73 results about "Rosaceae" patented technology

The invention discloses an active extract, the active extract is obtained by using ethanol water solution with 5 to 95 percent as a solvent to carry out the extraction from rosaceae and fagaceae plants, the content of phlorizin in the active extract is 30 to 99.5 percent; the invention further discloses a preparation method of the active extract and a usage thereof in the preparation of drugs for treatment for diabetic nephropathy and hepatic edema.

The invention relates to the application of rosaceae Potentilla plant total triterpene extract during the process of preparing the medicine for remedying and preventing II type diabetes mellitus, Potentilla plant total triterpene extract has an obvious remedy and prevention activity, is the natural medicine for remedying and preventing the II type diabetes mellitus, and has no poisonous and side action for remedying and preventing the II type diabetes mellitus.

The invention discloses a labeling method of an apple pollen tube microfilament. The labeling method comprises the following steps: cultivating apple pollen, curing the apple pollen, performing enzyme treatment on the apple pollen, treating the apple pollen with a surfactant, performing dye labeling, and performing scanning and imaging. The labeling method has the beneficial effect that the labeling method of gymnosperm pollen tube microfilament is referred and improved on the basis of the labeling method of pear pollen tube microfilament, dyes enter cells easier through curing, enzymolysis of cell walls and the surfactant, the interference of cell outer wall autofluorescence due to insufficient enzymolysis as TRITC-Phalloidin is applied are avoided when FITC-Phalloidin labeling is applied, so that relatively complete apple pollen tube microfilament can be stored; moreover, the labeling method is efficient and quick, can be used for obtaining relatively clear and bright pictures, thus filling up the blank of the apple pollen tube microfilament labeling, providing reference for labeling microfilament in rosaceae and angiosperm pollen tube, and achieving a high application value.

The invention discloses a method for tissue culture and rapid propagation of rosaceae Rosa deciduous erect shrub Rosa rugosa Thunb. belonging to the technical field of horticultural plant seedling propagation. The method is used for carrying out isolated culture on edible Rosa rugosa Thunb. caulicles to build a tissue culture and rapid propagation system of Rosa rugosa Thunb. and comprises four stages, namely selection and sterilization, primary culture, multiplication culture and rooting culture of an explant. The method disclosed by the invention is simple and has the advantages of high reproduction rate, short culture period and high reproduction coefficient, has relatively strong practicability in the actual production application, solves the technical problems of low reproduction rate and long reproduction period of a Rosa rugosa Thunb. seedling, and is suitable for commercial production of Rosa rugosa Thunb. seedlings so as to meet the urgent demand of a market.

The invention provides a top grafting and cultivation method of cerasus yedoensis using cerasus conradinae as a stock. According to the method, the cerasus conradinae which belongs to the cerasus of rosaceae like the cerasus yedoensis is adopted as the stock, so that the method has the advantages that the affinity is high, wound healing is fast, and scions grow fast; the scions are soaked in treating fluid, and the steps and parameters of top multiple-head grafting are optimized, so that the reproduction speed of the cerasus yedoensis is increased; through each scion top grafted in spring, 20-30 branches can be sprouted in the same year, the longest growing length of each branch during defoliation in autumn and winter can reach 1.5 m, each bud can sprout 20-30 branches in the first half of the next year, and wounds heal properly in the third year; a crown is full, and top grafted seedlings can come out a nursery for being used in an engineering project.

The invention discloses a sorbus alnifolia tissue culture and rapid propagation method. Sorbus alnifolia belongs to the rosaceae sorbus deciduous trees, is a precious timber and a tree species in east China and north China, is a fine tree species for landscaping of northern cities and has a high medicinal value. A sorbus alnifolia seed is used as an explant, an aseptic seedling is obtained and is subjected to induction culture, multiplication culture, rooting culture, acclimatization, transplanting and the like to obtain the sorbus alnifolia in-vitro regeneration plant, the sorbus alnifolia tissue culture and rapid propagation technology system is established and the method has important practical significance on the promotion of the sorbus alnifolia scale development.

The invention discloses an establishment method of an S.Davidianavar. undulata. isolated culture regeneration system. S.Davidianavar. undulata. is a rosaceous stranvaesia evergreen dwarf shrub. The petals of the S.Davidianavar. undulata. are white, while the fruits of the S.Davidianavar. undulata. are orange; in autumn, the leaves of the S.Davidianavar. undulata. are vermeil, and the red leaf period lasts for one month; the fruits do not fall in winter; therefore, the S.Davidianavar. undulata. becomes incomparable rare trees species in ornamental flower-viewing, leaf-viewing, and fruit and flower-viewing shrubs in China at present. At present, the seedling propagation of the S.Davidianavar. undulata. is mainly performed in such manners of seed propagation and cutting propagation, and such manners have the problems of long period, low efficiency, high cost and the like, and fail in meeting the requirements of large-scale and standard production; as a result, the establishment of the S.Davidianavar. undulata. isolated culture regeneration system is necessary. According to the establishement method, the seed of the S.Davidianavar. undulata. is taken as an explant, an S.Davidianavar. undulata. in-vitro regenerated plant is obtained by virtue of the processes such as sowing, multiplication culture, rooting culture, and acclimatization and transplanting, and the S.Davidianavar. undulata. isolated culture regeneration system is established.

A new orally administerable DHEA production promoter is provided. A composition containing an extract of at least one selected from the group consisting of plants of Rosaceae Crataegus, Saururaceae Houttuynia, Vitaceae Vitis, and Compositae Anthemis is provided as a DHEA production promoter. The extract may be of one of the plants or extracts of two or more of them may be used in combination. A specific example is preferably a mixture of extracts of all four of the aforementioned plants. This DHEA production promoter also can be used as, for example, an anti-aging agent such as a skin improver as well as a pharmaceutical agent such as an immunostimulator, an antidiabetic agent, an anti-osteoporosis agent, an antiarteriosclerotic agent, an anti-obesity agent, a sleep-promoting agent, and a central nervous system depressant.

The present invention provides a deodorizing composition containing as an active ingredient thereof a natural plant extract with high safety, which can be used for foods without any anxiety concerning safety in use and shows a high deodorizing effect even in a weakly acidic condition, and foods and drinks containing such a composition. The deodorizing composition comprises a plant of the genus Rubus of the family Rosaceae, laccase and an acid.

The invention provides application of polysaccharide of rubus suavissimus S.Lee in inhibiting blood coagulation, wherein the polysaccharide of rubus suavissimus S.Lee is a mixture of water-soluble polysaccharide, oxalate soluble pectin polysaccharide and alkali-soluble polysaccharide extracted from rubus suavissimus S.Lee which is a rosaceous rubus.

The invention discloses a rosaceae and prunusoidea cross-genus cross-breeding method, and belongs to the technical field of plant hybridization. The method comprises the following steps of (1) pollination liquid preparation, (2) pollen treatment and artificial pollination, (3) bagging breeding, (4) microsome cultivation, and (5) grafting management. According to the method, through application andreasonable management of the pollination liquid, compared with traditional natural hybridization, the success rate of pollination is greatly increased, a corresponding hybridized female parent is obtained, and compared with a somatic cell fusion breeding technology, the technical threshold and the operation difficulty are reduced, so that the method is more feasible in subsequent popularization and application.

The invention provides a constitutive expression promoter of strawberry vein banding virus (SVBV). The promoter is a total-length promoter sequence or deficiency promoter sequence of the strawberry vein banding virus. In the constitutive expression promoter disclosed by the invention, the separated SVBV promoter and the deficiency construction product thereof can stably drive the expression of a target gene with high intensity on a rosaceous plant, a better tool is provided for the genetic engineering improvement of the rosaceous plant, and a new improvement means is provided for the whole plant genetic engineering. Moreover, a huge technical support is provided for the strawberry transgenic engineering, and a beneficial technical guarantee is provided for enriching the virus basic theory and intensifying practical application.

The present invention provides an enhancer for enhancing the activity of oxidized protein hydrolase. The oxidized protein hydrolase activity enhancer according to the present invention contains an extract of at least one plant selected from the group consisting of Compositae Anthemis, Saururaceae Houttuynia, Rosaceae Crataegus, and Vitaceae Vitis.

The present invention discloses a klebsiella sp. and use thereof in preventing and treating of fire blight of fruit trees, and belongs to the technical field of biological prevention and treatment ofplant diseases. A TN50 strain which has a strong competitive effect and a remarkable inhibition effect on growth of erwinia amylovor is screened from endophytic bacteria separated from healthy Korla pear branches, is identified as klebsiella sp. and preserved in China General Microbiological Culture Collection Center (CGMCC) on November 18, 2020, and has the preservation number of CGMCC No.21204.A klebsiella TN50 strain fermentation broth and active metabolites in the fermentation broth have good prevention and treatment effects on fire blight of kernel fruit trees such as rosaceae pears, apples, haws, etc., and the TN50 strain is a biocontrol potential strain with a high prevention effect, good environmental safety and development and application prospects.

The application provides a composite cutting medium and a Rosaceae plant cutting medium and a preparation method thereof, and belongs to the technical field of Rosaceae plant cultivation media. The preparation method of the Rosaceae plant cutting medium includes mixing smashed leaves, branches or fruit of peach trees with nitrogenous fertilizer to obtain a mixture, wherein the mass ratio of C of the peach trees to N of the nitrogenous fertilizer is (20-25) :1; controlling water content of the mixture to be 40-55%, mixing the mixture with a microorganism compost promoter, composting to ferment,turning, decomposing and drying after the compost temperature is equal to or higher than 55 DEG C, wherein the microorganism compost promoter accounts for 0.1-0.4% of the compost by weight. The Rosaceae plant cutting medium obtained by the preparation method can realize good cuttage of Rosaceae plants, and can incrase cuttage survival rate of Rosaceae plants.

The present invention relates to a device for determining or studying the state of stimulation of the natural defenses of plants or plant portions, which plants advantageously belong to the Rosaceae family. The corresponding device includes means for determining the expression level, in a sample of plants or plant portions, of at least one target gene in each of the following groups (a) to (i):

(a) PR-1, PR-2, PR-4 PR-5, PR-8, PR-14, PR-15; (b) PAL, CHS, DFR, ANS, PPO; (c) HMGR, FPPS, Far; (d) CSL; (e) APOX, GST, POX; (f) CalS, Pect, CAD; (g EDS1, WRKY; (h) LOX2, JAR; and (i) ACCO, EIN3. Said device preferably consists of a kit which contains a determination means in the form of pairs of primers, for implementing a quantitative PCR technique.

The invention discloses a rosaceae fruit picking device. The device comprises a storage box which is used for collecting fruits, a picking device which comprises a telescopic rod, a fixing clamp and acutting clamp, wherein the telescopic rod is arranged on the top of the storage box, the top of the telescopic rod is provided with the fixing clamp, the cutting clamp is arranged perpendicular to the axis of the telescopic rod and is located below the fixing clamp, a rotary bar is fixed to the axis of the top of the telescopic rod, and the top of the rotary bar is of a spherical structure and can be clamped in a hood. By means of the device, fruits can be easily picked and rapid sorting can be achieved.