84results about How to "Simple technical requirements" patented technology

The invention discloses a seedling cultivating method for cutting hard woods of acer palmatum. The method comprises the following steps: (1) selecting an appropriate cutting time; (2) preparing a cutting substrate; (3) preparing rooting agent; (4) cutting slips processing and cutting; and (4) managing and transplanting after cutting. The seedling cultivating method for cutting the hard woods of the acer palmatum, disclosed by the invention, has the characteristics as follows: the cutting survival rate reaches more than 80%; compared with the cost of acer palmatum softwood cuttage, the cost of hard wood cuttage is reduced by 30-50%; the cost of hard wood cuttage is only about 20% of the cost of a tissue culturing method; and compared with a seedling cultivating period of the acer palmatum graftage, the seedling cultivating period of the hard wood cuttage is reduced by 2-3 years. The method disclosed by the invention has the advantages of simplicity, convenience and easiness in operation, low cost, simple technical requirements, easiness for promotion and application as well as important application and promotion values in acer palmatum seedling breeding production.

The invention discloses a method for cutting propagation of cyclobalanopsis glauca twigs. The method comprises the following steps: (1) preparing scion woods; (2) preparing a cutting substrate; (3) preparing rooting agent; (4) cutting slips processing and cutting; and (5) managing and transplanting after cutting. According to the method for cutting propagation of the cyclobalanopsis glauca twigs disclosed by the invention, the cutting survival rate reaches more than 80%, and the excellent hereditary characters of the cyclobalanopsis glauca parent trees can be kept. The method disclosed by the invention has the advantages of simplicity, convenience and easiness in operation, low cost, simple technical requirements, easiness for promotion and application as well as important application and promotion values in cyclobalanopsis glauca seedling breeding production.

The invention discloses a low-carbon phosphorus-added high-yield-strength cold rolled steel sheet and a manufacturing method thereof. The steel sheet comprises the following components in percentage by weight: 0.03 to 0.08 percent of C, 0.10 to 0.25 percent of Si, 0.40 to 0.70 percent of Mn, 0.06 to 0.10 percent of P, less than or equal to 0.010 percent of S, 0. 03 to 0.07 percent of Als, and the balance of Fe and inevitable impurities. The manufacturing method comprises the steps of hot metal desulfurization, converter combined blowing, argon blowing, continuous casting, hot continuous rolling, laminar cooling, coiling, pickling, cold continuous rolling, batch annealing, leveling and finishing. Tests confirm that the preparation method is easy to control chemical composition of steel, low in production cost and simple in production process and obviously has the advantage of low production cost and the characteristic of high finished product rate.

The invention discloses a tea fungus synthesized bacterial cellulose pressure sore dressing as well as a preparation method and the application thereof. The tea fungus synthesized bacterial cellulose pressure sore dressing is a tea fungus synthesized bacterial cellulose membrane, and the cellulose component is mainly formed by secretion and synthesis of tea fungus strains in the fermentation culturing process in a sugar tea culture medium containing carboxymethyl chitosan; the water absorption rate of the dressing is 89-94.3%, the porosity is 85-91.2%, and the water vapor transmission rate is between 1,383.5 g.m<-2>.d<-1> and 1,486.5 g.m<-2>.d<-1>. According to the invention, since the nano bacterial cellulose pressure sore dressing is prepared with a sugar tea fermentation method by adopting the tea fungus, the method for synthesis of bacterial cellulose has the advantages of low cost, low environment requirement for synthesis sites and simple technical requirements; the nano bacterial cellulose material has favorable biosecurity and histocompatibility, which cannot cause stimulation and sensitization to a wound surface, and is conducive to the promotion of wound healing.

The invention provides a method for high-density cutting seedling of twigs of Lagerstroemia indica Pink Velour. The method comprises the following steps: (1) selecting cutting medium; (2) selecting cutting slips; (3) cutting; (4) managing after cutting; (5) hardening seedlings and transplanting. Compared with the prior art, the method provided by the invention not only has the advantages of simple condition, easy operation and low reproductive cost in the prior art, but also can increase the average root length of cut lagerstroemia indica obviously and can greatly increase the survival rate of transplanted seedlings.

The invention discloses a method for relieving vaccinium bracteatum thunb seeds from dormancy, and belongs to the technical field of plant propagation. The method comprises the following steps: (1), gathering mellow fruits in autumn in time, and modulating to obtain seeds for later use; (2), sterilizing the seeds for sand storage; (3), processing the sand-stored seeds by hormones for accelerating germination in the following spring. According to the invention, after the vaccinium bracteatum thunb seeds are relieved from dormancy, the germination rate of the vaccinium bracteatum thunb seeds reaches above 95.3%.

The invention discloses a porous decellularized tissue engineering cartilage support, which is prepared through a decellularized method after tissue engineering cartilage materials are subjected to punching treatment, so as to achieve three-dimensional porosity, higher biomechanical property and biocompatibility. The tissue engineering cartilage support is applicable to defect repair of cartilages in loaded parts, and can become a major breakthrough in defect repair of cartilages in tissue engineering.

The invention provides a treatment method of electroplating sludge. The method comprises the following steps: (1) dissolving polyvinyl alcohol (PVA) particles into hot water at the temperature of 95 DEG C so as to prepare a PVA solution, and naturally cooling for later use; (2) taking the electroplating sludge and mineral powder used as a curing adsorbent, putting into a granulating machine, spraying a proper amount of the PVA solution prepared in the step (1) while mixing and stirring, and stirring for 2-30min to obtain composite electroplating sludge particles; (3) drying the composite electroplating sludge particles obtained in the step (2) for 6-12h at the temperature of 80-120 DEG C so as to obtain an electroplating sludge/ mineral powder composite material.

The invention relates to a combined extraction method for rutin and polysaccharide in buckwheat seeds. The method comprises the following steps that 1, distilled water is added into the newly-harvested full buckwheat seeds, and after extraction and suction filtration are conducted, suction filtrate is obtained; 2, the suction filtrate is subjected to standing and then centrifuged, a precipitate A and supernatant liquid A are obtained separately, the precipitate A is dried, and then a crude buckwheat rutin product is obtained; 3, ethanol with the volume concentration of 95% is added into the supernatant liquid A until the ethanol concentration of mixed liquid is 60%-70%, the mixed liquid is subjected to standing and then centrifuged, a precipitate B and supernatant liquid B are obtained separately, the precipitate B is dried, and then a crude buckwheat polysaccharide product is obtained; 4, the supernatant liquid B is subjected to reduced pressure concentration to recycle ethanol, and then ethanol with the concentration of 75%-85% is obtained. The combined extraction method is simple and efficient, and the rutin and the polysaccharide in the buckwheat seeds can be extracted simultaneously.

The invention discloses a seedling-raising method using a poplar root sucker and a container hardwood cutting together, comprising the following steps of: (1) raising seedlings by the container hardwood cutting through directly adopting the hardwoods of annual nursery stocks to obtain container seedlings if the breeds of poplars to be propagated are annual nursery stocks; and excavating the root systems of the adult trees of the poplars and shearing the root systems to cuttings for the seedling raising of container root cutting to obtain the container seedlings if the breeds of the poplars to be propagated are adult trees; (2) transplanting the obtained container seedlings in nursery land for nursery stock breeding; (3) after leaves fall in the same year or seedlings are lifted in spring of the ensuing year, carrying away qualified seedlings for forestation and translating the seedling-lifted nursery land into root sucker seedling-raising nursery land; and (4) carrying out the container hardwood cutting seedling raising by using the substandard seedlings bred by the root sucker. The seedling-raising method has the advantages of simple technical link, low seedling-raising cost, high cutting survival rate and no influences on the position effect and the maturation effect of scion grafting, can ensure the sustainable seedling-raising utilization of the large-scale high-efficiency vegetative propagation and fine vegetative propagation materials of the fine breeds of the poplars.

The present invention provides a method of manufacturing barrier material-plated copper foil, in which the unplated surface of copper foil is provided with a protective layer, copper foil is pretreated, and the copper foil is plated with an impedance material layer finally by means of chemical plating. By sticking a sensitive dry film or slightly viscoelastic film onto the unplated surface, or arranging barrier material as a protective layer through plating, the unplated surface can be protected, so that no error occurs in subsequent processes, and the quality of subsequent processing of the unplated surface can be higher. Pretreating the surface to be plated makes the quality of the plating made in a chemical way higher. The barrier material is arranged through chemical plating, so that the process is easy and convenient, and the plating is uniform and stable, which requires relatively simple technical conditions at low cost.

The invention discloses a bridal wreath stiff wood cutting seedling culture method which includes the following steps that (1) shoot stock plants are trimmed, wherein 7 to 15 days after bridal wreaths blossom in spring, shoot seed trees are trimmed again and retract, so that branches sprout from main branches; (2) cutting shoots are prepared; (3) perlite and vermiculite are mixed according to a volume ratio of 1:1 to 1:2, so that a cutting medium is prepared; (4) naphthylacetic acid and cane sugar are mixed according to a proportion, so that a rooting agent is prepared; (5) cutting shoot treatment and cuttage are conducted; (6) management and transplantation are conducted after cuttage. According to the bridal wreath stiff wood cutting seedling culture method, the cutting survival rate reaches over 80%, and the method has the advantages that operation is easy, convenient and feasible, cost is low, the technical requirements are simple, application and popularization are easy, and the application and popularization value is high in bridal wreath seedling propagation production.

The invention discloses a molecular marker AhyRscc closely linked with deep red seed coats of peanuts and application of the molecular marker AhyRscc, which belong to the technical field of agricultural biology. The specific primer pair of the molecular marker AhyRscc comprises primers with nucleotide sequences as shown in SEQ ID No.1 and SEQ ID No.2; the molecular marker can effectively identify the color of the dark red seed coat of the peanut, on one hand, fine positioning, separation and cloning of genes are facilitated, and on the other hand, the molecular marker has important application value for molecular breeding and quality improvement of the peanut.

The invention discloses a cottage propagation method of a stem of rumex hastatus. The method comprises the following steps of: (1) preparing cutting slips; (2) preparing cottage matrix; (3) preparing rooting agent; (4) processing the cutting slips and cottage; (5) managing and transplanting after inserting. According to the cottage method of the stem of the rumex hastatus, cottage survival rate is more than 92%, a large amount of seedlings can be obtained within a short time, and requirements on large amount of seedlings for ecological rehabilitation project of five mining areas are met. The method is simple and convenient to operate, low in production cost, simple in technical requirements and easy to popularize and use; and the method has important application and popularization value on cottage propagation and production of the stem of the rumex hastatus.

The invention belongs to the technical field of collagen, and particularly relates to a method for extracting non-denatured collagen and a method for identifying collagen. The method for extracting the non-denatured collagen comprises the following steps of: a) adding collagen into an incubation solution for incubation and centrifugation to obtain an insoluble substance; b) carrying out enzymolysis, neutralization and salting out on the insoluble substance in sequence to obtain the non-denatured collagen; wherein the incubation solution is selected from Tris-HCl solution, Bis-Tris solution, imidazole buffer solution or trypsin culture solution. Experimental results show that the collagen is incubated by using the incubation solution, so that the denatured collagen can be removed, the non-denatured collagen can be extracted, and the activity of the collagen products can be improved.

The invention discloses a pharmaceutical composition for treating climacteric syndrome and a preparation method thereof. The pharmaceutical composition is prepared from acanthopanax obouatus hoo, prepared rehmannia roots, cinnamon, prepared aconite, medlar, prepared ligustrum lucidum, yam, tuckahoe, prepared dodder, prepared cistanche salsa, tree peony barks and alisma orientale. The invention aims to solve the defects of the prior oral solid pharmaceutical composition for treating climacteric syndrome and provides a condensed pill which is smaller and is easy to swallow as well as is easily accepted by patients. The preparation method of the pharmaceutical composition for treating climacteric syndrome comprises the following steps: respectively crushing the yam, the cinnamon and the treepeony barks into fine powder, and mixing the fine powder for later use; adding ten times of water into other nine Chinese medicines comprising the prepared rehmannia roots and the like to carry out decoction twice, wherein the first decoction time is 2 hours, and the second decoction time is 1 hour; combining decoction liquors, and filtering; under the conditions of the temperature of 65-70 DEG Cand the pressure of -0.08MPa, depressurizing and condensing the filter liquor into clear paste with relative density of 1.08-1.12 at the temperature of 60-70 DEG C, cooling, adding the same amount ofalcohol, stirring, and standing for one night; filtering supernatant fluid, depressurizing and recovering alcohol, and condensing the supernatant fluid into clear paste with relative density of 1.20-1.25 at the temperature of 60-70 DEG C; mixing the clear paste and the fine power, depressurizing and drying, crashing the dry paste, screening by a sieve of 100 meshes, adding 10g of carboxyrnethyl starch sodium and a proper amount of starch, and mixing.

The invention discloses a leaf bud cutting and seedling raising method of cotoneaster multiflorus. The leaf bud cutting and seedling raising method comprises the steps of preparing a cutting base material and a rooting agent, preparing shoots for cutting, treating the shoots for cutting, cutting and the like. The method disclosed by the invention is simple and convenient to operate and feasible, is low in cost and has simple technical requirements.

The invention discloses a repairing method for surface cavitation damage of a hydropower station water retaining dam sand washing bottom hole working gate. A material A made of epoxy resin and a curing agent and a material B made of NE-II type granulated sand are involved, the cavitation damage portion of a gate leaf is coated with the material A and then coated with the material B after being baked, and after the steps are completed, and the treated cavitation damage portion is naturally cured until a coating is thoroughly cured. The method is tried out on a steel lining of a hydropower station sand washing bottom hole side wall, after being subjected to high-speed silt-carrying water flow scour during the flood season for three years, the surface of the coating is still flat, and the coating is high in integrity and high in degree of adhesion to the surface of a metal structure and effectively prevent cavitation damage to the surface of the metal structure in a hydropower station. Compared with the prior art, the repairing method is low in technical requirement, simple in process, low in cost and worthy of popularization, and time consumption is reduced.

The invention discloses a method for promoting germination of cornus florida l. seeds, and belongs to the plant breeding technical field. The method includes the steps: (1) blending the seeds; (2) treating seed coat mechanical impairing; (3) storing the seeds with sand; and (4) accelerating germination of the seeds after hormone treatment. After the cornus florida l. seeds are treated through a dormancy breaking method, the cornus florida l. seed germination rate reaches 95.7%.

The invention discloses a super absorbent sheet composite material, and a preparation method and an application thereof. The sheet material comprises, by weight, 100 parts of polyvinyl alcohol, 25-60parts of a plasticizer, 0.5 to 2 parts of glucomannan, 0.3 to 1 part of carrageenan, 10 to 50 parts of super absorbent resin, 0.5 to 1 part of a dispersing agent, 0.5-1 part of a powder auxiliary dispersant and 0.5 to 1 part of a slipping agent. The preparation method comprises the following steps: respectively metering the raw materials, adding the metered raw materials into a bin of an internalmixer, starting the internal mixer, heating and blending until polyvinyl alcohol is completely plasticized, discharging, feeding into a single-screw extruder, extruding into sheets by using a die head, carrying out three-roller calendering molding, cooling and shaping, trimming, and rolling to obtain the super absorbent composite sheet finished product. The super absorbent sheet composite materialnot only has higher normal saline absorption rate, but also has excellent normal saline retention rate, and can be applied to the fields of hygiene care, agriculture, forestry, civil construction, petrochemical engineering and the like.