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46results about How to "Uniform traits" patented technology
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POE (ethylene-octene copolymer) spectrum conversion solar cell packaging rubber film and preparation method thereof
ActiveCN102863916AGood weather resistanceExcellent character uniformityNon-macromolecular adhesive additivesFilm/foil adhesivesWeather resistanceSolar cell
The invention relates to a POE (ethylene-octene copolymer) spectrum conversion solar cell packaging rubber film and a preparation method thereof. The POE spectrum conversion solar cell packaging rubber film comprises the following components in parts by weight: 60-80 parts of spectrum conversion particles a, 20-40 parts of spectrum conversion particles b, 0.01-5 parts of organic peroxide, 0.05-0.25 part of ultraviolet stabilizer, 0.05-0.25 part of ultraviolet absorber and 0.01-5 parts of silane coupling agent. The preparation method of the POE spectrum conversion solar cell packaging rubber film comprises the following steps of: 1) adding 70-95 parts of POE and 5-30 parts of spectrum conversion materials into an extruder, extruding and granulating to obtain the spectrum conversion particles a; 2) adding 5-30 parts of POE and 70-95 parts of spectrum conversion materials into the extruder, extruding and granulating to obtain the spectrum conversion particles b; and 3) adding the raw materials into the extruder, extruding in a mixed way, and casting to form a film. The POE spectrum conversion solar cell packaging rubber film provided by the invention has the advantages of good weather resistance and good character uniformity; and the preparation method provided by the invention has the advantages of simplicity in operation and low cost.
Owner:宁波威克丽特功能塑料有限公司
Contact lens nursing liquid or moisture retention eye drop containing polyethylene glycol hydrogenated castor oil
InactiveCN101391111AGood moisturizing effectImprove the lubrication effectChemicalsViscous liquidPolyethylene glycol
The invention discloses contact lens nursing liquid or moisture eye moistening liquid containing polyoxyethylene hydrogen castor oil. The contact lens nursing liquid is composed of the polyoxyethylene hydrogen castor oil, pH regulator, osmotic pressure regulator, metal complex, surface active agent, thickening agent, bactericide and water, and the contact lens lubricating moist liquid is composed of the polyoxyethylene hydrogen castor oil, the pH regulator, the osmotic pressure regulator, the metal complex, the thickening agent, preservative and water. The polyoxyethylene hydrogen castor oil selected by the invention has a plurality of branched chains and good lubricating performance; and the existence of the polyoxyethylene end enable the product to have good moist performance. The polyoxyethylene hydrogen castor oil is viscous liquid, is easily dissolved in water, has even solution performance, and does not have the condition that fine granules or macromolecules curl and enwind in aqueous solution because solid macromolecule raw materials can not completely dissolved to further cause the problem that eyes feel uncomfortable. The obtained product is achromatous and flavourless, and has good user reception, low production cost, and wide source of the main material of the castor oil.
Owner:GUANGZHOU BAOSHINING OPTICAL PROD
Novel environment-friendly synergistic flame retardant and preparation method thereof
The invention relates to an environment-friendly low-cost flame-retardant aid which is added into an organic synthetic material and a preparation method thereof. The synergistic flame retardant comprises the following components in percentage by weight: 10 to 15 percent of nanometer silicon dioxide, 70 to 80 percent of magnesium oxide, 3 to 5 percent of alumina, 1 to 2 percent of silane coupling agent, and 1 to 8 percent of pentaerythritol tetrastearate. The preparation method comprises the following steps of: 1, performing coating treatment on the silane coupling agent and the nanometer silicon dioxide by using organosilicon, wherein the treatment time is 2 to 3 hours; and 2, crushing the nanometer silicon dioxide which is subjected to coating treatment and other components, and mixing to form an uniform mixture. The flame-retardant aid can partially substitute antimony oxide in a halogen and antimony flame-retardant system, can ensure that materials have good flame-retardant properties, and reduces the total cost of material products at the same time; and the preparation method is simple.
Owner:GUANGZHOU QIYUAN CHEM
Sunscreen cream
InactiveCN110327228AGood skin feelGood sun protectionCosmetic preparationsToilet preparationsBenzotriazoleNuclear chemistry
Owner:I&B GUANGZHOU BIOLOGICAL TECH CO LTD
Additive-free ice-cream and preparation method thereof
ActiveCN102511633AUniform properties of feed liquidImprove resistance to meltingFrozen sweetsChemistryFlavor
The invention relates to an additive-free ice-cream and a preparation method thereof. The ice-cream comprises the following components by weight percent: 13% to 15% of sugar, 9% to 12% of milk powder, 6% to 8% of oil, 1% to 2% of egg yolk liquid, 1% to 2% of waxy corn starch and 0.8% to 1.2% of instant bean flour, and the rest is water. The invention further provides the preparation method of theadditive-free ice-cream. The ice-cream provided by the invention is not added with additives and conforms to the taste and flavor of frozen drinks in the present market through the coordination of egg yolk products, instant bean flour and waxy corn starch. Compared with the present ice-cream, the ice-cream provided by the invention is more stable and more uniform in properties and has a favorableanti-melting property and a favorable viscosity.
Owner:INNER MONGOLIA YILI INDUSTRIAL GROUP CO LTD
Breeding method for high-yield black-skin chicken strain
ActiveCN103563849AAvoid the tediousness of test cross breedingShorten the generation intervalAnimal husbandryMolecular breedingBiology
The invention discloses a breeding method for a high-yield black-skin chicken strain and belongs to the technical field of molecular breeding. The genotype of a black-skin site of a chicken is authenticated with a molecular marker-assisted selection method, so that the genotype of the site can be quickly determined, and the shortcomings of complicated testcross, long generation interval and the like in conventional breeding are overcome. The method disclosed by the invention is used for producing the high-yield black-skin chicken strain of which the genotype is FmFm, so that the generation interval is shortened, the breeding progress is accelerated, and the breeding cost is reduced; furthermore, the egg laying performance of the strain is high, and the nutritional value of eggs is high; the black-skin characters of culled hens are uniform, and carcasses are more attractive. Furthermore, the strain is used as a male parent hybridized with high-laying-rate chickens, so that black-skin chickens with higher production performance can be produced.
Owner:HENAN AGRICULTURAL UNIVERSITY
Fluorescent gold nano-cluster gel and preparation method thereof
InactiveCN105651774AUniform traitsDecreased fluorescence intensityMaterial analysis by observing effect on chemical indicatorFluorescence/phosphorescenceColor changesAqueous solution
The invention provides fluorescent gold nano-cluster gel. The gel comprises components in percentage by volume as follows: 30%-50% of gold nano-clusters and 50%-70% of a polysaccharide aqueous solution, wherein the weight / volume ratio of polysaccharides to water in the polysaccharide aqueous solution is 0.1%-2%. A preparation method of the gel comprises steps as follows: A, the gold nano-clusters are added to the polysaccharide aqueous solution at 50-80 DEG C, the volume percentage of the gold nano-clusters is 30%-50%, the volume percentage of the polysaccharide aqueous solution is 50%-70%, a gold nano-cluster and polysaccharide mixed solution is obtained after even mixing, and the weight / volume ratio of the polysaccharides to the water in the polysaccharide aqueous solution is 0.1%-2%; B, the gold nano-cluster and polysaccharide mixed solution is left to stand and washed with water, and the gold nano-cluster hydrogel is obtained. The gold nano-cluster hydrogel is very sensitive to pH, indicates change of the pH value through simple color change, has the wide pH value indicating range and is more uniform in gel property, and the detection result is accurate and good in reproducibility; raw materials are easy to obtain, low in cost and wide in source, the preparation process is pollution-free, operation is simple and easy to implement, and the gel is suitable for large-scale industrial production.
Owner:HUBEI UNIV
Chinese magnoliavine layering propagation method
ActiveCN105210638AImprove stabilityMaintain humidityPlant cultivationCultivating equipmentsShootPlant cultivation
The invention discloses a Chinese magnoliavine layering propagation method, and belongs to the technical field of plant cultivation. The method comprises following processing steps: 1) digging trenches on the land around descendants of a Chinese magnoliavine seed tree; layering the descendants serving as layered branched in the trenches; filling and leveling up the trenches; enabling front segments of new shoots to be exposed on the land; pinching the descendants; and separating the descendants from the seed tree at the base after the plant goes into a dormancy stage; and 2) digging out the rooted layered branches; cutting the rooted layered branches into single bud branches provided with roots; cultivating each single bud branch with the eye being upward; covering buds with soil; applying a soil bactericide for one time; shading the buds; and removing the shading after seedlings survive. By employing the method, the operation is easy, the seedling growing speed is fast, the survival rate of the seedlings is high, and the management is facilitated. The method is a Chinese magnoliavine vegetative propagation cultivating method having relatively high promotional values.
Owner:INST OF SPECIAL ANIMAL & PLANT SCI OF CAAS
POE (ethylene-octene copolymer) spectrum conversion solar cell packaging rubber film and preparation method thereof
ActiveCN102863916BGood weather resistanceUniform traitsNon-macromolecular adhesive additivesFilm/foil adhesivesWeather resistanceSolar cell
Owner:宁波威克丽特功能塑料有限公司
Diaper with good absorbing, water-locking and antibacterial properties and processing technique thereof
ActiveCN110123528AGood drainage and absorption performanceIncrease the areaAbsorbent padsBaby linensHigh absorptionResin microsphere
The invention relates to a processing technique of a diaper. A diaper body is included and is provided with a surface layer, a flow guide layer, an absorbing core layer and a bottom membrane layer sequentially from top to bottom; the absorbing core layer comprises a dust-free paper layer and a high-absorption material layer sequentially from bottom to top; the high-absorption material layer is made by mixing antibacterial high-absorption resin microspheres and fluff pulp in a mass ratio of (3-4):(7-6). A synthetic method of the antibacterial high-molecular water-absorbing resin microspheres applied in the diaper acts as a modification to a method of synthesizing high-molecular water-absorbing resin via a solution process; magnetic ordered mesoporous carbon nanospheres with multiple ducts,regular pore size and large specific surface area are used as a carrier; therefore, polymerization efficiency is improved, the finished high-molecular water-absorbing resin microspheres have uniform character, and the post-treatment procedures are simple.
Owner:HANGZHOU COCO HEALTHCARE PRODS +2
Synthesis method and application of superabsorbent resin microspheres with antibacterial properties
ActiveCN110272517AIncrease the areaImprove liquid storage capacityAbsorbent padsBandagesResin microsphereSynthesis methods
The invention relates to a synthesis method and application of superabsorbent resin microspheres with antibacterial properties. The synthesis method comprises the following steps: (1) adding a certain amount of magnetic ordered mesoporous carbon nanospheres and a polymer dispersing agent to a certain amount of water, performing full and even stirring, then performing vacuum and / or ultrasonic-assisted degassing treatment for 1-2 h, adding a certain amount of acrylic acid, performing even stirring, and controlling the temperature at 35-45 DEG C; (2) adding a certain amount of sodium hydroxide to the system obtained in the step (1) while stirring, and controlling the temperature at 65-75 DEG C in the reaction process; (3) adding a certain amount of a composite crosslinking agent and an initiator, and controlling the temperature at 80-90 DEG C for a reaction for 2-3 hours so as to form a semi-finished product superabsorbent resin colloid, wherein the composite crosslinking agent is a mixture of NMBA and PEGDA; and (4) putting the superabsorbent resin colloid obtained in the step (3) in a certain amount of a solvent, performing rinsing for 1-3 times, adding a certain amount of a nano-silver antibacterial agent, performing drying until the moisture content at less than 3%, performing pulverization to a certain particle size, and performing magnetic separation so as to obtain the superabsorbent resin finished product.
Owner:HANGZHOU COCO HEALTHCARE PRODS +2
Coptidis rhizome reference extract and preparation method and application thereof
The invention discloses a coptidis rhizome reference extract and a preparation method and application thereof. The extract is yellow dry powder, which is prepared from 67 to 84 percent by weight of acoptidis rhizome extract and 16 to 33 percent of an auxiliary ingredient. The coptidis rhizome extract contains not less than 18 percent of jateorhizine, palmatine, berberine, epiberberine and coptisine. The coptidis rhizome reference extract is high in consistency and stable and uniform in character, can be used for quality control of coptidis rhizome medicinal materials and coptidis rhizome preparations, and can qualitatively and quantitatively analyze and measure effective compounds.
Owner:广州万正药业有限公司
Pyropia haitanensis pure line seedling cultivation method
ActiveCN105993909AUniform traitsGood qualityCultivating equipmentsSeaweed cultivationSeawaterPyropia haitanensis
The invention relates to a pyropia haitanensis pure line seedling cultivation method, and relates to pyropia haitanensis. According to the invention, the surface of the a single pyropia haitanensis thallus is cleaned, and the pyropia haitanensis thallus is dried in shade and is cryopreserved; the cryopreserved pyropia haitanensis thallus is subjected to resuscitation culture in still water under low light; a nutritive tissue block is soaked in a glucose solution; the soaked nutritive tissue block is cut into small blocks, and the small blocks are subjected to enzymolysis in a conchase solution; cell dissociation condition is observed; when free unicellular or multicellular masses from algae fragments are observed, cell sap is filtered; a filtrate is centrifuged, and a supernatant is discarded and a precipitate is retained; centrifugation is repeated after washing; collected cells are subjected to dark culture in sterilized seawater; cultivation is continued in a 1 / 2 MES culture solution; when the culture solution restores normal seawater salinity, culturing is continued for 20-30 days; conchocelis is obtained by suction, such that pure line germplasm conchocelis is obtained; still water culture is carried out for conserving the breed; primary amplification, secondary amplification and third-level amplification are carried out, such that pure line free conchocelis are obtained; and the pure line free conchocelis is transplanted into seashells for carrying out seedling cultivation.
Owner:JIMEI UNIV
Normal-temperature solid dairy product and preparation method thereof
ActiveCN104585329AUniform traitsUniform tasteMilk preparationOther dairy technologyBiotechnologyCultured milk
A provided preparation method for a normal-temperature solid dairy product comprises: preparing fermented milk; cooling the fermented milk to 2-6 DEG C, and standing for 4-20 h, so as to obtain aged fermented milk; stirring and aerating the aged fermented milk, and controlling the stirring aeration expansion ratio to be 30%-70%, so as to obtain aerated fermented milk; shaping the aerated fermented milk, then putting in an environment with the temperature of -80 DEG C to -65 DEG C and refrigerating for 1.5-3 h, so as to obtain refrigerated fermented milk; and drying the refrigerated fermented milk to have a water content of 2%-5%, so as to obtain the normal-temperature solid dairy product. The invention also provided the normal-temperature solid dairy product prepared according to the above method, and the normal-temperature solid dairy product generates crisp unique mouthfeel when being instantly eaten, and can be stored at normal temperature.
Owner:INNER MONGOLIA MENGNIU DAIRY IND (GRP) CO LTD
Normal-temperature solid dairy product and preparation method thereof
The invention provides a preparation method of a normal-temperature solid dairy product. The preparation method comprises the following steps of preparing fermented milk, cooling the fermented milk to 2-6 DEG C, carrying out standing for 4-20h to obtain aged fermented milk, agitating the aged fermented milk for inflation at an agitating inflation expansion ratio of 110-200% to obtain aerated fermented milk, molding the aerated fermented milk, carrying out refrigeration at a temperature of -80 to -75 DEG C for 1-2h to obtain refrigerant fermented milk, and drying the refrigerant fermented milk until water content of 2-5% to obtain the normal-temperature solid dairy product. The invention provides the normal-temperature solid dairy product. The normal-temperature solid dairy product has water content of 2-5%, protein content of 4.0-5.0% and fat content less than or equal to 0.45%. The normal-temperature solid dairy product just melts in the mouth after instant eating and can be preserved at a normal temperature.
Owner:INNER MONGOLIA MENGNIU DAIRY IND (GRP) CO LTD
Cefovecin suspension injection and preparing method
InactiveCN108578362AImprove solubilityStable traitsAntibacterial agentsOrganic active ingredientsSuspending AgentsEngineering
The invention discloses a Cefovecin suspension injection. The Cefovecin suspension injection comprises, by mass volume, 0.5-2% of Cefovecin, 1-3% of suspending agent, 0.1-0.3% of antioxidant and the balance a solvent for injection. The invention further provides a preparing method of the Cefovecin suspension injection. The Cefovecin suspension injection prepared by using the method is stable and uniform in character, convenient to use and easy to store, and the quality guarantee period is up to 65 days. The preparing method is simple, the process is easy to control, the Cefovecin dissolving effect is good, and the preparing method is suitable for industrial production. The preparing method is suitable for preparation of the Cefovecin suspension injection.
Owner:SHIJIAZHUANG WEIERLI ANIMAL PHARMA
Method for generating grape somatic embryo
ActiveCN102499079AUniform traitsSimplify operation stepsHorticulture methodsPlant tissue cultureGenetic engineeringCell budding
The invention relates to a method for building grape high-efficiency regeneration system by a somatic embryo generation way, in particular to a method for generating grape somatic embryo. The method comprises the following steps of: (1) collecting flower buds 5-7 days before blooming, cleaning and disinfecting, and sucking water for later use; (2) taking out single pistil, inoculating to a culture medium and culturing; (3) selecting light yellow or white, granular and compact embryonic callus, inoculating to a culture medium and culturing; (4) carrying out sub-culture on the somatic embryo formed by inducing in the same culture medium; and (5) carrying out sub-culture on the obtained somatic embryo in the culture medium. By adopting the method provided by the invention, grape pistil is cultured in vitro to build the regeneration system; the obtained regenerated plants are uniform and stable in the characters; and the operation steps are simple and are easy to operate in genetic engineering.
Owner:宁夏林业研究院股份有限公司
Waterproof and moistureproof covered electrode coating suitable for underwater wet welding and spraying method thereof
InactiveCN107890975ASolve moisture absorptionImprove promotion effectPretreated surfacesCoatingsEpoxyRare earth
The invention discloses a waterproof and moistureproof covered electrode coating suitable for underwater wet welding. The covered electrode coating comprises, by weight, 65-75 parts of epoxy powder, 15-20 parts of a curing agent, 10-15 parts of a rare earth oxide and 10-15 parts of fluorite powder, wherein the curing agent is a mixture of a T-31 curing agent and diethylenetriamine. According to the covered electrode coating, the problem of moisture absorption of a covered electrode can be fundamentally solved, and meanwhile, an effect of promoting the underwater wet welding process can be achieved.
Owner:OCEANOGRAPHIC INSTR RES INST SHANDONG ACAD OF SCI
Method for establishing woodbine high frequency regeneration system through somatic embryogenesis way
InactiveCN1737128AUniform traitsStable traitsPlant tissue cultureHorticulture methodsGeneration rateThree stage
The invention relates to a method for establishing a regenerated system by using mature embryo of Parthenocissus quinque folia Planch as the material, which comprises the following three stages: (1) stripping mature embryo and culturing induced callus, (2) subculturing callus, (3) developing strains from somatic embryo in the callus. In the subculture, the density of 2,4-dichloro phenoxyacetic acid 2,4-D is lowered step by step. Thus the generation rate of the somatic embryo can reach 59%.
Owner:INST OF FORESTRY CHINESE ACAD OF FORESTRY
Method for generating grape somatic embryo
Owner:宁夏林业研究院股份有限公司
Phellodendron contrast extract and preparation method and application thereof
The invention discloses a Phellodendron contrast extract and a preparation method and application thereof. The extract is yellow dry powder, and comprises Phellodendron extract 67-84 wt% and adjuvant16-33 wt%, wherein the Phellodendron extract contains berberine at a content of not less than 30%. The Phellodendron contrast extract has good consistency, stable property, and uniformity, and can beused for quality control of Phellodendri medicinal material and Phellodendron preparation, and qualitative and quantitative analysis and determination of effective compounds.
Owner:广州万正药业有限公司
Sample splitter for sorting soil samples
PendingCN111855364AStable separationUniform traitsPreparing sample for investigationSoil scienceSample preparation
The invention relates to the technical field of soil sample preparation, in particular to a device for separating soil samples. A sample splitter for sorting soil samples is characterized in that a sample splitting device main body is of a circular frame-shaped or square frame-shaped structure, the interior of the sample splitting device main body is divided into four or more than four even numberof symmetrical regions by a grid penetrating through the center of the main body, bottom surfaces of half of the regions are sealed, and the regions with the sealed bottom surfaces are arranged at intervals. The sample splitter realizes uniform separation of the soil samples, the properties of the soil samples and that of powdery samples intercepted in the sample splitting device are kept uniform, consistent and mutually representative by means of the sample splitting device, the separation result meets the national standard, and the preparation phase rate of the screened soil samples is increased.
Owner:北京兰友科技有限公司
Dried orange peel reference extract, preparation method and application thereof
InactiveCN110376319AEnsure consistencyStable traitsComponent separationOrange Peel extractDry powder
The invention discloses a dried orange peel reference extract, a preparation method and application thereof. The extract is yellow green dry powder and consists of 65% to 84% of a dried orange peel extract and 16% to 35% of a flow aid in percentages by weight; the dried orange peel extract comprises the ingredients of flavonoid glycoside and flavonoid aglycones; and neohesperidin or naringin is not contained in flavonoid glycoside. The dried orange peel reference extract is high in uniformity, stable in character and uniform, and can be used for mass control of dried orange peel medicinal materials and dried orange peel preparations for qualitative and quantitative assay determination of effective compounds.
Owner:广州万正药业有限公司
Cutting insert and replaceable cutting edge rotary cutting tool
ActiveCN109414771AUniform traitsGood precisionMilling cuttersMilling cutting insertsTool bitAxis of symmetry
This cutting insert (5) comprises a cutting edge portion (4). The cutting edge portion (4) comprises: an arc-shaped bottom cutting edge (11) that is convex to the distal end side in the direction of the central axis (C); an arc-shaped outer circumferential cutting edge (9) that is convex to the outside in the radial direction; and an arc-shaped corner-rounded cutting edge (13) that joins the outerend of the bottom cutting edge (11) in the radial direction and the distal end of the outer circumferential cutting edge (9) in the central axis (C) direction and that is convex to the distal outer circumferential side. The bottom cutting edge (11) and the outer circumferential cutting edge (9) are formed to be linearly symmetric to each other across a line of symmetry that is a virtual line (VL)passing through the center point of the arc (O) of the corner-rounded cutting edge (13) and intersecting the central axis (C) at a 45 degrees angle alpha.
Owner:HITACHI TOOL ENG LTD
Antiphlogistic gallbladder-benefiting soft capsule and its prepn process
The present invention relates to new antiphlogistic gallbladder-benefiting medicine preparation, and is especially antiphlogistic gallbladder-benefiting soft capsule. The antiphlogistic gallbladder-benefiting soft capsule consists of medicine liquid and covering, and the medicine liquid consists of antiphlogistic gallbladder-benefiting medicine extract, diluent, suspension assistant and lubricant. The present invention has the features of fast active component leaching speed, high bioavailability, high treating effect, high medicine liquid stability, high medicine liquid flowability, etc.
Owner:WUHU LUYE PHARMA
Novel environment-friendly synergistic flame retardant and preparation method thereof
Owner:GUANGZHOU QIYUAN CHEM
A kind of sulfated Grifola frondosa water-insoluble polysaccharide and its application
ActiveCN105399849BHigh yieldImprove proliferative abilityImmunological disordersSulfated polysaccharidesBiological activation
Owner:TIANJIN UNIV OF SCI & TECH
A kind of normal temperature solid milk product and preparation method thereof
The invention provides a method for preparing a normal-temperature solid dairy product, comprising: preparing fermented milk; cooling the fermented milk to 2 to 6°C and standing it for 4 to 20 hours to obtain aged fermented milk; whipping the aged fermented milk Aeration, whipping and aeration with an expansion rate of 110% to 200% to obtain aerated fermented milk; forming the aerated fermented milk and freezing it at -80 to -75°C for 1 to 2 hours to obtain frozen fermented milk; and The frozen fermented milk is dried to a moisture content of 2% to 5% to obtain a solid dairy product at room temperature. The present invention also provides a room temperature solid dairy product with a moisture content of 2% to 5%; the protein content of the fermented milk is 4.0% to 5.0%, and the fat content is not higher than 0.45%. The room temperature solid dairy product provided by the invention can produce a unique taste of "melt in the mouth" when it is ready-to-eat, and can be stored at room temperature.
Owner:INNER MONGOLIA MENGNIU DAIRY IND (GRP) CO LTD
An establishing method of a rosemary somatic embryogenesis and regeneration system
InactiveCN104335896AUniform traitsImprove efficiencyPlant tissue cultureHorticulture methodsDichlorophenoxyacetic acidPhases of clinical research
The invention relates to a regeneration system establishing method by using a rosemary mature embryo as a material. The method includes following three culture stages: (1) callus culturing and inducing after the mature embryo is stripped; (2) callus subculturing; and (3) somatic embryogenesis in the callus and embryoid development into a plant. In the subculturing, a process of reducing the concentration of 2,4-dichlorophenoxyacetic acid step by step is adopted, and the somatic embryogenesis is 63%. The system can be adopted as a system for rosemary genetic transformation and rapid propagation.
Owner:张家港芳香生物科技有限公司
A kind of breeding method of high-yielding black-skinned chicken strain
ActiveCN103563849BIncrease production capacityUniform traitsAnimal husbandryMolecular breedingGenotype
Owner:HENAN AGRICULTURAL UNIVERSITY
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