29 results about "Lufenuron" patented technology

The invention relates to the field of pesticide composition screening, and discloses a stabilizer screening process for improving the low-temperature stability of a chlorantraniliprole and lufenuron suspending agent, which comprises the following steps: a) analyzing the low-temperature behavior of chlorantraniliprole and lufenuron based on molecular simulation, constructing a candidate stabilizer molecule library, and preliminarily screening candidate stabilizers; b) applying low-temperature stress to the chlorantraniliprole and lufenuron suspending agent sample containing the candidate stabilizer by using a microfluidic platform, and performing in-situ dynamic characterization to obtain dynamic data related to the low-temperature stability of the sample; and c) processing the dynamic data, and establishing an evaluation index representing the low-temperature stability performance of the candidate stabilizer. According to the invention, a cognitive bridge from a micromechanism to a mesoscopic phenomenon is constructed by integrating molecular simulation pre-screening and microfluidic high-throughput dynamic characterization. The problems of long research and development cycle and resource consumption caused by a large number of trial and error and experience judgment in a traditional screening method are effectively solved.

The invention belongs to the technical field of ultra-low volume liquid, and particularly relates to ultra-low volume liquid for preventing and treating spodoptera frugiperda. The ultra-low volume liquid for preventing and treating the spodoptera frugiperda is prepared from the following components in percentage by mass: 8 to 20 percent of an active component, 0.5 to 1.5 percent of a synergist, 5 to 8 percent of a cosolvent, 3 to 5 percent of a penetrating agent, 2 to 3 percent of a dispersing agent, 0.5 to 1 percent of an antioxidant, 0.3 to 0.5 percent of an anti-drifting agent and the balance of a solvent, wherein the active ingredient is prepared by compounding abamectin and lufenuron. The synergist of the ultra-low volume liquid can enhance the toxicity effect of the compound combination, and is beneficial to further improving the control effect on target pests. In addition, compared with a single penetrant, the penetrant of the ultra-low volume liquid can improve the wetting, spreading and infiltration capacities of the agent, so that the utilization rate of effective components of pesticides is improved, the pesticide dosage is reduced, and the environmental pollution and the prevention and treatment cost are reduced.

The present invention belongs to the technical field of pesticide compounding and relates to an agricultural composition containing fenoxycarb and lufenuron. The present invention provides an agricultural composition containing fenoxycarb and lufenuron, wherein the active ingredients include fenoxycarb and lufenuron, and the weight ratio of fenoxycarb to lufenuron is 30:1 to 1:15. The present invention also provides a method for preparing a suspension concentrate from fenoxycarb and lufenuron, wherein the suspension concentrate comprises the following components in weight percentage: 20-60% active ingredient, 1-5% dispersant, 1-5% wetting agent, 0.1-1% thickener, 0.05-0.1% defoamer, 1-5% antifreeze, and water to 100%. Laboratory toxicity tests conducted by the present invention revealed that fenoxycarb and lufenuron exhibit excellent insecticidal efficacy within a given ratio range, exhibiting a synergistic effect.

A ternary insecticidal composition used in the technical field of pesticides, and a use thereof. The insecticidal composition comprises an active ingredient A, an active ingredient B, and an active ingredient C. Active ingredient A is isoflualanam, active ingredient B is methoxyfenozide, and active ingredient C is lufenuron. The composition has characteristics such as reasonable components, good insecticidal effect, low administration cost, reduced application amount, safety for crops, and reduced agricultural residue.

The application belongs to the technical field of pesticide acaricidal technology, and discloses an acaricide and application thereof. The acaricide comprises active ingredient A and active ingredient B. The active ingredient A is a compound of formula I. The active ingredient B is any one of ethomeburazole, lufenuron or flumiclorac. The mass ratio of the active ingredient A to the active ingredient B is 1:50-45:1. The acaricide has excellent control effect on common harmful mites on crops and garden plants, can effectively reduce the use amount of pesticides, and reduces the harm to the environment.

The application provides a compound agent for preventing and treating termites based on Serratia marcescens, which comprises 7.75x10 8 ~2.63x10 12 CFU / mL of Serratia marcescens, and a pathogenic fungus or a biological pesticide or an insect growth regulator or a chemical agent; the pathogenic fungus is Beauvaria bassiana or Metarhizium anisopliae; the biological pesticide is ivermectin; the insect growth regulator is lufenuron or buprofezin or diflubenzuron; and the chemical agent is emamectin benzoate or indoxacarb. The compound agent has obvious synergistic effect on preventing and treating termites, reduces the use amount of single agent, is lower in cost, more efficient, stable and green.

The invention discloses an insecticidal suspension which comprises the following components in percentage by weight: 5-20% of chlorfenapyr, 10-40% of lufenuron, 1-5% of a modified rosin polyether modifier, 0.5-10% of sodium polycarboxylate, 0.1-2% of an organic silicon synergist, 0.1-1% of a light stabilizer, 0.3-1% of an anti-crystallization agent, 0.1-0.5% of nano titanium dioxide and the balance of deionized water. By adding the complexing agent, the settling suspension resistance and the photolysis resistance of the insecticidal suspension are improved through the mutual synergistic effect.

The invention relates to the technical field of pesticides, and discloses a synergistic suspending agent containing lufenuron. 1000 parts by weight of the synergistic suspending agent comprises the following raw materials: 14-350 parts by weight of lufenuron, 10-250 parts by weight of indoxacarb, 10-200 parts by weight of a synergist, 50-400 parts by weight of an auxiliary agent and the balance of water, and the weight ratio of lufenuron to indoxacarb is 7: 5. The synergist is a mixture of a microbial metabolite and a polymer emulsifier, and the weight ratio of the microbial metabolite to the polymer emulsifier is (3: 1)-(1: 3). The synergistic suspending agent is used for preventing and treating spinach beet armyworms, the permeability and surface tension of the agent can be obviously improved, the disease and insect resistance of crops can be improved, the lasting period is long, and residues are small.

The invention discloses a suspending agent containing emamectin benzoate and a preparation method of the suspending agent. The suspending agent is prepared from an active component A, an active component B, an agriculturally acceptable dispersing agent, a wetting agent, a defoaming agent, an anti-freezing agent, a thickening agent, a preservative and water, the active ingredient A is methylamino abamectin benzoate, and the mass percentage content of the active ingredient A is 5-15%; the active ingredient B is chlorantraniliprole or lufenuron, and the mass percentage content of the active ingredient B is 5-30%; the dispersing agent is a weak cationic surfactant containing an amide group; and the wetting agent is an anionic surfactant. According to the suspending agent disclosed by the invention, the performance of a single agent is improved, the control effect on resistant plutella xylostella is improved, and the problems that a suspending agent containing emamectin benzoate is easy to paste after being ground, poor in compatibility with xanthan gum, easy to flocculate after being diluted with water and easy to paste after being stored in heat are solved.

The application discloses a kind of fluorine-containing oxadiazole amide insecticidal composition, insecticide and application, belong to the technical field of insecticide.The fluorine-containing oxadiazole amide insecticidal composition of the application is one combination of fluorine oxadiazole amide and lufenuron, fluorine oxadiazole amide and flufenoxuron, fluorine oxadiazole amide and chlorfluazuron.The mechanism of action of fluorine oxadiazole amide and benzoylurea insecticides in the insecticidal composition of the application is completely different, and the combination can synergize against pests, improve the control effect, reduce the amount of pesticide used, delay the development of pesticide resistance and reduce the risk of resistance.The composition of the application can be prepared into a pesticide preparation and used for the control of lepidopteran pests and piercing-sucking mouthpart pests in horticultural crops such as vegetables and fruit trees, field crops such as corn, cotton and rice.

The present invention belongs to the technical field of pesticides, and specifically relates to a synergistic adjuvant and a indoxacarb·chlorfluazuron liquid formulation. The synergistic adjuvant includes citronella oil, mineral oil, and isomeric alcohol polyoxyethylene ether. The weight ratio of citronella oil, mineral oil, and isomeric alcohol polyoxyethylene ether is 2-6:6-10:3-8. When the synergistic adjuvant is used in the indoxacarb·chlorfluazuron liquid formulation, it can significantly reduce the surface tension of the pesticide, increase the permeability and adhesion of the pesticide, thereby playing a synergistic role.

The invention belongs to the field of agriculture, particularly relates to a pesticide nano synergist CoMnBONZ and a preparation method and application thereof, and constructs a pest drug resistance risk assessment system under the condition that the CoMnBONZ is combined with a pesticide. According to the CoMnBONZ disclosed by the invention, the insecticidal activity of the chlorantraniliprole, the indoxacarb, the lufenuron, the tetrachlorantraniliprole and the spinetoram on the spodoptera frugiperda can be remarkably improved, and the resistance development rate of the spodoptera frugiperda on the chlorantraniliprole is delayed.

The application discloses a kind of for cultivating auricularia polymeric mite smoke agent, including the following weight parts of substance: lufenuron 1~3 parts, spirodiclofen 2~6 parts, Sophora flavescens 10~15 parts, combustion improver 25~30 parts, smoke agent 5~10 parts, flame retardant 4~8 parts, adhesive 3~7 parts, moisture-proof agent 3~5 parts, fuel 15~20 parts, stabilizer 3~5 parts.The application discloses the application of the polymeric mite smoke agent in the application of auricularia cultivation in preventing and treating saprophytic mite harm.The application selects spirodiclofen for preventing and treating mite harm in the process of auricularia cultivation by pesticide formula screening, and spirodiclofen has the effects of preventing and treating each life stage of mite, long persistence period, wide mite spectrum and safety to auricularia;Sophora flavescens is used in fuel, and has the effects of killing insects and mites;by using smoke agent dosage form, effective component forms highly dispersed system, and pesticide can be uniformly distributed to ground, wall, top and around bag, and small particles can pass through sponge, cotton aperture and enter inside bag, and disappear fast, with low residual amount.

This invention discloses a compound agricultural insecticide containing brofenoxam and its application. The active ingredient of the compound agricultural insecticide composition of this invention is brofenoxam and either 1) or 2) of the following: 1) lufenuron; 2) a cyclophosphamide, wherein the mass ratio of brofenoxam to lufenuron or cyclophosphamide is 1:1 to 50. The insecticide composition of this invention can be formulated as a suspension concentrate, emulsion, dispersible oil suspension, wettable powder, soluble powder, water-dispersible granules, and microemulsion. The compound composition of this invention is used to control Lepidoptera, Coleoptera, and Thysanoptera pests on crops. Compared with single agents, it has a significant synergistic effect, can reduce the dosage, and can delay the development of insecticide resistance in pests, making it particularly suitable for the control of resistant pests.

The invention relates to the technical field of pesticides, and discloses application of a suspension composition to prevention and treatment of cabbage pests. The suspension composition contains lufenuron, cyantraniliprole, a biological synergist and an auxiliary agent, wherein the weight ratio of lufenuron to cyantraniliprole is (3: 1)-(1: 3). The suspension composition can effectively prevent and treat cabbage thrips, is safe and environment-friendly, can enhance crop immunity and crop quality, can prevent and treat pests, can enhance crop disease resistance, improves deposition adhesion and permeation of pesticides on leaf surfaces, improves the pesticide utilization rate, and has a good effect on preventing and treating cabbage thrips. Improvement of tolerance of crops to abiotic stress is the key to improvement of crop productivity.

This invention discloses a synergistic insecticide of pyriproxyfen and lufenuron, its preparation method, and its application. The raw materials for preparation include an active agent, a surfactant, a solvent, an antifreeze agent, and deionized water. The active agent comprises pyriproxyfen and lufenuron in a weight ratio of (1-5):(1-5). This invention utilizes the combination of pyriproxyfen and lufenuron as active agents, achieving superior control effects compared to single-agent insecticides and extending the duration of insecticide control. The surfactant combination of alkylphenol polyoxyethylene ether sulfonate, tristyrene-phenol polyoxyethylene ether phosphate triethanolamine salt, and calcium dodecylbenzenesulfonate results in a microemulsion agent with high stability, exhibiting no turbidity under both hot and cold storage conditions.

The application belongs to the technical field of pesticide acaricidal technology, and discloses an acaricide and application thereof. The acaricide comprises active ingredient A and active ingredient B. The active ingredient A is a compound of formula I. The active ingredient B is any one of ethomeburazole, lufenuron or flumiclorac. The mass ratio of the active ingredient A to the active ingredient B is 1:50-45:1. The acaricide has excellent control effect on common harmful mites on crops and garden plants, can effectively reduce the use amount of pesticides, and reduces the harm to the environment.

The invention relates to the technical field of pesticides, and discloses a preparation method and application of a clothianidin-containing nano suspending agent. The nano suspending agent comprises effective active components, a hyperbranched dispersant, a wetting agent, a defoaming agent, a preservative, a pH regulator, a thickening agent and water, the effective active components are clothianidin and lufenuron, the weight ratio of clothianidin to lufenuron is 4: 1, and the weight ratio of the thickening agent to the clothianidin is 1: 1. The hyperbranched dispersant is selected from one of a styrene maleic anhydride polymer and a polyoxyethylene ether polyoxypropylene ether polyether amine grafted copolymer. The nano suspending agent is used for preventing and treating Chinese chive maggots, is small in particle size, strong in adhesive force and good in dispersity, can effectively control pests, improves the effect of preventing and treating Chinese chive maggots, and is safe to crops and natural enemies, long in lasting period and small in residue.

The present invention relates to an insecticidal composition comprising a pyridylpyrazole insecticide, which is highly effective for controlling animal pests. The insecticidal composition comprising a pyridylpyrazole insecticide contains an active ingredient of a compound of Formula I and a chlorfenapyr. The insecticidal composition is used for the purpose of preventing or controlling Plutellidae, Aleyrodidae, Eriophyidae, Thripidae, Aphididae, Pentatomidae pests and their larvae and eggs. The method for protecting plants from pests includes contacting the plants with the insecticidal composition.

The invention relates to the technical field of pesticide compounding, in particular to a compound pesticide of emamectin benzoate and lufenuron, which comprises the active ingredients of emamectin benzoate and lufenuron. The synergistic effect is evaluated through the co-toxicity coefficient (CTC), when the CTC is larger than or equal to 120, it is judged that the synergistic effect is remarkable, the mass ratio of the preferable effective components is 2: 1, 1: 1, 1: 2, 1: 3 or 1: 4, the optimal effect is shown according to the ratio of 1: 2, the co-toxicity coefficient reaches 160.56, liquid medicine with the concentration gradient of 2.4 mg / L, 1.2 mg / L, 0.6 mg / L, 0.3 mg / L and 0.15 mg / L is adopted in a test, and spraying is conducted through a Potter spray tower at the liquid spraying amount of 1 mL and the pressure of 1.47 * 10 < 5 > Pa. The LC50 value of the compound insecticide for citrus phyllocoptruta oleivora is 0.23-0.45 mg / L, and the LC90 value is 2.42-3.40 mg / L, which indicates that the efficient control effect can be realized at a lower concentration, the pesticide dosage is reduced, and the environmental pollution risk is reduced.

The invention belongs to the technical field of pesticide mite killing, and discloses an acaricide and application thereof.The acaricide comprises an active component A and an active component B. The active component A is a compound shown in the formula I: # imgabs0, the active component B is any one of etoxazole, lufenuron or flufenoxystrobin, and the mass ratio of the active component A to the active component B is 1: 50-45: 1. The acaricide disclosed by the invention has an excellent prevention and treatment effect on common harmful mites on crops and garden plants, and can effectively reduce the use amount of pesticides and reduce the harm to the environment.

The present invention belongs to the technical field of pesticidal acaricides, and discloses an acaricide and its application. The acaricide comprises active ingredient A and active ingredient B. The active ingredient A is a compound of formula I: The active ingredient B is any one of etoxazole, lufenuron or flufenerim. The mass ratio of the active ingredient A to the active ingredient B is 1:50 to 45:1. The acaricide of the present invention has excellent control effects on common harmful mites on crops and garden plants, can effectively reduce the usage amount of pesticides, and reduce the harm to the environment.

This invention relates to an insecticide composition and its application method. The composition comprises two active components, A and B, wherein component A is selected from benzamide compounds represented by general formula I, and component B is selected from insect growth inhibitor insecticides such as pyriproxyfen, lufenuron, and diflubenzuron. The composition of this invention has advantages such as significant synergistic effect and delayed resistance development, and can be used to control a variety of pests.

The invention provides a nano suspending agent containing thiamethoxam and lufenuron as well as a preparation method and application of the nano suspending agent. The nano suspending agent comprises the following components in percentage by mass: 3%-30% of thiamethoxam, 3%-30% of lufenuron, 0.1%-10% of a nano carrier material, 1%-20% of a wetting dispersant, 0.1%-2% of a stabilizer, 0.1%-4% of a thickening agent, 0.02%-1% of a defoaming agent, 0.01%-0.5% of a preservative, 0.1%-8% of an anti-freezing agent, 0.2%-0.8% of a chitosan sodium alginate solution and 30%-70% of a chitosan sodium alginate solution. The invention belongs to the technical field of pesticide preparations, firstly, thiamethoxam and lufenuron are combined for application, a nano carrier material is adopted to load effective components, and a chitosan sodium alginate aqueous solution is added to serve as a film forming material, so that the provided nano suspending agent has a good slow release effect and physical stability while achieving synergistic interaction, and the sustained release effect and the physical stability of the nano suspending agent are greatly improved. And the control effect on adult diaphorina citri and nymphs is improved.

The present application relates to the field of pesticides, and in particular to a 19% lambda-cyhalothrin and lufenuron suspension concentrate, which uses lambda-cyhalothrin and lufenuron as effective active ingredients, and uses specific dispersants, thickeners, antifoaming agents, stabilizers, preservatives and other auxiliary agents to obtain a stable and efficient suspension concentrate system, improves the synergistic effect on the insecticidal effect, reduces the amount of pesticide used in production, and reduces the pollution to the environment.

The application belongs to the technical field of pesticides, and relates to a kind of acaricidal composition and its application, the acaricidal composition contains active ingredient A and active ingredient B;Active ingredient A is a compound of formula (I), and active ingredient B is any one of lufenuron and fluazaindolam.The acaricidal composition can efficiently control phytophagous mites, can obviously reduce the mite population, improve the rapid availability and delay the development of drug resistance.

The invention belongs to the technical field of pesticides, and particularly relates to a ternary insecticidal composition and application thereof. The insecticidal composition comprises an active component A, an active component B and an active component C. The active component A is oxazosulfuron; the active ingredient B is methoxyfenozide; the active ingredient C is lufenuron. The composition is reasonable in component, good in insecticidal effect and low in pesticide cost, and has the characteristics that the application amount is reduced, the composition is safe to crops, the pesticide residue is reduced and the like.

The invention relates to the field of pesticide preparation processing, and discloses a low-temperature stable chlorantraniliprole and lufenuron suspending agent and a preparation method thereof.The core of the suspending agent is that a grafted copolymer with a polypropylene glycol (PPG) temperature-sensitive chain segment serves as a low-temperature self-adaptive stabilizer and cooperates with modified lignosulfonate; during preparation, through a step-by-step process of firstly adding the modified lignosulfonate and then adding the core stabilizer, a stable adsorption layer with internal charge-external steric hindrance is constructed on the surfaces of the particles; the key point of the invention lies in that a compact physical barrier formed by shrinkage of PPG chain segments at low temperature is utilized to effectively inhibit the Oswald ripening of particles and the physical damage of ice crystals. The problems of serious crystallization, agglomeration and poor fluidity at low temperature in the prior art are solved, and the preparation is endowed with excellent low-temperature storage, freeze-thaw stability and dumping performance.

The invention provides a method for detecting pesticide residues in agricultural products based on nano-material improved QuEChERS-UPLC-MS / MS. PSA and MWCNTs with specific content are adopted as a cleaning agent combination to perform pretreatment on a sample, 0.05% formic acid (containing 2mmol / L ammonium acetate) aqueous solution and acetonitrile are adopted as mobile phases, and under a specific gradient elution condition, the content of the pesticide residues in the agricultural products is detected by using a high-performance liquid chromatography-mass spectrometry method, and the content of the pesticide residues in the agricultural products is detected by using the high-performance liquid chromatography-mass spectrometry method. The method can accurately analyze the residual content of abamectin, flonicamid, chlorfluazuron, isocarbophos, fenpropathrin, fludioxonil, chlorpyrifos, phorate, lufenuron, clothianidin, trichlorfon, imidacloprid, thiamethoxam, fluxapyroxad, thidiazuron, cyromazine, spirodiclofen, pyrimethanil, omethoate, acetamiprid, propiconazole and the like in agricultural products such as black vegetables, hyacinth beans, juicy peaches and the like. The method disclosed by the invention has the advantages of high sensitivity, strong universality, high accuracy, good stability, simplicity and convenience in operation and the like, and provides technical support for detection of pesticide residues in agricultural products.