135 results about "Growth regulator" patented technology

The invention relates to the technical field of mixing equipment, and discloses a mixing preparation device and method for a plant growth regulator containing a silicon element. The mixing preparation device of the silicon-containing plant growth regulator comprises a stirring main kettle, an online monitoring unit, a solid-liquid separation unit and a control unit, the stirring main kettle is used for carrying out a liquid-phase chemical reaction and separating out a solid product in situ, and is provided with a stirring piece; and the on-line monitoring unit is used for acquiring a reaction process signal and a crystallization state signal in the main stirring kettle in real time. The online monitoring unit, the solid-liquid separation unit and the control unit are arranged and cooperatively used, dynamic optimization management of the reaction crystallization process is achieved, the solid-liquid separation unit moves out crystals in time and circularly supplements materials, the problem that the crystals are secondarily wrapped is solved, meanwhile, reaction balance is pushed to move rightwards, and the reaction efficiency is improved. The conversion rate and the yield are improved.

The invention relates to the technical field of stirring and emulsifying, and particularly discloses a plant growth regulator stirring and emulsifying device which comprises a tank body, a middle shaft is coaxially and rotatably assembled in the tank body, an emulsifying assembly is arranged on the middle shaft, and an upper hopper body and a lower hopper body are further arranged in the tank body and used for buffering powder and liquid materials respectively; a material barrel is arranged on the emulsifying assembly, a sealing partition plate is arranged in the material barrel, the sealing partition plate can ascend and descend in the material barrel along with rotation of the emulsifying assembly, and an upper cavity is formed between the top of the sealing partition plate and the material barrel; according to the stirring and emulsifying device for the plant growth regulator, automatic supplementing and adding of powder auxiliary materials and liquid auxiliary materials in the charging barrel are achieved through lifting of the sealing partition plate, the auxiliary materials can be directly added from the middle of the materials, the time for gradually permeating and dispersing the auxiliary materials downwards from the position above the liquid level is shortened, the dispersing efficiency of the auxiliary materials in the materials is improved, and the stirring and emulsifying efficiency of the plant growth regulator is improved. The mixing speed of the materials and the auxiliary materials is accelerated.

The invention discloses a method for detecting natural plant hormones and exogenous growth regulators of vegetables, efficient separation and accurate detection of the natural plant hormones and the exogenous growth regulators are realized through combination of hydrophilic interaction chromatography and mass spectrometry, a hydrophilic interaction chromatographic column is adopted, and conditions such as mobile phase composition and flow velocity are optimized; the selectivity of polar substances is improved by utilizing hydrophilic interaction, so that compounds with similar structures achieve baseline separation, and chromatographic peak overlapping interference is avoided; the mass spectrometric detection only responds to a specific ion signal by screening characteristic parent ion / daughter ion pairs of a target object, so that matrix impurities and non-target ion interference are effectively eliminated, the false positive risk is remarkably reduced, and the detection sensitivity and specificity are improved; the combined technology is combined with the efficient separation capacity of the hydrophilic interaction chromatographic column and a multi-reaction monitoring mode, synchronous separation of multiple compounds with similar polarities in single analysis is achieved, parallel detection of dozens of target objects is supported, and the analysis time is greatly shortened.

The invention discloses a protective transplanting method for engineering disturbance low-latitude plateau sub-alpine meadow cotoneaster replicatus, which comprises the following steps: (1) investigating and screening rhizosphere microbial communities, and separating functional strains from soil; (2) in-situ plant growth regulator root irrigation treatment; (3) digging a plant-soil micro-ecological complex; soil blocks are wholly dug according to units, wherein the soil blocks comprise plants, root systems, rhizosphere soil, associated herbaceous plants and litters; (4) temporary culture and field planting: regularly maintaining and keeping humidity, and irrigating with a plant growth promoter; (5) adding a microbial inoculum into the soil, treating the soil with a matrix, and adding the screened functional microbial inoculum into the matrix; (6) transplanting; and (7) later maintenance and monitoring. Through an innovative method of combining a plant-soil micro-ecological complex, a plant growth regulator and a fungicide, the survival rate and the recovery speed of the cotoneaster replicatus in ecological restoration are improved, the adaptability of the cotoneaster replicatus in a severe environment is optimized, vegetation restoration is promoted, and the stable process of an ecological system is accelerated.

Agricultural products, such as pesticides, plant growth regulators, fungicides, herbicides, and insecticides, may be formulated to include one or more surfactants, from one or more surfactant classes, such as derivatives of amino acids that have surface-active properties.

The invention discloses a method for preparing a chiral benzhydrol compound through asymmetric hydrogenation of o-amido benzophenone under catalysis of rhodium. The chiral rhodium catalyst is generated in situ from a metal rhodium salt and a chiral phosphine-phosphoramidite ligand in various solvents. Compared with other methods for synthesizing chiral benzhydrol, the method has the characteristics of cheap catalyst, easiness in preparation of chiral ligand, mild reaction conditions, simplicity and convenience in operation, high yield, high enantioselectivity and the like, and can be applied to large-scale preparation of chiral benzhydrol compounds. The method is also suitable for efficient preparation of the rice plant growth regulation inhibitor (S)-Inabenide, the yield can reach 92%, the enantioselectivity can reach 96%, and the method has good industrial application prospects.

The invention discloses a dandelion seed coating agent and a preparation method and application thereof.The seed coating agent comprises a growth regulator, a bactericide and an insecticide, the growth regulator comprises 2, 4-epibrassinolide, monopotassium phosphate and gibberellin, the bactericide comprises difenoconazole, metalaxyl-M and fludioxonil, the insecticide comprises abamectin and thiamethoxam, and the insecticide comprises a thiamethoxam aqueous solution. The seed coating agent is prepared from the following effective components in percentage by mass: 1 to 2 percent of 2, 4-epibrassinolide, 1 to 2 percent of monopotassium phosphate, 0 to 0.1 percent of gibberellin, 0.1 to 0.3 percent of difenoconazole, 0.1 to 0.2 percent of metalaxyl-M, 0.1 to 0.2 percent of fludioxonil, 0.1 to 0.3 percent of thiamethoxam, 0.1 to 0.3 percent of abamectin and the balance of water. After seeds are treated by the seed coating, pathogenic bacteria carried by the dandelion seeds can be killed, the activity and disease resistance of the dandelion seeds are remarkably improved, and the vegetative growth yield of dandelions is increased.

The invention provides a viscous seed coating agent for desert aerial seeding and application thereof, and belongs to the technical field of ecological restoration. According to the coating agent, seeds serve as a core, and an inner-layer nutrition matrix and an outer-layer mucus layer are sequentially formed from inside to outside; the inner layer comprises a water-retaining agent, a binder and a microbial agent of nitrogen-fixing bacteria and phosphate solubilizing bacteria; the outer layer comprises an Arabic gum / natto resin adhesive, gibberellic acid and indolebutyric acid plant growth regulator and a bitter taste element / capsaicin animal repellent. Seeds are firmly attached to the sand surface through the outer-layer viscous substance, and sand blowing loss is reduced; the inner water retention layer and the microbial agent continuously supply water and fertilizer, so that the seed germination and seedling survival capability is improved; the outer layer repellent reduces animal pecking, and plasma activation further promotes germination. The coating agent can significantly improve the retention rate, the germination rate and the seedling survival rate of desert aerial seeding seeds, and is suitable for ecological restoration of xerophytes such as caragana microphylla.

This invention relates to the field of crop breeding technology, specifically to a highly efficient breeding method for early-maturing highland barley. The method includes the following steps: parent selection and matching, planting substrate preparation, application of growth regulators, planting management, multi-generation screening, and variety identification. This invention, by screening parents with early-maturing and disease-resistant characteristics, optimizing the planting substrate (adding microbial agents), precisely applying growth regulators, and dynamically controlling the planting environment and nutrient solution, combined with early maturity, disease resistance, and variety identification, efficiently breeds highland barley with a short growth period and strong resistance to stripe rust and powdery mildew. It optimizes plant type and yield structure, improves grain quality, achieves increased yield and genetic stability, and provides technical support for highland barley variety improvement and high-yield, high-quality cultivation.

The utility model relates to the technical field of paclobutrazol production, in particular to a mixing device for production of a plant growth regulator paclobutrazol, which comprises a stirring tank, a feeding hopper is fixedly mounted at the upper end of the stirring tank, a base is fixedly mounted at the lower end of the stirring tank, a discharging pipe is fixedly mounted on the lower side of the stirring tank, and a feeding hopper is fixedly mounted at the upper end of the stirring tank. The discharging pipe is located at the center of the lower side of the stirring tank, a first motor is fixedly installed at the upper end of the stirring tank, a stirring assembly is arranged in the stirring tank, and a conveying assembly is arranged at the lower end of the discharging pipe. The first motor of the output shaft drives the rotating shaft and the stirring rod to rotate, the stirring rod swings on the support with the circular shaft as the axis, meanwhile, the rotating shaft rotates to drive the gear and the universal coupling to rotate, and the gear further drives the universal coupling and the stirring rod to rotate at the rear end of the rotating shaft through the gear ring. Therefore, rotary stirring of the rotating shaft and the stirring rod and rotary stirring of the axis of the stirring rod are achieved, and the uniformity and efficiency of material mixing are improved.

This invention relates to an absorbable, slow-release regulator for off-season antler growth in sika deer and red deer, and its preparation method, belonging to the field of off-season antler growth regulators. The regulator comprises 330 mg–360 mg medroxyprogesterone acetate (MPA), 50 mg–55 mg dextran sulfate (DS), and 200 mg–220 mg sodium hyaluronate (HA), diluted with water for injection to a final volume of 1.0 mL. The molecular weight of medroxyprogesterone acetate (MPA) is 386.52 kDa; the molecular weight of dextran sulfate (DS) is 36–50 kDa; and the molecular weight of sodium hyaluronate (HA) is 20–400 kDa. This invention utilizes exogenous progesterone to induce off-season antler growth in male deer through hormonal regulation. The use of absorbable materials is environmentally friendly and harmless to the body, allowing for natural absorption and normal excretion through the body's metabolic processes. A single injection is sufficient to provide efficacy for over 35 days. Using progesterone to regulate off-season antler growth is low-cost and has a high success rate.

A biocontrol formulation for plant pathogens includes a Trichoderma viride filtrate and an inert substance selected from the group consisting of a viscosity reducer, a surfactant, flour, clay, and combinations thereof. In an embodiment, the filtrate includes conidia of the Trichoderma viride. In an embodiment, the filtrate includes byproducts obtained from the fermentation of Trichoderma viride. In an embodiment, the byproducts include at least one of the organic acids, growth regulators, and amino acids.

This invention discloses a gallium-silicon molecular sieve, its preparation method, and its application. The chemical composition of the gallium-silicon molecular sieve is SiO2·nGa2O3, where n is the molar ratio of Ga2O3 to SiO2, and the value of n ranges from 0.001 to 0.01. The morphology of the gallium-silicon molecular sieve is a coffin-like lamellar morphology, and its average thickness along the b-axis is 25-100 nm. The preparation method of the gallium-silicon molecular sieve includes the following steps: (1) mixing a silicon source, a template agent, a growth regulator, and water to prepare a seed crystal suspension; (2) mixing the silicon source, gallium source, template agent, water, growth regulator, and the seed crystal suspension to obtain an initial gel, which is then recrystallized to obtain the gallium-silicon molecular sieve. The molecular sieve provided by this invention is used as a catalyst in the alkylation reaction of benzene and methanol, exhibiting high benzene conversion rate and high selectivity for the target product.

The present application relates to the wheat planting technical field, specifically relates to a kind of composition for improving the yield of wheat, growth regulator and its application.The composition is compounded by choline chloride and lysine according to equal mass ratio, the growth regulator is prepared by dissolving the composition in water, and in the growth regulator, the concentration of choline chloride is 80~120 mg / L.The growth regulator of the present application compared with single choline chloride, the grain weight and yield of wheat in filling stage are significantly improved, and has good application and popularization value.

This invention discloses a selenium-enriched liquid fertilizer and a method for cultivating selenium-enriched coriander, belonging to the field of selenium-enriched crop cultivation technology. The selenium-enriched liquid fertilizer includes a basic selenium-enriched liquid fertilizer and a growth regulator. By using the selenium-enriched basic liquid fertilizer and the growth regulator in combination and spraying them at specific growth stages, the selenium content, reducing sugar content, total flavonoid content, and hydroxyl radical scavenging rate in coriander are significantly increased, resulting in coriander rich in nutrients and with a significantly high selenium content. Furthermore, the growth regulator and selenium-enriched liquid fertilizer of this application provide new ideas for the cultivation of spice crops, including coriander.

This invention discloses a rapeseed seed coating agent and a method for mechanized transplanting using dual-purpose rice-oilseed trays, relating to the field of agricultural seedling technology. The rapeseed seed coating agent comprises the following components: a carbon dioxide trap, a compound fungicide, a plant growth regulator, and a solvent. The mechanized transplanting method for dual-purpose rice-oilseed trays includes seed drying, disinfection, substrate preparation, tray sowing, darkening treatment, and seedling management. This invention optimizes the concentration, ratio, and frequency of seed coating agent components with those of seedling fertilization, achieving robust rapeseed seedling cultivation. It is suitable for rice and rapeseed seedling cultivation in rice-oilseed rotation areas, solving the problem of incompatible transplanting equipment for rice and rapeseed mechanized transplanting. It has advantages such as low seedling cost, simple process, high qualification rate, and suitability for large-scale production.

The application provides a cotton defoliant containing a fluorine-containing thidiazuron derivative, and belongs to the technical field of plant growth regulators. The structural formula of the fluorine-containing thidiazuron derivative is as follows: wherein R is a benzene ring containing 0-5 fluorine atoms at any position. The defoliant can effectively reduce the use temperature of the defoliant, eliminate the phenomenon of withering but not falling after the defoliant is applied, and ensure the yield and quality of cotton.

This invention discloses a treatment device for wastewater from the production of cyanamide plant growth regulators, including an oxidation tank and a flocculation tank. A detection box is installed on one side of the bottom of the oxidation tank. This invention targets the oxidation and precipitation treatment process of cyanamide wastewater, dividing the wastewater into oxidation and flocculation tanks. The main oxidation and precipitation treatment is carried out in the oxidation tank. A rotary jet agitator is installed at the upper end of the oxidation tank, using the wastewater flowing into the oxidation tank as a circulation carrier to uniformly spray the synchronously supplied oxidant into the oxidation tank through the jet agitator. This is beneficial to improve the reaction effect between the oxidant and the wastewater. By combining wastewater information with a preset dosage ratio model, the theoretical dosage of the agent is obtained. The oxidant is added in a "precise", "dynamic", and "intelligent" manner by combining addition and ORP monitoring feedback, avoiding the problems of excessive oxidant or incomplete treatment that may occur with traditional fixed addition methods.

The invention provides a plant growth regulator for delaying the harvesting time of cut-flower roses as well as a preparation method and application of the plant growth regulator, and belongs to the technical field of fresh cut flower cultivation. The plant growth regulator for delaying the harvesting time of the cut-flower roses comprises the following raw materials: 1-naphthylacetic acid, abscisic acid, cytokinin, a water-soluble fertilizer containing amino acid and monopotassium phosphate. According to the plant growth regulator for delaying the harvest time of the cut-flower roses, provided by the invention, the 1-naphthylacetic acid, the abscisic acid and the cytokinin are compounded together, so that the flower blooming process can be effectively delayed, and the harvest time is delayed. The plant growth regulator takes plant hormones as main raw materials, has the advantages of environmental friendliness, safety, harmlessness, low cost and the like, and further accurately regulates and controls the flower development process of the cut-flower roses by ensuring normal hormone signal transduction and development regulation and control. The growth regulator can effectively delay the harvesting time, powerfully ensures that the cut-flower roses are accurately marketed as required and the quality of the cut-flower roses is improved, and remarkably improves the production benefits and the industrial value.

The invention relates to the technical field of agricultural plant growth regulators, and discloses a phosphate compound containing an amide group as well as a preparation method and application thereof. O-aminopyridine, different substituted benzaldehyde and isocyanide are used as initial raw materials, and ring closing and ring opening are performed to obtain the phosphate compound containing the amide group. And finally, reacting with dialkyl phosphite to obtain the phosphate ester compound containing the amide group. The phosphate ester compound containing the amide group is high in activity, high in stability, simple in synthesis route and low in cost, can serve as an ABA analogue to be combined with abscisic acid receptor (PYL3) protein, can promote plant stomata closing and regulate crop root growth, and can be used as an abscisic acid receptor (PYL3) protein. Further, the drought stress regulation capability of the plants is improved.

The invention discloses an FvePREs transcription factor and application thereof in promoting curling of strawberry petals, in a general agricultural cultivation technology, the petals are curled by gibberellin (GA3) or a growth regulator for actively inducing the curling of the petals, and excessive hormone may cause malformation and curling of the petals and also may cause side effects such as fruit hollowness, quality reduction and the like. According to the scheme, the gene technology is ingeniously utilized to directly act on a plant endogenous regulation and control system, the synergistic effect of strawberry petal curling and quality optimization is achieved by activating or inhibiting specific gene expression (such as cell division and nutrient distribution), and in addition, the over-expression FvePREs transcription factor can be used for improving the yield of strawberry petals by changing the hereditary characteristics of strawberries. The good petal curling effect can be kept in the long-term planting process, dependence on external chemical substances can be reduced, and sustainable agricultural development is facilitated.

The invention relates to a genotype-dependence-free dendrobium nobile genetic transformation method and application, and belongs to the technical field of genetic engineering. Comprising the following steps: taking embryonic calluses, protocorms or protocorm-like bodies of dendrobium nobile as explants; introducing the binary vector carrying the target gene into agrobacterium to prepare an infection solution, and infecting the explant; after co-culture, transferring to a culture medium containing a screening agent to obtain a resistant explant; and carrying out differentiation and rooting culture to obtain a transgenic plant. By systematically optimizing a plant growth regulator combination, an agrobacterium strain type, an infection mode and an auxiliary screening mode, an efficient and stable genetic transformation system which does not depend on a specific genotype and takes multiple types of explants as receptors is established for the first time, and the problems that a traditional method is high in genotype dependency and limited in tissue type are solved; the method shows good applicability and repeatability in a plurality of dendrobium hybrids, and provides a general technical platform for gene function research and molecular breeding.

The application discloses a plant growth regulator and application thereof in relieving imazamox herbicide injury to rice. The main components of the plant growth regulator include leucine, isoleucine and valine, and the plant growth regulator is combined with imazamox in a certain application mode and proportion, and is sprayed on rice seedling leaves, so that the effect of relieving imazamox herbicide injury is better than that of the commonly used protective agent, namely, bihuhu or brassinolide on the market, and the herbicide effect of the herbicide is not affected. The application also clearly defines the application conditions of the safety agent, and is a plant growth regulator which can effectively relieve imazamox herbicide injury to rice and does not reduce the herbicide effect on weeds.

The present application relates to a kind of growth regulators and planting methods that can improve the yield of leek in saline-alkali soil, which comprises the following steps: S1: selecting high-quality leek seeds;S2: warm soup soaking seeds to germinate;S3: plug seedling;S4: planting: when planting, leek planting density is 10 cm, row spacing 20-35 cm;S5: field water and fertilizer management: when leek plant growth to 10-20 cm, foliar spray 0.02% chlorophyllin iron, the concentration of the spray 0.02% chlorophyllin iron is diluted 2500X-5000X, while adding diluted 500X balanced foliar fertilizer.The planting method uses different concentrations of chlorophyllin iron and foliar fertilizer, with the corresponding leek planting density, significantly improves the growth traits and leek yield of leek in saline-alkali soil.This planting method is simple, green, economical, efficient, can be directly applied to leek production in saline-alkali soil and related fields of research, more efficient and environmentally friendly to ensure the healthy growth of crops, suitable for large-scale promotion of leek planting in saline-alkali soil in the future.

The invention provides a myrica rubra callus induction method taking myrica rubra leaves as explants, and a regulation mechanism of myrica rubra leaf dedifferentiation is explored by systematically optimizing key factors such as the ratio of a plant growth regulator, the type of a basic culture medium, culture conditions and the like. The research not only can provide a reliable technical platform for basic researches such as waxberry genetic transformation, gene function verification and the like, but also lays a key technical foundation for realizing rapid clonal propagation, germplasm resource in-vitro preservation and future molecular breeding of excellent germplasm of waxberry; the method has important practical value for accelerating waxberry variety improvement and promoting industrial quality and efficiency improvement.

The utility model discloses a special tobacco growth regulator applicator which comprises a cart, the top of the cart is fixedly connected with a liquid storage tank, the top of the liquid storage tank is provided with a liquid storage groove, the top of the liquid storage groove is fixedly connected with a supporting plate, and the top of the supporting plate is fixedly connected with a bearing frame. The cart serves as a carrier, the applicator is convenient to move, the liquid storage tank is used for storing growth regulators, the supporting plate and the bearing frame support other parts, the spraying mechanism is responsible for spraying the growth regulators to tobacco, and the liquid pump pumps out liquid in the liquid storage tank and conveys the liquid to the spraying mechanism. The transmission mechanism and the adjusting mechanism are matched with each other, related parts can be transmitted and adjusted, the stirring mechanism can prevent growth regulators in the liquid storage tank from precipitating or layering, all the parts work cooperatively, and therefore an efficient and practical growth regulator applicator system can be formed.

The present application relates to the technical field of plant cultivation, and especially relates to a single-cyanamide agricultural plant growth regulator quantitative coating device, which comprises a medicine storage cylinder, the bottom of the medicine storage cylinder is fixedly connected with a quantitative pipe, one side of the quantitative pipe is fixedly connected with a conical hopper, and the quantitative pipe and the conical hopper are respectively provided with an adjustable medicine pushing assembly and a movable coating assembly; the present application realizes the effect of adjusting quantitative liquid discharge treatment according to the coating requirement, combines the movable coating assembly, recycles the residual liquid on the brush, avoids the waste caused by dripping during the quantitative liquid feeding process, and can realize fast and accurate quantitative filling, and avoid affecting the discharge amount caused by pushing part of the single-cyanamide into the air pipe.

The invention discloses an agricultural plant growth regulator composition and application thereof, the effective components of the agricultural plant growth regulator composition comprise allantoin and 5-aminolevulinic acid, the mass ratio of the allantoin to the 5-aminolevulinic acid is 1: 80-80: 1, and the mass ratio of the allantoin to the 5-aminolevulinic acid is preferably 1: 3-3: 1. The plant growth regulator composition provided by the invention has an excellent synergistic effect, the two components are matched, the growth and development of root systems are enhanced, the photosynthesis is promoted, the fruit setting rate and the fruit weight are increased, meanwhile, the mature period is shortened, fruits appear on the market as soon as possible, higher price can be obtained, higher benefits can be obtained with lower cost, and the plant growth regulator composition is safe to crops.

This invention provides a high-efficiency seedless grape cultivation technology. Through systematic innovation in seed pretreatment, compound growth regulator formulation, substrate optimization, and precise cultivation management, it overcomes traditional technological bottlenecks. Seed pretreatment employs a quicklime-distilled water activation method combined with wood ash-milk fermentation and ultrasonic-assisted treatment, significantly improving embryo activity and germination rate. The growth regulator is a golden ratio compound of gibberellin and chlorpyrifos, applied to the flower spikes twice, with sodium tungstate added to prolong efficacy, achieving a seedless rate >95% and a 20%-30% increase in berry weight. The substrate uses a multi-stage formulation system, adjusted to pH 5.0-5.5 after low-temperature sterilization, and incorporates 5% biochar to enhance water retention and pollution resistance. Innovative cultivation management includes optimized H-shaped trellis system combined with rain-sheltered cultivation and precise water and fertilizer management, resulting in a stable yield of over 1500 kg / mu, extended shelf life to 15 days, and a cultivation cycle shortened to 2 years before fruiting. This technology comprehensively improves fruit quality and planting efficiency, demonstrating significant application value.

The invention discloses an ardealite soil conditioner and a preparation method thereof, and relates to the technical field of microbial growth promoters and soil remediation agents. The ardealite soil conditioner comprises ardealite, organic matters, an alkaline conditioner, a water-retaining agent, a microbial agent and a long-acting microbial growth regulator. The ardealite, the organic matter, the alkaline conditioner, the water-retaining agent and the microbial agent are precisely proportioned, so that a multi-component synergistic effect is realized. The trend shows that the salinity of the soil is continuously reduced, the water retention capacity and the pH adjusting capacity are enhanced, and a more stable remediation mechanism is formed. Compared with the limitation of single-point improvement in the prior art, the method disclosed by the invention shows a more comprehensive and lasting improvement effect in saline-alkali soil or degraded soil.