CN103283773A - Insecticide composition containing dichlorvos - Google Patents
Insecticide composition containing dichlorvos Download PDFInfo
- Publication number
- CN103283773A CN103283773A CN2012100538778A CN201210053877A CN103283773A CN 103283773 A CN103283773 A CN 103283773A CN 2012100538778 A CN2012100538778 A CN 2012100538778A CN 201210053877 A CN201210053877 A CN 201210053877A CN 103283773 A CN103283773 A CN 103283773A
- Authority
- CN
- China
- Prior art keywords
- dichlorvos
- ethyl ester
- spiral shell
- metaflumizone
- active component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- HTSABYAWKQAHBT-UHFFFAOYSA-N trans 3-methylcyclohexanol Natural products CC1CCCC(O)C1 HTSABYAWKQAHBT-UHFFFAOYSA-N 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses an insecticide composition containing dichlorvos, which is an insecticide composition containing an active component A and an active component B, wherein the active component A is selected from the dichlorvos and the active component B is selected from any one of compounds: spirotetramat and metaflumizone; the weight ratio of the active component A to the active component B ranges from (1:60) to (80:1). The composition disclosed by the invention can be used for preventing and treating various insects and has an obvious synergistic effect; an insecticidal spectrum is enlarged; the insecticide composition has high activity to cabbage caterpillars, aphids, olethreutid, defoliators, inchworms, noctuidea, mythimna separate, plant hoppers, rice planthoppers, beet armyworms, bemisia tabacis, scale insects, sanitary insect pests and postharvest pests on vegetables, fruit trees, tea trees, mulberries, cotton, paddy rice and wheat; the dosage of pesticides can be reduced, the residual amount of the pesticides on crops is reduced and the environmental pollution is relieved; the insecticide composition is safe to people and livestock and is good in environmental compatibility, and the insects do not easily have drug resistance.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of Pesticidal combination that contains dichlorvos.
Background technology
Dichlorvos (Dichlorvos) chemical name: 0,0-dimethyl-0-(2,2-dichloro) vinyl phosphate, molecular formula: C
4H
7CL
2O
4P.The about 8g/L of solvability (25 ℃) in the water, with arene, alcohols and chlorinated hydrocabon complete miscibility, moderate is dissolved among diesel oil, kerosene, isoparaffin class and the spiral shell worm ethyl ester.To thermally-stabilised, slowly hydrolysis in water and acid liquid, hydrolysis is rapid in the alkalies.Dichlorvos is the insecticide that a kind of foliar spray is used, and efficient, quick-acting, wide spectrum are anticholinesterase.Good to chewing type and sucking pest preventive effect.Its vapour pressure height has the extremely strong power of knocking down to Homoptera, lepidopterous insects.Easily decompose after the dispenser, the longevity of residure is short, noresidue.
Spiral shell worm ethyl ester (Spirotetramat) chemical name: 4-(ethoxy carbonyl oxygen base)-8-methoxyl group-3-(2,5-xylyl)-1-azaspiro [4,5]-last of the ten Heavenly stems-3-alkene-2-ketone, molecular formula: C
21H
27NO
5Spiral shell worm ethyl ester has unique function Characteristics, is the rare existing insecticide of inhaling conductive performance in two-way so far, and insecticidal spectrum is wide, and the lasting period is long, and the effective control that reached for 8 weeks can be provided.It is that fatty biosynthesis by interference insect causes larva death, reduces the fertility of adult.Because its unique mechanism of action can be prevented and treated the insect that existing insecticide is produced resistance effectively, can be used as the important kind of nicotinic insecticide resistance management simultaneously.
Metaflumizone (Metaflumizone) chemical name: (E+Z)-[2-(4-cyano group benzene)-1-[3-(trifluoromethyl) benzene] ethylidene]-N-[4-(trifluoromethyl) benzene]-hydrazine carbonyl oxamides, molecular formula: C
24H
16F
6N
4O
2Metaflumizone is a kind of urea insecticide, hot and cold stable storage (54 ℃).Mainly be stomach poison function, the band action of contace poison hinders neural sodium path and causes neural paralysis, and control lepidoptera and coleoptera insect are to mammal and non-target organism low-risk.
Yet in the real process of agricultural production, the problem that pest control is easy to generate most is the generation of pest resistance to insecticide.The different cultivars composition carries out composite, is the very common method of control resistant insect.Heterogeneity is carried out composite, according to practical application effect, judge certain composite be synergy, add and or antagonism.In most cases, the composite effect of agricultural chemicals all is additive effect, and the seldom composite of synergistic effect really arranged, especially synergistic effect very obviously, co-toxicity coefficient very high composite just still less.Through inventor research, find can produce good synergistic effect after dichlorvos and spiral shell worm ethyl ester, metaflumizone is composite, and still unexposed about the composite relevant report of dichlorvos and spiral shell worm ethyl ester, metaflumizone.
Summary of the invention
Degradation problem under the resistance generation that the long-term use of dichlorvos list agent may bring, the drug effect, the Pesticidal combination that the present invention proposes contains active components A and active component B, and an amount of surfactant and carrier.
A kind of Pesticidal combination that contains dichlorvos, it is characterized in that comprising active components A and active component B, active components A and active component B weight ratio are 1: 60～80: 1, and described active components A is selected from dichlorvos, and active component B is selected from a kind of in spiral shell worm ethyl ester, the metaflumizone.
The described Pesticidal combination that contains dichlorvos is characterized in that: the weight ratio of active components A and active component B is 1: 40～50: 1.
The described dichlorvos Pesticidal combination that contains is characterized in that: the weight ratio of active components A and active component B is 1: 30～40: 1.
The described Pesticidal combination that contains dichlorvos is characterized in that: the weight ratio of dichlorvos and spiral shell worm ethyl ester is 20: 1～1: 5.
The described Pesticidal combination that contains dichlorvos is characterized in that: the weight ratio of dichlorvos and metaflumizone is 15: 1～1: 5.
The described Pesticidal combination that contains dichlorvos is characterized in that: composition can be made into wetting powder, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
The described Pesticidal combination that contains dichlorvos is used for the purposes of insect on control vegetables, fruit tree, tea tree, mulberry tree, cotton, paddy rice, the wheat.
Described purposes is characterized in that: described insect comprises: cabbage caterpillar, aphid, olethreutid, defoliator, looper, bridging worm, armyworm, plant hopper, rice fulgorid, beet armyworm, Bemisia tabaci, scale insect, sanitary insect pest, storage insect.
The weight ratio of active components A and active component B is 1: 60～80: 1.Usually the weight percentage of active component is 2%～90% of gross weight in the composition, and preferable is 5%～80%.According to different preparation types, the active component content scope is different.Usually, liquid preparation contains 1%～70% active substance by weight, preferably is 5%～50%; Solid pharmaceutical preparation contains 5%～80% active substance by weight, preferably is 10%～80%.
At least contain a kind of surfactant in the Pesticidal combination of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 5%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
The selected surfactant of Pesticidal combination of the present invention is known in those skilled in the art: can be selected from dispersant, wetting agent, binding agent and the defoamer one or more.According to different dosage form, can also contain disintegrant known in those skilled in the art, antifreeze etc. in the preparation.
Pesticidal combination of the present invention can be by the user before use through dilution or directly use.Its preparation can be by processing method known in those skilled in the art preparation, is about to active component and after liquid flux or solid carrier mix, and adds in surfactant such as dispersant, stabilizing agent, wetting agent, binding agent, the defoamer etc. one or more again.
Pesticidal combination of the present invention can be processed into acceptable forms on any agricultural chemicals on demand, and wherein more preferably formulation is: wetting powder, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
When making wetting powder, composition comprises following constituent content: active components A 1%～80%, active component B 1%～60%, dispersant 2%～10%, wetting agent 2%～8%, filler surplus.
Active components A, active component B, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, namely can be made into wetting powder product of the present invention.
When making water dispersible granules, composition comprises following constituent content: active components A 1%～80%, active component B 1%～60%, dispersant 3%～9%, wetting agent 1%～8%, disintegrant 1%～10%, binding agent 1%～8%, filler surplus.
Active component active components A, active component B, dispersant, wetting agent, disintegrant, filler etc. are pulverized the particle diameter that obtains needs through air-flow together, add other auxiliary agents such as binding agent again, obtain the materials of granulating.It is interior through after granulation and the drying to expect that product are quantitatively sent the fluidized bed granulation dryer to, makes water dispersible granules product of the present invention.
Comprise following constituent content when composition is made suspending agent: active components A 1%～50%, active component B 1%～40%, dispersant 2%～10%, wetting agent 2%～10%, defoamer 0.1%～1%, thickener 0.1%～2%, antifreeze 0.1%～8%, deionized water add to 100%.
Dispersant, wetting agent, defoamer, thickener, antifreeze in the above-mentioned formulation material are mixed through high speed shear, add active components A and active component B ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make suspending agent product of the present invention.
Comprise following constituent content when composition is made suspension emulsion: active components A 1%～50%, active component B 1%～40%, emulsifier 2%～12%, dispersant 2%～10%, defoamer 0.1%～2%, thickener 0.1%～2%, antifreeze 0.1%～8%, stabilizing agent 0.05%～3%, deionized water add to 100%.
Dispersant, defoamer, thickener, antifreeze, stabilizing agent in the above-mentioned formulation material are mixed through high speed shear, add active component B, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make active component B suspending agent, then with active components A, emulsifier and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make suspension emulsion product of the present invention.
Comprise following constituent content when composition is made microemulsion: active components A 1%～50%, active component B 1%～40%, solvent 1%～30%, emulsifier 3%～20%, antifreeze 0.1%～10%, thickener 0.1%～2%, defoamer 0.01%～2%, stabilizing agent 0.05%～4%, deionized water add to 100%.
Active components A and the former medicine of active component B are dissolved in the homogenizer that solvent and cosolvent are housed, mix strongly after joining emulsifier, stabilizing agent, antifreeze and water in the homogenizer that above-mentioned solution is housed and homogenize, obtain the as clear as crystal microemulsion product of the present invention of outward appearance at last.
Comprise following constituent content when composition is made aqueous emulsion: active components A 1%～50%, active component B 1%～40%, solvent 1%～30%, emulsifier 1%～15%, antifreeze 0.1%～10%, thickener 0.1%～2%, defoamer 0.01%～2%, deionized water add to 100%.
Above-mentioned formulation material is mixed, active component, solvent, emulsifier are added together, make and be dissolved into even oil phase; Deionized water, antifreeze, thickener, defoamer are mixed, become the homogeneous water.Under high-speed stirred, water is added oil phase, make aqueous emulsion product of the present invention.
Comprise following constituent content when composition is made microcapsule suspending agent: active one-tenth A1%～50%, active component B 1%～50%, macromolecule cyst material 3%～10%, dispersant 2%～10%, organic solvent 1%～10%, emulsifier 2%～7%, pH conditioning agent 2%～5%, deionized water add to 100%.
Active component, macromolecule cyst material, organic solvent in the above-mentioned prescription are mixed, make and be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH conditioning agent, dispersant, two kinds of materials react at oil-water interfaces, form the macromolecule cyst wall, make the finely disseminated microcapsule suspending agent product of the present composition.
Composition comprises following constituent content when making microcapsule suspension-suspending agent: active components A 1%～50%, active component B 1%～40%, macromolecule cyst material 1%～12%, surfactant 2%～15%, organic solvent 1%～15%, emulsifier 1%～8%, defoamer 0.2%～5%, thickener 0.2%～5%, pH conditioning agent 0.1%～5%, deionized water adds to 100%.
Active components A, macromolecule cyst material, organic solvent in the above-mentioned prescription are mixed, make and be dissolved into even oil phase, oil phase is joined under shearing condition in the aqueous phase solution that contains emulsifier, pH conditioning agent, two kinds of materials react at oil-water interfaces, form the macromolecule cyst wall around the drop that contains chemical substance, make finely disseminated microcapsule suspending agent.Surfactant, defoamer, thickener, antifreeze are mixed through high speed shear, add active component B, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make suspending agent, suspending agent is joined in the aqueous phase solution of micro-capsule suspension then, make the finely disseminated microcapsule suspension of the present composition-suspending agent product.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension of the present invention-suspending agent the key technical indexes:
The invention has the advantages that:
(1) dichlorvos and spiral shell worm ethyl ester, metaflumizone composite after, have notable synergistic and lasting effect.
(2) enlarged insecticidal spectrum, the cabbage caterpillar on vegetables, fruit tree, tea tree, mulberry tree, cotton, paddy rice, the wheat, aphid, olethreutid, defoliator, looper, bridging worm, armyworm, plant hopper, rice fulgorid, beet armyworm, Bemisia tabaci, scale insect, sanitary insect pest, storage insect have been had greater activity.
(3) and can reduce the agricultural chemicals dosage, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution.
(4) to the person poultry safety, Environmental compatibility is good, and insect is difficult for developing immunity to drugs.
Embodiment
Below in conjunction with the further instruction of the present invention of embodiment, the percentage among the embodiment all is weight percentage, but the present invention is not limited thereto.
Application Example one
Example 1 51% dichlorvos spiral shell worm ethyl ester wetting powder
Dichlorvos 1%, spiral shell worm ethyl ester 50%, ester polyoxyethylene are phonetic 5%, lauryl sodium sulfate 6%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 51% dichlorvos spiral shell worm ethyl ester wetting powder.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 51% dichlorvos metaflumizone wetting powder equally.
Example 2 61% dichlorvos spiral shell worm ethyl ester wetting powders
Dichlorvos 1%, spiral shell worm ethyl ester 60%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 7%, Nekal BX 5%, white carbon 5%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 61% dichlorvos spiral shell worm ethyl ester wetting powder.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 61% dichlorvos metaflumizone wetting powder equally.
Example 3 61% dichlorvos spiral shell worm ethyl ester wetting powders
Dichlorvos 60%, spiral shell worm ethyl ester 1%, polyoxyethylene carboxylate 7%, silkworm excrement 6%, starch add to 100%, and mixture carries out air-flow to be pulverized, and makes 61% dichlorvos spiral shell worm ethyl ester wetting powder.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 61% dichlorvos metaflumizone wetting powder equally.
Example 4 41% dichlorvos spiral shell worm ethyl ester wetting powders
Dichlorvos 40%, spiral shell worm ethyl ester 1%, alkylaryl APEO 5%, sldium lauryl sulfate 7%, ammonium sulfate 3%, precipitated calcium carbonate add to 100%, the mixed 41% dichlorvos spiral shell worm ethyl ester wetting powder that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 41% dichlorvos metaflumizone wetting powder equally.
Example 5 40% dichlorvos spiral shell worm ethyl ester water dispersible granules
Dichlorvos 35%, spiral shell worm ethyl ester 5%, octylphenol polyethylene oxyethylene group ether sulfate 7%, sldium lauryl sulfate 5%, urea 4%, white carbon add to 100%, the mixed 40% dichlorvos spiral shell worm ethyl ester water dispersible granules that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 40% dichlorvos metaflumizone water dispersible granules equally.
Example 6 51% dichlorvos spiral shell worm ethyl ester wetting powders
Dichlorvos 50%, spiral shell worm ethyl ester 1%, two (alkyl) naphthalenesulfonate formaldehyde condensation compound 5%, wetting and penetrating agent F 4%, sodium bicarbonate 4%, precipitated calcium carbonate add to 100%, the mixed 51% dichlorvos spiral shell worm ethyl ester wetting powder that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 51% dichlorvos metaflumizone wetting powder equally.
Example 7 20% dichlorvos spiral shell worm ethyl ester suspending agents
Dichlorvos 5%, spiral shell worm ethyl ester 15%, ester polyoxyethylene are phonetic 7%, soapberry powder 5%, silicone compound 0.5%, polyvinyl alcohol 1%, deionized water add to 100%, mixed 20% dichlorvos spiral shell worm ethyl ester suspending agent.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 20% dichlorvos metaflumizone suspending agent equally.
Example 8 35% dichlorvos spiral shell worm ethyl ester suspending agents
Withered 5%, the C of dichlorvos 30%, spiral shell worm ethyl ester 5%, polycarboxylate 8%, tea
8～10Aliphatic alcohols 1.2%, hydroxyethylcellulose 2%, deionized water add to 100%, the mixed 35% dichlorvos spiral shell worm ethyl ester suspending agent that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 35% dichlorvos metaflumizone suspending agent equally.
Example 9 30% dichlorvos spiral shell worm ethyl ester suspension emulsions
Dichlorvos 5%, spiral shell worm ethyl ester 25%, the phonetic formaldehyde condensation products sulphate 4% of alkylphenol-polyethenoxy, lauryl sodium sulfate 8%, benzyl dimethyl phenol polyoxy ethyl ether 6%, C
8～10Aliphatic alcohols 0.4%, Magnesiumaluminumsilicate 3%, ethylene glycol 2.5%, deionized water add to 100%, the mixed 30% dichlorvos spiral shell worm ethyl ester suspension emulsion that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 30% dichlorvos metaflumizone suspension emulsion equally.
Example 10 31% dichlorvos spiral shell worm ethyl ester suspension emulsions
Dichlorvos 1%, spiral shell worm ethyl ester 30%, aliphatic alcohol polyethenoxy base ether 6%, spaonin powder 6%, castor oil polyoxyethylene ether 5.5%, silicone oil 0.2%, polyvinylpyrrolidone 1.6%, polyethylene glycol 1.7%, deionized water add to 100%, the mixed 31% dichlorvos spiral shell worm ethyl ester suspension emulsion that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 31% dichlorvos metaflumizone suspension emulsion equally.
Example 11 20% dichlorvos spiral shell worm ethyl ester microemulsions
Dichlorvos 15%, spiral shell worm ethyl ester 5%, 3-methyl cyclohexanol ketenes 5%, diethylene glycol (DEG) 6.3%, xanthans 3%, fatty alcohol-polyoxyethylene ether 5%, aryl phenol polyoxyethylene succinate sulfonate 4%, silicone 0.5%, deionized water supplies 100%, makes 20% dichlorvos spiral shell worm ethyl ester microemulsion.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 20% dichlorvos metaflumizone microemulsion equally.
Example 12 25% dichlorvos spiral shell worm ethyl ester aqueous emulsions
Dichlorvos 20%, spiral shell worm ethyl ester 5%, styrene polyoxyethylene ether ammonium sulfate salt 6%, alkylaryl APEO 5%, castor oil polyoxyethylene ether 6%, glycerine 5%, gum Arabic 1.5%, C
10～20Saturated fat acids 0.3%, deionized water supplies 100%, makes 25% dichlorvos spiral shell worm ethyl ester aqueous emulsion.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 25% dichlorvos metaflumizone aqueous emulsion equally.
Example 13 33% dichlorvos spiral shell worm ethyl ester aqueous emulsions
Dichlorvos 30%, spiral shell worm ethyl ester 3%, sorbitan fatty acid ester APEO 7.1%, alkyl biphenyl ether disulfonic acid magnesium salts 5%, polyvinylpyrrolidone 1.3%, diethylene glycol (DEG) 5%, crospolyvinylpyrrolidone 4%, silicone 0.4%, deionized water supplies 100%, makes 33% dichlorvos spiral shell worm ethyl ester aqueous emulsion.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 33% dichlorvos metaflumizone aqueous emulsion equally.
Example 14 42% dichlorvos spiral shell worm ethyl ester microcapsule suspending agents
Dichlorvos 40%, spiral shell worm ethyl ester 2%, two (alkyl) naphthalenesulfonate formaldehyde condensation compound 4%, lauryl sodium sulfate 6%, silicone 2%, CMC 6%, deionized water add to 100%, the mixed 42% dichlorvos spiral shell worm ethyl ester microcapsule suspending agent that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 42% dichlorvos metaflumizone microcapsule suspending agent equally.
Example 15 31% dichlorvos spiral shell worm ethyl ester microcapsule suspending agents
Dichlorvos 30%, spiral shell worm ethyl ester 1%, naphthalene sulfonic acid-formaldehyde condensation product 5%, wetting and penetrating agent F 4%, PIC 6%, sodium phosphate trimer 1.5%, deionized water add to 100%, the mixed 31% dichlorvos spiral shell worm ethyl ester microcapsule suspending agent that gets.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 31% dichlorvos metaflumizone microcapsule suspending agent equally.
Example 16 16% dichlorvos spiral shell worm ethyl ester microcapsule suspension-suspending agents
Dichlorvos 4%, spiral shell worm ethyl ester 12%, urea 2%, formaldehyde 5%, sodium carboxymethylcellulose 3%, octylphenol polyethylene oxyethylene group ether sulfate 3%, alkylphenol-polyethenoxy are phonetic 4%, polyethylene glycol 1%, alkyl benzene calcium sulfonate 6%, silicone defoaming agent 0.3%, PH conditioning agent sodium hydroxide and citric acid amount to 1.9%, deionized water adds to 100%, mixed 16% dichlorvos spiral shell worm ethyl ester microcapsule suspension-suspending agent.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 16% dichlorvos metaflumizone microcapsule suspension-suspending agent equally.
Example 17 21% dichlorvos spiral shell worm ethyl ester microcapsule suspension-suspending agents
Dichlorvos 1%, spiral shell worm ethyl ester 20%, distortion milk protein 6%, maltose 3%, polyvinyl alcohol 3%, alkylaryl phenol polyethenoxy succinate sulfonate 1.8%, aliphatic amine polyoxyethylene are phonetic 3%, Nekal BX 1.4%, alkylphenol-formaldehyde resin polyoxy ethyl ether 4%, castor oil polyoxyethylene ether 5%, polyethylene glycol 0.8%, silicone defoaming agent 0.2%, PH conditioning agent sodium hydroxide and hydrochloric acid amount to 3.3%, deionized water adds to 100%, mixed 21% dichlorvos spiral shell worm ethyl ester microcapsule suspension-suspending agent.
Spiral shell worm ethyl ester is changed to metaflumizone can makes 21% dichlorvos metaflumizone microcapsule suspension-suspending agent equally.
Example 18 81% dichlorvos metaflumizone wetting powders
Dichlorvos 80%, metaflumizone 1%, alkylnaphthalene sulfonate 5%, lauryl sodium sulfate 3%, white carbon add to 100%, the mixed 81% dichlorvos metaflumizone wetting powder that gets.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 81% dichlorvos spiral shell worm ethyl ester wetting powder equally.
Example 19 30% dichlorvos metaflumizone suspending agents
Dichlorvos 20%, metaflumizone 10%, polyoxyethylene carboxylate 6%, silkworm excrement 6%, silicone oil 0.8%, polyethylene glycol 1.5%, deionized water add to 100%, the mixed 30% dichlorvos metaflumizone suspending agent that gets.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 30% dichlorvos spiral shell worm ethyl ester suspending agent equally.
Example 20 18% dichlorvos metaflumizone suspension emulsions
Dichlorvos 15%, metaflumizone 3%, polyoxyethylene carboxylate 7%, silkworm excrement 3%, alkylaryl polyoxyethylene poly-oxygen propylene aether 4%, silicone compound 0.5%, PAA 1.4%, propane diols 2.5%, deionized water add to 100%, the mixed 18% dichlorvos metaflumizone suspension emulsion that gets.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 18% dichlorvos spiral shell worm ethyl ester suspension emulsion equally.
Example 21 32% dichlorvos metaflumizone suspension emulsions
Dichlorvos 2%, metaflumizone 30%, octylphenol polyethylene oxyethylene group ether sulfate 5%, Nekal BX 4.5%, phenyl phenol polyoxy ethyl ether phosphate 6%, C
8～10Aliphatic alcohols 0.8%, polyvinylpyrrolidone 1.2%, glycerine 3.5%, deionized water add to 100%, the mixed 32% dichlorvos metaflumizone suspension emulsion that gets.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 32% dichlorvos spiral shell worm ethyl ester suspension emulsion equally.
Example 22 48% dichlorvos metaflumizone suspension emulsions
Dichlorvos 45%, metaflumizone 3%, phenethyl fluosite polyoxy ethyl ether 9%, lignosulfonates 3.5%, castor oil polyoxyethylene ether 4.5%, crospolyvinylpyrrolidone 4%, diethylene glycol (DEG) 4%, C
8～10Aliphatic alcohols 0.3%, deionized water supplies 100%, the mixed 48% dichlorvos metaflumizone suspension emulsion that gets.
Metaflumizone is changed to spiral shell worm ethyl ester can makes the little outstanding agent of 48% dichlorvos spiral shell worm ethyl ester equally.
Example 23 33% dichlorvos metaflumizone aqueous emulsions
Dichlorvos 3%, metaflumizone 30%, ethylene oxide-propylene oxide block copolymer 8%, naphthalene sulfonic acid-formaldehyde condensation product 5%, benzyl dimethyl phenol polyoxy ethyl ether 3%, xanthans 4%, Magnesiumaluminumsilicate 3%, silicone oil 0.2%, deionized water supplies 100%, makes 33% dichlorvos metaflumizone aqueous emulsion.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 33% dichlorvos spiral shell worm ethyl ester aqueous emulsion equally.
Example 24 20% dichlorvos metaflumizone microcapsule suspending agents
Dichlorvos 10%, metaflumizone 10%, aryl phenol polyoxyethylene succinate sulfonate 3%, Nekal BX 5%, C
10～20Saturated fat acids 1.5%, hydroxyethylcellulose 5%, deionized water add to 100%, the mixed 20% dichlorvos metaflumizone microcapsule suspending agent that gets.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 20% dichlorvos spiral shell worm ethyl ester suspending agent equally.
Example 25 70% dichlorvos metaflumizone wetting powders
Dichlorvos 60%, metaflumizone 10%, octylphenol polyethylene oxyethylene group ether sulfate 7%, Nekal BX 6%, kaolin add to 100%, and mixture carries out air-flow to be pulverized, and makes 70% dichlorvos metaflumizone wetting powder.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 70% dichlorvos spiral shell worm ethyl ester wetting powder equally.
Example 26 50% dichlorvos metaflumizone wetting powders
Dichlorvos 45%, metaflumizone 5%, polycarboxylate 4%, soapberry powder 7%, precipitated calcium carbonate add to 100%, and mixture carries out air-flow to be pulverized, and makes 50% dichlorvos metaflumizone wetting powder.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 50% dichlorvos spiral shell worm ethyl ester wetting powder equally.
Example 27 40% dichlorvos metaflumizone microcapsule suspension-suspending agents
Dichlorvos 32%, metaflumizone 8%, maltose 0.8%, gum Arabic 1.3%, beta-schardinger dextrin-0.9%, gelatin 1%, propane diols polyoxyethylene polyoxypropylene block polyether 2.4%, di-2-ethylhexylphosphine oxide naphthalene sulfonate 5.5%, propyl alcohol 2%, vegetable oil 8%, solvent naphtha 5%, polyethylene glycol 1.8%, triethanolamine salt 4%, By series 3%, silicone defoaming agent 0.1%, pH conditioning agent sodium hydroxide and hydrochloric acid amount to 2.1%, deionized water adds to 100%, mixed 40% dichlorvos metaflumizone microcapsule suspension-suspending agent.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 40% dichlorvos spiral shell worm ethyl ester microcapsule suspension-suspending agent equally.
Example 28 41% dichlorvos metaflumizone aqueous emulsions
Dichlorvos 1%, metaflumizone 40%, alkylaryl polyoxyethylene poly-oxygen propylene aether 5%, alkylphenol-formaldehyde resin polyoxy ethyl ether 4%, melon glue 0.8%, propane diols 6%, polyvinylpyrrolidone 3%, silicone 0.5%, deionized water supplies 100%, makes 41% dichlorvos metaflumizone aqueous emulsion.
Metaflumizone is changed to spiral shell worm ethyl ester can makes 41% dichlorvos spiral shell worm ethyl ester aqueous emulsion equally.
The embodiment of the invention is the method that adopts Toxicity Determination and field trial to combine.Earlier by Toxicity Determination, the co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC＜80 are antagonism, and 80≤CTC≤120 are summation action, and CTC＞120 are synergistic effect, on this basis, carry out field trial again.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, places beaker standby respectively.Adopt and to soak the method that connects worm behind the leaf earlier, the blade of the same size that does not contact any medicament soaked in the soup that configures behind the 5s take out, dry naturally, put into insect box, connect then for the examination larva, under 25 ℃ of conditions, raise, every processing repeats for 3 times, every to repeat used examination borer population be 50, establishes blank simultaneously, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50Value.If the contrast lethality then is considered as invalid test greater than 10%.Computing formula is as follows:
The insect corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value (x) to, draws virulence regression equation with method of least squares, and calculates the value of every kind of medicament thus.Calculate co-toxicity coefficient CTC according to the abundant equation of Sun Yun.Computing formula following (be standard medicament with dichlorvos, its toxicity index is 100):
TI * the P of theoretical toxicity index (TTI)=dichlorvos of M
DichlorvosTI * P of+effective active composition B
Effective active composition B
In the formula: M is the mixture of different proportionings
P
Effective active composition BBe effective active composition B shared ratio in composition
P
DichlorvosBe dichlorvos shared ratio in composition
A is selected from dichlorvos.
B is selected from following any one compound: a kind of in spiral shell worm ethyl ester, the metaflumizone.
Application Example two
For trying insect: Bemisia tabaci.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective lethal concentration scope of determining dichlorvos, the former medicine of spiral shell worm ethyl ester and the two different proportioning mixture through preliminary experiment.
Toxicity test result one
Table 1 dichlorvos and the toxicity test of the different proportionings of spiral shell worm ethyl ester to Bemisia tabaci
As shown in Table 1, the composite proportioning of Bemisia tabaci of preventing and treating of dichlorvos and spiral shell worm ethyl ester was at 1: 60～80: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in the scope at 1: 60～80: 1 all shows synergistic effect, especially when the proportioning of dichlorvos and spiral shell worm ethyl ester during at 20: 1～1: 5, synergistic effect is more obviously outstanding, test through the applicant, the optimum ratio of finding dichlorvos and spiral shell worm ethyl ester is 20: 1,19: 1,18: 1,17: 1,16: 1,15: 1,14: 1,13: 1,12: 1,11: 1,10: 1,9: 1,8: 1,7: 1,6: 1,5: 1,4: 1,3: 1,2: 1,1: 1,1: 2,1: 3,1: 4,1: 5 co-toxicity coefficient maximum when dichlorvos and spiral shell worm ethyl ester weight ratio are 5: 1 wherein, synergistic effect is the most obvious.
Application Example three
For trying insect: beet armyworm.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective lethal concentration scope of determining dichlorvos, the former medicine of metaflumizone and the two different proportioning mixture through preliminary experiment.
Toxicity test result two
The different proportionings with metaflumizone of table 2 dichlorvos are to the toxicity test of beet armyworm
As shown in Table 2, the proportioning of the composite control of dichlorvos and metaflumizone beet armyworm was at 1: 60～80: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in the scope at 1: 60～80: 1 all shows synergistic effect, especially when dichlorvos and metaflumizone get proportioning at 15: 1～1: 5, synergistic effect is more obviously outstanding, test through the applicant, the optimum ratio of finding dichlorvos and metaflumizone is 15: 1,14: 1,13: 1,12: 1,11: 1,10: 1,9: 1,8: 1,7: 1,6: 1,5: 1,4: 1,3: 1,2: 1,1: 1,1: 2,1: 3,1: 4,1: 5 co-toxicity coefficient maximum when dichlorvos and metaflumizone weight ratio are 3: 1 wherein, synergistic effect is the most obvious.
Application Example four dichlorvos and spiral shell worm ethyl ester and the composite control tomato Bemisia tabaci test of pesticide effectiveness thereof
This test arrangement is in the Pucheng County, Shaanxi Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 80% DDT EC (commercial), 240g/L spiral shell worm ethyl ester suspending agent (autogamy).
Investigation tomato Bemisia tabaci insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 3 days, 7 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 3 dichlorvos, spiral shell worm ethyl ester and the composite control tomato Bemisia tabaci test of pesticide effectiveness thereof
As can be seen from Table 3, can effectively prevent and treat the tomato Bemisia tabaci after dichlorvos and spiral shell worm ethyl ester are composite, control efficiency all is better than the preventive effect of single agent, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example five dichlorvos and spiral shell worm ethyl ester and the composite control green vegetables cabbage caterpillar test of pesticide effectiveness thereof
This test arrangement is in the Pucheng County, Shaanxi Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 80% DDT EC (commercial), 240g/L spiral shell worm ethyl ester suspending agent (autogamy).
Investigation green vegetables cabbage caterpillar insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 3 days, 7 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 4 dichlorvos, spiral shell worm ethyl ester and the composite control green vegetables cabbage caterpillar test of pesticide effectiveness thereof
As can be seen from Table 4, can effectively prevent and treat the green vegetables cabbage caterpillar after dichlorvos and spiral shell worm ethyl ester are composite, control efficiency all is better than the preventive effect of single agent, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example six dichlorvos and metaflumizone and the composite control wild cabbage beet armyworm test of pesticide effectiveness thereof
This test arrangement is in gold Zhong Zi town, Anqiu City, Shandong Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 80% DDT EC (commercial), 22% metaflumizone suspending agent (commercial).
Investigation wild cabbage beet armyworm insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 3 days, 7 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 5 dichlorvos, metaflumizone and the composite control wild cabbage beet armyworm test of pesticide effectiveness thereof
As can be seen from Table 5, can effectively prevent and treat the wild cabbage beet armyworm after dichlorvos and metaflumizone are composite, control efficiency all is better than the preventive effect of single agent, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
Claims (8)
1. Pesticidal combination that contains dichlorvos, it is characterized in that comprising active components A and active component B, active components A and active component B weight ratio are 1: 60～80: 1, and described active components A is selected from dichlorvos, and active component B is selected from a kind of in spiral shell worm ethyl ester, the metaflumizone.
2. the Pesticidal combination that contains dichlorvos according to claim 1, it is characterized in that: the weight ratio of active components A and active component B is 1: 40～50: 1.
3. the Pesticidal combination that contains dichlorvos according to claim 2, it is characterized in that: the weight ratio of active components A and active component B is 1: 30～40: 1.
4. the Pesticidal combination that contains dichlorvos according to claim 3, it is characterized in that: the weight ratio of dichlorvos and spiral shell worm ethyl ester is 20: 1～1: 5.
5. the Pesticidal combination that contains dichlorvos according to claim 3, it is characterized in that: the weight ratio of dichlorvos and metaflumizone is 15: 1～1: 5.
6. according to the Pesticidal combination of each described dichlorvos in the claim 1 to 5, it is characterized in that: composition can be made into wetting powder, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
7. the Pesticidal combination that contains dichlorvos according to claim 6 is used for the purposes of insect on control vegetables, fruit tree, tea tree, mulberry tree, cotton, paddy rice, the wheat.
8. purposes according to claim 7, it is characterized in that: described insect comprises: cabbage caterpillar, aphid, olethreutid, defoliator, looper, bridging worm, armyworm, plant hopper, rice fulgorid, beet armyworm, Bemisia tabaci, scale insect, sanitary insect pest, storage insect.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1351469A (en) * | 1999-03-12 | 2002-05-29 | 巴斯福股份公司 | synergistic insecticide combination |
| CN1471358A (en) * | 2000-08-31 | 2004-01-28 | �ݶ�ũ�����ѧ�ɷݹ�˾ | Combinations of active compounds with insecticidal and acaricidal properties |
| CN101622999A (en) * | 2009-08-12 | 2010-01-13 | 深圳诺普信农化股份有限公司 | Insecticidal composition containing metaflumizone |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1351469A (en) * | 1999-03-12 | 2002-05-29 | 巴斯福股份公司 | synergistic insecticide combination |
| CN1471358A (en) * | 2000-08-31 | 2004-01-28 | �ݶ�ũ�����ѧ�ɷݹ�˾ | Combinations of active compounds with insecticidal and acaricidal properties |
| CN101622999A (en) * | 2009-08-12 | 2010-01-13 | 深圳诺普信农化股份有限公司 | Insecticidal composition containing metaflumizone |
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Application publication date: 20130911 |