656 results about "Abamectin" patented technology

The invention relates to a pesticide composition containing indoxacarb, mainly used in crops disinfestation, which comprises emulsifiable concentrate, wettable powder and suspension agent. The active ingredients of the pesticide composition are indoxacarb and active ingredient B which is any one or composition of more than one with any proportion of Methylamino abamectin benzoate, hexaflumuron, nitenpyram, avermectin, fipronil, chlorfenapyr, acetamiprid, profenofos, phoxim, high-efficiency cypermethrin, cyhalothrin, triazophos and chlorpyrifos. The pesticide composition has the advantages of enlarging the application range, having strong contact toxicity and stomach poisoning action, having low mammalian toxicity and better compatibility of environment, being effective to the pest of every growth period, increasing the effect of every component of the composition significantly, reducing the production cost and agricultural cost of the pesticide, having wide insecticidal spectrum and high efficiency, delaying the occurrence of the drug resistance of the pests, prolonging the service life of the pesticide agent, enabling the high yield and high quality of the crops, having strong activity, long persistent period and stable drug efficacy to the pests.

The invention provides a pesticide fertilizer and application thereof. The pesticide fertilizer is prepared from the following components in percentage by weight: 0.1-1 percent of abamectin, 1-10 percent of imidacloprid and/or acetamiprid and/or thiamethoxam, 15-40 percent of great amount of element fertilizer, 1-5 percent of trace element fertilizer and 44-72.4 percent of carrier. By compounding the abamectin, the imidacloprid and/or the acetamiprid and/or the thiamethoxam, a great amount of element fertilizer and the trace element fertilizer, the pesticide fertilizer effectively improves the pesticide effects of the abamectin, the imidacloprid and/or the acetamiprid and/or the thiamethoxam on nematodes and soil pests and takes the effect of promoting the growth of crops. Because of the excellent performance and the pesticide effects, the pesticide fertilizer can be applied to the prevention of the nematodes and the soil pests. The invention also provides preparation methods of a grain-type pesticide fertilizer and a powder-type pesticide fertilizer, which have simple process and easily controlled conditions and are suitable for industrial production.

The invention relates to a nematoid-killing composition containing abamectin and paecilomyces lilacinus, which is characterized by comprising abamectin and paecilomyces lilacinus; 100g of nematoid-killing composition is prepared by the following components of 0.1-5g of abamectin, 0.1-1 billion live spores/g of paecilomyces lilacinus, 1-10g of stabilizing agent, 1-90g of solvent and 10-90g of assistant, wherein the assistant is any one or the combination of any two of attapulgite, kaoline, sepiolite, light calcium and kieselguhr and is prepared into a granular formulation or suspending agent or wettable powder; the stabilizing agent is any one or the combination of any two of castor oil, soybean oil, epoxidized soybean oil, propylene glycol, methyl oleate, ethylene glycol, butylated hydroxytoluene (BHT) and butylated hydroxyanisole (BHA); and the solvent is any one of dimethylbenzene, trimethylbenzene and dimethylformamide. The nematoid-killing composition is used for controlling the knot nematode and has better control effect on the knot nematode.

The invention provides an insecticidal suspending agent containing dinotefuran. The suspending agent is characterized by being prepared from the following components in mass percentage: 1-30% of the dinotefuran, 0.1-35% of a second active component, 3-9% of a wet dispersant, 0.1-0.5% of a de-foaming agent, 1-6% of an anti-freezing agent, 0.1-4% of a thickening agent, 0.1-0.5% of a preservative, 0-2% of a pH (Potential of Hydrogen) adjusting agent, 0-2% of an antioxidant, 0.5-5% of a functional auxiliary agent and the balancing being water, wherein the second active component is one of bifenthrin, imidacloprid, methylamino abamectin benzoate, cyhalothrin, thiamethoxam, indoxacarb, chlorfenapyr, acetamiprid and ethiprole. According to the insecticidal suspending agent, special components are selected and the content of each component is strictly limited; and the prepared insecticidal suspending agent has the very good fast-acting property and lasting period and has the very good prevention effect on tea lesser leafhopper, aleyrodid, thrips, aphids and the like. After the functional auxiliary agent is added, the insecticidal efficacy is improved by 10-12% when being compared with a medicament which is not added with the functional auxiliary agent.

The invention discloses abamectin microcapsule powder prepared from a lignin-based wall material and a method for preparing the abamectin microcapsule powder by use of the lignin-based wall material. The method comprises the following steps: dissolving a purified amido sodium lignosulfonate wall material and an emulsifying agent in water so as to prepare an aqueous solution to obtain a water phase; dissolving an abamectin tech in an organic solvent to obtain an organic phase; uniformly adding the organic phase into the water phase under a rotating condition, and then shearing; and then regulating the pH value of a dispersion liquid and performing a complex coacervation reaction; cooling, adding a cross-linking agent for a cross linking reaction, performing centrifugal separation, filtering and drying to obtain the microcapsule powder. The preparation process of the abamectin microcapsule powder is simple, the wall material is environmentally friendly and degradable, and abamectin tech photolysis can be prevented; the prepared microcapsule is relatively high in drug-loading rate and entrapment rate and obvious in slow release effect, and regulation and control on release can be realized within a certain pH range.

Disclosed is an oil soluble pesticide nm capsule and preparation method, having weight ration of: pesticide: 0.5-4%; high molecular compound: 8-25%; mixed-surfactant: 8-20%; cosurfactant 3-10%; crosslinking agent 0.5-1.0%; organic solvent 3-10%; water: added to 100%, wherein the high molecular compound is selected from sodium lignosulfonates, chitosan, gum arabic or glutin, one or two is/are selected for agglutination reaction, forming capsule skin of the nm capsule; the capsule core is pesticide bulk drug, selected from diflubenzuron, emamectin benzoate, abamectin, imidacloprid, ivermectin or highly active cypermethrin. The mixed-surfactant adopts nonionic surfactant and anionic surfactant for compound. The pesticide nm controlled release preparation prepared by the invention is easy in storage, high in stability, large in drug-loading rate and high in dispersion.

The invention provides a medicinal fertilizer and application thereof. The medicinal fertilizer comprises the following components in percentage by weight: 0.1 to 1 percent of abamectin, 1 to 20 percent of phoxim and/or chlorpyrifos, 15 to 40 percent of macro-element fertilizer, 1 to 5 percent of micro-element fertilizer and 34 to 72.4 percent of carrier. In the medicinal fertilizer, the abamectin, the phoxim and/or the chlorpyrifos, the macro-element fertilizer and the macro-element fertilizer are compounded so that the pesticide effects of the abamectin and the phoxim and/or the chlorpyrifos on nematode or/and underground insects are enhanced effectively and the medicinal fertilizer acts growth effect on crops. The medicinal fertilizer has excellent performance and pesticide effect so that the medicinal fertilizer can be applied in the prevention and control of the underground insects or/and nematode. The invention also provides a method for preparing a particle medicinal fertilizer and a powder medicinal fertilizer. The preparation method has the advantages of simple process, easily-controlled condition and suitability for industrialized production.

An active insecticide for preventing and eliminating the agricultural pests, such as thrips, aphis, aleyrodid, leafhopper, plant hopper, rice borer, etc, is proportionally prepared from pymetrozine and other active components chosen from pyriproxyfen, methylamino abamectin benzoate and buprofezin.

The invention discloses an emamectin benzoate polylactic acid microsphere suspension and a preparation method thereof, and belongs to the field of pesticide preparation. The emamectin benzoate polylactic acid microsphere suspension comprises the following raw materials in mass percentage: 3.0% of emamectin benzoate polylactic acid microspheres, 5.0-7.0% of wetting and dispersing agent, 2.0-3.0% of thickener, 2.5-3.5% of anti-freezing agent, 0.1% of preservative, and water for supplementing to 100%. The preparation method comprises the following steps: weighing emamectin benzoate polylactic acid microspheres, the wetting and dispersing agent, the thickener, the anti-freezing agent, the preservative and water according to the mass percentages of the raw materials; and oscillating and dissolving the raw materials to obtain the emamectin benzoate polylactic acid microsphere suspension with the mass percentage of 3.0%. The emamectin benzoate polylactic acid microsphere suspension is unique in formulation, simple in preparation method, significant in effect and has significant economic and social benefits.

The present invention relates to a crystallization method of abamectin B 1a. Said method includes the following steps: using crystallization solvent n-butanol to stir and dissolve primary crude powder of abamectin B 1a at 75-100deg.C to saturation, filtering while the saturated solution is hot to obtain clear hot-saturated solution; slowly cooling said solution to that when the supersaturation degree is 1-3, adding crystal seeds, constant stirring for 20-60min, its stirring speed is 120-300rpm, and cooling to make crystallization, fitering crystal slurry or centrifugally-separating said crystal slurry, washing crystal and drying so as to obtain the invented abamectin B 1a.

The invention discloses a water emulsion containing pleocidin and a preparation method thereof. The water emulsion comprises the following components: A) the pleocidin; and B) abamectin, methylamino-abamectin benzoate, efficient bifenthrin, lufenuron, efficient cypermethrin, chlorfenapyr, chlorfluazuron, diafenthiuron, thiamethoxam or fipronil. The stable water emulsion is prepared by adding a proper amount of auxiliary agents such as an emulsifying agent, a thickening agent, an antifreezing agent, a UV-protecting agent, a defoaming agent and the like and the balance of water through a certain processing technique. A nuisanceless solvent is used for preparing the water emulsion to avoid adverse effects on the environment, a user and the health of a producer caused by a harmful solvent. The water emulsion has board-spectrum and efficient insecticidal properties, can be applied to the comprehensive control and resistance control on pests, and is suitable to be used on nuisanceless vegetables, fruit trees, grains and cotton.

An aqueous emulsion of methylamino abamectin benzoate is proportionally prepared from methylamino abamectin benzoate, solvent, emulsifier, thickening agent, anti-freezing agent, defoaming agent and water through preparing oil phase, preparing water phase and mixing while shearing.

The invention belongs to the technical field of pesticide, specifically relates to an insecticidal composition with pymetrozine comprising effective ingredients of pymetrozine and abamectin with weight% of 1-80 : 0.1-20. The inventive composition is added with normal adjuvants and excipients, except for the effective ingredients of pymetrozine and abamectin, to prepare as suspending agent, wettable powder, water dispersible granule for the control of bemisia tabaci, aphid, whitefly, leafhopper, rice fulgorid in the cotton, rice, vegetables and fruit trees, with obvious synergy, and increased insecticidal spectrum of pesticide. The effect of the present invention is obviously higher than that of the single agent thereof.

The invention discloses abamectin producing bacterium and a preparation method thereof. The collection name of the bacterium is FT26-9 and the collection number of the bacterium is CGMCC No.4341. The bacterium was collected on November 12th, 2010. The preparation method comprises: performing ultraviolet and lithium chloride combined mutation induction treatment of a starting strain; screening an induced-mutation strain; performing mutation induction by nitrosoguanidine and screening; performing mutation induction by diethyl sulfate and screening; performing mutation induction by hydroxylamine and screening; performing mutation induction by 5-bromouracil and ultraviolet and screening; and finally obtaining the FT26-9 strain which can greatly improve the abamectin B component content in a fermentation product and reduce the abamectin A component content in the fermentation product. When the bacterium is used in industrial production of abamectin, the fermentation unit is improved by about 40 percent, and the product cost is reduced by about 35 percent.

The invention discloses a pesticide composition which takes indoxacarb and methylamino abamectin benzoate (be called emamectin benzoate for short) as the active component for killing pests. The invention is characterized in that the weight ratio of indoxacarb and memamectin benzoate is (1 to 100): 1, either emulsifiable oil, emulsion in water, microemulsion, suspension agent, wettable powder, or water dispersing granule is made by preparing moderately addition agent and the excipient. The pesticide composition has the advantages of effectively preventing and curing the major pests for the agriculture, being particularly applicable to prevent and cure the pest for the vegetables and cotton, significantly demonstrating less consumption, wide insecticidal spectrum, good drug efficacy, safe use, no hurt to human, livestock, and natural enemies.

The invention relates to a composition of chitin and avermectin or emamectin benzoate for insecticide and acaricide, and is characterized in that the dosage form of the compound preparation is microemulsion and the weight percentage of effective components in the compound preparation contains 0.5 to 10 percent of the chitin, 0.2 to 2 percent of the avermectin or 0.2 to 1.5 percent of the emamectin benzoate, with the rest of an auxiliary agent, a cosolvent and water. The pesticide preparation of the invention has no public pollution and can be applied to prevention of pests and mites in agricultural production, in particular to the prevention of plant nematode diseases.

The invention discloses a pesticide compound of avermectin and nitenpyram. The compound of the invention includes six constituents of avermectin, nitenpyram, emulsifier, cosolvent, antifreeze, and water. The constituents have weight percentages that: the avermectin is 0.1-20 percent, the nitenpyram is 5-8 percent, the emulsifier is 5-15 percent, the cosolvent is 0.5-10 percent, the antifreeze is 1-5 percent, and the rest is solvent. When the invention is in use, the environment pollution is less, the production cost is low, the preventing effect is good, and the duration is long. After the avermectin and the nitenpyram are compounded, the common toxicity coefficient is more than 100 obviously, the synergistic effect is obvious, and the safety is high.

The invention relates to a pesticide composite, which has a component A and a component B, wherein the component A is lufenuron and the component B is one of abamectin and emamectin-benzoate. A formulation screening test result shows that a microemulsion, an aqueous agent, a suspending agent or a water dispersible granule is prepared by combining the lufenuron and the abamectin, or the lufenuron and the emamectin-benzoate according to a certain proportion and the preparation obtained has obvious synergic effect and lasting effect after the combination; furthermore, the pesticide composite acquires multiple functions on diamond back moths, asparagus caterpillars and other pests of vegetables, fruit trees and cotton, such as wide spectrum, high efficiency, low toxicity, low pollution and low residual, remarkably reduces the using amount and using frequencies of the medicines, reduces cost and defers the drug resistance of the pests.

The invention relates to a methylamino abamectin benzoate aqueous emulsion, which consists of methylamino abamectin benzoate, a solvent, a co-emulsifier, an emulsifier, a thickener, an antifreeze agent, an antifoaming agent and water, wherein the emulsifier is castor oil polyethenoxy ether, a mixture of the castor oil polyethenoxy ether and styryl phenol polyethenoxy ether, or a mixture of the castor oil polyethenoxy ether and ethylene oxide-propylene oxide segmented copolymers; the co-emulsifier is n-butyl alcohol, lauryl alcohol or a mixture of the n-butyl alcohol and the lauryl alcohol; the thickener is selected from one or a mixture of gum Arabic, polyvinyl alcohol, polyacrylate and magnesium aluminum silicate; and the antifreeze agent is glycerin. The methylamino abamectin benzoate aqueous emulsion solves the general problems of high water segregation rate, oil segregation, and the like in the aqueous emulsion, and has good product stability.

The invention relates to a biological suspension pesticide prepared by compounding abamectin with bacillus thuringiensis, which comprises 88-93 percent by weight of main agent and 7-12 percent by weight of auxiliary agent, wherein the main agent is a mixture of the abamectin and the bacillus thuringiensis; the auxiliary agent comprises a dispersing agent, a thickening agent and other assistants; and the dispersing agent is polyoxyalkylene ether FS1 and urea and magnesium aluminum silicate. According to the formula, the biological suspension pesticide is prepared by the steps of: adding a bacillus thuringiensis fermentation liquor, the abamectin, the urea, the magnesium aluminum silicate and the thickening agent into a ball-milling reactive kettle, stirring at low speed, adding the FS1, and stirring at high speed; and then adding the other assistants for stirring uniformly to obtain the biological suspension pesticide. In the biological suspension pesticide, the content of the abamectin is not less than 2 percent, the content of insecticidal crystal protein of the bacillus thuringiensis is kept above 80 percent, the survival rate of the bacillus thuringiensis spore is above 90 percent, and the cotoxicity coefficient of the pesticide is more than 120. The invention is beneficial to delaying the generation of pesticide resistance of insects, and has the advantages of quick effect-taking, long valid period and low cost lower than or not more than that of the traditional similar pesticides.

The invention relates to a refinement method of methylamino abamectin benzoate. The refinement method comprises the following steps: carrying out dissolved clarification on methylamino abamectin serving as a raw material in a polar solvent A, then adding phosphoric acid, devitrifying in methylbenzene so as to obtain methylamino abamectin phosphate, dissolving with water, adding an ester solvent B, adjusting the pH value, standing still, layering, carrying out vacuum concentration so as to obtain high-quality methylamino abamectin free alkali, salifying the high-quality methylamino abamectin free alkali and benzoic acid in a methyl tertiary-butyl ether, thus obtaining the high-content methylamino abamectin benzoate. The refinement method is simple in process and can be used for realizing industrial large-scale production; and the product has high purity and is used for preparing high-end preparations.

The invention relates to a method for preparing controlled photodegradable nano avermectins microcapsules, which is characterized by (1) re-separating out the raw pesticide in the form of crystals and adjusting the particle size by a probe-type ultrasonic method or a vibration method, (2) using avermectins as the template particles, using two biocompatible macromolecules with opposite charges as the wall materials and forming an extremely thin protective outer film on the surface of imidacloprid, thus obtaining the avermectins microcapsules, and (3) using W and Ag+ to adjust the photodegradable activity of TiO2. An appropriate nano photocatalyst is selected according to the actual demand to prepare the photodegradable nano imidacloprid. The method is simple in process, mild in reaction conditions, easy in operation and good in repeatability, provides material base and technical support for developing the efficient green pesticides and has good application prospect.

A composite agricultural chemical for killing the larvae of otitid contains nimbin (0.1-10 Wt%), abamectin (0.1-15) and assistant (rest). It has high safety to the natural enemy of otitid.

The invention relates to the field of the pesticide preparation, which discloses an insecticidal composition. The insecticidal composition consists of the following components in parts by weight: 1-2 parts by weight of celastrus angulatus and 0.1-0.5 part by weight of abamectin. The invention also discloses an insecticide, which consists of the following components in parts by weight: 1-2 parts by weight of celastrus angulatus, 0.1-0.5 part by weight of abamectin and pesticide preparation acceptable auxiliary materials. According to the insecticidal composition and the preparation of the insecticidal composition, the celastrus angulatus and the abamectin are compounded to serve as an effective ingredient, the advantages of the celastrus angulatus and the abamectin are complementary to each other and synergistic action can be realized, so the generation of the pest drug resistance is delayed, and pollution on the environment is reduced. Meanwhile, the insecticidal composition has the synergistic action on preventing and controlling lepidoptera pests, coleopteran pests, diptera pests, mite pests and the like, and can be widely applied to the prevention and control of crop insect pests.

The invention discloses a liquid formulation containing emamectin benzoate for trunk injection, the prepared liquid formulation for trunk injection comprises the following raw materials by weight percent: 0.1%-15.0% of emamectin benzoate, 1%-10% of emulsifier and the balance of solvent, wherein the sum of the percents of the raw materials is 100%. Or 1-20% of fungicide is added in the formula. The medicament is applicable to trunk injection for controlling various pests at fruit parts of economic forest trees, and can further control diseases of fruits of the economic forest trees while controlling the pests in the fruits of the economic forest trees. The control effect is better especially for damages by diseases and pests of the fruits of the economic forest tress with tall trunks, and the problem of inconvenience in application in the situations that the mountains are high, the roads are steep, the trunks are tall, and the application is carried out before and after houses around avillage can be further solved.

An intensified insecticide for red ant is proportionally composed of the mixture of fipronil, abamectin, hydramethylnon, pyripropanol, etc, the cracker powder, the nanoparticles of one or more of SiO2, diatomite, tricalcium phosphate, zeolite, TiO2, alumina, etc, and potassium sorbate.

The invention relates to a composition of tea saponin and abamectin for killing pests and mite, which is characterized in that the weight percentage of tea saponin is 2-40% and abamectin is 0.2-5%, meanwhile residue are additive, solvent and water. The agent may be water-soluble additive and microemulsion. The composition can effectively prevent the agriculture pest and mite and reduces the effective dosage of the abamectin and delays the generation of the drug resistance.

The present invention discloses a kind of re-compounded water-base microemulsion preparation of imidacloprid and abametin in the weight ratio of 7.5 to 1. It has high preventing and controlling effect, especially on aphid, hopper, aleyrodids, thrips, leaf hopper and other pests with piercing-sucking mouth parts, and has killing effect in 24 hr over 96 %.

The invention discloses a method for measuring residues of seven pesticides in wool fat by liquid chromatography-tandem mass spectrometry, and belongs to a chemical detection method. A liquid-liquid extraction frozen degreasing method is used as pretreatment; and the pesticide residues in the wool fat are detected and analyzed by the liquid chromatography-tandem mass spectrometry. According to the detection method disclosed by the invention, a wool fat sample extract solution is not required to be concentrated and can be measured in a machine only after being purified, so that the detection is quick and accurate, and the sensitivity is higher; the using amount of solvents is small, the extraction efficiency is high, grease can be completely removed, and the target retaining capacity is high; the residues of seven pesticides, such as cyromazine, dicyclanil, diflubenzuron, triflumuron, rotenone, abamectin and ivermectin can be detected at the same time; the target response signal is strong; the average recycling rates are 66.77-105.48 percent respectively; the relative standard deflection RSD is 1.38-8.09 percent; and the method has certain actual application and innovative signification.

The present invention discloses a combination of macrolides insecticide and insecticide of Sufluoxime, wherein the macrolides insecticide is spinosad, avermectin, the derivative thereof, etc., and the Sufluoxime is 1-(3-fluoro-4-chlorophenyl)-2-methylthioethanone-O-(2-hydroxymethyl-3-methyl) aether. The various surfactants and additives such as carrier, thickening agent, stabilizing agent, antifreeze agent, antifoaming agent, adhesive and the like are added to prepare an insecticidal composition in dosage forms of missible oil, aqueous emulsion, microemulsion, suspending agent, granular formulation, water dispersible powder or dispersible granula, etc. The insecticidal composition has characteristics of evident synergism, resistance delay, widening the spectrum of insect disinfestation, etc., and has disinfestation effect to the destructive insect in the disinfestation range of two normal insecticides.