1191 results about "Rhizome" patented technology

The invention discloses a compound with anti-tumor activity. The compound has a chemical structural formula as shown in a formula (I). The compound belongs to a novel tetracyclic triterpenoid natural product, has good fat solubility and chemical stability, and can be conveniently extracted from the rhizome of a herbal medicine Polygala fallax Hemsl. And prepared into an oral or injection form. The invention also provides a preparation method and application of the compound. The compound provided by the invention can obviously inhibit the growth of mouse lung cancer and reduce the volume and weight of tumor, and can be used for treating tumor diseases.

The invention provides a traditional Chinese medicine composition for treating or improving asthma, and relates to the technical field of traditional Chinese medicine pharmacy. The traditional Chinese medicine composition is prepared from the following traditional Chinese medicine raw materials: inula flower, tabasheer, Japanese ardisia herb, cymbopogon distans, ligusticum, pyrrosia lingua, pawpaw, yam rhizome, rhizoma atractylodis, walnut meat, maltose, citron and liquorice. The monarch, minister, assistant and guide in the traditional Chinese medicine composition make the best responsibility, the traditional Chinese medicine composition aims at the symptoms of phlegm-qi obstruction and adverse rising of lung qi of asthma, also has the effects of strengthening the spleen, tonifying the kidney, soothing the liver and the like to consolidate the root cause, has the effects of dispelling wind and ventilating the lung, eliminating phlegm and lowering adverse qi, tonifying the spleen and eliminating dampness, warming the kidney and absorbing qi, and regulating the liver and regulating qi, and has the effects of purgation and tonification and treatment of both symptoms and root causes. The traditional Chinese medicine composition can effectively inhibit airway inflammation reaction of asthma model mice and improve clinical symptoms of the asthma mice, and is remarkable in treatment effect. The traditional Chinese medicine composition disclosed by the invention has a relatively high total effective rate for treating asthma, and has more advantages in the aspects of relieving clinical symptoms of asthma patients and improving lung functions.

The invention discloses a cattle feed additive. The cattle feed additive consists of the following raw materials in parts by weight: 4-16 parts of perilla frutescens, 2-20 parts of cyrtomium rhizomes, 10-30 parts of cod-liver oil, 2-10 parts of sodium selenite, 3-13 parts of Haixiao, 5-25 parts of radix polygalae, 2-12 parts of longan aril, 4-20 parts of Chinese yam rhizomes, 5-25 parts of vietnamese sophora roots, 3-17 parts of folium isatidis, 2-12 parts of endothelium corneum gigeriae galli, 4-16 parts of actinolitum brevifibrum, 2-12 parts of herba asari, 4-12 parts of origanum vulgare, 3-13 parts of Chinese pulsatilla roots, 4-16 parts of fleeceflower roots, 2-18 parts of radix achyranthis bidentatae, 1-9 parts of a bacillus natto agent, 2-10 parts of bacillus and 1-7 parts of active dry yeast. The cattle feed additive disclosed by the invention has the advantages of being rich in nutrition, capable of improving beef quality, increasing the survival rate of cattle and the like.

Provided are a method for controlling a soilborne disease in which a load on an environment and a human body is reduced, and a novel predatory bacterium therefor.　Provided are: a predatory bacterium or a variant thereof selected from the group consisting of bacteria of the genus Bacteriovorax and bacteria of the genus Bdellovibrio which selectively prey on a pathogenic bacterium belonging to the family Burkholderiaceae, the family Pectobacteriaceae, or the family Lysobacteraceae; a method for controlling a soilborne plant disease caused by the pathogenic bacterium, the method characterized in that the predatory bacterium or variant thereof is applied to a seed, root, or underground stem of a plant, rhizosphere soil, or soil; and a composition.

The invention discloses a rapid identification and comprehensive evaluation method for a polygonatum cyrtonema provenance, and belongs to the field of improved variety breeding and quality control of traditional Chinese medicinal materials. The method systematically measures a plurality of specific biological traits covering three dimensions of growth, physiology and medicine. And carrying out standardization processing on the measured multi-dimensional data, carrying out dimensionality reduction by using a principal component analysis model, constructing an evaluation model capable of comprehensively reflecting the comprehensive quality of the provenance, and calculating a quantitative comprehensive evaluation score. The score can objectively and scientifically divide different provenances into four different quality grades including excellent, good, common and to-be-improved quality grades. The method has the beneficial effects that the strong positive correlation between the easily measured growth traits of the overground part and the medicinal component content of the underground rhizome for determining the final quality of the medicinal material is established, so that the rapid, predictive and non-destructive early screening of the provenance quality is realized.

The invention relates to the field of fermentation compounds, in particular to a compound for promoting GLP-1 secretion, a fermentation preparation method and application of the compound. According to the compound, fermented mulberry leaf powder is used as a main material, soybean oligosaccharide and rhizoma kaempferiae rhizome extract are used as synergistic materials, white birch juice concentrate and white kidney bean extract are used as auxiliary materials, the mulberry leaf powder is subjected to compound probiotic fermentation and multi-stage directional enzymolysis to enrich active components, and meanwhile, the soybean oligosaccharide is extracted and purified by adopting ultrasonic-assisted extraction in combination with a gradient alcohol precipitation method. Supercritical CO2 extraction is assisted to obtain a high-purity rhizoma kaempferiae rhizome active extract; finally, all the extracts are compounded in proportion and embedded through sodium alginate-chitosan wall material microcapsules, and the stability is improved with the assistance of a vitrification carrier and an antioxidant; the composition provided by the invention has a multi-target synergistic effect, and can significantly promote the secretion of GLP-1.

The invention discloses a processing technology for reducing the fishy smell of pork livers. The processing technology comprises the following steps: (1) adding a rhizoma atractylodis soaking solution into the pork livers subjected to cleaning pretreatment with water, and performing intermittent ultrasonic treatment; (2) transferring into an acer truncatum mixed solution, and carrying out intermittent ultrasonic treatment; and (3) cleaning the processed pork liver. The rhizoma atractylodis and the acer truncatum are used for deodorizing the pork liver, so that the fishy smell of the pork liver is effectively removed, and the demand of the market on a pork liver fishy smell removal technology is met.

The invention provides a tissue culture method and an acclimatization and transplantation method of coptis chinensis, and belongs to the technical field of plant tissue culture. The tissue culture method of the coptis chinensis comprises the following steps: (1) taking a tender shoot of a coptis chinensis rhizome as an explant, sterilizing, and inoculating into a basic culture medium for culturing, so as to obtain a coptis chinensis sterile seedling; (2) inoculating the aseptic seedlings of coptis chinensis into an adventitious bud differentiation culture medium for culture to obtain adventitious buds of coptis chinensis; (3) inoculating the coptis chinensis adventitious buds into a proliferation culture medium for culturing to obtain coptis chinensis proliferation seedlings; and (4) inoculating the coptis chinensis multiplication seedlings into a rooting culture medium for culture to obtain coptis chinensis test-tube seedlings. The tissue culture and acclimatization and transplantation method provided by the invention can improve the propagation efficiency of the coptis chinensis, remarkably shorten the growth cycle of the coptis chinensis, provide technical support for rapid propagation and sustainable utilization of resources of the coptis chinensis, and have wide application prospects.

The invention discloses a method for identifying traditional Chinese medicinal materials by combining infrared spectroscopy with clustering analysis, which comprises the following steps of: acquiring original infrared spectral data, averaging the original infrared spectral data to obtain single-sample original spectral data, constructing a sample graph and a wavelength graph based on standardized spectral characteristics, and fusing the sample graph and the wavelength graph to obtain the single-sample original spectral data. Obtaining fusion image data, inputting the fusion image data into a pre-trained image neural network model, extracting a low-dimensional feature vector of a target sample through forward propagation, and inputting the low-dimensional feature vector into a pre-trained dynamic cluster diffusion module to obtain a clustering label and distance data; and determining and outputting the quality grade of the rhizome traditional Chinese medicinal material sample based on the clustering label and the distance data. Therefore, interference can be effectively reduced, key features can be extracted, associated features of fused graph data are extracted in combination with a graph neural network, and the quality grade of traditional Chinese medicinal materials can be accurately determined in combination with clustering analysis of a dynamic cluster diffusion module.

The invention discloses application of a zingiber mioga extract in preparation of a medicine for treating atopic dermatitis, and belongs to the technical field of medicines.The zingiber mioga extract is specifically a zingiber mioga rhizome aqueous extract, can act on all stages of atopic dermatitis to achieve the purposes of relieving inflammation and improving itching symptoms, has higher safety and effectiveness, and can be used for preparing a medicine for treating atopic dermatitis. Therefore, the traditional Chinese medicine composition has great potential and unique advantages in the aspect of treating atopic dermatitis. The invention provides a new thought for developing the atopic dermatitis medicine, and also expands the application direction of the zingiber mioga.

The invention provides a method for grafting Tibetan white bark pine on Chinese pine, belongs to the technical field of needle-leaved tree species grafting, and solves the technical problem that the survival rate is lower than 40% due to slow joint healing, high pathogen infection rate and environmental fluctuation. According to the technical scheme, the method is characterized by comprising the following steps: cutting 1.8-2.2 cm of a vertical notch reaching xylem at the part, which is 2.5-3.5 cm exposed out of the surface of a culture medium, of a rootstock rhizome part; cutting the scion base into a symmetrical double-sided wedge shape, and immersing the scion base into a sodium citrate buffer solution containing polyvinylpyrrolidone, methyl salicylate and calcium chloride; the two sides of the vertical notch are coated with adsorption glue; inserting a scion alignment cambium and fixing by using a grafting belt; an ethanol water solution containing salicylic acid, trehalose and polysorbate 80 is applied to the interface every 2-3 days; maintaining the day temperature to be 23-25 DEG C, the night temperature to be 16-18 DEG C and the humidity to be 90-95%; when the young sprouts grow to 2-3 cm, the rootstocks are girdled, and trunks are cut off after 7-10 days. The method is used for large-scale breeding of the Tibetan pinus bungeana grafted seedlings.

The invention discloses a crop planting substrate for promoting rhizome system development and a preparation method thereof. The substrate comprises the following components by volume ratio: 10-20% of straw biogas residue; 50-60% of peat; 15 to 25% of vermiculite; 15 to 25% of perlite; wherein the substrate further comprises a functional additive, and the functional additive is selected from one or more of potassium fulvate, chitosan or plant growth promoting flora. The crop planting substrate provided by the invention significantly promotes the development of rhizome systems through the synergistic effect of the organic-inorganic composite system and the functional additive. The layered structure design optimizes the slow-release effect of water and fertilizer, the water-absorbent resin enhances the water-retaining property, the slow-release fertilizer particles provide continuous nutrients, and the pH regulator maintains a suitable acid-base environment. Compared with a traditional substrate, the volume weight, the total porosity and the gas-water ratio of the substrate are more suitable for root growth, and the substrate is especially suitable for seedling raising of crops such as rice and traditional Chinese medicinal materials.

The invention provides a pharmaceutical composition for treating simple obesity as well as a preparation method and application thereof, and belongs to the field of medicines. The traditional Chinese medicine composition is prepared from the following raw material medicines in parts by weight: 10-20 parts of astragalus membranaceus, 5-10 parts of radix stephaniae tetrandrae, 6-12 parts of bighead atractylodes rhizome, 10-15 parts of poria cocos, 6-10 parts of rhizoma alismatis, 5-10 parts of pericarpium citri reticulatae, 5-10 parts of cassia twig, 15-20 parts of semen coicis, 5-10 parts of pericarpium arecae, 5-10 parts of mangnolia officinalis, 5-10 parts of fructus aurantii, 3-10 parts of lotus leaves, 10-15 parts of semen cassiae, 10-15 parts of salvia miltiorrhiza, 5-12 parts of hawthorn and 5-10 parts of liquorice. Research results prove that the pharmaceutical composition disclosed by the invention is precise and appropriate in formula, can effectively reduce body weight and body fat, provides a new choice for clinically treating simple obesity caused by spleen deficiency and excessive dampness, and has a good application prospect.

The utility model relates to a centrifugal cleaning structure for rhizomatic plants, which comprises a main support, a plurality of centrifugal cleaning devices and a plurality of centrifugal cleaning devices and is characterized in that the main support comprises an upper layer and a lower layer; the cleaning tank is arranged on the upper layer of the main bracket; the mesh cage is arranged in the cleaning tank, and the mesh cage is used for placing rhizome plants; the lifting translation support is arranged on the main support and comprises a plurality of guide rods and horizontal guide rails arranged on the guide rods, the lifting translation support further comprises a first sliding block, a second sliding block and a sliding table, the number of the guide rails is two, the two guide rails are parallel, the guide rails are arranged on the first sliding block and the second sliding block, and the sliding table is arranged on the first sliding block and the second sliding block. The first sliding block and the second sliding block penetrate through the guide rod, the sliding table is movably installed on the two guide rails, and the mesh cage is installed on the sliding table. The root plant cleaning device can improve the cleaning efficiency of root plants and is very suitable for places such as families and farms.

The invention relates to the technical field of stem and root hair cutting of crops, and discloses an anti-winding self-cleaning stem and root hair cutting device for rootstock crops, which comprises a main frame, a conveying mechanism is arranged on the main frame, the conveying mechanism is used for conveying garlic crops to facilitate stem and root hair cutting, an anti-winding mechanism is connected to the conveying mechanism, and the anti-winding mechanism is connected to the conveying mechanism. The anti-winding mechanism is used for preventing winding in the conveying process, a stem and root hair cutting mechanism is arranged on the main frame, garlic crops can be conveyed, winding can be prevented in the conveying process, stems and leaves of garlic and the like can be brushed to the lower portion through spiral brush wires, garlic heads are inverted, and meanwhile the garlic heads are pushed backwards; the conveying efficiency is high; the garlic cutting device is simple in structure and convenient to use, can cut stems of garlic crops, can prune the garlic according to the size of the garlic during cutting, can adjust the pruning depth, and can prune the garlic at different depths.

The invention discloses a preparation method and application of a medicinal and edible traditional Chinese medicine compound with an effect of treating uric acid diseases. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 15 to 25 parts of semen plantaginis, 15 to 25 parts of pawpaw, 5 to 15 parts of rhizoma smilacis glabrae, 5 to 15 parts of herba portulacae, 1 to 11 parts of radix glycyrrhizae preparata, 5 to 15 parts of folium mori, 5 to 15 parts of folium perillae, 1 to 11 parts of semen pruni, 5 to 15 parts of rhizoma polygonati, 1 to 11 parts of black dates and 1 to 9 parts of mulberries. The traditional Chinese medicine compound is composed of medicinal and edible raw materials, has stable efficacy of reducing uric acid and relieving uric acid liver and kidney injury, renal fibrosis and gouty arthritis, can relieve arthrocele caused by gout, reduces the level of joint inflammatory factors and the like, and takes effect quickly. The traditional Chinese medicine composition can be used for treating hyperuricemia, uric acid nephropathy, gouty arthritis and hyperuricemia accompanying symptoms.

The invention discloses a pharmaceutical composition for preventing and treating chronic atrophic gastritis. The pharmaceutical composition is prepared from the following raw materials in the following weight ratio: 14-18 parts of peach kernel, 10-14 parts of Chuanxiong rhizome, 8-12 parts of Panax notoginseng, 6-10 parts of safflower, 20-28 parts of kelp, 10-14 parts of selfheal, 15-25 parts of codonopsis pilosula, 10-14 parts of atractylodes macrocephala, 12-16 parts of fructus aurantii, 8-12 parts of amomum villosum, 12-16 parts of bupleurum, 10-18 parts of citron, and 5-10 parts of fucoidan. The pharmaceutical composition is used to treat chronic atrophic gastritis of gastric collateral blood stasis type by promoting blood circulation and removing blood stasis, unblocking meridians and relieving pain, eliminating phlegm, softening and dispersing nodules, invigorating qi and promoting qi circulation, and soothing the liver and harmonizing the stomach. The invention also discloses a preparation method of the pharmaceutical composition.

The utility model relates to the technical field of sampling devices, in particular to a sampling device for plant extraction, which comprises a sampling tube, a needle head is connected to the bottom end of the sampling tube, an observation window is arranged on the surface of the sampling tube, and a drawing rod is inserted into the top end of the sampling tube. The threaded ring connected to the bottom end of the limiting sleeve is rotationally connected to the outer wall of the top end of the sampling tube to limit the control ring, then the sampling tube connected to the bottom end of the needle head is inserted into a plant rhizome, and then the control ring is pulled to drive the drawing rod and the sealing gasket to move at the same time; the sampling pipe is arranged on the surface of the sampling pipe, so that the sampling pipe extracts liquid in plant rhizomes, the liquid enters the sampling pipe, and the observation window arranged on the surface of the sampling pipe is used for observing the liquid in real time and checking whether impurities exist in the liquid or not, so that plants are sampled, and the situation that the amount of extracted liquid and whether impurities exist in the liquid or not cannot be observed is avoided; the sampling accuracy is influenced.

The invention discloses a seedling raising device and method for polygonatum kingianum planting, and belongs to the technical field of polygonatum kingianum planting.The seedling raising device comprises a constant-temperature box, a box door is slidably installed in an interlayer of the inner wall of the constant-temperature box, the box door and the arc center of the section of the constant-temperature box are located on the same vertical line, and a humidity sensor is installed on the inner wall of the constant-temperature box; the humidity sensor is connected with one side of the controller; the electric motor is installed on the inner bottom face of the constant-temperature box, an output shaft of the electric motor is connected with a connecting shaft, a seedling raising mechanism is installed on the outer side of the connecting shaft, and a drip irrigation mechanism is arranged above the seedling raising mechanism. According to the seedling culture device and method for polygonatum kingianum planting, after seedling culture is completed, a structure for separating the culture box from the soil is arranged, on one hand, it can be guaranteed that the seedlings and the soil are completely separated from the culture box, damage to rhizomes of the seedlings is avoided, the survival rate of the seedlings is increased, on the other hand, resource waste can be reduced, and repeated use of the culture box is achieved.

The invention relates to a traditional Chinese medicine composition for treating cervical spondylosis and a preparation method and application thereof, and belongs to the field of traditional Chinese medicine. The traditional Chinese medicine composition is prepared from the following raw material medicines in parts by weight: 14.4 to 21.6 parts of radix astragali seu hedysari, 14.4 to 21.6 parts of radix paeoniae alba, 14.4 to 21.6 parts of caulis spatholobi, 14.4 to 21.6 parts of radix puerariae, 14.4 to 21.6 parts of ramulus mori, 7.2 to 10.8 parts of fructus lycii, 7.2 to 10.8 parts of rhizoma gastrodiae, 7.2 to 10.8 parts of rhizoma chuanxiong, 7.2 to 10.8 parts of radix clematidis, 7.2 to 10.8 parts of rhizoma alismatis, 7.2 to 10.8 parts of rhizoma atractylodis macrocephalae and 2.4 to 3.6 parts of radix notoginseng. The invention further provides a preparation method and application of the traditional Chinese medicine composition. Aiming at a compound syndrome type of liver and kidney deficiency combined with phlegm-damp collateral blocking cervical spondylosis, the rhizoma alismatis and bighead atractylodes rhizome pairs are introduced to achieve the effects of clearing damp, promoting diuresis, tonifying spleen and drying dampness together, and the traditional Chinese medicine is specially used for treating phlegm-damp dizziness and is matched with the rhizoma gastrodiae, so that the effects of reducing phlegm, stopping wind and stopping dizziness are remarkably enhanced. Meanwhile, ligusticum wallichii capable of promoting blood circulation and qi circulation is introduced to move upwards to relieve pain and forms synergistic compatibility with caulis spatholobi, herba clematidis and radix puerariae, and the traditional Chinese medicine composition is mild in medicine property, remarkable in curative effect, low in side effect risk and suitable for long-term nursing of cervical spondylosis.

The cultivation method comprises the steps that the macadamia nut forest with the tree age larger than or equal to 5 years is selected, PVC permeable pipes with water seepage holes are laid at the bottoms of ditches, and the ditches are covered with gravel layers; ridging is conducted along the dead furrows, and a lower layer of fallen leaf crushed matter mixed decomposed farmyard manure, a middle layer of acid red soil and an upper layer of special konjak matrix containing functional microorganisms are constructed on ridge bodies in a layered mode; performing cold shock treatment on the seed taros, soaking the seed taros in chitosan-nano-selenium composite liquid, and coating the seed taros with nut oleoresin; the height of the sunshade net is dynamically regulated and controlled through an intelligent system to maintain the shading rate to be 60%-70%, and automatic drip irrigation is carried out based on a soil humidity sensor; harvesting and retaining rhizomes after konjak seedlings fall, removing konjak plants before nut fruit drop, and collecting dropped fruits by utilizing dead furrows. According to the method, the problems of water and light accurate regulation and control, root competition and harvesting conflicts are solved, waste recycling is achieved, the soft rot rate is decreased, the fruit drop loss rate is greatly decreased, and the comprehensive output value is remarkably increased.

The invention belongs to the technical field of skin care products, and discloses a quick-acting red-removing repair product which comprises the following components: water, caprylic / capric triglyceride, glycerol, sorbitol, phosphatidylcholine, 1, 3-propylene glycol, xanthan gum, eicosapentaenoic acid, docosahexaenoic acid, phytosphingosine, centella asiatica extract and tocopheryl acetate. A turmeric rhizome extract and 1, 2-hexanediol. Through mutual cooperation of the turmeric root extract and the centella asiatica extract, by taking enhancement of skin immune regulation and skin barrier functions as an action mechanism, on one hand, skin inflammatory response can be inhibited, and inflammation, microorganisms and bacteria can be effectively resisted, and on the other hand, skin barrier reconstruction can be promoted, wound healing can be promoted, and an ECM matrix can be protected; in addition, the eicosapentaenoic acid, the docosahexaenoic acid, the turmeric root extract, the phytosphingosine and the centella asiatica extract are wrapped by the nano-microcapsule liposome, so that the activity of the product can be ensured.

The invention provides an ecological slope protection composite structure bearing capacity analysis method which comprises the following steps: collecting the root penetration depth, rhizome diameter, soil porosity and pine pile lateral soil pressure of an aquatic plant through a root growth monitor and a soil pressure sensor, and identifying the change rule of data at different time points; extracting a specific numerical range of root system density change; according to the extracted root density change value range, the strength degree of enhanced cementation of aquatic plant root exudates is identified, the improvement effect of the soil particle cementation degree on the shear strength of the soil body around the pine pile is evaluated, and the speed change rate of rhizome thickening and expanding is determined; according to the obtained optimal combination scheme of the pine pile-aquatic plant composite bearing system, the accuracy of slope protection instability risk point correction is evaluated, and a correction coefficient and a correction period for slope protection bearing capacity calculation are obtained.

The invention discloses a farmland irrigation control system, and the system comprises an acquisition module which records a crop image of a target crop, introduces the image into a database, and obtains a humidity threshold value of the target crop and soil data of target soil; the analysis module is used for extracting a first shape feature and a color feature of the crop image, analyzing the first shape feature and the color feature to obtain the rhizome depth of the target crop, and analyzing the soil data to obtain the threshold level of the target soil; the decision-making module analyzes the depth of the rhizome to obtain a humidity monitoring range, the acquisition module detects humidity data of the humidity monitoring range, adjusts a humidity threshold value in combination with a threshold value level, generates a first difference value and makes an irrigation decision; according to the method, a double analysis strategy of appearance features and color features is adopted, the growth cycle is accurately identified, the problem of irrigation depth misalignment caused by erroneous judgment in the growth stage in a traditional method is thoroughly solved, and the effect of improving the irrigation depth matching degree is achieved.

The invention provides a vegetable seedling grafting device, and relates to the technical field of agricultural machinery, the vegetable seedling grafting device comprises a vegetable seedling shearing mechanism, a conveying belt mechanism and a grafting mechanism, the vegetable seedling shearing mechanism comprises a scion seedling grafting knife and a stock seedling grafting knife, and a scion conveying belt and a stock conveying belt are arranged up and down and synchronously operate; the scion conveying belt is composed of a scion true leaf end conveying belt and a scion rootstock end conveying belt which are in same-stage transmission, the rootstock conveying belt is composed of a rootstock true leaf end conveying belt and a rootstock rootstock end conveying belt which are in same-stage transmission, and the scion true leaf end conveying belt and the scion rootstock end conveying belt are arranged side by side in a coplanar mode and pass through a scion shearing station. The scion true leaf end conveying belt inclines downwards and is coplanar with the rootstock rhizome end conveying belt, so that the scion true leaf end and the rootstock rhizome end pass through a grafting station after being in butt joint. The device is small in occupied area, small in error and convenient to use, and shearing, attaching and grafting work can be completed through one set of transportation equipment.

The invention is applicable to the technical field of biology, and provides a method for rapidly extracting plant rhizome extracellular vesicles from monosaccharide and compound enzyme. According to the method, the plant extracellular vesicles are extracted by an enzymolysis-monosaccharide solution extraction coupling method for the first time, and the defect that an extraction method is single is overcome. According to the method, the conditions are mild, the primary property, the integrity and the biological activity of the vesicle structure are kept, the extraction purity is high, and the particle size distribution is uniform and concentrated in the range of 20-300 nm. The total protein extraction amounts of glucose, galactose and fructose solutions are respectively increased by 36.09% + / -1.18%, 37.65% + / -2.83% and 36.83% + / -2.59% compared with those of PBS (Phosphate Buffer Solution) extraction treatment. In addition, the'single ultracentrifugation 'purification process overcomes the problem of time consumption of traditional gradient centrifugation, and the time is shortened by more than 3h compared with that of a traditional extraction method. The method breaks through the technical bottleneck of large-scale production of the plant extracellular vesicles, and has great application and popularization values.

The invention provides a root vegetable leaf cutting method and system based on deep learning, and the method comprises the steps: collecting image data of root vegetables, and positioning a cutting point through a meat quality detection model; and preprocessing the image data and training the leaf cutting decision model. And the photographing thread collects a harvesting real-time image by using a leaf cutting decision model, the flesh body detection model locates a tangency point and obtains a result, fruit objects are packaged based on the result and a timestamp, and the fruit objects are pressed into a real object queue. The prediction thread predicts and interpolates the queue position to obtain a smooth prediction object queue; and the decision thread identifies the cutting position and cuts the leaf of the rhizome. According to the method, boundary positioning tangency points are identified through the meat quality detection model, and chain mechanical pulling damage is avoided; the leaf cutting decision model is trained through preprocessing and the like to improve the image recognition robustness, and it is ensured that the leaf cutting lengths are consistent; predicting a thread interpolation smooth trajectory, and compensating time delay; and the decision-making thread performs cooperative judgment, so that the mistaken cutting risk is reduced, and the problem of root vegetable meat body protection is solved.

The utility model discloses an atractylodes macrocephala planting soil preparation and covering device which comprises a machine frame, a plurality of buffer boxes installed below the machine frame and buffer mechanisms arranged in the buffer boxes and further comprises an earth cutting plate, a rake head and a grinding roller which are installed below the buffer mechanisms. The buffering mechanism comprises an adjusting block, a transverse strip, a lateral moving hydraulic rod, a rubber table, an extension spring A, a push plate, a sliding rod and a side plate, a sliding seat is arranged on one side of the side plate, and the sliding rod is slidably connected to the middle position of the sliding seat; the adjusting block is pushed by the sliding rod to be separated from the transverse strip, under the elastic effect of the extrusion spring, the adjusting block drives the sliding rod to ascend and avoid, and therefore the earth cutting plate, the rake head and the grinding roller are buffered, the earth cutting plate, the rake head and the grinding roller are prevented from colliding with stones and hard soil blocks, and the soil preparation and covering device for atractylodes macrocephala planting is prevented from being damaged; and unnecessary economic loss is avoided.

The application discloses a seeding device for planting atractylodes lancea and a seeding method thereof, and relates to the technical field of seeding devices. The seeding device for planting atractylodes lancea comprises symmetrically arranged mounting plates, further comprises: rotary drums symmetrically and rotatably connected between the two mounting plates, and a conveying belt connected between the two rotary drums; a shovel plate arranged at one end of the conveying belt and used for shoveling soil at a depth of 3-5 cm below the surface of the soil; and a storage hopper located above the conveying belt and used for arranging rice husks in the storage hopper on the conveying belt and mixing the soil and the rice husks through a mixing assembly and then arranging the mixed soil and rice husks on the land. In the application, a part of the soil on the surface of the soil is shovelled and mixed with the rice husks during the seeding process, and then the mixed soil and rice husks are covered on the seeds of atractylodes lancea, so that the soil covered on the seeds of atractylodes lancea is loose, thereby effectively improving the air permeability, and the seeds of atractylodes lancea are seeded through the anti-blocking seeding mechanism, so that the problem of seed blockage is avoided.

The invention discloses a composition for treating hyperuricemia nephropathy and application thereof, and belongs to the field of biological medicines.The composition is prepared from, by weight, 28-32 parts of rhizoma smilacis glabrae, 28-32 parts of yam rhizome, 13-17 parts of radix clematidis, 8-12 parts of peach kernels, 8-12 parts of flos carthami, 8-12 parts of herba lycopi, 18-22 parts of rhizoma alismatis, 28-32 parts of raw coix seeds, 28-32 parts of semen plantaginis, 13-17 parts of rhizoma atractylodis and 13-17 parts of pseudobulbus cremastrae seu pleiones. The composition can obviously reduce the uric acid level of a mouse with high uric acid nephropathy and improve kidney injury; meanwhile, intestinal flora of mice with the hyperuricemia nephropathy can be remarkably remodeled, abundance of beneficial bacteria Ackerman's bacteria is up-regulated, abundance of opportunistic pathogenic bacteria such as escherichia coli-shigella, desulfurization vibrio and enterococcus is down-regulated, and important significance is achieved for research and drug development of the hyperuricemia nephropathy.