557 results about "Cypermethrin" patented technology

The invention discloses ultra-low-capacity liquid containing dinotefuran, which takes the dinotefuran or a combination of the dinotefuran and an active component II as an active ingredient. Other components comprise assistants and solvents which are complemented to form ultra-low-capacity liquid with content being 100 percent. The active component II is any one of imidaclothiz, high-efficacy cypermethrin, cypermethrin, ethofenprox, tolfenpyrad, flonicamid, chlorantraniliprole and the like. The ultra-low-capacity liquid containing the dinotefuran can be used for preventing and controlling cropinjurious insects such as rice plant hoppers, rice leaf folders, brown plant hoppers, white back plant hoppers, small brown plant hoppers, rice stem borers, rice thrips and the like, and has the advantages of convenience in production, water saving, high working efficiency, good efficacy, long efficacy duration, synergistic interaction and the like.

The present invention discloses water suspended nano pesticide capsule preparation prepared via emulsion polymerization process. It has capsule shell of styrene, isocyanate, acrylate and methacrylate copolymer, and core comprising ididacloprid, high effect cypermethrin or diflubenzuron as effective component; contains pesticide 0.2-5 wt%, capsule shell 5-30 wt%, additive 10-35 wt% and water in proper proportion. The nano capsule is disersive spherical particle of size smaller than 100 nm. Compared with traditional pesticide preparation forms, the present invention has the features of water based solvent, nano level dispersive effective component, high stability, etc. and may be used in killing various pests of fruit tree, vegetable, flower, cotton, tobacco, etc.

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 discloses bacillus aryabhattai, microbial inoculum thereof, a preparation method and application. The bacillus aryabhattai BC104 is beta-cypermethrin degrading bacteria, and the preservation unit is the China General Microbiological Culture Collection center (CGMCC), the preservation date is 15th, Dec, 2015, and the preservation number is CGMCC No.11664; the bacillus aryabhattai belongs to mycomonera, phylum firmicutes, bacillus class, bacilli bacteria, bacillaceae and bacillus. The microbial inoculum with the bacillus aryabhattai as an active ingredient is the microbial inoculum obtained by preforming activation culture and fermentation culture on the bacillus aryabhattai BC104. The preparation method comprises the steps of activation culture and fermentation culture; the application of the microbial inoculum is to prepare a medicine for degrading beta-cypermethrin. The strain disclosed by the invention has the advantages of simple preparation process of the microbial inoculum, low cost, convenience in use and good application prospect.

A microcapsule suspension of high-effect cypermethrin is proportionally prepared from high-effect cypermethrin, core solvent, protective colloid, wall material (urea and formaldehyde), wettable disperser, viscosity regulator and water through pre-polymerizing of urea and formaldehyde, depositing on the surface of core while polymerizing, solidifying and preparing microcapsule suspension. It has low poison and high and durable effect.

The invention discloses a hot fogging concentrate containing cypermethrin, which is prepared by using cypermethrin or the mixture of cypermethrin and an active component II as the effective constituent, and adding accessory ingredient and solvent, wherein the active component II is any one of chlorpyrifos, dimethoate and nitenpyram. By using the cypermethrin as the effective constituent, the hot fogging concentrate comprises the following components by weight percent: 1.6-30% of cypermethrin, 1-20% of accessory ingredient and the balance of solvent. By using any one of the cypermethrin and the active component II as the effective constituent, the hot fogging concentrate comprises the following components by weight percent: 0.1-20% of cypermethrin, 0.1-40% of active component II, 1-20% of accessory ingredient and the balance of solvent. The hot fogging concentrate disclosed by the invention is applicable to a hot fogging machine for preventing insect pests on sugarcane, corn, tobacco, fruit trees and forests. The hot fogging concentrate has the advantages of high working efficiency, strong knock-down activity, synergetic effect, good preventing effect, simpleness in operation, water and labor saving, safety, environmental friendliness, and the like.

The pesticide composition containing tebufenozide includes tebufenozide as the first active component and one kind of the second active component selected from monosultap, bisultap, triazophos, chlorpyrifos, trichlorfon, phoxim and other five kinds of pesticides. The present invention has reasonable component, low use, cost, and high pesticidal effect higher than the accumulation of its components.

The invention discloses an insecticidal composition for agricultural insects, which contains two active ingredients: the first active ingredient is beta cypermethrin, the second active ingredient is 3-chlorine-N<1>-(2-methyl-4-heptafluoroisopropyl phenyl)-N<2>-(1-methyl-1-cyano ethyl) phthalic diamide, and the weight ratio of the first active ingredient to the second active ingredient is (1-20):(50-1). The insecticidal composition is suitable for controlling piercing-sucking mouthpart insects and lepidoptera insects, and superior to a single insecticide in quick-acting property and persistent-acting property, the use cost of the insecticide is low, and environmental protection and comprehensive control of the agricultural insects are facilitated.

The invention relates to a hot fogging concentrate containing acetamiprid. The hot fogging concentrate is characterized in that acetamiprid or compounds of the acetamiprid or a second active ingredient are used as active components, auxiliary agents and solvents are added to be prepared into the hot fogging concentrate, and the second active ingredient is any one kind of materials from chlorpyrifos, emamectin benzoate and cypermethrin. The hot fogging concentrate can be used for preventing and treating various diseases of crops such as sugarcane, corn, cassava, fruit trees, and forest. The hot fogging concentrate has the advantages that the processing is simple and convenient, the work efficiency is high, the water is saved, the effect lasting period is long, the synergetic effect is realized, and the like.

A cultivation technique for hybrid oilseed sunflowers, which relates to a crop cultivation technique, is characterized in that the cultivation technique for the hybrid oilseed sunflowers includes the following method and steps: variety selecting: a short-straw, high-yield and stable-yield variety with good earliness needs to be chosen for spring sowing; soil preparation and fertilization: 5000 kilograms of well-rotted farmyard manure and 30 kilograms of nitrogen-phosphorus-kalium compound fertilizer are applied per mu, and after uniform application, the land is deeply tilled; sowing time: sowing is normally carried out within fifteen days after the mid of March, the hole sowing method is mostly adopted, and the density per mu is about 3800 plants; field management: after oilseed sunflower seedlings emerge, the seedlings are checked in time, the seedlings are supplemented in time, and when two to three pairs of true leaves appear, weeding, thinning and final singling are carried out by being in combination with intertillage; pest control: 50 percent of phoxim or solution 1000 times as much as chlorpyrifos can be chosen to be sprayed on the land surface at the seedling stage, the manual pest-catching method rather than pesticide can be adopted at the flowering stage, and highly effective cypermethrin pesticide can be chosen for pest control at the seed-setting stage; and timely harvesting: preferably, harvesting is normally carried out in late June to early July according to harvesting standards that: the backs of oilseed sunflower discs become yellow, bracts become brown, stems have yellow flowers, and seeds are hardened. The yield of the hybrid oilseed sunflowers cultivated by the cultivation technique is high, the oil yield rate is high, time and labor are saved, and the economic benefit is high.

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

The invention relates to a pesticide missible oil preparation which comprises a pesticide active constituent, an emulsifying agent, a cosolvent and a solvent, wherein the solvent is glycerol; a TG-2201 emulsifying agent is preferably selected as the emulsifying agent; absolute ethyl alcohol is preferably selected as the cosolvent; the pesticide active constituent is a compound of abamectin and high-efficiency cypermethrin, a compound of chlorpyrifos and the high-efficiency cypermethrin, or a compound of fenvalerate and synergistic phosphorus. Because the glycerol is used for replacing toluene and dimethylbenzene of a traditional solvent, the active drug effect of the pesticide missible oil preparation is better than that of a missible oil preparation using the toluene or the dimethylbenzene as a solvent, and moreover, the replacement application of the glycerol used as the solvent solves the problem of toxic and side effects generated by using a large quantity of the toluene and the dimethylbenzene, thus the pesticide missible oil preparation belongs to a green environmental-friendly novel pesticide.

The invention discloses a cypermethrin degrading bacteria in marine environment, wherein the bacteria is an HS-12 strain, with a classification naming as Mesoniasp., and is preserved in China General Microbiological Culture Collection Center on April 24, 2012, an accession number being CGMCCNo. 6045; and a Genbank accession number of the 16SrRNA of the strain is JX087927. The invention simultaneously discloses a separation and purification method and an application of the cypermethrin degrading bacteria in the marine environment. The invention is advantageous in that the bacteria can safely, highly-efficiently and rapidly degrade the cypermethrin in the marine environment, and has a good application prospect in the aspects of offshore environmental protection, pollution treatment of pesticide residues in an aquaculture environment and food safety guarantee.