175 results about "Citrus grandis" patented technology

Disclosed is a composition comprising at least two of the following ingredients: Magnolia extract, honokiol, humulus lupulus extract, hesperidin methyl chalcone, gotu kola, dipeptide valyl-tryptophane, palmitoyl tetrapeptide-3, corylus avellana bud extract, centella asiatica extract, cucumis sativa extract, morus alba extract, hibiscus sabdariffa flower extract, vitis vinifera extract, ascorbyl glucoside, citrus medica limonum extract, avena sativa kernel extract, hydrolyzed soy protein, aniseed myrtle extract, tasmania lanceolata leaf extract, artemisia abrotanum extract, or citrus grandis fruit extract or any combination thereof. Also disclosed are methods of treating skin conditions by topically applying the composition to skin.

Disclosed is a high-efficiency lycoris and citrus interplanting method. The high-efficiency lycoris and citrus interplanting method includes interplanting lycoris under fruit trees such as citrus, covering the lycoris by rotten animal manure straws, managing by processes of fertilizing, weeding, insecticiding and the like, and harvesting after five-year planting. By the high-efficiency lycoris and citrus interplanting method, two kinds of economic plants can be produced on the same field, multiple cropping index is increased, labor cost is saved, production cost is reduced, yield is increased, and economic benefits are doubly increased.

The invention discloses a citrus seedling breeding method with the advantages of convenient transplanting, high transplanting survival rate, no rejuvenation period after transplanting, and greatly shortened citrus growth period. The method comprises the steps of a seeding-raising step, a grafting step, a field management step, and a seedling out-planting step. The seeding-raising step comprises rootstock seedling cultivation and scion-picking female parent tree cultivation. The rootstock seedling cultivation step comprises seed treatment, sowing, and transplanting cultivation. The sowing step comprises nutrient soil preparation, seedbed sowing, and seedbed management. In the transplanting cultivation step, rootstock seedlings with heights higher than 15cm are directly transplanted into seedling-raising containers with nutrient soil. In the scion-picking female parent tree cultivation step, detoxified Yongchun mandarin seedlings are field-planted in a mesh room, and scions are cut in the second year after field planting. In the grafting step, a scion is grafted on a transplanted rootstock seedling with trunk height higher than 35cm and with a trunk diameter of 0.6-0.8cm at a place with a distance of 10cm from the soil surface. The grafting place is on the rootstock seedling with more than 10cm from a root collar. Grafting tools and personnel should be disinfected when grafting is carried out.

The invention discloses a method for controlling diaphorina citri and citrus greening diseases in a citrus orchard. The method includes: building windbreaks: windbreaks with at least 2-3 layers of trees are planted around the citrus orchard; diaphorina citri on diaphorina citri hosts within 2000m around the citrus orchard is controlled and killed, medicament which is used is conventional insecticide for killing the diaphorina citri, and the insecticide is conventionally sprayed at fixed period in the last ten-day period of February, the first ten-day period of May, the last ten-day period of August and the last ten-day period of November every year to kill the diaphorina citri; and the diaphorina citri in the citrus orchard is controlled and killed, the periods of diaphorina citri control of the citrus orchard are germination periods of shoots, the insecticide is sprayed at each shoot period, key control periods are the early summer shoot period and the early autumn shoot period, in the usual, the diaphorina citri is immediately controlled through insecticide spraying if found, the medicament which is used is the conventional insecticide for killing the diaphorina citri, and the insecticide is conventionally sprayed to kill the diaphorina citri. Through observation in about 5 years, a result shows that the effect of diaphorina citri control in the citrus orchard is stable, and the incidence of citrus greening diseases is low and can be controlled under 0.1%..

The invention discloses a method for continuously extracting orange oil and limonin from citrus reticulate by using supercritical carbon dioxide, and belongs to the fields of grease extraction methods and natural product separation. A process flow comprises the following steps of: drying and crushing citrus reticulate tangerine seeds; performing supercritical extraction; separating mandarin oil from residues; performing supercritical extraction; separating; and crystallizing and purifying to obtain the limonin. The method has the advantages of high product yield and no solvent residue. By continuously extracting the orange oil and the limonin from the tangerine seeds, full utilization of the waste citrus reticulate tangerine seeds is realized, the high-quality orange oil and high-purity limonin are obtained, the production cost is reduced, and the added value and the economic benefit of a product are improved.

The present invention mainly relates to a preparation method of Mao pomelo peel total flavone, Mao pomelo peel total flavone dispersing tablet, naringoside and rhoifolin and their application. The pomelo peel is a high-grade Chinese medicinal material for relieving cough and resolving phlegm. The flavone component in the Mao pomelo peel is its main effective component, in the Mao powder peel total flavone the naringoside and rhoifolin contents are higher, and are above 85% of the total flavone. Said invention provides a solvent method to make extraction, and makes the extract undergo the processes of concentration, precipitation and recrystallization so as to obtain the above-mentioned products.

The invention relates to nutritional fertilizer special for citrus grandis. The fertilizer can be supplied according to different nutrient requirements at different growth periods of the citrus grandis, is applied according to three periods of nutritional growth period, flowering period and fruiting period, can meet the nutrient requirement of the citrus grandis in all periods and is based on high-quality organic fertilizer so as to solve the problems of low quality, unbalanced nutrient structure and the like of the fertilizer during planting of the citrus grandis and guarantee high quality, stable production and high yield of the citrus grandis.

The invention relates to a method for propagating citrus and pomelo seedlings resistant to citrus greening disease by chemical mutagenesis and belongs to the technical field of seedling propagation. The method is achieved by chemical mutagenesis and includes: selecting a citrus / pomelobudstick suffering from citrus greening disease as a scion, treating with sodium nitrite drug for the first time, treating with disodium hydrogen phosphate drug for the second time, flushing with fresh water, grafting for the first time to form a mutant, grafting for the second time to form a disease resistant, grafting for the third time to form a disease-resisting seedling, testing exterior syndromes, and propagating and popularizing. The disease-resisting seedling propagated by the method is resistant. After planted in a field and even infected with disease-carrying Diaphorinacitri, the seedling which is resistant and immune is capable of killing citrus greening disease invaded inside, and immunizing and disease resisting are achieved. The method is effective in restraining the citrus greening disease from spreading and conducive to promoting great development of citrus and pomelo industries in Guangdong province.

The invention belongs to the field of plant specimen preparation, and particularly relates to a method for preparing cured specimens of a citrus leaf disease. The preparation method provided by the invention comprises the following steps: collecting specimens; adding solid copper oxide to 50% glacial acetic acid solution to obtain a copper acetate saturated solution, and diluting the solution withsterile water for 1 to 2.5 times to obtain a color retention liquid; adding the color retention liquid into the collected specimens after being heated for color retention treatment, and taking out the specimens after the leaves are changed from green to yellow-green or brown and to green again; evenly coating colorless nail polish on the surfaces of the specimens after the specimens through the color retention are pressed and dried, placing the specimens in a neat by resins after drying for embossing, and obtaining cured specimens of the citrus leaf disease after drying. The cured specimen ofthe citrus leaf disease prepared by the preparation method provided by the invention can be preserved for a long time, and can completely and truly reflect the characteristics of the citrus leaf disease, which is convenient for repeated use and observation, and has important significance in teaching and research.

The invention provides a high-yield and cultivation method of Juhuaxin pomelo. The method comprises the following steps of (1) selecting an orchard site; (2) digging a hole and improving soil; (3) field planting tree stocks: selecting poncirus trifoliate stock or citrus grandis to graft seedlings; (4) pruning in a natural open centre shape, promoting spring shoots, shearing summer shoots and removing autumn shoots; (5) managing flowers and fruits: spraying gibberellin (CA3) 50mg / kg, 0.3 percent of monopotassium phosphate and 0.1 percent of borax on leaves to prevent fruit drop during a full-blossom period. According to the high-yield and cultivation method of the Juhuaxin pomelo, the poncirus trifoliate stock is adopted to graft the seedlings, so that after field planting, the root system is developed, the stress resistance is strong, the appetency is strong, the adaptability is wide, the tree form is semi-dwarf, the tree potential is strong and healthy, the close planting is suitable for being carried out, early mature and high yield is realized, and the quality is good. The citrus grandis is adopted to graft the seedlings, so that after field planting, the root system is developed, the stress resistance is strong, the adaptability is wide, the appetency is favorable, the tree potential is strong and healthy, the tree form is arborescent, the fruiting is delayed, and the high and stable yield can be achieved during the middle and later periods.

The invention relates to a cultivation method of a late-maturing citrus. The cultivation method comprises the following steps of: (1), purchasing late-maturing citrus seedlings; (2), planting the late-maturing citrus seedlings in sandy soils; (3), applying fertilizers, including potash fertilizer, nitrogen fertilizer, organic fertilizer, rapeseed cake and zymophyte; (4), drying the organic fertilizer to form organic fertilizer powders, evenly spreading the potash fertilizer, the nitrogen fertilizer, the rapeseed cake and the zymophyte mentioned in the step (3) in proportion into the organic fertilizer powders, stirring the fertilizers evenly to obtain a finished fertilizer; (5), applying the fertilizer based on time and number of times as follows: as for fertilizer applied in spring, applying fertilizer one time in mid-March, applying fertilizer two times during a summer shoot period, applying fertilizer one time during an autumn shoot period, stopping applying fertilizer after October; (6), applying the fertilizer based on a quantity of 45-55kg / mu (1 mu equals to 0.0667 hectares) every time. The method disclosed by the invention avoids a peak sale time of the citrus, so that a sale price of the citrus is guaranteed, and an income increase is promoted; additionally, on a fertilizer application aspect, the potash fertilizer, the rapeseed cake, farmyard manure and the organic fertilizer are applied at a larger quantity, so that the quality of fruits is guaranteed.

The invention provides a method for improving the fruit set percentage of pummelo pee plants. By adopting one or more methods of root cutting, girdling, ring-binding, micro-fertilizer spraying to Citrus grandis plants, the flowering of the Citrus grandis plants can be improved, and the fruit set percentage of the Citrus grandis plants can also be improved. In addition, on the basis of the method(s), when the Citrus grandis plants are in blossom and fruit-set period, the solution containing 0.1 to 0.8 percent of carbamide and 0.1 to 0.8 percent of potassium dihydrogen phosphate or the solution containing 0.1 to 0.8 percent of carbamide, 0.1 to 0.8 percent of potassium dihydrogen phosphate and 0.05 to 0.3 percent of borax is used for spraying followers and leaves, so as to improve the fruit set percentage of the pummelo pee plants.

The invention relates to a method for controlling fruit cracking of citrus grandis(L .)Osbeck .CV .Duweiwendan through interstocks.By means of the grafting technology, base stocks, the interstocks and citrus grandis(L .)Osbeck .CV .Duweiwendan scions are cultivated into citrus grandis(L .)Osbeck .CV .Duweiwendan plants, wherein the base stocks are selected from rutaceae plants, and the interstocks are selected from citrus grandis (L .)Osbeck .CV .Shatian.The plants acquired through the method can remarkably reduce the fruit cracking rate and have very good citrus grandis(L .)Osbeck .CV .Duweiwendan quality.

The invention discloses a processing method of wild grape wine. The wild grape wine is prepared from 80-100 parts of wild grapes, 10-25 parts of auxiliary fruits, 3-7 parts of rice wine, 0.1-0.5 part of yeast for brewing wine and 5-15 parts of white granulated sugar; the auxiliary fruits comprise oranges or mangoes. The processing method includes the steps that wild grape juice is mixed with saccharomycetes processed through the auxiliary fruits, the rice wine and the granulated sugar are added for preliminary fermentation, preliminary fermented liquid is subjected to secondary fermentation for 15-30 days at the temperature of 25-30 DEG C, and secondary fermentation liquid is obtained; the secondary fermentation liquid is subjected to third fermentation for 90-1120 days at the temperature of 18-23 DEG C, after fermentation, sterilization, bottling and seal-capping are conducted, and a finished product is obtained. The processing method of the wild grape wine is simple, easy to operate and high in alcohol conversion rate, the cost is saved, no environmental pollution exists, and high economic benefits are achieved.

The invention provides a method for separating and purifying naringin and neohesperidin from a white skin layer of citrus grandis, which comprises using combining technologies of macroporous resin and high-speed counter-current chromatography, and utilizing drying powder of the white skin layer of the citrus grandis to serve as a raw material, and first preparing macroporous resin crude extract powder; and obtaining the high-purity naringin and neohesperidin by further separation and purification through the high-speed counter-current chromatography. The method is simple to operate, does not need high temperature, high pressure and protection of inert gas and is simple in synthesizing process. A reagent which has strong sharp aroma does not need to be used, and the production process is safe and easy to operate. The method can be used for separating flavonoid compounds which are extremely approximate in using properties and is wide in applicability, short in production cycle and high in purification recovery rate, purity and accuracy. The using amount of samples is little, equipment investment is small, the conditions are stable and easy to control, and the finally purified naringin and the neohesperidin have the purity of over 95% and are suitable for industrial production and scientific research.

The invention discloses a method for interplanting gingers in an orange garden and relates to the technical field of agricultural product planting. The method includes the steps that A, fertilizer is applied to citruses having been put into production once a year; B, after fertilization is performed on the citruses, soil of tree roots of the citruses is in a loose state, the gingers with ginger buds are planted in the soil on the two sides of the line spacing of the citruses, and ginger seeds are covered with 2-3 cm thick soil; C, when the gingers grow to 30-40 cm high, organic fertilizer is applied to soil of roots of the gingers, and the humidity of the soil of the roots of the gingers is kept between 50% and 70%; D, organic fertilizer is applied once in autumn, and watering is performed; E, when rhizomes in the soil expand, organic fertilizer is applied once, and watering is performed. Compared with the prior art, the gingers are interplanted in the orange garden, the growth characteristics of the citruses are made full use of, and therefore the operation of putting up a shed for overshadowing is omitted for the gingers, and soil resources are saved.

The invention provides a method for preventing a fruit cracking disease of citrus grandis osbeck. According to the method, a two-pile grafting method is utilized to graft fructus aurantii for the first time to serve as stocks, and Shatian pomelos are used as scions; Shatian pomelo grafting plants are grafted for the second time to serve as stocks, and Shatian pomelos are used as scions, wherein the scions have good affinity with the stocks, and the survival rate is high. Unions are not needed to be processed specially, and the grafting cost is effectively reduced. The method is simple in operation, can be mastered by ordinary skilled persons in the art and is easy to popularize. The method can improve the moisture supply of citrus grandis osbeck fruits at a developing stage and prevent and reduce the fruit cracking rate in a later period of citrus grandis osbeck fruit development and can prevent the fruit cracking disease while ensuring the yield of the citrus grandis osbeck. By the adoption of the method, the fruit cracking rate of citrus grandis osbeck fruits can be effectively reduced on the premise that the yield of the citrus grandis osbeck is ensured, management means including a fertilizer, moisture management and the like are not needed, the production cost is saved, and the survival rate is high.

The invention relates to a preparation method of a platinum-loading citrus grandis peel activated carbon catalyst for room-temperature degradation of formaldehyde in air. The preparation method includes steps: step 1, adding a certain quantity of dried and ground citrus grandis peels into deionized water according to a mass ratio of 10%, adding a chloroplatinic acid solution with the concentration being 10%, and magnetically stirring for 2h, wherein the mass ratio of metal platinum to the citrus grandis peels is 0.3%-1.2%; step 2, drying suspension liquid obtained at the step 1 for 12h in an environment with the temperature of 70 DEG C, and evaporating to dry the solution; step 3, putting powder obtained at the step 2 in a nitrogen atmosphere, and roasting for 2h at the temperature of 450-600 DEG C.

The invention relates to a method for making citrus grandis tea. The citrus grandis tea mainly consists of citrus grandis fruits, citrus grandis flowers, purple perilla and mint. According to the method for making the citrus grandis tea, the citrus grandis flowers are added to the citrus grandis fruits, so that the fragrance of the citrus grandis flowers is added, and the fragrance of the citrus grandis tea can be increased; the citrus grandis fruits are made into a citrus grandis tea bag, so that running-off speed of beneficial components of naringin and the like in the citrus grandis fruits can be effectively reduced, and the quality guarantee period of the citrus grandis tea is prolonged; firstly, the purple perilla is baked in an oven with appropriate temperature, then the baked purple perilla is stuffed into the shells of the citrus grandis fruits, so that redundant water in citrus grandis leaves can be removed, besides, absorption of beneficial substances of naringin, citral, geraniol and the like by the perilla leaves can be facilitated, and running off of beneficial components of naringin and the like in the citrus grandis fruits can be reduced; firstly, the mint is exposed to the scorching sun for dehydration, and then the dehydrated mint is stuffed into the shells of the citrus grandis fruits, so that mint fermentation and deterioration can be avoided; and besides, the mint is cool in nature, so that the problem that hot qi is generated in bodies after too much citrus grandis tea is drunk can be effectively solved.

The invention discloses a citrus grandis high yield crown cultivating and trimming method. The high yield crown cultivating and trimming method is specifically implemented according to the following steps: cultivating and trimming 0-6-year citrus grandis high yield young treelets, and cultivating backbone tree forms; cultivating and trimming citrus grandis adult trees which are more than 6 years to cultivate high-yield high-quality crowns. The citrus grandis high yield tree obtained by trimming with the method has the advantages that yield is improved by 25%, the high-quality premium fruit rate is improved by 30%, and the fruit breaking rate is lowered by 15%, and the citrus grandis high yield tree has the advantages of even fruit size, fine fruit surface oil bubble, thin, smooth and glossy fruit peel and better condition.

The invention provides a high-yield planting method of Citrus grandis'Tomentosa' and belongs to the technical field of CitrusgrandisOsbeckvar.tomentosaHort.. The method comprises the following steps of soil preparation, transplanting, fertilization management, flower-formation promoting, fruit retention and disease and insect pest control. The porousness of soil can be increased through fine sand, and the growth of plant roots is promoted; by the addition of quicklime and an EM bacteria solution, microbial decomposition during fermentation is accelerated, and germs, eggs and the like in raw materials are eliminated. The raw materials which are used in the method and comprise cow dung, pig manure, peat, plant ash, pine needle leaves, rape seed cakes and peanut cakes contain relatively comprehensive microelements required for the growth of plants. After cottonseed hulls are fermented, a lot of crude proteins can be obtained and then decomposed into polypeptides or amino acids so that the growth of the roots can be promoted, seedlings are strong, plants are healthy, the photosynthesis of leaves, the anti-adversity ability and the disease and insect resistance of crops are enhanced, and the method has obvious yield-increasing effects on various crops.

The invention discloses a skin-whitening water-replenishing mask, and relates to the technical field of a skin-care product. The mask comprises, by weight part, 20-30 parts of distilled water, 10-20 parts of an aloe soaking liquid, 10-12 parts of a tricholoma matsutake extract, 8-10 parts of a licorice extract, 8-10 parts of a white mulberry root-bark extract, 5-8 parts of an olive leaf extract, 5-8 parts of a citrus grandis extract, 4-6 parts of a rose-boot extract, 4-6 parts of a grape seed extract, 2-5 parts of a cucumber extract, 2-5 parts of green tea extract, 1-3 parts of a saffron extract, and 1-3 parts of a soybean extract. The mask adopts a pure plant formula, is safe, is free of toxic or side effect, doesn't cause stimulation to the skin, has the function of relieving the skin, resisting oxidation and ageing, and improving chapped and dark skin, and is excellent in skin-whitening water-replenishing effect.

The invention relates to a cultivating method for citrus fruit on a self-conservation stony desertification land. The cultivating method comprises steps of grating, seedling raising, planting fixation, cutting and trimming, fertilizer and water management, field management and pest control. Self-conservation stony desertification land expansion can be effectively prevented by the use of the cultivating method planted citrus is advantaged by great quality and large yield; and great economic and social benefits can be achieved.

The invention discloses a special fertilizer for a citrus orchard garden, and method for applying the fertilizer once or twice every year. In the special fertilizer, the total weight of nitrogen, phosphorus and potassium in an organic fertilizer takes up about 60%. The organic fertilizer can ensure that soil forms a good granular structure, improve the water retention and fertilizer retention capability of soil so as to prolong the fertilizer effect, the organic fertilizer can also provide trace elements essential to the growth and development of various citruses, and the yield and quality of citruses can be improved; the times of fertilizer application can be reduced, the labor intensity and labor cost of farmers can be lowered, the fertilizer is applied from last ten day of June to the first ten day of July every year according to the method for applying fertilizer once, and the fertilizer application is conducted once yearly about one week before the end of second physiological fruit dropping period of citruses. According to the method for applying fertilizer twice, the urea in the special fertilizer is applied from the last ten day of January to the middle ten day of the February to complete the first-time fertilizer application; the fertilizer is applied from last ten day of June to the first ten day of July, and the application of fertilizer in the special fertilizer is conducted about one week before the end of second physiological fruit dropping period of citruses to complete the second-time fertilizer application.

The invention relates to the technical field of health wines, and particularly relates to an exocarpium citrus grandis health wine. According to the formula of the exocarpium citrus grandis health wine, the exocarpium citrus grandis health wine is prepared by the following steps: adding exocarpium citri reticulatae of Huazhou specialty as a main raw material and traditional Chinese medicinal materials of caulis perllae, cynanchum glaucescens, mint, black bamboo, flattened orange, liquorice, bulbus fritillariae cirrhosae and honey as auxiliary materials to a pure rice wine according to a certain proportion; and soaking, extracting, ageing, freezing, filtering and sealing the mixture. The health wine disclosed by the invention has the efficacies of preventing phlegm from forming and stopping coughing and relieving a cold and a cough, particularly has significant health efficacy on the symptoms such as a chronic cough, trachitis and asthma, is capable of reserving all medicinal effects of the exocarpium citrus grandis, also contains a fragrant and sweet wine flavor, and is relatively good in taste.

The invention discloses a method for controlling diaphorina citri insect pests by interplanting citrus with guava, and relates to the technical field of agricultural planting. The method comprises thefollowing steps: citrus are planted by adopting a conventional method, wherein the line spacing of the citrus is 2.5-3.5 meters and the plant distance is 1.5-2.5 meters, so that a citrus garden is formed; guava is interplanted into citrus trees, one guava tree is interplanted every 5-7 citrus trees from the first citrus tree in every uneven row, and one guava tree is interplanted every 5-7 citrustrees from the last citrus tree in every even row; and the guava trees is 80-100 cm higher than the citrus trees through trimming, single rows of guava are planted around a citrus garden, and the plant distance of the guava trees is 1.5-2.5 meters. Citrus diseases and insect pests are prevented and controlled through plant diversity, diaphorina citri in the citrus garden is greatly reduced, costof spraying large amounts of pesticides is reduced, pesticide damage is avoided, infection risk of citrus huanglongbing disease is reduced, and remarkable economic, social and ecological benefits areachieved. Researches show that the control effect of interplanting the citrus with guava reaches 54-90%.

The present invention relates to a method useful for topical compositions and the compositions. The topical compositions comprise centella asiatica extract, magnolia grandiflora bark extract or magnolia officinalis bark extract, hespyridine methyl chalcone, pea extract, citrus grandis peel extract, magnolia biondii flower extract, dipeptide-2, palmitoyl tetrapeptide-7, tripeptide-1, and optionally centella asiatica meristematic cell culture. The invention also provides methods thereof for application and production.

A big citrus fruit fly green prevention and control method is characterized by comprising the following steps: wiping out pupas of big citrus fruit flies in a ploughed mode, observing and predicting an insect pest situation of the big citrus fruit flies; trapping and killing big citrus fruit fly adults; removing and picking up fruit with the big citrus fruit flies; innocently treating the fruit with the big citrus fruit flies and the like. The big citrus fruit fly green prevention and control method has the advantages of using comprehensive prevention and treatment measures, being capable of effectively preventing and treating the big citrus fruit flies, and reducing utilization of chemical pesticide and cost of prevention and treatment of the big citrus fruit flies.