252 results about "Excessive growth" patented technology

A cell or tissue-culturing carrier which can effectively regenerate an intended a cell or tissue, while suppressing an excessive growth of fibroblasts, and a method of culturing a cell or tissue by using the above carrier, the cell or tissue-culturing carrier wherein fibroblasts showing substantially no growing property in a gel based on the hydrogel-forming polymer, is constituted by using a hydrogel-forming polymer; an aqueous solution of which shows a thermo-reversible sol-gel transition such that it assumes a sol state at a lower temperature and assumes a gel state at a higher temperature.

The invention belongs to the field of agricultural technology, and particularly relates to a nutrient solution and a method for producing potato breeder seeds by aeroponics. The formula of the nutrient solution provided by the invention mainly comprises the elements such as nitrogen, phosphorus and potassium; and in the faculty of agricultural sciences, the formula is improved based on the formula of a potato MS culture solution, and the concentration ratio of nitrogen to phosphorus to potassium is properly adjusted according to different growth periods of potatoes. The method for producing potato breeder seeds by aeroponics provided by the invention starts from each link of large-scale production of potato breeder seeds, and comprises detailed operation measures in terms of nutrient solution, strong seedlings of tissue culture seedlings, disinfection of an aeroponics device, seedling loading and drawing, pest control, treatment and storage after potato harvesting and the like so as to solve the problems such as low survival rate of aeroponics seedlings, low single-strain potato yield, damage caused by diseases and insects and low output of breeder seeds caused by excessive growth of aeroponics seedlings due to a bad aeroponics management method in aeroponics production.

The invention discloses a cucurbit and vegetable breeding substrate. A production method of the cucurbit and vegetable breeding substrate comprises steps of (1) mixing grass carbon, fermented biogas residues, bio-organic fertilizers and the like; (2) adding ammonium sulphate, potassium sulphate, monoammonium phosphate, manganous sulfate, boric acid and the like to a sprayer containing water and stirring uniformly fully for use; and (3) sieving the bio-organic fertilizers in the step (1) and enabling the bio-organic fertilizers to sink into other materials of the step (1) except the bio-organic fertilizers, adding the mixture solution of step (2) into the mixture of the step (1), turning and mixing once, using a square-hole screen to sieve once till all mixtures pass the screen, adding proper water, continuing to turn and stir three times, using a plastic film to cover mixtures for stack and smothering for 48 hours after completion of preparation, sampling, and performing quantitative package after inspection. The substrate has good fertilizer effects, releases nutrition slowly and is disease resistant, degeneration resistant, comprehensive in nutrition and good in pertinency. The germinate rate and seedling emergence rate of seeds are improved, seedlings are strong and free from excessive growth, soaked roots, dwarf and mummification, blossom buds of seedlings are differentiated normally, and characteristics, the yield and the quality of agricultural products are guaranteed.

The multifunctional slow releasing lawn fertilizer is prepared through mixing cake residue, turf, humic acid, nitrogen fertilizer, phosphate fertilizer, potash fertilizer, trace elements, and plant growth regulator. It has perfect nourishing and curing function, slow releasing function, and fast, stable and lasting fertilizer effect. Test shows that lawn with the fertilizer applied has early regreening in spring, no excessive growth in summer, fast restoring in autumn, less diseases and pests and long green period, and is environment friendly.

The invention discloses a landscape plant growth retardant and a preparation method thereof. The retardant comprises the following components in part by weight: 10 to 45 parts of plant growth regulator; 5 to 20 parts of bactericide; 40 to 70 parts of nitrogenous chemical fertilizer; 0.01 to 0.1 part of stress resisting agent; 0.01 to 0.1 part of phenylpropionic acid compound and 0.0005 to 0.001 part of lanreotide. The invention finds that the phenylpropionic acid compound has the effect of obviously delaying plant growth for the first time and the lanreotide for anticancer research is appliedto the retardant; and the plant growth regulator, the phenylpropionic acid compound and the anreotide are combined in a synergistic way so that the effect of the landscape plant retardant is well achieved. The retardant can restrain the excessive growth of new branches of trees and shrubs, shortens the length of internode, increases the blade thickness and the chlorophyll content, reduces the occurrence of dry rot, has good stress resistance and reduces the lawn grass chlorosis phenomenon and diseases.

The invention discloses a multicomponent composite fertilizer special for peanuts, which belongs to a crop fertilizer. The multicomponent composite fertilizer special for peanuts comprises the following components: 35 percent of total nutrients including 16 percent of nitrogen, 10 percent of phosphorus and 9 percent potassium, more than or equal to 10 percent of medium and trace elements, 7-9 percent of organic matter and 2-5 percent of amino acid. The medium and trace elements comprise trace elements including molybdenum, zinc, manganese, boron and iron. The multicomponent composite fertilizer special for peanuts has the advantages of nutrient content assurance and reasonable proportioning balance. The multicomponent composite fertilizer special for peanuts can effectively improve the immunological competence of the peanuts, regulate endogenous hormone, inhibit the regeneration of insect eggs, activate the activity of root azotobacter, promote root development, quicken nutrient absorption, achieve the functions of strengthening seedlings, promoting growth and promoting flowering, prevent bacterial wilt, continuous cropping symptoms and leaf spots, also prevent excessive growth and take special effect on symptoms including mosaic disease, chlorotic disorder, flocculi, defoliation and the like. After applied, the multicomponent composite fertilizer special for peanuts can effectively improve the percentage of fertile fruits and the thousand grain weight, promote the mellow and full degrees of fruits and achieve remarkable effect of production increase.

The invention discloses a pepper spring advanced cultivation method, comprising the following steps of (1) variety selection: an early-maturing or medium and early-maturing high-yield variety which is resistant to weak light and low temperature, difficult in excessive growth and strong in continuous fruit setting capability is selected; (2) cultivation, seedling growing facility and time: when a solar greenhouse with excellent heat preservation property is used for cultivation, about 75g of seeds are sown in every 667 square meters; (3) field planting and fertilization: when previous stubbles are removed, deep ploughing and upturned soil solarization are carried out in time, and field planting is carried out when the ground temperature of 10cm inside the greenhouse is kept at 10DEG C; (4) harvesting: the price of spring advanced pepper is higher in the early period, and the pepper can be sold in time when the market price is higher according to the growing condition of the fruits, first grown pepper is picked early, and seedling dropping is avoided. The pepper spring advanced cultivation method is high-temperature-resistant, virus-resistant, strong in growth vigor, centralized in fruiting, and capable of fruiting a pepper variety with big fruits, thick pulp and more frigostabile property and increasing yield, the commodity grade can be improved, disease prevention is facilitated, the continuous selling of products is facilitated, the flower, fruit and leaf dropping of pepper is avoided, and the local economic benefit is greatly improved.

The invention discloses a sulfuric acid-boric acid-additive ternary anodizing fluid, which is prepared by adding 1.6-7.6ml of sulfuric acid, 0.1-1.1g of boric acid and 5-100mg of additive into 100ml of deionized water. The additive is benzotriazole, 2-mercaptobenzothiazole, dithizone or 8-oxyquinoline. The anodizing fluid of the invention is the improvement of aluminium and aluminium alloy sulfuric acid-boric acid binary anodizing fluid, and cupreous efficient cathodic corrosion inhibitor is added to enable that preferential adsorption of the corrosion inhibitor is carried out on the copper-containing particle position of an aviation aluminum alloy surface, thus forming a compact reticulatepattern complexing product, providing targeted protection on copper-containing aluminum alloy phase particles, decreasing the current concentration tendency, and inhibiting excessive growth of oxidation film cavern defect at the position of the copper-containing aluminum alloy phase particles.

The invention discloses a method for preserving flower and fruit of river citrus aurantium, which comprises the following steps: pruning, fertilizing, regulating leaf-fruit ratio and spraying growth regulator. The method is characterized by comprising the following process: the preservation method also comprises flower-bud differentiation promotion treatment which comprises the following steps: A. Cerclaging the vigorous branch groups with wires before September; B. Cutting, exposing and drying the roots after the complete maturity of the autumn growth in the autumn and the winter; C. after the complete maturity of the autumn growth in November, spraying the leaves with 2, 4 - dichlorphenoxyacetic acid solution of 100 ppm, or 2-CCC (chlorocholine chloride) solution of 1000 to 2000 ppm. The invention adopts a series of flower-bud differentiation promotion treatments on the basis of the existing techniques. The invention regulates the nutrition provision and improves the flower-bud quality. As a result, not only the shattering of flowers and fruits is greatly reduced, but also the fruition rate is increased by 32 percent. The method successfully avoids the excessive growth of the branch and reduces the cost. Meanwhile, the invention also provides a simple and easy way of operation, which is accessible to ordinary farmers.

The invention relates to the technical field of life and industry water processing technique, in particular to a spiral channel column anode which comprises a water inlet, a bottom board, a baffle board, perforated carbon felts, a graphite bar, a proton membrane, a top board and a water outlet, wherein the proton membrane is surrounded to be of a cylinder shape, two ends of the proton membrane are bonded with the top board and the bottom board together to form an anode chamber; holes are evenly distributed on the carbon felts, every two carbon felts are sintered integrally after staggering a certain angle to form the column anode internally provided with a spiral channel; and the graphite bar is screwed into the sintered carbon felts to ensure that the graphite bar and the carbon felts form better contact so as to be convenient for leading electrons out of the anode chamber. Compared with the prior art, the invention increases the attaching area of microorganism and lowers the batter internal resistance as well as improves the electrogenesis property by adopting a packing electrode, prolongs the remaining time of water power and prevents the blockage caused by excessive growth of the microorganism through arranging the spiral channel, and leads the electrode to be strengthened through an improved connecting way of the graphite bar and the carbon felts and the sintering way among the carbon felts.

The invention discloses titanium dioxide hollow micro-nano spheres as well as a preparation method and application thereof. The preparation method comprises the following steps: firstly preparing or collecting porous titanium dioxide micro-nano spheres, then loading the porous titanium dioxide micro-nano spheres with a straight-chain polymer on the porous titanium dioxide micro-nano spheres to obtain titanium dioxide micro-nano spheres loaded with the straight-chain polymer, then coating the surface of the titanium dioxide micro-nano spheres loaded with the straight-chain polymer with a cross-linked polymer, calcining, wherein since the straight-chain polymer and the cross-linked polymer are different in decomposition speed in the calcining process, a titanium dioxide migration acting force is generated, so that the titanium dioxide crystal grains migrate, the titanium dioxide is transferred into the cross-linked polymer coating layer and fixed and limited by functional groups on the surface of the cross-linked polymer, and the agglomeration and excessive growth of the titanium dioxide crystal grains in the calcining process can be effectively protected, and finally obtaining the titanium dioxide hollow micro-nano spheres. The obtained titanium dioxide hollow micro-nano spheres are large in specific surface areaw and small in crystal particle size; and moreover, compared with the titanium dioxide hollow micro-nano spheres prepared by a traditional template, the catalytic performance is greatly improved.

The invention discloses a method for planting potatoes. During the germination period, water should be sprinkled to prevent dryness. The cutting tools used for cutting should be strictly sterilized with potassium permanganate or alcohol to prevent microorganisms and pathogenic bacteria from causing damage to potato tubers. Infection, the potato pieces after drying in the shade are moved to a warm and sunny place to dry the seeds, so that the young shoots are green and strong, and the foliar spraying of 1% potassium dihydrogen phosphate solution can promote the early emergence of seedlings, and the flower buds are removed during the flowering period, reducing Nutrient consumption can promote the development of potato pieces. When the potato plant height is 18 cm, spray the water with paclobutrazol, which can prevent the plants from growing excessively and lodging, and increase the rate of large and medium potatoes. After the middle flowering period, use carbendazim to prevent and control late blight , a potato planting method proposed by the present invention, which greatly saves labor, reduces the cost of potato planting, improves the survival rate of potatoes, enhances the benefits of planting potatoes, enhances the disease resistance and pest resistance of potatoes, and achieves The purpose of high yield and high quality has great promotion value.

The invention discloses a seedling raising method for pigment marigold. The method comprises the following steps of: 1, strict seed treatment; 2, preparation of a nursery bed covering; 3, seedling raising in a shoot for cutting nursery; 4, management over the shoot for cutting nursery; and 5, cutting seedling raising in a cutting nursery. According to the method, the problem of climatic barriers to seedling raising nurseries in the construction of industrial development bases for the pigment marigold in two high mountain regions in the middle and upper reaches of the Yangtze River is solved, and in addition, the problem that the pigment marigold is excessively grown in a seedling stage, and the growth of seedlings is not required to be restrained after the seedlings are transplanted or that the seedlings are passively planted provisionally when the seedlings cannot be timely transplanted due to the climate is effectively solved; seedling cost is saved; the per unit area yield of flowers is improved, and an upside-down condition is effectively prevented; and pest and disease damage is remarkably alleviated.

The invention belongs to the technical field of crop anti-freezing, and discloses an anti-freezing agent for crops.The anti-freezing agent is prepared from, by mass, 15-20 parts of polyethylene glycol, 10-15 parts of N,O-carboxymethyl chitosan, 1-2 parts of soybean hydrolyzed amino acid, 1-3 parts of calcium lactate, 1-3 parts of monopotassium phosphate, 0.01-0.03 part of 6-benzylamino adenine, 0.2-0.4 part of brassin, 0.02-0.04 part of diethyl aminoethyl hexanoate, 0.01-0.03 part of abscisic acid and 1000 parts of distilled water.The anti-freezing agent is good in anti-freezing effect and cannot cause excessive growth of plants.

The invention discloses a seedling culture matrix and a preparation method thereof and relates to the field of plant seedling culture. The seedling culture matrix is prepared from, by mass, sandy soil, magnesium sulfate, thoroughly decomposed cow dung, a water absorption water-retaining agent, carbonized rice husks, palm bark fibers, calcium magnesium phosphate fertilizer, nitrogen-phosphorus-potassium mixed fertilizer, ammonium sulfate, monoammonium phosphate, boric acid, polyaspartic acid, glucosamine oligosaccharides, a plant disease protective agent and shock-resistant bacteria. By the adoption of the technical scheme, the matrix has the functions that fertilizer efficiency is sufficient, nutrients are slowly released, disease resistance and stress tolerance are achieved, the nutrients are comprehensive, and pertinence is high, and all indexes reach industrial standards. Through volume production and use in multiple seedling culture factories, the seed germination rate and emergence rate can be increased, seedlings emerge in order and grow vigorously, the seedlings are strong and are free of excessive growth, root macerating, dwarfing and ossification, flower bud differentiation of the seedlings is normal, and the properties, yield and quality of crop varieties are guaranteed.

The invention belongs to the agricultural technical field, in particular to a peanut strong-seedling agent and the application. The peanut strong-seedling agent comprises the following components: diniconazole 0.002 to 0.003%, prohexadione calcium 0.003 to 0.004%, ammonium molybdate 0.4 to 0.6%, and water in balancing amount. The peanut strong-seedling agent can suppress the excessive growth of the main stem of the peanut seedling, promote the development of lateral branches and improve the nutritional condition of the plant, so that the peanut seedling has thick and green leaves and strong stems and branches. The peanut strong-seedling agent can solve the problems of peanut intercropped with wheat such as weak seedlings, poor development of lateral branches, and spindling and lodging at the middle and the later stages to effectively improve the yield and the quality of the peanut intercropped with wheat.

The invention discloses a rice promoting and control agent and a preparation method thereof and aims to solve the technical problems of rooting, tillering promotion and excessive growth control by stage according to the rice growth demands. The rice promoting and control agent is slow-release granules prepared from an active component and an auxiliary component, wherein the active component comprises a plant growth accelerant, a rooting agent and a plant growth retardant; the auxiliary component comprises a binder, a dispersant, a wetting agent, an adsorption carrier, filler and a coat. Duringpreparation, slow-release coating is performed on the plant growth retardant, and the periphery is coated with the plant growth accelerant and the rooting agent; after application, the plant growth accelerant and the rooting agent on the periphery take effect firstly to promote rooting and tillering, and the plant growth retardant begins to take effect to inhibit elongation of stem nodes when rice stems quickly elongate. The release rule of the granules completely conforms to the rice growth rule, control is performed after promotion, plants are not damaged, and the agent is used once and isconvenient and safe, and time and labor are saved.

The present invention relates to a composition comprising a plant growth regulator and/or fungicide and/or insecticide and/or acaricide and the preparation process thereof. Additionally, the present invention discloses the use of a plant growth regulator and/or fungicide and/or insecticide and/or acaricide to prepare a composition and the use of a composition to ensure high yield per area of a corn crop. Furthermore, the present invention provides methods to reduce excessive growth of corn plants, to strengthen stems, the root system and adventitious roots of corn plants, to combat diseases and pests and to confer resistance to pest control, as well as a method to identify a composition that ensures high corn crop yield.