34results about How to "Promote division and differentiation" patented technology

The invention relates to a plant sprouting and branching accelerator and a preparation method thereof. The plant sprouting and branching accelerator is prepared from the following raw materials in percentage by weight: 6 percent of 6-benzylaminopurine, 2 percent of forchlorfenuron, 5 percent of gibberellins, 2 percent of naphthylacetic acid, 2 percent of compound sodium nitrophenolate, 4 percent of brassinolide, 1 percent of indoleacetic acid, 1 percent of Kang polyphenol, 5 percent of seaweed essence, 5 percent of organosilicon penetrant, 0.1 percent of decavitamin, 30 percent of ethanol, 5 percent of glycerinum and the balance of liquid wool grease. An emulsified liquid obtained by emulsifying the components in an emulsifying machine is a branching agent; the concentration of the ethanol is 65 weight percent; the plant sprouting and branching accelerator has the advantages of strong penetrability, clear targeting effect, remarkable pesticide effect, safety, stability and long lasting period, is more beneficial to the sprouting and branching of a plant, can accelerate the sprouting and branching of current-year, annual and two-year buds of the plant, and can accelerate the sprouting and branching of the plant before sprouting to the overall growing season.

The invention provides a composition for facial repair. The composition is composed of the following components in percentage by weight: 0.01 to 1% of EGF freeze-dried powder, 0.01 to 5% of SOD, 0.1 to 5% of active peptide, 0.01 to 2% of allantoin, and the balance being water; wherein the active components are all individually buried in liposome or covered by nano microcapsules before the mixing. The active effective components of the composition are individually buried in or covered by transfer vectors. Then the active effective components are transported to the corium layer or shallow corium layer by the transfer vectors to promote the cell metabolism, growth, proliferation, and differentiation, remove the free radicals and harmful substances, and improve the skin problems such as dull and yellow skin color, dryness, wrinkles, skin allergy, and the like.

The invention discloses a white tea cutting medium. The white tea cutting medium is prepared from modified vermiculite, modified bentonite, river sand, low moor peat, bark of Melia azedarach L. and a solution of tea-oil tree fruits. Matter of different ingredients is matched according to the growth characteristics of tea, and the prepared medium is excellent in comprehensive physical and chemical property, can be repeatedly used and can increase the survival rate of cutting slips and improve the growth vigor of seedlings. The bred cutting slips can be easily taken out, the risk of root system damage is lowered, planting in the later period is facilitated, and high use value is achieved.

The invention discloses an Naphthalenedicarboxamide ethylhexoate type compound with the structure shown as the formula I and a purpose of the compound as a plant growth regulator. The compound shown as the formula I shown as the accompanying drawing has excellent plant growth regulation functions of promoting rooting, increasing the yield and improving the quality; by the modes of seed treatment or root and stem leaf spraying and the like, the compound can be widely applied to rooting, seeding strengthening, yield increase and quality improvement of plants or crops such as grains, cotton, fruit and vegetables, and has the characteristics of use safety, low cost, obvious effect and the like.

The invention discloses a drought enduring planting method of potato in high altitude areas, comprising the steps of (1) selecting and treating a planting land, to be specific, subsoiling the land, scattering biochar, rice bran, sulfur and sodium chlorate solution into the land, ditching for moisture organization, and scattering farm manure mixture, brown sugar water and soil to the moisture surface; (2) covering with film, to be specific, covering the moisture surface with black film; (3) treating seed tubers, to be specific, soaking the seed tubers in a tuber soaking solution, and soaking the seed tubers for planting; (4) planting, to be specific, planting the seed tubers in mid-late March; (4) providing field management, to be specific, topdressing with a seedling improving fertilizer once when potato seedlings are neat, topdressing with a growth fertilizer twice to three times in the vigorous growth stage; (5) removing the film; and (6) carrying out harvesting. Suited land planting, reasonable dense planting and scientific fertilization and management are carried out on potato according to the climate of high altitude areas; therefore, the yield per mu can be increased by 20-30%, rotation time of potato planting land is extended, popularization of potato for planting in high altitude areas can be accelerated, and land utilization rate is increased.

The invention discloses a planting method for improving cold resistance of anti-season peach trees, and belongs to the technical field of peach tree planting. The planting method comprises the following steps of (1) seed selection; (2) seed soaking; (3) low-temperature domestication; (4) sowing; (5) management after sowing; (6) anther culture in vitro; (7) diploid induction. The peach trees planted by means of the planting method are robust and high in cold resistance and survival rate and have stable inheritance performance and pest and disease resistance, collected peaches have bright colorand luster and sweat flesh, and the method has high marketing value.

The invention provides modified hydrogel, a modified hydrogel microsphere and a preparation method and application thereof, and belongs to the technical field of hydrogel. The modified hydrogel is calcium alginate/fucoidin hydrogel, and is obtained by crosslinking sodium alginate and fucoidin in the presence of calcium ions; and the mass ratio of the sodium alginate to the fucoidin is 2: (1-5), the modified hydrogel microsphere and the modified hydrogel are of a shell-core structure, silicon dioxide is used as a shell, the calcium alginate/fucoidin hydrogel is used as a core, and the particle size of the microsphere is 200-250nm, preferably 220-240nm. The preparation method is simple, a raw material source is wide, the prepared modified hydrogel has biocompatibility and degradability, after microballing, the preservation time of the hydrogel can be remarkably prolonged, and transportation is convenient.

The invention discloses a walnut planting method in the technical field of walnut planting. The method comprises the steps that land is prepared, and a specially-made mixed fertilizer is spread when land preparation is conducted; walnut seeds are soaked with a potassium permanganate solution and then taken out for repeated washing; the walnut seeds are soaked with a sodium chloride solution; white vinegar and clear water are mixed for soaking according to the mass ratio of 2:5, and then soaking is conducted with an amylase solution; seeding is conducted; before seedlings are transplanted, roots of young seedlings of walnuts are soaked in a soak solution for 4 h to 6 h, and the young seedlings are taken out for airing and transplanting, wherein the soak solution is prepared from ammonium nitrate, monopotassium phosphate, polyacrylamide and citric acid by weight; after the young seedlings of the walnuts are transplanted, a farm manure is applied once in the middle of each month, and after the farm manure is applied for 8-10 days, a nutritional agent is dressed. According to the walnut planting method, in the walnut growth process, nutrient is adequate, robust growth of the walnuts is guaranteed, the function of nutrient absorbing of the walnuts is enhanced, the fruit bearing rate is increased, and the plumpness and oil content of the walnut kernels are improved.

The invention discloses a salvia miltiorrhiza planting method capable of improving tanshinone content, and belongs to the technical field of planting of salvia miltiorrhiza. The method comprises the following steps: (1) seed treatment; (2) sowing; (3) transplanting; and (4) management after transplanting. The salvia miltiorrhiza planting method capable of improving tanshinone content disclosed bythe invention improves the germination rate of seeds, shortens the germination cycle of seeds, improves the nutrient curing ability of seedlings, promotes synthesis of tanshinone, improves the medicinal use vale of salvia miltiorrhiza, and has good economic benefits and market value.

The invention discloses a method for planting walnut trees, and belongs to the technical field of walnut tree planting. The method includes the steps that 1, land preparation is performed, wherein a sandy loam land which is deep in soil layer and loose in soil texture is selected as a planting land, the pH value of soil is 6.8-8.2, the land is subjected to deep ploughing, then a nutritional matrixis applied, the soil is raked to be even, a seedling culturing bed is obtained through excavation, and the nutritional matrix comprises, by weight, 10-15 parts of turf, 20-25 parts of cow dung, 17-23parts of fishbone dust, 30-38 parts of wheat bran and 15-20 parts of egg white; 2, seeds are treated; 3, seeding is performed; 4, transplanting is performed, wherein planting pits are dug in the planting land, the spacing between the adjacent planting pits is 30-40 cm, then a cultivation matrix with the thickness of 5-8 cm is laid in each planting pit, walnut tree seedlings are not transplanted until the walnut tree seedlings grow to 35-40 cm, and the cultivation matrix comprises, by weight, 10-15 parts of earthworm cast, 5-7 parts of ammonium nitrate, 8-11 parts of black soil and 6-9 parts of straw. By the adoption of the method, the plumpness of walnuts can be effectively improved, and the oil content of the walnuts can be effectively increased.

The invention discloses a tobacco floating seedling raising plant pulling under-film transplanting method, and belongs to the technical field of tobacco planting. The tobacco floating seedling raising plant pulling under-film transplanting method comprises the following steps of (1) preparation of a seedling raising substrate; (2) seed pretreatment; (3) sowing; (4) seedling stage management; and (5) seedling transplanting. According to the tobacco floating seedling raising plant pulling under-film transplanting method, the seedling raising substrate is specifically prepared, during seedling raising, nutrients are slowly and durably released, in addition, transplanting is conducted in time, remaining seedlings can still obtain balanced nutrients from the substrate, repeated fertilizer adding and water changing are not needed, seed pretreatment is conducted before sowing, the germination characteristics of seeds are improved, the germination time of the seeds is shortened, intermittent sound-light wave coupling treatment is carried out before seedling transplanting, cell division and differentiation are promoted, the resistance of the seedlings is enhanced, and the phenomenon of uneven seedling development is avoided through comprehensive treatment; and in addition, the problem of non-uniform growth speed caused by non-uniform light sources in the seedling growth process can be avoided, the survival rate of the seedlings is increased, the transplanting frequency is reduced, and manpower and material resources are saved.

The invention provides a high-stability self-linking MXene nanosheet, and a preparation method and application thereof, and particularly provides a surface-modified MXene nanosheet. The MXene nanosheet is provided with Na ions and a sulfonic acid intercalation layer, and meanwhile, the surface of the MXene nanosheet is also provided with a polydopamine layer and a polyethylene dioxythiophene layer; the polydopamine layer and the polyethylene dioxythiophene layer are arranged in sequence; and specifically, firstly, a polydopamine layer is polymerized on the surface of an MXene nanosheet with Na ions and a sulfonic acid intercalation layer, and then a polyethylene dioxythiophene layer is polymerized in situ. Various modifications of the MXene nanosheet interact, and various properties such as physical and chemical stability, film-forming ability and biocompatibility of the MXene nanosheet in a living body are enhanced, so that the MXene nanosheet can be used as an electrode modification material, a peripheral nerve cell repair material, a wire of a neural electrode, a site of a central nerve electrode and the like.

The invention belongs to the technical field of planting of Chinese medicinal materials, in particular to a sowing and planting method for improving the medicinal value of Gentiana scabra. The specific method is as follows: (1) in mid-March, immersing seeds of Gentiana scabra a nutrient solution of magnesium chloride, taking out the seeds from a filtrate, conducting electric field treatment, drying the seeds to have a moisture content of 24% to 26% for sowing; (2) treating planting land before sowing, applying decomposed folium-mori cattle manure, conducting shallow ploughing to have a depth of 18-20 cm, conducting bedding and building a shed; and (3) starting to spray a nutrient solution to leaf surfaces 24 to 28 days after seedling emergence, then spraying a nutrient solution to leaf surfaces once every 85 to 90 days until harvest is started; and from mid-May to mid-September every year, conducting 80% shading treatment from 8:00 to 17:00 every day, and conducting harvesting at the end of October of a second year. Therefore, the emergence rate reaches 98% or more, breeding of harmful bacteria is effectively inhibited, and harvest can be carried out in the second year, and the gentiana scabra gentiin content, erythricine content and gentiobiose/gentianose content are remarkably improved.

The invention belongs to the technical field of succulent planting, and particularly relates to a preparation method of an anti-withering anti-disease succulent nutritional solution. The preparation method specifically comprises the following steps: (1) weighing raw materials: (2) stir-frying green beans and glutinous rice, taking out the stir-fried green beans and glutinous rice, grinding into powder, mixing and uniformly stirring with water which is half of the weight, heating with slow fire, fermenting, taking out to obtain a fermented bean-rice solution; (3) smashing soybean meal, stir-frying, taking out, uniformly mixing and stirring with smashed fresh cockscomb flowers, processing with steam, taking out, uniformly mixing and stirring with the water which is half of the weight, cooling to the room temperature, fermenting to obtain a fermented soybean meal solution; and (4) uniformly mixing and stirring the fermented soybean meal solution and the fermented bean-rice solution and fermented potato juice, fermenting, taking out, extruding to collect juice, adding citric acid chelating magnesium, borax, houttuynia polysaccharides, isatis root polysaccharide and dandelion polysaccharide, stirring until dissolving to obtain the anti-withering anti-disease succulent nutritional solution. By adopting the anti-withering anti-disease succulent nutritional solution, the disease rate of the pachyphytum can be effectively reduced, the ground fresh weight of the parchyphytum can be increased, and the vigorous and strong growth of the parchyphytum can be promoted.