70results about How to "Have growth" patented technology

The invention relates to a sustained-release oral ulcer film having biological adhesion and a preparation method of the sustained-release oral ulcer film. According to the formula, the sustained-release oral ulcer film having the biological adhesion consists of the following components in percentage by weight: 5-50% of a bio-adhesion material, 5-80% of a sustained-release film forming material, 0.5-10% of a medicine, 1-50% of a supporting agent, 1-20% of a plasticizer, 0.1-0.5% of a bacteriostatic agent and 0.5-1% of a flavoring agent. The film provided by the invention, which is prepared in a specific production mode, is good in stability, and excellent biological adhesion and sustained-release performance of the film can be kept for a long time; a soluble sustained-release gel can be gradually formed as the film is adhered to an ulcer surface and absorbs water, so that contact of the ulcer surface with external side is prevented; the oral ulcer film provided by the invention has the characteristics of diminishing inflammation, alleviating pain, achieving an antibacterial effect and being free from toxins, irritation, mutagenic action and the like; and the oral ulcer film can promote growth of blood vessel endothelium and proliferation of fibroblasts and keratinocytes, and subsequently, the oral ulcer film can promote regeneration, repair of healing of the ulcer surface.

The present invention relates to a composition for reducing sport injury and promoting sport injury repair. The composition comprises the following raw materials and auxiliary materials, by weight, 500-2000 parts of hydrolyzed collagen protein, 100-400 parts of soybean protein peptide, 50-400 parts of chondroitin sulphate, 50-400 parts of glucosamine or a salt thereof, 100-1000 parts of a traditional Chinese medicine, 10-400 parts of haematococcus pluvialis, 1-100 parts of vitamin, and 1-100 parts of a mineral. The composition provides good effects for sport injury reduction and sport injury repair promotion.

The invention discloses a synergy foliar fertilizer, which adds poly-aspartic acid or the salt in the foliar fertilizer, the weight percentage of the proportion of the poly-aspartic acid or the salt and the foliar fertilizer is that, the poly-aspartic acid or the salt is 40-1% and the foliar fertilizer is 60-99%. The effective components of the foliar fertilizer are the two or more of amino acid, nitrogen, phosphorus, potassium, copper, manganese, zinc, boron, iron and molybdenum. The invention is applied for field crop, economic crop, fruit and vegetable. The application method is that adding water to dilute the product, spraying the foliage with the amount of 10-50g yield per acre. The poly-aspartic acid utilized by the invention belongs to green macromolecular compound which is safe, non-toxic and no public nuisance and biodegradable, having higher environmental protection effect, being capable of improving the utilization ratio of about 10% to 40% and increasing the production, thereby leading benefit for the peasant really, having economic prospect and social benefit.

The invention relates to a composition for increasing bone mineral density, a preparation agent containing the composition, and the preparation method of same. The composition comprises the following raw materials according to the weight portions: 0.5 to 35 portions of calcium carbonate, 0.5 to 30 portions of sulfuric acid dextrosamine, 0.05 to 2 portions of sulfuric acid chondroitin, 0.1 to 10 portions of collagen, and 0.08 to 5 portions of turmeric yellow extractive. In the composition, except a calsium supplement and a calcium absorbing promoting agent, the composition further comprises nutrients and anti-inflammatory mitigative, and can be used for preventing and treating osteoporotic symptom from multiply angles and ways.

The invention relates to a mountain restoration system based on a sponge ecosystem. The mountain restoration system based on the sponge ecosystem is characterized in that the position, away from a slope, of the upper surface of a mountain is provided with a flood intercepting trench; a planting base material bearing body is laid on the slope; the lower end portion of the slope is provided with a flow guiding slope with the gradient being 4%; and the flow guiding slope is adjacently connected with a rainwater treatment unit. The invention further discloses a construction method of the mountainrestoration system based on the sponge ecosystem. The construction method includes the following steps that firstly, the slope is trimmed; secondly, anchoring rod hole planning and lofting are performed; thirdly, an anchoring rod is installed and the anchoring rod is closed; fourthly, a galvanized steel wire net is anchored; fifthly, a spraying pipe and a draining pipe are fixed; sixthly, the slope is moistened; seventhly, a spraying seeding planting base material containing seeds is configured; eighthly, a spraying seeding device is used for spraying the planting base material; and ninthly, aseedling growing device is maintained and managed. The mountain restoration system based on the sponge ecosystem has the beneficial effects of being high in mechanical degree, uniform in spraying, high in earth surface covering speed, low in cost, capable of meeting the requirement of fast making the mountain become green again, easy to popularize and the like.

The invention relates to a compound inoculant for improvement of saline-alkali soil and particularly provides a novel compound inoculant for improvement of saline-alkali soil, and preparation and applications of same. Bacillus amyloliquefaciens, bacillus megatherium, bacillus mucilaginosus and paenibacillus azotofixans are fermented respectively to obtain fermentation liquids, which are then mixed with a carrier respectively according to certain volume-weight ratio (V / kg); the mixtures are dried at low temperature and finally are compounded according to ratio. The compound inoculant is a powder agent, wherein the microorganisms therein are functional bacteria, and the inoculant is high in living bacteria number and especially contains high-activity metabolic products, so that the compound inoculant is suitable for being mixed with a base fertilizer, especially high-quality farmyard manure, for use. When being applied in soil, high environment adaption capability and high reproduction speed are achieved. The compound inoculant can increase beneficial microbial flora in rhizosphere and rapidly decompose organic substances for absorption and utilization by plants, can reduce the alkalinity of soil, improve fertility of soil and improve the water permeability and retention and breathability properties of the soil, and can accelerate growth of root system and prevent spreading of soil-borne diseases, thereby maintaining ecological balance, reducing cost and improving the saline-alkali soil.

The present invention relates to konjak dietary fiber healthcare biscuits and a preparation method thereof. The konjak dietary fiber healthcare biscuits are prepared by the following raw materials including, by mass, 30-50 parts of konjak powder, 20-30 parts of compound dietary fiber, 20-30 parts of whole wheat flour, 20-30 parts of purple sweet potato powder, 20-30 parts of vegetable oil, 5-8 parts of white granulated sugar, 3-5 parts of xylitol, 8-10 parts of egges, 10-15 parts of water, and 1-2 parts of leavening agent, wherein the compound dietary fiber is composed of apple dietary fiber, pawpaw dietary fiber and bamboo shoot dietary fiber with a weight ratio of 3:1:1. The konjak dietary fiber healthcare biscuits have comprehensive nutrition and have good healthcare effects.

The invention discloses a recombined litopenaeus setiferus protein SF-P9, a preparation method thereof and an application thereof. Besides the invention also relates to coding of an amino acid sequence of the recombined litopenaeus setiferus protein SF-P9 and a DNA sequence corresponding to the amino acid sequence, a yeast recombination gene engineering bacterial strain Pichia pastoris X-33 / pPIC6alpha / Pen with a preservation code of CCTCC No: M209126, as well as the utilization of the engineering bacterial strain to express the recombined litopenaeus setiferus protein SF-P9. Moreover, the invention also discloses a litopenaeus setiferus protein F-P6, a preparation method and an application thereof. Besides, the coding of an amino acid sequence of the litopenaeus setiferus protein Pen6 and a DNA sequence corresponding to the amino acid sequence is also disclosed in the invention. The recombined litopenaeus setiferus protein SF-P9 has enterokinase sites. After the process of enterokinase cutting on the litopenaeus setiferus protein SF-P9, the litopenaeus setiferus protein F-P6 is obtained. The litopenaeus setiferus protein SF-P9 and the litopenaeus setiferus protein F-P6 have obvious biological activities of antibacterial infection, antimycotics infection, and anti-virus infection, as well as have an obvious effect of inhibiting tumor cell growth. Besides, the litopenaeus setiferus protein SF-P9 and the litopenaeus setiferus protein F-P6 can be applied to prepare medicaments for treating or preventing bacteria infection, fungi infection and virus infection and to prepare antitumor drugs.

The invention discloses a traditional Chinese medicine gel for removing acnes and a preparation method of the traditional Chinese medicine gel. The traditional Chinese medicine gel for removing acnes comprises the following substances: a burdock extract liquid, a pine needle extract liquid, a mother chrysanthemum extract liquid, an aubergine root extract liquid, royal jelly, a honeysuckle extract liquid, sodium carboxymethylcellulose, sodium alginate tech grade, a cross-linked polymer QM of polyvinylmethyl ether / methyl acrylate and decadiene, glycerinum, essence, ethylparaben, distilled water and 1,2-propylene glycol. The traditional Chinese medicine gel for removing acnes prepared by the method is faint yellow, glittering and translucent, transparent, appropriate in viscosity and thickness, good in stability, and fresh and pleasant in smell; the skin is fine, rosy and glossy after the traditional Chinese medicine gel is used; the acnes and acne marks can be removed; and the traditional Chinese medicine gel has the effects of removing the acnes and protecting the skin.

The invention discloses a preparation method for microecologics for laying hen feeds and application of the microecologics. The microecologics is prepared by uniformly mixing living microcapsules bacterium powder with selenium carrageenan, zinc methionine and auxiliary materials through a spray drying technology, wherein living microcapsules bacterium powder is obtained by uniformly mixing lactobacillus plantarum and bacillus subtilis strains with an aqueous solution containing pectin, tween-80, glycerinum, mannitol, trehalose and sodium bicarbonate after the lactobacillus plantarum and the bacillus subtilis strains are subjected to enrichment culture. The microecologics can be stored under a normal-temperature condition and is high in enteric solubility and biological adhesive. On the basis of normal daily ration, the laying hens are also fed with the microecologics, so that the anti-oxidization capability of organ bodies of laying hens can be improved; therefore, the damage degree of fallopian tubes of the laying hens in the later period of laying is reduced, excessive release of inflammatory factors in tissues can be suppressed, and the injury caused by inflammatory reaction can be alleviated; the activity and the completeness of organ tissues and cells can be guaranteed, the organ health is retained, and the productivity is improved.

The invention discloses a water-soluble mildew preventive and a preparation method thereof. The 3-iodine-2-propynyl butylcarbamate is taken as a raw material, propylene glycol, polyethylene glycol 200 or polyethylene glycol 400 is taken as a solvent, coconut oil alkanolamide and fatty alcohol-polyoxyethylene (10) ether are taken as surfactants, and the solubility of the mildew preventive in an aqueous system is enhanced. The mildew preventive has strong sterilization function on aspergillus niger, aspergillus flavus and most of molds, has long-term inhibiting effect, can be applied to the fields of hygienic products, leather, daily products and the like, and is a water-soluble novel mildew preventive with the advantages of wide application range, safety and environmental protection.

The invention which discloses a care solution for the wound cleaning relates to the technical field of traditional Chinese medicines. The care solution is prepared from the active components, by weight, 20-25 parts of Rhizoma Coptidis, 20-25 parts of honeysuckle flower, 18-22 parts of Sophora flavescens, 20-25 parts of Cassia Twig and 25-30 parts of Sappanwood. The care solution for the wound cleaning of the invention has the functions of antibiosis, skin formation, granulation growth promotion, analgesia and the like, and has unique effects on the reinfection control and the wound healing promotion.

The invention relates to a care solution for wound cleaning. The care solution is prepared from the following active ingredients in parts by weight: 10 to 15 parts of astragalus, 10 to 15 parts of angelica, 15 to 20 parts of angelica dahurica, 10 to 15 parts of Japanese knotweed, 15 to 18 parts of sophora flavescens and 0.3 to 0.8 part of sodium bicarbonate. The care solution for wound cleaning has the effects of antibacterium, skin formation, promotion of granulation growth, pain alleviation and the like; and the fibroblast convent of granulation tissues on a wound surface is improved, so that the healing of the wound surface can be effectively promoted.

The invention relates to health-care purple sweet potato and Chinese yam biscuits and a preparation method thereof. The health-care purple sweet potato and Chinese yam biscuits are prepared from the following raw materials in parts by weight: 50-80 parts of purple sweet potato powder, 30-50 parts of yam flour, 20-30 parts of composite dietary fibers, 20-30 parts of vegetable oil, 5-8 parts of white granulated sugar, 3-5 parts of xylitol, 8-10 parts of eggs, 10-15 parts of water and 1-2 parts of a leavening agent, wherein the composite dietary fibers consist of apple dietary fibers, papaya dietary fibers and bamboo shoot dietary fibers in the weight ratio of the apple dietary fibers to the papaya dietary fibers to the bamboo shoot dietary fibers being 3 to 1 to 1. The health-care purple sweet potato and Chinese yam biscuits are comprehensive in nutrients and have a favorable health-care effect.

The invention belongs to a health care food, and in particular relates to tablets prepared by pressing raw materials such as L-lysine, L-arginine, glutamic acid peptide, conjugated linoleic acid, L-carnitine, inositol, yak marrow calcium, iron, zinc, magnesium, manganese, copper, vitamin A, vitamin D3, vitamin K2, vitamin B2, vitamin B6 and the like; and a process for preparing the tablets comprises the following steps: preparing and mixing; evenly stirring; tabletting; and inspecting and packaging into a formal product. The product is prepared from the raw materials such as the L-lysine, the L-arginine, the glutamic acid peptide, the conjugated linoleic acid, the L-carnitine, the inositol, the yak marrow calcium, the iron, the zinc, the magnesium, the manganese, the copper, the vitamin A, the vitamin D3, the vitamin K2, the vitamin B2, the vitamin B6 and the like, and has the effects of supplementing the calcium, increasing height, promoting the growth of bones, strengthening immunity, resisting fatigue and the like.

The invention provides a special clinical nutrition formula of fatty acid metabolism disorder. The nutrition formula is characterized by comprising, by weight, 15-28 parts of protein, 8-12 parts of fat, 48-65 parts of carbohydrate, 3-6 parts of dietary fiber, 0.6-1.2 parts of macro-elements, 0.01-0.04 part of microelement, 0.005-0.03 part of lipid-soluble vitamin, 0.08-0.2 part of water soluble vitamin, 0.06-2 parts of medicinal and edible components, 0.02-3 parts of natural plant compounds and 0.02-2 parts of new resource food; the invention further provides a preparation method of the aboveclinical nutrition formula. The formula can supplement nutrition required by patients suffering from fatty acid metabolism disorder, improve multi-fat metabolism disorder, promote normal fat metabolism, relieve fat metabolism disorder symptoms, and relieve pain of patients.

The invention discloses a rapid cultivation method of macadamia nut rootstocks. The method comprises the steps that 1, macadamia nut seeds are put into a 0.5%-0.8% trisodium phosphate solution for soaking before sowing is conducted, the seeds on the lower portion are taken out and washed through clean water, and then the seeds are sequentially placed under the conditions of four different stages; 2, the seeds obtained in the first step are put into a constant-temperature vibrator loaded with a second soaking solution, oscillating soaking is conducted for 15-20 h, and the temperature ranges from 40 DEG C to 45 DEG C; 3, sprouting cultivation is conducted on the soaked seeds on the condition that the temperature ranges from 35 DEG C to 38 DEG C and the relative humidity ranges from 80% to 85% till the width of natural cracking sprout holes of the seeds reaches 2.5 mm or above, and the seeds are taken out; 4, the seeds obtained in the third step are sown into a sand bed substrate and cultivated till the height from seedlings to the surface layer of the sand bed substrate reaches 20 cm or above and the stem thickness reaches 0.6 cm, and the seedling can serve as the rootstocks for grafting. The method can rapidly cultivate the rootstocks suitable for grafting propagation of macadamia nuts.

The invention discloses a fig cutting medium and a preparation method thereof. The fig cutting medium comprises the following substances in parts by weight: 40-50 parts of river mud, 25-30 parts of wormcast, 15-20 parts of vermiculite, 10-15 parts of carbonized peanut shells, 8-10 parts of fungal residues, 5-10 parts of traditional Chinese medicine residues, 10-15 parts of cane sugar residues and 12 parts of urea. Various waste materials are used as main components of the medium, through reasonable mixing and processing, not only are material resources fully utilized, but also a problem of waste treatment is solved, and the environment is protected. The prepared medium is excellent in heat preservation, moisture retention and gas permeability; per kilogram of the medium comprises 300-400 g of organic matters and 30-50 g of NPK; the pH value is 6.5-7.5, the medium is excellent in suitability and has a higher nutritional value, the rooting rate and the survival rate of cultivated cutting slips are greatly increased, and seedlings are unified and robust, and have strong root systems.

The invention discloses a skin-care whitening stock solution, which comprises glycerin, a humectant, sodium hyaluronate, a surfactant, a solvent, a preservative, nicotinamide, tranexamic acid and water. The invention also discloses a preparation method of the skin-care whitening stock solution and application of the skin-care whitening stock solution to the skin transdermal enhancement technique.By compounding of various components of a skin-care whitening formula, the skin-care whitening stock solution can have efficacy of whitening and moisturizing the skin and supplying nutrients to the skin. Meanwhile, by combining the skin penetration technology, the product has efficacy of diminishing inflammation, sterilizing and promoting wound healing in the process of skin pricking and drug delivery channel formation, and a whitening product and the transdermal enhancement technique are perfectly combined.

The invention discloses marine biological textile fabric with antibacterial and health care functions. The fabric comprises a surface fabric and an inner fabric, wherein the surface fabric is woven by alginate fibers as warp yarn and seaweed carbon fibers as weft yarn; the inner fabric is woven by bamboo charcoal fibers as warp yarn and pearl fiber and chitin fiber blended fibers as weft yarn. The marine biological textile fabric with the antibacterial and health care functions can prevent harmful substances such as bacteria, viruses and the like in outside air from being contacted with the skin on one hand, can accelerate blood circulation of a human body on the other hand, is antibacterial and anti-inflammatory, and promotes tissue growth.

The invention relates to the field of disposable sanitary products and provides a sanitary napkin with an antibacterial natural fiber surface layer and a manufacturing method of the sanitary napkin with the antibacterial natural fiber surface layer. The sanitary napkin with the antibacterial natural fiber surface layer is mainly made of an antibacterial nonwoven fabric, the antibacterial nonwoven fabric comprises a nonwoven fabric body and plant extract sprayed to the nonwoven fabric body, the plant extract is made by soaking at least two plant materials in alcohol and heating for distilling out the alcohol, and the at least two plant materials are selected from folium mori, flos chrysanthemi, tea leaves, flos rosae rugosae and jasmine. The sanitary napkin with the antibacterial natural fiber surface layer has excellent antibacterial effects. The manufacturing method includes steps: taking at least two plant materials of folium mori, flos chrysanthemi, tea leaves, flos rosae rugosae and jasmine, soaking in alcohol, and heating for distilling out the alcohol to obtain the plant extract; uniformly spraying the plant extract to the nonwoven fabric body, drying and manufacturing to obtain the antibacterial nonwoven fabric. The manufacturing method is scientific and reasonable in design and simple in operation.

The invention relates to the technical field of a health care product, and in particular provides a health care product capable of improving bones and joints and a preparation method of the health care product, wherein the health care product is mainly prepared from the following raw materials in parts by weight: as for active ingredients: 10-40 parts of calcium carbonate, 15-40 parts of chitosamine hydrochloride and 10-30 parts of chondroitin sulfate, and as for accessories: 0.1-1 part of glucose essence and 1-5 parts of a thin-film coating agent. The preparation method of the health care product capable of improving bones and joints comprises five steps, namely preparing powder, mixing, granulating, mixing materials and tabletting, and coating. The health care product provided by the invention is high in calcium content, good in effect and good in absorption, and the health care product, by supplementing calcium and promoting osteoblastic cell proliferation, has a function of enhancing bone density so as to take better effects on preventing and improving osteoporosis and improving life level of middle aged and elderly people; and the health care product is low in cost and is applicable to extensive popularization and application. The preparation method of the health care product provided by the invention is simple and efficient, high in active ingredient utilization rate and suitable for industrial popularization.

The present invention relates to the technical field of health food processing, specifically to dendranthema morifolium (ramat.) tzvel cv.chuju eyesight-improving health granules and a production method thereof. The dendranthema morifolium (ramat.) tzvel cv.chuju eyesight-improving health composition is prepared from 30-50 parts of a dendranthema morifolium (ramat.) tzvel cv.chuju extract concrete, 5-10 parts of lutein, 10-15 parts of a medlar extract concrete, 10-15 parts of a obtuseleaf senna seed extract concrete, and 5-10 parts of a mythic fungus extract concrete. The production method comprises: uniformly mixing the dendranthema morifolium (ramat.) tzvel cv.chuju extract concrete, the lutein, the medlar extract concrete, the obtuseleaf senna seed extract concrete, the mythic fungus extract concrete, crystal sugar, peppermint oil, malic acid and water to form agglomerates, and adopting a sieve mesh to screen the dendranthema morifolium (ramat.) tzvel cv.chuju eyesight-improving health granules with uniform particle size. According to the present invention, the lutein is the principal drug, is the important eye health maintaining element, is the nature eye antioxidant, and can be provided for effectively clearing free radicals causing eye tissue oxidation degeneration and promoting normal development of optic nerve and visual cells, and the medlar has functions of immunity regulation, anti-oxidation, anti-aging, liver and kidney nourishing, eyesight improving and the like.

The invention discloses a vegetable and fruit antibacterial fresh-keeping wrapping paper. The vegetable and fruit antibacterial fresh-keeping wrapping paper comprises the following components in partsby mass: 55-75 parts of pulp fiber, 8-15 parts of adjuvant, and 3-8 parts of an antibacterial agent; and the antibacterial agent is a mixture of a dandelion extract, a wormwood extract, and grapheneoxide / fluorine-containing acrylate-modified cellulose. The anti-bacterial agent obtained by mixing a plant antibacterial extract and graphene / modified cellulose is added to the graphene oxide fresh-keeping wrapping material and has good plant sterilization inhibition effect, the graphene / modified cellulose has hydrophobic and oleophobic performance, can further inhibit the growth and prevention ofbacteria, and has a good antibacterial effect on Escherichia coli and Staphylococcus aureus. The preparation method is simple, and can be widely used for the fields of fruit and vegetable package.

The invention discloses a wheat special fertilizer. The fertilizer is prepared from urea, ammonia sulfate, calcium superphosphate, monopotassium phosphate, potassium sulfate, zinc sulfate, ammonium molybdate, microelement, dispersant accelerator, fermented fertilizer, bentonite and porous magnetic chitosan microspheres. The invention further discloses a preparation method of the wheat special fertilizer. The wheat special fertilizer has the advantages of being reasonable in formula, comprehensive in nutrients and durable in effect of production increasing, the demands of nutrients of wheat canbe completely met, the excellent performance of the fertilizer can be exerted to the maximum extent, after the fertilizer is applied to soil, the needed nutrients of the growth of the wheat can be provided for a long term, the soil can be activated to increase the organic matter content of the soil, the volume weight of the soil can be reduced, the water and fertilizer conservation capability ofthe soil can be improved, the nutrients of the wheat can be comprehensively and evenly supplied, the yield of the wheat can be significantly improved, the quality of the wheat can be improved, and theeconomic benefit of the wheat can be improved.

The invention discloses a naphthothiophene diketone compound with antitumor activity from marine Streptomyces, and a preparation method and application thereof. The structure of the compound is shownin formula I, the compound belongs to a novel structural compound containing sulfur, has significant protein kinase inhibitory activity and anti-tumor activity, can effectively inhibit protein kinasePKC, ROCK2 and the like, can be used for development as a kinase inhibitor; and the compound has a good therapeutic prospect for cancers such as lung cancer, gastric cancer, breast cancer, lymphatic cancer, PDGF dependent tumors and the like. The invention further discloses the preparation method of the compound with antitumor activity, the compound is produced by solid fermentation of marine actinomycetes, through extraction by ethyl acetate or dichloromethane, the culture product is extracted, then through separation and purification by silica gel column chromatography, gel column chromatography and reversed phase chromatography, the compound is obtained, and the method is easy to operate and carry out. The formula I is shown in the description.

The invention belongs to the technical field of traditional Chinese medicines, and particularly relates to a traditional Chinese medicine composition for treating surgical wounds, and a preparation method of the traditional Chinese medicine composition. The traditional Chinese medicine composition comprises the following active ingredients in parts by weight: 20-25 parts of hairyvein agrimonia herb, 15-20 parts of raw garden burnet, 10-15 parts of aloe, 10-15 parts of astragalus mongholicus, 15-20 parts of lithospermum erythrorhizon, 10-15 parts of Chinese angelica, 10-15 parts of myrrh, 10-15 parts of carthamus tinctorius, 15-20 parts of fructus forsythiae, 10-15 parts of rhizoma coptidis, 300-400 parts of sesame oil, and 80-100 parts of beewax. The traditional Chinese medicine composition for treating the surgical wounds uses the active ingredients, has obvious sterilization and anti-inflammation effects, can rapidly stop bleeding and pain, can promote epithelium regeneration and granulation formation and growth, is rapid in wound healing and significant in curative effect, can be used for the surgical wounds such as a trauma, a burn and a scald, is simple in preparation method, convenient to use and low in toxic and side effect, and is directly applied at an affected part.

The invention discloses a novel feed additive and a preparation method thereof. The novel feed additive is prepared from components in parts by mass as follows: 30-80 parts of a cassia bark extract, 1-15 parts of carvacrol, 1-15 parts of eucalyptus oil, 150-400 parts of a plant compound extract, 3-50 parts of a coating agent and 300-1,000 parts of a carrier, wherein the plant compound extract is prepared by high-pressure low-temperature separation, concentration and purification of a mixture of goldthread roots, cassia bark, leaves of paniculate microcos and clove bulbs. The novel feed additive has excellent antibiotic substitution and reduction properties and antibacterial and bacteriostatic properties and can have effects of improving the production performance of animals and promote growth of the animals, and meanwhile, the novel feed additive has the advantages of quick effects, no residues, no drug resistance and the like.