53 results about "Quinalphos" patented technology

The invention discloses an antibody preparation method through which various organic phosphorus pesticide residues can be detected and the application, which belongs to the technical filed of agriculture. The antibody preparation method adopts the steps that firstly, O,O-diethylthiophosphoryl chloride is used to react with 4-aminobutyric acid to synthesize into general hapten O, O-diethyl-N-(3-carboxy-propyl)-by-sulfur Phosphoramidate DENP which comprises various organic phosphorus pesticide common structures-O, O-diethyl thiosulfate phosphoryl; secondly, the general hapten O, O-diethyl-N-(3-carboxy-propyl)-by-sulfur Phosphoramidate DENP is respectively coupled with bovine serum albumin BSA and chicken ovalbumin OVA by adopting carbodiimide method, to prepare general immunogen DENP-BSA and general coatingen DENP-OVA; and thirdly, multi-clonal antibody is prepared through immunized New Zealand white rabbits, the obtained antibody has obvious specificity to various organic phosphorus pesticides, such as thimet, demeton, disulfoion, omethoate, phoxim and quinalphos and can be used for the immune detection of the organophosphorus pesticides.

The invention discloses an enzyme-linked immunosorbent assay kit for detecting diethoxy phosphorothioate organic phosphorus pesticide, which comprises a kit body, an ELISA plate coated with the antigen of the diethoxy phosphorothioate organic phosphorus pesticide, an antibody solution against diethoxy phosphorothioate organic phosphorus pesticide, a second anti-solution, a standard solution, a concentrated extracting solution, a substrate solution, a buffer solution of the substrate, a concentrated washing liquid and a stopping liquid. The organic phosphorus pesticide refers to the organic phosphorus pesticide containing the common structure of diethoxy phosphorothioate, in particular parathion, coumaphos, quinalphos, triazophos, phoxim, dichlofenthion, phorate, chlorpyrifos, bromophos ethyl, isazofos, diazinon, sulfotep and a mixture thereof. The enzyme-linked immunosorbent assay kit can be used to detect the organic phosphorus residues in fruits, vegetables, soil and water, and isconvenient in operation, high in sensitivity, low in price and is suitable for high-throughput screening monitored on spot.

The invention provides a determination method of pesticides including dimethoate and the like in Xinhui tangerine peels and products of the Xinhui tangerine peels. The pesticides comprise dichlorvos, methamidophos, acephate, phorate, omethoate, dimethoate, chlorpyrifos, malathion, parathion, quinalphos and ethion. The method comprises the following steps: manufacturing a standard curve, extracting a sample, purifying the sample and determining the sample. The determination method has the advantages of simplicity and rapidness in operation, high sensitivity and strong matrix interference resistance capability, and is suitable for qualitative and quantitative analysis of pesticide residues in the Xinhui tangerine peels and the products of the Xinhui tangerine peels.

An agricultural chemical for preventing and eliminating the lepidopterous, elytropterous, hymenopterous, dipterous and thysanopterous pests is prepared from chlorfluazuron and chlorpyrifos or quinalphos through proportionally mixing.

The invention relates to a compound pesticide, which is characterized in that: the compound pesticide is prepared by compounding quinalphos and indoxacarb in a weight ratio of 1-65:1, and sum of the weight of the quinalphos and indoxacarb is 2 to 80 percent of total weight of a composition. The compound pesticide can be prepared into common formulations such as emulsifiable solution, emulsion in water, microemulsion, suspending agents, oil suspending agents, wettable powder, or water dispersible granules and the like. The compound preparation has obvious synergism, achieves the aim of making up for deficiencies of single pesticide per se, retards pesticide resistance of pests, improves pesticide effect, enlarges control spectrum, reduces dosage per mu and the production cost of the pesticide, and reduces pollution to environment. The pesticide composition can be used for controlling agricultural pests, and is particularly suitable for controlling the pests on paddy rice and cotton.

The invention discloses an ultra-low volume liquid containing silafluofen and an organophosphorus insecticide, belonging to the field of pesticides. The ultra-low volume liquid comprises the silafluofen and an active constituent (II), which are compounded into an active constituent, and the balance of a surfactant and a solvent; and the active constituent (II) is selected from any one of fenitrothion phosphorus, quinalphos, triazophos, diazinon, phoxim, fenitrothion, profenofos, chlorpyrifos, malathion, and isocarbophos. The ultra-low volume liquid disclosed by the invention is convenient to process, low in cost, good in pesticide effect, long in lasting period, high in coordinated synergism and capable of saving water, and can be used to reduce environment pollution, improve the utilization ratio and application amount of the pesticide.

The invention relates to an ultra low-volume liquid containing metaflumizone and an organophosphorus pesticide. The ultra low-volume liquid comprises a chemical component compounded of metaflumizone and an active ingredient II, and the balance at least one surfactant and at least one solvent, wherein the active ingredient II is any one of fenitrothion, trichlorfon, methyl parathion, isazofos, pyridafenthion, quinalphos, triazophos, fosthiazate, diazinon, phoxim, fenitrothion, pirimiphos-methyl, fenthion, cyanophos, profenofos, chlorpyrifos, chlorpyrifos-methyl, prothiofos, sulprofos, dimethoate, malathion, methidathion and isocarbophos. The ultra low-volume liquid is convenient for processing, has a long duration of efficacy and high efficacy, does not cause pesticide resistance of targets easily, produces low pollution on the environment, saves pesticides and water, improves a pesticide utilization rate, and realizes control of insect pests damaging paddy, wheat, corn, vegetables, tobacco, tea trees, fruit trees and sugarcane through ultra low-volume spraying, low-volume spraying or ultra low-volume electrostatic spraying.

The invention relates to compound pesticide of tebufenozide and quinalphos used for killing cnaphalocrocis medinalis. The invention consists of effective components and accessories, wherein, the effective components are the tebufenozide of 2.0 to 20.0 percent and the quinalphos of 8.0 to 25.0 percent. The compound pesticide overcomes the shortage of a single component in the prior art and has evident complementary and synergy effect, high co-toxicity coefficient, and is characterized by quick effect, broad spectrum and low cost; the compound pesticide can be made into suspoemulsion with water as solvent, which has low effect on ecological environment but high control effect and long lasting effect, thereby being an ideal pesticide for controlling rice pests.

The invention discloses a pesticide suspension and a processing technique. In the step (1), a pesticide contains an effective component which is a mixed solution of acephate, quintiofos and triazolone of which the volume ratio is 1 to 1.5 to 1, the three components are widely used, and the insecticidal effect is good; a stirring dispersion method of the step (1) is ultrasonic dispersion, the ultrasonic intensity is set to 3.0, the dispersion time is 30 min, by utilizing the method, the dispersion speed is high, and the effect is good; a preparation method of the active component of the pesticide comprises the steps of weighing the three effective components according to the volume ratio, then mixing, and stirring in vacuum low-temperature conditions, wherein the temperature is set to 5 DEG C, the volatilization of the pesticide can be reduced by stirring in the vacuum low-temperature conditions, an organic solvent of the step (1) is absolute ethyl alcohol, and the organic solvent has the advantages of wide source and good solubility.

The present invention discloses a pesticide main agent for controlling erythrina indica ichneumonid and preparation made up by using said main agent. Said main agent mainly contains (by wt%) 5.0-40.0% of quinalphos and 1.0-30.0% of methomyl. Said main agent can be made into emulsifiable concentrate, microeumulsion and emulsion in water.

The present invention discloses a pesticide main agent for controlling erythrina indica ichneumonid and preparation made up by using said main agent. Said main agent main agent mainly contains (by wt%) 5.0-40.0% of quinalphos and 0.1-10.0% of abamectin. Said main agent can be made into emulsifiable concentrate, microemulsion and emulsion in water.

The invention provides insecticide composition containing fenpropathrin and quinalphos and relates to the technical field of pesticides. The insecticide composition comprises active ingredients including fenpropathrin and quinalphos, the mass ratio of fenpropathrin to quinalphos is (1:40)-(30:1), and fenpropathrin and quinalphos accounts for 16%-41% of the composition in percentage by weight. The insecticide composition has a remarkable synergistic effect than a single chemical and is efficient, low-toxic, free of resistance and environment-friendly, the consumption of the pesticide is reduced, the disease resistance of pests is delayed, little insecticide composition is consumed, and the insecticide consumption cost is reduced.

The invention discloses unguent for preventing and treating longhorn beetles and with the effects of high efficiency and systemic conduction, and belongs to the field of pesticides and preparations thereof. The unguent is formed through blending of triflumezopyrim, quinalphos and an assistant, wherein the weight percentages of triflumezopyrim and quinalphos account for 0.1-20% and 0.1-20% of the total weight of the unguent, and the balance is the assistant. The assistant is prepared from, in percentage by weight: 0.1-80.0% of solvent, 0.1-80.0% of binding agent and 0.1-80.0% of filler. The invention further discloses a using method of the unguent. The unguent is applied to the position where bark is stripped off, the unguent has the good adhesion force and persistence, and is easy and convenient to apply, the utilization rate of the preparation is improved, the environmental pollution is reduced, the preparation can enter the plant through systemic action of the plant skin, meanwhile,the unguent has the certain contact action, can prevent the pests from crawling back and forth on the branch of a tree, and accordingly the harms to the plant can be greatly reduced.

The invention relates to a method for quantitatively reproducing sweet potatoes by the aid of tubers, and belongs to the field of agricultural technologies.The method aims to solve problems in the aspects of reproduction time and quantities of newly discovered sweet potatoes.The method mainly includes steps of firstly, preparing cultivation foundations, to be more specific, mixing lime with dry lands with the water contents of 15-25% to sterilize the dry lands, mixing 1.5 kilograms of quinalphos particles with each mu of the dry lands to kill land insects, and setting greenhouses in winters and springs to keep the soil temperature of 18-35 DEG C unchanged; secondly, integrally burying strip-shaped sweet potatoes into cultivation foundation soil at the buried depths of 3-5 centimeters; thirdly, periodically spraying water to keep the water contents of 20-35% unchanged; fourthly, digging out sweet potatoes after 4-6 days, spraying clear water to clean soil on the whole bodies of the sweet potatoes and exposing buds at various positions of the whole bodies of the sweet potatoes; fifthly, slitting the sweet potatoes by the aid of knives according to spaces between buds so as to allow each bud to be provided with the corresponding sweet potato tuber; sixthly, soaking the various slit sweet potato tubers in 400 ppm KIBA or IBA or NAA auxin solution; seventhly, burying and planting the various tubers according to the spacing of 20-30 centimeters/plant.

The invention relates to pesticide used for tea tree planting, in particular to pesticide used for tea tree planting and a preparation method and application thereof. By the utilization of the pesticide, harmful substance residues in tea leaves are obviously reduced; the content of dichlorvos of picked green tea is reduced by 23.5%; the content of methamidophos is reduced by 27.5%; the content of chlorpyrifos is reduced by 25.6%; the content of fenitrothion is reduced by 24.6%; the content of quinalphos is reduced by 25.8%; the content of quinoline is reduced by 31.5%. Meanwhile, the insecticidal effect of the pesticide is remarkable. After the pesticide is utilized, the insect density of green tea trees can be reduced by 81.3%.

The invention discloses pesticide preparation for preventing pest erythrina gall wasp, and the main preparation mainly comprises the mixture of the following effective components by weight percentage: 5.0 to 40.0 percent of quinalphos and 1.0 to 30.0 percent of thiamethoxam; the main preparation is prepared into missible oil, microemulsion, aqueous emulsion and pesticide with applied on ointment; the preparation has very good internal absorption performance, permeability, a certain contact and killing function, and the like, is highly efficient to erythrina gall wasp, can prevent the erythrina gall wasp in all ages, has the advantages of thorough insect killing, little pollution to the environment and low production cost, and is applicable to the chemical prevention of erythrina wasp pest.

The invention relates to an isoprocarb and quinalphos compound pesticide belonging to the technical field of compound pesticides. The isoprocarb and quinalphos compound pesticide comprises the following components in percentage by weight: 6-14 percent of isoprocarb and 10-18 percent of quinalphos. The isoprocarb and quinalphos compound pesticide has a cotoxicity coefficient of above 500, has a remarkable synergistic effect, is good in brown planthopper controlling effect of 89-100 percent and is good in quick-acting property and durability, the control effect can be above 90 percent after being applied for 10 days, the pesticide is low in use cost which is reduced by about 20-30 percent compared with the single-used quinalphos.

The invention relates to the technical field of agricultural chemicals, and discloses a pesticide for preventing litchi geometrid moths and a preparing method thereof. The pesticide is prepared from, by weight, 18-30 parts of volatile oil of A. conyzoides, 8-17 parts of quinalphos, 8-15 parts of extractive from Duranta repens, 12-22 parts of bergamot oil, 7-14 parts of Cnidium monnieri(L.)Cuss, 4-13 parts of Welsh onion, 4-13 parts of Azadirachta Indica A.Juss tree blossoms, 28-40 parts of vegetable oil, 6-12 parts of cosolvent, and 4-14 parts of surfactant. The pesticide for preventing litchi geometrid moth can effectively prevent litchi geometrid moths and improve litchi yield. Besides, the residual period of the pesticide is only 8-11 days, therefore the pesticide is safe to people and livestock. The preparing method of pesticide for preventing litchi geometrid moths is also provided by the invention. The pesticide for preventing litchi geometrid moths is characterized by having reasonable concerted application of pesticides, high controlling effects on litchi geometrid moths, short killing time, meanwhile the pesticide is free from pollution, sharply reduces the cardinal number of the population of the pests, and has huge advantages in preventing the litchi geometrid moths.