the cavities in sequence; the air-bleed system comprises air-bleed mechanisms which are independently arranged in all the cavities and used for controlling the vacuum degree of all the cavities; and the isolating valve systems capable of being opened and closed are arranged on the transition parts between every two adjacent cavities, and in seal fit with the cavities. Compared with the prior art, the magnetic control sputtering continuous line for preparing the fuel cell metal bipolar plate non-crystalline carbon film is high in production efficiency, good in film quality and low in cost, and has an important significance for accelerating industrialization development of a fuel cell.
Owner:SHANGHAI JIAO TONG UNIV

Cherry tomato soilless cultivation method

ActiveCN105519420AWater retention, fertilizer retention, breathabilityImprove the rhizosphere environmentGrowth substratesFertilising methodsFertilizerCoir
The invention discloses a cherry tomato soilless cultivation method comprising the three aspects of soilless cultivation medium preparation, water-fertilizer integral application, and trimming and pruning. The soilless cultivation medium adopts a coconut coir composite medium. The trimming and pruning step comprises branch arrangement, trunk reservation, vine guiding, string hanging, flower and fruit management, and plant shape maintenance. According to the invention, the coconut coir composite medium is adopted, and irrigation water amount, fertilization amount, fertilization time and the like are controlled with the water-fertilizer integration technology, such that fertilizer-water management matches the trimming and pruning manner. With the method, tomato intrinsic growth and development characteristics can be developed; and the relationship between vegetative growth and reproductive growth is coordinated. The high-yield potential is explored while quality is improved. Also, facility and cultivation management processes can be simplified; tomato cultivation water-fertilizer utilization rate can be improved. Therefore, cherry tomato yield and quality are improved, and tomato industrialization development can be promoted.
Owner:FUJIAN AGRI & FORESTRY UNIV

Method for industrially breeding king salmon fry

The invention relates to the technical field of breeding for seafood seeds, in particular to a method for industrially breeding king salmon fry. The method includes steps of comprehensively treating fry breeding water; releasing fertilized eggs; manufacturing fry breeding initial feed; biologically regulating and managing the quality of the fry breeding water; performing classification and pond distributing management on the fry, and the like. The temperature, the illumination, the transparency, dissolved oxygen, the salinity, a pH (potential of hydrogen) value, harmful substances, disease organisms and the like of each indoor isolated fry breeding pond are effectively controlled, so that fry breeding environmental conditions are optimized, the stress resistance and the disease resistance of the fry are improved, the quality of the fry is enhanced, and a survival rate of the fry is increased. The method has the advantages that a key technology for breeding the king salmon fry is implemented, an efficient and environment-friendly fry breeding mode is provided, a novel high-end aquaculture variety is additionally provided for the marine aquaculture industry, and a gap in technologies for breeding the king salmon fry in China is filled.
Owner:GUANGDONG JINYANG BIOTECHNOLOGY CO LTD

Lung-moistening and cough-arresting fruitcake and preparation method thereof

The invention belongs to the technical field of food processing and particularly provides a lung-moistening and cough-arresting fruitcake and a preparation method thereof. The lung-moistening and cough-arresting fruitcake comprises raw materials in parts by weight as follows: 30-50 parts of compound fruit pulp, 40-70 parts of syrup, 1-4 parts of a gel and 0.3-0.7 part of an acidulant. The preparation method of the lung-moistening and cough-arresting fruitcake comprises the steps as follows: step A, preparation of the fruit pulp, to be specific, preparation of cumquat pulp, preparation of a fructus monordicae extract, preparation of a fig extract, preparation of a dragon fruit flower extract, preparation of a Japanese banana flower extract and preparation of the compound fruit pulp; step B, preparation of the fruitcake, to be specific, compounding of the gel, gel melting, sugar boiling, boiling, acid adjustment, molding, drying and packing inspection. The prepared compound fruitcake is sour, sweet and tasty, is good in flavor and color, has lung-moistening and cough-arresting functions and is easy to preserve, carry and eat, fruitcake products are enriched, the industrial development of multiple agricultural products is promoted, and the economic benefit of fruit growers is increased.
Owner:GUANGXI ZHUANG AUTONOMOUS REGION ACAD OF AGRI SCI

Composite rice seedling cultivation matrix and preparation method thereof

InactiveCN102875243AIncrease productionAbundant resources availableFertilizer mixturesUltimate tensile strengthBiology
The invention discloses a composite rice seedling cultivation matrix and a preparation method of the matrix. The composite rice seedling cultivation matrix comprises the following components by weight: 60% of earthworm cast, 30% of vermiculite and 10% of nutrient soil by volume percent, wherein per cubic meter of matrix contains 7.5kg of ferrous sulfate heptahydrate. According to the invention, preparation method is simple, resource is rich and cost of materials is low, wastes are changed into valuable, the environmental pollution is reduced, and the seedling cultivation matrix is enough in nutrient and stable in properties. After the matrix is used for seedling cultivation, the operation is simple and convenient, and the labor intensity is lightened; furthermore, the rice seedlings are good in quality and high in percentage establishment of seedling. The matrix disclosed by the invention promotes the industrial development of rice transplanting of a rice transplanter, and is more beneficial to building ecological villages and towns and new villages.
Owner:YANGZHOU UNIV

Method for preparing rosin modified organic silicon resin

The invention discloses rosin modified organic silicon resin and a preparation method thereof. The method comprises the three-step reaction of: (1) performing polymerization reaction of divinyltetramethyldisiloxane and octamethylcyclotetrasiloxane in the presence of a catalyst, namely strongly acidic styrene resin to obtain a polymer of vinyl group-terminated polysiloxane; (2) performing Diels-Alder addition reaction of the polymer and rosin to obtain an additive product; and (3) performing esterification reaction of the additive product, pentaerythritol and glycerol under the action of a catalyst, namely zinc chloride to obtain the rosin modified organic silicon resin. According to the method, an organic silicon resin is modified by using the rosin; the prepared resin has the characteristics of high water resistance, high and low temperature resistance, weather resistance, after-tack resistance and adhesion; and the resin can be widely applied to the field of electronic packaging and the like.
Owner:JIANGXI PROVINCE HANGYU NEW MATERIAL CO LTD

Method for recovering anode material of waste lithium ion battery

The invention discloses a method for recovering an anode material of a waste lithium ion battery, and relates to the technical field of battery anode materials. The method comprises disassembling a waste lithium ion battery cell to obtain an anode piece; placing the anode piece in a liquid nitrogen freezing crusher for crushing, adopting an organic solvent NMP for immersion, stirring and conducting ultrasonic treatment to make an anode active substance break away from a current collector; drying the anode active material and calcining the substance in a muffle furnace at high temperature, andgrinding a sample after calcination; dissolving, recycling and grinding a treated sample material with organic acid and a hydrogen peroxide system, and conducting sedimentation to obtain a recycled anode material precursor; adding a lithium source into the anode material precursor for mixed calcinations to obtain a recycled ternary anode material. According to the method, the defects of the existing recycling method are eliminated, regenerative valuable resources can be recycled to protect the environment, and the method has the advantages of low cost, simple process and easy industrial development.
Owner:YUNNAN NENGTOU HUILONG TECH

Recycled concrete doped with rubber particles as well as preparation method and application thereof

The invention provides recycled concrete doped with rubber particles as well as a preparation method and application thereof. Construction garbage is disinfected, broken, decontaminated, sieved, strengthened and the like to prepare recycled aggregates; abandoned rubber tyres and the like are used for preparing rubber particles through technologies including disinfection, breaking, preprocessing, temperature change fluid method processing, strengthening processing and the like; the obtained recycled composite aggregates, silicate cement, water and other mineral admixture are mixed to prepare different concrete products, including recycled concrete prefabricated wall panels, building blocks and the like doped with rubber particles, through a subsequent technology by controlling different proportions. The concrete prepared with the method has the advantages of environment protection, low price, stable mechanical property, good durability and the like.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY

Method for pickling pork head meat

The invention relates to a method for pickling pork head meat. The reasonable-process method for pickling pork head meat, capable of being used for making the pickling pork head meat with the unique flavor does not exist in the prior art. The method provided by the invention comprises the work procedures of raw material meat processing, pickling, rinsing, baking, cooking, packing and sterilization. In the raw material meat processing work procedure, pork heads are used as raw materials, pork tongues and pork faces are taken down, the pork heads are cut into halves, and the pork brain is taken out to obtain the port cranium; in the pickling work procedure, the pork cranium, the port tongues and the pork faces are pre-cooled to the temperature below 10 DEG C, pepper salt is smeared on the pork cranium, the port tongues and the pork faces, the picking is carried out for 28 to 32 days, the jar turning is carried out every day in the early four days, and the jar turning is carried out every three days from the fifth day; the cooking work procedure is carried out after rinsing and baking, the pork cranium is placed into boiling water to be boiled for 42 to 48 minutes to obtain pork cranium meat, the pork noses, the pork tongues and the pork faces are steamed for 18 to 22 minutes by 100-DEG C steam, and the pork ears are steamed for 28 to 32 minutes by 100-DEG C steam; and the finished products of pickled pork head meat are obtained through the work procedures of packing and sterilization. The method has the advantages that the process is reasonable, and the manufactured pork head meat has unique flavor.
Owner:ZHEJIANG QINGLIAN FOOD

Dye-sensitized solar cell

The invention provides a dye-sensitized solar cell comprising a photoelectrode, a counter electrode which is opposite to the photoelectrode, and an electrolyte layer which is kept between the photoelectrode and the counter electrode. One side, away from the electrolyte layer, of the photoelectrode is provided with an ultraviolet-proof layer. According to the dye-sensitized solar cell provided in the invention, the ultraviolet-proof layer can effectively reduce degradation of the dye-sensitized solar cell due to ultraviolet light in the sunlight, thereby improving the durability of the dye-sensitized solar cell, prolonging the service life of the dye-sensitized solar cell, and helping the industrialization development of the dye-sensitized solar cell.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI

Dot immunogold filtration assay kit for diagnosing cysticercosis cellulosae, preparation and application thereof

The provided colloid gold chromatography percolation reagent box for diagnosis of swine cysticercosis comprises: with cellulose nitrate as solid carrier, adsorbing swine sample blood; using antigen and colloid gold as the liquid phase, as well as the probe and indicator, forming visible red fleck. When using, dropping sample to the cellulose nitrate, adding 100 mul washing liquid and same antigen colloid gold, and forming the red fleck in 2-3min. This invention has strong specificity and well sensitivity, and more fit to practical application.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Chinese-herbal-medicine feed additive capable of improving meat quality of Chinese softshell turtle and feed containing additive

The invention discloses a Chinese-herbal-medicine feed additive capable of improving the meat quality of a Chinese softshell turtle and a feed containing the additive. The Chinese-herbal-medicine feed additive is prepared by taking rhizoma atractylodis macrocephalae, angelica sinensis, rehmannia glutinosa, fennel, hawthorn, pericarpium citri reticulatae, eucommia ulmoides, medicated leaven, malt, poria cocos, codonopsis pilosula, cinnamon, purple perilla and polygonum multiflorum as materials through the steps of drying, crushing and mixing uniformly according to certain proportion. After the Chinese-herbal-medicine feed additive is added into the feed of the Chinese softshell turtle, the meat quality of the Chinese softshell turtle can be improved, the growth can be promoted and the immunity can be improved; the Chinese-herbal-medicine feed additive has the advantages of no pollution, no medicine resistance, no residue and the like, is wide in source, low in price and convenient to manufacture, can greatly reduce the culture cost of the Chinese softshell turtle, and is suitable for industrial production, thus being a green and environment-friendly feed additive.
Owner:HUNAN AGRICULTURAL UNIV

Method for preparing block of nano aluminum alloy in ultrahigh strength

InactiveCN1600466AEase of mass production scalePromote the development of industrializationNitrogenIngot
A process or preparing high-strength nano-Al alloy block includes providing the Al-Zn-Mg-Cu-Zr-Ni alloy, prefabricating alloy ingot by induction furnace, aerosolizing to obtain alloy powder, low-temp ball grinding in liquefied nitrogen, and high-pressure treating at medium or low temp.
Owner:UNIV OF SCI & TECH BEIJING

Marsh gas engineering inoculum and preparation method thereof

The invention discloses a marsh gas engineering inoculum and a preparation method thereof, and aims to solve the problems of low anaerobic fermentation speed, long fermentation period and poor marsh gas engineering gas productivity and engineering running efficiency in the conventional marsh gas engineering. Organic waste sludge or biogas slurry is taken as a raw material, and a special marsh gas engineering inoculum is prepared through mixed culture and a fixed anaerobic fermentation microbial flora according to an anaerobic fermentation principle and a microbial ecology principle. Compared with the prior art in which an inoculum is prepared by culturing single strains respectively and mixing proportionally, the preparation method has the advantages that the inoculum is prepared through mixed culture of sludge or biogas slurry is stable in micro-ecology; moreover, the marsh gas engineering fermentation period can be remarkably shortened, the marsh gas yield is increased, and the marsh gas engineering economical benefit is increased.
Owner:马力通

Method for producing DHA (Docosahexaenoic Acid) by fermenting schizochytrium limacinum via mixed carbon source

The invention discloses a method for producing DHA (Docosahexaenoic Acid) by fermenting schizochytrium limacinum via a mixed carbon source. The method comprises the following steps: culturing a schizochytrium limacinum seed solution by utilizing a seed medium; inoculating the schizochytrium limacinum into a fermentation medium of a single glucose carbon source or the mixed carbon source of glucose and glycerol; and replenishing the glycerol or the mixed carbon source of the glucose and the glycerol when the surplus quantity of the glucose in the fermentation medium is 1% to 5% of the total weight of the original glucose. The method has the beneficial effects that not only are the advantages of rapid growth speed and high total lipid content of the schizochytrium limacinum fermented by the single glucose carbon source absorbed, but also the characteristic of high DHA content of the schizochytrium limacinum fermented by the single glycerol carbon source is realized, so that the utilization rate of substrates is increased; the fermentation level of the DHA is improved; relatively high algal oil quality is ensured at the same time. Thus, the method is very favorable for promoting the industrialization development of producing the DHA by fermenting the schizochytrium limacinum.
Owner:JIANGNAN UNIV
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