CN104872146A - 4-p-phenoxy phenoxy methyl structure-containing 1,3-dioxolane compound and pymetrozine composition - Google Patents
4-p-phenoxy phenoxy methyl structure-containing 1,3-dioxolane compound and pymetrozine composition Download PDFInfo
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Abstract
The present invention discloses a 4-p-phenoxy phenoxy methyl structure-containing 1,3-dioxolane compound and pymetrozine composition, wherein the active components of the composition comprise a component A and a component B, the component A is a 4-p-phenoxy phenoxy methyl structure-containing 1,3-dioxolane compound, the component B is pymetrozine, a weight ratio of the component A to the component B is 1:99-99:1, and the composition further contains an auxiliary agent, a carrier and/or a pigment and can be used for pests or action in environments, habitats or storage areas of pests. According to the present invention, the efficacy of the composition of the present invention is significantly higher than the efficacy of the single-dose product, such that the preparation consumption is reduced, the resistance risk of pests is effectively reduced, the use efficiency of the composition is improved, and the environmental pollution is reduced.
Description
Technical field
The present invention relates to a kind of composition pesticide, particularly relate to a kind of 4-that contains to 1 of phenoxy-phenoxy methyl structural, the composition of 3-dioxolane compound and pymetrozine, and the application of described composition in insect or its environment, habitat or storage areas.
Background technology
The use of agricultural chemicals has very long history, has played huge effect in the process of mankind's nature remodeling.Facilitate the great development of agricultural.Huge economic benefit is brought to the mankind.China kills insect in the first seven century to Christian era in Christian era in the first five century with thick grass, clam charcoal ash, male to bring up etc.Before the forties in 20th century, based on the natural and inorganic drug epoch of natural drug and inorganic compound agricultural chemicals; From early in the twentieth century, enter the epoch of synthetic organic pesticide.The development situation of current agricultural chemicals: developed country has entered Cultivar replacing from the seventies in last century and regenerated, China's agricultural chemicals has had large development from the eighties in last century, but great majority are set up from imitated basis and grown up, until the nineties, China's pesticide species just started to upgrade.But agricultural chemicals is still based on old kind, and high poison, persistent pesticide are taken as the leading factor, and pesticide species ratio reasonability is poor, operation technique low SI, and consumption is large, and environmental pollution is serious.Enter 21 century, agricultural chemicals is low to toxicity, active high, the good future development of Environmental compatibility gradually.
Wherein, pymetrozine, namely 4,5-dihydro-6-methyl-4-(3-pyridine methylene is amino)-1,2,4-3 (2H)-one was a kind ofly developed novel non-the killing livestock property insecticide obtained in 1988, belong to pyridines or Triazinone insecticide, excellent control efficiency is shown to the sucking pest of various crop.Existing research shows, as long as aphid or plant hopper one touch pymetrozine almost produce lancet blocking effect immediately, stops at once taking food, and final hungry lethal, and this process is irreversible.Therefore, pymetrozine has the function preferably blocking insect biography poison.
The initial lethality of insect after pymetrozine process is lower, still can survive a few days before insect " hungry moth " is lethal, and lethality height is relevant with weather conditions.Test shows, in chemicals treatment 3 hours, the feeding activity of aphid reduces about 90%, and process latter 48 hours, lethality can close to 100%, and therefore, the effect of pymetrozine to aphid or plant hopper is comparatively slow.
Due to the special nature of pymetrozine, it can only play inhibitory action to aphid section, Delphacidae, Aleyrodidae, this few class pest of Cicadellidae, and the method for its dispenser is confined to spray-on process, is unfavorable for widely using of pymetrozine.
Existing in the further improvement of pymetrozine, use after using pymetrozine and other pesticide compositional, because the kind of different types of structure, biologically active and controlling object difference are comparatively large, when jointly using with other agricultural chemical compound, easily there is the problems such as antagonism or synergistic effect be not good.
In order to solve the less problem of pest species that existing pymetrozine application method is single and act on, needing development new drug or selecting different insecticides to be carried out composite, to reach required drug effect.
Summary of the invention
The invention provides a kind of newly containing the DOX compounds of 4-to phenoxy-phenoxy methyl structural and the composition pesticide of Pyraphione compound, to solve the less problem of the application method existed in prior art pest species that is single and effect.
A first aspect of the present invention provides a kind of 4-that contains to the composition of the DOX compounds of phenoxy-phenoxy methyl structural, and wherein, the active ingredient of composition comprises component A and B component.
Wherein, described component A is preferably containing 4-the DOX compounds of phenoxy-phenoxy methyl structural.
Wherein, described B component is preferably pymetrozine.
Wherein, the weight ratio of described component A and described B component is preferably 99:1-1:99.
The contain 4-DOX compounds to phenoxy-phenoxy methyl structural of the present invention one comparatively described in preferred embodiment is preferably the structure shown in structural formula (I):
Wherein, R is selected from alkyl, thiazolinyl, cycloalkyl and aryl; Be more preferably the alkyl of C1-C10, the aromatic radical of C6-C15, the cycloalkyl of C3-C10, can also the alkyl of more preferably C1-C6, the aromatic radical of C6-C10, the cycloalkyl of C3-C8, as methyl, ethyl, propyl group, isopropyl, normal-butyl, phenyl, benzyl, naphthyl, cyclopropyl, cyclopenta, cyclohexyl etc.
Described most preferably is 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX containing the DOX compounds of 4-to phenoxy-phenoxy methyl structural.
Described component A and the weight ratio of B component are preferably 80:1-1:80, more preferably 60:1-1:60.
In a preferred embodiment of the present invention, described component A and the weight ratio of B component are more preferably 8:1-1:20.
In a preferred embodiment of the present invention, described component A and the weight ratio of B component are preferably 1:1-1:20, are more preferably 1:2-1:20 or are more preferably 4:1-1:4.
In a preferred embodiment of the present invention, described component A and the weight ratio of B component are preferably 4:1-1:8, are more preferably 1:1-1:8.
Above-mentioned can also contain auxiliary agent and carrier containing 4-to the composition of the DOX compounds of phenoxy-phenoxy methyl structural.
Wherein, described auxiliary agent can be one or more in wetting agent, dispersant, emulsifier, suspending agent, antifreeze, binding agent, thickener, film forming agent, pH adjusting agent.
Described carrier can be selected from aluminium-magnesium silicate, organobentonite, aerosil, ammonium sulfate, diatomite, precipitated calcium carbonate, attapulgite, bentonite, kaolin, calcite, talcum, imvite, bentonite, white carbon, calcium carbonate, tripoli, soluble starch, corn starch, cellulose powder etc. one or more.
Pigment can also be comprised, as the component of one or more in mill base Red175, indigo, carmetta, iron oxide yellow, Dycoseed mill base etc. in described composition.
Described wetting agent is also known as bleeding agent, and Main Function is that solid material in composition is more easily soaked in water.In composition provided by the invention, wetting agent can select one or more in sodium butylnaphthalenesulfonate, lauryl sodium sulfate, neopelex, calcium dodecyl benzene sulfonate (agriculture breast 500#), styryl phenyl APEO (agriculture breast 601#) lignosulfonates, isopropyl naphthalene sulfonate, sodium alklyarylsulfonate, Morwet EFW etc.
Described dispersant is used to reduce solid or liquid particle in composition dispersion system to be assembled, add dispersant to be easy to form dispersion liquid and suspension when preparing wetting powder, water dispersible granules, aqueous dispersion tablets, suspending agent, oil suspending agent, and keep the metastable function of dispersion.In composition provided by the invention, dispersant can select phosphate, Sulfonates, alkylnaphthalene sulfonate condensation polymer, carboxylate macromolecule, polycarboxylate polymeric modified resin, alkyl sulfate, modified alkyl sulfonate, alkyl naphthalene sulfonic acid condensation polymer sodium salt, naphthalene sulfonate (condensation polymer) class, polycarboxylate polymeric dispersant, multi-styrene phenylate phosphate dispersant, naphthalenesulfonate formaldehyde condensation compound, alkylphenol polyoxyethylene, formaldehyde condensate sulfonate, lignosulfonates, maleic acid-acrylic acid copolymer sodium salt, one or more in alkyl sulfo succinate etc., as Atlox Metasperse550S, Dispersol BB4, Dispersol CBZ, Terwet1004, Tersperse2700, Morwet D-450, Borresperse CA-SA, sodium phosphate trimer, 200 solvent naphthas, Nekal BX, YUS-TXC, YUS-FS1, Tamol NN8906, dispersant NNO etc.
Described emulsifier to impel in composition two kinds of immiscible liquid to form stabilized emulsion, also can be the stabilizing agent of emulsion simultaneously.In composition provided by the invention, emulsifier can select calcium dodecyl benzene sulfonate, triphenoethyl benzene phenol polyethenoxy ether, alkyl phenol formaldehyde resin polyoxyethylene ether, fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, castor oil polyoxyethylene ether, polyoxyethylene nonylphenol ether, OPEO, Fatty alcohol polyoxyethylene polyoxypropylene ether, fatty alcohol-polyoxyethylene ether modifier, aliphatic amine polyoxyethylene ether, alkylaryl polyoxyethylene poly-oxygen propylene aether, EO-PO block polyether, oleic acid polyoxyethylene, phenethyl phenol APEO, one or more in nonyl phenol phosphate etc., as YUS-110, YUS-EP60P, Ethylan NS-500LQ(nonionic hydroxyl polyethylene oxide block copolymer), styrene-maleic anhydride copolymer sodium salt, 601-P-T, Termul3015, Termul1284 etc.
Described suspending agent is used for increasing the viscosity of dispersion medium in composition to reduce settling velocity or the increase particulate hydrophily of particulate.In composition provided by the invention, suspending agent can select phosphate, Sulfonates, alkylnaphthalene sulfonate condensation polymer, carboxylate macromolecule, polycarboxylate polymeric modified resin, alkyl sulfate, modified alkyl sulfonate, alkyl naphthalene sulfonic acid condensation polymer sodium salt, naphthalene sulfonate (condensation polymer) class, polycarboxylate polymeric dispersant, multi-styrene phenylate phosphate dispersant, naphthalenesulfonate formaldehyde condensation compound, alkylphenol polyoxyethylene formaldehyde condensate sulfonate, lignosulfonates, white carbon, one or more in aluminium-magnesium silicate etc., as Tersperse2500, Tersperse4894, soybean oil, SP-3266 etc.
Described defoamer is for the production of removing too much foam in process.In composition provided by the invention, defoamer can select one or more in GP type defoamer, PE type defoamer, GPES type defoamer, SAG1522 type defoamer, organosilicon, polyether-modified silicon, polysiloxanes etc.
Described antifreeze is used to reduce the freezing point of composition liquid, improve the material of freezing tolerance.One or more in composition provided by the invention in the optional spent glycol of antifreeze, propane diols, butanols, glycerine, urea etc.
Described binding agent is used to homogeneity in composition or the bonding material linked together of heterogeneous body surface.In composition provided by the invention, binding agent can select one or more in sodium carboxymethylcellulose, polyvinylpyrrolidone, starch, polyvinyl alcohol, methylcellulose, fructose etc., as corn starch, cyclohexanone etc.
Described thickener is used to the viscosity of dispersion medium in increase composition to reduce the settling velocity of particulate, improves the layering of composition liquid.Composition thickener provided by the invention can select in xanthans, Macrogol 4000, Macrogol 6000, gum Arabic, gelatin, epoxy soybean wet goods one or more.
Described film forming agent is that active ingredient is sticked to the surface of the seed, forms smooth medicine film.Film forming agent in composition provided by the invention can select in polyvinyl alcohol, polyvinyl acetate, carboxymethyl cellulose, Arabic gelatin, gelatin, xanthans etc. one or more, as film forming agent BF308, Lauryl Alcohol ester, film forming agent CMJ-002-02 etc.
Described pH adjusting agent is used to the acid-base value regulating composition.In composition provided by the invention, pH adjusting agent can select one or more in citric acid, sodium bicarbonate, diethylamine, triisopropanolamine, phosphoric acid, glacial acetic acid.
The formulation of above-mentioned composition is any one in solution, emulsion, aqueous emulsion, missible oil, wetting powder, suspending agent, pulvis (powder agent), paste, soluble powder, granule, outstanding newborn concentrating agents, oil suspending agent, microcapsule formulations, seed treatment.And be preferably wetting powder, water dispersion granule, suspending agent, seed treatment, missible oil, microcapsule formulations, oil suspending agent, any one in aqueous emulsion.Can be such as the natural and synthetic material through reactive compound dipping, or the microcapsule formulations in polymeric material.
A second aspect of the present invention provides a kind of application of above-mentioned composition, can directly act on insect or act in its environment, habitat or storage areas.
Composition of the present invention can act in the environment of insect and/or pests live.
Composition of the present invention can be applied to one or more the process in the stem of plant, leaf, seed, fruit, root or soil, and wherein, the described process for seed, can use at least one deck dressing.
Preferably, the processing method of composition of the present invention can be flood, spray, evaporate, be atomized, broadcast sowing, one or more in brushing etc.
Wherein, described plant is preferably crops (comprising cereal, veterinary antibiotics etc.), gardening, fruit tree and dark woods plant, is preferably cereal, vegetable crop, as paddy rice, wheat, corn, Chinese cabbage etc.; Can be for field control insect, or in storage process pest control.Described insect can be cabbage aphid, cotten aphid, wheat aphid, black peach aphid, little green statin leafhopper, brown planthopper, small brown rice planthopper, white-backed planthopper, sweet potato whitefly, greenhouse whitefly, phyllocnistis citrella stainton, maize army worm, diamond-back moth, peanut grub, paddy rice thrips, cotton thrips, pear sucker, potato black peach aphid, potato aphid, colorado potato beetles, Lissorhoptrus oryzophilus Kuschel, South America maize seedling phycitid, onion thrips, aleyrodid, tarnished plant bug, ash covers and resembles genus, Rhopalosiphum spp, wheat stem chloropid fly, black different sugarcane cockchafer, recessed shin phyllotreta, beet spring fly, corn Rhopalosiphum spp, beans winged euonymus aphid etc.
Composition of the present invention can be used for the commercially available separately of process or is cultivating the plant of use.
The 4-that contains of the present invention is to 1 of phenoxy-phenoxy methyl structural, the drug effect of the complex preparation product of 3-dioxolane compound and pymetrozine is apparently higher than preventive effect when using single-dose product, thus greatly can reduce the resistance risk of insect, add output, and improve the service efficiency of composition, reduce the pollution to environment.
Specific embodiment
Below in conjunction with specific embodiment, the present invention will be further described, but not as limiting to the invention.
embodiment 1
Experimental technique: with reference to the related content in GB/T17980.4-2000 " agricultural chemicals field efficacy experiment criterion (one) insecticide control water rice hopper ".
Experiment effect computational methods:
Control efficiency is converted into probability value (y), and liquor strength (μ g/ml) converts logarithm value to (x), calculates virulence equation and concentration EC50(half-maximal effect concentration in suppressing with method of least squares).
The method calculating the co-toxicity coefficient of built agent according to poison exponent calculates toxicity index and the co-toxicity coefficient (CTC) of medicament.
Theoretical toxicity index (TTI)=∑ (percentage of toxicity index TI × single dose in mixture of each single dose)
Experimental judgment foundation:
When CTC≤80, then composition shows as antagonism, works as 80<CTC<120, then composition shows as summation action, and when CTC >=120, then composition shows as synergistic effect.
4-is mixed to get multiple mixture to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine according to the part by weight of 80:1-1:80, regularly choose multiple mixture determining its to the toxicity action of water rice hopper, test result is as shown in table 1.
Table 1,4-of the present invention to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition pesticide to the virulence test result of water rice hopper
Interpretation: as can be seen from Table 1:
1) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 20:1-1:60, and actual measurement toxicity index (ATI) is all higher than toxicity index (TTI).Especially 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:2-1:4, and ATI is far above TTI, and actual measurement toxicity index (ATI) is about the twice of toxicity index (TTI), illustrates that synergistic effect is obvious.
2) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, and co-toxicity coefficient (CTC) is all greater than 80, there is not antagonism; 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 20:1-1:80, CTC is close to or higher than 120, especially 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 20:1-1:20, CTC, all higher than 120, has obvious synergistic effect; Wherein, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:2-1:10, CTC is the highest, and synergistic effect is comparatively strong, when especially part by weight scope is 1:2, CTC reaches 215.12, and its synergistic effect is the strongest.
3) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:2-1:20, and actual measurement toxicity index (ATI) is all higher than the toxicity index 41321.43 of pymetrozine.
4) 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 60:1-1:20, along with the increase of pymetrozine ratio, to the median lethal concentration (LC of water rice hopper
50) decline obviously, but when pymetrozine ratio is excessive, when the part by weight scope of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine is 1:2-1:20, LC
50keep maintaining after between 0.38-0.43, rise to 1.05 a little; 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:1-1:80, and 4-is to the LC of phenoxy group Phenoxymethyl-2-ethyl-DOX and Pyraphione compound composition
50far below being used alone 4-to LC during phenoxy group Phenoxymethyl-2-ethyl-DOX
50, with LC when being used alone pymetrozine
50quite or lower, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:2-1:20, the LC of composition
50be starkly lower than the LC of pymetrozine
50.
Can find out, 4-provided by the invention is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine composition, when 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 20:1-1:80, there is not antagonism, and can LC be reduced
50; 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 20:1-1:20, there is synergistic effect, 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 1:2-1:20, and synergistic effect is the most obvious; 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:2-1:20, the LC of composition
50very low, safety in utilization obtains and improves.
Comprehensively above-mentioned various factors, when the part by weight of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine is 1:2-1:20, has optimum efficiency.
embodiment 2
Experimental technique: with reference to the related content in GB/T17980.79-2004 " agricultural chemicals field efficacy experiment criterion (one) insecticide control wheat aphid ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
4-is mixed to get multiple mixture to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine according to the part by weight of 80:1-1:80, choose wherein several mixture determining its to the toxicity action of phyllocnistis citrella stainton.
Experimental result: as shown in table 2.
Table 2,4-of the present invention to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition pesticide to the virulence test result of phyllocnistis citrella stainton
Interpretation: as can be seen from Table 2:
1) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, and actual measurement toxicity index (ATI) is all higher than toxicity index (TTI).Especially 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine within the scope of the part by weight of 4:1-1:4, ATI far above TTI, within the scope of this, actual measurement toxicity index (ATI) is about the twice of toxicity index (TTI), illustrates that synergistic effect is obvious.
2) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, and co-toxicity coefficient (CTC) is all greater than 120, has obvious synergistic effect; Wherein, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine at 8:1-1:4(especially 4:1-1:1) part by weight within the scope of, CTC reaches as high as 258.33, and synergistic effect is the strongest.
3) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:1-1:80, and actual measurement toxicity index (ATI) is all higher than the toxicity index of pymetrozine.
4) 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, along with the increase of pymetrozine ratio, to the median lethal concentration (LC of phyllocnistis citrella stainton
50) decline obviously, but when pymetrozine ratio is excessive, be 1:8-1:80, LC as worked as the part by weight scope of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine
50occur the trend that slightly rises, 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:1-1:80, and 4-is to the LC of phenoxy group Phenoxymethyl-2-ethyl-DOX and Pyraphione compound composition
50far below being used alone 4-to LC during phenoxy group Phenoxymethyl-2-ethyl-DOX
50, with LC when being used alone pymetrozine
50quite or lower, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:4, the LC of composition
50be starkly lower than the LC of pymetrozine
50.
Can find out, 4-provided by the invention is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition, and 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine, within the scope of the part by weight of 80:1-1:80, have synergistic effect.And can LC be reduced
50, 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 8:1-1:8, and synergistic effect is the most obvious; 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:1-1:80, the LC of composition
50very low, the safety of use obtains and improves.
Comprehensively above-mentioned various factors, when the part by weight of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine is 1:1-1:8, has optimum efficiency.
embodiment 3
Experimental technique: with reference to the related content in GB/T17980.16-2000 " agricultural chemicals field efficacy experiment criterion (one) insecticide control trialeurodes vaporariorum ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
4-is mixed to get multiple mixture to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine according to the part by weight of 80:1-1:80, chooses wherein several mixture and measure its toxicity action to vegetables trialeurodes vaporariorum.
Experimental result: as shown in table 3.
Table 3,4-of the present invention to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition pesticide to the virulence test result of vegetables trialeurodes vaporariorum
Interpretation: as can be seen from Table 3:
1) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 40:1-1:80, and actual measurement toxicity index (ATI) is all higher than the toxicity index of pymetrozine.
2) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, and actual measurement toxicity index (ATI) is all higher than toxicity index (TTI).Especially 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine within the scope of the part by weight of 4:1-1:4, ATI far above TTI, within the scope of this, actual measurement toxicity index (ATI) is about the twice of toxicity index (TTI), illustrates that synergistic effect is obvious.
3) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, and co-toxicity coefficient (CTC) is all greater than 80, namely there is not antagonism; When 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 40:1-1:80, co-toxicity coefficient (CTC), higher than 120, has obvious synergistic effect; Wherein, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine at 4:1-1:4(especially 1:1) part by weight within the scope of, CTC reaches as high as 238.22, and its synergistic effect is obvious.
4) 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, along with the increase of pymetrozine ratio, to the median lethal concentration (LC of vegetables trialeurodes vaporariorum
50) decline obviously, but when pymetrozine ratio is excessive, be 1:8-1:80, LC as worked as the part by weight of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine
50there is ascendant trend slightly; 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 20:1-1:80, and 4-is to the LC of phenoxy group Phenoxymethyl-2-ethyl-DOX and Pyraphione compound composition
50far below being used alone 4-to LC during phenoxy group Phenoxymethyl-2-ethyl-DOX
50, with LC when being used alone pymetrozine
50quite or lower, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 4:1-1:40, the LC of composition
50be starkly lower than the LC of pymetrozine
50.
Can find out, 4-provided by the invention is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition, when 4-is to phenoxy group Phenoxymethyl-2-ethyl-1, within the scope of the part by weight of 80:1-1:80, there is not antagonism in 3-dioxolanes and pymetrozine, and can reduce LC
50; 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 40:1-1:40, there is synergistic effect, 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 4:1-1:4, and synergistic effect is the most obvious; 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 1:1-1:40, the LC of composition
50very low, safety in utilization obtains and improves.
Comprehensively above-mentioned various factors, when 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine 4:1-1:4, has optimum efficiency.
embodiment 4
Experimental technique: with reference to the related content in GB/T17980.80-2004 " agricultural chemicals field efficacy experiment criterion (one) insecticide control mythimna separata ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
4-is mixed to get multiple mixture to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine according to the part by weight of 80:1-1:80, choose wherein several mixture determining its to the toxicity action of mythimna separata.
Experimental result: as shown in table 4.
Table 4,4-of the present invention to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition pesticide to the virulence test result of mythimna separata
Interpretation: as can be seen from Table 4:
1) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 8:1-1:80, and actual measurement toxicity index (ATI) is all higher than the toxicity index of pymetrozine.
2) 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, and actual measurement toxicity index (ATI) is all higher than toxicity index (TTI).Especially 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine within the scope of the part by weight of 1:4-1:8, ATI far above TTI, within the scope of this, actual measurement toxicity index (ATI) is close to or higher than the twice of toxicity index (TTI), illustrates that synergistic effect is obvious.
3) 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 80:1-1:80, co-toxicity coefficient (CTC) is all greater than 80, there is not antagonism, and 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 40:1-1:80, CTC is all higher than 120, wherein, 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are at 20:1-1:20(especially 1:4-1:8) part by weight within the scope of, CTC reaches as high as 274.85, and synergistic effect is obvious.
4) 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 80:1-1:80, along with the increase of pymetrozine ratio, to the median lethal concentration (LC of mythimna separata
50) decline, but when pymetrozine ratio is excessive, be 1:20-1:80, LC as worked as the part by weight scope of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine
50there is ascendant trend a little; 4-is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 20:1-1:80, and 4-is to the LC of phenoxy group Phenoxymethyl-2-ethyl-DOX and Pyraphione compound composition
50far below being used alone 4-to LC during phenoxy group Phenoxymethyl-2-ethyl-DOX
50, with LC when being used alone pymetrozine
50quite or lower, 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 8:1-1:80, the LC of composition
50be starkly lower than the LC of pymetrozine
50.
Can find out, 4-provided by the invention is to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine composition, when 4-is to phenoxy group Phenoxymethyl-2-ethyl-1, within the scope of the part by weight of 80:1-1:80, there is not antagonism in 3-dioxolanes and pymetrozine, and can reduce LC
50; 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 40:1-1:80, there is synergistic effect, 4-is to phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine are within the scope of the part by weight of 20:1-1:20, and synergistic effect is the most obvious; 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine within the scope of the part by weight of 8:1-1:80, the LC of composition
50very low, safety in utilization obtains and improves.
Comprehensively above-mentioned various factors, when the part by weight of 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine is 8:1-1:20, has optimum efficiency.
Based on the above embodiments, the 4-that contains of the present invention is to 1 of phenoxy-phenoxy methyl structural, in the complex composition of 3-dioxolane compound and pymetrozine, described contains 4-to 1 of phenoxy-phenoxy methyl structural, 3-dioxolane compound can also be that 4-is to phenoxy group Phenoxymethyl-2-propyl group-1,3-dioxolanes, 4-are to phenoxy group Phenoxymethyl-2-cyclopenta-1,3-dioxolanes, 4-are to one or more in phenoxy group Phenoxymethyl-2-phenyl-DOX etc.
Of the present invention containing 4-to the complex composition of the DOX compounds of phenoxy-phenoxy methyl structural and pymetrozine can also wiring solution-forming agent, emulsion, aqueous emulsion, missible oil, wetting powder, suspending agent, pulvis (powder agent), paste, soluble powder, granule, outstanding newborn concentrating agents, oil suspending agent, microcapsule formulations, any one in seed treatment.
Concrete Formulation Example is as follows:
Embodiment 5, preparation missible oil
Prepare composition active constituent content be the 4-of 30% to the missible oil of phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, with the gross weight of missible oil for benchmark, comprising:
After above-mentioned component being mixed, obtain the missible oil of required 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine.
For the missible oil of the 4-described in the present embodiment to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, carry out the effect experiment to tomato aleyrodid, specific as follows:
Experimental technique: with reference to the related content in GB/T17980-2000 " agricultural chemicals field efficacy experiment criterion () ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
Experimental result: as shown in table 5.
Table 5, the water dispersible granules of the composition described in the present embodiment and 50% pymetrozine is to the test of pesticide effectiveness table of comparisons of tomato aleyrodid
| Medicament | Consumption g.ai/ha | 7 days preventive effects, % | 15 days preventive effects, % |
| Embodiment 5 | 120 | 73.5 | 83.7 |
| 50% pymetrozine WG | 120 | 52.3 | 66.5 |
Interpretation:
As shown in table 5, the dosing of the water dispersible granules of the composition described in the present embodiment and 50% pymetrozine is 120g.ai/ha.Under identical using dosage condition, contrast two experimental group medications preventive effect of 7 days known, the preventive effect of the composition described in the present embodiment has reached 73.5% apparently higher than the preventive effect of the experimental group of the water dispersible granules of use 50% pymetrozine; The contrast medication preventive effect of 15 days, the preventive effect of the composition described in the present embodiment reaches 83.7%, and the preventive effect of the experimental group of the water dispersible granules of 50% pymetrozine is only 66.5%, still lower than the composition medication preventive effect of 7 days described in the present embodiment.
Therefore, 4-described in the present embodiment is to phenoxy group Phenoxymethyl-2-ethyl-1, the preventive effect of the composition of 3-dioxolanes and pymetrozine is better than the preventive effect of the water dispersible granules being used alone 50% pymetrozine, the composition obtained after 4-is composite in proportion to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine has obvious synergistic effect.
Embodiment 6, preparation suspending agent
(1) prepare composition active constituent content be the 4-of 25% to the suspending agent of phenoxy group Phenoxymethyl-2-ethyl-1,3-dioxolanes and pymetrozine, with the gross weight of required suspending agent for benchmark, comprising:
After above-mentioned component being mixed, obtain the suspending agent of required 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine.
For the suspending agent of the 4-described in the present embodiment to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, carry out the effect experiment to wheat aphid, specific as follows:
Experimental technique: with reference to the related content in GB/T17980.79-2004 " agricultural chemicals field efficacy experiment criterion (one) insecticide control wheat aphid ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
Experimental result: as shown in table 6.
Table 6, the water dispersible granules of the composition described in the present embodiment and 50% pymetrozine is to the test of pesticide effectiveness table of comparisons of wheat aphid
| Medicament | Consumption g.ai/ha | 7 days preventive effects, % | 15 days preventive effects, % |
| Embodiment 6 | 80 | 93.4 | 98.2 |
| 50% pymetrozine WG | 80 | 85.7 | 90.1 |
Interpretation:
As shown in table 6, in the above-mentioned test of pesticide effectiveness, the using dosage of the using dosage of the composition described in the present embodiment and the water dispersible granules of 50% pymetrozine is 80g.ai/ha.Under the condition of identical using dosage, contrast the preventive effect of two experimental group medications 7 days and 15 days, the comparison is as follows:
Medication is after 7 days, and the preventive effect of composition described in the present embodiment is 93.4%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 85.7%;
Medication is after 15 days, and the preventive effect of composition described in the present embodiment is 98.2%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 90.1%.
Contrasted from above-mentioned preventive effect, use composition described in the present embodiment the medication 7 days of wheat aphid and the medication preventive effect of 15 days to be obviously better than to the water dispersible granules experimental group medication preventive effect of 15 days of 50% pymetrozine.Therefore, 4-composite in proportion to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine after the composition that obtains there is obvious synergistic effect.
(2) prepare composition active constituent content be the 4-of 15% to the suspending agent of phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, with the gross weight of required suspending agent for benchmark, comprising:
After above-mentioned component being mixed, obtain the suspending agent of required 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine.
For the suspending agent of the 4-described in the present embodiment to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, carry out the effect experiment to maize army worm, specific as follows:
Experimental technique: with reference to the related content in GB/T17980.80-2004 " agricultural chemicals field efficacy experiment criterion (one) insecticide control maize army worm ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
Experimental result: as shown in table 7.
Table 7, the water dispersible granules of the composition described in the present embodiment and 50% pymetrozine is to the test of pesticide effectiveness table of comparisons of maize army worm
| Medicament | Consumption g.ai/ha | 7 days preventive effects, % | 15 days preventive effects, % |
| Embodiment 7 | 120 | 83.4 | 87.4 |
| 50% pymetrozine WG | 120 | 65.1 | 45.6 |
Interpretation:
As shown in table 7, in the above-mentioned test of pesticide effectiveness, the using dosage of the using dosage of the composition described in the present embodiment and the dispersible granule of 50% pymetrozine water is 120g.ai/ha.Under the condition of identical using dosage, contrast the preventive effect of two experimental group medications 7 days and 15 days, the comparison is as follows:
Medication is after 7 days, and the preventive effect of composition described in the present embodiment is 83.4%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 85.7%;
Medication is after 15 days, and the preventive effect of composition described in the present embodiment is 65.1%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 45.6%.
Contrasted from above-mentioned preventive effect, the water dispersible granules of 50% pymetrozine is for after after the medication of maize army worm preventive effect 14 days, and preventive effect reduces to 45.6%, and the water dispersible granules of visible 50% pymetrozine is poor for the lasting medicine of maize army worm; But composition described in use the present embodiment is obviously better than the water dispersible granules experimental group medication preventive effect of 7 days, 15 days of 50% pymetrozine to the medication 7 days of maize army worm and the medication preventive effect of 15 days.Therefore, the composition obtained after 4-is composite in proportion to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine has obvious synergistic effect, and can extend effective drug duration.
Embodiment 7, preparation water dispersible granules
Prepare composition active constituent content be the 4-of 55% to the water dispersible granules of phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, with the gross weight of required water dispersible granules for benchmark, comprising:
After above-mentioned component being mixed, obtain the water dispersible granules of required 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine.
For the water dispersible granules of the 4-described in the present embodiment to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, carry out the effect experiment to water rice hopper, specific as follows:
Experimental technique: with reference to the related content in GB/T17980.4-2000 " agricultural chemicals field efficacy experiment criterion (one) insecticide control water rice hopper ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
Experimental result: as shown in table 8.
Table 8, the water dispersible granules of the composition described in the present embodiment and 50% pymetrozine is to the test of pesticide effectiveness table of comparisons of water rice hopper
| Medicament | Consumption g.ai/ha | 7 days preventive effects, % | 15 days preventive effects, % |
| Embodiment 8 | 90 | 91.3 | 95.4 |
| 50% pymetrozine WG | 90 | 89.5 | 88.7 |
Interpretation:
As shown in table 8, in the above-mentioned test of pesticide effectiveness, the using dosage of the using dosage of the composition described in the present embodiment and the water dispersible granules of 50% pymetrozine is 90g.ai/ha.Under the condition of identical using dosage, contrast the preventive effect of two experimental group medications 7 days and 15 days, the comparison is as follows:
Medication is after 7 days, and the preventive effect of composition described in the present embodiment is 91.3%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 89.5%;
Medication is after 15 days, and the preventive effect of composition described in the present embodiment is 95.4%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 88.7%.
Contrasted from above-mentioned preventive effect, the water dispersible granules of 50% pymetrozine is for the preventive effect of 7 days after medicine of the preventive effect of 14 days after the medication of maize army worm preventive effect, have dropped 0.8%, the water dispersible granules of visible 50% pymetrozine is poor for the lasting medicine of water rice hopper; But composition described in use the present embodiment to the medication 7 days of water rice hopper and the medication preventive effect of 15 days all higher than the water dispersible granules experimental group medication preventive effect of 7 days, 15 days of 50% pymetrozine, and composition described in the present embodiment, after medication, the preventive effect of 15 days is higher than the preventive effect of 7 days after medicine.
Therefore, the composition obtained after 4-is composite in proportion to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine has obvious synergistic effect, and can extend effective drug duration.
Embodiment 8, preparation wetting powder
Prepare composition active constituent content be the 4-of 60% to the wetting powder of phenoxy group Phenoxymethyl-2-cyclopenta-DOX and pymetrozine, with the gross weight of required wetting powder for benchmark, comprising:
After above-mentioned component being mixed, obtain the wetting powder of required 4-to phenoxy group Phenoxymethyl-2-cyclopenta-DOX and pymetrozine.
Embodiment 9, preparation oil suspending agent
Prepare composition active constituent content be the 4-of 10% to the oil suspending agent of phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, with the gross weight of required oil suspending agent for benchmark, comprising:
After above-mentioned component being mixed, obtain the oil suspending agent of required 4-to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine.
For the oil suspending agent of the 4-described in the present embodiment to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine, carry out the effect experiment to vegetables diamond-back moth, specific as follows:
Experimental technique: with reference to the related content in GB/T17980-2000 " agricultural chemicals field efficacy experiment criterion ".
Experiment effect computational methods and experimental judgment foundation: identical with embodiment 1.
Experimental result: as shown in table 9.
Table 9, the water dispersible granules of the composition described in the present embodiment and 50% pymetrozine is to the test of pesticide effectiveness table of comparisons of vegetables diamond-back moth
| Medicament | Consumption g.ai/ha | 7 days preventive effects, % | 15 days preventive effects, % |
| Embodiment 10 | 120 | 81.2 | 86.1 |
| 50% pymetrozine WG | 120 | 46.2 | 47.6 |
Interpretation:
As shown in table 9, in the above-mentioned test of pesticide effectiveness, the using dosage of the using dosage of the composition described in the present embodiment and the water dispersible granules of 50% pymetrozine is 120g.ai/ha.Under the condition of identical using dosage, contrast the preventive effect of two experimental group medications 7 days and 15 days, the comparison is as follows:
Medication is after 7 days, and the preventive effect of composition described in the present embodiment is 81.2%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 86.1%;
Medication is after 15 days, and the preventive effect of composition described in the present embodiment is 46.2%, and the preventive effect of the water dispersible granules experimental group of 50% pymetrozine is only 47.6%.
Contrasted from above-mentioned preventive effect, in composition described in the present embodiment, the content of active principle is only 10%, and in the water-dispersible grain of the pymetrozine used, the content of active principle is 50%, is far longer than the content of the active principle in composition described in the present embodiment; In addition, use composition described in the present embodiment to the medication 7 days of vegetables diamondback moth larvae and the medication preventive effect of 15 days all apparently higher than the water dispersible granules experimental group medication preventive effect of 7 days, 15 days of 50% pymetrozine, and after the medication of composition described in the present embodiment the preventive effect of 15 days higher than the preventive effect of 7 days after medicine.
Therefore, the composition obtained after 4-is composite in proportion to phenoxy group Phenoxymethyl-2-ethyl-DOX and pymetrozine has obvious synergistic effect, and can extend effective drug duration, when using control vegetables diamondback moth larvae, only need few consumption can reach preferably drug effect.
In sum, of the present invention have obvious synergistic effect and LC containing 4-to the DOX compounds of phenoxy-phenoxy methyl structural and the complex preparation product of pymetrozine
50lower than being used alone a kind of component, therefore, less dosage is used just can to reach required insecticidal effect.
Be described in detail specific embodiments of the invention above, but it is as example, the present invention is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that this practicality is carried out and substituting also all among category of the present invention.Therefore, equalization conversion done without departing from the spirit and scope of the invention and amendment, all should contain within the scope of the invention.
Claims (10)
1. contain 4-to a phenoxy-phenoxy methyl isophthalic acid, the composition of 3-dioxolane compound and pymetrozine, is characterized in that, the active ingredient of described composition comprises component A and B component;
Wherein, described component A is for containing 4-to phenoxy group Phenoxymethyl-DOX compounds;
Described B component is pymetrozine;
The weight ratio of described component A and described B component is 99:1-1:99.
2. composition according to claim 1, is characterized in that, described has the structure shown in structural formula (I) containing the DOX compounds of 4-to phenoxy-phenoxy methyl structural:
Wherein, R is selected from alkyl, thiazolinyl, cycloalkyl and aryl.
3. composition according to claim 2, is characterized in that, described component A and the weight ratio of B component are 8:1-1:20.
4. composition according to claim 3, is characterized in that, described component A and the weight ratio of B component are 1:1-1:20.
5. composition according to claim 4, is characterized in that, described component A and the weight proportion of B component are 1:2-1:20.
6. composition according to claim 4, is characterized in that, described component A and the weight proportion of B component are 4:1-1:4.
7. composition according to claim 3, is characterized in that, described component A and the weight proportion of B component are 4:1-1:8.
8. the composition according to any one of claim 1-7, it is characterized in that, described formulation is any one in solution, emulsion, aqueous emulsion, missible oil, wetting powder, suspending agent, pulvis, paste, soluble powder, granule, outstanding newborn concentrating agents, oil suspending agent, microcapsule formulations, seed treatment.
9. an application for composition as described in claim 1, is characterized in that, for insect or act in its environment, habitat or storage areas.
10. the application of composition according to claim 9, is characterized in that, is applied to one or more in stem, leaf, fruit, root, seed or soil, using method comprises dipping, spray, evaporate, be atomized, broadcast sowing, brush in one or more.
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