41 results about "MANGIFERA INDICA LEAF" patented technology

The invention discloses a peanut milk beverage and a processing method thereof. The peanut milk beverage is prepared from following raw materials in parts by weight: 20-30 parts of peanuts, 60-80 parts of milk, 6-8 parts of xylitol, 8-10 parts of apple juice, 2-3 parts of fritillaria cirrhosa, 1-3 parts of homalomena occulta, 2-4 parts of dendrobium nobile, 2-4 parts of curculigo orchioides, 1-2 parts of eucommia ulmoides, 2-3 parts of mangnolia officinalis, 2-4 parts of mango leaves, 1-3 parts of akebia trifoliata koidz, 1-2 parts of cymbidiums, 1-2 parts of madders and 5-8 parts of a nutrition additive. According to the peanut milk beverage and the processing method thereof, the method is simple to operate, the formula is reasonable, and the nutrition is abundant; various Chinese herbal medicinal ingredients which can be used for activating veins and activating collaterals, calming the liver and soothing the nerves, such as the fritillaria cirrhosa, the homalomena occulta, the dendrobium nobile, the curculigo orchioides and the like, so that the product has a very good health-care effect.

The invention discloses carrot-mixed honey wine and a preparation method thereof. The wine is characterized by comprising the components in parts by weight as follows: 30-35 parts of schisandra chinensis honey, 20-24 parts of codonopsis pilosula honey, 12-15 parts of wild grape honey, 30-40 parts of carrots, 10-15 parts of sesame, 10-15 parts of medlar, 10-14 parts of jujubes, 2-3 parts of rosemary leaves, 3-5 parts of mango leaves, 6-8 parts of alfalfa powder, 4-6 parts of Chinese yams, 5-8 parts of yeast and an appropriate amount of water. The honey wine brewed with the method is unique in flavor and tastes good, the fragrance of melissa is preserved, and the wine tastes mellow and is light yellow in color, clear and transparent. The immunity of human bodies can be improved if persons drink the wine for a long time, and the wine is particularly beneficial to patients with chronic diseases such as neurasthenia, insomnia, chronic bronchitis, hypertension, heart diseases and the like. A wine body is complete and colorless, and the wine is transparent and clear, has a strong, elegant and unique style, tastes mellow, chilly and dry and is impressive in aftertaste.

The invention provides a preparation method of high-purity mangiferin crystals. The method comprises the following steps: preparing mangiferin extract, preparing a mangiferin crystal crude product; redissolving the mangiferin; and recrystallizing the mangiferin; according to the invention, fresh leaves and mango peel are used as raw materials to prepare mangiferin, the loss of the mangiferin caused by degradation, oxidation and the like in the drying process of drying mango leaves and mango peels in the sun or in the drying process can be prevented, the purity of the mangiferin prepared afterrecrystallization is high and reaches 99.84%, the recrystallization method is simple, special instruments and equipment are not needed, the repeatability is good, and industrial production is easy.

A nutritional health tea is prepared from the following raw materials in parts by weight: 5 to 12 parts of folium mori, 6 to 11 parts of pyrola, 7 to 15 parts of fleece-flower root, 6 to 15 parts of jujube, 4 to 9 parts of pseudostellaria heterophylla, 5 to 10 parts of mango leaves, 6 to 13 parts of cassia twig and 3 to 5 parts of theanine. The preparation method comprises the following steps: well mixing the raw materials, then powdering the mixture, adding water into the powder, boiling with strong fire, adding water again, boiling with slow fire, and placing for an hour; filtering residue from the obtained mixture, adding theanine, placing for 2 hours at ordinary temperature, and well stirring to obtain the nutritional health tea. The herbal tea provided by the invention has the functions of decreasing internal heat, clearing away heat, expelling dampness, clearing summer-heat, resolving food stagnancy, engendering liquid to allay thirst, refreshing and improving the skin, particularly has a remarkable effect of improving human body immunity and can prevent cold.

A disclosed externally-applied traditional Chinese medicine for treating beriberi is composed of the raw materials in parts by weight: 2-4 parts of euphorbia hirta, 4-6 parts of Chinese lizardtail rhiaomeor herb, 6-8 parts of fructus cnidii, 3-5 parts of crown treacle scape, 2-4 parts of realgar, 1-3 parts of philippine flemingia root, 3-5 parts of fructus aurantii, 5-7 parts of olibanum preparata, 3-5 parts of myrrh, 10-12 parts of flos lonicerae, 3-5 parts of rhizoma imperatae, 2-4 parts of cortex phellodendri, 5-7 parts of herba lobeliae chinensis, 3-5 parts of rhizoma paridis chinensis, 2-3 parts of Japanese thistle herb, 6-8 parts of lawn pennywort herb, 4-6 parts of herba centipedae, 2-4 parts of castanea mollissima flower, 10-12 parts of patrinia scabiosaefolia, 3-5 parts of mangifera indica leaf and 2-3 parts of premna fulva. The medicine has the efficacy of killing bacteria and relieving itching, and eliminating beriberi, is applied to treat beriberi, is good in treatment effect and high in curing rate, and does not cause reoccurrence.

The invention provides feed for preventing pig flu, belonging to the field of pig feed additives, aiming at solving the problem that great loss can be caused in the pig industry because pigs are easy to suffer from flu. The feed for preventing pig flu comprises the following components in parts by weight: 200-250 parts of corn, 200-250 parts of sweet potato, 30-50 parts of rice bran, 80-100 parts of locust tree leaf, 30-50 parts of traditional Chinese preparation, 0.5-1 part of mango leaf extract, 5-10 parts of garlic, 2-5 parts of white sugar, 3-5 parts of salt, and 0.5-1.5 parts of complex vitamin, wherein the traditional Chinese preparation comprises the following components in parts by weight: 3-5 parts of radix bupleuri, 1-3 parts of scutellaria baicalensis, 1-3 parts of the root of kudzu vine, 2-4 parts of white mulberry root-bark, 1-3 parts of fructus forsythia, 1-3 parts of platycodon grandiflorum, 2-4 parts of radix stemonae, 3-5 parts of isodon amethystoides, 3-4 parts of dandelion, 1-2 parts of atractylodes lancea, 2-3 parts of codonopsis pilosula and 1-3 parts of toona sinensis bark. Due to selection of types and content of the raw materials of the feed provided by the invention, the nutrient substances in the feed are reasonably matched, the immunity of pigs is remarkably improved, pig flu can be prevented, and the food security of pork is improved.

The invention discloses a method for rapidly determining 27 elements in a mango leaf by graphite digestion ICP and ICPMS, concretely a research method for determining macro and trace elements in the leaves of Tainung mangos in different producing areas and periods on the basis of ICP-OES and ICP-MS. The method comprises the following steps of (1) early-stage treatment of a sample; (2) calibrationof a sample and a detection limit; (3) sample processing; (4) instrument work parameter setting; and (5) sample determination. The sample is digested by a graphite digestion instrument, and the optimized ICP-OES and ICP-MS method is used to research content of inorganic composition elements in the mango leaf. The measured content of the inorganic elements is calculated and analyzed by a Duucan newmultiple range method in a DPS data processing system, and thus, the 27 elements in the mango leaf are determined and analyzed rapidly.

The invention discloses a method for extracting high-purity mangiferin from mango leaves. The extraction method comprises the steps of mango leaf drying and crushing, microwave heating, ultrasonic extraction, centrifugation, rotary evaporation, macroporous adsorption resin purification, concentration, freeze drying and the like, has the characteristics of simple operation, low cost, high extraction rate and the like, and has no special requirements on production equipment. The extraction solvent adopted by the invention has the characteristic of environmental protection, and has no adverse effect on the environment and human health. The mangiferin extracted by the method is high in purity, and has huge industrial value and good application prospect. According to the method, the mango leafresources can be fully utilized, a new thought is provided for comprehensive utilization of the mango leaf resources, the mangiferin product with high additional value can be produced, the income of orchard workers is increased, and the method has huge industrial value and good application prospects.

The invention relates to the technical field of mango planting, and discloses a technology for harvesting early-maturing mangoes in advance by 1-3 months. The technology comprises the following stepsof 1) before foliage spraying (not more than 45 minutes), selecting agricultural foliage fertilizer-grade nitrate nitrogen-phosphorus-potassium-calcium fertilizer and spherical nano carbon sol according to the proportion of 10 parts of nitrogen, 10 parts of phosphorus, 20 parts of potassium, 10 parts of calcium and 1 part of carbon, adding 100-25 times of water, and performing uniform stirring toprepare a preparation for later use; (2) spraying the water-soluble preparation prepared in the step (1) to mango leaf surfaces by using a sprayer at 6 pm later in a proper phenological period (tip leaf maturation and stabilization) in autumn and winter (October-January); and (3) repeating the step (2) for one to two times at intervals of 7-15 days according to the mango terminal bud germination process condition and the weather condition (spraying needs to be supplemented according to the circumstances when it rains within three days of spraying). According to the technology for harvesting the early-maturing mangoes in advance by 1-3 months, the action time from preparation use to mango blooming is remarkably shortened, the cost is low, and the side effect is small.

The invention discloses a compound broadleaf holly leaf traditional Chinese medicine extract which comprises the following raw materials in parts by weight: 20-40 parts of broadleaf holly leaf, 40-60 parts of sugarcane leaves, 20-40 parts of mango leaves, 10-20 parts of citronella and 1-5 parts of pearl layer powder. The invention further discloses application of the compound broadleaf holly leaf traditional Chinese medicine extract in preparation of shower gel or hand sanitizer, the shower gel or hand sanitizer is prepared by mixing the compound broadleaf holly leaf traditional Chinese medicine extract with auxiliary materials, and the auxiliary materials comprise an A-phase raw material and a B-phase raw material; the mass fraction of the compound broadleaf holly leaf traditional Chinese medicine extract is 2%. The compound folium llicis latifoliae traditional Chinese medicine extract is plant essence, has the effects of clearing heat, promoting diuresis, resisting bacteria and relieving itching, can permeate skin and make the skin moisturized, plump, beautiful and fresh, and can be used for solving the skin problems such as acute and chronic dermatitis, eczema, prickly heat and milk tinea caused by various reasons.

The invention provides a feed used for landrace pigs and belongs to the field of pig feeds. In order to solve the problems that an original formula of introduced landrace pig feed is unstable extremely, not only is the feeding cost added and is the feed resource wasted, but also the environmental pollution is increased and the like, the invention provides a feed used for landrace pigs. The feed comprises the following components in parts by weight: 500-550 parts of corn flour, 150-190 parts of fermenting objects of oilseed rape cake, 100-120 parts of wheat bran, 0.1-0.5 part of mango leaf extract, 20-50 parts of fermenting objects of mulberry leaves, 13-16 parts of calcium hydrophosphate, 10-15 parts of stone powder, 1-2 parts of threonine, 1-3 parts of methionine, 0.1-0.8 part of tryptophan, 3-5 parts of table salt, 1-3 parts of choline chloride, 3-5 parts of bentonite and 0.5-1.5 parts of complex vitamin. By virtue of the specie selection and content selection of materials in the feed used for the landrace pigs, the combination of all nutrient substances in the feed is reasonable, so that not only is the feed used for the landrace pigs provided by the invention suitable for digestion and absorption of the landrace pigs, so that the growth speed of the landrace pigs is improved significantly, furthermore, the immunity of the landrace pigs also can be enhanced and the food safety of the pork can be improved.

The invention provides a feed additive for fancy carp breeding, and a preparation method of the feed additive. The feed additive is characterized by consisting of the following components in parts byweight of 4-20 parts of chitosan oligosaccharide, 8-10 parts of wakame, 12-15 parts of peanut bran, 0.3-0.5 part of complex vitamins, 40-50 parts of Chinese herbal medicine mixed powder, 12-20 parts of microorganism strains, 5-15 parts of mango leaves, 36-45 parts of fresh Chinese yams, 33-40 parts of smoked plum bark, 25-30 parts of red worms, 16-20 parts of natural zeolite powder, 4-68 parts ofcarriers and 20-30 parts of earthworms. According to the feed additive disclosed by the invention, microorganisms and Chinese herbal medicines are combined, so that the nutrient level of the feed is effectively increased, and the efficacy for conditioning internal organs is notable; and the mango leaves added in the formula also have strong oxidation resistance, and can effectively restrain bacteria, resist viruses and resist inflammation, so that the immune functions of fancy carps can be increased, the growth of the fancy carps can be promoted, and economic benefits of breeding people are guaranteed.

The invention relates to a fungicide composition and application thereof, and belongs to the field of plant control. According to the invention, 2-phenethyl alcohol and prochloraz-manganese chloride complex are mixed to prevent and treat mango leaf spot; it is found that the control effects of 50%-70% of a 2-phenethyl alcohol aqueous solution having a concentration of 5g / L and 30%-50% of a prochloraz-manganese chloride complex aqueous solution having a concentration of 1g / L are remarkably higher than those of single agent treatment, and the control effect of the composition is improved by 3%-21% compared with that of prochloraz-manganese chloride complex and improved by 112%-193% compared with that of 2-phenethyl alcohol. The 2-phenethyl alcohol and the prochloraz-manganese chloride complex are mixed, so that the control effect can be remarkably improved, the dosage of the prochloraz-manganese chloride complex is reduced, and pesticide reduction and synergism are realized.

The invention particularly discloses a preparation method and application of a feed additive for fishes. The preparation method of the feed additive comprises the steps: astragalus polysaccharide, glycine betaine, a compound traditional Chinese medicine extract and mango leaf fermentation powder with the weight ratio being (0.25 to 0.5):(0.5 to 1.0):2:10 are evenly mixed, granulated through a screen of 12 meshes, dried and then screened by a screen of 16 meshes, and then the feed additive is prepared, wherein the compound traditional Chinese medicine extract is prepared from the components byweight: 100-200 g of garlic, 100-200 g of pericarpium citri reticulatae, 100-200 g of folium artemisiae argyi, 80-120 g of radix glycyrrhizae, 80-120 g of sargassum, 100-200 g of cortex eucommiae and100-200 g of pine needles which are boiled through water for three times, extracted and concentrated till the relative density is 3.25. The prepared feed additive can be added into mixed feed for thefishes and additive pre-mixed feed.

The invention provides broiler feed for preventing and treating influenza, belonging to the field of broiler feed. In order to solve the problem that broilers easily suffer from influenza, the broiler feed for preventing and treating influenza, provided by the invention, comprises the following components in parts by weight: 300-350 parts of corn, 150-200 parts of peanut cake, 50-100 parts of sweet potato, 50-80 parts of fish meal, 50-80 parts of shellfish meal, 20-50 parts of emulsified soybean oil, 10-20 parts of rice bran, 20-30 parts of ferment duckweed, 10-30 parts of mangifera indica extract, 10-30 parts of fermented oil-tea-cake, 1-3 parts of methionine and 3-5 parts of salt. According to the broiler feed for preventing and treating influenza, provided by the invention, due to variety choice and content choice of the materials, various nutrient substances in the feed are reasonably proportioned, the broiler feed is suitable for the broilers to digest and absorb, the growth speed of the broilers is obviously improved, the influenza control capability of the broilers is improved, and food safety of broiler meat is improved.

The invention relates to a veterinary antiviral injection and a preparation method thereof. The veterinary antiviral injection is prepared through mixing, by weight, 40-60 parts of mango leaves, 20-40 parts of Artemisia carvifolia, 10-15 parts of reed rhizome, 5 parts of licorice root, 5-10 parts of licorice root, 0.1-0.3 parts of an antiseptic, and 0.1-0.3 parts of tween80. The preparation method comprises the following steps: cleaning above components, drying the cleaned components, crushing the dried components to obtain 40-60 mesh powder, adding purified water and an ether and ethanol mixture, carrying out ultrasonic extraction, clarifying the obtained extract, filtering the clarified extract, concentrating the obtained filtrate, adding the antiseptic, disinfecting the obtained product, and packaging the disinfected product to obtain the veterinary antiviral injection. The veterinary antiviral injection contains mangiferin, chlorogenic acid, flavones, artemisinin and immune substances, can be used to prevent and treat various viral diseases of livestock, is especially suitable for nonreactive pig raising, and also has a substantial disease prevention and treatment effect, and the preparation method has the advantages of simplicity, energy and time saving, and easy realization of industrial production.

The invention provides a feed additive for preventing pigs from catching a cold, belongs to the field of pig feed additives, and aims at solving the problem that pigs easily suffer from influenza so as to cause great loss to the pig industry. The feed additive for preventing pigs from catching a cold comprises the following components in parts by weight: 3-5 parts of radix bupleuri, 1-3 parts of scutellaria baicalensis, 1-3 parts of radix puerariae, 2-4 parts of white mulberry root-bark, 1-3 parts of fructus forsythia, 1-3 parts of platycodon grandiflorum, 2-4 parts of radix stemonae, 3-5 parts of isodon amethystoides, 3-4 parts of dandelion, 1-2 parts of rhizoma atractylodis, 2-3 parts of codonopsis pilosula, 1-3 parts of cortex ailanthi, 0.5-1 part of mango leaf extract and 2-5 parts of white sugar. The natural Chinese herbal medicines such as radix bupleuri, scutellaria baicalensis, radix puerariae, white mulberry root-bark and fructus forsythia serve as the main components of the feed additive for preventing pigs from catching a cold, so that the feed additive has the efficacies of clearing away heat, and dispelling wind and heat, and can improve the capability for resisting cold of pigs; white sugar is added into the feed additive, so that the palatability of the feed is increased, the utilization ratio of the feed is improved, and the rapid growth of pigs is promoted.

The invention discloses a composition prepared from two plant medicines, namely 0.3-7 parts of mango leaves and 0.1-5 parts of stephania sinica. The composition is prepared by performing backflowing extraction twice on 0.1-5 parts of stephania sinica with 50v / v-90v / v% ethanol, namely, performing backflowing extraction for 1-3 hours for the first time by using the 50v / v-90v / v% ethanol which is 8 times the amount of stephania sinica, and 1-2 hours for the second time by using the 50v / v-90v / v% ethanol which is 6 times the amount of stephania sinica, filtering, combining filtrate of the two times of backflowing extraction, performing depressurized recycling on the ethanol till no alcohol smell exists, and performing depressurized concentration continuously till the relative density is 1.20-1.34 at 50 DEG C + / -5 DEG C, thereby obtaining an extract. Animal tests show that the composition disclosed by the invention is capable of improving blood sugar and glycosylated hemoglobin, and has medicine development prospects.

The invention discloses a traditional Chinese medicine for treating purple plague. The traditional Chinese medicine comprises, by weight, 2 to 3 parts of ginseng, 5 to 8 parts of pseudo-ginseng, 1 to 2 parts of epimeddium, 10 to 12 parts of wolfberry, 10 to 12 parts of caltha palustris, 5 to 8 parts of esliptae herba, 6 to 9 parts of Chinese angelica, 10 to 12 parts of red sage root, 10 to 12 parts of gynostemma pentaphylla, 10 to 12 parts of lily, 6 to 9 parts of polygonatum odoratum, 6 to 9 parts of bighead atractylodes rhizome, 6 to 9 parts of Stellaria yunnanensis Franch., 10 to 12 parts of mango leaf, 5 to 8 parts of Phtheirospermum tenuisectum Bur. et Franch., 10 to 12 parts of root bark of the peony tree and 6 to 9 parts of cassia twig. The traditional Chinese medicine has effects of clearing heat and removing toxins, tonifying qi and intensifying the middle-jiao, enriching yin and nourishing kidney, cooling blood and dispersing blood stasis, and treating purple plague, avoids purple plague recurrence and has no toxic or side effect.

The invention discloses a spreading agent for mango and its preparation method and application. The spreading agent for mango provided by the invention is composed of active ingredients and auxiliary materials. The active ingredients are composed of monolauric acid polyoxyethylene sorbitan and monolauric acid polyethylene glycol ester. The active ingredient of the spreading agent for mango of the present invention is fatty acid lipid surfactant, which can reduce the surface tension of water and medicinal liquid, reduce the contact angle between medicinal liquid droplets and the leaf surface, and achieve maximum coverage; therefore It has the function of improving the expansion, adhesion and moistening of pesticide spray droplets on the plant leaves, so that the pesticides can be more evenly distributed on the mango leaves, thereby improving the pesticide efficacy, while reducing the amount of pesticides used and reducing environmental pollution. The spreading agent for mango of the present invention is suitable for various spray pesticides on mango trees, including insecticides, fungicides, herbicides, plant growth regulators, foliar fertilizers, etc.

The invention belongs to the technical field of plant extraction, and relates to mangiferin and a preparation method thereof. The method comprises the following step that: activated carbon treatment and extraction are sequentially carried out on raw materials to obtain mangiferin, the raw materials are mango leaves and / or almond leaves, the extraction is absolute methanol extraction, and the extraction temperature is 60-65 DEG C. Results show that the purity of the mangiferin prepared by the preparation method of the mangiferin provided by the invention is 98-99.5%, and the yield of the mangiferin is up to 66.7% of the total mangiferin content in mango leaves or almond leaves. The preparation method of the mangiferin is simple to operate, and the production cost of the mangiferin is reduced while high-yield and high-purity mangoes are obtained; and the industrial production of the mangiferin is realized by utilizing specific production equipment.

The invention discloses a method for extracting mangiferin from mango leaves. The method comprises the following steps: 1) puffing the mango leaves to obtain puffed mango leaves; 2) performing extraction with ethanol to obtain a leaching solution; 3) performing primary filtration to obtain primary filtrate and filter residues; 4) performing extraction to obtain a primary crude extract; 5) performing drying and crushing; 6) activating strains: transferring aspergillus niger and active dry yeast into a PDA culture medium, and culturing in an incubator; 7) preparing a mixed bacterial suspension to obtain a mixed bacterial suspension; 8) material liquid mixing: mixing the crushed filter residues with the mixed bacterial suspension, and culturing the mixture in a shaking incubator to obtain a secondary crude extract; 9) performing secondary filtration to obtain a mangiferin extracting solution; and 10) subjecting the mangiferin extracting solution to concentration and freeze drying to obtain mangiferin. According to the method disclosed by the invention, the mango leaves are pretreated by adopting a low-temperature and high-pressure puffing technology, and the residual mangiferin in the filter residues is extracted by adopting the aspergillus niger and the active dry yeast, so that cell walls of the filter residues are broken, the dissolution of the mangiferin is promoted, and the extraction rate of the mangiferin is improved.

The invention discloses a general feed for adult nasalis larvatus and a feeding method of the general feed. The general feed for adult nasalis larvatus comprises the following components of ligustrumsinense branches and leaves, guava leaves, calliandra haematocephala leaves, papaya leaves, schisandra chinensis branches, ficus microcarpa branches and leaves, apples, snake fruits, green bananas, citrus reticulata, long beans, water spinach, flowering cabbages, carrots, corn, rice balls or monkey cakes, terminalia neotaliala branches and leaves, mango leaves, acacia mangium branches and leaves,cercis chinensis leaves, bean sprouts and nutritional additives. The general feed for adult nasalis larvatus is designed according to the biological characteristics and nutritional requirements of thenasalis larvatus, the weight gain rate of the nasalis larvatus fed with the general feed for one month is 4.55%, the weight gain rate of the nasalis larvatus fed with the general feed for two monthsis 13.63%, and during feeding, the lnasalis larvatus are kept good in mental state, bright in hair color and free of diseases. The general feed for adult nasalis larvatus can increase the weight of the nasalis larvatus, and also can enhance the disease resistance and digestive ability of the nasalis larvatus.

The invention discloses a spreader for mangoes as well as a preparation method and application of the spreader. The spreader for mangoes provided by the invention is composed of an active component and auxiliary materials, wherein the active component is composed of polyoxyethylene sorbitan monolaurate and polyethylene glycol monolaurate. The active ingredient of the spreader for mangoes is a fatty acid lipid surfactant, so that the surface tension of water and liquid medicine can be reduced, the contact angle between liquid medicine fog drops and leaf surfaces can be reduced, and the maximumcoverage is achieved; therefore, the spreader has the functions of improving expansion, attachment and wetting of pesticide spraying liquid drops on plant leaves, pesticide can be more evenly distributed on the mango leaves, the pesticide effect of the pesticide is improved, meanwhile, the use amount of the pesticide is reduced, and environmental pollution is reduced. The spreader for mangoes is suitable for various spraying pesticides of mango trees, including insecticides, bactericides, herbicides, plant growth regulators, foliar fertilizers and the like.

The invention discloses a method for extracting high-purity mangiferin from mango leaves. The extraction method of the present invention comprises the steps of mango leaf drying and pulverization, microwave heating, ultrasonic extraction, centrifugation, rotary evaporation, macroporous adsorption resin purification, concentration, and freeze-drying, and has the characteristics of simple operation, low cost, and high extraction rate. There are no special requirements for equipment. The extraction solvent adopted in the invention has the characteristics of green and environmental protection, and will not have adverse effects on the environment and human health. The mangiferin extracted by the invention has high purity, has huge industrial value and good application prospect. The invention can not only make full use of mango leaf resources, provide a new idea for the comprehensive utilization of mango leaf resources, but also produce mangiferin products with high added value, increase the income of fruit farmers, and have huge industrial value and good application prospects.

The invention provides a method for preparing high-purity mangiferin crystals, comprising the following steps: preparation of mangiferin extract, preparation of crude mangiferin crystals, redissolution of mangiferin, and recrystallization of mangiferin. The invention uses fresh leaves and mango peels as raw materials The preparation of mangiferin can prevent the loss of mangiferin due to degradation, oxidation and other reasons during the drying process of mango leaves and mango peels, and the purity of mangiferin obtained after recrystallization is high, reaching 99.84%. The crystallization method is simple, does not require special instruments and equipment, has good repeatability, and is easy for industrial production.

The invention relates to the technical field of traditional Chinese medicine, in particular to a traditional Chinese medicine composition and a preparation method thereof and a traditional Chinese medicine preparation. The traditional Chinese medicine composition contains an extract of a traditional Chinese medicine prescription, and the traditional Chinese medicine prescription comprises the following components in parts by weight: 20-60 parts of rhizoma polygonati, 20-60 parts of radix fici simplicissimae, 15-45 parts of mango leaves, 15-45 parts of inula cappa, 15-45 parts of illicium verum, 10-30 parts of amomum tsao-ko, 10-30 parts of burmann cinnamon bark, 5-15 parts of fingered citron and 5-15 parts of paederia scandens. According to the application, the medicinal materials of the traditional Chinese medicine prescription can be effectively and synergistically combined to form the traditional Chinese medicine composition for tonifying spleen and appetizing, and the traditional Chinese medicine composition is used for tonifying spleen and qi, promoting qi circulation and resolving stagnation and warming middle-jiao and resolving dampness and can be used for treating weakness of spleen and stomach, stomach cold and emesis, epigastric and abdominal crymodynia, inappetence, dry mouth, poor appetite and weakness, dyspepsia and dysentery, infantile malnutrition and infantile anorexia.

The invention discloses a spray additive for mango trees and application of the spray additive. The spray additive for mango trees provided by the invention is composed of an active component and auxiliary materials, wherein the active component is composed of polyoxyethylene sorbitan monooleate and polyethylene glycol monolaurate. The active component of the spray additive for mango trees is a fatty acid lipid surfactant, so that the surface tension of water and liquid medicine can be reduced, the contact angle between liquid medicine fog drops and leaf surfaces can be reduced, and maximum coverage is achieved; therefore, the functions of expansion, attachment and wetting of pesticide spraying liquid drops on plant leaves can be improved, pesticide can be more evenly distributed on the mango leaves, the pesticide effect of the pesticide is improved, meanwhile, the use amount of the pesticide is reduced, and environmental pollution is reduced. The spray additive for mango trees is suitable for various spray pesticides for mango trees, including insecticides, bactericides, herbicides, plant growth regulators, foliar fertilizers and the like.

The invention discloses a traditional Chinese medicine composition for treating liver cancer, a medicine for treating liver cancer and a preparation method of the medicine. The traditional Chinese medicine composition for treating liver cancer comprises the following components in parts by weight: 25-40 parts of astragalus membranaceus, 12-20 parts of codonopsis pilosula, 12-18 parts of semen cuscutae, 12-18 parts of radix bupleuri, 12-18 parts of radix paeoniae alba, 10-20 parts of paris polyphylla, 12-20 parts of mango leaves, 12-20 parts of phyllanthus urinaria, 15-25 parts of rhizoma amorphophalli, 10-15 parts of curcuma zedoary, 4-8 parts of gekko swinhonis, 1-4 parts of centipede and 12-18 parts of concha arcae (calcined). The invention further provides the medicine for treating liver cancer and the preparation method of the medicine. The traditional Chinese medicine composition is appropriate in compatibility of selected medicinal materials, is safe and non-toxic, can effectively inhibit relapse and metastasis of tumors, improve symptoms of patients and prolong the lifetime, the preparation method is simple and easy to operate, and the problems that in the prior art, relapseand metastasis of the tumors are easily caused, the curative effect is not satisfactory and the production cost is high are effectively solved.