25 results about "Chlormequat" patented technology

The invention discloses a seedling raising method for controlling the height-diameter ratio of cinnamomum camphora for afforestation, and belongs to the technical field of cinnamomum camphora seedling raising. Soya bean lecithin is adopted to embed chlormequat chloride to prepare a slow-release conditioner, the slow-release conditioner is sprayed in the fast-growing period of cinnamomum camphora seedlings, the conditioner slowly releases chlormequat chloride to act on the seedlings, the plant height increase of the seedlings is inhibited, and the yield of the seedlings is increased. Meanwhile, a nutrient solution and drought stress are combined for the seedlings, the height of the seedlings is reduced, meanwhile, ground diameter increase is effectively promoted, thick and strong high-quality cinnamomum camphora seedlings are obtained, and the quality of the cultivated cinnamomum camphora seedlings is improved.

The invention belongs to the technical field of plant cultivation, and particularly relates to a wheat shallow-buried drip-irrigation uniform-sowing densification high-yield cultivation method and system, two main treatments of traditional sowing and uniform sowing are set, four different cultivation densities are set at the same time, and changes of wheat growth and yield under different treatments are observed; a drip irrigation tape laying mode of one pipe and two rows is adopted; two chemical control agents of chlormequat chloride and paclobutrazol * mepiquat chloride are sprayed in the three-leaf stage and the elongation stage of wheat, and the dosage of the chemical control agents is set to be three gradients; determining a chemical regulation and control scheme of the spring wheat under the close planting cultivation condition; under the condition of close planting, the control effect of close planting chemical control on wheat growth and yield is studied by adopting a split area test design, and the control effect of water and nitrogen control on wheat growth and yield is studied. According to the method, the planting density and the planting specification of a shallow-buried drip irrigation uniform sowing mode are defined, and a high-yield, high-quality and high-water-efficiency irrigation and fertilization scheme for wheat is determined.

The invention discloses a method for growing seedlings of xanthoceras sorbifolia bunge in the current year, and belongs to the technical field of xanthoceras sorbifolia bunge seedlings. The seedling raising method comprises the following steps: (1) cultivating rootstock seedlings; (2) stock seedling management; (3) scion collection; (4) grafting; (5) performing post-grafting management: performing germination accelerating and sowing on xanthoceras sorbifolia bunge seeds in the current year of harvesting, performing overwintering cultivation of stock seedlings in a shed, and performing management modes of spraying a nutrient solution and chlormequat chloride in the next year, so that the stock seedlings are consistent with nursery stock scions in a cutting orchard in phenological time at the end of May, the growth amount and the thickness are completely matched with scions, grafting is facilitated, and the survival rate is high; the seedlings can be outplanted in the same year after grafting survival. The method is easy and convenient to operate and small in space-time limitation, the seedling raising period is shortened to one year from 2-3 years of a traditional method, the ground diameter of grafted seedlings can reach 1 cm during outplanting in the current year of grafting, the grafting survival rate reaches 90% or above, and popularization is easy.

The invention discloses a method for determining a quaternary ammonium salt pesticide in blood by using liquid chromatography-mass spectrometry, which comprises the following steps of: drawing a whole blood (plasma and serum) matrix labeling standard working curve through liquid chromatography-mass spectrometry analysis; obtaining peak areas of quantitative ion peaks of target objects containing paraquat, aquacide, diguat, chlormequat and mepiperidine with different concentrations and peak areas of quantitative ion peaks of internal standard substances, and further drawing a standard working curve; and performing liquid chromatography-mass spectrometry analysis on the whole blood sample under the same condition to obtain the peak area of a target substance quantitative ion peak and the peak area of an internal standard substance quantitative ion peak in the whole blood test solution, and calculating the content of each quaternary ammonium salt pesticide according to the standard working curve. The method can be used for simultaneously detecting the content of five quaternary ammonium salt pesticides in the whole blood of the poisoned patient simply, conveniently and quickly, and has the characteristics of simplicity, accuracy, good repeatability and high sensitivity.

The invention discloses a potted bulb flower dwarfing treatment method, and belongs to the technical field of plant cultivation. According to the method, grass carbon, perlite and leaf mold are used as cultivation substrates to cultivate bulb flowers, and 12-15 days after planting, chlormequat chloride is used for root irrigation treatment on plants, or chlormequat chloride or uniconazole is used for foliage spraying treatment on the plants until 2 / 3 of the plants have buds; the cultivation temperature after planting is 9.5-10 DEG C, and after planting is conducted for 17-20 days, the plants are moved to the environment with the temperature being 15-19 DEG C and the relative humidity being 50-60% to continue to be cultivated. According to the method, the plant height control effect is good, the number of flower buds and the number of formed flowers can be increased, the length of the flower buds is increased, the flowering phase is prolonged, the ornamental value of plants is improved, the production cost is reduced, and the market competitiveness and economic benefits of potted flowers are greatly improved; the selected culture substrates are all renewable resources, and environmental protection and agricultural sustainable development are facilitated.

The invention relates to a corn staggered plant planting and chemical control synergistic yield increasing method, which comprises the following steps that wide and narrow row staggered plant planting is adopted, the row spacing of corn comprises wide rows and narrow rows, the wide rows and the narrow rows are arranged in a staggered manner, the row spacing of the wide rows is 78-82cm, and the row spacing of the narrow rows is 38-42cm; two adjacent rows of corn plants corresponding to each narrow row are planted in a staggered manner, so that one row of corn plants are aligned to the midpoint position of a connecting line of two corn plants in the other row; the planting density per mu is 5500 to 6000 plants; a chemical control agent is sprayed twice in the growth period of the corn, the chemical control agent is a compound chemical control agent prepared by compounding ethephon and chlormequat chloride according to the mass ratio of 3: 1, and the chemical control agent is sprayed in the 8-leaf expansion period and the 15-leaf expansion period of corn plants in sequence; the total amount of the pesticide sprayed each time is 11.8-12.2 g / mu, and the concentration of the spraying liquid is 0.2 w / v% + / -0.05%. According to the method, wide-narrow row staggered plant planting and secondary chemical control are cooperated, and the purposes of stable lodging resistance and high yield are achieved under the condition of high close planting of corn.

The application discloses a method for determining quaternary ammonium salt pesticides in blood by using liquid chromatography mass spectrometry, which draws a standard working curve of whole blood (plasma, serum) matrix by liquid chromatography mass spectrometry analysis, obtains peak areas of target quantitative ion peaks and peak areas of internal standard quantitative ion peaks of different concentrations of paraquat, diquat, wild wheat, chlormequat, and mepiquat, and then draws a standard working curve; and under the same conditions, liquid chromatography mass spectrometry analysis is carried out on whole blood sample liquid, peak areas of target quantitative ion peaks and peak areas of internal standard quantitative ion peaks in the whole blood sample liquid are obtained at the same time, and the content of each quaternary ammonium salt pesticide is calculated according to the standard working curve. The application can simply, quickly and simultaneously detect the content of five kinds of quaternary ammonium salt pesticides in whole blood of poisoned patients, and has the characteristics of simplicity, accuracy, good repeatability and high sensitivity.

The present application relates to the technical field of plant growth regulators, and discloses a peanut regulator synergistic combination screening method based on the equivalent line method, comprising: setting at least 5 concentration gradients of chlormequat and uniconazole, and two-by-two combination of full-factor design; applying pesticide at the full-bloom stage of peanuts, and investigating the main stem height, branch number, single plant pod number, hundred pod weight, hundred kernel weight and yield at the harvest stage; establishing a single dose response regression equation to calculate the ED value; for each index, drawing a theoretical equivalent line based on the single dose ED value, and drawing an experimental equivalent line based on the ED value of the compound combination; comparing the positional relationship of the two to determine the synergism, reading the end point of the experimental equivalent line to determine the best synergistic concentration range under the index; taking the intersection of the best synergistic ranges of multiple indexes to obtain the compound synergistic region and convert it into a mass ratio range; and the present application solves the methodological defects of the existing equivalent line method, i.e. the inability to determine the synergistic dose range due to single calculation end point, and the difficulty in meeting the multi-target regulation of peanuts.

This invention discloses a method for promoting the maturity of maize replanted after wheat in the Yanqi reclamation area, specifically including the following steps: Step 1, variety selection; Step 2, seedling preparation and management; Step 3, land preparation; Step 4, transplanting operation; Step 5, field management. This invention relates to the field of maize cultivation technology after wheat. This method of maize cultivation by transplanting seedlings after wheat, through the selection of early-maturing varieties with a full growth period, combined with pre-harvest seedling raising before wheat harvest, perfectly addresses the problem of insufficient effective accumulated temperature after wheat, ensuring normal maturity of maize within a limited growth cycle and avoiding yield reduction or crop failure due to insufficient accumulated temperature. By treating the substrate with chlormequat chloride, precisely controlling the temperature and humidity of the seedling shed, and hardening off seedlings before transplanting, it effectively suppresses tall, weak seedlings, reduces pests and diseases, and cultivates strong seedlings. During transplanting, the soil around the roots is compacted, and water is sprayed to retain moisture before loading. Combined with the suitable seedling age of 2 to 5 leaves and 1 heart, the survival rate of transplanted maize is significantly improved, and the rate of empty stalks is reduced.

The invention belongs to the technical field of agricultural planting, and provides a lodging-resistant and yield-increasing regulator for corn and a preparation method of the lodging-resistant and yield-increasing regulator. The preparation method comprises the following steps: S1, mixing salicylic acid with water to obtain a solution A; s2, mixing trace elements, silanol compounds and the solution A to obtain a solution B; s3, mixing ethephon, chlormequat chloride, the synergist and the solution B to obtain the lodging-resistant and yield-increasing regulator for corn. The lodging-resistant and yield-increasing regulator for the corn, provided by the invention, has a remarkable synergistic effect, and can promote the development process of corn ears while reducing the height of the corn ears and increasing the strength of stalks, so that the yield of the corn can be increased on the basis of lodging resistance.

The invention provides a synergistic weeding composition containing picloram. The synergistic weeding composition comprises an effective component and an auxiliary agent, the effective components comprise 2, 4-dichlorphenoxyacetic acid (2, 4-D) and picloram, and the weight ratio of the 2, 4-dichlorphenoxyacetic acid (2, 4-D) to the picloram is (1: 15)-(18: 1); the auxiliary agent comprises a basic auxiliary agent and a functional auxiliary agent, and the functional auxiliary agent is a combination of a gramineous weed synergist and an anti-drifting agent; the weight percentage of the effective components in the weeding composition is 5%-90%, and the weight percentage of the auxiliary agent in the weeding composition is 10%-95%. According to the scheme, through collaborative screening of the solvent and the auxiliaries, the heat storage (54 + / -2 DEG C, 14 days) layering rate of the soluble concentrate is smaller than or equal to 1%, the suspension rate is larger than or equal to 98%, the stability is remarkably superior to that of an existing compound preparation, and the soluble concentrate is suitable for the uncultivated land complex storage and use environment.

The invention discloses a chlormequat chloride slow-release nanoemulsion as well as a preparation method and application thereof. The chlormequat chloride slow-release nanoemulsion is prepared from the following components in percentage by mass: 50% of chlormequat chloride, 0.05% of an organic silicon defoaming agent, 5 to 15% of APG0810 alkyl glycoside, 5 to 15% of AE0-9 fatty alcohol-polyoxyethylene ether, 8% of a film-forming agent and the balance of water. Researches show that compared with a 50% chlormequat chloride aqueous solution, the chlormequat chloride slow-release nano-emulsion provided by the invention can significantly improve the dwarfing regulation effect of plants, and has a significant dwarfing effect on eucalyptus, moso bamboo, schima superba and conic.

The invention discloses a ficus microcarpa growth inhibitor and a use method thereof. The ficus microcarpa growth inhibitor comprises the following effective components: 800-1200 mg / L of paclobutrazol, 1400 mg / L of chlormequat chloride and 4000 mg / L of daminozide. The growth inhibitor has the advantages that the growth inhibitor has a good inhibition effect on ficus microcarpa, the inhibition rate of newly grown branches reaches 41.83%, the times of highway pruning and maintenance are reduced, the maintenance cost is saved, the labor intensity of workers is relieved, plant leaf malformation can be reduced, and the ornamental effect of plants is guaranteed.

The invention provides a method for detecting chlormequat chloride and mepiquat chloride in cereal grains based on a modified porous material, and relates to the technical field of food safety inspection. The detection method comprises the following steps: preparing a standard solution with gradient concentration by adopting a standard substance of a pesticide to be detected, and carrying out ultra-high performance liquid chromatography-quadrupole tandem mass spectrometry detection to obtain a standard curve of the pesticide to be detected; the method comprises the following steps: extracting to-be-detected cereal grains by using an acetonitrile solution of formic acid, passing an extracting solution through a solid-phase extraction column to obtain a to-be-detected solution, determining the to-be-detected solution by using an ultra-high performance liquid chromatography-quadrupole tandem mass spectrometer, and obtaining the residual quantity of pesticides (chlormequat chloride and mepiquat chloride) in the to-be-detected cereal grains according to an external standard curve method. Compared with an existing detection method, the detection method has the advantages that the detection time is greatly shortened, solvent conversion and purification processes are omitted in the whole pretreatment process, the recovery rate is stable, and the reliability is high.

This invention discloses a method for controlling the height-to-diameter ratio of camphor trees used in afforestation, belonging to the field of camphor seedling technology. This invention uses soybean lecithin to encapsulate chlormequat chloride to prepare a slow-release conditioner, which is sprayed during the rapid growth period of camphor seedlings. The conditioner slowly releases chlormequat chloride to act on the seedlings, inhibiting the growth of seedling height. At the same time, combined with nutrient solution and drought stress, it reduces the seedling height while effectively promoting the growth of ground diameter, resulting in robust and high-quality camphor seedlings, thus improving the quality of the cultivated camphor seedlings.

The invention relates to a composite plant regulator containing chlormequat chloride and paclobutrazol, the active ingredients of the composite plant regulator are chlormequat chloride and paclobutrazol, the mass ratio of chlormequat chloride to paclobutrazol is (1.0-20.0): (25-2025), and the dosage of the active ingredients is between 0.26 mg / L and 20.45 mg / L. After the chlormequat chloride and the paclobutrazol are applied to the oilseed rape, the lodging resistance of the oilseed rape can be effectively improved, the plant height and the gravity center height of the oilseed rape are remarkably reduced, the breaking strength, the sectional area, the breaking strength, the pod bearing height, the one-time effective branch number and the hundred-grain weight are improved, the agronomic traits of the oilseed rape are improved, mechanical harvesting of the oilseed rape is facilitated, and the labor cost is reduced; the production efficiency is improved, and the effects of saving cost and increasing efficiency are achieved; meanwhile, the yield and quality of rape can be effectively improved, and economic benefits of rape are guaranteed.

The invention relates to a potato aeroponic staging regulation nutrient solution and an application method, and belongs to the technical field of soilless culture. According to the method, differential nutrient solution formulas are respectively designed according to nutrient demand characteristics of five growth stages (a germination stage, a seedling stage, a tillering stage, a tuberization stage and a mature stage) of potatoes, the pH value is dynamically regulated and controlled to be 5.5-6.5, the EC value is gradually increased and then slightly decreased according to the growth stages, and a precise atomization application strategy is matched. A CaCl2-KNO3-KH2PO4 triangular system is adopted in the tuberization period, the problem of calcium and potassium antagonism is effectively solved, calcium absorption of tubers is remarkably improved, and the tuberization rate is lower than 3%. Liquid drops are prevented from making contact with the blades through the directional atomization and physical isolation technology, it is ensured that chlormequat chloride residues are not detected out, and the advantages of being efficient, safe and easy to operate are achieved.

The invention provides a method and a reagent composition for controlling excessive growth of pepper plug seedlings. The reagent composition comprises chlormequat chloride with the concentration of 15 to 25 mg / L, diniconazole with the concentration of 80 to 100 mg / L, daminozide with the concentration of 1800 to 2000 mg / L, and water as a solvent. When in use, the chlormequat chloride solution is sprayed in the spreading stage of cotyledons of peppers, the diniconazole solution is sprayed in the two-leaf one-core stage, and the daminozide solution is sprayed in the four-leaf one-core stage. After spraying according to the method, the plant height of pepper seedlings is inhibited, the stem diameter is increased, the root-shoot ratio is increased, the internode is shortened, the seedling strengthening coefficient is improved, plug seedlings can normally grow after field planting, the pepper seedlings can be promoted to form short, strong and compact plant types, and the method is of great significance to cultivation of pepper strong seedlings. And the preparation method is non-toxic, simple to operate, relatively low in cost and convenient to apply.

The invention discloses a seed treatment agent for improving lodging resistance and yield of chenopodium quinoa willd, which comprises the following raw materials: sodium indolebutyrate, gamma-aminobutyric acid, chlormequat chloride, uniconazole, prohexadione calcium, trinexapac-ethyl, abscisic acid, silicon nutrient, surfactant and a proper amount of water. The seed treatment agent has the beneficial effects that the prepared seed treatment agent can effectively control the height of quinoa plants and increase the thickness of rhizomes of the quinoa plants, so that the quinoa plants are tall and straight, the lodging condition can be avoided, meanwhile, the occupied area of a single quinoa plant is reduced, the density of the quinoa plants planted in the same square meter is increased, and the yield is further increased.

The invention relates to the technical field of radish breeding. The invention provides a radish adult plant seed reproduction method which comprises the following steps: (1) sowing radishes, carrying out primary screening before fleshy roots of the radishes are mature, carrying out secondary screening after the fleshy roots of the radishes are mature, and then cutting off part of leaves of the radishes to obtain seed plants; (2) applying an organic fertilizer and a compound fertilizer into the soil, performing deep ploughing, performing ridging, digging planting holes in ridge surfaces, and transplanting seed plants; (3) spraying chlormequat chloride in the squaring stage of the seed plants, and then carrying out topping treatment on the seed plants; (4) performing daily field management; and (5) harvesting radish seeds. The method provided by the invention has a remarkable effect on improving the seed reproduction and production yield of the radish adult-plant method, and has great significance. The radish seed plants are subjected to a series of treatment through a scientific and reasonable seed reproduction method, field management in the flowering phase of the seed plants is enhanced, and the yield of radish adult-plant seed reproduction is improved under the condition that the quality of radish seeds is guaranteed by combining the measures of inserting rods and surrounding ropes, releasing bees and pollinating and the like.

The invention relates to the technical field of application of plant growth regulators to regulation of cotton growth, in particular to application of a plant growth regulator containing chlormequat chloride and uniconazole to regulation of cotton growth, 1000 parts by weight of the plant growth regulator comprises the following components in parts by weight: 70-490 parts of chlormequat chloride, 10-70 parts of uniconazole, 50-250 parts of auxiliaries and the balance of water, wherein the weight ratio of chlormequat chloride to uniconazole is 7: 1. The plant growth regulator disclosed by the invention can effectively control vigorous growth, increase thickness, inhibit height and shrink sections, so that early peach setting, more flowers, more peaches and less shedding are realized, and effective substances for vegetative growth are transferred to reproductive growth, so that the purposes of high yield and quality improvement of cotton are achieved, and the plant growth regulator is safe to cotton, safe to the environment and small in residue.

The invention provides a cucumber seed coating agent, a preparation method and application, and belongs to the technical field of crop seed coating agents. The cucumber seed coating agent comprises the following active ingredients in percentage by weight: 0.3%-0.5% of sodium hypochlorite, 0.006%-0.01% of chlormequat chloride, 0.012%-0.018% of boric acid and inactive ingredients. Cucumber seeds are coated through the combination of sodium hypochlorite, chlormequat chloride and boric acid, germination of the cucumber seeds can be promoted, the germination rate and germination potential of the cucumber seeds can be improved, the leaf area and chlorophyll content of cucumber seedlings can be increased, excessive growth of the seedlings can be inhibited, and strong seedlings can be cultivated.

The invention discloses a fruit preservation method for improving the commercial rate of winter fruits of southern Kyoho grapes in the field of grape planting. The method comprises the following steps: after pruning the plant, planting two buds at the top, watering with sufficient water, and applying urea before the plant sprouts; spraying gibberellic acid on the plant when the plant enters the budding stage; applying high-nitrogen water-soluble fertilizer to the plant and keeping the soil moist when the plant flowers for the first time; spraying 1000 times of chlormequat chloride on the plant leaves 10 to 15 days after the inflorescence of the plant separates, and reducing the spraying of water; shaping the inflorescence, removing the top auxiliary spike and the bottom spike tip, and keeping the inflorescence length between 8 and 10 cm; when the plant enters the initial flowering stage, soaking the inflorescence in a mixed solution of 1 ppm chlorfenapyr and 1 ppm thiadiazole, and not applying nitrogen fertilizer before the plant sets firmly in fruit; and applying high-nitrogen water-soluble fertilizer and increasing the application amount after the plant sets firmly in fruit, while maintaining sufficient irrigation until 50% of the fruits change color. The technical solution of the present invention can significantly increase the fruit setting rate and reduce the size of grains.

The present invention provides a method and reagent composition for controlling excessive growth of pepper plug seedlings. The reagent composition includes: chlormequat chloride at a concentration of 15-25 mg / L, diniconazole at a concentration of 80-100 mg / L, and diaminozidine at a concentration of 1800-2000 mg / L, and the solvent is water. When in use, a chlormequat chloride solution is sprayed during the flattening stage of pepper cotyledons, a diniconazole solution is sprayed during the 2-leaf 1-heart stage, and a diaminozidine solution is sprayed during the 4-leaf 1-heart stage. After spraying according to the method of the present invention, the plant height of the pepper seedlings is suppressed, the stem thickness is increased, the root-crown ratio is increased, the internodes are shortened, the strong seedling coefficient is improved, the plug seedlings can grow normally after planting, and the pepper seedlings can be promoted to form a short, strong, compact plant type, which is of great significance for cultivating strong pepper seedlings. The preparation method is nontoxic, simple to operate, low in cost, and easy to use.

The invention relates to a lodging-resistant enzyme preparation combined fertilizer for crops, which belongs to the technical field of fertilizers and comprises an enzyme magnesium microbial agent, hydrolase, oxidoreductase, lyase, silicon, calcium, photosynthetic bacteria, chlormequat chloride, nitrogen, phosphorus, potassium and sugar. Under the action of the enzyme preparation and the photosynthetic bacteria, plants are helped to absorb nitrogen, phosphorus, potassium, silicon and calcium, brown sugar can increase the adhesive force of the microelement fertilizer on crops and has certain nutritional ingredients absorbed by the crops, so that the plant straw fiber hardness is improved, the plant height of the plants is reduced in combination with chlormequat chloride, and the plants are helped to resist collapse.