3588results about "Insecticides" patented technology

The compounds represented by formula (I) of this invention exhibit excellent activity against a variety of pests and mites in agriculture or other fields. Furthermore, these compounds achieve good control effects at very low doses, and therefore can be used to prepare insecticides and / or acaricides.

The invention belongs to the technical field of organic matter preparation, and discloses an amide-containing isoxazoline derivative as well as a preparation method and application thereof. According to the invention, chemical modification and molecular design are carried out on the compound with an isoxazoline structure, and a substituent group is introduced to N of an amide group, so that a series of efficient compounds which can be used for killing insects or mites in agriculture or forestry and have excellent activity are obtained, and particularly, the compounds have very good biological activity on lepidoptera, hemiptera and other pests. When being used at an extremely low concentration, the compound disclosed by the invention also shows an excellent control effect on various pests or pest mites, has insecticidal or acaricidal activity in each stage (such as eggs, larvae (nymphs), pupae and adults) of the life cycle of the pests or pest mites, and has an excellent control effect on the pests or pest mites which have drug resistance to traditional insecticides or acaricides. And the composition also shows excellent control activity.

Burkholderia, and a composition, use and usage method thereof. Provided are the Burkholderia, and a composition comprising the strain and / or a metabolite, culture, fermentation broth and / or extract thereof. The Burkholderia or the composition thereof can generate a siderophore, induce plants or seeds thereof to generate systemic resistance to plant pathogens, and reduce the chemotaxis of plant pathogens to plants, so that prevention and treatment of plant diseases and insect pests are achieved. In addition, plant root system development can be promoted, a nitrogen fixation effect is provided, a phosphate solubilization effect is provided, indoleacetic acid is generated, and weeds are removed, thereby promoting plant growth.

The invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, and an N-oxide or salt and application thereof. The compound is shown as a general formula I: # imgabs0 #, wherein X represents a cyano group, a cyano alkyl group, an aryl group or a heterocyclic group; q1 and Q2 independently represent O or S respectively; m1, M2, M3, M4 and M5 respectively and independently represent CR9 or N, and at least two of the M1, M2, M3, M4 and M5 are N; r1, R2, R3, R4, R5, R6, R7, R8 and R9 independently represent hydrogen, nitro, amino, cyano, halogen and the like respectively. The compound has excellent prevention and control effects on pests such as chilo suppressalis, spodoptera frugiperda, armyworm, prodenia litura, peanut aphid and rice planthopper, and is safe to bees.

Formulations of pesticides are disclosed, specifically pesticidal blends of essential oils and other ingredients, that have been found to enhance the activity of the active pesticidal ingredients. The formulations may be, for example, emulsions or dust formulations. For example, a composition for controlling a target pest is disclosed that comprises at least one active agent and a formulation agent, wherein: the active agent is capable of interacting with a receptor in the target pest; the active agent has a first activity against the target pest when applied without the formulation agent and the composition has a second activity against the target pest; and the second activity is greater than the first activity.

The application belongs to the technical field of pesticides, and particularly relates to a pyridylalanine derivative, a composition thereof and a use thereof. The compound is shown in the general formula I: wherein X1 represents hydrogen or fluorine, X2 represents hydrogen or fluorine, X3 represents hydrogen or fluorine, X4 represents hydrogen or fluorine, and X1, X2, X3 and X4 are not hydrogen at the same time; R1 and R2 independently represent hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl or -(CO)R3; Y1 represents hydroxyl, alkoxyalkyloxy, trialkylsilyloxy or -O(CO)R3; Y2 represents hydrogen or alkyl; or Y1 and Y2 together form =O. The compound has excellent control effects on pests such as Myzus persicae, Lygus lineolaris, Rhopalosiphum maidis and Bemisia tabaci.

The invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, and an N-oxide or salt and application thereof. The compound is shown as a general formula I, wherein X1 and X2 respectively and independently represent hydrogen, halogen, cyano, hydroxyl, amino, alkyl or halogenated alkyl; y1, Y2, and Y3 each independently represent hydrogen, halogen, or the like; q1 and Q2 respectively and independently represent CH2, O or S, and at least one of Q1 and Q2 is O; r1 and R2 respectively and independently represent halogen. The compound has an excellent prevention and treatment effect on pests such as spodoptera frugiperda and armyworm.

The invention discloses a comb-type polyphosphate polymeric dispersant and a preparation method thereof, the dispersant is prepared by preparing a phosphate monomer from acrylate and phosphorus pentoxide, then copolymerizing the phosphate monomer with phenyl alkene or alkyl alkene, and finally adding alkali liquor for neutralization. A phosphate-polyether bifunctional side chain is introduced to a main chain, a phosphate group provides electrostatic repulsion, and a polyether group enhances steric hindrance, so that the dispersing agent can meet the requirements of strong adsorption and long-range stability at the same time, and a more durable and effective stabilizing effect is provided for a dispersion system.

The present disclosure provides proteins useful for preventing, treating, suppressing and / or eliminating infestations and infections of plants by various phytopathogenic pests, as well as formulations comprising such proteins, polynucleotides encoding such proteins, organisms expressing such proteins, and methods of using such proteins, formulations, polynucleotides and organisms in agriculture and other fields of endeavor.

The invention discloses three pattern recognition protein Hc beta GRP genes for preventing and treating fall webworms, dsRNA and application thereof. Specifically, the nucleotide sequences of the three pattern recognition protein Hc beta GRP genes for preventing and treating fall webworms are respectively SEQ ID NO: 1, SEQ ID NO: 2 and SEQ ID NO: 3. The recombinant Hc beta GRP protein is successfully obtained through a prokaryotic expression system, an in-vitro bacteriostatic test proves that the recombinant Hc beta GRP protein, the Hc beta GRP protein and the dsRNA have direct bacteriostatic activity, dsRNA is designed based on a pattern recognition protein Hc beta GRP gene, a hyphantria cunea Hc beta GRP dsRNA interference system implemented by using an injection method is established, an obvious gene silencing effect is obtained by injecting the Hc beta GRP dsRNA interference system into hyphantria cunea, and the Hc beta GRP dsRNA interference system is applied to the hyphantria cunea. The technical support is provided for the application of the Hc beta GRP RNAi technology. Besides, the dsRNA of the hyphantria cunea Hc beta GRP is combined with the biocontrol bacteria by utilizing an established hyphantria cunea Hc beta GRP RNA interference system, so that the control effect of the biocontrol bacteria can be remarkably improved.

The invention discloses a bacillus thuringiensis L3 and an application thereof. The preservation number of the bacillus thuringiensis L3 is CCTCC (China Center for Type Culture Collection) NO: M 2025487. The gene sequence of the 16S rDNA of the bacillus thuringiensis L3 is as shown in SEQ ID NO: 1. Under different adversity stress conditions, the bacillus thuringiensis L3 shows a certain stress resistance potential. Research finds that the bacillus thuringiensis L3 has certain acid resistance, high temperature resistance, cholate resistance and drought resistance, and has strong alkali resistance.

Provided is a stabilized aqueous hydrogen peroxide composition comprising a sugar alcohol that does not contain silver, organophosphonate, peroxyacetic acid or other peracid, or stannate. The composition optionally includes a carboxylic acid. The composition is suitable as a disinfectant and oxidizer, and for the treatment, inhibition, or eradication of fungi or nematodes. Also provided is a method for reversing a bacterial or fungal infection in an infected plant, and a method for enhancing plant growth and / or productivity. Also provided is a method for inhibiting or preventing fungal spore germination in soil in a fungal infested area. Also provide is a method of controlling or preventing nematode infestation of a plant, and a method of reversing damage of a plant caused by nematode infestation. Also provided is a method for treating or reversing Panama disease in an infected banana plant.

The invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, and an N-oxide or salt and application thereof. The compound is shown as a general formula I, wherein Q1 and Q2 respectively and independently represent O or S; x represents a cyano group, a cyano alkyl group, an aryl group or a heterocyclic group; y1 is halogen; y2 and Y3 each independently represent hydrogen, halogen, alkyl, or the like; and Z1, Z2, R1, R2, R3, R4, R5, R6, R7 and R8 independently represent hydrogen, halogen, cyano, nitro, alkyl and the like. The compound has an excellent prevention and treatment effect on pests such as spodoptera frugiperda, armyworm and prodenia litura.

The present invention discloses a method for controlling rice brown planthopper based on sustained-release nano-matrine, belonging to the field of nano-pesticides. In the present invention, matrine is loaded into the mesoporous structure of mesoporous silica, and then encapsulated with chitosan to obtain sustained-release nano-matrine. Then, the sustained-release nano-matrine is formulated into a sustained-release nano-matrine solution, which is then applied as a pesticide to the leaves of rice seedlings to control rice brown planthopper. The sustained-release nano-matrine adopted in the present invention can induce rice seedlings to produce the plant defense hormone jasmonic acid precursor 12-oxophytodienoic acid and the brown planthopper-resistant substances luteolin and cis-aconitine. These substances have a targeted toxic effect and can inhibit the reproduction of offspring, thereby better controlling rice brown planthopper.

The invention belongs to the technical field of agricultural microorganisms, and discloses a strain of stenotrophomonas sp., which is named as stenotrophomonas sp. R5, is preserved in the China Center for Type Culture Collection on September 20, 2023, the preservation address is Wuhan University, Wuhan, China, and the preservation number is CCTCC NO: M 20231758. The invention further discloses a microbial agent containing the bacterial strain and application of the microbial agent in prevention and treatment of rice planthoppers. According to the stenotrophomonas sp. R5 and the microbial agent containing the stenotrophomonas sp. R5, the control effect on rice planthoppers can reach 90% or above, compared with a conventional control method, the control effect is remarkably improved, and the survival rate of rice is greatly increased.

The invention provides an insecticidal pesticide synergistic additive containing plant essential oil and a preparation method thereof, and belongs to the technical field of pesticide synergists. The insecticidal pesticide synergistic aid containing the plant essential oil comprises a synergist matrix, a penetrating agent, an emulsifying agent, a thickening agent, an anti-freezing agent and the plant essential oil. The main component of the synergistic additive is esterified vegetable oil or fatty acid alkyl ester, and the synergistic additive has the advantages of low toxicity, difficult generation of drug resistance of target organisms, environmental friendliness and the like, and can be mixed with a penetrant, an emulsifier and a thickener for use, so that the wetting and infiltration capacity of pesticide liquid can be remarkably enhanced, a wax layer structure can be destroyed, the permeability of the pesticide liquid can be improved, and the pesticide effect can be improved. The added plant essential oil belongs to a natural active substance, has the characteristics of being green and environment-friendly, and can be matched with different pesticide formulations such as insecticides, bactericides, herbicides and the like for use.

The invention belongs to the field of microbial natural product pesticides, and particularly discloses a polyketone compound as well as a preparation method and application thereof. The compound disclosed by the invention is prepared from a fermentation crude extract of a strain of tobacco endophytic fungus Aspergillus japonicus TE-739D, and the compound disclosed by the invention is prepared from the fermentation crude extract of the tobacco endophytic fungus Aspergillus japonicus TE-739D. The chemical structure of the compound is identified through a modern spectroscopy technology, such as a high resolution mass spectrum HRESIMS and a superconducting nuclear magnetic resonance spectrum NMR, and the compound is named as japonidiene C. The invention further discloses a preparation method of the compound. The polyketone compound japondiene C has an obvious insecticidal activity on 2-instar larvae of spodoptera frugiperda, and can be used for preventing and treating the second instar larvae of the spodoptera frugiperda.

The present invention relates to the use of Tinoxamid for reducing or preventing the propagation of bacteria from an insect vector to a plant, and to methods for reducing or preventing the propagation of bacteria from an insect vector to a plant by applying Tinoxamid.

The invention discloses a preparation method and application of a sophocarpidine nano-pesticide, dendritic mesoporous silica nanoparticles are ultrasonically dispersed in a methanol solution of sophocarpidine, the mixture is stirred for 45-50 h in a dark place at 10-30 DEG C for a reaction, after the reaction, precipitates are centrifugally collected, washed and freeze-dried, and the sophocarpidine nano-biopesticide is obtained. The sophocarpidine nano biopesticide is prepared by taking dendritic mesoporous silica nanoparticles as a carrier, and dendritic mesoporous silica is of a dendritic mesoporous structure and has the characteristics of larger porosity, uniform particle size, high drug loading rate, slow control effect and the like. The dendritic mesoporous silica has the advantages that the dendritic mesoporous silica can be used for preventing and treating trunk-boring, basal and root-eating pests, the matrine as a biological pesticide can avoid the problems of photolysis and the like after being loaded into the dendritic mesoporous silica, the prevention and treatment effect is improved, the drug resistance of the pests is reduced, the goals of reduction and synergism are achieved, and a new thought is provided for sustainable prevention and treatment.

The present invention relates to the technical field of pesticides, and in particular to a pyrazole amide compound and a use thereof. The compound is as shown in general formula I, wherein Q represents O or S, W represents CH or N, X represents hydrogen, halogen, alkyl, etc., Y represents halogen or alkyl, Z represents alkyl, alkenyl, alkynyl, cycloalkyl, etc., and M represents hydrogen or alkyl. The compound has good prevention and treatment activity on pests such as green peach aphids, peanut aphids, and bird cherry-oat aphids.

A microorganism according to the present disclosure is a microorganism (accession number: NITE BP-03832) belonging to Bacillus velezensis, a microorganism (accession number: NITE BP-04073) belonging to Bacillus velezensis, a microorganism (accession number: NITE BP-04126) belonging to Bacillus velezensis, or a variant of these having a plant disease prevention effect.

The invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, and an N-oxide or salt and application thereof. The compound is shown as a general formula I, wherein Q1 and Q2 respectively and independently represent O or S; x represents a cyano group, a cyano alkyl group, an aryl group or a heterocyclic group; y1, Y2, Y3, Z1, Z2, R1, R2, R3, R4, R5, R6, R7, and R8 independently represent hydrogen, halogen, a cyano group, a nitro group, an alkyl group, etc. The compound has an excellent prevention and treatment effect on pests such as spodoptera frugiperda, armyworm and prodenia litura.

The invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, and an N-oxide or salt and application thereof. The compound is shown as a general formula I, wherein X and Z respectively and independently represent hydrogen, alkyl, alkenyl, alkynyl, naphthenic base and the like; y represents chlorine or bromine. The compound has an excellent prevention and treatment effect on pests such as spodoptera frugiperda, armyworm and prodenia litura.

The invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, and an N-oxide or salt and application thereof. The compound is shown as a general formula I, wherein Q1 and Q2 respectively and independently represent O or S; x represents a cyano group, a cyano alkyl group, an aryl group or a heterocyclic group; y represents hydrogen, an alkyl group, an alkenyl group, an alkynyl group or the like; and Z1, Z2, R1, R2, R3, R4, R5, R6, R7 and R8 independently represent hydrogen, halogen, cyano, nitro, alkyl and the like. The compound has an excellent prevention and treatment effect on pests such as spodoptera frugiperda, armyworm and prodenia litura.

The invention belongs to the technical field of pesticide suspending agents, and particularly discloses a micro-capsule suspension-suspending agent containing chlorine fluorine and clothianidin and a preparation method of the micro-capsule suspension-suspending agent. The microcapsule suspension-suspending agent is prepared from the following raw materials: 11 to 13 percent of lambda-cyhalothrin, 12 to 14 percent of clothianidin, 9.20 to 9.60 percent of a solvent, 3.25 to 3.45 percent of a wall material I, 0.35 to 0.50 percent of protective glue, 2.13 to 2.33 percent of an emulsifier, 1.24 to 1.45 percent of a dispersing agent I, 0.24 to 0.45 percent of a wall material II, 3.90 to 4.10 percent of a dispersing agent II, 2.92 to 3.12 percent of an anti-freezing agent, 0.03 to 0.07 percent of a thickening agent I, 0.45 to 0.55 percent of a thickening agent II, 0.46 to 0.52 percent of a preservative and the balance of water. The microcapsule suspension-suspending agent prepared in the invention has good stability in the storage process, the slow release of effective components is controlled, and the lasting period is prolonged.

The present invention provides the use of 1-methoxyindole or its derivatives in repelling and / or killing pests, belonging to the field of pest control technology. The active ingredient provided by the present invention is 1-methoxyindole (1-MOI), which is found in Metarhizium robertsiense. When applied as a repellent, the concentration in a plane is 0.127 μg / cm 2 1-methoxyindole can repel a variety of ants, termites, and ticks, and the higher the 1-methoxyindole content, the stronger the repellent effect; when used as an insecticide, the concentration in the air is 0.14μg / cm 3 The 1-methoxyindole can kill a variety of ants, termites, ticks, thrips, mosquitoes, as well as whiteflies, brown planthoppers, spider mites and other pests, and the higher the concentration of 1-methoxyindole, the stronger the killing effect.

Compounds of formula I (Formula I),where the substituents R1 through R5 are defined herein, and agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of the compounds of Formula (I). In addition, methods and uses of compounds of Formula I as, for example, insecticides. Compositions having compounds of Formula (I) and their uses in controlling insects, particularly in crops of useful plants. Methods and intermediates related to the synthesis of compounds of Formula (I).

The invention relates to dsRNA of miscellaneous migratory locust ribosome large subunit protein genes RPL7 and RPL44 and application of the dsRNA, the dsRNA for synthesizing the miscellaneous migratory locust ribosome large subunit protein genes RPL7 and RPL44 is injected into miscellaneous migratory locust, the RPL7 and RPL44 genes of the miscellaneous migratory locust can be specifically silenced, and the miscellaneous migratory locust can be inhibited from feeding, so that the miscellaneous migratory locust loses nutrition supply and is abnormal in growth and development, and then individual death is caused; the method achieves the purpose of biological prevention and control, has the advantages of specificity, high efficiency and environmental protection on pest prevention and control, is a novel green and pollution-free locust prevention and control technology, and shows a huge application prospect on locust prevention and control.

The invention discloses dsRNA of a targeted potato beetle heat shock protein HSP70-KDa3 gene as well as a preparation method and application of the dsRNA of the targeted potato beetle heat shock protein HSP70-KDa3 gene. In order to solve the problems that an existing RNAi target gene is prone to off-target, poor in field stability and the like, the potato beetle heat shock protein gene LdHSP70-KDa3 serves as an RNA interference target for the first time, and a double-stranded RNA molecule shown as SEQ ID NO: 1 and a preparation method for preparing the double-stranded RNA are provided. Feeding experiments prove that the double-stranded RNA can efficiently silence target genes, the survival rate of potato beetle larvae is remarkably reduced, and feeding and growth development of the potato beetle larvae are inhibited. In addition, the invention further provides a biological preparation containing the double-stranded RNA and application of the biological preparation in prevention and treatment of potato beetles. The dsRNA targeting the HSP70-KDa3 gene provided by the invention has the characteristics of high efficiency, specificity, environmental friendliness and the like, and a new technical scheme is provided for green prevention and control of potato beetles.