96 results about "Midge" patented technology

The invention relates to a disinsection composition containing a matrine and a neonicotinoid insecticide, and application thereof. The composition mainly uses the matrine and the neonicotinoid insecticide and is prepared by an auxiliary agent and an excipient to form microemulsion, emulsion in water, suspending agent, water dispersible granule, wetting powder and missible oil, wherein the mass percentage of the matrine and the neonicotinoid insecticide is 30:1-1:100. The disinsection composition has higher synergy effect, prevents pests from becoming resistant to drugs, prolongs the service life of pesticides and reduces pesticide residue. The composition can be used for preventing and treating homoptera, lepidoptera, thysanoptera, coleopteran and diptera on crops, particular for rice planthopper, trialeurodes vaporariorum, aphid, tryporyza incertulas, chilo suppressalis, thrips, paddy weevil and gall midge.

The invention discloses a celastrus angulatus and cnidium lactone compounded pesticide which consists of the following raw materials in parts by weight: 0.1-5 parts of celastrus angulatus, 0.1-5 parts of cnidium lactone, 5-15 parts of solvent, 5-15 parts of emulsifier, 1-6 parts of dispersant, 0.5-2 parts of antioxidant, 0.5-1 part of stabilizer, 0.5-10 parts of penetrant, 1-10 parts of anti-freezing agent, 1-3 parts of antifoaming agent and the balance of bamboo vinegar liquid or wood vinegar liquid based on 100 parts. The pesticide is prepared by six steps of filtration of bamboo (wood) vinegar liquid, preparation of an oil phase, preparation of a water phase, preparation of a mixed solution, preparation of pesticidal suspension emulsion and the like, is mainly used for preventing pear gall midge, shows an obvious synergistic effect, and realizes a good field control effect. The pesticide disclosed by the invention prevents drug resistance of pests after long-time use, can be automatically degraded, is safe and efficient to use, avoids pollution, and has low cost and good persistence.

The invention discloses a long-acting insect expelling carrier. Carboxylic acid and derivatives thereof, essential oil and the like are prepared into an insect expelling composition, and then the insect expelling composition is prepared into the insect expelling carrier which violates insect expelling components long effectively by a two-step addition method. Long scarves, kerchiefs, muffles, jewelry, tablemats, appliques, silk flowers, artificial flower green leaves, cross-stitch embroidery, glass holders, dolls, embroidery, wall maps, tapestries, curtains, mosquito nets, ornaments and the like prepared from the insect expelling carrier can effectively expel various pests such as aphids, leafhoppers, cockroaches, ants, acarid, mosquitoes, biting midges, flies and the like, and prevent thepests positively; and the use of sprayed or fumigated pesticides is reduced, and the long-acting insect expelling carrier has important significance for environmental protection and human health, andhas good application prospect due to the characteristics of long effectiveness and convenient use.

The invention discloses natural mosquito-repellent and deinsectization multi-effect floral water and belongs to the technical field of production and preparation of the modern Chinese medicine astringent. Pine needle essential oil pyrethrum can be used for preventing mosquitoes, mites, flies and midges, cedar essential oil camphor tincture can be used for preventing mosquitoes and mites, eczema, miliaria and contact allergic dermatitis, chitin aloe can sterilize naturally and can be used for diminishing inflammation, removing miliaria, relieving itching and repelling mosquitoes, cedar wood oil and gardenia are faint scent and can be used for repelling mosquitoes, diminishing inflammation, eliminating miliaria, relieving itching and deodorizing, eucalyptus oil and honeysuckle can be used for killing mosquitoes, mites and flies, eliminating miliaria and relieving itching, laurel leaf oil and milkvetch can be used for preventing and treating flying blood sucking insects, pine needle and yellow chrysanthemum flower can be used for eliminating miliaria of children, relieving itching and preventing biting of mosquitoes and mites, and the multi-effect floral water is composed of the components. The natural mosquito-repellent and deinsectization multi-effect floral water can freshen the air, keep a cool head and cause a user to be full-blooded, is lasting and pleasant in fragrance, also can prevent and avoid biting of insects such as mosquitoes and mites and effectively prevent and treat dermatitis, eczema, miliaria and itch dermatoses in summer, is necessary for a family in summer and adopts natural plant extract nanoscale micromolecules.

A slow-releasing biologic product for killing the midge larvae in water source, water region and waterworks is prepared from the Israeli subset of Bacillus thuringiensis (B.t.i), sodium alginate as carrier and cross-linking agent through fermenting and reproduction to obtain B.t.i powder, dissolving others, mixing and cross-linking reaction.

The invention discloses a method for preventing disease of zanthoxylum bungeanum maxim. The method comprises 1 utilizing 5-baume-degree lime sulphur to clean and sterilize a garden from December to February to kill winter generation; 2 utilizing 1000-fold spray of imidacloprid to kill aphid of the zanthoxylum bungeanum maxim in March; 3 utilizing 1000-fold 50% trichlorphon to spray and kill larvae of swallowtail of the zanthoxylum bungeanum maxim during April and May; 4 utilizing 500-fold of methomyl pesticide to kill gall midge adults of the zanthoxylum bungeanum maxim during June and July; 5 spraying 1000-fold chlorpyrifos to kill dung beetles of the zanthoxylum bungeanum maxim in August; 6 spraying 3000-fold lvheng-avermectin to kill red spider adults of the zanthoxylum bungeanum maxim during September and October; and 7 killing flatheaded borer larvae of the zanthoxylum bungeanum maxim in November through a hammering method. According to the method, plant diseases and insect pests easily occurre in periods of time in the zanthoxylum bungeanum maxim in one year are prevented and cured systematically in a targeted mode, common plant diseases and insect pests of the zanthoxylum bungeanum maxim can be effectively prevented and cured, the occurrence rate of the plant diseases and insect pests of the Zanthoxylum bungeanum Maxim can be reduced, and the yield of the zanthoxylum bungeanum maxim can be improved.

The invention provides an ethylicin-containing pesticidal composition. The pesticidal composition is composed of an effective component (ethylicin) and a neonicotinoid insecticide (imidacloprid, acetamiprid, thiamethoxam, thiacloprid, nitenpyram, dinotefuran or clothianidin), and in combination with auxiliary components such as additives and carriers and the like which are usually used in pesticides, the pesticidal composition can be processed into micro-emulsions, wettable powder and water dispersible granules. By using the pesticidal composition provided by the invention, a higher synergistic effect can be generated, the production of drug resistance of pests can be reduced and delayed, and the service life of a pesticide variety can be prolonged. The composition provided by the invention can be used for preventing and controlling various homoptera and thysanoptera injurious insects and the like on rice, vegetables and fruit trees and the like, especially can be used for preventing and controlling rice planthopper, aphids, whiteflies, scale insects, thrips, rice gall midges, and the like; and meanwhile, the pesticidal composition also can be used for treating crop diseases such as rice blasts, cotton fusarium wilts, and the like.

Certain components of citrus fruits and oxidation products of limonene are effective deterrents, repellents and / or spatial inhibitors for mosquitoes and biting midges. The compounds that have been found to be deterrents, repellents and infibitors for mosquitoes and biting midges are neryl acetate, citronellyl acetate, geranyl acetate, hydroxy-p-cymene, citral, α-terpineol, citronellal, linaloyl acetate, citronellol, terpen-4-ol, tetrahydrocarvone, products of oxidized oxidized limonene inclusive of d- and l-carvone, (+) limonene oxide, (−) limonene oxide, cis and tran carveol, a diol and an aldehyde, and mixtures thereof.

The present invention relates to a method of preventing and curing disease and insect pest, in particular to a method of preventing and curing a disease and insect pest caused by medlar wolfberry gall midge which is called medlar cancer; with the method, the medlar is covered with a film when the wolfberry gall midge lives through the winter and becomes adult and the film is removed after the wolfberry gall midge becomes adult; the time for covering film is around 10th, April every year and the time for removing the film is around 15th, May of the same year; with the action of separation and sealing to make the midge suffocate by covering film in the field, the present invention can prevent and cure the disease and insect pest and is a physical technology for preventing and curing medlar wolfberry gall midge without pesticide residuals; the present invention solves the problem of medlar cancer.

The invention discloses a method for controlling pear gall midges. The method comprises the following steps: (1) determining time for hanging yellow sticky coloured cards in a pear garden; (2) hanging the yellow sticky coloured cards in the pear garden, wherein the specification of each yellow sticky coloured card is 25cm*40cm, the hanging height is 1.5-2.0m, and the hanging density is 15 pieces per mu; (3) determining pesticide spraying time and the pesticide concentration: spraying in the blossom fall period of pear species, and preparing 2000 times solution of 15 percent of paclobutrazol wettable powder; (4) spraying the pesticide: spraying the prepared solution of the paclobutrazol wettable powder to the top ends of branches of adult pears. By using the method, the harm of the pear gall midges to tender leaves and shoots can be effectively reduced, pesticide spraying is reduced all year round for 1-2 times, the production cost is reduced, and the environmental pollution is reduced; the method is ecological and environmentally friendly, easy to implement, and simple in operation; through the treatment of the method disclosed by the invention, the problem of the harm of the pear gall midges during pear production can be effectively reduced.

The invention discloses an insecticidal composition containing spinosad and thiocyclam, the composition contains the spinosad and the thiocyclam, and the weight ratio of the spinosad to the thiocyclam is (50:1)-(1:80). The composition disclosed by the invention can be used for controlling a variety of insect pests, has obvious synergy, can expand the insecticidal spectrum and has higher activity against asparagus caterpillar, diamond back moth, thrips, paddy borer, rice leaf roller, striped rice borer, paddy thrips, leafhopper, rice gall midge, plant hopper, peach aphid, apple aphid, European red mite, pear leaf worm and citrus leaf-miner; and furthermore, the composition can reduce the dosage of pesticide, reduce the residual quantity of the pesticide on crops and reduce environmental pollution, and is safe to people and animals, good in environmental compatibility and less prone to causing drug resistance of the pests.

The invention discloses a Chinese traditional medicine ointment for curing skin diseases and corresponding preparing and testing method. The ointment is formed by preparing main raw medical materials and assistant raw medical materials. For every 1000g ointment, the main raw medical materials comprise fresh aloe leaf, rose, radix sophorae flavescentis, smartweed, borneol and pennyroyal; and the assistant raw medical materials comprise stearic acid, stearyl alcohol, glycerin, monoglycerides and polysorbate-80. The preparing method of the Chinese traditional medicine ointment comprises pressingfresh aloe juice, picking up rose aroma water and making radix sophorae flavescentis and smartweed cream to be mixed, then the assistant medical materials are added to make the Chinese traditional medicine ointment. The testing method is the discrimination to the aloe composition, which comprises: (1) making trial product solution, (2) making reference substance solution, (3) discrimination. The Chinese traditional medicine ointment is mainly used for treating acne, skin itch, eczema and solarization sore and has remarkable effect for acne, skin itch universally among the old, bite by midge, hypersusceptibility and eczema, with safety and reliability. Itch can be killed only minutes after applying. Simultaneously, the invention can moisturize and protect skin, have remarkable effect for light hurt of skin and is a preparatory medicine for household.

The invention discloses a method for preventing pear gall midges. According to the occurrence law of the pear gall midges, a pear line is ploughed deep, the living environment of worm cocoons of the pear gall midges is broken, pesticides are spread on the ground, 500-time chlorpyrifos is spread among lines of the pears per mu, the adult gall midge unearthing is controlled, and the crown is sprayed with the pesticides. The pesticide is sprayed in the larva harm period, namely when a large number of fresh tips and tender leaves are longitudinally rolled into a cylinder shape, the leaves or buds with the gall midges are removed in time, the leaves or the buds with the gall midges are centrally processed or burned, and secondary harm is reduced. The method is mainly used for preventing the pear gall midges, the effect is achieved quickly, a large number of pear gall midge sources are killed, the yield of the pears is increased, and the loss caused by plant and pest diseases is reduced.

The present invention relates to a method for killing midge larva by using UV light. Said invention uses UV light whose wave length is 254nm to irradiate the water to be treated, its irradiation dose is 60-75mJ / sq.cn, so that it can completely kill the midge larvae in the water.

Control and repellency of biting flies, house flies, ticks, ants, fleas, biting midges, cockroaches, spiders and stink bugs is obtained by contact of the insects with at least one of the compounds of the structure (I).

The invention relates to an acetamiprid complex pesticide for controlling the pest of willow twig gall midge. Active components in each 100 parts of the acetamiprid complex pesticide comprise, by weight, 4 to 6 of imidacloprid, 9 to 11 of angled bittersweet, 9 to 11 of euphorbia root, 9 to 11 lightyellow sophora root, 4 to 6 of lilac daphne flower bud, 4 to 6 of cyrtomium rhizome, 4 to 6 of neem fruit, 4 to 6 of prickly ash peel, 4 to 6 of coptis, 4 to 6 of monkshood, 2 to 3 of betel nut, 2 to 3 of common cnidium fruit, 2 to 3 of aloe, 2 to 3 of morning glory seeds, 2 to 3 of honeycomb, 2 to 3 of pine needle, 2 to 3 of stemona root and 2 to 3 of common threewingnut root. Each of the above-mentioned Chinese herbal medicines is extracted by using water or an organic solvent, and all the obtained extract products are used as raw materials for the pesticide. Production cost for the imidacloprid complex pesticide provided in the invention is low, and the raw materials are widely available;the pesticide has the characteristics of high efficiency, low toxicity, high security and environmental protection, enables resistance not to be generated and has special efficacy on controlling the pest of willow twig gall midge.

The invention relates to a new bacterial strain belonging to the genus Brevibacillus laterosporus deposited at the NCIMB Ltd. Aberdeen, UK and to its derivatives. The bacterium and its derivatives have insecticidal activity and constitute the active principle of compositions and feeding baits used for biological control of Dipters, Nematocers and Brachycerus (flies, mosquitos, horseflies and midges) and especially against the species Musca domestica. Therefore, according to a further aspect, the invention relates to a method for biological control of insects belonging to the order Dipters. The active principle has activity against Nematocers and Brachycerus (flies, mosquitos, horseflies and midges) and especially against the species Musca domestica.

The invention discloses the application of a compound (2S,8Z)-2-butyryl acyloxy-8-heptadecene with the structural formula shown as the formula (I). The compound is used for preparing a chrysanthemum gall midge sex attractant. Shown by the experiment for the trapping effect for the chrysanthemum gall midge, the compound (2S,8Z)-2-butyryl acyloxy-8-heptadecene has strong attraction effect to the chrysanthemum gall midge. The product has proper price, favorable social and ecological benefits and suitable generalization and application.

The invention provides a Herba Speranskiae Tuberculatae extract containing special botanical pesticide for wheat in saline and alkaline land and a preparation method of the special botanical pesticide. The pesticide is prepared from, by mass, 12-20 parts of hexaflumuron, 2.2-3.7 parts of Herba Speranskiae Tuberculatae extract, 1.5-2.5 parts of Herba Plantaginis extract, 0.7-1.3 parts of benomyl, 1.5-2.5 parts of stemonine, 0.7-1.3 parts of ferric sulfate, 18-32 parts of solvent and cosolvent, 14-24 parts of an emulsifying agent, 5-9 parts of a stabilizing agent and 25-44 parts of water. The prepared botanical pesticide is effective in prevention and control of pests in wheat fields and has remarkable control effects on common pests including wheat aphid, wheat leaf mites, wheat midges, wheat stem maggots and wheat sawfly in the wheat fields. The pesticide also has prevention and control effects on diseases of wheat plants during prevention and control of pests in the wheat fields.

The invention discloses a method for efficiently extracting midge larva DNA (deoxyribonucleic acid), which comprises the following steps: taking a single midge larva, pulling out and discarding all intestinal tracts with a dissecting needle to the greatest extent, immersing the larva in distilled water, putting the obtained larva in a 1.5ml Ep tube, adding a lysis solution, and sufficiently grinding the larva with a grinding rod; adding 20 mu l of proteinase K and 15 mu l of ribonuclease, uniformly mixing, putting in a 56-DEG C water bath, and carrying out digestive treatment over night; extracting with chloroform and isoamyl alcohol twice; adding 300 mu l of saturated phenol and 300 mu l of chloroform; extracting with isoamyl alcohol once; finally, adding 0.5 volume of isopropanol ice, and precipitating; and washing with 70% ethanol, drying at 37 DEG C in a drying oven, and adding 30 mu ldd of H2O (37 DEG C) to dissolve the DNA. The method can obtain the midge larva high-quality DNA, and the midge larva high-quality DNA can be directly used in PCR (polymerase chain reaction) to amplify the COI gene.

The invention relates to development of a compound repellent mosquito repellent wet tissue. The compound repellent mosquito repellent wet tissue belongs to daily-use chemical industry individual health protective articles, and is mainly suitable for repelling of mosquitos, midges, blackflies and other blood sucking insects for people exercising, relaxing, working, touring, being on duty outdoors and the like. The compound repellent mosquito repellent wet tissue adopts repellent effective constituents recommended by the world health organization, chooses deet or 3-(N-normal-butylacetamido)-ethyl propionate to compound with cyclohexanemethanol, and then is mixed with suitable surface active agent, stabilizer, deionized water and the like. Non-woven fabrics are quantificationally soaked to form the wet tissue which can repel the mosquitos, the midges blackflies and other blood sucking insects sustainedly, and pesticide effect reaches the national A level standard. When the wet tissue is used, the wet tissue can be wiped on the clothes, the shoes and the hats or the exposed portions of the limbs of a user, and can be used for repeatedly embrocating clothes, the shoes and the hats or the exposed portions of the limbs according to environmental conditions, mosquito densities or individual physique status, the mosquitoes and the like can be repelled fast and sustainedly to be prevented from harassing and biting people through odors.

The invention belongs to the technical field of insect artificial propagation, and particularly relates to a corn aphid breeding method suitable for breeding aphid-eating gall midges, and an annual artificial propagation method of aphid-eating gall midges by utilizing the method. According to the corn aphid breeding method suitable for breeding aphid-eating gall midges, provided by the invention,various parameters in an aphid growing process are controlled, the light period is controlled to be L13-16:D8-11 and the light intensity is controlled to be 2000-4000lx, so that the survival rate of bred aphids is high, the life and the reproduction period of adult aphids are long, and the average reproduction capacity is higher.

The present invention relates to water treatment, and especially supersonic midge larva killing method for water. Unlike available chemical midge larva killing method, which has low killing rate and influences water quality, the present invention treats water containing midge larva with supersonic wave of 147.9 Hz frequency in acting period of 5-20 min and supersonic power of 120 w to kill midge larva completely without generating carcinogenic and mutagenic matters. Compared with other water treating methods, the method of the present invention has the advantages of no generated toxic side matter, operation safety, convenience, low power consumption and low cost, and has also coagulation assisting and algae killing effect.

The invention discloses a laboratory culture system and method for blood-sucking midges. The system comprises an adult feeding pipe, an egg feeding vessel, a larva feeding vessel, a pupa feeding vessel, a constant-temperature box, filter paper, degreasing cotton, tweezers, a wet writing brush and a plastic cover. The method comprises the following steps of (1) culturing after collecting the satiety blood-sucking midges; (2) culturing in a period of hatching eggs into larvae; (3) culturing in a larva period; and (4) culturing in a pupa period. The method is simple to operate, fills the technical blank of laboratory culture of the blood-sucking midges, and provides great support for scholars to carry out laboratory research on the blood-sucking midges.

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 discloses single-dose pymetrozine. The single-dose pymetrozine comprises 10-80wt% of a pymetrozine solution, and can be processed to prepare a water dispersible granule of pymetrozine, a pymetrozine suspension and a wettable pulvis of pymetrozine. A pesticide composition containing pymetrozine comprises pymetrozine and thiacloprid, and a mass ratio of pymetrozine to thiacloprid is 80:1-1:80. Pymetrozine is prepared by extracting from a natural plant source raw material and processing, has the advantages of no pollution, no residual, advanced technology, good control effect and no influences on the quality of agricultural products, can be widely used in crops comprising grain crops, rice, corn, cotton, vegetables, fruits and the like, has active control effects on sucking pests of Heteroptera, Thysanoptera, Homoptera, Diptera and the like and harmful to the growth of the crops, such as plant hoppers, thrips, cicadas, leafhoppers, whiteflies, psyllids, aphids, scale insects, wheat midge, rice gall midges, mites, and is a new environmentally-friendly pesticide at present in China.

The present invention discloses a mango leaf gall midge pesticide, which is prepared from the following raw materials by weight: 10-40 parts of lauric acid, 5-20 parts of ethanolamine, 4-15 parts of capsaicin, 1-5 parts of theophylline, 10-30 parts of ethanol, 2-8 parts of potassium carbonate, 10-25 parts of a penetrant, 1-4 parts of a degreasing agent, and 5-10 parts of water. The mango leaf gall midge pesticide provided by the invention is non-toxic, odorless, safe and harmless to people and animals, has the characteristics of no crop residue after use, no pollution, no phytotoxicity, high efficiency, long duration, no resistance of pests and quick killing, and has the bactericidal and yield increase efficacies. The pesticide is the best product for control of mango leaf gall midge.

Compositions and methods for repelling biting midges, sand flies, and mosquitoes comprising applying to human skin compositions comprising neem oil, coconut oil, jojoba oil, and monoi oil. This composition is non toxic to mammals, marine vertebrates or invertebrates and other forms of aquatic life.

The invention discloses a wheat blossom midge soil removal, rinsing and sorting device and a use method of the wheat blossom midge soil removal, rinsing and sorting device. The wheat blossom midge soil removal, rinsing and sorting device comprises a hopper, a water overflow tank, a rinsing pot and a blossom midge bearing screen. The rinsing pot comprises a main pot body and a sleeve on the top of the main pot body. The top of the main pot body is an inclined face. A water outlet is formed in the base portion of the sleeve. The upper portion of the water overflow tank is of an open cylinder structure, wherein the upper edge of the water overflow tank and the hopper are buckled, the bottom face of the water overflow tank is an inclined face, a sharp notch extending to the lower portion of one side is formed in one side of a cylinder on the lower portion of the water overflow tank, a hole matched with the sleeve is formed in the bottom face of the water overflow tank, and the water overflow tank is connected to the middle of the sleeve in a sleeving mode through the hole in the bottom face. The hopper is composed of a conical cylinder on the upper portion and a circular pipe on the lower portion. A steel wire screen is laid at the bottom inside the conical cylinder of the hopper. The circular pipe of the hopper extends into the rinsing pot. The wheat blossom midge soil removal, rinsing and sorting device is novel in structure, reasonable in design, convenient to carry, easy and convenient to operate, high in practicability and capable of saving labor and time.