22 results about "Spirodiclofen" patented technology

The invention belongs to the field of pesticides, and particularly relates to a 10% spinosad tolfenpyrad suspending agent and a preparation method thereof. The 10% spinosad-tolfenpyrad suspending agent is prepared from the following raw materials in parts by mass: 5 to 20 parts of raw pesticide, 1 to 10 parts of a dispersing agent, 1 to 10 parts of an anti-freezing agent, 1 to 20 parts of a thickening agent, 0.1 to 1 part of a preservative, 0.1 to 1 part of a de-foaming agent and 50 to 100 parts of de-ionized water. Wherein the pesticide raw materials comprise spinosad active compound and tolfenpyrad active compound, and the dispersing agent comprises a polycarboxylate wetting dispersing agent, a naphthalene sulfonate wetting dispersing agent and a block polyether emulsifying dispersing agent. According to the invention, through screening of the raw medicines and the dispersing agent, the prepared suspending agent is high in stability and excellent in insecticidal effect.

The invention provides a navel orange disease and insect pest comprehensive prevention and control method based on a full-net-covering facility and application thereof, and relates to the technical field of agricultural disease and insect pest prevention and control. Comprising the following steps that a net shed is built in a navel orange planting area in a full net covering mode, and a 30% spirodiclofen and SYP-9625 suspending agent is selected for preventing and treating citrus red mites. According to the method, the net shed of a full-net-covering facility is built for physically preventing and controlling the diaphorina citri, the diaphorina citri is completely prevented from entering the net, the transmission medium of the Candidatus Liberobacter asiaticum is cut off, the dangerous disease of the Candidatus Liberobacter asiaticum is stably and completely eradicated, and the harm of the Candidatus red mites in the net shed is low by controlling the Candidatus red mites through efficient chemical agents. Through the synergistic effect of the two prevention and control, diseases and insect pests seriously harmful to citrus can be effectively controlled, the comprehensive prevention and control effect is remarkably improved, the yield and quality of citrus fruits are improved, and remarkable economic, social and ecological benefits are achieved.

The invention relates to an insecticidal composition, which contains a compound as shown in formula (I), which is used as a first active ingredient, and one or more of chlorfenapyr, spirodiclofen, bifenthrin and flufenoxuron, which is used as a second active ingredient, and the weight ratio of the first active ingredient to the second active ingredient is (50: 1)-(1: 50). The insecticidal composition disclosed by the invention particularly has an excellent control effect on tetranychid mites. .

The utility model relates to a production system of spirodiclofen and belongs to the technical field of chemical equipment. The production system comprises a reaction kettle; a discharge hole in the bottom of the reaction kettle is connected with the centrifugal machine through a centrifugal machine feeding pipeline; the centrifugal machine is a lower discharging type centrifugal machine, and a scraper is arranged in the centrifugal machine. The lower outlet is connected with the temporary storage tank through a centrifugal machine discharging pipeline; an outlet in the lower part of the temporary storage tank is connected with the reaction kettle through a reaction kettle feeding pipeline; a gas pipeline is arranged at the top of the reaction kettle; a vacuum pipeline, an air pipeline and a nitrogen pipeline are respectively arranged on the gas pipeline; a centrifugal machine leaching pipeline is arranged at the top of the centrifugal machine; a waste liquid pipeline is arranged at the bottom of the centrifuge. According to the solid-liquid separation device disclosed by the utility model, a solvent and an intermediate are prevented from being exposed in the air to injure production personnel, meanwhile, the labor intensity of the production personnel is reduced, and the operation of digging and carrying solids after solid-liquid separation is not needed.

The present invention belongs to the technical field of pesticides for killing insects and mites, and discloses an insecticidal and acaricidal composition containing a tetronic acid compound and its use. The insecticidal and acaricidal composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is a compound represented by Formula I; the active ingredient B is any one of Spidoxamat, Spiropidion, Spiromesifen, Spirodiclofen, Spirotetramat, and Spirobudiclofen, and the mass ratio of active ingredient A to active ingredient B is 1:46 to 46:1. The insecticidal and acaricidal composition of the present invention has a significant synergistic effect on target pests and mites and can be used for the integrated control of agricultural pests and mites.

The present invention relates to a new acaricidal pesticide composition having excellent control activity against agricultural and horticultural pests. The present invention also relates to a method for controlling agricultural and horticultural pests and use of the new pesticide composition. An acaricidal pesticide composition containing an active ingredient (A) of a compound of formula (I) and an active ingredient (B) of at least one tetronic acid insecticide selected from the group consisting of spirodiclofen, spiromesifen, spirotetramat, spirodiclofen, the weight ratio of the active ingredients (A) and (B) being 10:1-1:100. Use of the acaricidal pesticide composition for controlling leaf mites. Spraying the acaricidal pesticide composition onto crops parasitized by leaf mites to repel leaf mites.

The present invention belongs to the technical field of pesticide acaricides and discloses a pesticide composition and its use. The pesticide composition comprises active ingredient A and active ingredient B, wherein active ingredient A is (4'-chloro-6-fluoro-4-methyl-[1,1'-biphenyl]-3-yl)(2,2,2-trifluoroethyl) sulfide, and active ingredient B is either spirodiclofen or bifenazate. The mass ratio of active ingredient A to active ingredient B is 1:52 to 45:1. The pesticide composition of the present invention has a good control effect on citrus spider mites and two-spotted spider mites, and has excellent fast-acting properties and a long-lasting effect.

The application belongs to the technical field of pesticide mite killing, and discloses a pesticide composition and application thereof. The pesticide composition comprises active ingredient A and active ingredient B. The active ingredient A is (4'-chloro-6-fluoro-4-methyl-[1,1'-biphenyl]-3-yl)(2,2,2-trifluoroethyl) sulfide. The active ingredient B is any one of spirodiclofen or bifenazate. The mass ratio of the active ingredient A to the active ingredient B is 1:52-45:1. The pesticide composition has good control effect on citrus leaf mite and two-spotted spider mite, is fast-acting, and has long effective period.

This invention belongs to the field of pesticides, specifically relating to a spirodiclofen derivative or its pesticide-acceptable salts, compositions, and uses thereof. The compound has the structure of formula (I): where each group is defined as shown in the specification. The spirodiclofen derivative of this invention exhibits higher insecticidal or acaricidal activity than known compounds, particularly excellent bioactivity against insect or mite eggs.

The invention relates to the technical field of pesticides, and discloses a polymer nano preparation containing cyflumetofen. The nano preparation is prepared by mixing cyflumetofen, spirodiclofen, a polymer nano carrier, an auxiliary agent and water, the weight ratio of cyflumetofen to spirodiclofen is (1: 1)-(1: 2). The nano preparation is used for preventing and treating citrus tree red spider mites, cyflumetofen and spirodiclofen are mixed according to a proper proportion, a synergistic effect on pests can be achieved from multiple aspects, the purpose of effectively controlling the pests to be damaged with a low dosage is achieved, the nano preparation is safe to the environment, the production cost is reduced, and the pesticide effect is improved.

The application discloses a kind of for cultivating auricularia polymeric mite smoke agent, including the following weight parts of substance: lufenuron 1~3 parts, spirodiclofen 2~6 parts, Sophora flavescens 10~15 parts, combustion improver 25~30 parts, smoke agent 5~10 parts, flame retardant 4~8 parts, adhesive 3~7 parts, moisture-proof agent 3~5 parts, fuel 15~20 parts, stabilizer 3~5 parts.The application discloses the application of the polymeric mite smoke agent in the application of auricularia cultivation in preventing and treating saprophytic mite harm.The application selects spirodiclofen for preventing and treating mite harm in the process of auricularia cultivation by pesticide formula screening, and spirodiclofen has the effects of preventing and treating each life stage of mite, long persistence period, wide mite spectrum and safety to auricularia;Sophora flavescens is used in fuel, and has the effects of killing insects and mites;by using smoke agent dosage form, effective component forms highly dispersed system, and pesticide can be uniformly distributed to ground, wall, top and around bag, and small particles can pass through sponge, cotton aperture and enter inside bag, and disappear fast, with low residual amount.

The application belongs to the technical field of organic synthesis, and particularly relates to a preparation method of spilanthol amide (2E, 6Z, 8E)-N-isobutyl-2, 6, 8-decatrienamide. The synthesis route of spilanthol amide is too long, and the operation is complex, so that the industrialized production is not easy. In view of the above problems, the application provides a preparation method of spilanthol amide (2E, 6Z, 8E)-N-isobutyl-2, 6, 8-decatrienamide. The target product is successfully synthesized through seven steps of quaternary phosphonium salt reaction, Wittig reaction, Wittig-horner reaction, dehydration condensation and the like, with cheap and easily obtained 4-bromobutyric acid ethyl ester as raw material. Each reaction condition is simple, and the operation is convenient, so that the method is suitable for industrialized scale production.

The application provides a suspension agent containing butylfluorfon and spirodiclofen and application thereof, the suspension agent contains the following weight percentage ingredients: butylfluorfon 10-30%, spirodiclofen 10-30%, wet dispersant 1-10%, pH regulator 0.05-0.2%, antifreezing agent 1-7%, xanthan gum 0.05-0.2%, magnesium aluminum silicate 0.2-0.8%, antifungal agent 0.05-0.2%, defoaming agent 0.05-0.2%, deionized water to 100%; the wet dispersant is composed of TERSPERSE 2700 and Atlox 4913, and the mass ratio of TERSPERSE 2700 and Atlox 4913 is 1-5:1-5. The storage results of the suspension agent formula of the embodiment of the application at different temperatures are all good, the particle size growth is small, and the suspension rate is all above 90%. After the heat storage and freeze-thaw test at different temperatures, no solidification occurs when being transferred to normal temperature storage, and the storage stability is obviously improved. The field test results show that the 38% butylfluorfon and spirodiclofen SC provided by the application has good effect on preventing and treating citrus red mite, and the stable effective period is 20-30 days.

The application discloses a tea tree summer short-bud cutting rapid seedling forming method, which comprises field nursery construction, seedbed treatment, cutting taking, cutting and field nursery management; the field nursery management comprises illumination management, water management, cutting post-pouring, 3-4 times of daily watering, soil humidity control at 65-75%, cutting initial stage management, 6-8 days after cutting, 17:00 spraying of thiophanate-methyl, 15% validamycin, humic acid foliar fertilizer and 34% propargite, 18-20 days after cutting, 17:00 spraying of kresoxim-methyl, 15% validamycin, humic acid foliar fertilizer, azoxystrobin-propineb and nitenpyram-pymetrozin, topdressing, 1 month after cutting, first time of topdressing of water-soluble compound fertilizer, 10 days of interval, 4 times of continuous topdressing, 10-12 cm of seedling height, second time of topdressing of water-soluble compound fertilizer and seedling training.

The present application relates to the technical field of pesticide preparation, in particular to a preparation method of a soluble solution of propiconazole and oligosaccharin compound, which is realized through the following steps: firstly, a mixed solvent is prepared; then, propiconazole technical material is dissolved in the mixed solvent after ultrasonic and nanometer grinding treatment, to obtain a propiconazole solution; then, oligosaccharin is added to prepare a compound stock solution through gradient stirring; subsequently, lentinan, a surfactant, a composite stabilizer and other additives are sequentially added, and the final product is obtained through secondary filtration and constant volume. The present application solves the problems of poor lipid-water compatibility, insufficient extreme environmental stability and weak crop stress resistance adaptation of the existing compound preparation, realizes the synergy of "anti-fungus-anti-virus-cold resistance-lodging resistance-quality improvement and yield increase", is especially suitable for cold rice, tobacco and other crops, and is compatible with the existing production line, so it has a wide application prospect.

The present application belongs to the technical field of pesticides, and particularly relates to a synergistic acaricidal composition. The effective component of the acaricidal composition comprises active ingredient A and active ingredient B. The active ingredient A is preferably a compound of the following formula Ia, and the active ingredient B is preferably at least one of abamectin, etoxazole, fenbutatin-oxide, ethoxy pyrimidine, spirodien, and bifenthrin. The pesticide composition of the present application can effectively improve the control effect on harmful mites, has a significant synergistic effect compared with a single agent, can effectively reduce the use amount, reduce the use cost, and reduce the influence on the environment. Formula Ia.

The utility model relates to the technical field of pesticide production, in particular to an anti-blocking spirodiclofen feeding device which comprises a feeding bin, a first motor is arranged at the top of the feeding bin, a driving shaft of the first motor extends into the feeding bin, dispersing blades are installed on the driving shaft, a feeding opening is formed in the upper portion of the feeding bin, and a discharging hose is connected to an outlet in the bottom of the feeding bin. A filter screen is mounted at the joint; a shell is fixed to the inclined lower portion of the feeding bin through a fixing rod. A sliding rod is horizontally fixed in the shell and sleeved with a sliding piece, the side, close to the discharging hose, of the sliding piece is horizontally connected with a push rod, the other end of the push rod extends out of the shell and is connected with a lantern ring arranged on the discharging hose in a sleeving mode, and the portion, in the shell, of the push rod is further sleeved with a spring; a second motor is arranged above the shell, a rotating rod of the second motor perpendicularly extends into the shell, the end of the rotating rod is connected with an oval rotating disc, and the edge of the oval rotating disc is in rotating contact with the side, away from the discharging hose, of the sliding piece. The feeding device is matched with a spirodiclofen reaction kettle for use, and is low in cost and uniform in feeding.

The present invention relates to a synergistic pesticidal composition for controlling pest infection in plants, more particularly to a synergistic composition comprising at least three active ingredients selected from (I) a mitochondrial complex I electron transport inhibitor selected from Tolfenpyrad; (II) acetyl-CoA carboxylase inhibitor selected from Spidoxamat, Spirodiclofen, Spiromesifen, Spiropidion, and Spirotetramat; and (III)nicotinic acetylcholine receptor (nAChR) channel blocker is selected as Thiocyclam Hydrogen Oxalate. The invention further relates to a process of preparing said composition along with one or more inactive excipient and formulation thereof. The composition overcomes the pest infestations much more efficiently and provides the advantages of overcoming the resistance of the pest to the use of the individual components of the pesticide composition, improved shelf life, increased spectrum of activity, better crop quality, enhanced efficacy, and economic and ecological advantages i.e. more yield, less expensive and environmentally safe composition.

The invention provides a method for detecting pesticide residues in agricultural products based on nano-material improved QuEChERS-UPLC-MS / MS. PSA and MWCNTs with specific content are adopted as a cleaning agent combination to perform pretreatment on a sample, 0.05% formic acid (containing 2mmol / L ammonium acetate) aqueous solution and acetonitrile are adopted as mobile phases, and under a specific gradient elution condition, the content of the pesticide residues in the agricultural products is detected by using a high-performance liquid chromatography-mass spectrometry method, and the content of the pesticide residues in the agricultural products is detected by using the high-performance liquid chromatography-mass spectrometry method. The method can accurately analyze the residual content of abamectin, flonicamid, chlorfluazuron, isocarbophos, fenpropathrin, fludioxonil, chlorpyrifos, phorate, lufenuron, clothianidin, trichlorfon, imidacloprid, thiamethoxam, fluxapyroxad, thidiazuron, cyromazine, spirodiclofen, pyrimethanil, omethoate, acetamiprid, propiconazole and the like in agricultural products such as black vegetables, hyacinth beans, juicy peaches and the like. The method disclosed by the invention has the advantages of high sensitivity, strong universality, high accuracy, good stability, simplicity and convenience in operation and the like, and provides technical support for detection of pesticide residues in agricultural products.

The invention discloses an acaricide, a preparation method and an application thereof, and belongs to the technical field of pesticides. The active ingredients of the acaricide are spirodiclofen and scoparia lactone. The synergistic effect of scoparia lactone and spirodiclofen can effectively increase the mite control effect, and solve the problem that mites easily develop resistance to spirodiclofen. The acaricide is in the form of a viscous liquid and can firmly adhere to the surface of plants after spraying, thus solving the problem that the acaricide has poor adhesion to the plant surface, resulting in the loss of active ingredients and reduced acaricidal effect. At the same time, the acaricide can adhere to the surface of mites, and the mites attached to the acaricide can carry the acaricide to the mite colony to poison other mites, thereby further improving the mite control effect.

The invention belongs to the technical field of pesticide mite killing, and discloses a pesticide composition and application thereof, the pesticide composition comprises an active component A and an active component B, the active ingredient A is (4 '-chloro-6-fluoro-4-methyl-[1, 1'-biphenyl]-3-yl) (2, 2, 2-trifluoroethyl) thioether, the active ingredient B is any one of spirodiclofen or bifenazate, and the mass ratio of the active ingredient A to the active ingredient B is (1: 52)-(45: 1). The pesticide composition disclosed by the invention has a very good control effect on citrus spider mites and two-spotted spider mites, and is excellent in fast-acting property and long in lasting period.

The invention belongs to the technical field of pesticide pest and mite killing, and discloses a pest and mite killing composition and application thereof.The pest and mite killing composition comprises an active ingredient A and an active ingredient B. The active ingredient A is a compound shown in the formula I, and the structure of the compound shown in the formula I is shown in the specification. The tetronic acid compound is any one of spiromesifen, spirodiclofen, spirotetramat, spirodiclofen diester, spidoxomat or spiropidion, and the mass ratio of the active component A to the active component B is (1: 48)-(48: 1). The insecticidal and acaricidal composition expands the control spectrum of pests and mites, is safe to target crops, delays the development of drug resistance of pests and mites, and reduces pesticide residues.