92 results about "Pinus koraiensis" patented technology

The invention relates to preparation for a pinus koraiensis phytoncide finishing agent, a fabric finished by same and a finishing method thereof. The formula of the finishing agent contains 10-40g / L of pinus koraiensis phytoncide microcapsule, 10-35g / L of chitosan cross-linking agent, 2-5g / L of organic silicon soft finishing agent and 1-3g / L of penetrant. The pinus koraiensis phytoncide finishing agent is prepared according to the steps of extracting pinus koraiensis phytoncide, preparing the pinus koraiensis phytoncide microcapsule, preparing the pinus koraiensis phytoncide finishing agent, bottling and packaging. The finishing agent is applied to the finishing of the cotton fabric. The cotton fabric has the antibacterial rate for staphylococcus aureus of above 98.2%, antibacterial rate for escherichia coli of above 92.3%, antibacterial rate for candida albicans of above 90.5%, deodorization rate of above 97.2%, mite-proof rate of above 90.6% and the reducing rate of sterilizing, deodorizing and mite-proof effects of below 10% after being cleaned for more than 20 times.

The invention discloses a preparation method of polysaccharide in pine cone from Pinus koraiensis, relating to a preparation method of polysaccharide in pine cone from Pinus koraiensis. The invention solves the problems that the traditional preparation method of the polysaccharide in pine cone from Pinus koraiensis cannot completely remove chemical components with weak polarity and medium polarity in the pine cone from Pinus koraiensis and the protein removal rate is relatively lower. The preparation method comprises the following steps: 1. degreasing; 2. extracting; 3. preparing coarse polysaccharide; 4. deproteinizing; and 5. decoloring, collecting precipitates, freezing and drying to obtain the refined polysaccharide in pine cone from Pinus koraiensis. The extraction rate of the neutral polysaccharide in pine cone from Pinus koraiensis prepared by the invention can reach 1.15-1.52 percent, the protein removal rate is up to over 70 percent and the pigment removal rate is up to over 95 percent. The chromatography test shows that the neutral polysaccharide mainly comprises seven monosaccharides, namely D-ribose, L-rhamnose, L-arabinose, D-xylose, D-mannose, D-glucose and D-galactose, and the preparation method of polysaccharide in pine cone from Pinus koraiensis is applied to the field of preparation of neutral polysaccharide pine cone from Pinus koraiensis.

The invention discloses a nutrient solution for increasing survival rate of transplanted trees and a preparation method thereof and relates to the technical field of a tree nutrient solution. The nutrient solution is prepared from the following raw materials: spruce, pinus koraiensis, bacteriostat, naphthylacetic acid, indolebutyric acid, vitamin C, microbial water agent, micro-element fertilizer and dispersing agent. The preparation method comprises the following steps: (1) preparing an extracting solution of spruce and pinus koraiensis; (2) preparing a mixed solution; and (3) ultrasonically dispersing. After the nutrient solution disclosed by the invention is injected into the tree trunks, the nutrition can be quickly absorbed by the trees, the activity of the trees can be stimulated, the tree cell differentiation and splitting can be promoted, the transplanted trees can be boosted to quickly recover the growth within short time and the survival rate of the transplanted trees can be increased.

The invention discloses a method for grafting pinus sylvestris and pinus koraiensis. The method comprises the following steps of: selecting the planted live pinus sylvestris as a stock, and determining the specific grafting time according to the local temperature in the next year; selecting pinus koraiensis branches of over two thirds as scions, wherein the length of the scions is about 5 to 7 centimeters; performing grafting in a skin attached grafting manner, winding with plastic cloth after grafting, cutting the part above the pinus sylvestris scions after the grafted scions survive, unwinding the plastic cloth, rewinding, and unwinding the plastic cloth before the tree is revived in the next spring; and cutting the pinus sylvestris branches at the part of the live pinus koraiensis higher than the scions. By the method, the defect of danger during picking pinecones of the conventional common pinus koraiensis is overcome, the pinecones are grown in three years after grafting and picked in four years, and the grafted trees are short, abundant and convenient to pick and manage. The bred pinus koraiensis can be planted to the roadside or in gardens and used for greening.

The invention belongs to the technical field of manufacturing of pianos. A sound board comprises an inner core solid wood jointed board, an upper sliced veneer overlay and a lower sliced veneer overlay, wherein the used timber is spruce, pinus koraiensis or fir; and the inner core solid wood jointed board is repeatedly jetted wet and dried through a dry kiln for thermal refining to obtain a board with moisture content of between 6 and 10 percent. In the sound board, the utilization rate of the timber of the original solid wood sound board is improved to over 40 percent from below 20 percent. The cost is reduced, the machining time of the sound board is shortened, and great application value is achieved.

The invention relates to a method for extracting effective components from pinecone of Pinus koraiensis, which solves the problems of low utilization rate and added value of Pinus koraiensis. The method comprises (1) extracting with ethanol under reflux; (2) concentrating under reduced pressure to obtain an extract; (3) dissolving the extract in anhydrous alcohol, mixing with silica gel; (4) filling the chromatographic column; and (5) eluting to obtain the extract of Pinus koraiensis. The invention adapts organic solvent as the extractant with high extraction rate of 16.8-17.5%. The method has the advantages of simple extraction, low difficulty, reduced loss of effective components as the solvent and gel has no affect to the extract, and easy operation. The extract of Pinus koraiensis pinecone has anti-inflammatory and antitumor effects, and is used to produce pharmaceuticals with high added value and utilization rate.

The invention relates to a preparation method and application of Korean pine bark natural dye. The method comprises the steps of: chopping Korean pine bark into small blocks, placing in an enamel pan, adding water, cooking with mild fire to obtain redbrown liquid, filtering the liquid to obtain the Korean pine bark natural dye. Research trial shows that the Korean pine bark natural dye obtained by the method has excellent dyeing performance on leather, different dark and light effects can be obtained by different dyeing times, the color fastness is excellent, the dyed leather is mellow is color, safe to wear, good in ecological environment compatibility and biodegradable, and does not cause carcinogenic action and teratogenesis or anaphylaxis; and furthermore, by utilizing Korean pine bark to prepare the natural dye, the price is low, natural resources are sufficiently utilized, and the market prospect is fully wide.

The present invention relates to a cosmetic composition comprising extract of Pinus koraiensis and at least one selected from the group consisting ofextract of Primus mume, extract of Phaseolus angularis, extract of Chaenomeles sinensis and extract of Sesamum indicum, as an active ingredient. More particularly, the cosmetic composition according to the present invention comprises extract of Pinus koraiensis and at least one selected from the group consisting ofextract of Prunus mume, extract of Phaseolus angularis, extract of Chaenomeles sinensis and extract of Sesamum indicum, as an active ingredient to show the effect promoting the growth of keratinocyte, the effect eliminating oxygen free radicals, the effect promoting the biosynthesis of Type 1 procollagen by reduction of the biosynthesis of MMP-I , the effect preventing aging and the effect moisturizing skin.

The invention discloses a method for cultivating a Korean pine planted forest. From the aspect of site conditions, in the slope direction aspect, Korean pines require shade slopes, and the gradient is preferably within 10-20cm, the initial planting density in districts with good site conditions can be 4000 Korean pines, the initial planting density in districts with poor site conditions can be 3000 Korean pines, the line spacing can be 2-3m, the canopy density can reach about 0.8 according to the forest, whether mingling broad-leaf species influence growth of the Korean pines or not is comprehensively considered, the intensity of intermediate cutting is 20% the number of the Korean pines, broadleaf trees are reserved, and it is determined by reserving about 0.4 canopy density on the side portions of the Korean pines. At the beginning of May, the mixture of pine tar and diesel oil with the ratio being 1:1, or the mixture of pine tar and gasoline with the ratio being 1:1 or pine tar raw liquid is used for conducting dry painting treatment. Mountainy nursery of the Korean pines can be achieved, and the history that seedling culture of the Korean pines can only be achieved in the flat ground is ended. Mountainy seedlings are high in yield and good in quality, and the cost of the mountainy seedlings is lower than the cost of flat ground seedlings.

The invention provides pinus koraiensis needle essential oil as well as an extraction method and application thereof in a bacteriostatic culture medium, which belongs to the technical field of plant essential oil extraction. The pinus koraiensis needle essential oil comprises free amino acid and a compound, wherein the content of the free amino acid is 244.44 mg / kg; and calculating at the mass ofthe pinus koraiensis needle essential oil as 100 percent, the compound accounts for 97.92 percent, wherein olefins account for 87.97 percent, alcohols account for 3.7 percent, esters account for 5.77percent, oxides account for 0.24 percent, ketones account for 0.14 percent, and the diterpenes compound accounts for 0.1 percent. The pinus koraiensis needle essential oil obtained by adopting the extraction method contains 46 compounds, so that compared with the existing report, the types of the compounds in the pinus koraiensis needle essential oil can be greatly increased. The pinus koraiensisneedle essential oil is used as a sterilizing agent to be added into the culture medium, so that the bacteria infection rate of the culture medium can be reduced.

The invention relates to the technical field of soil renewing and protection, in particular to a restoration and renewal method of European pine logging areas. The method includes: early land preparation, selection of reasonable concentration, detailed planting and timely tending. The steps are clear, the method is quite convenient to implement, and the steps are applicable to long-term use. The restoration and renewal method of European pine logging areas has the advantages that the steps are reasonable, operation is convenient, and restoration effect is good.

The invention belongs to a composition in the technical field of cosmetic compositions, and particularly relates to a novel anti-acne composition and application thereof in cosmetics. The anti-acne composition disclosed by the invention comprises the following components: a pinus koraiensis leaf extract and a lactobacillus fermentation product. The anti-acne composition of the present invention isbased on quorum effect and has the advantage that treatment is performed while maintaining microflora balance. The novel anti-acne composition is safe to use, is nontoxic, and is remarkable in anti-acne effect.

The invention relates to a plant grafting method, in particular to a fast-growing and early fruit bearing seedling raising method for a Pinus koraiensis Sieb.et Zucc., which is realized in such a way that branches of the Pinus koraiensis Sieb.et Zucc. with female cones are grafted on seedling branches of a Pinus tabulaeformis Carr. The seedling of the grafted Pinus tabulaeformis Carr. is transplanted on the hill one year after survival, can grow 50 centimeters tall per year on average and can bear 3-4 fruits after being planted for 6 years under natural growth without fine management. By grafting branches of the Pinus koraiensis Sieb.et Zucc. on the seedling of the Pinus tabulaeformis Carr., the practice shows that the grafted seedling grows faster than the naturally planted Pinus koraiensis Sieb.et Zucc. seedling, has early fruit bearing time, short cycle and low requirement on geologic conditions, is widely planted and inevitably brings good economic benefits with respect to fruit and wood.

The invention discloses a two-dimensional multi-channel chromatographic system and a method for separating and screening strong antioxidant components of a pinus koraiensis pinecone extract by using the same, and relates to a chromatographic system and a method for separating and enriching pinecone polyphenol by using the same. According to the system and the method, a novel two-dimensional multi-channel chromatographic system is combined with macrooprous resin for separating and screening the strong antioxidant components of the pinecone polyphenol. The two-dimensional multi-channel chromatographic system is characterized in that a chromatographic column is partitioned into an absorbing column and separating columns, so as to enable a polyphenol compound to be effectively and rapidly separated, and one absorbing column and a plurality of separating columns are adopted for achieving relatively effective separation. Compared with the single-column chromatograph, the two-dimensional multi-channel chromatographic system has the advantages that the polyphenol can be more effectively and rapidly separated, the separating speed can be remarkably increased by a plurality of times even about ten times, the separating efficiency can be remarkably improved by a plurality of times even about ten times, and functional components can be rapidly screened through combining with measurement of antioxidant indexes.

The invention discloses a single polysaccharide component PKP-E-2-2 of a pinecone of pinus koraiensis and a preparation method of the single polysaccharide component PKP-E-2-2, relates to a single polysaccharide component of the pinecone of the pinus koraiensis and a preparation method of the single polysaccharide component, particularly relates to a single polysaccharide component PKP-E-2-2 of the pinecone of the pinus koraiensis and a preparation method of the single polysaccharide component PKP-E-2-2, and aims at solving the problem of shortage of research in separation and purification of polysaccharides of the pinecone of the pinus koraiensis and structural characterization at present. The component PKP-E-2-2 is prepared from the following raw materials: L-rhamnose, L-gum sugar, D-mannose, D-glucose and D-galactose; and the configuration is formed by alpha-pyranose and beta-pyranose. The method comprises the following steps: 1, degreasing the pinecone of the pinus koraiensis; 2, leaching in hot water; 3, deproteinizing with water extract liquid; 4, carrying out alcohol precipitation on crude polysaccharides with ethyl alcohol; 5, carrying out grading-alcoholic precipitation on the crude polysaccharides; 6, carrying out freeze drying; and 7, separating and purifying.

The invention discloses environment-friendly coating containing pinus koraiensis phytoncide. The environment-friendly coating contains 1-3 wt% of pinus koraiensis phytoncide. The coating has the effects of removing formaldehyde and VOCs, the effective rate is 99% or above, the coating further has the effects of killing bacteria and dust mites, removing ammonia gas and improving the indoor air quality, the indoor dust mite avoiding rate is 98% or above, meanwhile, pressure of people can be relieved, concentration is strengthened, and the learning efficiency is improved. Because the micro capsulation technology is adopted, the medicine efficiency can lasts for a long time (three years or above), and the market prospects are quite broad.

The invention discloses perilla health-care flour and a preparation method thereof. The perilla health-care flour is composed of flour, perilla leaves, glutinous rice powder, banana powder, gynura bicolor, inkfish flesh, pumpkin flower, gelidium amansii, blanched garlic leaf, pinus koraiensis seed, herba houttuyniae, Longjing tea powder, fructus foeniculi powder, mung bean powder, helianthus tuberosus powder, pueraria lobata flower, calyx of garden eggplant and other raw materials. The beneficial effects comprise that perilla leaves have unique fragrant smell, have the effects of moving qi and fortifying stomach, diffusing the lung to suppress cough, regulating qi to harmonize the middle, and belong to an extremely good medicinal and edible natural health-care food material. The flour prepared from perilla leaves and the other raw materials through processing is unique in taste and is beneficial for body health after being eaten for a long time.

The invention discloses a medical color doppler ultrasound coupling agent and a preparation method thereof, and belongs to the field of traditional Chinese medicines. Effective components of the coupling agent, namely a traditional Chinese medicine preparation, comprise the following raw materials: calendula, angelica dahurica, tea-seed oil, broom cypress fruit, lemna minor, leaves of acronychia pedunculata (L.) Miq., catalpa leaves, cinnamomum camphora leaves, delavay pararuellia herb, begonia fimbristipula, passiflora wilsonii Hemsl, potentilla fulgens Wall.ex Hook., cherry, milk, pinus koraiensis Sieb.et Zucc., and aloe. The herbs selected and used in the traditional Chinese medicine preparation are compatible, and the coupling agent conforms to the traditional Chinese medicine and modern medicine theories, has efficacies of clearing heat to remove toxicity, sterilizing and diminishing inflammation, and is excellent in lubrication effect, convenient to use, excellent in absorption effect, and free of adverse, toxic and side effects; clinical application proves that the coupling agent is non-irritant to a human body, excellent in imaging effect, high in image resolution, and suitable for clinical popularization and application to medical color doppler ultrasound diagnosis.

The invention relates to a method and device for extracting a polyphenol substrate from Korean pine shells, belonging to the chemical extraction technology of the forestry natural products. The method comprises the steps of: based on Korean pine shells as the raw materials, carrying out superfine pulverization treatment, then mixing with water to obtain a mixture solution, adding cellulase into the mixture solution for enzymoloysis, carrying out centrifugal separation to obtain a supernatant and residues, taking the supernatant, adding ethanol, then ultrasonically extracting, and separating and purifying the extraction solution a macroporous adsorptive resin, so as to obtain the polyphenol substrate. The device comprises an enzymolysis tank, a centrifuge, an ultrasonic extraction tank, a distillation tower, a separation and purification column, an ethanol recovery tank and a condenser. The method and device have the characteristics of novel and reasonable design, simple process, mild condition, and high extraction rate of the polyphenol substance.

The invention belongs to the technical field of crop plantation, and particularly relates to a rubber tree planting method. The planting method comprises the steps of S1, selecting land and preparing soil, S2, planting seedlings and transplanting seedlings, and S3, irrigating and fertilizing management. The S1 comprises the steps of deep ploughing before planting, sunbathing, digging planting pits, mixing the excavated soil with compound fertilizer, wherein the compound fertilizer comprises human manure, cow manure, urea, corn straw, pinus koraiensis needle powder, scabiosa atropurea, corn cobs, lepidogrammitis drymoglossoides ching, fine sand, silicon dioxide, potassium nitrate, calcium hydrophosphate and 1,3-butanediol. The S2 comprises the steps of selecting rubber tree seedlings with no pest problem and the height of 0.4-0.6 meter for the planting. The S3 comprises the steps of spraying atomized water every 4-6 days to moisturize the soil, after the planting, within the subsequent three months, applying water and fertilizer every 20-30 days, after three months after the planting, applying the compound fertilizer in S1 every 3-4 months. The rubber tree planting method can improve soil quality and enhance the rubber tree seedling surviving capability. The rubber tree seedlings planted by using the method have a high survival rate, and grow fast.

The invention discloses an organic biological slow-control fertilizer for a tea tree. The organic biological slow-control fertilizer comprises the following materials in parts by weight: 30 to 45 parts of chicken manure, 45 to 50 parts of duck manure, 10 to 12 parts of bean dregs, 2 to 9 parts of bone meal, 3 to 6 parts of nitryl humic acid, 5 to 9 parts of potassium chloride, 0.002 to 0.003 part of azotobacter powder, 0.001 to 0.002 part of phosphorus bacterium powder, 0.001 to 0.002 part of potassium bacterium powder, 3 to 6 parts of powdered rock phosphate, 2 to 6 parts of powdered rock potassium, 15 to 20 parts of cotton straw powder, 10 to 20 parts of pinus koraiensis wood chips, 10 to 14 parts of black walnut wood chips, 11 to 20 parts of lemon wood chips, 5 to 8 parts of oilseed straw powder and 14 to 19 parts of turnip straw powder. The organic biological slow-control fertilizer has the beneficial effects that the growth needs of tea leaves are replenished, the quality of the tea leaves is improved and the soil is greatly improved by the organic fertilizer taken as a main material through the addition of a large number of trace elements; the organic biological slow-control fertilizer is high in activity and utilization rate and environmental friendly and cannot perform secondary pollution.

The invention relates to the field of animal hygiene, and particularly relates to a sterilizing agent for livestock breeding. The sterilizing agent comprises the following raw materials in parts by weight: 10 to 15 parts of spirulina peptide, 6 to 8 parts of red raspberry extract, 6 to 8 parts of pinus koraiensis polyphenol, 3 to 5 parts of alpha-spiral antibacterial peptide, 1 to 3 parts of polyhexamethyleneguanidine and 61 to 74 parts of deionized water. The sterilizing agent is used for livestock breeding. Compared with the prior art, the sterilizing agent has the following advantages: (1) marine active thromboplastin and plant extract are used as sterilizing components, so that colibacillus, staphylococcus aureus and candida albicans can be effectively killed, the sterilizing effect is good, and the sterilizing spectrum is wide; (2) the function is stable not susceptible to the influence of temperature, organic matters and acidity and alkality, capable of penetrating the organic matters and cracks and capable of rapidly killing the bacteria and virus; (3) the sterilizing agent is harmless and non-irritable to the human beings, animals and poultry, and the drug has no corrosion after being diluted by water.

The invention relates to the technical field of biomedicine, specifically to an extraction method and application of a Pinus koraiensis pine needle polyphenol compound. The extraction method comprisesfour steps of preparing a defatted pine needle material, preparing pine needle polyphenol extracting liquid, recovering ionic liquid and purifying the pine needle polyphenol. The polyphenol compoundin the pine needles is subjected to auxiliary extraction by ionic liquid, the yield is high, and the effect is good when the Pinus koraiensis pine needle polyphenol compound is applied to preparationof a preparation for inhibiting the activity of alpha-glucosaccharase.

The invention discloses traditional Chinese drug antipyretic pills, and relates to the technical field of traditional Chinese medicine. The traditional Chinese drug antipyretic pills provided by the present invention comprise the following raw materials, by weight, 1-50 parts of an extract of a component A, 1-50 parts of curcuma powder, 50-200 parts of cape jasmine powder and 50-200 parts of coptis chinensis powder, wherein the component A comprises the raw materials of pinus koraiensis branches, birch branches and poplar branches, wherein a weight ratio of the pinus koraiensis branches to the birch branches to the poplar branches is 1:1-4:1-4. The traditional Chinese drug antipyretic pills have effects of convulsion relieving and resuscitation, fever removing and heat clearing. In addition, after taking the traditional Chinese drug antipyretic pills, patients have good drug tolerance; gastrointestinal reactions are not generated; liver function indexes and kidney function indexes show no abnormal before and after taking the traditional Chinese drug antipyretic pills; anaphylactic responses such as erythra and the like are not generated; the traditional Chinese drug antipyretic pills have rapid onset and a short course of treatment.

The present invention relates to a refining technology of turpentine oil, and is characterized in that 10 kilograms of salad oil is put in a boiler, after the temperature is warmed up to 180 to 220 DEG C, 3 kilograms of mammocks of a Korean pine root containing higher lipin are immerged in oil for blasting 10 to 15 minutes, then the mammocks of the Korean pine root are fished out of oil, and oil is poured in a container for natural cooling and depositing till the oil temperature reaches 70 to 80 DEG C; 3 kilograms of new salad oil is put in the boiler again, when the temperature is warmed up to 260 to 270 DEG C, the mammocks of the Korean pine root fished out of oil is immerged in new salad oil again for blasting 5 to 10 minutes, then the mammocks of the Korean pine root is fished out of oil again till the oil temperature is naturally cooled and deposited to 70 to 80 DEG C; when the oil gotten rid of sedimentary twice is mixed together to measure that turpentine oil content is 10 percent of salad oil, the present invention can go to the next technology to make turpentine oil dripping pill for storing and standby. Turpentine oil distilled by the method has no any poison and side effect for a human body, and is the most ideal leechdom for curing ulceration disease.

The invention discloses blood invigorating and skin beautifying wine. The blood invigorating and skin beautifying wine is prepared from the following components in parts by weight: 5 to 10 parts of rhizoma polygonati, 5 to 8 parts of radix angelicae sinensis, 5 to 8 parts of radix paeoniae alba, 6 to 9 parts of caulis spatholobi, 6 to 9 parts of semen pinus koraiensis, 10 to 15 parts of red dates, 12 to 16 parts of fructus lycii, 8 to 12 parts of radix codcnopsitis pilosulas, 8 to 12 parts of longan pulp, 8 to 12 parts of radix dioscoreae, 6 to 12 parts of prepared rhizome of rehmannia, and 800 to 1000 parts of Baijiu. All raw materials are soaked together for 2 to 3 months, the blood invigorating and skin beautifying wine can be drunk. The production method is relatively simple; and all raw materials can be planted, a finished product is strong in aromatic fragrance and sweet in taste.

The invention belongs to the technical field of biological medicines, and particularly relates to an extraction method and application of a pinus koraiensis pine needle polyphenol compound. The extraction method comprises the steps of 1, pretreating pinus koraiensis pine needles, performing drying in the sun, performing cleaning, performing sterilization, and then adding the sterilized pinus koraiensis pine needles into a constant-temperature drying box at the temperature of 40 DEG C till complete drying is achieved; 2, putting the treated pinus koraiensis pine needles into a high-speed crusher for crushing, putting the completely dried pinus koraiensis pine needles into the high-speed crusher for electric crushing, and then performing screening through a 60-mesh sieve; and 3, taking a proper amount of pine needle powder, performing high-shear extraction according to a certain material-liquid ratio, performing centrifugal filtration to obtain a pine needle polyphenol extracting solution, selecting the pine needle powder and an ethanol solution with the purity of 60% according to a ratio of 1: 10, adding the pine needle powder and the ethanol solution into a container, and performing extraction by a high-shear emulsification dispersion machine at 40 DEG C. The pine needle polyphenol extracting solution is reasonable in structure, high in extraction rate, short in extraction time, low in solvent consumption and low in tool wear.

The invention belongs to the technical field of tea and concretely relates to pine needle tea and a preparation method thereof. The pine needle tea is composed of, by weight percentage, 20-80% of tea and 20-80% of pure natural pine needles. The pure natural pine needles are pinaceae pinus plant needle-point leaves and comprise needle-point leave of Siberia pinus koraiensis, pinus thunbergii, pinus tabuliformis, pinus koraiensis, pinus armandii, pinus yunnanensis, pinus kesiya and pinus massoniana. The invention relates to the method for preparing the pine needle tea. The product does not contain any food additive, is natural in aroma and pure and delicious in taste, and improves an effect of preventing an illness of affluence.

The present invention discloses a preparation method and an application of a preservative for chilled fresh meat, and relates to the preparation method and the application of the preservative. The preparation method aims at solving a food safety problem of residues of existing chemical preservatives and problems that biological preservatives are expensive, not high in cost performance, etc. The method is as follows: firstly, raw material pretreatment: pinus koraiensis pinecones are rinsed using distilled water, the rinsed pinus koraiensis pinecones are dried, the dried pinus koraiensis pinecones are crushed, and the crushed pinus koraiensis pinecones are sieved for a standby application; and secondly, preservative preparation: pinus koraiensis pinecone powder is used as a raw material and a combination of ultrasonic wave and microwave is used to auxiliarily extract effective ingredients of procyanidins. The method uses the pinus koraiensis pinecones in xiaoxing'an mountains as the characteristic raw material and effective preservative and sterilization ingredients of the procyanidins are extracted out. The preservative has advantages of being wide in raw material source, low in costs, purely natural, high in safety, etc., and is used for preservation of the chilled fresh meat.

The invention provides a method for inducing a Korean pine to fruit in advance by plant hormones. The Korean pine is a main forestation tree variety of mountain areas of Northeast of China. In recent years, the market demanding quantity to Korean pine seeds is greater and greater so that the Korean pines are excessively picked in successive years and wild Korean pine trees are seriously damaged. The Korean pine at a juvenile stage does not blossom and fruit; and after the juvenile stage, the Korean pine can blossom and fruit at a sexual maturity stage (namely an adult stage). According to the method disclosed by the invention, on the basis of comprehensively understanding main factors which influence Korean pine fructification heredity, derivation, external environments and the like, gibberellin and ethephon are used as the plant hormones to induce and accelerate Korean pine forestation seedlings to fruit in advance.