356 results about "Ethanol extracts" patented technology

The invention provides a streptomyces, which is named as Streptomyces sp. And is registered and preserved in Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC No: 65917. The invention also provides a fermentation broth of the streptomyces, and an ethanol extract and a crude extract of the fermentation broth. The novel streptomyces, the crude extract thereof and the like have broad-spectrum antibacterial activity, have a good antagonistic effect on various pathogenic bacteria such as banana long leaf spot germs and banana colletotrichum gloeosporioides, can enable hyphae of the banana colletotrichum gloeosporioides to shrink, deform and break, inhibit spore germination of the banana colletotrichum gloeosporioides, and have a good anti-bacterial effect on the banana colletotrichum gloeosporioides. According to the present invention, with the application of the bacterial strain, the colletotrichum gloeosporioides spores are shrunk and broken, the growth of the colletotrichum gloeosporioides is inhibited, the peroxidase activity, the polyperoxidase activity, the CAT activity and the like in the banana peel can be improved, and the bacterial strain is the potential biological agent for the prevention and control of the colletotrichum gloeosporioides diseases, and has wide development space and good development and application prospects.

The invention discloses a propolis ethanol extract loaded ZIF-8 cellulose starch-based sustained-release film and a preparation method thereof, and belongs to the technical field of food preservative films. The propolis ethanol extract loaded ZIF-8 cellulose starch-based sustained release membrane is prepared from the following raw materials in parts by weight: 30 to 70 parts of starch, 30 to 70 parts of cellulose nanofiber, 7.5 to 17.5 parts of glycerol and 4 to 8 parts of filler. The starch wastewater is used as a starch raw material source, and the cellulose nanofibers loaded with ZIF-8 by the propolis ethanol extract are added, so that the prepared slow-release film is high in strength and good in toughness, can be naturally degraded after being used, reduces environmental pollution, ensures the safety of the product, has antibacterial and antioxidant effects, provides benefits for fresh keeping of fruits, and has a wide application prospect. Meanwhile, a new thought is provided for resource utilization of the starch wastewater.

The invention relates to the technical field of soil improvement, in particular to a pineapple planting soil improvement method and a special modifier thereof. According to the pineapple planting soil improvement method, the special improver for the pineapple planting soil is applied to the soil before planting, the application amount is 15-25 kg / mu, and shallow turning is conducted after application; the special modifier for the pineapple planting soil is prepared from the following raw materials in percentage by mass: 35 to 65 percent of activated carbon or loaded activated carbon, 30 to 60 percent of cake fertilizer containing nematode inhibiting substances, 0.5 to 5 percent of loaded pomegranate peel ethanol extract and the balance of adhesive. The cake fertilizer (such as cottonseed meal and tea seed meal) containing the nematode inhibiting substance is an agricultural by-product, the raw materials are easy to obtain, and the cost is low; the activated carbon can be prepared from agricultural and forestry wastes (such as coconut shell charcoal), and accords with circular economy. Meanwhile, the environment-friendly and environment-friendly pesticide is eco-friendly, biodegradable, free of chemical residues and capable of killing insects and inhibiting bacteria at the same time.

The invention provides novel application and a method of asiaticoside. The method comprises the following steps: S1, extraction: taking a centella asiatica medicinal material, performing coarse crushing, adding ethanol, performing reflux extraction, performing filtration, and combining filtrate for standby application; s2, concentrating: concentrating the ethanol extracting solution under reduced pressure until no alcohol smell exists, centrifuging, and reserving supernate for later use; s3, carrying out D101 column chromatography; s4, alumina column chromatography; s5, performing concentration; s6, drying; s7, dissolving with methanol, adding water, standing, and monitoring clear liquid and crystallization conditions in a liquid phase; s8, filtering after crystallization is finished, washing with ethanol, drying crystals under the conditions that the vacuum degree is-0.06 to-0.08 mpa and the temperature is 60-70 DEG C, and crushing and sieving dry paste to obtain asiaticoside; specifically, the new application comprises reduction of uric acid (UA), urea (UREA), creatinine (CREZ), low-density lipoprotein cholesterol (LDL-C), high-density lipoprotein cholesterol (HDL-C) and total cholesterol (CHOL) in serum of a hyperuricemia model SD rat, and reduction of damage of hyperuricemia to kidney. And the yield of asiaticoside extracted by the method is high and is about 84%.

The invention discloses a method for extracting nicotine-free tar from cigarette butts, which is applied to the field of cigarette butt recovery and comprises the following steps of: adding the cigarette butts into a 30L extraction kettle with a compression device, adding 6.32 kg of cigarette butts in total, adding ethanol, heating and extracting at 78 DEG C for three times, extracting for two hours at each time and 50.0 kg of ethanol in total, and concentrating an ethanol extracting solution to obtain 700.0 g of nicotine-containing tar with the extraction rate of 11% (in terms of cigarette butts). The method comprises the following steps: taking 429.9 g of nicotine-containing tar, adding 750ml of dichloromethane and 330ml of 1 equivalent diluted hydrochloric acid into the tar, stirring overnight at room temperature, adding dichloromethane into the solution, washing with water, and drying with anhydrous sodium sulfate to obtain 190.8 g of a nicotine-free tar product with the yield of 44.4% (metered by tar). According to the method, a feasible way is provided for recycling the effective components in the cigarette butts, after process parameters are further optimized, higher recycling efficiency and better economic benefits are achieved, meanwhile, pollution of the cigarette butts to the environment is reduced, and environmental protection is facilitated.

The invention provides a morroniside-rich dogwood fruit extract as well as a preparation method and application thereof, and relates to the technical field of natural plant products. The cornus officinalis fruit extract rich in morroniside comprises morroniside, loganin and sweroside, wherein the content of morroniside is 10%-12%. The cornus officinalis fruit extract rich in morroniside has an excellent anti-inflammatory effect, can promote skin compactness and reduce wrinkles, and can be widely applied to preparation of cosmetics and skin care products. According to the preparation method of the morroniside-rich dogwood fruit extract, active components in the dogwood fruits are efficiently extracted through ethanol extraction and enzymolysis treatment, the morroniside-rich dogwood fruit extract is obtained by combining column chromatography, and the method is simple in process and high in operability.

The invention discloses functional food for relieving pressure and regulating intestines and stomach and a preparation method thereof, and belongs to the technical field of functional food. The preparation method comprises the following steps: respectively pretreating spina date seeds, lily bulbs, poria cocos, Chinese yams and kudzuvine roots; mixing the pretreated poria cocos, Chinese yam and radix puerariae with germinated brown rice, hawthorn and pericarpium citri reticulatae to obtain a yeast; then adding pretreated spina date seed / lily freeze-dried powder, a polygala tenuifolia ethanol extract and fermented apple powder, uniformly mixing, then inoculating lactobacillus plantarum, and carrying out second fermentation to obtain a second fermented product; then adding inulin and gelatinized kudzuvine root starch, and uniformly mixing to obtain slurry; dropwise adding the slurry into the coating liquid, filtering to obtain microcapsule powder, then adding longan pulp powder, and uniformly mixing to obtain the functional food. According to the invention, the problems of low utilization efficiency of medicinal and edible components, poor flavor and taste, limited single effect and the like are solved, and the double-effect functional food which is safe, effective and pleasant in flavor and has clear scientific basis and market prospect is developed.

The invention discloses a saussurea involucrata culture as well as a preparation method and application thereof, and belongs to the technical field of bioengineering and medicines. The invention relates to a saussurea involucrata culture, in particular to a selenium-rich and chromium-rich saussurea involucrata cell culture with DPP-IV inhibitory activity. The content of selenium in the saussurea involucrata culture reaches 200 mg / Kg dry weight or above, and the content of chromium Cr < 3 + > reaches 20 mg / Kg dry weight or above; in addition, chromium Cr < 6 + > is not detected, and the 70% ethanol extract of the saussurea involucrata cell culture is applied to an in-vitro DPP-IV inhibition test, and the inhibition rate of the 70% ethanol extract of the saussurea involucrata cell culture reaches 99.08%. The selenium-rich and chromium-rich saussurea involucrata culture with the high DPP-IV inhibition rate can be widely applied to preparation of medicines, health foods or functional foods for preventing and / or treating type 2 diabetes, obesity and related metabolic diseases.

The invention relates to the technical field of gastrodia elata cultivation, in particular to a fungus material for gastrodia elata cultivation and a cultivation method.The fungus material contains plants capable of inhibiting pathogenic bacteria causing gastrodia elata tuber rot disease, and the fungus material is composed of, by mass, 58% of sawdust, 30% of cottonseed hulls, 10% of maytenus stems, 1% of gypsum powder, 0.5% of KH2PO4 and 0.5% of MgSO4. The fungus material provided by the invention contains the plant maytenus stems capable of inhibiting pathogenic bacteria causing the gastrodia elata tuber rot disease, the ethanol extract of the maytenus stems can efficiently inhibit the pathogenic bacteria primary verticillium atrophaeum causing the gastrodia elata tuber rot disease, and in addition, the ethanol extract of the maytenus stems has no obvious inhibiting effect on armillaria mellea; the method ensures that a gastrodia elata-armillaria mellea symbiotic system is not interfered, the field experiment control effect is 76.85% when the fungus material is used and a method for spraying the maytenus stem ethanol extract bactericide is combined, and the method has important value for ensuring sustainable development of the gastrodia elata industry.

The invention discloses a hydrogel patch for promoting blood circulation to remove meridian obstruction and a preparation method thereof. The formula of the hydrogel patch for promoting blood circulation to remove meridian obstruction comprises a traditional Chinese medicine concentrated solution for promoting blood circulation to remove meridian obstruction, an oil-in-water emulsion for promoting blood circulation to remove meridian obstruction, sodium polyacrylate, polyacrylic acid, glycerol, azone, dihydroxyaluminum aminoacetate, tartaric acid, disodium ethylene diamine tetraacetate, methylparaben and deionized water. The traditional Chinese medicine concentrated solution for promoting blood circulation to remove meridian obstruction is 70% ethanol extract of vinegar-processed rhizoma corydalis, ligusticum wallichii, philippine flemingia root, safflower, frankincense, myrrh, radix angelicae and liquorice; the oil-in-water emulsion capable of promoting blood circulation to remove meridian obstruction is prepared from a vinegar rhizoma corydalis sesame oil extract, wintergreen oil, methyl glucose sesquistearate, stearate, cetostearyl alcohol, polydimethylsiloxane and deionized water; the blood-activating collateral-dredging hydrogel patch has no skin irritation, belongs to weak sensitization, and has the function of assisting in relieving pain.

The invention provides a collagen-containing composition which comprises the following components in parts by weight: 15-30 parts of a collagen mixture, 10-20 parts of a plant extract, 2-4 parts of a vitamin mixture, 1-3 parts of D ribose and 3-7 parts of glucosamine, the collagen mixture is fish scale collagen, deer collagen and bovine bone collagen; the plant extract is an ethanol extract obtained by mixing rhizoma phragmitis, cherries, grapes, liriodendron tulipifera, blueberries, caulis sinomenii and sagittaria sagittifolia; the vitamin mixture is a mixture of vitamin B, vitamin C and vitamin E; when the composition is applied to food, the effects of obviously improving skin and resisting aging can be achieved.

The present invention relates to the technical field of natural drug chemistry, and specifically discloses a rose extract, a preparation method thereof, and an application thereof in the preparation of a drug having a neuraminidase inhibitory effect. The preparation method of the rose extract comprises the following steps: taking roses, then extracting with ethanol, concentrating and drying the extract after the extraction is completed to obtain a rose ethanol extract, that is, the rose extract. Studies have shown that the rose extract prepared by the method of the present invention has an excellent neuraminidase inhibitory effect; its inhibitory effect on neuraminidase is significantly higher than that of oseltamivir carboxylate. Therefore, the rose extract of the present invention is used as an effective ingredient to prepare a drug having a neuraminidase inhibitory effect, which has important application value.

The invention relates to the technical field of chemistry and medicine, in particular to application of two phenylethanoid glycoside compounds in Pensamie in anti-hepatitis B virus and liver protection, including application of forsythiaside F and forsythiaside B in preparation of anti-hepatitis B virus drugs and / or application of forsythiaside F and forsythiaside B in preparation of liver protection drugs. According to the invention, two compounds of forsythiaside F and forsythiaside B are obtained from 75% ethanol extract of separated and purified Tibesimie, the properties of the two compounds are researched, and the two compounds are found to be capable of reducing HBsAg and HBeAg and have a certain liver protection effect, so that data are provided for development and utilization of Tibesimie and research and development of anti-hepatitis B virus drugs, and the research and development of the Tibesimie and the research and development of the anti-hepatitis B virus drugs are facilitated. And a new way is provided for HBV prevention and treatment.

The invention belongs to the technical field of application of traditional Chinese medicines, and specifically relates to an application of an Amomum villosum extract in preparing a UA-lowering and anti-gouty arthritis drug. The Amomum villosum extract is extracted to obtain the Amomum villosum extract. A hyperuricemia mouse model and a gouty arthritis mouse model are established, and the results show that the Amomum villosum ethanol extract reduces the UA level by synergistically reducing excessive UA generation and promoting UA excretion, and comprehensively exerts an anti-gout effect by inhibiting the release of inflammatory factors such as IL-6, TNF-α and IL-1β, and has the characteristics of better drug efficacy and better drug safety. Therefore, the Amomum villosum ethanol extract can be applied to drugs and health foods for gout patients, and has better development and utilization value as well as huge social and economic benefits.

The invention discloses a preparation method of an astragalus extract with a uric acid reducing effect, and belongs to the technical field of biological medicines. The method comprises the following steps: concentrating an ethanol extract of radix astragali, extracting by using n-butyl alcohol, ethyl acetate and petroleum ether respectively, and concentrating an extract to obtain n-butyl alcohol, ethyl acetate and petroleum ether extraction parts and residual parts respectively, so as to obtain an n-butyl alcohol extract, namely the radix astragali extract for reducing uric acid. Efficacy experiments show that the normal butanol extraction part of the ethanol extract of the astragalus membranaceus can obviously reduce the serum uric acid level (SUA) of a mouse with hyperuricemia, inhibit the activity of xanthine oxidase (XOD) and effectively improve kidney injury caused by the hyperuricemia. The uric acid reducing effect of the radix astragali n-butyl alcohol extract is close to that of a clinical drug allopurinol, and the radix astragali n-butyl alcohol extract has wide development and application prospects in the aspect of relieving hyperuricemia.

The invention relates to the field of natural medicines, and discloses an alkaloid and a preparation method and application thereof, and the alkaloid has a structure as shown in a formula I and a pharmaceutically acceptable salt thereof. The alkaloid is separated from an n-butyl alcohol extraction part of a dendrobium huoshanense stem ethanol extract through silica gel column chromatography and a preparative thin-layer separation technology, and the structure of the alkaloid is identified through nuclear magnetic resonance and high-resolution mass spectrometry. Cell experiments prove that the alkaloid prepared by the invention can remarkably relieve inflammation induced by LPS, inhibit proliferation of human gastric cancer cells (AGS) and promote apoptosis of the AGS; molecular docking analysis shows that the alkaloid prepared by the invention can be remarkably docked with active sites of inducible iNOS, IL-6, TNF-alpha and MMP9, and the binding energy is 9.5-8.6 kcal / mol.

The invention provides a method for rapidly detecting the ABTS < + > free radical scavenging rate of a traditional Chinese medicine extract based on Fourier infrared spectroscopy, which comprises the following steps: (1) collecting the Fourier infrared spectroscopy of a dandelion ethanol extract, and measuring the true value of the ABTS < + > free radical scavenging rate corresponding to the Fourier infrared spectroscopy by using spectrophotometry; (2) preprocessing the collected Fourier infrared spectrum to obtain a preprocessed spectrum; (3) carrying out characteristic wavelength variable extraction on the preprocessed spectrum by adopting a VIP algorithm, and combining spectrum segments corresponding to extracted characteristic wavelengths into a characteristic spectrum; (4) performing PCA analysis and step length segmentation processing on the characteristic spectrum to obtain an angle characteristic vector alpha y, and forming an angle characteristic matrix alpha by the angle characteristic vectors of all the traditional Chinese medicine extracts; and (5) constructing a regression model by using the angle feature vector matrix alpha. Compared with a traditional spectrophotometric detection method, the method has the advantage that the accuracy and the stability of a detection result can be better improved.

The invention belongs to the technical field of microorganisms, and particularly discloses an ethanol phase extract of rumex madaio roots and application of the ethanol phase extract. An ethanol phase extract RmEE is extracted from rumex madaio roots through a 55-95% ethanol solvent extraction method, and the ethanol phase extract RmEE is further separated and purified to obtain a purified component RmEE-F2. The ethanol phase extract RmEE and the purified component RmEE-F2 of the ethanol phase extract RmEE can inhibit staphylococcus aureus and vibrio cholerae, and can be used as bacteriostatic agents. The ethanol phase extract of the rumex madaio root can inhibit the pollution of staphylococcus aureus and vibrio cholerae in meat of crucian and penaeus vannamei which are stored at low temperature (4 DEG C), and can be applied to aquatic products; the method can also be used for preparing food or medicines, and the prepared food or medicines also have an antibacterial effect.

This invention discloses a method for determining the components of an ethanol extract of *Clerodendrum trichotomum* leaves. A liquid chromatography-mass spectrometry (LC-MS) method was established to detect the content of the ethanol extract. Raw data acquired by mass spectrometry was retrieved using software and compared with a mass spectrometry database to identify the chemical components of the ethanol extract. Ultimately, 44 chemical components were detected in the ethanol extract, providing a basis for the quality and efficacy evaluation of *Clerodendrum trichotomum* medicinal materials.

The invention provides a traditional Chinese medicine composition with anti-inflammatory and analgesic effects as well as a preparation method, application and a medicine thereof, and relates to the technical field of traditional Chinese medicine compositions. The traditional Chinese medicine composition is prepared from the following components in parts by weight: 30-55 parts of pseudo-ginseng, 26-40 parts of notopterygium root, 15-35 parts of safflower, 15-35 parts of berba aristolochiae mollissimae, 20-40 parts of liquorice, 10-20 parts of acanthopanax and 10-30 parts of dandelion. Performing reflux extraction on the pseudo-ginseng, the notopterygium root, the safflower and the dandelion by using an ethanol solution to obtain an ethanol extracting solution and medicine residues; mixing the medicine residues, berba aristolochiae mollissimae, liquorice and acanthopanax, decocting with water, and then carrying out microwave treatment to obtain a water extracting solution; combining the ethanol extracting solution and the water extracting solution, and drying to obtain the traditional Chinese medicine composition. The traditional Chinese medicine composition disclosed by the invention has synergistic effects of diminishing inflammation, easing pain and diminishing swelling; when the compound is applied to medicine preparation, the obtained medicine can remarkably reduce the pain degree and the osteoarthritis index and improve the joint motion range.

A method for improving skin elasticity includes use of a composition containing an ethanol-extracted product of Aronia melanocarpa fruit and Bifidobacterium longum CB108 which is deposited at the Leibniz Institute DSMZ-German Collection of Microorganisms and Cell Cultures GmbH under an accession number DSM 33895 in accordance with the Budapest Treaty.

The invention discloses a pharmaceutical composition, which comprises more than 28 substances, and is prepared by mixing water extracts of radix aucklandiae, agilawood, fructus choerospondiatis, fructus chebulae, myristica fragrans, kapok and frankincense, ethanol extracts of decoction dregs of the water extracts and travertine. The composition can improve myocardial ischemia of a subject; the cardiac ejection fraction of a myocardial infarction subject is increased; the cardiac minor axis shortening rate of a myocardial infarction subject is increased; reducing the inner diameter of the left ventricular end diastole of the myocardial infarction subject; the heart left ventricular systolic end inner diameter of a myocardial infarction subject is reduced.

The present invention discloses a sesquiterpene glycoside compound and its preparation method and application. A new sesquiterpene glycoside ligulariatinside A is isolated and identified from the n-butanol extraction part of 95% ethanol extract from the root of Ligularia glossata by multiple chromatographic methods such as macroporous resin column chromatography, positive and reverse phase silica gel column chromatography and high performance liquid chromatography, as well as spectral methods. The molecular formula of the new sesquiterpene glycoside ligulariatinside A is determined to be C 21 H 34 O7, the structure is (3 S ,4 R ,5 R ,7 R )‑11‑hydroxy‑11,12‑dihydronootkatone‑11‑ O ‑ β ‑D‑glucopyranoside enriches the chemical diversity of Ligularia officinalis. Bacterial inhibition experiments revealed that the new sesquiterpenoid glycoside exhibits inhibitory activity against Vibrio anguillarum, with a minimum inhibitory concentration (MIC) of 50 μg / mL, laying the foundation for the development of new antibacterial drugs.

The application discloses a preparation method of ethanol extract of Drynaria Rhizome and application thereof. The method comprises the following steps: crushing and sieving Drynaria Rhizome, adding ethanol, reflux extraction, combining filtrates, vacuum concentration and drying, and thus the ethanol extract of Drynaria Rhizome is obtained. The in-vitro alpha-glucosidase enzyme inhibition experiment shows that the ethanol extract of Drynaria Rhizome has a significant inhibitory effect on alpha-glucosidase enzyme, and the IC 50 is about 142.68 μ g / mL. Therefore, the ethanol extract of Drynaria Rhizome can be used for preparing a hypoglycemic drug, health care product or functional food, and has a wide application prospect.

Natural turmeric and hibiscus inks were developed for use on fabrics and writing surfaces. Ethanolic extracts of turmeric and hibiscus were obtained and formulated with environmentally friendly mordants such as ferrous sulfate, ascorbic acid, and apple cider vinegar, and thickeners such as linseed oil and aloe vera. These treatments were tested on fabric, filter paper, and notebook paper. Color and color loss were evaluated using the Paint program when exposed to sunlight and washing (in the case of fabric), comparing the RGB and Hex pixel values ​​obtained before and after sun exposure and washing. The degree of similarity was assessed using a digital Color Matcher Tool with the Hex and RGB data. Once the best treatment with the aforementioned mordants was determined, the ink formulation was developed using thickeners such as gelatin, alginate, cornstarch, and honey.It has a pleasing color and good consistency for use on fabric and paper. It's possible to create inks for writing and dyeing fabrics with readily available ingredients, thus contributing to environmental protection.

This invention relates to the field of natural product chemistry, specifically to the application of a *Syzygium brevicornum* leaf extract in the preparation of drugs for the prevention and / or treatment of atherosclerosis. The preparation method of the *Syzygium brevicornum* leaf extract of this invention includes the following steps: taking dried *Syzygium brevicornum* leaves, extracting with ethanol solution, filtering, combining the extracts, and concentrating under reduced pressure to obtain a total extract of *Syzygium brevicornum* leaf ethanol extract; extracting the total extract of *Syzygium brevicornum* leaf ethanol extract with ethyl acetate to obtain the *Syzygium brevicornum* leaf extract. Using the RAW264.7 foam cell model, this invention found that the *Syzygium brevicornum* leaf extract prepared by this invention can reduce lipid accumulation in RAW264.7 macrophage-derived foam cells, suggesting that the *Syzygium brevicornum* leaf extract prepared by this invention can be used to prepare drugs for the prevention and / or treatment of atherosclerosis.

The invention relates to the technical field of green prickleyash extracts, and particularly discloses a green prickleyash extract extraction method, which comprises: S1, crushing green prickleyash, adding ethanol, carrying out ultrasonic extraction, filtering, and evaporating the obtained filtrate to remove ethanol and water so as to obtain an ethanol extract; s2, dissolving the ethanol extract in acid, filtering, and carrying out first extraction by adopting a fat-soluble extraction agent to obtain first extraction liquid and a first water phase; s3, performing second extraction on the water phase by adopting an alkaloid extraction agent to obtain second extraction liquid and a second water phase; s4, combining the first extraction liquid and the second extraction liquid, and then drying until the mass is constant, so as to obtain the green prickleyash extract. The green prickleyash extract prepared by the method can effectively inhibit the attack of colitis.

The invention relates to a preparation method and application of an effective part of hyssop officinalis L. The method comprises the following steps: taking hyssop officinalis L., cutting into cun sections, carrying out reflux extraction with ethanol, filtering, merging filtrates, carrying out vacuum concentration, and carrying out vacuum drying to obtain a hyssop officinalis L. ethanol extract; and dissolving the extract in ethanol, extracting with ethyl acetate, concentrating the upper layer under reduced pressure, and drying in vacuum to obtain the effective part of hyssop officinalis. The invention further discloses application of the effective part of the hyssop officinalis obtained through testing in preparation of the anti-allergic asthma medicine.

The present application relates to a kind of blended fabric segmented steaming fixation method, comprising the following steps: blended fabric is sequentially carried out desizing, kiering, bleaching and mercerizing treatment, and pretreatment blended fabric is obtained after drying;Using composite reagent on pretreatment blended fabric is carried out padding treatment or vacuum-assisted foam impregnation treatment, and pre-treatment blended fabric is obtained after hot air drying;Prepare dye liquor, and after using dye liquor on pre-treatment blended fabric is carried out dye liquor padding treatment, then carry out segmented steaming fixation treatment, and after sequentially washing, drying, setting, obtain dyed blended fabric.The present application uses the composite reagent containing Ageratina pichurini ethanol extract and simmondsia chinensis seed oil to carry out padding treatment or vacuum-assisted foam impregnation treatment on blended fabric before dyeing, then carries out segmented steaming fixation treatment, can significantly improve the tensile strength and wash fastness of blended fabric, while giving blended fabric good gloss, and can make blended fabric keep better perspiration fastness.

The invention discloses a mosquito prevention and control composition based on jonquil extract and application of the mosquito prevention and control composition. The invention provides an application of an ethanol extract of jonquil leaves in killing mosquitoes or preparing products for killing mosquitoes. The invention firstly proves that the kalanchoe blossfeldiana ethanol extract has a killing effect on three mosquito species, and the killing effect is obviously superior to that of kalanchoe laciniata which is the same family plant. The invention further provides a mosquito prevention and control composition containing the ethanol extract of the jonquil leaves and a mosquito prevention and control compound composition containing the ethanol extract of the jonquil leaves and dinotefuran. The insecticide poison bait prepared by compounding the jonquil extract and the chemical insecticide provides a new thought for constructing an efficient, low-consumption and environment-friendly mosquito comprehensive treatment system, and is suitable for comprehensive prevention and control of mosquito-borne diseases.