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41results about How to "Regenerative" patented technology

Giant salamander oligosaccharide peptide, preparation method and application thereof in cosmetics

InactiveCN101812116AImprove the ability of monocytes to phagocytize bacteriaEnhance monocyte vitalityCosmetic preparationsToilet preparationsMolecular sieveChemistry
The invention discloses giant salamander oligosaccharide peptide, a preparation method and application thereof in cosmetics, wherein the molecular weight of the prepared giant salamander oligosaccharide peptide is smaller than 4000Da, a sugar chain is connected with serine or threonine through GalNAc, and the giant salamander oligosaccharide peptide has a -Galbeta1-3GalNAcalpha-O-Ser / Thr structure. The preparation method comprises the following steps of: homogenizing giant salamander grume at the temperature of 0-10 DEG C; adding 1-3 time volume of 0.01-0.1M phosphate buffer and complex enzyme into a homogenate and carrying out enzymolysis for 12-48 hours, wherein the pH value of the phosphate buffer is 7-8, the mass ratio of the complex enzyme to the homogenate is 0.1-1 percent, and the complex enzyme is formed by proportionally mixing ocean alkali protease, papain, pepsin and trypsinase in the activity unit ratio of 3:3:2:2; centrifugalizing to obtain a supernatant, separating by adopting an ultrafiltration membrane separator with the interception molecular weight of below 4000Da and obtaining a liquid permeating an ultrafiltration membrane; collecting an OD280nm absorption peak through a Sephadex LH-20 molecular sieve chromatography column; and freezing and drying the collected liquid after passing through macroporous absorbent resin and activated carbon to prepare the giant salamander oligosaccharide peptide.
Owner:ZHANGJIAJIE JINCHI ANDRIAS DAVIDIANUS BIOLOGICAL SCI

Waste gas treatment air purification device

The invention discloses a waste gas treatment air purification device which comprises a unit case, a waste gas inlet pipe, and an air inlet pipe; the invention is characterized in that a water tank is disposed at the bottom inside the unit case; a photolytic light source, a filler layer, a spraying layer, and an active carbon layer are orderly mounted above the water tank; the waste gas inlet pipe and the air inlet pipe extend into the water tank at one side of the unit case. With a water-attack deduster principle, the invention allows organic waste gas to dissolve into water through high-speed air flow, performs cracking by using high-energy high-ozone ultraviolet light beams, performs air purification with the synergic photolysis of the fillers and spraying, and finally reaches the national discharge standard; the invention is simple in operation, convenient for maintenance, and integrated in structure, greatly reduces production cost, and realizes thorough purification of toxic and harmful gas.
Owner:上海柏衍环境科技有限公司

Soil improved composition and method for improving soil

InactiveCN102732255ARegenerativeFertilizer irrigation is not requiredOrganic fertilisersSoil-working methodsWoody plantDecomposition
The invention relates to a soil improved composition and a method for improving soil, which belongs to the soil improvement field. The soil improved composition and the method for improving soil are provided for overcoming the shortages of uncontinuous greening effect on the slopes and high cost in the present greening technology. The soil improved composition comprises an organic matter, azotobacter flora, organism decomposed flora and acidic soil flora capable of promoting decomposition of rock, and enables good improvement of the soil, thereby the plant grown on the slopes can be deeply inserted in the rock, and the slope greening landscapes can be improved and the landslide can be prevented; the soil improvement method comprises the following steps: mixing the main soil and the soil improved composition, and planting herbaceous plants or woody plants in the mixed soil. The method of the invention can effectively improve the fertility of barren soil, and the soil improvement methodis suitable for popularization and application in the slope greening process.
Owner:GUANGZHOU ZHONGMAO LANDSCAPE CONSTR ENG +1

Anti-adhesion isolator

The present invention relates to anti-adhesion barriers which prevents an adhesion between tissues at an operated legion and have various shapes, comprising sodium carboxymethyl cellulose (NaCMC) and gellan gum in 1:(0.1~10) of weight ratio. The anti-adhesion barriers of the present invention prevent adhesions at the operated legion or between bleeding legion and existed tissues more effectively after self-transplantation and being sealed completely, than conventional anti-adhesion barriers do and moreover, have remarkable haemostatic effects, anti-inflammation adhesion and application effect.
Owner:AMITIE

Greening hydro-seeding method used for arid areas

InactiveCN102696307ARegenerativeFertilizer irrigation is not requiredClimate change adaptationSowingDrip irrigationPlant growth
The invention discloses a greening hydro-seeding method used for arid areas.. Firstly preparing a novel soil composite; then adding straw bark into the soil composite, then adding vermiculite and perlite; mixing, adding water to and stirring the soil composite formed into aggregate structures, bonding agents and seeds, spraying the mixture on areas to be greened through a wet spraying machine; after spraying, firstly spraying water-retention agents and then covering thin films on a hydro-seeding layer formed on the areas; at last, arranging a plurality of drip irrigation tubes in the areas and digging water storage pools communicated with the drip irrigation tubes in the areas. The greening hydro-seeding method can improve germination rate and survive rate during early hydro-seeding stages, and moisture required by plant growth can be maintained through a plurality of water retention and water supply methods. The greening hydro-seeding method used for arid areas is simple in construction method, low in construction cost and suitable for being popularized in large scale in arid-area side slope greening hydro-seeding.
Owner:CHINA THREE GORGES UNIV +1

Method for preparing superfine zinc oxide and crystal whisker of zinc oxide

A process for preparing superfine zinc oxide particles and the crystal whiskers of zinc oxide includes such steps as preparing zinc hydroxide by uniform precipitation method in which the ionic exchange resin is used as precipitant and template, deposition separation, drying and calcining. Its advantages are no need of washing precursor and low cost.
Owner:DALIAN JIAOTONG UNIVERSITY

Core-shell type magnetic fluorescent sensing microsphere for hexavalent chromium anion imprints

The invention relates to a core-shell type magnetic fluorescent sensing microsphere for hexavalent chromium anion imprints. A Fe3O4 magnetic material is taken as a core of the core-shell type magneticfluorescent sensing microsphere; a layer of fluorescent material with hexavalent chromium anion imprints is wrapped on the surface of the core and is used as a shell; the microsphere has a selectiveadsorbing function for hexavalent chromium anions; after the microsphere adsorbs the hexavalent chromium anions, the fluorescence intensity is reduced; the hexavalent chromium anion concentration in the system can be known in the manner of measuring the change of the fluorescence intensity; the core-shell type magnetic fluorescent sensing microsphere provided by the invention can be applied to thefield of recycling or detection of the hexavalent chromium anions.
Owner:TIANJIN POLYTECHNIC UNIV

Preparation method of CO2 gas absorbent for polyamine ionic liquid

The invention discloses a preparation method of a CO2 gas absorbent for a polyamine ionic liquid, wherein the CO2 gas absorbent can be simply prepared with low cost. The method comprises dropwise adding inorganic or organic acid into polyamine organics in accordance with a mole ratio of 1 : 1 of the polyamine organics and the inorganic or organic acid, stirring to react for 2 to 8 hours in an ice-water bath, allowing to stand for 3 to 5 hours at room temperature to form an amine-based ionic liquid, washing the amine-based ionic liquid for 3 to 5 times with ethyl acetate, drying under vacuum for 24 hours in a vacuum drying box, and mixing the obtained ionic liquid and water in a mole ratio of 1 : 0.2 to 2 to prepare the CO2 gas absorbent. The CO2 gas absorbent provided by the invention is strong in absorption capability, wherein the mole ratio of the absorbed CO2 amount and the ionic liquid is up to 1 : 2.29; has regeneration performance, wherein the ionic liquid desorption rate of the saturatedly absorbed ionic liquid absorbent is up to 99 %; and simple in synthetic method and low in production cost.
Owner:UNIV OF SCI & TECH LIAONING

Preparation method and application of super-hydrophilic/underwater super-oleophobic polyvinylidene fluoride composite membrane

The invention provides a preparation method for a super-hydrophilic / underwater super-oleophobic polyvinylidene fluoride composite membrane, belonging to the field of preparation technologies of environmental functional materials. The preparation method comprises the following concrete steps: preparing a PVDF membrane and a PVDF@PDA membrane at first; dissolving nickel nitrate hexahydrate, cobalt nitrate hexahydrate and urea in deionized water to obtain a mixed solution, pouring the mixed solution into ethanol, adding the PVDF@PDA membrane and carrying out soaking; and then placing the PVDF@PDAmembrane in a reaction vessel for a reaction, cleaning the membrane by using deionized water and ethanol and then carrying out drying so as to prepare the PVDF@PDA@NiCo2(OH)6 composite membrane. According to the invention, membrane separation technology is adopted; process flow is short; operation is easy to control; resources are saved; no secondary pollution is produced; and the preparation comforms to the concept of green chemistry and is suitable for wide promotion and application.
Owner:JIANGSU UNIV

Preparation method of antioxidant stock solution based on fermentation of sea-buckthorn and kudzu root and product thereof

The invention provides a preparation method of an antioxidant stock solution based on fermentation of sea-buckthorn and kudzu root, the antioxidant stock solution prepared by the method, antioxidant liquid beverage and antioxidant solid beverage prepared from the antioxidant stock solution, and respective preparation method thereof. A core technical scheme is the preparation method of the antioxidant stock solution, and the method comprises the steps of: (1) bacterial strain preparation, (2) composite culture of bacterial strain, (3) solid-liquid fermentation production, and (4) final preparation of the antioxidant stock solution. Through synergistic fermentation technology of a variety of probiotics and based on synthesis, decomposition and metabolism conversion of the effective components in sea-buckthorn and kudzu root, the invention finds a simple processing method of an antioxidant with comprehensive antioxidant functions, and provides the effective antioxidant capable of meeting the comprehensive needs of the body network antioxidation, and has the remarkable characteristics of easy absorption and substantial effect.
Owner:江瀚生物科技(上海)有限公司

Lip moistening oil, and preparation method and application thereof

The invention belongs to the field of skin care products, and in particular relates to lip moistening oil, and a preparation method and application thereof. The lip moistening oil comprises the following raw materials in parts by weight: 50-90 parts of olive oil, 20-40 parts of wheat sprout oil, 15-20 parts of vitamin A, 20-40 parts of vitamin E, 5-10 parts of essence, 5-10 parts of a preservative, and 20-50 parts of honey. The lip moistening oil disclosed by the invention has the effects of clearing heat, moistening and protecting mucosa and can be used for treating chronic cheilitis; and furthermore, the efficiency is high.
Owner:SHANDONG SANXING CORN IND SCI CO LTD

Preparation method of cell substrate protein biological support material used for tissue engineering

A cytostromatic protein bioscaffold material for tissue engineering is prepared through using the buffering acetic acid solution to extract the cytostromatic protein, depositing with inorganic salt, and using the inorganic salt with different gradient to remove the III-type collagen from the cytostromatic protein, resulting in purified cytostromatic protein. Its advantages are high stability, purity and adhesion and no toxic by-effect.
Owner:STOMATOLOGICAL HOSPITAL NO 4 ARMY MEDICAL COLLEGE PLA +1

Saponifying agent for organic rare-earth extraction agents and application method of saponifying agent

The invention discloses a saponifying agent for organic rare-earth extraction agents and an application method of the saponifying agent. The saponifying agent is prepared from sodium hydroxide and sodium carbonate and can be applied to saponifying of organic rare-earth extraction agents such as P507 and the like. According to the saponifying agent and the application method, no ammonia-nitrogen sewage is produced, the production cost is low, the operation is convenient, the extraction efficiency is high, no third phase is formed in the extraction process, and the obtained product has the high purity.
Owner:四川省冕宁县方兴稀土有限公司

Stink inhibitor for microalgae anaerobic biological fermentation and preparation method thereof

The invention provides a stink inhibitor for microalgae anaerobic biological fermentation and a preparation method thereof. The stink inhibitor is prepared from the following raw materials: polyvinylalcohol, biological enzyme and boric acid, wherein the mass ratio of the polyacetal to the biological enzyme is (7-10): (0.025-0.05). The biological enzyme is a mixture of cellulase, lipase and yeasthydrolysate, and the mass ratio of the cellulase to the lipase to the yeast hydrolysate is (0.8-1.2): (0.8-1.2): (0.8-1.2). The inhibitor provided by the invention improves the adsorptive catalytic degradation ability to malodorous organic matters, and because the inhibitor provided by the invention has adsorption and biological catalysis abilities at the same time, and the activated malodorous inhibitor has certain regeneration performance in use, the usage amount and replacement frequency in the industrial production process are reduced.
Owner:TIANJIN AGRICULTURE COLLEGE +1

Biological insecticide for preventing insect pest of orchard as well as preparation method and application method thereof

The invention discloses a biological insecticide for preventing insect pest of an orchard as well as a preparation method and application method thereof. The biological insecticide is prepared by virtue of the following preparation method: slicing and decocting radix stemonae, filtering to obtain a radix stemonae solution, and diluting the radix stemonae solution by using water to obtain the diluted radix stemonae solution; inoculating and culturing beauveria bassiana to obtain a beauveria bassiana culture solution, cutting off the stems and leaves of the stemona, grinding into juice, uniformly mixing, sealing and anaerobically fermenting in a fermentation tank together with the beauveria bassiana culture solution, filtering a fermented product to obtain a fermented solution, and filteringto obtain the fermented filter residues; and diluting the fermented solution by using water to obtain the diluted fermented solution. The application method comprises the steps: mixing the diluted radix stemonae solution and diluted fermented solution according to a volume ratio of 1: 1; and spraying the mixed solution to fruit trees or pouring the mixed solution into original holes of the fruittree trunks or pouring the mixed solution into artificial hole of the fruit trees, or uniformly mixing, and uniformly mixing with the fermented filter residues and earth, and sealing the holes of thefruit tree trunk or smearing the mixture onto the fruit tree trunk.
Owner:珠海德源现代农业科技有限公司

Heat pump type ground energy storage air-conditioning system

The invention provides a heat pump type ground energy storage air-conditioning system. The heat pump type ground energy storage air-conditioning system comprises a heat pump unit, an air-conditioning heat exchange tail end, a refrigerant and a refrigerant circulation system; the heat pump type ground energy storage air-conditioning system is characterized by further comprising a ground energy storage area; the ground energy storage area is formed by an energy storage body and a refrigerant pipe paved in the energy storage body, and the energy storage body is ground deep soil, rock, a civil engineering pile foundation or a closed water-bearing stratum; and the heat pump type ground energy storage air-conditioning system further comprises a soil energy collector paved on the shallow layer of the ground surface, and the soil energy collector is a plastic capillary network heat exchanger and used for collecting heat or cold in the soil. The problem that a conventional air-conditioning system is high in energy consumption can be solved, and the problems that at present, a ground source heat pump air-conditioner is strict in using condition and small in application scope are solved.
Owner:朱江卫

Light plastic-woven inner sticking film air duct

The invention discloses a light plastic-woven inner sticking film air duct which comprises a polyethylene plastic mesh braiding layer (1) as a framework and an inner leakage preventing layer (2) bonded with the outer polyethylene plastic mesh braiding layer (1) to from a whole, wherein the inner leakage preventing layer (2) is a dual-layer co-extrusion blown film with the thickness of 0.005-0.04mm and is formed by selecting materials, braiding, hot melting and internally sticking. The light plastic-woven inner sticking film air duct disclosed by the invention has the beneficial effects that local quality and ventilation resistance of the air duct are reduced; ventilation energy consumption is reduced and energy sources are reasonably and fully utilized; and meanwhile, the handling difficulty is reduced and the operation efficiency is increased. Compared with a traditional air duct, the light plastic-woven inner sticking film air duct has the advantages that the cost of a fabric for local fan ventilation is reduced; the weight is light; the labor intensity during mounting is reduced; and repeated use and reproductivity are realized.
Owner:GUIZHOU KAILIN GRP CO LTD

Liquid soil stabilizer for improving water resistance and preparation method

The invention relates to the technical field of soil stabilizers, in particular to a liquid soil stabilizer capable of improving water resistance and a preparation method, and the liquid soil stabilizer comprises the following components in percentage by mass: 6-16 parts of water-soluble biomass cellulose and organic biomass, the organic biomasses comprise glycerol and fatty acid derivatives; the invention relates to a water-soluble organic fertilizer, which is characterized by further comprising a bio-based and derivatives thereof, specifically comprising sodium dodecyl sulfate and sodium polycarboxylate, and further comprising inorganic matters, specifically comprising lithiates, calcified compounds and phosphorus aluminide; pure water is taken as a solvent, and the double-electrode-layer thickness of soil particles is changed by controlling the temperature as a main parameter, so that the soil particles are convenient to bond, and precipitates are generated to improve the water resistance. The water-soluble cellulose, the sodium dodecyl sulfate and the sodium polycarboxylate are adopted, so that the surfaces of soil particles are covered with oleophylic parts in organic matter macromolecules, overall stability of the particles and release of free water are facilitated, the hydrophobicity of the soil can be improved, and the problems in the background technology are solved.
Owner:CHANGZHOU INST OF TECH

Bio-based high-water-resistance liquid soil stabilizer and preparation method thereof

The invention relates to the technical field of soil stabilizers, in particular to a bio-based high-water-resistance liquid soil stabilizer and a preparation method thereof. The invention provides a bio-based high-water-resistance liquid soil stabilizer. The bio-based high-water-resistance liquid soil stabilizer comprises the following components in parts by mass: 8-15 parts of water-soluble cellulose; the organic matter comprises a bio-based and a bio-based derivative; the inorganic matter comprises a lithiate, a calcification and a phosphorus aluminide; and 40 parts of a solvent. The invention also provides a preparation method of the bio-based liquid soil stabilizer with high water resistance. The soil stabilizer has the characteristics of greenness and reproducibility, the process steps are simple, the raw material utilization rate is high, the production cost is low, the curing performance of the soil stabilizer is improved by adopting a method of compounding organic matters and inorganic matters, the water resistance of the cured soil is effectively improved, the service life is prolonged, and the soil stabilizer is suitable for curing soil with different acid-base properties.
Owner:江苏路邦道昇新材料科技有限公司

Aminopolycanboxylic acid porous material as well as preparation method and application thereof

The invention provides an aminopolycanboxylic acid porous material as well as a preparation method and an application thereof. The preparation method of the aminopolycanboxylic acid porous material comprises steps as follows: rigid particles are dispersed in an aqueous solution of polyethyleneimine, the pH value is regulated, an oil phase is added during stirring, and an oil-in-water emulsion is obtained; a cross-linking agent is added to the oil-in-water emulsion for cross-linking, deoiling and dehydration are performed, and a porous material is obtained by drying; the porous material is added to an aqueous solution containing haloacetic acid and subjected to a reaction under the alkaline condition, and the aminopolycanboxylic acid porous material is obtained. When the porous material isused as an adsorbent, the porous material can be regenerated by regulating the pH value, and organic anions are adsorbed under the low pH value and desorbed under the high pH value generally; organiccations are adsorbed under the high pH value and desorbed under the low pH value; metal ions are adsorbed near the neutral pH value and can be regenerated when the pH ranges from 1 to 3; compared withthe prior art, the aminopolycanboxylic acid porous material has the characteristics of being large in size, higher in mechanical strength, easy to regenerate, easy to separate and the like.
Owner:TONGJI UNIV

Method for preparing high-concentration ester flavoring wine from chi-flavour Baijiu byproducts

The invention provides a method for preparing high-concentration ester flavoring wine from chi-flavour Baijiu byproducts. The method comprises the following steps of S1, performing adsorption and ethyl lactate enriching on chi-flavour feints through a polar resin column; then performing elution to obtain ethyl lactate flavoring wine and rest liquid for later use; S2, performing screening, separation and purification in the chi-flavour big caky starter to obtain aroma producing yeast; S3, using the rest liquid and vinasse as fermentation substrates; then, adding waste molasses and acetic acid;regulating the initial pH of mash to be 3.0 and the inoculation quantity being 7.5 percent; adding the aroma producing yeast in the step S2; performing static fermentation for 9 days to reach the peakvalue of the yield of ethyl lactate; S4, obtaining distillates from mash through distillation; then performing enriching and elution to obtain ethyl acetate flavoring wine; S5, proportioning the ethyl lactate flavoring wine and the ethyl acetate flavoring wine to obtain ester flavoring wine. The rest feints left after the chi-flavour Baijiu distillation and rich substances retained in the vinassecan be subjected to fermentation, distillation and enriching recovery; the flavoring wine with the unique flavor is prepared.
Owner:GUANGDONG SHIWAN WINE GRP CO LTD

A method for preparing porous alumina composite materials by biological template method

The invention relates to a method for preparing a porous alumina composite material through a biological template method. The method comprises the following steps: duplicating a macro-pore tubular structure of a plant leaf, which is used as a biological template, through alumina in a material preparation process to obtain biomorphic alumina with a macro-pore fiber tubular structure; growing an LDHs (layered double hydroxides) nanosheet in a macro-pore channel of the biomorphic alumina in situ through an in-situ growth technology to obtain a porous LDHs / alumina composite material; roasting the porous LDHs / alumina composite material at the temperature of 500-800 DEG C to obtain the porous alumina composite material. The LDHs nanosheet is grown in the macro-pore channel of the biomorphic alumina, so that the specific surface area of the biomorphic alumina can be remarkably increased, and the pore structure of the biomorphic alumina is diversified. The porous alumina composite material can be widely applied to the fields of adsorption, catalysis and the like.
Owner:SOUTHEAST UNIV

Giant salamander oligosaccharide peptide, preparation method and application thereof in cosmetics

InactiveCN101812116BRegenerativeNo harm to growth and reproductionCosmetic preparationsToilet preparationsPhosphateMass ratio
The invention discloses giant salamander oligosaccharide peptide, a preparation method and application thereof in cosmetics, wherein the molecular weight of the prepared giant salamander oligosaccharide peptide is smaller than 4000Da, a sugar chain is connected with serine or threonine through GalNAc, and the giant salamander oligosaccharide peptide has a -Galbeta1-3GalNAcalpha-O-Ser / Thr structure. The preparation method comprises the following steps of: homogenizing giant salamander grume at the temperature of 0-10 DEG C; adding 1-3 time volume of 0.01-0.1M phosphate buffer and complex enzyme into a homogenate and carrying out enzymolysis for 12-48 hours, wherein the pH value of the phosphate buffer is 7-8, the mass ratio of the complex enzyme to the homogenate is 0.1-1 percent, and the complex enzyme is formed by proportionally mixing ocean alkali protease, papain, pepsin and trypsinase in the activity unit ratio of 3:3:2:2; centrifugalizing to obtain a supernatant, separating by adopting an ultrafiltration membrane separator with the interception molecular weight of below 4000Da and obtaining a liquid permeating an ultrafiltration membrane; collecting an OD280nm absorption peak through a Sephadex LH-20 molecular sieve chromatography column; and freezing and drying the collected liquid after passing through macroporous absorbent resin and activated carbon to prepare the giant salamander oligosaccharide peptide.
Owner:ZHANGJIAJIE JINCHI ANDRIAS DAVIDIANUS BIOLOGICAL SCI

Pure vegetable-fruit essence capable of diminishing inflammation, resisting bacteria and preventing infection, and preparation method thereof

The invention belongs to the medicine field, and specifically relates to a pure vegetable-fruit essence capable of diminishing inflammation, resisting bacteria and preventing infection, and a preparation method thereof the pure vegetable-fruit essence. The pure vegetable-fruit essence is prepared from the following raw materials by weight percentage: 10%-20% of cauliflower, 20%-30% of dandelion, 30%-40% of hawthorn or crataegus pinnatifida and 10%-20% of jasmine. The pure vegetable-fruit essence is suitable for developing a series of products for disinfection, sterilization and cleaning of environment, human body skin, furniture, clothing, equipment, tableware, vegetables and fruits, air and the like, and used for inhibiting bacteria and diminishing inflammation for the parts such as human body skin and mucosa. Detection indicates that the stock solution of antibacterial solution provided by the invention has an average sterilization rate of 100.00% for staphylococcus aureus, candida albicans and escherichia coli.
Owner:通化斯威堂医药科技有限公司

Greening hydro-seeding method used for arid areas

InactiveCN102696307BRegenerativeFertilizer irrigation is not requiredClimate change adaptationSowingDrip irrigationPlant growth
The invention discloses a greening hydro-seeding method used for arid areas.. Firstly preparing a novel soil composite; then adding straw bark into the soil composite, then adding vermiculite and perlite; mixing, adding water to and stirring the soil composite formed into aggregate structures, bonding agents and seeds, spraying the mixture on areas to be greened through a wet spraying machine; after spraying, firstly spraying water-retention agents and then covering thin films on a hydro-seeding layer formed on the areas; at last, arranging a plurality of drip irrigation tubes in the areas and digging water storage pools communicated with the drip irrigation tubes in the areas. The greening hydro-seeding method can improve germination rate and survive rate during early hydro-seeding stages, and moisture required by plant growth can be maintained through a plurality of water retention and water supply methods. The greening hydro-seeding method used for arid areas is simple in construction method, low in construction cost and suitable for being popularized in large scale in arid-area side slope greening hydro-seeding.
Owner:CHINA THREE GORGES UNIV +1
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