50 results about "Athetis lepigone" patented technology

The invention relates to a deoxyribose nucleic acid (DNA) sequence for identifying the type of an insect, in particular to the DNA sequence of new corn insect athetis lepigone and a method for identifying a molecule of the athetis lepigone. The invention provides the DNA sequence of a cytochrome oxidase (COI) gene of the athetis lepigone. The DNA sequence comprises the sequence shown as SEQ ID No: 1 or the sequence with at least 99 percent of sequence identity of the sequence shown as SEQ ID No: 1. The DNA sequence and the method have the effect that whether an insect is the athetis lepigone or not can be quickly and accurately judged by comparing the COI gene sequence of the detected insect and the sequence provided by the invention, and a basis for taking a corresponding efficient control measure in a field is provided.

The invention relates to a method for controlling athetis lepigones, which comprises the steps of getting the athetis lepigones to be contacted with protein of CrylF. According to the method, the athetis lepigones are controlled by the protein of CrylF which is capable of killing the athetis lepigones and is generated in a plant. Compared with the agricultural control method and the chemical control method used in the prior art, the method for controlling pests can be used for protecting the whole plant from being damaged by the athetis lepigones in the whole growth period, and the method has the advantages of being pollution-fee, stable in effect, thorough in killing pests, simple, convenient and economic, and having no residue.

The invention relates to a method for trapping and killing athetis lepigone by insect-killing lamp. The method comprises the step of trapping and killing athetis lepigone by an insect-killing lamp with a special wavelength. Compared with the normal insert-killing lamp, the athetis lepigone trapping effect can be improved by 120%; and aiming at the important insect athetis lepigone in China, which newly outbreaks and is hard to be prevented and killed by the conventional method, the method provided by the invention has significant economic, ecological and social values.

The invention relates to an insecticidal composition, especially relates to an emamectin benzoate and chrysanthemum ester pesticide-containing insecticidal composition for control of athetis lepigone. The insecticidal composition has a significant synergetic effect in control of athetis lepigone on corns, improving control effect of medicines. The insecticidal composition has a low dosage, with a control effect for fourth instar larvae over 80% indoors, and 90% in the field. Neither of the two medicines used in the insecticidal composition belongs to organophosphorus, so the use of the insecticidal composition is relatively safe.

The invention relates to a fumigation agent in the field of pesticide, in particular to a fumigation agent for preventing and controlling athetis lepigone as well as a preparation method of same. Aiming at the defects of low safety, heavy environmental pollution, short duration, high prevention and control cost and the like in the method for preventing and controlling the athetis lepigone, the invention provides the fumigation agent with high safety, high pesticide effect, high stability, light environmental pollution, long duration and low prevention and control cost.

The invention relates to a preventing and controlling method for agricultural pests, and in particular relates to an efficient emergent preventing and controlling method for athetis lepigone. The athetis lepigone is prevented and controlled in a mode of combining chemical prevention and control of phoxim and indoxacarb and treatment of field wheat straws, or the athetis lepigone is prevented and controlled in a mode of combining chemical prevention and control of phoxim, fulvic acid and indoxacarb and treatment of field wheat straws; the method has the advantages of quick response and high efficiency in prevention and control, the prevention and control effect in 24 hours can reach over 90 percent, and the prevention efficiency is still over 90 percent after 7 days; the consumption of pesticides in the method is reduced, the cost is reduced, and the method is simple and easy to operate; and the manpower physical prevention and control measure is also combined in the method, so that the prevention and control effect is improved, and the prevention and control aims of high efficiency and quick response are fulfilled.

The invention relates to an attractant for athetis lepigone larvas. The attractant is one of main volatile substances of fried wheat bran, has the obvious attracting effect, has the relatively good application prospect compared with traditional fried wheat brans, and is easy for commercialization.

The present invention relates to an Athetis lepigone artificial feed, a preparation method and an application thereof, and belongs to the technical field of insect feeding. The Athetis lepigone artificial feed comprises the following components, by weight, 40-45 parts of whole wheat flour, 80-100 parts of corn flour, 60-70 parts of soybean powder, 55-65 parts of yeast powder, 30-33 parts of sucrose, 3-5 parts of ascorbic acid, 3-4 parts of potassium hydroxide, 1-5 parts of formaldehyde, 4.5-6 parts of acetic acid, 10-15 parts of agar, 1-2 parts of sorbic acid, 1-2 parts of methyl p-hydroxybenzoate, 9-11 parts of a vitamin liquid, and 650-700 parts of distilled water. The present invention further provides a preparation method for the feed based on the artificial feed formula, and an application method (breeding method) of the feed in Athetis lepigone breeding. After the Athetis lepigone is bred by the feed, an average pupa weight is 75.77 mg, a larval survival rate is 91.7%, a pupation rate and an emergence rate are 100%, and an average oviposition rate per female is 305.3.

The invention relates to the field of pesticide preparations and discloses an insecticidal composition. The insecticidal composition provided by the invention is prepared from thiamethoxam and monosultap in a weight ratio of (1:50)-(50:1). The insecticidal composition compounded has a good preventing and eliminating effect to athetis lepigone and meromyza saltatrix.

The invention discloses a prevention method for athetis lepigone moschler in Yi County and relates to the technical field of crop pest prevention. The prevention method is characterized by including imago prevention and larva prevention, wherein the larva prevention includes spraying prevention, poison bait prevention and poison soil prevention. The prevention method is reasonable, simple to operate and good in prevention effect.

The invention discloses a pesticide composition containing sedaxane. Effective active ingredients of the composition consist of sedaxane, tebuconazole and an effective ingredient C, wherein the effective ingredient C is thiamethoxam or imidacloprid, the weight ratio of sedaxane to tebuconazole to the effective ingredient C is (1-80): (1-80): (1-80), and the composition is made into a suspended seed coating. The composition disclosed by the invention can be used for preventing and treating a variety of underground pests and harmful bacteria and has an obvious synergistic effect, the control spectrum is enlarged, and the composition has relatively high activity to pests and harmful bacteria on wheat, vegetables, cotton, peanuts, watermelon and rice; the pests consist of aphids, midge, root-knot nematodes, wireworms, grubs, cutworms, thrips, mole crickets, athetis lepigone and borers, and diseases consist of sheath blight, bakanae disease, gummy stem blight, rust disease, stripe rust, root rot, head blight, powdery mildew, anthracnose, head smut and full rot. The composition has a sustained-release effect, the dosage of pesticides is reduced, and the composition is safe to human and livestock, is free from damage caused by chemicals and is good in environmental compatibility.

The invention relates to an insect sex attractant, in particular to a highly-efficient sex attractant for Athetis lepigone. The highly-efficient sex attractant for the Athetis lepigone comprises an active ingredient A and a synergistic agent B, wherein the active component A consists of cis-7-dodecenyl acetate and cis-9-tetradecenyl acetate in a weight ratio of (5:1)-(1:5); the synergistic agent B is 2,6-di-tert-butyl-p-cresol; and in a more preferable embodiment, besides the 2,6-di-tert-butyl-p-cresol, the synergistic agent also comprises citric acid. Compared with the reported sex attractant for the Athetis lepigone, the Athetis lepigone attracting effect of the highly-efficient sex attractant for the Athetis lepigone is significantly enhanced by several times.

The invention relates to an insect sex attractant, in particular to a high-efficiency athetis lepigone sex attractant which comprises an active component A and a synergist B. The component A comprises cis 7-dodecene acetate and cis 9-tetradecene acetate which are at the ratio of 5:1 to 1:5. The synergist B is the butyl hydroxy anisole. Compared with the athetis lepigone attracting effect of the reported athetis lepigone sex attractant, the athetis lepigone attracting effect of the high-efficiency athetis lepigone sex attractant is improved by several times significantly.

The invention discloses a method for artificially rearing athetis lepigone for test. According to the method for artificially rearing the athetis lepigone for test, artificially synthesized fodder is used for feeding the athetis lepigone, the method for artificially rearing the athetis lepigone for test is adopted in a matching mode at the same time, the survival rate of the athetis lepigone, the pupation rate of the athetis lepigone, the eclosion rate of the athetis lepigone and the egg laying amount of single female athetis lepigone are improved greatly, and a favorable condition is offered to the regular supply of the athetis lepigone for test. Meanwhile, the sensitivity of the athetis lepigone to a test is improved, and therefore the accuracy rate and the realness of a biotic experiment are improved. Moreover, according to the method for artificially rearing the athetis lepigone for test, due to the fact that the artificially synthesized fodder is adopted, the athetis lepigone is reared without the limitation of seasons, and rearing consistency is improved.

The invention relates to missible oil containing phoxim and fenvalerate and its preparation method and use. The missible oil containing phoxim and fenvalerate comprises active ingredients of 10.0 to 40.0 parts by weight of phoxim and 4.0 to 20.0 parts by weight of fenvalerate. The missible oil containing phoxim and fenvalerate realizes combination of phoxim and fenvalerate so that respective advantages of phoxim and fenvalerate can be fully performed and thus the missible oil containing phoxim and fenvalerate can be used for control of Athetis lepigone Moschler. Through the combination of phoxim and fenvalerate, obvious synergistic effects are obtained; control effects are improved; pesticide resistance production is delayed; and quick-action and effect persistence are good. Therefore, the missible oil containing phoxim and fenvalerate is superior to the prior art.

The invention discloses a maize Athetis lepigone insecticide. The maize Athetis lepigone insecticide is prepared by using the following components in parts by weight: 1 part of emamectin benzoate, 1-5 parts of high effect cypermethrin, 2-6 parts of chlorpyrifos, 1-7 parts of indoxacarb, 3-7 parts of isofenphos-methyl, 18-26 parts of Chinese thorowax root, 25-35 parts of Radix codonopsis and 0.1-0.5 part of sodium carboxymethylcellulose. Compared with the prior art, the maize Athetis lepigone insecticide disclosed by the invention has the advantages that the efficacy is outstanding, the efficacy lasting period is long, the use time of the insecticide can be reduced, the raw materials are saved and the environmental pollution is reduced.

The invention discloses a pesticide composition containing captan. The effective active components of the composition are captan, thiamethoxam and an active component C, the active component C is selected from azoxystrobin, carboxin, or metalaxyl, or metalaxyl-M, wherein the weight ratio of captan to thiamethoxam to the active component C is 1-80:1-80:1-80, and the composition can be prepared to a suspended seed coating agent. The composition can be used for preventing and treating soil insects and pathogenic bacteria, has obvious synergism effect, enlarges controlling spectrum, and has high activity for crop pests and pathogenic bacteria; the pests consist of aphids, midge, root-knot nematodes, wireworms, grubs, cutworms, thrips, mole crickets, athetis lepigone and borers, and diseases consist of sheath blight, bakanae disease, gummy stem blight, rust disease, stripe rust, root rot, head blight, powdery mildew, anthracnose, head smut and full rot. The composition has a sustained-release effect, the dosage of pesticides is reduced, and the composition is safe to human and livestock, is free from damage caused by chemicals and is good in environmental compatibility.

The invention relates to an application of an insecticidal protein. A method for controlling athetis lepigone comprises a step of contacting athetis lepigone with a Cry2Ab protein. The method adopts a transgene technology to generate Cry2Ab proteins, which can kill the athetis lepigone, in plants to achieve the goal of controlling athetis lepigone. Compared to the conventional agricultural control method and chemical control method, the provided method can protect whole plants from athetis lepigone during the whole growth period, and moreover has the advantages of no pollution, no residue, stable and radical effect, simpleness, convenience, and economy.

The invention discloses a Nosema bombycis ED2013 for controlling Athetis lepigone, belonging to the field of biological control on crop pests. The Nosema bombycis is collected by China General Microbiological Culture Collection Center on August 7th, 2014, and the collection number is CGMCC No.9557. The invention also discloses a pesticide containing the ED2013 Athetis lepigone and a preparation method thereof. The Nosema bombycis ED2013 has higher pesticidal activity and pesticidal effect for Athetis lepigone larvae, can effectively lower the population quantity of Athetis lepigone, and provides a high-efficiency way for controlling Athetis lepigone. The invention belongs to a biological control method which has no environmental pollution and is harmless to other natural enemies; and the Nosema bombycis ED2013 can substitute the pesticide or lower the pesticide consumption, and is environment-friendly.

The invention relates to control of an agriculture insect, and especially relates to new purposes of methomyl for control of athetis lepigone. By using the methomyl to control athetis lepigone, the dosage of the methomyl is low. Under routine dosage of the methomyl, control effect of fourth instar larvae is over 80% indoors, which is equal to the effect of other medicaments such as phoxim and chlopyrifos. The control effect of the methomyl is over 90% in the field. Because the methomyl does not belong to organophosphorus, the methomyl is relatively safe in use.

The invention relates to a method for preventing Athetis lepigone by mechanically removing straw on corn seeding lines. The method is characterized in that due to the fact that the distance between a furrow opener of a seeder and a fertilizer applying device of the seeder is increased to be 10 cm, the straw scattered on the seeding lines can be separated to the two sides of seeding furrows, straw accumulation does not exist on the seeding lines after corn seedlings emerge, the environment suitable for the Athetis lepigone to inhabit to do harm is not formed, and the prevention effect can be higher than 90%; in addition, the later-period prevention and control labor intensity and the later-period prevention and control economic input are greatly reduced, meanwhile, mechanical operation is achieved, and the method is suitable for large area use; the efficient and nuisanceless prevention aim is achieved; under the condition that at present, the field wheat straw is not advocated to be removed, or turnover plowing after wheat harvesting is not advocated, the method is worthy of popularization and application.

The invention relates to a PCR (Polymerase Chain Reaction) primer and an identification method of an athetis lepigone and a sibling species thereof. The identification method comprises the following steps of: (1) extracting the genomic DNA of the athetis lepigone and the sibling species thereof; (2) carrying out PCR amplification on the mitochondrion COI (Cytochrome Oxidase I) gene of the genomic DNA by taking the genomic DNA of the athetis lepigone and the sibling species thereof as a template; (3) carrying out enzyme digestion on a PCR product prepared from the step (2) by using a restriction enzyme RsaI to obtain an enzyme-digested product; and (4) carrying out agarose gel electrophoresis analysis on the enzyme-digested product prepared from the step (3). According to the invention, the restriction enzyme is a common restriction enzyme, a simple, convenient and stable enzyme digestion marker is provided for screening the athetis lepigone and the sibling species thereof, and an identification technology of the athetis lepigone and the sibling species thereof is explored and established, so that the foundation is established for the future identification, population dynamic monitoring and integrated prevention and control of the athetis lepigone and the sibling species thereof.