6592results about "Insecticides" patented technology

The present disclosure provides proteins useful for preventing, treating, inhibiting and / or eliminating infestation and infection of plants caused by various phytopathogenic pests, as well as formulations comprising such proteins, polynucleotides encoding such proteins, organisms expressing such proteins, and methods for preparing such proteins. And methods of using such proteins, formulations, polynucleotides, and organisms in agricultural and other effort areas.

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 present invention relates to novel heteroaryl-triazole and heteroaryl-tetrazole compounds of the general formula (I), in which the structural elements Y, Q1, Q2, R1, R2, R3, R4 and R5 have the meaning given in the description, to formulations and compositions comprising such compounds and for their use in the control of animal pests including arthropods and insects in plant protection and to their use for control of ectoparasites on animals.

According to the brown planthopper lethal gene Nlpfam and the application thereof in biological prevention and control, the brown planthopper lethal gene Nlpfam can cause brown planthopper death after being interfered, so that dsRNA or an interference reagent is prepared through transcription of the brown planthopper lethal gene Nlpfam, the Nlpfam gene can be effectively interfered after the dsRNA or the interference reagent is injected into the brown planthopper, the abdomen of the brown planthopper becomes black, and the brown planthopper death can be inhibited. The brown planthopper can be effectively killed, and the biological control on the brown planthopper is realized.

The present invention relates to the technical field of plant pest control, and specifically to a melon fruit fly attractant and a preparation method and application thereof, comprising a compound of 100µg / µL methyl isovalerate and 100µg / µL hexanal in a volume ratio of 1:1, which attracts female melon fruit flies. The melon fruit fly attractant of the present invention has main components derived from natural plant volatiles, is environmentally friendly, and is safe for non-target organisms, laying a foundation for field monitoring of melon fruit flies, and also providing a new idea for green control of melon fruit flies.

The invention discloses an N-cyclobutyl substituted benzamide isoxazoline compound as well as a preparation method and application thereof. The N-cyclobutyl substituted benzamide isoxazoline compound has broad-spectrum and efficient insecticidal activity at a low dosage, and has a remarkable effect on prevention and treatment of diseases and insect pests in agriculture and forestry and pests in the field of sanitation; moreover, the pesticide composition is safer to non-target organisms, can reduce the damage to plants, non-target organisms and human beings due to overhigh pesticide concentration, and is more beneficial to crop protection and environmental safety.

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.

According to the laodelphax striatellus ecdysis gene LsMH and the application thereof in biological prevention and control of laodelphax striatellus, the laodelphax striatellus ecdysis gene LsMH serves as one of key genes for ecdysis of laodelphax striatellus, the laodelphax striatellus ecdysis gene LsMH can be subjected to targeted interference, laodelphax striatellus can be remarkably inhibited from forming adults through eclosion, and laodelphax striatellus death is avoided, so that laodelphax striatellus population is the harm of the laodelphax striatellus to food crops is reduced. The control of laodelphax striatellus is carried out through a biological means, the method is safe and harmless to environment ecology and food, and a new strategy is provided for green control of laodelphax striatellus. The dsRNA or the interference reagent is prepared through transcription of the laodelphax striatellus ecdysis gene LsMH, the LsMH gene can be effectively interfered after the dsRNA or the interference reagent is injected into the laodelphax striatellus, the phenomena that wings are bent or incomplete, the abdomen is wizened and ecdysis is incomplete occur in the ecdysis process of laodelphax striatellus nymphs, laodelphax striatellus eclosion into adults is inhibited, laodelphax striatellus death is avoided, and biological control over laodelphax striatellus is achieved.

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.

The invention relates to the field of biological control, and discloses screening of entomogenous fungi with high pathogenicity to prodenia litura and a compound application of the entomogenous fungi and tetraniliprole. The beauveria bassiana strain with high toxicity to the prodenia litura is collected from a tobacco field in polder town in Jianghua County, Yangzhou City, Hunan Province. The invention further provides an efficient, pollution-free and residue-free insecticide combining the tolfenpyrad and the beauveria bassiana, and the insecticide has a synergistic effect. Research on the compounding effect of the tetratolfenpyrad and the beauveria bassiana shows that the insecticide can show a remarkable synergistic effect after being compounded, the prevention and treatment effect is improved, the use dosage of a single chemical pesticide can be obviously reduced, environmental pollution is reduced, and the problems that an existing pesticide is prone to generating resistance, not obvious in pesticide effect and the like are effectively solved.

The invention discloses an isoxazoline compound as shown in a formula (I) and application thereof. R1, R2 and R3 can be selected from halogen atoms, cyano groups, nitryl groups, C1-C3 halogenated alkyl groups and the like; q can be independently selected from A1 to A6; l1 and L2 may be selected from a carboxyl group, a C1-C6 alkoxycarbonyl group, a hydroxyl-substituted C1-C8 alkyl group, and the like; z1, Z2 may be selected from a hydrogen atom, a C1-C6 alkyl group, a C3-C5 cycloalkyl group, or C (O) M, wherein M is a C1-C6 alkyl group, a C2-C6 alkenyl group, or the like; the isoxazoline compound provided by the invention has no cross resistance with existing insecticides, has the advantages of quick pesticide effect, low dosage and the like, and particularly has an excellent control effect on rice-resistant chilo suppressalis, plutella xylostella, aphid and the like. The invention also provides an isoxazoline compound as a pesticide acceptable salt, a composition and an application of the isoxazoline compound. # imgabs0 #

The present disclosure is directed to controlling pest infestation by inhibiting one or more biological functions in an invertebrate pest. The disclosure discloses methods and compositions for use in controlling pest infestation by feeding one or more different recombinant double stranded RNA molecules to the pest in order to achieve a reduction in pest infestation through suppression of gene expression. The disclosure also discloses methods and compositions for targeted genome editing in the pest in order to achieve a reduction in pest infestation through disruption of protein activity. The disclosure is also directed to methods for making transgenic plants that express the double stranded RNA molecules and targeted genome editing constructs for use in protecting plants from pest infestation.

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 present invention discloses a pH-responsive pesticide slow-release hydrogel sphere and a preparation method thereof, belonging to the technical field of slow-release pesticides. The present invention uses carboxylated nanocrystalline cellulose modified by polyethyleneimine as a raw material, which is self-assembled with modified montmorillonite through electrostatic binding, and then loaded with pesticides in an organic solvent. Then, sodium alginate is used as a coating material and anhydrous calcium chloride is used as a cross-linking agent to prepare a pH-responsive pesticide slow-release hydrogel sphere of nanocrystalline cellulose composite montmorillonite by dropping, which is used for the slow release of pesticides in the soil environment. Under the optimal conditions, the encapsulation rate of fipronil in the organic solvent by the hydrogel sphere of the present invention is above 64.1 wt%, and the loading rate is above 67.3 wt%. In the soil environment with different pH values, the highest release rate of pesticides after 120 h is above 59.7%, and the pesticide release rate increases with the increase of pH until the hydrogel skeleton completely breaks, and the purpose of adjusting the pesticide release rate can be achieved by adjusting the pH.

The invention belongs to the field of pesticides, and relates to an insecticidal composition. Effective components of the insecticidal composition comprise an active component A and an active component B, the active component A is a compound shown in a formula (I), the active component B is any one of Dampropyridaz, Oxazosulfyl and Flometoquin, and the mass ratio of the active component A to the active component B is (1: 42)-(32: 1). The insecticidal composition has the advantages of synergism, resistance delay and the like, and is used for preventing and treating resistant pests.

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 discloses multifunctional paenibacillus polymyxa with straw degradation, broad-spectrum bacteriostasis and efficient insecticidal activity and application, and belongs to the technical field of agricultural microbiology. The strain provided by the invention is paenibacillus polymyxa BMB-Pp0021, and the preservation number of the strain of the paenibacillus polymyxa BMB-Pp0021 is CCTCC (China Center for Type Culture Collection) NO.M20241951; the bacterial strain not only has broad-spectrum antibacterial activity, but also can efficiently kill insects, also has the capability of efficiently degrading straws, and particularly still has the capability of efficiently degrading straws (the weight loss ratio in 7 days is 50.20%) under a low-temperature condition, so that the bacterial strain has huge application potential in agriculture and industry due to the multifunctional characteristics.

The invention belongs to the technical field of pesticides, and particularly relates to a pyridyl alkoxy pyrimidine compound and application thereof. The compound is shown as a formula I: # imgabs0 #, wherein X and Y respectively and independently represent hydrogen, hydroxyl, alkyl, alkoxy, alkenyloxy, alkynyloxy and the like; z represents hydrogen, halogen, a cyano group, an amino group, a nitro group, a formyl group, a cyano alkyl group, a hydroxyalkyl group, an alkyl group, an alkenyl group, an alkynyl group and the like. The compound or the salt thereof has an excellent effect as an agricultural and horticultural insecticide.

The invention relates to the technical field of biology, and particularly provides preparation and application of a dsMpC002-coated ZIF-8 nano complex. According to the invention, a green peach aphid effector dsMpC002 is taken as a target, a ZIF-8 delivery system of the green peach aphid effector dsMpC002 with a stable superexcellent target is constructed, and a dsMpC002-ZIF-8 nano-composite is prepared and obtained. By observing and analyzing the MpC002 gene expression quantity, the death rate and the single female farrowing quantity of the green peach aphid after the pepper variety DYJ sprayed with the dsMpC002-coated ZIF-8 nano-complex with different concentrations is fed, the control effect of the dsMpC002-coated ZIF-8 nano-complex on the green peach aphid is determined. And a new target technology and a new idea are provided for innovating an aphid control method.

The invention discloses a metarhizium aureoviride strain YEC and application of the metarhizium aureoviride strain YEC in prevention and treatment of teak camel moths. The Metarhizium anisoviride YEC provided by the invention is separated from soil in Guangdong province, can infect mangrove forest pests, namely teak camel moths, and can have relatively high fatality rate and stiff insect rate on the teak camel moths within a short time. The metarhizium aureoviride strain YEC is a biological control strain with potential development and application value in control of mangrove forest pests.

The invention belongs to the field of pesticides, and relates to a composition containing a biological source pesticide. The composition contains an active component A and an active component B, the component A is selected from a compound I-72, and the component B is selected from biological source insecticides and acaricides; the weight part ratio of the component A to the component B is (1: 99)-(99: 1); wherein the structural formula of the compound I-72 is shown in the specification, and the composition disclosed by the invention has an obvious synergistic effect and can be used for preventing and treating various pests and pest mites. # imgabs0 #

The invention relates to a preparation method and an application of a substituted benzimino thiazolidone derivative. Specifically, the invention relates to a compound as shown in a formula (I), or an isotope labeled compound thereof, or an optical isomer, a geometric isomer, a tautomer or an isomer mixture thereof, or a pharmaceutically acceptable salt thereof, and application of the compound in preparation of insecticides for pest control. The compound can achieve a better pest control effect at a lower dosage, especially for pests such as tetranychidae, microcosaridae, acaridae, tarsonidae, aleuridae and root-knot nematode, and can be used for controlling pests such as tetranychidae, microcosaridae, gall mite, tarsonidae, aleuridae and the like. # imgabs0 #

The present invention relates to a composition comprising a) a Bacillus cell expressing a recombinant spore-producing outer wall of a fusion protein comprising (i) at least one plant growth stimulating protein or peptide and (ii) a targeting sequence localizing the fusion protein onto the spore outer wall of the Bacillus cell in a synergistically effective amount; and b) at least one other biological control agent selected from a mutant of a particular microorganism disclosed herein and / or a particular strain of a microorganism disclosed herein having all identifying characteristics of the respective strain, and / or at least one metabolite produced by the respective strain, and / or at least one metabolite produced by the respective strain that exhibits activity against insects, mites, nematodes and / or phytopathogens. Furthermore, the present invention relates to the use of this composition and methods for enhancing plant growth, promoting plant health and / or reducing overall damage of plants and plant parts.

The invention belongs to the technical field of genetic engineering and agricultural biology, and provides application of dsRNA for specifically inhibiting RpHsp22.6 gene expression in preparation of insecticides, and the nucleotide sequence of the dsRNA is shown as SEQ ID NO.12. The invention further provides a preparation method of the dsRNA. The invention also provides a method for relieving soybean blue syndrome and provides a small heat shock protein RpHsp22.6 of Emblycoris lividipennis. According to the invention, the problem of how to more effectively and more environmentally prevent and treat the plant diseases and insect pests of the Adelphocoris indica is solved, and the effect of reducing the pathogenicity of the Adelphocoris indica to the soybeans is achieved.

The invention discloses a dsRNA nano nucleic acid insecticide for preventing and treating piercing-sucking pests, the dsRNA nano nucleic acid insecticide is composed of dsRNA of a specific targeting piercing-sucking pest Chs gene and a carrier, the piercing-sucking pests are Panonychus citri, Diaphorina citri or Aphis gossypii, the nucleotide sequences of the Chs gene are respectively shown as SEQ ID NO.1, SEQ ID NO.2 and SEQ ID NO.3, and the carrier is MgAl or MgFe layered double-metal hydroxide nanoparticles. The dsRNA nano nucleic acid insecticide is applied to host plants of the piercing-sucking pests, after the plants induce the piercing-sucking pests to eat the dsRNA nano nucleic acid insecticide, RNA synthesis and silent Chs genes are interfered in vivo, death is promoted, and the dsRNA nano nucleic acid insecticide has good application prospects in treatment of the piercing-sucking pests.

The invention discloses a preparation method of a modified corn straw nanocellulose-based dual-response controlled-release pesticide, and relates to the technical field of resource utilization of agricultural wastes and environmental protection. The method comprises the following steps: extracting nano-cellulose from corn straws, modifying the nano-cellulose with zein, preparing a modified corn straw nano-cellulose-based emulsion carrier, and preparing and evaluating the modified corn straw nano-cellulose-based dual-response controlled-release pesticide. The method verifies the effectiveness of the EDC / NHS cross-linking agent in an alcohol-soluble system, successfully modifies the corn straw nano-cellulose, realizes efficient utilization of waste resources, solves the problems of low utilization rate of traditional pesticides, combustion waste of corn straw and performance limitation of conventional cellulose, and has a wide application prospect. Meanwhile, a novel efficient, environment-friendly and economical dual-response controlled-release pesticide can be obtained, and important guiding significance is achieved for solving the bottleneck problem in the field of pesticide preparations.