223 results about "Spodoptera" patented technology

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 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 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 provides metarhizium ledebusii GZFW2211 and an application of the metarhizium ledebusii GZFW2211. The green muscardine fungus GZFW2211 is preserved in Guangdong Microbial Culture Collection Center on February 13, 2025, and the preservation number is GDMCC No: 65784. The spodoptera frugiperda spore suspension is a strain separated from spodoptera frugiperda larvae, the strain is high in growth speed, short in conidium production time and large in spore production quantity, and the prepared spore emulsion suspension is high and stable in pathogenicity to important pests such as spodoptera frugiperda, prodenia litura and agrotis ypsilon. The insecticidal composition can be widely used for preventing and treating pests such as spodoptera litura, prodenia litura and agrotis ypsilon.

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 discloses a pepper field prodenia litura adult trapping and killing device and method. The pepper field prodenia litura adult trapping and killing device comprises an AI adult prediction system, an insect trapping device, a high-voltage power grid killing device, an insect corpse collecting device and an energy supply device. The AI adult prediction system is in communication connection with the insect trapping device and is used for monitoring prodenia litura adults in real time and sending a starting signal to the insect trapping device; the insect trapping device carries a prodenia litura sex attractant and is used for releasing the prodenia litura sex attractant to trap adults of prodenia litura after receiving the opening signal; the high-voltage power grid killing device is used for killing adults through cooperation of contact electric shock and air electric shock; the insect corpse collecting device is arranged below the high-voltage power grid killing device and is used for collecting killed insect corpses; the energy supply device is electrically connected with the AI adult prediction system, the insect trapping device and the high-voltage power grid killing device and supplies power to all electric components. Non-chemical, accurate, environment-friendly and efficient trapping and killing of the prodenia litura adults in the pepper field and stable and long-acting operation of the device are realized.

The invention belongs to the technical field of pesticides, and particularly relates to a substituted benzisoxazole compound, a preparation method thereof, an insecticidal composition and application. The compound is shown as a general formula I, wherein Z1, Z2, Z3, Z4 and Z5 independently represent N or CR; r independently represents hydrogen, halogen, alkyl, alkenyl or the like; x represents an alkyl group, a haloalkyl group, an alkenyl group or the like; y represents alkyl. The compound has excellent prevention and treatment effects on pests such as spodoptera frugiperda, armyworm, plutella xylostella and prodenia litura.

The present invention belongs to the technical field of pesticides, and particularly relates to a mesoionic pyrimidinium compound, an N-oxide or salt thereof and the use thereof. The compound is as shown in general formula (I), wherein X represents cyano, cyanoalkyl, aryl, or heterocycly; Q1 and Q2 each independently represent O or S; M1, M2, M3, M4 and M5 each independently represent CR9 or N, and at least two of them are N; R1, R2, R3, R4, R5, R6, R7, R8 and R9 each independently represent hydrogen, nitro, amino, cyano, halogen, etc. The compound has an excellent control effect on pests such as Chilo suppressalis, Spodoptera frugiperda, Mythimna separata, Spodoptera litura, Aphis craccivora, rice planthopper, etc., and is safe for bees.

The invention relates to the technical field of microorganisms, in particular to serratia marcescens and application of the serratia marcescens in prevention and treatment of lepidoptera pests. The serratia marcescens CB08 provided by the invention is preserved in the China Center for Type Culture Collection, and the preservation number of the serratia marcescens CB08 is CCTCC (China Center for Type Culture Collection) NO: M 2025266. The strain has a remarkable prevention and control effect on Lepidoptera pests such as spodoptera frugiperda, armyworm, prodenia litura and cotton bollworm, has no pathogenicity on host crops such as corn, is a bacterium with excellent Lepidoptera pest prevention and control potential, has a very wide application prospect, and is expected to bring a new solution to the field of agricultural pest prevention and control.

The present invention provides an isoxazoline-substituted benzamide compound and a stereoisomer and agriculturally or veterinarily acceptable salt thereof. The compound is as represented by formula (I). In the formula, X represents hydrogen, halogen, hydroxyl, alkoxy, or alkylthio; Y is hydrogen, halogen, alkyl, or haloalkyl; Z is haloalkyl or haloalkoxy; M is CH or N; Q is hydrogen or halogen; R1 is hydrogen, halogen, hydroxyl, cyano, amino, nitro, formyl, cyanoalkyl, hydroxyalkyl, alkyl, etc.; and R2 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, etc. The compound has an excellent control effect on pests such as Spodoptera frugiperda, Myzus persicae, Nilaparvata lugens, Tetranychus truncates, and Bradysia odoriphaga.

The invention belongs to the technical field of insect feeding, and particularly relates to artificial feed for spodoptera frugiperda. Comprising the following raw materials in parts by mass: 10 to 30 parts of soybean meal, 30 to 50 parts of wheat germ, 70 to 100 parts of wheat bran, 10 to 50 parts of corn flour, 20 to 50 parts of crushed corn leaves, 15 to 40 parts of beer yeast powder, 5 to 30 parts of five-vitamin glucose, 5 to 20 parts of casein, 5 to 15 parts of ascorbic acid, 25 to 35 parts of agar powder, 0.5 to 2.0 parts of choline, 1.0 to 3.0 parts of sorbic acid, 0.1 to 0.5 part of inositol, 0.05 to 0.20 part of streptomycin sulfate, 1.0 to 3.0 parts of methyl parahydroxybenzoate, 15 to 30 parts of konjaku flour, 15 to 35 parts of milk powder, 0.2 to 2.0 parts of vitamin B6 and 1.0 to 1.0 part of corn germ oil. 5.0 parts of water and 1000 to 1500 parts of water. The artificial feed can significantly shorten the developmental duration of spodoptera frugiperda and improve the pupation rate and eclosion rate.

The invention discloses application of cordyceps javanica Bd01 and a dispersible oil suspending agent thereof to prevention and control of spodoptera frugiperda, and relates to the technical field of biology. The research finds that the cordyceps javanica Bd01 has a strong infection lethal effect on larvae of spodoptera frugiperda at all ages, the pupation rate and eclosion rate of the larvae can be remarkably reduced, and the breeding cycle of pests can be effectively blocked. The invention further develops a dispersible oil suspending agent, and the suspending rate is effectively improved through formula optimization. The dosage form takes soybean oil as a dispersion medium, does not contain harmful solvents such as methylbenzene, is free of dust pollution and is friendly to operators and the environment, and ascorbic acid is added to improve the ultraviolet resistance of spores and prolong the effective period of the pesticide effect. In addition, the preparation also has a certain control effect on caffeinidae, is wide in application scene, provides a new scheme for green control of spodoptera frugiperda, solves the problems of chemical pesticide resistance and residue, and accords with the development requirements of green agriculture.

The invention belongs to the field of microorganisms, and particularly discloses Aspergillus nomiae for preventing and controlling spodoptera frugiperda. The technical problem to be solved by the invention is how to prevent noctuid insects from harming plants. The invention provides aspergillus for preventing and treating noctuid insects from harming plants, the aspergillus is Aspergillus nomiae WNAN1, and the preservation number of the aspergillus nomiae is CGMCC (China General Microbiological Culture Collection Center) No.41741. The invention further provides a preparation method of the aspergillus nomiae. Experiments prove that the aspergillus has a relatively high fatality rate on third-instar larvae of the spodoptera frugiperda, and can be used for preventing and controlling the spodoptera frugiperda.

The invention relates to the field of chemical engineering and pesticides, in particular to an isoxazoline derivative containing dihydrazide as well as a preparation method and application of the isoxazoline derivative. The bishydrazide-containing isoxazoline derivative is a compound as shown in a formula (1). The novel isoxazoline derivative containing dihydrazide is obtained by combining an isoxazoline structure and a dihydrazide structure and carrying out special structural design, and the isoxazoline derivative containing dihydrazide has no cross resistance with existing insecticides, is relatively low in toxic and side effects, and can be applied to the field of pesticides. Meanwhile, the insecticidal composition has broad-spectrum insecticidal activity and an excellent insecticidal effect, and the problem that the pesticide resistance of pests such as spodoptera frugiperda and plutella xylostella is enhanced at present is effectively solved. Formula (1) # imgabs0 #

The present invention provides a gene derived from Spodoptera exigua with antiviral effect and its application. The amino acid sequence of the encoded protein is SEQ ID NO:1, and the nucleotide sequence is SEQ ID NO:2. The present invention also provides a method for increasing the sensitivity of Spodoptera exigua to Spodoptera exigua nuclear polyhedrosis virus, which is to reduce the expression level of the gene in Spodoptera exigua. The present invention has screened a gene with antiviral effect from the important agricultural pest Spodoptera exigua, analyzed its sequence structure and spatio-temporal expression pattern, and at the same time used overexpression and RNA interference techniques to prove that the gene has an effect against Spodoptera exigua nuclear polyhedrosis virus, providing a new target for better controlling Spodoptera exigua with viruses in production and having good application prospects.

The application provides a strain of Rossellomorea marisflavi and an application thereof, and belongs to the technical field of crop prevention and treatment. The Rossellomorea marisflavi is Rossellomorea marisflavi zju1, which has been preserved in the China Center for Type Culture Collection on August 14, 2023, and the preservation number is CCTCC NO: M 20231484. The Rossellomorea marisflavi can obviously promote the growth of crops, increase the resistance of crops to Spodoptera frugiperda, and reduce the growth rate and the feeding area of Spodoptera frugiperda on leaves. The application further prepares a biocontrol agent containing the Rossellomorea marisflavi, and the agent is harmless to the environment and has high safety, and cannot cause environmental pollution.

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 invention discloses an insect-resistant transgenic cotton event BrsC35 as well as a detection method and application thereof. According to the invention, an epsps gene, a Cry1Ac gene and a Vip3A gene are transferred into a genome of Zhongmiansui 24 through an agrobacterium-mediated method, so that a transgenic cotton event BrsC35 of which the resistance to lepidoptera insects such as cotton bollworms, ostrinia nubilalis and spodoptera frugiperda is remarkably improved is obtained. The transgenic cotton event BrsC35 is preserved in China General Microbiological Culture Collection Center (CGMCC) on February 17, 2025, and the preservation number is CGMCC No.32181. The transgenic cotton event BrsC35 has been preserved in China General Microbiological Culture Collection Center (CGMCC). The invention also provides a method for identifying whether a plant sample is derived from the transgenic cotton event BrsC35 or an offspring of the transgenic cotton event BrsC35, the transgenic cotton event BrsC35 can be specifically detected, and the transgenic cotton event BrsC35 can be better supervised and managed. The method has an important application value.

The invention belongs to the technical field of pesticides, and particularly relates to a substituted benzoheterocycle compound, a preparation method thereof, an insecticidal composition and application. The compound is shown as a general formula I, wherein A1 represents O or NR6; a2 represents N or CH; x represents-S (O) mR7; r1, R2 and R3 independently represent hydrogen, halogen, alkyl or the like; r4 and R5 independently represent hydrogen, halogen or alkyl; r6 represents hydrogen, an alkyl group, an alkenyl group, or the like; r7 represents an alkyl group, an alkenyl group, an alkynyl group, a haloalkyl group or the like; and m represents 0, 1 or 2. The compound has excellent prevention and treatment effects on spodoptera frugiperda, armyworms and the like.

An attractant for Telenomus remus Nixon to control Spodoptera litura Fabricicus is provided. The attractant includes a solvent and at least one of the following components: 1,3-dichlorobenzene, benzothiazole, and octane. The attractant can effectively attract Telenomus remus Nixon to parasitize Spodoptera litura Fabricius eggs, such that the growth of a pest quantity is inhibited and the pest population gradually dies out, which achieves the purpose of pest control. The attractant is a green, non-toxic, and pollution-free attraction substance. Therefore, the attractant can solve a series of problems such as pesticide residues, environmental pollution, and food safety caused by chemical control, and is of great significance for the green control of Spodoptera litura Fabricius.

The invention relates to a pesticide composition containing ecdysone compounds and application of the pesticide composition. The pesticide composition is composed of flufeniprole and methoxyfenozide or tebufenozide. The pesticide composition has an obvious synergistic effect, and the effects of improving the control effect, reducing the dosage and expanding the insecticidal spectrum are achieved. The pesticide composition disclosed by the invention has an excellent control effect on target pests such as chilo suppressalis, tryporyza incertulas, rice leaf folders, plant hoppers, prodenia litura, beet armyworms, plutella xylostella, cabbage caterpillars, aphids, aleyrodids, thrips and flea beetles.

The present invention relates to the technical field of pesticides, and specifically relates to a substituted fused-imidazole ring compound, and a composition thereof and a use thereof. The compound is as shown in general formula I, wherein Q1 and Q2 each independently represent CH, C-halogen or N; X represents fluorine; Y represents alkyl; R1 represents hydrogen, halogen, alkyl, alkenyl or the like; and R2 represents hydrogen, alkyl, alkenyl, alkynyl or the like. The compound exhibits excellent control efficacy against pests such as Spodoptera frugiperda and Mythimna separata.

A Vip3Aa mutant protein and the use thereof in controlling pests. The mutant insecticidal protein Vip3Aa contains an amino acid sequence having the following mutations compared with the amino acid sequence as shown in SEQ ID NO: 1: in the amino acid sequence corresponding to that as shown in SEQ ID NO: 1, the amino acid at position 24 is mutated from tyrosine into any other amino acid; the amino acid at position 27 is mutated from alanine into any other amino acid; the amino acid at position 36 is mutated from methionine into any other amino acid; and / or the amino acid at position 28 is mutated from phenylalanine into any other amino acid. The Vip3Aa mutant protein has a significantly improved insecticidal activity compared with a wild-type Vip3Aa, and has a good insecticidal effect on Lepidoptera insects such as Spodoptera frugiperda.

The invention discloses an artificial feed for efficient propagation of low-age larva parasitic wasps of prodenia litura. The artificial feed is prepared from the following raw materials: agar powder, soybean meal, sweet potato vines with leaves, yeast powder, wheat germs, sodium benzoate, vitamin C, multivitamins, linseed oil, chlortetracycline hydrochloride soluble powder and the like. The artificial feed is used for feeding 2-5-year-old prodenia litura larvae parasitized by parasitic wasps, and the pupation rate and eclosion rate of the parasitic wasps can both exceed 93%.

The present invention relates to the preparation and application of difluoroalkene oxime ether derivatives. The general structural formula of the difluoroalkene oxime ether derivatives is shown in formula (I):. It has been found through research that the difluoroalkene oxime ether derivatives disclosed in the present invention have good biological activities against common and severely harmful agricultural pests / mites such as Plutella xylostella, Ostrinia furnacalis, Spodoptera frugiperda, and Tetranychus cinnabarinus. Therefore, they can be used as insecticidal / acaricidal candidate substances for the development of new, highly efficient, low-toxic, and environmentally friendly insecticides.

The invention discloses a polyketone compound japondiene A as well as a preparation method and application thereof, and belongs to the technical field of microbial metabolites. According to the present invention, the Aspergillus japonicus TE-739D is found, the polyketone compound japondiene A is successfully separated, extracted and prepared from the metabolic fermentation product of the Aspergillus japonicus TE-739D, and through the SciFindern database retrieval and compared with the currently reported compound, the polyketone compound japondiene A is the new structure compound reported for the first time, and can be used for preparing the new structure compound. Functional studies find that the polyketone compound japondiene A has insecticidal activity on spodoptera frugiperda, and technical support is provided for further development of biopesticides.

The invention belongs to the technical field of disease and pest control, discloses application of tyrosine hydroxylase as a target spot in prodenia litura pest control for the first time, screens out a dopamine synthesis inhibitor AMPT aiming at tyrosine hydroxylase, and develops a technology for efficiently controlling prodenia litura. According to the technology, AMPT is injected into the fourth-instar larvae of the prodenia litura, and the melanin deposition of the exoskeleton of the larvae is reduced, the color of the body surface becomes light and the athletic ability is remarkably reduced by utilizing the dopamine synthesis inhibition function of AMPT. On one hand, reduction of melanin deposition weakens the environmental adaptability of pests, and the exposure risk of the pests in the natural environment is increased; on the other hand, the migration behavior of the pests is directly influenced by the decline of the exercise ability, and the population diffusion and hazard range of the pests are limited. The dual-action mechanism reduces the environmental adaptability and survival competitiveness of the pests, and provides a new strategy for green prevention and control.

The application discloses application of alpha-pinene and citral in combination in luring Spodoptera frugiperda, and belongs to the technical field of biological control. The application determines habitat selection and oviposition selection preference of Spodoptera frugiperda on different host plants, collects volatiles of nine kinds of host plants preferred by Spodoptera frugiperda by using a dynamic headspace method, and successfully screens out alpha-pinene and citral combination with good luring effect on female and male adult Spodoptera frugiperda by means of GC-MS technology, indoor behavior selection experiment and semi-field verification. Alpha-pinene and citral both belong to natural plant volatiles, and have the characteristics of easy acquisition, low cost, environmental friendliness and the like, and can serve as background materials or combined components of efficient luring agents of Spodoptera frugiperda. The application can effectively promote the construction and improvement of green control technology of Spodoptera frugiperda, and provides a new and effective tool for Spodoptera frugiperda control work.

The invention belongs to the technical field of pesticides, and particularly relates to a heterocyclic substituted pyridine compound, a preparation method thereof, an insecticidal composition and application. The compound is shown as a general formula I, wherein R1, R2, R4, R5, R6, R8, R9 and R10 respectively and independently represent hydrogen, halogen, alkyl, alkenyl and the like; r3 represents hydrogen, an alkyl group, a haloalkyl group, an alkenyl group or the like; and R7 represents halogen. The compound has excellent prevention and treatment effects on spodoptera frugiperda, armyworm, prodenia litura, beet armyworm, agrotis ypsilon, chilo suppressalis, plutella xylostella, brown planthopper, rhopalosiphum padi and the like.