121 results about "Aphididae" patented technology

The invention discloses an aschersonia aleyrodis strain and the application of the strain. The aschersonia aleyrodis strain is a wild strain separated from bemisia tabaci body in Guangzhou area, which is naturally infected by worm living fungus. The wild strain is multi-planted on the bemisia tabaci body for the rejuvenation, so that the aschersonia aleyrodis strain is obtained; the purified strain is obtained through single spore isolation. The paecilomyces fumosoroseus strain is AA01-N8; the preservation number of the strain is CCTCC No: M207087; the strain is stored in China Center for Type Culture Collection on 27 June, 2007. Through a long term of infectious biology research and the indoor biology testing, the aschersonia aleyrodis has strong infectious and killing effects for a plurality of sucking mouth parts insects, such as the white fly and the cotton worm etc.

The invention provides an insecticidal antivirus composition which comprises Dufulin and an insecticide. The compound insecticidal antivirus composition can be prepared into soluble liquids, microemulsions, emulsions in water, suspensions, seed coating formulations, wettable powder granules, slow release granules, controlled release granules, water dispersible granules, dry suspending emulsions or granules for direct use and other dosage forms. The compound composition is used for controlling insects with sucking mouth parts and virus diseases caused by the insects with sucking mouth parts. The insects with sucking mouth parts include aphids, mites, scale insects, whiteflies, cicadas, plant lice, lacebugs, thrips and the like. The virus diseases caused by the insects with sucking mouth parts include rice stripe disease, common rice dwarf, rice black streak dwarf, rice yellow dwarf and the like. Therefore, the synergistic effect of treating insects and preventing diseases is achieved.

The invention discloses an insecticidal composition containing sulfoxaflor, comprising A and B components, wherein the active component A is selected from sulfoxaflor and the active component B is selected from any one of the following insecticides: pymetrozine, imidacloprid, acetamiprid, nitenpyram, thiamethoxam, buprofezin, thiacloprid, clothianidin and dinotefuran; and the weight percentage of the active components A to B is: (1-50%): (1-50%). The composition can be used for preventing and treating many insects, has obvious synergy, expands the insecticidal range and has relatively high activity on sucking insects such as plant hopper, aphid, Empoasca pirisuga Matsumura and aleyrodid, and Lepidoptera pests such as plutella xylostella and spodoptera exigua. Furthermore, the composition reduces the usage of the farm chemical and residue of the farm chemical on the crops, alleviates the environment pollution, and has safety on both human and poultry, good environment compatibility; and the insects are difficult to generate drug resistance.

The present invention relates to a multi-effect flowable concentrate for seed coating, which comprises the effective ingredients of thiamethoxam and fludioxonil. The multi-effect flowable concentrate for seed coating of the present invention contains 1-55% of thiamethoxam, preferably 5-40%, and 1-65% of fludioxonil, preferably 5-40%. The multi-effect flowable concentrate for seed coating of the present invention can be used for seed coating, has characteristics of long duration, low toxicity and remarkable synergism, and can be applied to control of soil insects such as grub, mole cricket and wireworm in peanut, corn, wheat and rice, and control of insects with sucking mouth part, such as seedling aphide, brown planthopper, thrips, powdery mildew and leafhopper, and control of diseases of fusarium wilt, banded sclerotial blight, full rot, rice blast, powdery mildew and bacterial wilt.

The invention discloses a dinotefuran-containing pesticidal composition, which comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from the dinotefuran, the active ingredient B is selected from any one of imidacloprid, acetaniprid, thiamethoxam and thiacloprid, and the weight part ratio of the active ingredient A to the active ingredient B is (1 to 50): (1 to 50). The dinotefuran-containing pesticidal composition has the advantages of preventing various pests, having obvious synergistic effect, expanding the insecticidal spectrum, and having high activity to sucking pests such as aphids, plant hoppers, leafhoppers and aleyrodids and Lepidoptera pests such as plutella xylostella and beet armyworm, reducing the dosage of pesticide, lowering the residual quantity of pesticides in crops, and lightening the environmental pollution. The composition is safe for persons and animals, is excellent in environment compatibility, and is not easy to enable the pests to generate drug resistance.

The invention provides an attractant for coccinella septempunctata. The attractant for the coccinella septempunctata consists of the following raw materials: 280 to 370 grams of triple superphosphate, 50 to 67 grams of diammonium and 21 to 30 grams of plant ash, wherein the ash rate of ramie root to tamarix to diversifolious poplar in the plant ash is 1:1:1. The attractant for the coccinella septempunctata is prepared by the following steps of: crushing the triple superphosphate and the diammonium into powder; mixing the power and the plant ash; and adding 18 to 35 kilograms of water to stir uniformly and spraying the mixture. The attractant for the coccinella septempunctata is sprayed for twice every year and aims to induce the coccinella septempunctata and kill aphids in the cotton field, wherein the first spraying time is from the twelfth day to the fifteenth day in June and germinated fruit branches of cotton is protected from being infringed by the aphids; the second spraying time is from the twenty-eighth day in July to the first day in August and cotton bolls are protected from being infringed by the aphids; and the spraying temperature is between 28 and 30 DEG C. By the attractant, the yield of the cotton can be increased by 60 to 80 kg/mu. When the attractant is sprayed on melon and fruit, vegetable, red date trees, walnut trees, Pyrus sinkiangensis trees and apple trees, the technical effect of inducing the coccinella septempunctata to kill the aphids is achieved.

The invention discloses a method for breeding aphidius gifuensis ashmeads through alternanthera philoxeroides. The method includes the following steps that 1, yellow-green type tobacco aphids are collected, and aphid species are bred after detoxification purification is conducted; 2, aphidius gifuensis ashmeads are collected, and bee species are bred after purification is conducted; 3, a breeding chamber is prepared, and alternanthera philoxeroides are cultured; 4, yellow-green type tobacco aphids are inoculated and bred; 5, inoculation is conducted on the aphidius gifuensis ashmeads, and mummified aphids are bred; 6, the mummified aphids of the aphidius gifuensis ashmeads or adult bees are collected. According to the method for breeding the aphidius gifuensis ashmeads through the alternanthera philoxeroides, the features that the alternanthera philoxeroides survive easily, breed easily and grow in four seasons are fully utilized to replace traditional tobacco, cabbages and the like to serve as carriers to breed the aphidius gifuensis ashmeads, so that the aphidius gifuensis ashmeads can be bred in the four seasons, reasonable utilization of agricultural resources is achieved, and the breeding cost is reduced; meanwhile, the aphidius gifuensis ashmeads are bred in batches, multi-generation repeated reproduction of the aphidius gifuensis ashmeads is avoided, the number of hyper-parasitoids of the aphidius gifuensis ashmeads is reduced, and the field survival ability of the aphidius gifuensis ashmeads is increased.

The invention discloses an insecticide composition containing clothianidin and diazinon. The insecticide composition takes clothianidin and diazinon as effective components and the weight part ratio of clothianidin to diazinon ranges from 1:40 to 40:1; in actual application, the insecticide composition can be prepared into application preparations of a suspended seed coating, a suspending agent, emulsion in water, micro-emulsion, water dispersible granules, wettable powder and granules; and the total sum of clothianidin and diazinon accounts for 0.1-%-85% of the weight percent of the composition. The insecticide composition has the synergistic effect and has relatively good prevention and treatment effects on homoptera pests and lepidoptera pests on crops and soil insects; and particularly, the effects of preventing and treating aphids, leafhoppers, rice planthoppers, chilo suppressalis, tryporyza incertulas, mole crickets, grubs and the like are remarkably better than the effect of singly using a single dosage. Meanwhile, the utilization amount of pesticides is reduced, the residual amount of the pesticides on the crops is reduced, the pollution to the environment is alleviated and the production of drug resistance of the pests is delayed.

The invention relates to a method for feeding chrysopa formosa by megoura japonica. The method, in which the megoura japonica serves as a prey to feed the chrysopa formosa, includes the following steps: collecting and hatching the chrysopa formosa, feeding larvae of the chrysopa formosa in groups, centrally developing aged mature larvae into chrysopa formosa pupas, and performing eclosion and feeding of adult chrysopa formosa. The method has the advantages that high-quality, high-efficiency, simple, convenient, economical, standardized and perennial large-scale production of aphids and lacewings is realized; the method can be used for controlling a variety of aphids, whiteflies, scale insects, harmful mites, lepidopteran eggs and larvae, and other agriculture and forestry pests, and meetsthe biological control requirements of greenhouse vegetables, land for growing field crops, orchards, flowers and the like.

The invention discloses a simply and efficient method for preventing and controlling peanut diseases and insect pests. The method comprises the following steps of (1) improving quality of sowing, applying underground pesticides; (2) mechanized ridging, sowing, laying drip irrigation belt and film mulching; (3) drip irrigating and applying pesticides during seedling stage with the purpose of preventing and controlling underground insect pests, peanut stem rot, seeding blight and aphids, and avoiding weed growth; (4) drip irrigating and applying pesticides during flowering stage with the purpose of preventing and controlling red spiders, beet armyworms, the peanut stem rot and the seeding blight; (5) drip irrigating and applying pesticides during full fruit stage with the purpose of preventing and controlling the beet armyworms and leaf spot disease, and at the same time controlling the growth of the plants. The method has the advantages that compared with the prior art, the method can effectively prevent and control underground insect pests and aphids; the method can reduce late leaf senescence, reduce the leaf spot disease index by 41.51%, reduce the rate of rotten fruit and bud fruit, and improve the full fruit rate by 10.8%.

Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a pest from the Aphididae family, they are capable of decreasing the expression of a target sequence in the pest. In specific embodiments, the decrease in expression of the target sequence controls the pest and thereby the methods and compositions are capable of limiting damage to a plant. The present invention provides target polynucleotides for specific protein classes and also target polynucleotides as set forth in SEQ ID NOS:1, 2, 3, 4, 5, 6, 7, 8, 9, 10 or active variants or fragments thereof, wherein a decrease in expression of one or more the sequences in the target pest controls the pest (i.e., has insecticidal activity). Further provided are silencing elements which when ingested by the pest decrease the level of the target polypeptide and thereby control the pest. In specific embodiment, the pest is Aphis glycines. Plants, plant part, bacteria and other host cells comprising the silencing elements or an active variant or fragment thereof of the invention are also provided.

The invention relates to insecticide composition in the field of combination of pesticides. Effective constituents of the insecticide composition comprise novel quinazoline insecticide pyrifluquinazon and pymetrozine, wherein the novel quinazoline insecticide pyrifluquinazon and the pymetrozine are mixed. The weight percentage of the novel quinazoline insecticide pyrifluquinazon and the pymetrozine is 1-90 to 90-1, and the optimal weight percentage is 5-70 to 75-5. The whole quantity percentage of the effective constituents in the insecticide composition is from 1% to 90%, and optimal percentage is from 6% to 70%. The balance is auxiliary elements permitted and accepted in pesticides. Emulsion in water, missible oil, suspending agent, wettable powder and water dispersible granule can be prepared by using a known method. The quinazoline insecticide is mainly used for preventing and curing the pests including aphididae, aleyrodidae, cicadellidae, and delphacidae.

The invention discloses a plant medicament for controlling phylloxera, comprising the components of 5000g of strophanthus divaricatus branches and leaves, 6000g of yellow fortune paulownia leaf, 6000g of polygonum hydropiper, 2000g of garlic head, 3000g of ginger, 5000g of peach leaves, 1000g of kusnezoff monkshood, 3000g of lime water and 5000g of carbendazim. The plant medicament can be prepared by the following steps of: respectively crushing and completely combining the strophanthus divaricatus branches and leaves, the yellow fortune paulownia leaf, the polygonum hydropiper, the garlic head, the ginger, the peach leave and the kusnezoff monkshood together according to the proportion; pouring the mixture in a large iron pan, adding 500jin of warm water, and soaking for 1.5 hours; boiling with big fire for 30 minutes; stopping heating, filtering and obtaining medicament juice liquid; cooling and adding the lime water and the carbendazim by stirring; and after adding, stirring for 10 minutes to obtain a finished product of the plant medicament.

The invention discloses a biological deodorizer, a preparation method of the biological deodorizer and a biotic pesticide prepared from the biological deodorizer. The biological deodorizer comprises the following floras in percentage by weight: 10-40% of photosynthetic bacteria, 10-40% of gram positive actinomycete, 10-30% of lactobacillus and 20-60% of fermenting filamentous bacteria, wherein the number of the four types of flora cells contained in 1 g of biological deodorizer is 109. The pesticide is fermented from a biological deodorant, brown sugar, Shaojiu, vinegar and water according to the weight ratio of (1-3): (1-3): (1-3): (1-3): (8-12). The biological deodorizer can effectively remove sewage, wastewater and stink in a wasteyard, and can kill pests such as flies. The biotic pesticide not only can kill flies, but also has a good killing effect on plutella xylostella, choy sum insects and aphid on vegetables, rice planthopper and rice curled leaf pyralid on rice, and the like.

The invention discloses an insecticidal composition containing veratridine and sulfoxaflor. The active components of the insecticidal composition are veratridine and sulfoxaflor, wherein a mass ratio of sulfoxaflor to veratridine is 50-1: 1, preferably 20-1: 1, most preferably 20: 1 or 2: 1. The insecticidal composition containing veratridine and sulfoxaflor in the invention can effectively prevent and treat various pests with piercing-sucking mouthparts, e.g., Aphididae, Aleyrodidae, Cicadellidae, Delphacidae and Thripidae pests, and the insecticidal composition has particularly high active to Aphididae pests; and the insecticidal composition suitable for is applicable to plants like vegetables, ornamental plants, fruit trees and citrus and to a variety of field crops like rice, cotton, wheat and corn. The insecticidal composition containing veratridine and sulfoxaflor in the invention has obviously higher insecticidal effect compared with conventional single-component preparations, and is long in action period, safe to crops and worth promotion in agricultural production.

The invention relates to an insecticidal composition containing flonicamid and pymetrozine. The insecticidal composition formed by the binary mixing of the flonicamid and the pymetrozine which serve as active ingredients, wherein a weight ratio of the two active ingredients is (1-80):(85-1), and preferably is (5-40):(75-10); the total mass percentage content of the active ingredients in the insecticidal composition is between 1 and 90 percent, and preferably is between 8 and 70 percent, and the rest is auxiliary ingredients which are permitted to be used and acceptable in pesticides. The insecticidal composition can be prepared into aqueous emulsion, missible oil, a suspending agent, granules, wettable powder and water dispersible granules, and is mainly used for preventing and controlling insect pests of aphididae, aleyrodid, cicadellidae and delphacidae.

The invention discloses a localization method for breeding and releasing of aphidius gifuensis ashmead in the Shaanxi area. The method comprises the following steps of 1 myzus persicae sulzer host breeding, wherein an appropriate tobacco variety is selected for seedling raising and transplanting; 2 aphid screening and reproduction, wherein aphid species are collected for breeding and screening; 3 aphidius gifuensis ashmead reproduction through myzus persicae sulzer, wherein bees are collected, after copulation, the phidius gifuensis ashmead and the host myzus persicae sulzer natural breed, and mummified aphids are obtained; 4, bee releasing, wherein bee releasing operation is conducted in the initial stage of the myzus persicae sulzer occurrence, the frequency and quantity of bee releasing are determined according to the myzus persicae sulzer occurrence, mummified aphid seedlings can be placed, and adult bees can be directly released. The method has the advantages that according to the practical situation of the Shaanxi area, large scale of local aphidius gifuensis ashmead reproduction and releasing, the control cost of a tobacco grower for myzus persicae sulzer is reduced, and the quality of local tobacco leaves is improved.

A preparation method for controlling tomato aphid adopts the following components: tuber of dwarf lilyturf, anemarrhena, phellodendron, sophora flavescens, pine needle, radix paeoniae rubrathe, plantain seed, towel gourd leaf stem powder; various beneficial microorganism and organic fertilizers used in the preparation method have fertilizing effect, provide the born tomatoes with large sizes and enough weights, and overcome the defects that: although spraying and killing by high-concentration pesticides has good control effect, the concentration of residual pesticide components in tomatoes are high; excessively high pesticide residues in fruit is easy to decrease immunocompetence of various functions of human body; and long-term consumption of tomatoes with high pesticide residues is much easier to cause potential generation of various cancers.

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 invention discloses a cyantraniliprole-containing pesticidal composition which contains an active component A and an active component B, wherein the active component A is selected from spirotetramat; the active component B is selected from buprofezin, tsumacide or mobucin; and the weight ratio of the active component A to the active component B is 60:1-1:80. The composition disclosed by the invention can prevent and treat many soil pests, has an obvious synergistic action, widens the pesticidal spectrum, and has higher activity for flea beetle, aphid, thrips rice stem borer, yellow rice borer, rice leaf roller, rice fulgorid, leafhopper, coccid, phyllocnistis citrella stainton, orange arrowhead scale and smaller green leafhopper of tea; the invention reduces the consumption of the pesticide, lowers the residue level of the pesticide on crops, and reduces the environmental pollution; the composition is safe for both human and livestock, and has favorable environmental compatibility; and the pests can not easily generate drug resistance.

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 a method for preventing vegetable aphid by means of Harmonia aryridis (Pallas). The method comprises a step of applying Harmonia aryridis (Pallas) on plants to be controlled with predator prey ratio of 1:(5 to 80). The experiment shows that applying Harmonia aryridis (Pallas) of different stages (egg, adult, 1-2 years larva and 3-4 years larva) on 2-leaf stage of broad bean plants with different predator prey ratio of (1:5, 1:10, 1:20, 1:40, and 1:80), the number of aphids on broad bean plants is obviously reduced at 1 to 11 days after inoculation, and the number can be reduced to zero, compared with plantes which are inoculated with Harmonia aryridis (Pallas). For aphid prevention on greenhouse capsicum (the predator prey ratio is 1:60), greenhouse sweet pepper (the predator prey ratio is 1:30), and open cauliflower (the predator prey ratio is 1:5 and 1:10) with Harmonia aryridis (Pallas) egg cards, good control effects are obtained. The method provided in the invention has advantages such as substantial effect and long duration; the method has wide application prospect in aphid biological control field.

The invention discloses new application of plant artemisia annua, namely application of an artemisia annua extract to control of tobacco aphids. The application comprises the following steps: crushing fresh artemisia annua leaves after being dried in the shade, soaking by alcohol and staying overnight, carrying out liquid-solid separation after auxiliary extraction of ultrasonic waves, decompressing and evaporating a solvent of a liquid phase part to obtain the artemisia annua extract; and adding an OP-10 (sodium dodecyl sulfate and polyoxyethylene nonyl phenyl ether) type emulsifying agent, uniformly mixing, then dissolving by using alcohol to prepare an artemisia annua extract solution, and blending water for diluting to spray leaves of tobacco to control tobacco aphids. The artemisia annua extract plays a strong killing role for the tobacco aphids, is high in activity, high in acting speed and good in control effect to the tobacco aphids, and provides a novel approach to the control of the tobacco aphids.

The invention relates to an insecticidal composition containing flufenzine and spirotetramat. The insecticidal composition comprises a binary compound composed of flufenzine and spirotetramat as active ingredients, and the rest of auxiliary ingredients, wherein the mass ratio of the flufenzine to the spirotetramat is (32-48): (20-4); the total mass of the flufenzine and the spirotetramat as active ingredients in a preparation accounts for 1%-80% of the total mass of the whole preparation; and the insecticidal composition can be prepared into pesticide formulations, including emulsifiable concentrates (ECs), suspensions, wettable powders, water dispersible granules, emulsions in water (EW), and micro-emulsions. The insecticidal composition containing flufenzine and spirotetramat has good control effects to harmful mites, including panonychus citri mcgregor, phyllocoptruta oleivora ashmead, polyphagotarsonemus latus, tetranychus cinabarinus boisdu, tetranychus urticae and the like, as well as aphid, thrip, psyllidae, scale insect, and oystershell scale.