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135 results about "French marigold" patented technology
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Tagetes erecta, the Mexican marigold or Aztec marigold, is a species of the genus Tagetes native to Mexico. Despite its being native to the Americas, it is often called African marigold. In Mexico, this plant is found in the wild in the states of México, Puebla, and Veracruz.
Oligochitosan and plant source substance-containing agricultural composition and applications
ActiveCN103190451AGood colorEasy to keep freshBiocideFruit and vegetables preservationPeppermintsErythrina
The invention relates to an oligochitosan and plant source substance-containing agricultural composition and applications, wherein the plant source substance is prepared by one or more of derris, tripterygium glycosides, tobacco, pyrethrum cinerariifolium, tagetes erecta, eupatorium adenophorum, radix stemonae, cayenne pepper, macleaya cordata, radix sophorae flavescentis, pyrethrum cinerariifolium, chinaberry, excoecaria sebifera, black nightshade herb, rhododendron sinensis sweet, coriaria sinica maxim, garlic, fruit of cubeb litsea tree, yellow flowered rhododendron, thymelaea, radix euphorbiae lantu, lysimachia foenum-graecum hance, peppermint, calamendiol, cortex cinnamomi, black pepper, artemisia scoparia, rhizoma alpiniae officinarum, mugwort, pepper, cynanchum komarovii, chinese honeylocust abnormal fruit, stramonium, ginko, camphora officinarum, caulis spatholobi, chinese mosla herb, herba asari, red sandalwood, erythrina indica, myrsine africana and fructus cnidii. The composition is low in people and livestock and non-target organism toxicity, fast degraded in the environment, low in residue, and free from environmental pollution. The oligochitosan and certain plant source substances in the composition are mixed and can achieve synergistic interaction, and the usage amount of the plant source substances can be reduced.
Owner:HAINAN ZHENGYE ZHONGNONG HIGH TECH
Eye-protecting blueberry-raspberry functional food
InactiveCN103734712ARelieve fatigueProtect eyesightSenses disorderHydroxy compound active ingredientsBeta-CarotenePolyphenol
The invention belongs to the technical field of health-care foodstuff, and provides eye-protecting blueberry-raspberry functional food. The eye-protecting functional food comprises, in parts by weight: 15-40 parts of blueberry polyphenol extract product, 15-40 parts of raspberry polyphenol extract product, 10-20 parts of lycium ruthenicum polyphenol extract product, 0.1-2 parts of fructus lycii carotenoid extract product, 0.1-2 parts of zeaxanthin extract product, 0.1-2 parts of tagetes erecta xanthophyll extract product, 10-20 parts of haw flavone extract product, 10-20 parts of ginkgo biloba leaf flavone extract product, 10-20 parts of pueraria flavone extract product and 0.1-1 part of beta-carotene. The eye-protecting blueberry-raspberry functional food can be prepared into tablets, capsules, electuaries, leisure foodstuff or beverages, and has substantial efficacy of protecting eyesight, alleviating eye fatigue and preventing light injury.
Owner:CHINA AGRI UNIV
Plant essential oil air freshener
InactiveCN106310323AConvenient physical therapySoothe the nervesBiocideNervous disorderSolventBiology
The invention relates to plant essential oil air freshener. The plant essential oil air freshener is prepared from, by weight, 1.5-2 parts of mint essential oil, 1-2 parts of rosemary essential oil, 1-10 parts of sandalwood essential oil, 2-15 parts of frankincense essential oil, 0.5-1 part of citrus amara essential oil, 3-5 parts of lavender essential oil, 2-20 parts of cordate telosma essential oil, 2-5 parts of geranium essential oil, 1-4 parts of arabian jasmine flower essential oil, 2-10 parts of french marigold essential oil, 1-2 parts of Cananga odorata essential oil, 2-3 parts of bergamot essential oil, 2-4 parts of rose essential oil, 2-5 parts of tea tree essential oil and 30-95 parts of solvent. Compared with the prior art, the plant essential oil air freshener is natural and free of pollution, does not harm the human body and can be used for a long time. The plant essential oil air freshener has fragrant smell, has the effects of physiotherapy, nerve soothing, pressure relieving and calming on an indoor user, has the mosquito repellent effect to avoid usage of indoor mosquito-repellent incense and culicide and has the bactericidal effect.
Owner:ZIBO LINSEN BIOLOGICAL PROD
Skin protection composition with blue light resisting effect and application thereof
InactiveCN106176502AIntegrity guaranteedProtect the ultrastructureCosmetic preparationsToilet preparationsProtecting eyeLowbush blueberry
The invention discloses a skin protection composition with the blue light resisting effect. The skin protection composition with the blue light resisting effect is mainly prepared from 0.1-5 parts of a tagetes erecta extract and 0.1-5 parts of a vaccinium angustifolium extract. The two extracts are combined to achieve the synergic eye protection effect and can well solve the eye problem caused by LED blue light irrigation.
Owner:广东创美抗衰老研究有限公司
Herbal formulation useful for treatment of skin disorders
InactiveUS6383495B1Increase blood flowReduce painOrganic active ingredientsBiocideHerbal preparationsMedicine
Owner:COUNCIL OF SCI & IND RES +1
A method of separating and purifying quercetagetin from tagetes erecta
ActiveCN105693676AWide variety of sourcesHigh degree of automationOrganic chemistryFiltrationEvaporation
A method of separating and purifying quercetagetin from tagetes erecta is provided. The method includes a step of drying tagetes erecta dry flowers, grinding into powder, dipping with ethanol or performing reflux extraction, subjecting a filtrate after filtration to rotary evaporation until a product is dry and dissolving the product to a methanol-water mixed solvent; a step of performing one-dimensional liquid chromatogram, wherein DAISO C18 is adopted as a chromatographic column, a mobile phase adopting water as an A phase and methanol as a B phase is adopted, isocratic elution is performed for 20 min with the concentration of the B phase in the mobile phase being 50-55%, eluate from the 6 min to the 12 min is collected according to an ultraviolet absorption spectrum, adopted as a target component, and subjected to rotary evaporation until a product is dry, and the product of the rotary evaporation is dissolved into the methanol-water mixed solution again; and a step of performing two-dimensional liquid chromatogram, wherein Acchrom X-Amide is adopted as a chromatographic column, a mobile phase adopting water as an A phase and acetonitrile as a B phase is adopted, isocratic elution is performed for 40 min with the concentration of the B phase in the mobile phase being 92-98%, and eluate from the 27 min to the 33 min is collected according to an ultraviolet absorption spectrum, adopted as the target component, and subjected to rotary evaporation until a product is dry to obtain quercetagetin the purity of which is 99% or above.
Owner:TIANJIN YAOYU BIOLOGICAL TECH
French marigold general flavone extract, and preparation method and application thereof
The invention discloses an application of French marigold general flavone extract in the preparation of anti-Parkinson's drugs. A preparation method of the French marigold general flavone extract comprises the following steps: 1, extracting French marigold by an ethanol-water solution at least one time to obtain an extract liquid, and concentrating the extract liquid to obtain a concentrate; 2, degreasing the concentrate by a degreasing solvent to obtain a degreased concentrate; and 3, separating and purifying the degreased concentrate to obtain the French marigold general flavone extract. The weight content of general flavones in the French marigold general flavone extract, detected through colourimetry, is higher than 30%. Pharmacological test proves that the French marigold general flavone extract has high anti-Parkinson's activity, and can be applied to preparations of the anti-Parkinson's drugs individually or after being combined with other drugs. The purity of the general flavones in the French marigold general flavone extract prepared through the method is high, and the preparation method is simple, so the extract is suitable for industrial production; and the French marigold general flavone extract can be used for preparing the anti-Parkinson's drugs.
Owner:蔡德成 +1
Apple pest control method through attraction and breeding of natural enemies by using mixed grown grass in apple garden
InactiveCN108934677AContinuing to Control HazardsCultivating equipmentsPlant protectionCladosporium herbarumFrench marigold
The invention discloses an apple pest control method through attraction and breeding of natural enemies by using mixed grown grass in an apple orchard. According to the occurrence rule and characteristics of apple pests, a mixed grass growing pattern combining artificial grass planting and natural grass growing can be formed in the apple orchard through artificial planting of grass species, and specifically in the apple growing season, the mixed grass growing pattern of natural weeds, Medicago sativa, Vicia villosa Roth, Tagetes patula and Tagetes erecta can be formed in the apple orchard; attraction and breeding of the natural enemies can be achieved through different flowering periods of the grass species, and food and habitats are provided for the natural enemies, so that the species and quantity of the natural enemies in the apple orchard can be maintained at a high level for a long period of time, and the goal of continuous control of apple pest harm can be achieved.
Owner:SHANDONG AGRICULTURAL UNIVERSITY
Cadmium pollution soil repair method using marigold
InactiveCN101456029ARepair pollutionReduce degradationContaminated soil reclamationHorticulturePollution soilFrench marigold
The invention relates to phytoremediation technology for polluted environments, in particular to a method for restoring cadimium pollution soil by cadimium accumulator flower (Tagetes erecta L.). The method utilizes a root system of the cadimium accumulator Tagetes erecta L. to absorb and enrich the cadimium in the polluted soil in large quantity, and transfers the cadimium upward to an overground part; when a plant grows to anthesis or aging time, the plant is integrally removed and treated properly so as to absorb and remove a large amount of cadimium in the soil; and the plant is repeatedly grown, and the process is repeated, so as to continuously extract excessive cadimium in the polluted soil until the cadimium content in the soil meets environmental safety standard. The method has the advantages of small project amount, no secondary pollution, no damage to physicochemical property of the soil, along with treating the polluted soil and beautifying the environment, and so on.
Owner:SHENYANG INST OF APPLIED ECOLOGY - CHINESE ACAD OF SCI
French marigold seedling substrate and method for manufacturing same
InactiveCN103039337AGood physical propertiesFull of nutritionCultivating equipmentsSoilless cultivationFrench marigoldShiitake mushrooms
The invention relates a French marigold seedling substrate and a method for manufacturing the same. The method includes steps of preparing fermented substrates of champignon mushroom bran; drying bird guano; and manufacturing the French marigold seedling substrate, and the like. The French marigold seedling substrate and the method have the advantages that the champignon mushroom bran is harmlessly treated and is recycled, and the French marigold seedling substrate is excellent in physical performance, low in conductivity and high in emergence rate, is full of nutriments and can be easily popularized and applied on a large scale.
Owner:BEIJING AGRO BIOTECH RES CENT
Composition for protecting skin from blue light hazard, as well as preparation method and application thereof
InactiveCN105919904AImprove absorption rateProtect against blue light hazardsCosmetic preparationsToilet preparationsFrench marigoldPropylene glycol
The invention discloses a composition for protecting skin from blue light hazard. The composition is prepared from the following raw materials in percentage by weight: 25-35 percent of glycerinum, 8-12 percent of 1,3-propylene glycol, 0.5-1.5 percent of lecithin, 30-38 percent of hydrogenated polyisobutene, 3-7 percent of tagetes erecta extract, 8-12 percent of rosemary leaf oil, 3-7 percent of cocoa seed extract and 3-7 percent of tremella fuciformis extract. The invention further discloses a method for preparing the composition for protecting skin from blue light hazard. The composition can be used for effectively resisting blue light hazard, and enables cosmetics to have the effect of protecting skin from blue light hazard when being added into cosmetics as an additive.
Owner:杨建
Chocolate and nut biscuit with function of soothing liver-qi stagnation and production method thereof
InactiveCN103461436ASimple processEasy to operateDough treatmentBakery productsArundinaBiotechnology
Owner:DANGTU COUNTY RUILONG FRUIT TREE PLANTING SPECIALIZED COOP
Preparation method and of French marigold general flavone extract, and application of extract in anti-prostatitis drugs
The invention discloses an application of French marigold general flavone extract in the preparation of anti-prostatitis drugs. A preparation method of the French marigold general flavone extract comprises the following steps: 1, extracting French marigold by an ethanol-water solution at least one time to obtain an extract liquid, and concentrating the extract liquid to obtain a concentrate; 2, degreasing the concentrate by a degreasing solvent to obtain a degreased concentrate; and 3, separating and purifying the degreased concentrate to obtain the French marigold general flavone extract. The weight content of general flavones in the French marigold general flavone extract, detected through colourimetry, is higher than 30%. Pharmacological test proves that the French marigold general flavone extract has high anti-prostatitis activity, and can be applied to preparations of the anti-prostatitis drugs individually or after being combined with other drugs. The purity of the general flavones in the French marigold general flavone extract prepared through the method is high, and the preparation method is simple, so the extract is suitable for industrial production; and the French marigold general flavone extract can be used for preparing the anti-prostatitis drugs.
Owner:蔡德成 +1
DHA-containing soft candy
ActiveCN104543274AMeet needsImprove utilizationConfectionerySweetmeatsAdditive ingredientAlcohol sugars
The invention relates to a DHA-containing soft candy, which is prepared from the following active ingredients in parts by weight: 1-10 parts of fish oil powder, 0.01-0.2 part of tagetes erecta extract, 0.5-3 parts of soybean phospholipids compound, 0.05-5 parts of beetroot concentrated juice, 60-100 parts of sugar alcohol, 4-10 parts of gel, and 10-30 parts of water. The soft candy is rich in DHA with healthy function, and appropriate effective active ingredients are combined with DHA, so that the synergetic effect of all the active ingredients can be realized, and the excellent effect of regulating the functions of a human body can be realized.
Owner:BEIJING COMPETITOR SPORTS SCI & TECH
Tagetes erecta marigolds with altered carotenoid compositions and ratios
A marigold plant, a regenerable portion thereof and seed are disclosed whose flower petals, leaves or flower petals and leaves contain one or more of an enhanced neoxanthin plus violaxanthin ratio, an enhanced β-carotene ratio, an enhanced lycopene ratio, an enhanced α-cryptoxanthin ratio, an enhanced phytoene ratio or an enhanced phytofluene ratio relative to that ratio in a non-mutant marigold. Also disclosed are methods of preparing such plants, oleoresins and comestible materials that have such carotenoid ratios.
Owner:BALL HORTICULTURAL
Anthesis lengthening nutrient solution for improving flower color
InactiveCN105693415AEasy to transportDelay the aging processAlkali orthophosphate fertiliserAmmonium orthophosphate fertilisersSolubilityPetal
The invention discloses an anthesis lengthening nutrient solution for improving flower color, made from the following materials by weight: 50-52 parts of seaweed meal, 30-33 parts of shiitake mushroom residue, 4-5 parts of potassium feldspar powder, 3-4 parts of hydroxypropyl methylcellulose, 2-3 parts of copper sulfate, 5-7 parts of ammonium phosphate, 1.2-1.5 parts of phenylalanine, 24-26 parts of fresh flower of Tagetes erecta, 40-45 parts of pomegranate seed, 0.8-1.0 part of sodium hexametaphosphate, 36-38 parts of Eucommia leaf, 3-4 parts of ethylene diamine tetraacetic acid powder, suitable 50% ethanol solution, suitable 65% ethanol solution, and suitable water. Through organic fermentation and quick-action nutrient compounding, the nutrient solution can meet the requirement of plants in anthesis for mass nutrition, the addition of the phenylalanine improves growth efficiency of anthocyanin in plants, lutein and flavonoid transferase in Tagetes erecta help promote stability, solubility and light absorption of anthocyanin, effectively preventing hydrolysis of anthocyanin, keeping bright color of petals in long term and improving ornamental value.
Owner:FEIDONG KEWENBIN FAMILY FARM
Transcription factor gene for regulating synthesis of xanthophylls and application thereof
ActiveCN107365778AIncrease contentHigh pigment contentPlant peptidesFermentationXanthophyll biosynthesisNicotiana tabacum
The invention discloses a transcription factor gene for regulating synthesis of xanthophylls and application thereof, wherein the transcription factor gene TePTF1 has a nucleotide sequence shown as in a sequence table SEQ ID NO. 1 and an amino acid sequence show as in the sequence table SEQ IN NO. 2. The gene TePTF1 is acquired by cloning from mature flower tissues of Tagetes erecta. Real-time quantitative analysis shows that the gene TePTF1 has significantly higher expression in mature flowers than immature flowers. In transient expression of the gene TePTF1 in tobacco leaves, the content of xanthophylls increases. The gene shown as SEQ ID NO. 1 plays a positive regulation role in the biosynthesis of plant xanthophylls. The transcription factor gene TePTF1 cloned from Tagetes erecta pigment is applicable to increasing the content of xanthophylls in plants.
Owner:HEFEI UNIV OF TECH
Plant sunscreen synergism combination and preparation method thereof
ActiveCN106176377AImprove solubilityGood water solubilityCosmetic preparationsToilet preparationsSunscreen agentsLeontopodium alpinum extract
The invention relates to a plant sunscreen synergism combination and a preparation method thereof. The plant sunscreen synergism combination is characterized in that a hydrolyzed rice bran extract, a cistus incanus flower / leaf / stem extract, a tagetes erecta extract, a porphyra umbilicalis extract, a leontopodium alpinum extract, gamma-cyclodextrin and hydroxypropyl guar gum prepare into the plant sunscreen synergism combination according to the weight ratio of (3-5):(1-3):(1-3):(3-5):(3-5):(15-20):(5-10). The plant sunscreen synergism combination has the function of protecting near-infrared bands and visible blue bands and can enhance sunscreen effects of existing sunscreen preparations.
Owner:PROYA COSMETICS
A method of extracting flavonoid compounds from tagetes erecta
ActiveCN105693675AWide variety of sourcesHigh degree of automationOrganic chemistryFiltrationEvaporation
A method of extracting flavonoid compounds from tagetes erecta is provided. The method includes a step of drying tagetes erecta dry flowers, grinding into powder, dipping with ethanol or performing reflux extraction, subjecting a filtrate after filtration to rotary evaporation until a product is dry and dissolving the product into a methanol-water mixed solvent; a step of performing one-dimensional liquid chromatographic analysis, wherein DAISO C18 is adopted as a chromatographic column, a mobile phase adopting water as an A phase and methanol as a B phase is adopted, isocratic elution is performed for 20 min with the concentration of the B phase in the mobile phase being 50-55%, eluate from the 11 min to the 14 min is collected according to an ultraviolet absorption spectrum, adopted as target components, and subjected to rotary evaporation until a product is dry, and the product of the rotary evaporation is dissolved into the methanol-water mixed solution again; and a step of performing two-dimensional liquid chromatographic analysis, wherein Acchrom X-Amide is adopted as a chromatographic column, a mobile phase adopting water as an A phase and acetonitrile as a B phase is adopted, isocratic elution is performed for 40 min with the concentration of the B phase in the mobile phase being 92-98%, and eluate from the 12 min to the 17 min is collected according to an ultraviolet absorption spectrum, adopted as the target components, and subjected to rotary evaporation until a product is dry to obtain the flavonoid compounds.
Owner:TIANJIN YAOYU BIOLOGICAL TECH
Method for preventing and controlling bacterial wilt and black shank of tobacco by using tagetes erecta
InactiveCN108633675AEasy to masterEasy to operateFlowers cultivationTobacco cultivationEcological environmentFrench marigold
The invention discloses a method for preventing and controlling bacterial wilt and black shank of tobacco by using tagetes erecta. The method comprises the following steps that 1) tagetes erecta is sowed, wherein 15-25 days before tobacco transplantation, according to the conventional technology, tobacco field soil preparation, fertilization, ridging and film covering are conducted, then tagetes erecta is sowed at the two sides of each tobacco ridge every two rows, and meanwhile tagetes erecta is sowed on the periphery of a tobacco field; 2) during tobacco seedling transplantation,0.50-0.80 kgof a tagetes erecta culture grafting soil mixture is applied to the periphery of each tobacco seedling plant; 3) thinning is conducted on tagetes erecta sowed at the two sides of each tobacco ridge every two rows, the plant spacing is 10-15 cm, the row spacing is 40-60 cm, and redundant tagetes erecta seedlings after thinning are transplanted to the periphery of the tobacco field; 4) tagetes erecta among the tobacco ridges is overturned and pressed; tagetes erecta on the periphery of the tobacco field is removed, air-dried and prepared into tagetes erecta rhizome smashed substances by using apulverizer. The method is convenient to operate and easy to manage, the occurrence and spreading of bacterial wilt and black shank of the tobacco can be effectively reduced, and the defects are overcome that in the prior art, the medicine treatment of biological pesticide is unstable, the residue of chemical pesticide exceeds the standard, and the ecological environment is damaged.
Owner:HUBEI TOBACCO SCI RES INST
Compound feed capable of improving immunity of chicks and preparation method of compound feed
InactiveCN107616352ARich in nutrientsPromote growth and developmentFood processingAnimal feeding stuffIntestinal structureMortality rate
The invention discloses compound feed capable of improving the immunity of chicks. The compound feed is prepared from the following components in parts by weight: 40 to 50 parts of corn, 10 to 20 parts of sorghum rice, 10 to 20 parts of soybean meal, 10 to 15 parts of rice bran, 10 to 15 parts of crushed rice, 10 to 15 parts of stone meal, 5 to 10 parts of wheat bran, 5 to 10 parts of wheat, 5 to8 parts of Tagetes erecta residues, 5 to 6 parts of table salt, 3 to 5 parts of traditional Chinese herb powder, 1 to 2 parts of methionine, 1 to 2 parts of composite vitamins and 1 to 2 parts of trace elements. By proportioning the composite vitamins, the trace elements and the traditional Chinese herb powder adopted in the compound feed of the invention as well as by adopting the parameter range, the nutritional substances are rich and complete, so that the development of digestive organs of the chick such as muscular stomach, intestines and the like can be significantly improved, the growthperformance of the chicks can be improved, the health condition of the chicks can be improved, the loose bowel occurrence rate can be reduced, the death rate can be reduced, and the feed benefit andthe breeding economic benefit can be increased. The invention also discloses a preparation method.
Owner:安庆市立华牧业有限公司
Field planting method preventing tobacco bacterial wilt disease
ActiveCN106856948AEasy to masterEasy to operatePlant cultivationCultivating equipmentsDiseaseNicotiana tabacum
The invention discloses a field planting method preventing a tobacco bacterial wilt disease. The method comprises the steps of 1, sowing tagetes erecta, wherein tobacco filed land preparation, fertilizer applying, ridge forming and film covering are conducted according to a normal technology 15-25 days before tobacco transplanting, then the tagetes erecta is sowed among tobacco ridges; 2, applying transplanting water with ethylicin, wherein ethylicin and the transplanting water are diluted according to the weight ratio of 1:2,000-1:3,000 to prepare the ethylicin transplanting water, root-irrigation is conducted during tobacco transplanting, and 1.00 kg of the ethylicin transplanting water is applied to each tobacco seedling during root-irrigation; 3, applying dowry soil with tagetes erecta rootstalks, wherein during tobacco transplanting, after the ethylicin transplanting water is applied during root-irrigation, 1.00 kg of the tagetes erecta dowry soil mixture is applied to each tobacco seedling; 4, conducting thinning on tagetes erecta, wherein it is ensured that at least four strains of tagetes erecta are interplanted beside each tobacco seedling, and the tagetes erecta is interplanted at the two sides of the tobacco ridge. According to the field planting method preventing the tobacco bacterial wilt disease, happening of the tobacco bacterial wilt disease is put off, the disease degree is obviously relieved, the tobacco quality can be improved, the yield and output value are increased, and the method is suitable for large-scale popularization.
Owner:HUBEI TOBACCO SCI RES INST
Marigold hybrid 50011
InactiveUS6894208B2High productHigh yieldTissue culturePlant genotype modificationFrench marigoldCell biology
Owner:AVT NATURAL PROD
Spraying agent used for killing mosquitoes in cowsheds and preparation method thereof
InactiveCN104522083ANo pestsGuaranteed to thriveBiocidePest attractantsPelargonium x hortorumAllium sativum
A spraying agent used for killing mosquitoes in cowsheds relates to the technical field of cattle breeding, and is prepared by reasonably processing 3-5 g of garlic, 5-7 g of mint, 2-4 g of perilla frutescens, 3-5 g of caraway, 2-4 g of tomato leaf, 4-6 g of folium artemisiae argyi, 1-3 g of pelargonium hortorum, 2-4 g of lavender, 2-4 g of jasminum sambac, 2-4 g of tagetes erecta L., 3-5 g of murraya paniculata, 5-7 g of nepenthes mirabilis, 15-25 g of cedarwood oil, 20-30 g of cedar leaf oil, 15-25 g of citronella oil, and 30-40 g of ethanol. The beneficial effects comprise that all employed raw materials are natural raw materials, do not have side effects during usage, the mosquito-killing effect is obvious, a cowshed is guaranteed to not have insect attack, a reasonable environment for breeding cattle is provided, thriving of cattle is guaranteed, and cattle yield and output value are improved.
Owner:固镇县九族康黄牛养殖专业合作社
Comprehensive processing method for squeezing sewage generated in process of extracting xanthophyll from tagetes erecta
ActiveCN104086038ALow costEconomically reasonableMultistage water/sewage treatmentConstructed wetlandActivated sludge
A disclosed comprehensive processing method for squeezing sewage generated in a process of extracting xanthophyll from tagetes erecta comprises the following steps: performing preliminary precipitation; filtering the upper-layer liquid, adding aerobic activated sludge into the filtrate and aerating for 8-10 days; performing precipitation on the aerated upper-layer liquid; adding anaerobic activated sludge into the upper-layer liquid subjected to precipitation and performing anaerobic fermentation for 8-20 days, and collecting generated biogas; performing precipitation on the supernatant subjected to anaerobic fermentation; filtering the upper-layer liquid subjected to precipitation, and performing decolouring processing; and enabling a clear liquid subjected to decolouring to flow out and storing in constructed wetland. Through precipitation, filtering, aeration, anaerobic fermentation, decolouring and constructed-wetland storage for comprehensively processing squeezing sewage generated in the process of extracting xanthophyll from tagetes erecta, the comprehensive processing method is low in cost, reasonable in economy and small in consumption, is capable of substantially reducing COD of squeezing sewage and purifying water quality, obtaining biogas energy source, and finally enabling wastewater to reach the standard by combining constructed-wetland ecological processing, helps to beautify environment, is high in automation degree and helps to reduce labor intensity.
Owner:HUAZHONG AGRI UNIV
Process for extracting xanthophyll from Tagetes erecta
The invention relates to a process for extracting xanthophyll from Tagetes erecta, and aims to provide a process which is used for extracting the xanthophyll from the Tagetes erecta and is simple to operate and suitable for industrial application. The process for extracting the xanthophyll from the Tagetes erecta comprises steps as follows: the Tagetes erecta is smashed; petroleum ether is used for extracting the xanthophyll; an extracting solution is subjected to reduced pressure concentration, and a fluid extract is obtained; the fluid extract is saponified, a saponifiable matter is dissolved in an ethanol solution and then filtered, and a filter cake is washed with the ethanol solution and then subjected to vacuum drying; and after a dried matter is mixed with an antioxidant, dichloromethane is used for recrystallization, an obtained crystal is subjected to vacuum drying, and a product is obtained. The process for extracting the xanthophyll from the Tagetes erecta is simple and facilitates industrial production; and the content of xanthophyll in a xanthophyll crude product washed with the ethanol solution is above 80%, the xanthophyll yield is above 35%, the content of the xanthophyll in the finally prepared product is above 95%, and the total yield of the xanthophyll is higher than 25%.
Owner:XIAN LVSEN BIOTECH
Botanical pesticide and preparation method thereof
InactiveCN105685121ARich varietyLong pesticide efficacy durationBiocideDead animal preservationNicotiana tabacumGlycerol
The invention discloses a botanical pesticide and a preparation method thereof. The botanical pesticide comprises solvent extraction liquor consisting of, by weight, 60-300 parts of tobacco, 40-300 parts of camphor, 10-100 parts of Artemisia desertorum, 20-120 parts of Inula britannica, 10-100 parts of Tagetes erecta L., 10-100 parts of Anisodus tanguticus, 20-80 parts of Euphorbia Esula Linn., 50-200 parts of Artemisia annua Linn. and 40-200 parts of Plantago depressa Willd., and solvents include water, ethanol, glycerol and petroleum ether. The botanical pesticide is remarkably effective in killing multiple kinds of pests, long in pesticide effect lasting time and free of environmental pollution and provides functional substances for crop growth.
Owner:FOSHAN JUCHENG BIOCHEM TECH RES & DEV CO LTD
Method for separating and purifying all-trans high-purity lutein esters powder
The invention discloses a method for separating and purifying all-trans lutein esters powder prepared by Tagetes erecta granules, comprising the steps of mixing the Tagetes erecta granules and nonpolar solvent to perform continuously countercurrent supersonic extraction to obtain extract liquid, concentrating the extract liquid to obtain crude extract liquid extracts, dissolving the crude extract liquid extracts by solvent and using alumina column to perform column chromatography to obtain the high-purity lutein esters products. According to the invention, the continuously countercurrent supersonic extraction is adopted to extract lutein esters, and the method has large batch processing capacity, less solvent using amount and high recovery rate, can reduce labor and power expenses, solves the technical problem that the lutein esters are directly purified from crude Tagetes erecta extracts by adopting the alumina column to perform chromatography of the lutein esters, and can prepare the all-trans lutein esters products with content more than 95% (HPLC: High Performance Liquid Chromatography), wherein the total carotenoid yield is more than 80 percent.
Owner:NORTH CHINA PHARMA HEBEI HUANUO
Method for repairing cadmium (Cd) contaminated soil through french marigold-maize intercropping
InactiveCN109804886AHigh Cd contentReduced Cd contentFlowers cultivationContaminated soil reclamationGlycinePotassium nitrate
The invention discloses a method for repairing cadmium (Cd) contaminated soil through french marigold-maize intercropping. The method comprises the repairing steps that (1) french marigold seedlings and maize seedlings are intercropped[A1] in farmland soil contaminated by cadmium in spring[A2], and fertilization and irrigation are regularly carried out; (2) repairing accelerating liquid is prepared, and the repairing accelerating liquid is irrigated to roots of the french marigold 1-2 days after the fertilization is carried out every time; and (3) the ripe french marigold and maize are correspondingly harvested; and the repairing accelerating liquid is an aqueous solution of p-hydroxybenzoic acid, glycine, potassium nitrate and a grapestone-rhubarb compound extract. According to the methodfor repairing the cadmium contaminated soil through the french marigold-maize intercropping, the intercropping of the french marigold and the maize is utilized, and the prepared repairing accelerating liquid is utilized to carry out irrigation treatment for the french marigold,[A3] so that the content of Cd in the french marigold is significantly higher than the content of Cd in monocropping french marigold or the intercropping condition without the irrigation of the repairing accelerating liquid, and the content of Cd in corn is lower than the content of Cd in monocropping corn.
Owner:JIANGXI NORMAL UNIV
Crop rotation method for reducing disease incidence rate of tobacco bacterial wilt
InactiveCN107409662AReduce in quantityReduce morbidityPlant cultivationCultivating equipmentsTriticeaeFrench marigold
The invention provides a crop rotation method for reducing disease incidence rate of tobacco bacterial wilt. Crop rotation is performed on tobacco plants and a crop combination of wheat and tagetes erecta (or sweet potatoes), and concrete steps are as follows: tobacco plants are planted according to a conventional method in a first year; after tobacco plants are harvested, the wheat is planted ; in a second year, after the wheat is harvested, the tagetes erecta (or the sweet potatoes) is planted, and after the tagetes erecta (or the sweet potatoes) is harvested, the wheat is planted; in a third year, after the wheat is harvested, the tagetes erecta (or the sweet potatoes) is planted, and after the the tagetes erecta (or the sweet potatoes) is harvested, deep ploughing and upturned soil drying in the sun is performed on soil; in a four year, the tobacco plants are planted according to a conventional method; and rotation planting of the tobacco plants, the wheat, the tagetes erecta (or the sweet potatoes), the wheat, the tagetes erecta (or the sweet potatoes), the tobacco plants and the like is repeatedly performed. According to the invention, the method is adopted, thus tobacco bacterial wilt can be effectively controlled, the disease incidence rate is reduced, soil physical and chemical properties are improved, and the tobacco yield and quality are improved.
Owner:HUBEI TOBACCO SCI RES INST
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