146 results about "Japonica" patented technology

The invention discloses beta-glucan medical beauty essence with a barrier repairing function, and belongs to the technical field of cosmetics. According to the invention, the fibronectin is wrapped with beta-glucan, then the fibronectin is secondarily wrapped with a thermosensitive film, and active ingredients are slowly released through hot compress, so that the transdermal amount is increased. Beta-glucan, fibronectin and callicarpa nudiflora extract are cooperated, triple anti-inflammatory repair is achieved, percutaneous water loss is reduced, and a long-term repair effect is achieved.

The invention discloses a gene of a rice indica-japonica intersubspecific hybrid sterile locus HS12 and application thereof, and belongs to the field of plant genetic engineering. The locus is positioned at the tail end of a long arm of a chromosome 12, is positioned between molecular markers Sy55 and Sy8, and comprises four fertility related genes iTx1, iTx2, iAd1 and jAd2. By functional knockout or inhibition of expression of the gene iTx1 and / or iTx2, iAd1 and / or jAd2 are / is transferred, a wide-compatibility rice material can be created, meanwhile, a molecular marker for detecting HS12 is further provided and used for filial generation detection and auxiliary breeding, indica-japonica hybrid sterility can be effectively overcome, and the setting rate of offspring is increased.

The invention provides a honeysuckle MYB gene family transcription factor 13476. A honeysuckle HQT2 gene, an HQT2 gene promoter and a transcription factor 13476 are cloned respectively, and a yeast one-hybrid experiment proves that 13476 can directly interact with the HQT2 promoter. Furthermore, the regulation of the 13476 protein on the transcriptional activity of the HQT2 gene is analyzed by using a dual luciferase system in tobacco, and the 13476 is proved to have an inhibiting effect on the promoter of the HQT2. Tobacco transient transformation results show that the content of chlorogenic acid in plant cells can be increased by 30-40% through heterologous transient expression of the LjHQT2 gene, and the content of chlorogenic acid reaches the level of 1.59 mg / g. The RNAi method is adopted, molecules aiming at Lj13476 are transiently expressed in honeysuckle, the content of chlorogenic acid can be increased by 10%-20%, the content of isochlorogenic acid A can be increased by 5%-30%, and the content of isochlorogenic acid C can be increased by 7%-20%. The interaction mechanism of the honeysuckle HQT2 gene and the transcription factor 13476 is studied, a certain basis is provided for the regulation mechanism of chlorogenic acid, and the HQT2 gene and the transcription factor 13476 are of great significance for breeding high-quality honeysuckle in the future.

The invention discloses a freckle-removing mask preparation method and equipment, and relates to the technical field of beauty and skincare, the freckle-removing mask preparation method comprises the following steps: S1, selecting and purchasing: selecting and purchasing high-quality formula raw materials; s2, inspection: inspecting the purchased raw materials; s3, pretreatment: washing part of the Chinese herbal medicine raw materials with clear water, and drying the Chinese herbal medicine raw materials; s4, pre-processing: crushing and grinding the prepared raw materials, and screening and filtering to remove impurities; the facial mask is prepared from ligusticum, radix angelicae, radix asparagi, astragalus membranaceus, bighead atractylodes rhizome, silkworm larva, bletilla striata, radix paeoniae alba, poria cocos, salvia miltiorrhiza, ampelopsis japonica, tribulus terrestris, pseudo-ginseng, rose, ginseng, honeysuckle, pearl and other blood-activating and repairing components, so that the effect of eliminating laser spots and heavy metal residual spots is improved, and meanwhile, the whitening degree and the skin glossiness are improved; the ductility, the moistening property and the permeability are improved, the stickiness and the greasiness are reduced, the moisturizing and water locking durability is improved through moisturizing factors of various components, and the spot fading effect is improved.

To develop a novel plant extract having an excellent skin-conditioning effect.SOLUTION: Provided are a caspase-14 activator or an anti-oxidizing agent containing a Japanese apricot extract, and an external preparation for skin containing the caspase-14 activator or the anti-oxidizing agent.EFFECT OF THE INVENTION: According to the present invention, skin is protected from dryness, ultraviolet light and active oxygen which are harmful to skin by increasing the enzymatic activity of caspase-14 and deleting active oxygen, and a skin-conditioning effect that the external preparation for skin should include can be realized.SELECTED DRAWING: Figure 1

The invention discloses a method for cultivating a heat-resistant broad-spectrum durable rice blast-resistant rice breeding material based on polygene polymerization. According to the method, a high-heat-resistance and high-dominance indica-japonica hybrid indica rice restorer line is selected as a recurrent parent, a breeding intermediate material for polymerizing complementary broad-spectrum rice blast resistance genes Pigm and Pi-jx is used as a donor parent, and polymerization of the heat-resistance and broad-spectrum lasting rice blast resistance genes Pigm and Pi-jx is realized through a method of combining molecular breeding with conventional breeding. Meanwhile, by selecting representative strains to carry out artificial inoculation identification of seedling blast and panicle blast, natural induction identification of a rice blast retransmission area and heat resistance identification, and by combining main agronomic trait evaluation in the whole growth period, a heat-resistant broad-spectrum durable rice blast-resistant breeding material is obtained. The breeding material bred by using the method disclosed by the invention has relatively strong heat resistance and broad-spectrum and lasting rice blast resistance, and the breeding process of heat-resistant and rice blast-resistant rice varieties is accelerated.

1. Name of the designed product: fan lamp (Lonicera japonica). 2. Use of the designed product: fan and lighting. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

This invention discloses a substitute smoke for seawater vegetables and its application device, relating to the technical field of substitute smoke for seawater vegetables. To improve ease of use, the device includes a grip base. Two connecting frames are fixed to the outer bottom wall of the grip base by screws. The inner walls of the two connecting frames are rotatably connected to the same wheel via a central shaft. A rubber ring is provided between the outer circumference of the central shaft and the inner wall of the connecting frames. The wheel is integrally provided with evenly distributed circumferentially distributed movable receiving tubes. The substitute smoke for seawater vegetables, by weight, comprises: 30-50 parts of Suaeda salsa, 15-25 parts of Artemisia argyi, and 5-10 parts of Lonicera japonica. This invention, through the design of the grip base and wheel, allows for the storage of multiple moxibustion sticks using the wheel, facilitating replacement. Furthermore, when the moxibustion stick is pushed into the fixed receiving tube, it acts as a pin, limiting the wheel's movement and preventing rotation, thus improving practicality.

The invention discloses a traditional Chinese medicine composition for treating acute gout, an external gel and a preparation method thereof, and the traditional Chinese medicine composition comprises the following raw material components in parts by mass: 5-20 parts of radix clematidis, 5-20 parts of polygonum cuspidatum, 5-20 parts of honeysuckle stem, 5-15 parts of radix aconiti preparata, 5-15 parts of pine nodular branch, 1-5 parts of corydalis tuber and 1-3 parts of asarum. The gel disclosed by the invention is an external gel prepared by researching through a traditional Chinese medicine composition intermediate extraction process and a preparation forming process, has the effective effects of directly reaching an affected part, taking effect quickly, being good in patient compliance and the like, and can realize industrial production through pilot scale-up experiment verification. Animal experiment research results show that the radix clematidis pain-relieving gel has remarkable anti-inflammatory and pain-relieving effects.

The utility model relates to the technical field of predatory mite propagation, and discloses a device for feeding amblyseius stroseii, which comprises a plurality of groups of feeding box bodies for feeding amblyseius stroseii, sealing box covers arranged at the opening ends of the feeding box bodies, ventilation structures arranged on the sealing box covers in a penetrating manner, and connecting structures for communicating two adjacent groups of feeding box bodies, a connecting hole communicated with the connecting structure is formed in the outer side of the feeding box body; through cooperation of the feeding box bodies, the ventilation structures and the connecting structures, the multiple feeding box bodies are connected through the connecting pipelines, the interiors of the feeding box bodies are open, artificial feed can be poured into the feeding box bodies, through the connecting pipelines between the feeding box bodies, contact of feeding operators can be remarkably reduced, the operation safety degree is improved, and meanwhile through automatic connection, the feeding efficiency is improved. Automatic transfer of the amblyseius stroseii and the hosts thereof is achieved, the feeding efficiency of the predatory mites is improved, and one step is further provided for achieving unmanned operation feeding.

The application discloses an auxiliary diagnosis method for red bayberry debilitation disease, which comprises collecting healthy red bayberry growth soil and suspected diseased red bayberry growth soil in the same area, and respectively determining urease activity of the soil; and comparing and analyzing urease activity determination results of the healthy red bayberry growth soil and the suspected diseased red bayberry growth soil. If urease activity of the suspected diseased red bayberry growth soil is significantly lower than that of the healthy red bayberry, it is indicated that the suspected diseased red bayberry is likely to have the debilitation disease; if there is no significant difference between urease activity of the suspected diseased red bayberry growth soil and that of the healthy red bayberry growth soil, it is indicated that the suspected diseased red bayberry does not have the debilitation disease. The application can assist in diagnosing the red bayberry debilitation disease, avoids subjective misjudgment of personnel observation diagnosis, and the method is simple, rapid and low in detection cost. In addition, the diagnosis result of the method can provide a reference for further orchard soil treatment and debilitation disease prevention of fruit farmers.

The present invention provides a Lonicera japonica EVM0028813 gene and its use in regulating plant seed dormancy. The nucleotide sequence of the Lonicera japonica EVM0028813 gene is shown in SEQ ID NO: 1. The amino acid sequence of the Lonicera japonica protein is shown in SEQ ID NO: 2. Plant seeds overexpressing the Lonicera japonica EVM0028813 gene significantly extend dormancy, preventing the problem of pre-harvest germination.

This invention belongs to the field of spectral detection technology, specifically relating to a method for detecting the nutritional status of honeysuckle plants based on near-infrared spectroscopy. It aims to solve the problems of strong specular reflection interference, moisture background shielding of nutrient signals, and insufficient applicability throughout the entire growth period in in-situ detection of live honeysuckle. The method suppresses specular reflection on the leaf surface through orthogonal extinction and collects deep diffuse reflectance spectra; it obtains standardized reflectance using real-time background difference and dark current compensation; it achieves moisture background decoupling through orthogonal signal correction and external parameter orthogonalization; it extracts feature wavelength vectors through multi-scale continuous wavelet transform; it inputs a deep residual network model with a self-attention mechanism and combines it with a phenological adaptive compensation algorithm to invert nutrient quality fractions; finally, it compares the results with a nutrient critical value database for the entire growth period to calculate the surplus / deficit index and complete nutrient diagnosis. This significantly improves the spectral signal-to-noise ratio and detection accuracy, achieving rapid and stable detection of the nutritional status of live honeysuckle throughout the entire growth period.

This invention provides a compound Phellodendron amurense freeze-dried powder and its preparation process, relating to the field of deep processing technology of compound Phellodendron amurense extract. The preparation process includes the following steps: 80±10 parts by weight of Forsythia suspensa, 40±5 parts by weight of Phellodendron amurense, 40±5 parts by weight of Lonicera japonica, 40±5 parts by weight of Taraxacum mongolicum, and 2.4±0.3 parts by weight of Scolopendra subspinipes. S1: Take a certain weight of the above five ingredients, add water and decoct, concentrate to a clear extract with a relative density of 1.10-1.15, add ethanol to make the alcohol content reach 70%, let stand, concentrate until there is no alcohol odor, and obtain compound Phellodendron amurense ethanol extract; S2: Take the compound Phellodendron amurense ethanol extract, add water to a certain volume, refrigerate, filter, and obtain compound Phellodendron amurense freeze-dried stock solution; S3: Take the compound Phellodendron amurense freeze-dried stock solution, fill, and freeze-dry to obtain compound Phellodendron amurense freeze-dried powder. The compound Phellodendron amurense freeze-dried powder prepared by this invention solves the problems of existing coatings being non-sterile, unstable, and inconvenient to transport.

This invention provides a drug for antagonizing bacterial endotoxins, its preparation method, and its application, belonging to the biomedical field. The composition consists of 25-55 parts of dried powdered traditional Chinese medicine extract, 25-70 parts of mixed essential oil powder, and 40-90 parts of lentinan powder. The traditional Chinese medicine extract is prepared by decoction of Scutellaria baicalensis, Lonicera japonica, Forsythia suspensa, and Isatis indigotica under reduced pressure at low temperature and spray drying. The mixed essential oil powder is prepared by encapsulating peppermint oil and eucalyptus oil with gelatin and hydroxypropyl cellulose and then spray drying under high pressure. This invention, through specific formulation and processing, significantly enhances the synergistic antagonistic effect of each component against endotoxins. Experiments show that this composition exhibits antagonistic activity far superior to ibuprofen in vitro; in vivo, it significantly reduces the endotoxin content in the plasma of 817 broiler chickens, rapidly alleviates LPS-induced fever and diarrhea, and improves decreased growth performance. Therefore, this invention is of great significance for reducing antibiotic dependence and improving the efficiency of livestock and poultry farming.

The invention relates to a construction method of an efficient regeneration system of idesia polycarpa, which comprises the following steps: soaking idesia polycarpa seeds in 3% gibberellic acid diluted by 1000 times for 3 days, sterilizing, inoculating to a germination culture medium of 1 / 2MS, 1.0 mg / L 6-benzylamino adenine (6-BA) and 0.5 mg / L 3-indolebutyric acid (IBA), and culturing for 25 days to obtain seedlings; a hypocotyledonary axis at the position 2 cm below the cotyledon of the seedling is obliquely cut and inoculated to a culture medium containing MS, 1.0 mg / L of thidiazuron (TDZ) and 0.5 mg / L of IBA, and calluses are induced after 30 days; inoculating the calluses to a culture medium containing MS, 2.0 mg / L TDZ and 0.05 mg / L IBA, and differentiating regenerated buds after 30 days; after seedling strengthening and rooting culture, the seedlings are transplanted to a sterilization matrix with the ratio of nutrient soil to vermiculite to perlite being 4: 1: 1. The differentiation rate of regenerated seedlings reaches 64.82% and is remarkably higher than that in the prior art, the seed germination rate and the transplanting survival rate are high, and an idesia polycarpa regeneration system can be efficiently constructed.

This invention discloses a traditional Chinese medicine formula for preventing and treating feline urinary tract diseases, its preparation method, and its application. The formula consists of the following components in parts by weight: 15-25 parts of Psoralea corylifolia, 15-25 parts of Alpinia oxyphylla, 10-20 parts of Trigonella foenum-graecum, 5-15 parts of Zea mays, 5-15 parts of Juncus effusus, 10-20 parts of Dioscorea hypoglauca, 10-20 parts of Phellodendron chinense, 10-20 parts of Lonicera japonica, 5-15 parts of Paeonia lactiflora, and 5-15 parts of Glycyrrhiza uralensis. The traditional Chinese medicine formula provided by this invention has diuretic and urinary tract mucosal repairing effects. It can effectively relieve symptoms such as urinary stones, painful urination, hematuria, or gravel in the urine caused by damp-heat in the lower abdomen. It promotes the repair of the urinary tract mucosa in animals with urinary tract diseases, alleviates inflammatory responses, and prevents the formation of crystals in the urine.

This invention relates to a traditional Chinese medicine preparation for treating infectious bursal disease (IBD), its preparation method, and its application. The preparation comprises the following components: Astragalus membranaceus 45-50 parts, Rehmannia glutinosa 30-45 parts, Isatis indigotica 25-30 parts, Isatis tinctoria 25-30 parts, Gypsum fibrosum 10-45 parts, Lonicera japonica 10-20 parts, Forsythia suspensa 10-30 parts, Taraxacum mongolicum 10-20 parts, Atractylodes macrocephala 15-20 parts, Paeonia lactiflora 15-30 parts, Lilium brownii 15 parts, Anemarrhena asphodeloides 15 parts, and Glycyrrhiza uralensis 10-30 parts. The preparation is achieved through extraction and concentration processes and is effective in treating IBD in chickens caused by both traditional infectious bursal disease virus (IBDV) and novel variant infectious bursal disease virus (nvvIBDV). This medicine significantly improves the cure rate against both traditional and variant strains, showing a particularly significant advantage in treating variant strains.

The traditional Chinese medicine mouthwash comprises a traditional Chinese medicine compound and a mouthwash matrix, and the traditional Chinese medicine compound comprises the following components in parts by weight: 10-20 parts of golden cypress, 15-30 parts of angelica sinensis, 15-30 parts of honeysuckle, 15-30 parts of chrysanthemum and 15-30 parts of liquorice. The invention also provides a preparation method of the traditional Chinese medicine mouthwash for relieving gingivitis. The traditional Chinese medicine mouthwash for relieving gingivitis can promote proliferation of gingival fibroblasts, promote secretion of gingival fibroblast collagen and effectively inhibit proliferation of oral anaerobic bacteria, thereby relieving gingivitis.

The invention discloses a rhinitis pill patch for treating rhinitis and a preparation method thereof. The rhinitis pill patch is prepared from the following raw materials: codonopsis pilosula, honeysuckle, cimicifugae foetidae, astragalus membranaceus, houttuynia cordata, bighead atractylodes rhizome, radix bupleuri, almond, platycodon grandiflorum, fried divaricate saposhnikovia root, paniculate swallowwort root, biond magnolia flower, cassia twig, folium mori, rhizoma zingiberis, white paeony root, radix angelicae, semen lepidii, cocklebur fruit, chrysanthemum, fructus forsythiae, mint, scutellaria baicalensis, pig nail, spina gleditsiae, red paeony root and the like. The preparation method comprises the steps of drying, crushing and pelleting. The rhinitis pill patch is used for relieving symptoms such as nasal obstruction, rhinocnesmus, sneezing and clear nasal discharge, has the functions of tonifying lung and spleen, and ventilating lung and opening orifices, is administrated through the Shenque acupoint, has the clinical effective rate of 98%, is simple, convenient and efficient, is suitable for people of all ages, and is especially suitable for children.

The present application provides a method for raising seedlings of honeysuckle by root cuttings. The method comprises the following steps: (1) selecting healthy, pest-free, and 0.3 cm thick root strips from a mother tree as cuttings, cutting the root strips into 5-8 cm long strips and disinfecting them; (2) after disinfection, quickly dipping the base of the cuttings with a plant rooting agent, and then soaking the cuttings in a composite nutrient solution comprising the following raw materials: loofah extract, Ailanthone, Acanthopanax senticosus polysaccharide, and ethanol; taking the cuttings out after soaking for 10-15 minutes before cutting; (3) spraying the cuttings alternately with a composite agent and a fungicide every 5-7 days after cutting, at night when the leaf surface is free of water, wherein the composite agent is prepared by extracting gentian, akebia, and kudzu root. The method of the present invention effectively increases the growth rate of honeysuckle seedlings, improves disease resistance to diseases such as brown spot disease, white rot, powdery mildew, etc., promotes healthy and rapid growth, and improves seedling survival rate and seedling quality.

The application discloses a cutting device for Phyllostachys nidularis, and relates to the technical field of Phyllostachys nidularis cultivation.The device comprises a rack, a soil aggregate transformation mechanism, a cutting mechanism and a controller.The soil aggregate transformation mechanism comprises a flat ring which is driven to move up and down by a first driving mechanism, and a rotating plate which is vertically arranged under the flat ring and is driven to rotate by a second driving mechanism.The rotating plate is inserted into soil and rotated, and the second driving mechanism drives the rotating plate to extrude the soil in the vertical projection of the flat ring towards the inner side of the flat ring.The cutting mechanism is driven to move in an inclined direction with the front being lower and the rear being higher.The controller is electrically connected with the first driving mechanism, the second driving mechanism and the cutting mechanism.The device can improve the water retention of soil, does not affect the drainage, and keeps the cutting hole depth consistent.

The invention discloses a method for preventing and treating an invasive plant phytolacca oryzae by using diversity of local plants, and belongs to the technical field of comprehensive treatment of invasive plants. The method for preventing and treating the invasive plant pokeberry root by using the diversity of the local plants comprises the following steps: S1, cutting the overground part of the pokeberry root, and cleaning the underground perennial root system of the pokeberry root; s2, covering the soil surface of the invasion area with a new soil layer which is not invaded by phytolacca petiolata; s3, selecting various common local plant seeds, and sowing the seeds in the area treated in the step S2. The method provided by the invention is simple and clear, and comprises four steps of cutting, crushing, covering and planting, so that the aim of blocking the invasive plant phytolacca pendula by the biological diversity is fulfilled.

The invention belongs to the technical field of veterinary traditional Chinese medicine preparations, and particularly relates to a veterinary traditional Chinese medicine compound aerosol inhalation preparation which is prepared from traditional Chinese medicines with the effects of clearing away heat and toxic materials, ventilating the lung, relieving cough, relieving sore throat and diminishing swelling as raw materials through scientific compatibility and a specific process. The raw material medicines comprise, by weight, 15-30 parts of honeysuckle, 12-25 parts of fructus forsythiae, 10-20 parts of radix isatidis, 8-18 parts of platycodon grandiflorum, 6-15 parts of mint, 5-12 parts of liquorice, 6-14 parts of almond, 8-16 parts of folium mori, 10-22 parts of chrysanthemum and 8-18 parts of scutellaria baicalensis; the requirements of the raw material medicines are as follows: the honeysuckle is a dry flower bud or a flower with initial blooming of a honeysuckle plant, and is dried at low temperature, and the water content is 8-12%; the traditional Chinese medicine composition is prepared from traditional Chinese medicines with the effects of clearing away heat and toxic materials, ventilating the lung, relieving cough, relieving sore throat and diminishing swelling as raw materials through scientific compatibility and a specific process, has the advantages of high targeting property, quick response, definite curative effect, small toxic and side effects, difficulty in drug resistance generation and the like, is excellent in atomization performance, is suitable for group administration, and can effectively solve the problem of prevention and treatment of respiratory diseases of livestock and poultry.

This application provides a traditional Chinese medicine tea for the prevention or treatment of upper respiratory tract infections, its preparation method, and its application. The tea is made from the following raw materials in parts by weight: 2-4 parts of Scrophularia ningpoensis, 2-4 parts of Ophiopogon japonicus, 1-3 parts of Adenophora stricta, 2-4 parts of Adenophora stricta, 2-4 parts of Scutellaria baicalensis, 0.5-1.5 parts of Platycodon grandiflorus, 0.5-1.5 parts of Belamcanda chinensis, 0.5-1.5 parts of Lonicera japonica, 0.5-1.5 parts of Oroxylum indicum, and 1-3 parts of Glycyrrhiza uralensis. The raw materials in this application are formulated and the components of the traditional Chinese medicine are quantified and proportioned through precise cutting parameters, and the preservation of the precisely cut herbs is controlled. This allows the tea to: nourish Yin and moisten dryness, replenish Qi and generate fluids, clear heat from the upper burner, treat dry and itchy throat, sore throat, dry cough, and prevent upper respiratory tract infections.

The invention provides a breeding method of an indica-japonica hybrid semi-glutinous restorer line based on three F1 generations, and relates to the technical field of rice genetic breeding. A japonica restorer line containing a semi-glutinous gene Wxmp site and an indica-japonica hybrid rice variety (F1) are hybridized to obtain a composite cross F1 generation; a single plant with excellent comprehensive characters is obtained by combining agronomic character screening and identification of a restoring gene Rf1a, a wide-compatibility gene S5n and a semi-waxy gene Wxmp; the excellent single plant obtained by screening is subjected to test matching with a semi-glutinous japonica sterile line, the comprehensive character of F1 is identified, and the combination with good recovery degree and excellent agronomic character is subjected to anther in-vitro culture to obtain a wide-affinity semi-glutinous indica-japonica hybrid restorer line material with stable inheritance. The indica-japonica hybrid restorer line is rapidly created through three different F1 generations, the restorer gene, the wide-affinity site and the semi-glutinous gene are polymerized through specific molecular marker-assisted selection, the wide-affinity semi-glutinous indica-japonica restorer line variety is obtained, and cultivation and production application of the rice semi-glutinous indica-japonica hybrid variety can be remarkably accelerated.

The invention provides a molecular marker linked with a major QTL (Quantitative Trait Loci) of the total grain number of a single rice plant and application of the molecular marker. The molecular marker is TGN5. A new major QTL TGN5 for controlling the total grain number of a single plant of the super rice Y900 is identified, is positioned in a section of about 1.46 Mb of a long arm of a chromosome 5, and just falls in a hot spot region Chr5: 17.9-27.3 Mb range of indica-japonica genetic differentiation of parents; the TGN5 is reduced to an interval of about 251.39 Kb by constructing a local genetic linkage map, and 13.3% of phenotypic variation is explained to the maximum extent; the loci are verified in segregation populations of the super rice Y1 and Y2 at the same time, and the single plant total grain number heterosis of the three-stage super rice can be differentially influenced. The molecular marker provided by the invention can be applied to regulation and control of the total grain number of a single rice plant.

The invention discloses a cold traditional Chinese medicine formula for preventing epidemic infection and bacterial infection. The formula comprises first-grade defense components: 12-15 parts of radix astragali, 10-12 parts of rhizoma atractylodis macrocephalae and 6-9 parts of radix saposhnikoviae; a secondary defense component: 10-12 parts of folium turpiniae and 8-10 parts of cyrtomium fortunei; a third-level defense component: 12-15 parts of honeysuckle, 10-15 parts of folium isatidis, 10-15 parts of wild chrysanthemum flower, 10-12 parts of houttuynia cordata and 10-15 parts of lalang grass rhizome; and a blending component: 5-6 parts of licorice. According to the method, multi-layer defense is constructed, the whole process from non-illness to illness is covered, the first-level defense enhances the external defense exterior consolidation capacity, the immunity of the organism is improved, and diseases are prevented from occurring in the past; secondary defense directly inhibits virus replication and release, and disease development is cut off; and the third-stage defense has the effects of clearing away heat and toxic materials, controlling inflammation and preventing secondary bacterial infection. And three-stage linkage covers all stages from the non-diseased stage to the diseased stage.

The application discloses high-selenium Drabbea japonica and a culture method thereof. The culture method comprises the following steps: culturing Drabbea japonica seedlings, applying a selenium-containing nutrient solution or a selenium-containing fertilizer after 15 days, and then regularly supplementally applying the selenium-containing nutrient solution or the selenium-containing fertilizer until harvesting; after the first application of the selenium-containing nutrient solution or the selenium-containing fertilizer, a selenium absorption promoter is sprayed every 7-10 days until harvesting. The selenium absorption promoter is a suitable amount of zeatin, abscisic acid or spermidine. In the cultivation process, by adding a suitable compound selenium and strictly limiting the concentration of selenium, high-selenium Drabbea japonica plants can be obtained, and the edible value of the Drabbea japonica plants can be greatly improved. In addition, by adding a suitable amount of zeatin, abscisic acid or spermidine in the cultivation process, the selenium content in the roots of the Drabbea japonica can be greatly improved, and the nutritional value and medicinal value of the Drabbea japonica are greatly improved.