1225 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 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.

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 pertains to the technical field of biologic degrading for chemical pesticide, and relates to a bacterial strain that can efficiently degrade Pyrethroid, Organophosphorus and vermectins pesticides and the application of the bacterial strain. The bacterial strain is an Acinetobacter sp. JCX22D bacterial strain, the biologic fature of the bacterial strain is Gram's negative, free from flagella, in form of short rod, is of esterase and lipase activity, free from oxidase activity, and can take use glucose and fructose. The bacterial strain is resistant to Ampicillin and low-concentration Spectinomycin and nalectin, and not resistant to rifamide. The degrading efficiency of the bacterial straine is more than 72% for high-efficiency cypermethrin, cyhalothrin, decamethrim, bifenthrin pesticid, is more than 70% for diazinon, parathion-methyl, phoxime and chlorpyrifos, and is 90% for vermectins. The bacterial strain can be used for biologically degrading above pesticides, and biologically recovering or cleaning any water body, soil and agricultural products that are polluted by pesticides.

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.

The invention discloses a pesticidal composition comprising the active components including spirotetramat and (B) which is any one of abamectin or emamectin benzoate. The mass ratio of the spirotetramat to B is 100:1-1:40. By combining the spirotetramat and the abamectin or the emamectin benzoate, the composition has obvious synergistic effect and is conductive to retarding or overcoming the drugresistance of pests. The composition of the invention can be used for controlling diverse pests on agricultural crops and is especially suitable for controlling the pests such as aphids, whiteflies, thrips, plant lice and the like.

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 invention discloses an emamectin benzoate solid lipid nanoparticle and a preparation method for a water dispersible granule, a suspension concentrate and wettable powder of the composition of the emamectin benzoate solid lipid nanoparticle with lufenuron, indoxacarb, pleocidin, chlorfenapyr and chlorantraniliprole. Compared with the composition preparation which is prepared by directly adopting the emamectin benzoate raw pesticide as raw material, the emamectin benzoate solid lipid nanoparticle has the advantages of improving the chemical stability of hot and cold storage, reducing the photolysis rate, prolonging efficacy time, reducing dosage, and significantly improving insecticidal effect.

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.

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 discloses a dispersible agent containing abamectin. The dispersible agent of the invention takes plant oil methyl ester as the base material, has strong adhesive force, and can forms a thin film on the surface of a target, thus increasing the precipitation of effective constituents on the surface of the target and the capability of the effective constituents for penetrating through the wax coat on the surface of the target, improving the bioavailability of the effective constituents, remarkably reducing the use level of pesticide, and facilitating to delay the insect resistance; the plant oil methyl ester which is easy to be biodegraded substitutes for an aromatic hydrocarbon solvent, thereby effectively lightening the pesticide photochemical pollution and being beneficial to protection of ecological environment.

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.