525results about How to "Expand insecticidal spectrum" patented technology

The invention discloses a synergistic insecticidal composition. The invention relates to the insecticidal composition, the composition contains tolfenpyrad and at least one known active substance which belongs to neonicotinoids, and the invention further relates to an application of the composition in pests of crops.

The invention discloses a phyto-pesticide and a use method thereof. The pesticide is used for controlling aphids, rice planthoppers and cabbage worms. A principle of 'monarch, minister, adjuvant and messenger' for drug formula in philosophy of the traditional Chinese medicament is used in the development of a product of the phyto-pesticide formula. The phyto-pesticide comprises four plant extracts including 0.5 to 10 percent by sanguinarine of macleaya cordata, which plays a main insect killing role and serves as a monarch drug; 2 to 20 percent by nicotinamide of tobacco extract, which is used for improving the insect killing effect of the 'monarch drug' and serves as a 'minister drug'; 5 to 10 percent by teasaponin of tea oil cake, which is used for making a target insect refuse to have food, generates certain gastrointestinal toxicity to reduce the viability of the insect and serves as an 'adjuvant drug'; 0.1 to 0.5 percent by natural borneol(L(-)-Borneol ) of borneol camphor, which can expel the insect and serves as a 'messenger drug'. The formula combines the 'monarch, minister, adjuvant and messenger' composite formula and an additive and a carrier to prepare the pesticide with insect expelling effect. The phyto-pesticide is effective, free from residue and environmentally-friendly.

The invention relates to a suspending agent sterilizing two-spotted spider mite Bacillus thuringiensis, belonging to the field of biological pesticides. The suspending agent is prepared by mixing fermentation liquid of the Bacillus thuringiensis BtR05 with a surfactant, an antiseptic agent, a suspending auxiliary agent and a thickening agent, wherein, the suspending auxiliary agent is ammonium sulphate. The invention also provides preparation methods and uses of the suspending agent, the suspending agent prepared by the BtR05 bacterium and the fermentation liquid of the bacterium is quite poisonous against two-spotted spider mite, American white moth, diamond-back moth, chive maggot, grub, maggot galerucella and Meloidogyne incognita, which is an efficient and broad-spectrum biological pesticide.

An active insecticide for preventing and eliminating the agricultural pests, such as thrips, aphis, aleyrodid, leafhopper, plant hopper, rice borer, etc, is proportionally prepared from pymetrozine and other active components chosen from pyriproxyfen, methylamino abamectin benzoate and buprofezin.

The invention belongs to the technical field of pesticide, specifically relates to an insecticidal composition with pymetrozine comprising effective ingredients of pymetrozine and abamectin with weight% of 1-80 : 0.1-20. The inventive composition is added with normal adjuvants and excipients, except for the effective ingredients of pymetrozine and abamectin, to prepare as suspending agent, wettable powder, water dispersible granule for the control of bemisia tabaci, aphid, whitefly, leafhopper, rice fulgorid in the cotton, rice, vegetables and fruit trees, with obvious synergy, and increased insecticidal spectrum of pesticide. The effect of the present invention is obviously higher than that of the single agent thereof.

The invention discloses a composition for preventing and treating underground insects. The composition is characterized in that effective insect killing constituents are benfuracarb and chlorfenapyr, the weight ratio of the benfuracarb to the chlorfenapyr is 1-40: 1-40, the effective constituents account for 1%-80% of the total weight of the composition, and the composition comprises granules or wettable powder, water dispersible granules, suspending agents, emulsion in water and microcapsule suspending agents according to the dosage forms processed through a pesticide dosage form machining method. The chlorfenapyr and the benfuracarb of the effective insect killing constituents are compounded, then have the dual-acting mechanisms, and have the obvious effect increasing function and the continuous prevention and treatment effect for preventing and treating underground insects, the insecticidal spectrum is enlarged, underground insects like nematodes and grubs can be prevented and treated, the use range is enlarged, the composition can also be used for crops like corns and vegetables, and the pesticide dosage is reduced.

The invention discloses an insecticidal composition containing chromafenozide and amide. The insecticidal composition contains active component A and active component B. The active component A is selected from chromafenozide, the active component B is any compound selected from the following: flubendiamide, chlorantraniliprole and cyantraniliprole, and the active component A and the active component B are in a weight ratio of 1:70-70:1. The composition provided in the invention can control a plurality of pests, has an obvious synergistic effect, expands the insecticidal spectrum, and has high activity on plutella xylostella, beet armyworms, Pierisrapae Linne, tea tussock moth, Euproctis pseudoconspersa, peach fruit moths, Lithocolletis ringoniella, Olethreutidae, Archips fuscocupreana Walsingham, Pandermis heparana, cotton bollworms, Adoxophyes orana Fischervon Roslerstamm, Cnaphalocrocis medinalis Guenee, tryporyza incertulas, Chilo suppressalis and naranga aenescens moore. Also, the insecticidal composition can reduce the dosage of pesticides, reduce pesticide residue in crops, and alleviate environmental pollution.

The invention discloses an insecticidal composition containing thiodicarb and spinosad. The mass ratio of the thiodicarb to the spinosad is (1-40) to (0.1-20). The total weight of the active ingredients accounts for 1%-90% of that of the composition. The insecticidal composition provided by the invention comprises wettable powder, water dispersible granules, suspending agent, suspoemulsion and microcapsule suspension. The insecticidal composition has remarkable synergism and a lasting preventing effect when being used for preventing insects of agriculture, expands an insecticidal spectrum, and has high activity to a plurality of insects such as lepidoptera and coleopteran. Moreover, the dosage of pesticides is reduced, and the residual quantity of the pesticides in crops and soil is reduced. The insecticidal composition can alleviate environment pollution, is safe to human and livestock, and can delay insecticide resistance of insects.

The invention discloses a compound preparation for killing nematodes. The compound preparation comprises effective components and an additive, wherein the effective components comprise iprodione and an active component, the active component is avermectin B2, carbosulfan, calcium cyanamide, fluopyram, amino-oligosaccharin, chlorpyrifos, imidacloprid, emamectin benzoate, phoxim, lentinan, an oligosaccharide, bacillus cereus, verticillium chlamydosporium or paecilomyces lilacinus, and the effective components account for 1-90% of the total mass of the compound preparation. The active component with good activity and matching rate is selected by carefully and repeatedly selecting and comparing various active components, and the compound preparation containing the carefully selected active component has significant nematode killing and synergistic effects. The nematodes which can be resistant to the single iprodione can not become resistant to the compound preparation.

The invention discloses a compound insecticide of bacillus thuringiensis, verticillium lecanii and aconite alkaloid and a preparation method thereof. The compound biotic insecticide is mainly mixed through the fermentation liquor of bacillus thuringiensis and the meristem of the verticillium lecanii or blastospore and the aconite alkaloid with proper auxiliary agent according to certain proportion, wherein the mass percentage of the main medicine and the auxiliary agent respectively accounts for 50 percent to 90 percent and 10 percent to 50 percent. The compound insecticide has the advantagesthat the compound insecticide is broad-spectrum, has control effect to various crop pests, and particularly has obvious effect to homoptera pets, lepidoptera pets and coleopteran pets; the desinsection speed is high; the lasting period is long; pets are difficult to develop drug resistance; the compound insecticide is safe to people and animals, environment and natural enemies; the manufacturing process is simple, the material sources are wide, and the cost is low; and the preparations are multiple, and the application field is wide.

The invention relates to a composition containing methylamine-avermetins-benzote, and belongs to the technical field of pesticides. The composition is made by compounding the methylamine-avermetins-benzote, other active ingredients (at least one of pyriproxyfen and pymetrozine) and various common carriers and auxiliary agents, wherein, corresponding to one part of the methylamine-avermetins-benzote by weight, a feasible mixing range of other active ingredients is as follows: 0.5-19 parts of the pyriproxyfen by weight and 3-50 parts of the pymetrozine by weight. The composition can be used for control of a plurality of agricultural and horticultural pests of cotton, paddy rice, vegetables and the like (e.g., control of sweetpotato whitefly, common thrips, aphides, whitefly, jassid, paddy rice hopper, paddy leaf roller, asiatic paddy borer, yellow paddy borer, paddy weevil and diamond back moth), has significant synergistic action and broad insecticidal spectrum, and can effectively overcome or delay generation of resistance of pests against various active ingredients, and obtain significant control effect.

The invention relates to the field of genetic engineering for plant, which provides an insect killing gene, encoded protein thereof and application of the same. The invention synthesizes CmCry2Aa insect killing protein gene by optimized codon design of cotton, and further obtains Cm1Cry2Aa insect killing protein gene which loses 29 amino acids at N terminal of the encoded protein, and constructs plant expression carrier respectively. Expert evidence of genetic modified tobacco indicates that CmCry2Aa and Cm1Cry2Aa insects killing gene has evident resistance to boll worm.

The invention relates to a bacillus thuringiensis cry1Ca gene, expressed protein and application of the bacillus thuringiensis cry1Ca gene and belongs to the technical field of biological prevention and control. Insecticidal protein has amino acid sequence shown as SEQ ID NO.2. In a gene for encoding the insecticidal protein, preferably, the nucleotide sequence of the gene is shown as SEQ ID NO.1. The gene has high toxicity on lepidoptera pests and is applied to transformation of microorganisms and plants, so that the microorganisms and the plants have toxicity on the related pests, and drug resistance of the pests on engineering bacteria and transgenic plants is overcome and delayed.

The invention belongs to the technical field of agricultural insecticides and particularly relates to a pesticide composition for preventing and treating striped flea beetles. The pesticide composition comprises the effective components of dinotefuran and pyridaben. The composition further comprises a surfactant and/or other functional axillaries and can be prepared into dosage forms such as a suspending agent, wettable powder, a water dispersible granule, emulsion in water, missible oil and the like, wherein the effective components consisting of dinotefuran and pyridaben account for 10-80% of the total weight. The composition is low in toxicity and high in efficiency, and the insecticidal spectrum is expanded. The composition particularly has excellent insecticidal activity on striped flea beetles. Generation of resistance to drugs is delayed, the lasting period is prolonged and the environmental pollution is reduced while the dosage is reduced, and the composition is safe and free of pesticide hazard to plants.

The present invention discloses a pesticide composition, which contains an active component A and an active component B, wherein the active component A is selected from propylene glycol alginate, the active component B is any one compound selected from spirotetramat, chlorfenapyr, lufenuron, pyriproxyfen, metaflumizone and pyridalyl, and a weight ratio of the active component A to the active component B is 1:80-40:1. The composition provides high activities for a plurality of pests of a plurality of crops, and has characteristics of significant synergistic effect, pest killing spectrum expanding, low use amount, rainfall erosion resistance, and significant synergy.

The invention belongs to the field of pesticides, and discloses a composition for killing insects and mites. The composition comprises two active components, namely a component A and a component B; the active component A is pyriminostrobin, the active component B is selected from: organic chlorine pesticide, organic sulfur pesticide, organic tin pesticide, organic nitrogen pesticide, and organic phosphorus pesticide; and the weight ratio of the active component A to the active component B is 1:99 to 99:1. The composition has a prominent synergetic effect, and can be used to control insects and mites in multiple kinds of crops.

The invention discloses an insecticidal composition containing pyridalyl and an amide. The insecticidal composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from pyridalyl, and the active ingredient B is selected from any one of the following compounds: chlorantraniliprole, flubendiamide, flonicamid, cyantraniliprole and tolfenpyrad; and the weight ratio of the active ingredient A to the active ingredient B is (1:60)-(80:1). The composition has higher activity towards various pests on various crops, has obvious synergism, expands the insecticidal spectrum and has the characteristics of small dosage, rain wash resistance and obvious synergism.

The invention belongs to the field of pesticides, and relates to a synergistic and compounded pest and mite killing composition. The composition comprises an active component A and an active component B, wherein a weight part ratio of the component A to the component is 1:99-99:1; the component A is selected from cyantraniliprole, sulfoxaflor or spirotetramat; and the component B is selected from nimbin, rotenone, butene-fipronil, milbemectin, pyriproxyfen, pyridalyl, pyridaben, bifenazate, tebufenpyrad, cyflumetofen, propargite, cyenopyrafen or clofentezine. The composition has an obvious synergistic effect, and can be used for controlling many pests and mites.

The invention discloses a spirotetramat-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 dinotefuran or pyriproxyfen; and the weight ratio of the active component A to the active component B is 1:70-70:1. 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 coccid, sweetpotato whitefly, brown paddy plant hopper, whitebacked rice fulgorid, small brown rice planthopper, rice leafhopper, green plant bug and the like on vegetables, fruit trees, cotton and paddy rice; 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 an insecticidal composition containing chromafenozide and neonicotinoids. The composition contains an active component A and an active component B, wherein the active component A is selected from chromafenozide, and the active component B is selected from any one of the following compounds: thiacloprid, thiamethoxam, clothianidin, imidacloprid, acetamiprid, nitenpyram and dinotefuran; and the weight ratio of the active component A to the active component B is (1:60)-(60:1). The composition can prevent various injurious insects, and takes a remarkable synergistic effect; the composition expands a controlling spectrum and shows relatively high activity on various injurious, and the composition reduces pesticide consumption, lowers pesticide residues on crops and relieves environmental pollution; and the composition is safe to human beings and animals, and good in environmental compatibility and has small possibility of generating insecticide resistance.

The invention relates to the technical field of new dosage form of microemulsion for fipronil and chlorpyrifos composite mixed insecticide, in particular to the fipronil and the chlorpyrifos mixed microemulsion and a production method thereof. The invention aims at providing a composite mixed microemulsion preparation with the fipronil and the chlorpyrifos serving as effective components and a preparation method thereof. The microemulsion preparation of the invention synthesizes and mixes the insecticides of the fipronil and the chlorpyrifos has the advantages that the readily availability and durable effectiveness are enhanced, and the drug resistance that is generated by the continuous use of a single dose to the injurious insects is weakened. The composite mixed microemulsion preparation can be used for comprehensive control of the injurious insects to a plurality of crops such as paddy rice, fruit trees, corns, cottons, tobacco, vegetables, etc.