189 results about "Uniconazole" patented technology

The invention relates to a plant growth regulator composition containing maleic hydrazide and the purposes thereof. The composition contains maleic hydrazide (A) and a combination of known plant growth regulators, such as paclobutrazol, uniconazole, cycocel, mepiquat chloride, triapenthenol, daminozide, ethephon, taterpex and thidiazuron, wherein the weight ratio of the (A) to the (B) is 1: 300 to 500:1 and preferable 1:100 to 300:1, the (A) and the (B) can be proportioned with known aids and an excipient to prepare any agriculturally acceptable preparation; and the agriculturally acceptable preparation can be diluted with water or soil into a needed concentration of 1-8000 mg / kg, preferable 50-5000 mg / kg and used for regulating the growth of cultured plants, such as hedge plants, lawns, landscape plants, fruit trees, vegetables, economic crops, food oil crops and forage grass through the treatments of irrigation, flood irrigation, fertilization with water, jetting, spraying, scattering, smearing, injecting, transfusing, dressing seeds, spreading fertilizer, dispersing, and the like. The composition has the advantages of wide range of applications, low cost, good effect and synergy.

The invention discloses a plant growth regulating composition and its application. The composition comprises the following components: A) natural abscisic acid, B) gibberellic acid (GA3, or of GA4 +7), and C) an existing plant growth regulator. The existing plant growth regulator is selected from one or more than two of 6-BA (6-benzylaminopurine), thidiazuron, brassinolide, sodium nitrophenolate, potassium nitrophenolate, chlormequat chloride, triacontanol, naphthlcetic acid and its salt, indolebutyric acid and its salt, indoleacetic acid and its salt, ethephon, diethyl aminoethyl hexanoate, paclobutrazol, uniconazole, fulvic acid, Mepiquat chloride, nitrohumic acid, jasmonic acid and triapenthenol. Specifically, the components A), B) and C) are in a weight ratio of 1:0.001-500:0.001-500. The S-ABA (S-abscisic acid) added in the invention can expand the prevention and treatment objects, reduce or prevent phytotoxicity, reduce dosage, and lower the use cost.

The invention discloses a multifunctional nutrient ecological dense agent, and preparation and application methods thereof. A formula of the multifunctional nutrient ecological dense agent comprises a solution (A) and a solution (B), wherein the solution (A) is an EM compound probiotic fermentation solution; the solution (B) consists of an organic nutrition adsorbed and complexed chelation carrier and a combined inducer; the EM compound probiotic fermentation solution is prepared by fermentation, activation and expanding propagation of an EM solid bacterial agent; the organic nutrition adsorbed and complexed chelation carrier is a concentrated molasses fermentation solution; active components of the combined inducer are selected from a group consisting of photosynthetic induction factors, tetramethyl glutaric acid, RE nitrate acid rare earth for agricultural use, activator protein, chitosan oligosaccharide, salicylic acid, S-abscisic acid, trehalose, a rooting agent, uniconazole and forchlorfenuron; the solution (A) and the solution (B) are separately stored, and are mixed for preparation before being used. The multifunctional nutrient ecological dense agent is applicable to horticultural crops in greenhouses and large lands, and can be used with ecological cultivation soil in a cooperating manner for high-quality ecological cultivation; by virtue of various application modes such as seed soaking, dripping and spraying, multiple targets of supplying organic nutrition, regulating and inducing resistance to disease and pest, and performing adversity protection are achieved.

The invention discloses a compound composition used for increasing the crop fertilization rate. The compound composition comprises a first component of phethalanilic acid, a second component selected from one or more of brassinolide, 6-benayl aminopurine, compound sodium nitrophenolate, diethyl aminoethyl hexanoate, prohexadione calcium, grain yellowing agents, forchlorfenuron, triacontanol, chlormequat chloride, mepiquat chloride, paclobutrazol, uniconazole, amino-oligosaccharin, humic acid, amino acid, alginic acid and chitosan oligosaccharide, and a third component selected from one or more of boric fertilizer, calcium fertilizer, nitrogen fertilizer, potash fertilizer, phosphatic fertilizer, iron fertilizer, copper fertilizer, magnesium fertilizer, manganese fertilizer, molybdenum fertilizer and silicon fertilizer. The composition can be prepared into an aqueous solution or a soluble solution or wettable powder or water dispersible granules which are allowed to be used for agriculture. The compatibility of all the components is reasonable, the key risks of the phethalanilic acid are lowered while it is ensured that the crop fertilization rate is effectively increased, the nutrition level and stress-resistant capacity of crops are improved, and the increase of production and income of crops is promoted.

The invention discloses a plant growth regulator and application thereof. The plant growth regulator has active components of prohexadione calcium and uniconazole. Experiment show that prohexadione calcium and uniconazole have obvious synergism, so as to realize an ideal anti-lodging effect, eliminate side-effects caused by individual existence, and substantially reduce a usage amount of the active components, environmental pollution, and agricultural cost.

The invention relates to a multi-functional peanut growth inhibitor which is composed by the weight ratio of following components, paclobutrazol to prohexadione calcium to uniconazole is 3: 1.2-1.5: 0.8-1.2. The invention not only can effectively control the growth of the vegetative part of the peanut on the ground, can prevent the peanut from overgrowing and lodging, but also can effectively avoid the side effect brought by general growth inhibitor (e.g. paclobutrazol). At the same time, in the growth anaphase of the peanut, the invention can remarkably improve LAI (leaf area index), effective LAI, leaves membrane-lipid protective enzymatic activity (SOD, POD, CAT), Pr (soluble protein) content and so on, can reduce MDA content and can postpone the senescence rate of peanut leaves. More importantly, the invention can remarkably improve the output of pods. The production can be increased by 16.6 percent- 23.0 percent more than the production without spraying any inhibitor, and can be increased by 7.6 percent- 13.7 percent more than the production only spraying paclobutrazol. The invention solves the problem that the overgrowth and presenility can not be prevented synchronously in the production process of the peanuts.

A composite microemulsion used as plant growth regulator for wheat, soybean, peanut, paddy rice, etc contains mepiqnat chloride, uniconazole, cosolvent, emulsifier, stabilizer and water.

The invention relates to flax culture technology, in particular to a topping off bud inhibition anti-lodging culture method for the flax in the later breeding stage. According to the method, the tip and twigs of a flax plant are removed by a mechanical method from the flax bud appearance stage to the flowering stage; simultaneously a bud inhibition agent is sprayed to prevent the side twigs of the flax plant from sprouting; and the lodging of the flax plant is avoided by the reduction of the flax plant tip weight and the lowering of the flax plant gravity center. The method is not limited by the anti-lodging performance of flax varieties, is not impacted by the flax growing period, and is not affected by the flax seed quantity, the flax nitrogen fertilizer application amount and the flax plant technological length. The problems similar to the underproduction caused by the synchronous shortening of the technological length of an original stem due to the flax plant height reduction resulting from the application of uniconazole cannot occur. The method can effectively reduce the lodging rate of the flax, reduce the lodging degree of the flax, and prolong the growth duration of the flax. The method is obviously characterized by stable output, high quality and high efficiency.

The invention relates to an agricultural composition containing chitosan oligosaccharide and fipronil, the agricultural composition is characterized by also containing one or a plurality of component from an insecticidal component, a sterilization component, a plant growth regulator and a fertilizer component, the insecticidal component is selected from one or a plurality of component of abamectin, chlorpyrifos, fosthiazate, thiamethoxam, phoxim, spinosad, isazofos, ivermectin, profenofos, thiodicarb and imidacloprid, the sterilization component is selected from one or a plurality of component of ethylicin, azoxystrobin, fludioxonil, hymexazol, difenoconazole and propiconazole, the plant growth regulator is selected from one or a plurality of component of mepiquat chloride, naphthylacetic acid, chlormequat chloride, uniconazole, paclobutrazol and indolebutyric acid, and the fertilizer component is selected from one or a plurality of component of nitrogen, phosphorus, potassium, calcium, magnesium, boron, zinc and amino acids. The agricultural composition can be one of a granule agent, a microcapsule agent, an absorbent product, a water agent, a water emulsion agent, a suspending agent, a water dispersible granule agent, a wettable powder agent and a microemulsion agent, and is used for root irrigation, sprinkling and pouring, furrow application pesticide-clay mixture or hole application, and the agricultural composition is used for the control of plant diseases and insect pests and regulation of plant growth.

The invention relates to an agent for promoting fruit coloration of Nanguo pear. The agent is aqueous and dedicated for Nanguo pear, and can increase the 'red fruit' rate by regulating and controlling the synthesis and metabolism of anthocyanidin in Nanguo pear. The agent contains the following components: uniconazole 0.1g / L, sucrose 1g / L, potassium sulfate 1g / L, calcium chloride 3g / L, levulinic acid 0.1g / L, glutamic acid 1.0g / L, tyrosine 0.3g / L, phenylalanine 0.3g / L, boric acid 0.3g / L, Tween 100 1ml / L, and water in balance. The agent is prepared by the following steps: (1) respectively weighting uniconazole, sucrose, potassium sulfate, calcium chloride, levulinic acid, glutamic acid, tyrosine, phenylalanine, boric acid and Tween 100 at the given ratio; (2) respectively dissolving the materials in water, wherein uniconazole is dissolved with methanol; glutamic acid, tyrosine and phenylalanine are dissolves with distilled water at 100 DEG C; and potassium sulfate and calcium chloride are dissolved with distilled water at 50-70 DEG C; mixing after dilution; adding water until the desired concentration; and stirring thoroughly to obtain the final product. The agent can increase the 'red fruit' rate of Nanguo pear by 14%, and is convenient to use and harmless and innoxious to human body and environment.

The invention relates to a uniconazole and pendimethalin bud inhibiting agent comprising uniconazole, pendimethalin, a solvent and an emulsifier, wherein the proportional range of the uniconazole and the pendimethalin is 1:10-15, the optimal proportion is 1:14, the solvent and the emulsifier are added as missible oil. The uniconazole and pendimethalin bud inhibiting agent is used for inhibiting the growth of tobaccolateral buds and has high efficiency, low toxicity, low cost and no environmental pollution.

The invention discloses a method for simultaneously determining multiple plant growth regulators in exported vegetables. The method comprises the following steps: extraction, purification, concentration, ultrahigh-performance liquid chromatography-triple quadrupole / composite linear ion hydrazine mass spectrometer (UHPLC-QTRAP) determination and the like. The method can simultaneously determine the 17 plant growth regulators, including gibberellin, indolyl-3-butyric acid, p-chlorophenoxyacetic acid, abamectin, diethyl aminoethyl hexanoate, atrazine, simazine, 6-benzyl aminopurine, 2,4-dichlorphenoxyacetic acid, forchlorfenuron, mepiquat chloride, chlormequat chloride, paclobutrazol, uniconazole, abscisic acid, thidiazuron and p-fluorophenoxyacetic acid. The method disclosed by the invention has the advantages of simple steps, short time consumption, high accuracy and high precision.

The invention discloses uniconazole microcapsules and a preparation method thereof. The uniconazole microcapsules consist of the following substances in parts by mass: 0.1 to 0.5 part of uniconazole, 0.5 to 4.0 parts of degradable polymer and 0.55 to 10 parts of hydrophilic emulsifier, wherein capsule cores of the uniconazole microcapsules are uniconazole. The preparation method prepares the uniconazole slow-release microcapsules by selecting degradable polymer capsule materials and combinations thereof different in proportion, utilizing the hydrophilic emulsifier to emulsify the capsule materials and the capsule cores respectively and then spray-drying obtained emulsified mixed solution of the capsule materials and the capsule cores at a certain inlet / outlet temperature. The slow-releasemicrocapsules are safe for human bodies and little in environmental pollution, and have the advantages of controlling or delaying the release of uniconazole, improving bioavailability, prolonging persistent-effect period, reducing application dosage, reducing the degradation of active components in environment, improving the stability of the active components, and the like.

The invention provides a special growth regulator for soybean and a preparation method for the special growth regulator, wherein the output and the quality of soybeans can be improved. The special growth regulator for soybean comprises a growth regulator for soaking seeds, a growth regulator in a seedling period and a growth regulator in a growing period, wherein the growth regulator for soaking seeds comprises the following components in percentage by weight: compound sodium nitrophenolate, brassinolide, indoleacetic acid, carbendazim, ethanol, ethyl ether, amino-oligosaccharin, seaweed extract, vitamin B1, vitamin B6, vitamin E, glucose and the balance of water; the growth regulator in the seedling period comprises the following components in percentage by weight: brassinolide, paclobutrazol, gibberellin, diethyl aminoethyl hexanoate, carbendazim, ethanol, ethyl ether and the balance of water; the growth regulator in the growing period comprises the following components in percentage by weight: chitosan oligosaccharide, uniconazole, ammonium molybdate, calcium superphosphate, potassium dihydrogen phosphate, magnesium sulfate, zinc sulfate, ferric sulfate, copper sulfate and the balance of water.

The invention discloses a plant growing regulator compound essentially prepared by the following components according to the weight portion of 0.1 to 60 portions of uniconazole and 0.1 to 60 portions of one or two of caproic acid diethyl amidocyanogen ethanol ester and compound sodium nitrophenolate. The invention can promote the absorption effect of plant vanes and improve the operating factor of pesticide. After being sprayed in a full-bloom stage, the pod number effect and the particle number effect for soybean and peanut is improved; the rate of unfilled pod is remarkably reduced; the grain is fully filled and the output is improved by 12 to 20 percent; the lodging resistance capacity is enhanced. After the pesticide is used, the qualities of the peanut and soybean are improved; more particularly, the Aspergillus flavus infection rate of the peanut is reduced remarkably; the economic value is improved remarkably; the absorption rate of the pesticide is improved; the effect using mount of the uniconazole is reduced by 15 to 30 percent under the same vigorous growing control effect; the pesticide processing and using effects are effectively reduced. The invention can be broadly applied to various plants and crops and has the advantages of simple technique and convenient use.

The invention discloses a cultivation method for increasing yield of mechanically-transplanted rice with long seedling age, and belongs to technical field of rice cultivation. According to the cultivation method, from plate placement of a rice seedling bed to a one-leaf one-core period of seedlings, irrigation is preformed to enable seedling plates to be soaked by water, and water is drained; when soil in the plates dries up, irrigation is performed again to enable the seedling plates to be soaked by the water, and the water is drained; the steps are performed repeatedly. In the one-leaf one-core period, nitrogen-phosphorus-potassium compound fertilizer is applied into the seedling plates, and fertilization is not needed in later period. A wetting-drying alternation method is adopted for water management. 6-7 seedlings are transplanted in each hole during mechanical rice transplantation, and uniconazole is sprayed onto leaves during tillering. In a panicle primordium differentiation stage, liquid silicon fertilizer is used for irrigating roots after being diluted by water, and a silicon solution (prepared by Na2SiO3 9H2O (sodium metasilicate nonahydrate)) is sprayed onto the leaves. By the nutrient and water management mode and the like of the cultivation method, tillering capability and grouting firmness of the mechanically-transplanted rice with the long seedling age are improved greatly, effective ear numbers and actual ear numbers are remarkably increased, and the yield of the mechanically-transplanted rice with the long seedling age is effectively increased.

The invention discloses a corn high-yield and lodging-resistant cultivation method which includes the following steps that on the basis of soil preparation and land formation, a rectangular piece of land is mechanically made, the width of the face of the rectangular piece of land is 110 cm, the width of a ridge of the rectangular piece of land is 30 cm, seeding strips are seeded on the positions, away from the two sides of the ridge of the rectangular piece of land by 2.5 cm, each seeding strip is composed of two rows of seeds, the distance of the two rows of seeds is 15 cm, the two rows of seeds are distributed in a staggered mode, and the vertical distance of every two adjacent holes of seeds is a planned planting distance; corn seedling cultivation is performed, a seedling is grown with three leaves and one core, when a newly-grown root system of the bottom of the corn seedling penetrates out of a water leakage hole in the bottom of a hole plate again by 0.5-2 cm, and the seedling is transplanted into a field; in the early stage of jointing of corns, composite modifiers of 30 kilograms are evenly sprayed on corn plant leaves by utilizing a conventional sprayer, moisture serves as the degree, and the composite modifier of each kilogram comprises 301-400 mg / kg of succinic acid, 0.000031-0.00005 mg / kg of CPPU, 20-60 mg / kg of uniconazole and 50000-100000 mg / kg of monopotassium phosphate.

The invention discloses a multifunctional antitranspirant. The contents and the weight percentage of each content thereof are as follows: hydroxyethyl methyl cellulose: 10 to 60 percent; biochemistry fulvic acid power: 5 to 25 percent; organic rare earths: 1 to 10 percent; sodium hexametahposphate: 0 to 5 percent; dodecyl sodium sulfate 0 to 4 percent; monopotassium phosphate: 3 to 15 percent; organic trace element: 1 to 14 percent; polyacrylate sodium: 0 to 10 percent; uniconazole: 0 to 2 percent; and a- rhodofix: 0 to 2 percent. The organic rare earth is obtained from carrying out chelation reaction to azotic acid rare earth with chelating agent; the organic trace element is a compound organic trace element which obtained from adding deionized water and chelating agent into one or a plurality of combinations of CuSO4, ZnSO4, FeSO4 and MnSO4 to carry out chelation reaction. The invention has the functions of drought control, wind proof, transpiration inhibition, plant growth adjustment and fortification, can raise the survival rate and preservation rate of plants, improve the survival state of plants and furtherly raise the ability to resist degeneration, resist disease, control drought and resist cold, thereby reaching the purpose of water saving, seed preserving and production and income increasing.

The invention discloses a rice sprouting inhibitor and a preparation method thereof. The rice sprouting inhibitor consists of the following formula components in parts by mass: 3-5 parts of a coumarin extract, 3-7 parts of eugenol, 4-8 parts of sucrose ester, 3-5 parts of a bitter apricot seed extract, 2-3 parts of maleic hydrazide, 2-6 parts of malic acid, 3-5 parts of a morus alba root extract, 5-7 parts of abscisic acid, 3-4 parts of uniconazole, 1-3 parts of sodium citrate, 1-4 parts of paclobutrazol, 3-5 parts of a salicylic acid extract, and 3-5 parts of a waxberry extract. The rice sprouting inhibitor disclosed by the invention is reasonable in formula, and an experiment verifies that the rice sprouting inhibitor has a very obvious rice sprouting inhibitory effect, and achieves an aim of being safe and preventing sprouting; and the rice sprouting inhibitor is simple in processing and making, is convenient to use, and provides an ideal drug for preventing rice sprouting.

The invention relates to the technical field of formula of fertilizer special for paddy rice and discloses a seedling strengthening nutrient agent special for paddy rice. A ton of nutrient agents contain the following constituents by weight: 50-80kg of zinc sulfate, 3.0-6.5kg of ferrous sulfate, 2.5-7.5kg of root accelerant, 2.5-7.5kg of silicon fertilizer, 0.75-4.0kg of uniconazole, 500-750kg of ammonium chloride, 100-149kg of calcium superphosphate, 95-125kg of potassium chloride, 60-100kg of ammonium phosphate and 10-32kg of attapulgite. The invention can provide necessary elements, such as nitrogen, phosphorus, potassium, silicon, iron, zinc and the like, for growth and development of paddy rice, and active substances for promoting root system growth are added so that growth and development of root system of paddy rice can be promoted; proper amount of plant growth regulator ''uniconazole'' is applied so that the rice seedlings can be promoted to be tillered in advance; vegetative growth can be controlled during the middle and late tillering periods to dwarf plants to improve paddy rice falling resistance, promote rice seedling growth, shorten seedling suppression stage and increase economical benefit; and the seedling strengthening nutrient agent special for paddy rice has the benefit of wide popularization.

The invention discloses the component and content of garden plant growth regulating agent and the preparing method. The product takes growth material and biological active material of different plants as main component, and takes other component as auxiliary component. There are two kinds of agent: I. garden plant growth promoting agent and II garden plant growth delaying agent. The detail component comprises: (1) brassinolide (BR): 0.15% natural rape; (2) uniconazole (S3307): 5% ultramicroscopic wettable powder; (3) enzyme number 5; (4) biological bactericidal agent, plant se-producing germ inhibiting agent that induces plant system to get resistant effect, validamycin or polyoxin, 5- 10%; (5) pesticide progression agent, which possesses functional effects of surface activating agent, dispersing agent, stabilizing agent, spreader and anti- ultraviolet agent, 20-40%.

The invention belongs to a plant chlormequat drought resistance agent which is prepared by the following ingredients in parts by weight: 12-17 parts of trinexapac ethyl, 8-12 parts of chlormequat chloride, 12-17 parts of paclobutrazol, 23-27 parts of uniconazole and 28-32 parts of morphactin. The plant chlormequat drought resistance agent has a dwarfing effect to lawn plant; with the plant chlormequat drought resistance agent, the needed flat trimming is little, water for irrigation is little, the leaves are straight and upright, the root system develops well, and the resistance to frost and drought, saline alkali, diseases and insects is good; and the plant chlormequat drought resistance agent has the advantages of low toxicity, high efficiency, environment-friendly performance and low consumption.

The invention relate to a seed treatment agent suitable for cultivating a rape carpet seedling and an application method of the seed treatment agent. Every litre of the seed treatment agent comprises the following components by weight: 5 grams of 5% uniconazole, 142 milligrams of iron vitriol, 294 milligrams of magnesium sulfate, 0.6 milligrams of boric acid, 0.6 milligrams of zinc sulfate, 0.6 milligrams of manganese sulfate and the balance of water. According to the invention, the seeding is carried out after the seed dressing treatment is carried out by using the seed treatment agent, so that the emergence rate, seedling rate and seedling quality of rape seeds are enhanced.

The invention discloses a feizixiao litchi flower regulating agent and a preparation and application method thereof. The feizixiao litchi flower regulating agent is prepared from the following raw materials of, by weight part, 11 parts of 5% uniconazole, 30-60 parts of monopotassium phosphate, 30 parts of borax, 10-30 parts of amino acid and 20-50 parts of glucose. The feizixiao litchi flower regulating agent greatly increase the proportion of female flower, inhibit overgrowth of spica and avoid flower retting.

The invention discloses a water dispersion granule containing flumetralin and uniconazole. The water dispersion granule comprises, in weight percentage, 1%-60% of flumetralin, 0.5%-8% of uniconazole, 0.5%-2% of wetting agents, 0.5%-2% of dispersing agents, 1%-5% of adsorbing agents, 2.5%-5% of disintegrating agents, 1%-5% of stabilizing agents and the rest fillers. The water dispersion granule is environmentally friendly, low in cost and safe for trees and fruits, summer shoot control effects are excellent, and duration of pesticide effects is long.

The invention discloses an agent for controlling excessive vegetative growth and strengthening seedlings of peanuts and a preparation method and an application of the agent. By taking silicate, mepiquat chloride and uniconazole as effective components, 1-10% of silicate, 10-50% of mepiquat chloride, 0.1-5% of uniconazole and 1-50% of an assistant and soluble filler are evenly mixed and ground to obtain the agent for controlling excessive vegetative growth and strengthening seedlings of peanuts; and by utilizing the stress resistance of the silicate and the characteristic of coordinated nutrient utilization, the absorption and the utilization of elements such as N, P and K in soil caused by peanut root systems are promoted, the capability of photosynthesis of the peanut is enhanced, the problems of excessive vegetative growth and lodging of aboveground parts are effectively controlled by matching with the mepiquat chloride and the uniconazole for adjusting the development process of the peanut, the seed setting rate and the grain plumpness rate of the peanut are increased, and the problems of soil nutrient deficiencies and excessive vegetative growth and lodging of the peanut in the south region of China are effectively solved. The prepared agent for controlling excessive vegetative growth and strengthening seedlings of peanuts can effectively improve the stress resistance of the peanut, has a good yield-increasing effect, and is simple in production process, simple and convenient in using method, and easy to popularize and apply.

The invention relates to a chitosan oligosaccharide agricultural composition for improving coloration of plants and an application thereof and a method by utilizing the same to improve coloration of plants. The invention particularly provides a chitosan oligosaccharide agricultural composition for improving coloration of plants. The weight percentage of the chitosan oligosaccharide in the agricultural composition is 0.0015 to 0.015 percent and is preferentially 0.0025 percent to 0.01 percent. The chitosan oligosaccharide agricultural composition also comprises other ingredients such as one or multiple varieties of glycine, levulinic acid, glutamic acid, phenylalanine, tyrosine, acetylsalicylic acid, genistein, uniconazole, potassium sulphate, monobasic potassium phosphate, dipotassium phosphate, potassium phosphate, calcium chloride and boric acid. The plants include crops and flowers. An evaluation target of the plant coloration is a harvesting target or an ornamental target of the plant such as seeds, fruits, roots, stems, leaves and flowers.

The invention relates to a regulator for promoting growth of fruit tree flowers and a preparation method of the regulator, belongs to the technical field of fruit tree cultivation and aims to solve the problems of low yield of orchards in season and vigorously growing saplings, hormone residues on fruits and the like. The regulator for promoting the growth of the fruit tree flowers comprises components in parts by weight as follows: 1.2-1.8 parts of choline chloride, 0.6-0.9 parts of sodium bisulfite, 0.6-0.9 parts of potassium bicarbonate, 3.9-5.5 parts of paclobutrazol, 0.8-1.3 parts of uniconazole, 0.2-0.4 parts of 6-benzyladenine, 13.8-16.8 parts of monopotassium phosphate, 11.3-13.8 parts of zinc sulfate, 15.9-19.4 parts of boric acid, 2.4-3.7 parts of ammonium molybdate and 0.6-0.8 parts of a wetting dispersant. A preparation process of the regulator for promoting the growth of the fruit tree flowers is simple, low in cost and convenient to use, the regulator has remarkable shoot controlling, flower growth promoting and yield increasing effects, the hormone residues on the fruits are reduced effectively, the regulator has better social and economic benefits and has wide application prospect in open-ground cultivation, facility cultivation and potting cultivation of various fruit trees.

The invention provides a plant growth regulator, wherein, uniconazole is dissolved in an appropriate amount of organic solvent to have inclusion reaction with cyclodextrin or the derivatives thereof, and then dried to obtain the regulator. The solubility, sustained-release performance and bioavailability of the uniconazole-cyclodextrin inclusion compound are greatly improved, so that the plant growth regulator can effectively regulate wheat, soybean, corn, rice and other crops, control node elongation and prevent over-luxuriant growth and lodging.