CN108029692B - Compound composition containing sulfur fluorine oxime ether and application thereof - Google Patents
Compound composition containing sulfur fluorine oxime ether and application thereof Download PDFInfo
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- CN108029692B CN108029692B CN201711293680.0A CN201711293680A CN108029692B CN 108029692 B CN108029692 B CN 108029692B CN 201711293680 A CN201711293680 A CN 201711293680A CN 108029692 B CN108029692 B CN 108029692B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N35/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical
- A01N35/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen
- A01N35/10—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen containing a carbon-to-nitrogen double bond
Abstract
The invention discloses a compound composition containing sufluoxime and application thereof, wherein the compound composition comprises effective components, the effective components are sufluoxime and fenpyroximate, and the weight ratio of the sufluoxime to the fenpyroximate is 1: 20-20: 1. The compound composition has the advantages of good control effect, expansion of insecticidal spectrum, reduction of dosage, delay of drug resistance and the like in the application of controlling lepidoptera pests and mites.
Description
Technical Field
The invention belongs to the technical field of pesticide compounding, and relates to a compound composition and application thereof, in particular to a compound composition taking sulfur-fluorine oxime ether and fenpyroximate as main active ingredients and application thereof.
Background
The chemical name of the sulfur fluorine oxime ether is 1- (3-fluorine-4-chlorphenyl) -2-methylmercapto ethyl ketoxime-O- (2-methyl biphenyl-3-methyl) ether, and the chemical structural formula is as follows.
The sufluoxime ether has obvious stomach toxicity and contact killing effects, is low in toxicity and wide in insecticidal spectrum, can be used for preventing and controlling various pests on crops such as tea leaves, oranges, vegetables and the like, and shows good prevention and control effects on lepidoptera pests such as diamond back moths, cabbage caterpillars, beet armyworms, tea moths, tea geometrids, tea lesser leafhoppers, citrus butterfly and the like when the using dose is 3-6 g a.i./mu.
The chemical name of the fenpyroximate is (E) -alpha- (1, 3-dimethyl-5-phenoxypyrazole-4-yl methylene amino-oxygen) -tert-butyl p-toluate, and the molecular formula is C24H27O4N3The phenoxypyrazole acaricide is a commercial phenoxypyrazole acaricide developed by Nippon pesticide Co., Ltd in 1985 and 1991, has strong selectivity, particularly strong toxicity to phytophagous mites, and shows low toxicity or no toxicity to parasitic mites of insects and animals and mites in soil. Fenpyroximate is registered in China as a suitable crop of apples and oranges and is mainly used for controlling redTetranychus urticae, Panonychus ulmi and other phytophagous mites have good quick action and long lasting period.
The reasonable compounding or mixing of the insecticide and the acaricide has the characteristics of expanding insecticidal and acaricidal spectrums, improving control effect, prolonging pesticide application period, reducing pesticide dosage, reducing pesticide damage, reducing residues, delaying the occurrence of drug resistance and drug fastness and the like, different components are compounded, and because the compounding principle is not clear, the synergy, addition or antagonism of a certain compounding is generally judged according to the effect of practical application. . At present, new pesticide varieties with high efficiency, low toxicity, environmental protection and low residue are urgently needed to achieve the purposes of preventing and controlling mites and lepidoptera pests and retarding the resistance of the pests.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a compound pesticide composition containing sufluoxime, which has good control effect, wide insecticidal spectrum and small dosage, delays drug resistance and drug resistance, and also provides the application of the compound pesticide composition in controlling lepidoptera pests and/or mites.
In order to solve the technical problems, the invention adopts the following technical scheme:
the compound composition containing the sufluoxime comprises effective components, wherein the effective components are the sufluoxime and fenpyroximate, and the weight ratio of the sufluoxime to the fenpyroximate is 1: 20-20: 1. Preferably, the weight ratio of the sufluoxime ether to the fenpyroximate is 1: 5-10: 1.
Preferably, the compound composition containing the sulfoxaflor further contains a pesticide auxiliary agent so as to prepare a dosage form suitable for agriculture. Further, the sufluoxime ether and fenpyroximate account for 1-70% of the total weight of the preparation.
Preferably, the pesticide auxiliary agent is one or more of a dispersing agent, a wetting agent, a disintegrating agent, an antifreezing agent, a thickening agent, a defoaming agent, an emulsifying agent, a solvent, a pH regulator, a filler or water.
The emulsifier is one or more of alkyl benzene naphthalene sulfonate, alkylphenol polyoxyethylene phosphate, diphenyl phenol polyoxyethylene polyoxypropylene ether, styrene phenol polyoxyethylene ether, alkylphenol polyoxyethylene formaldehyde condensate, diphenyl phenol polyoxyethylene polyformaldehyde condensate, castor oil ethylene oxide adduct, NNO, NP, agricultural emulsion 500, agricultural emulsion 600, Tween-80 and polyvinyl alcohol.
The dispersing agent is one or more of lignosulfonate, fatty amide N-methyl taurinate sodium salt, alkylphenol polyoxyethylene ether sulfate, polyoxyethylene polyoxypropylene block copolymer, alkylphenol polyoxyethylene ether and fatty alcohol polyoxyethylene ether.
The wetting agent is selected from one or more of sodium dodecyl sulfate, calcium dodecyl benzene sulfonate, nekal BX, sodium alkyl benzene sulfonate, polyoxyethylene triphenyl vinyl phenyl phosphate and saponin powder.
The disintegrating agent is one or more selected from bentonite, urea, ammonium sulfate, aluminum chloride, citric acid, succinic acid and sodium bicarbonate.
The filler is selected from one or more of kaolin, diatomite, bentonite, attapulgite, white carbon black, starch and light calcium carbonate.
The thickener is one or more of magnesium aluminum silicate, xanthan gum, hydroxymethyl cellulose, gum arabic and polyvinylpyrrolidone.
The antifreezing agent is one or more selected from ethylene glycol, propylene glycol, glycerol and polyethylene glycol.
The defoaming agent is selected from silicone compounds and C10～20Saturated fatty acid compound, C8～10One or more of fatty alcohol compounds and polyoxyethylene glycerol ether.
The capsule shell material is one or more of tolyl isocyanate, polymethylene toluene isocyanate, diphenylmethane diisocyanate and urea resin.
The solvent is one or more of toluene, xylene, ethanol, N-dimethylformamide, chloroform, cyclohexanone and acetone.
The pH regulator mainly comprises one or more of hydrochloric acid, glacial acetic acid, citric acid, sodium hydroxide, ammonia water, ethylenediamine, triethanolamine and triethylamine.
Preferably, the formulation of the above compound composition containing the sulfoxaflor is wettable powder, water dispersible granules, a suspending agent, a suspoemulsion or a microcapsule suspending agent. The preferable formulation of the compound composition is microcapsule suspending agent.
Preferably, when the formulation of the compound composition containing the sulfoxaflor is wettable powder, the compound composition comprises the following components in percentage by mass:
the preferable processing steps of the compound composition of the wettable powder formulation are as follows: the sufluoxime and fenpyroximate, the dispersant, the wetting agent and the filler are mixed according to the formula, are uniformly stirred in a stirring kettle, and are uniformly mixed after passing through a jet mill, so that the wettable powder of the compound composition can be prepared.
Preferably, when the formulation of the compound composition is water dispersible granules, the compound composition comprises the following components in percentage by mass:
the preferable processing steps of the compound composition of the water dispersible granule dosage form are as follows: and mixing the sufluoxime ether, the fenpyroximate, the dispersing agent, the wetting agent, the disintegrating agent and the filler uniformly according to the formula, crushing by using an ultramicro jet mill, kneading, adding into a fluidized bed granulation dryer for granulation, drying and screening, and then sampling and analyzing to prepare the water dispersible granule of the compound composition.
Preferably, when the formulation of the above compound composition containing the sulfoxaflor is a suspending agent, the compound composition comprises the following components in parts by mass:
the preferable production steps of the compound composition of the suspending agent dosage form comprise the steps of firstly mixing the pesticide auxiliary agents, uniformly mixing the pesticide auxiliary agents through high-speed shearing, adding the sufluoxime and the fenpyroximate, and carrying out ball milling in a ball mill for 2-3 hours to ensure that the particle size of particles is below 5 mu m, thus preparing the suspending agent preparation of the compound composition.
Preferably, when the formulation of the above compound composition containing the sulfoxaflor is a suspoemulsion, the compound composition comprises the following components in parts by mass:
the production steps of the compound composition of the suspending agent formulation comprise the steps of uniformly shearing and mixing the dispersing agent, the defoaming agent, the thickening agent and the antifreezing agent at a high speed, adding the sufluoxime ether, ball-milling for 2-3 hours in a ball mill to ensure that the particle size of particles is below 5 mu m to prepare the sufluoxime ether suspending agent, and then directly emulsifying the fenpyroximate, the emulsifying agent and water into the sufluoxime suspending agent by using a high-speed stirrer to prepare the suspending agent preparation of the compound composition.
Preferably, when the formulation of the compound composition is a microcapsule suspending agent, the compound composition comprises the following components in percentage by mass:
the production steps of the compound composition of the microcapsule suspension formulation are preferably the following first method or second method:
the method comprises the following steps: (1) preparation of urea resin prepolymer: taking a water-soluble urea-formaldehyde prepolymer as a capsule shell material, mixing and stirring urea and a formaldehyde solution (the molar ratio of urea to formaldehyde is 1: 1.5-2) with the mass fraction of 37%, adjusting the pH to 8.5 by using a pH regulator, heating to 70 ℃, and stirring at 450 revolutions per minute for reaction for 1 hour to obtain a urea-formaldehyde resin prepolymer aqueous solution; (2) preparing a microcapsule suspending agent: dissolving sulfur fluorine oxime ether and fenpyroximate in a solvent at normal temperature, adding a dispersing agent, a urea-formaldehyde resin aqueous solution and an emulsifying agent under the stirring condition, homogenizing at a high speed for 5 minutes to form an oil-in-water emulsion, reducing the rotating speed to 450 r/m, adjusting the pH, reacting for 1 hour under the catalysis of acid, and adjusting the pH to be neutral after the reaction is finished; adding the thickening agent, and uniformly stirring to prepare the microcapsule suspending agent.
The second method comprises the following steps: (1) dissolving sufluoxime and fenpyroximate in a solvent, adding a capsule shell material, and uniformly stirring to obtain an oil phase; (2) adding an emulsifier into water and stirring uniformly to obtain a water phase; (3) adding the water phase into the oil phase, and homogenizing at high speed to form a stable oil-in-water emulsion; (4) adding a pH regulator to take part in interfacial polymerization reaction at the speed of 450 revolutions per minute, raising the reaction temperature to 25-70 ℃, keeping the temperature for 2-24 hours, and curing to form capsules; (5) adding dispersant and thickener, and stirring to obtain microcapsule suspension.
As a general inventive concept, the invention also provides an application of the above compound composition containing the sulfur fluorine oxime ether in preventing and controlling lepidoptera pests.
The research of the inventor discovers that the unexpected synergistic effect can be generated by compounding the sufluoxime and the fenpyroximate in the weight ratio of 1-20: 1-20, and no report related to the compounding of the sufluoxime and the fenpyroximate is found at present. Thus, even if a lower amount of active ingredient is used, lepidopteran pests and mites are effectively controlled. The weight ratio of the two components is about 1: 20 to 20: 1, especially 1: 20, 1:10, 1:5, 5: 1, 10: 1, 20: 1, more preferably 1:5, 5: 1, 10: 1.
Compared with the prior art, the invention has the advantages that:
1. the compound composition provided by the invention is discovered through researches such as scientific formula tests, toxicity measurement tests, field efficacy tests and the like, the insecticidal spectrum is expanded, and the problem of lepidoptera and mite pests can be solved by using the compound composition once.
2. The compound composition provided by the invention has the advantages that the joint action of the sufluoxime and the fenpyroximate shows a remarkable synergistic effect, the insecticidal effect is remarkably improved compared with that of a single agent, and the application dosage is reduced, so that the application cost is reduced, and the adverse effect on the ecological environment is also reduced.
3. The sufluoxime and fenpyroximate have different action mechanisms, can overcome the defect of drug resistance caused by long-term use of a single medicament, prolongs the service life of the medicament, and is beneficial to comprehensive treatment of agricultural pests.
Detailed Description
The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.
When mixed, different varieties of pesticides typically appear in three types: additive action, synergistic action and antagonistic action. However, the specific role cannot be predicted, and can only be known through a large number of experiments. The compound synergy is an important means for comprehensive prevention and control.
The compound composition containing the sufluoxime and the fenpyroximate takes the sufluoxime and the fenpyroximate as effective components, and the sufluoxime and the fenpyroximate are combined according to a certain proportion, so that the compound composition has obvious synergistic effect on the control of lepidoptera pests such as citrus red spiders, diamond back moths, red spiders and the like; instead of simply adding the two medicines, the method specifically combines indoor toxicity measurement and field test for effect verification. Firstly, determining the co-toxicity coefficient (CTC) of two medicaments compounded according to a certain proportion by indoor toxicity measurement, wherein the CTC is less than 80 and is antagonistic, the CTC is more than or equal to 80 and is less than or equal to 120 and is additive, and the CTC is more than or equal to 120 and is synergistic, and then carrying out field test on the basis.
TABLE 1 indoor toxicity test results of fenpyroximate and sufluoxime ether and their compositions against Tetranychus citriodorus
| Reagent for testing | Proportioning | LC50(mg/L) | Co-toxicity coefficient (CTC) |
| Fenpyroximate | 1∶0 | 3.75 | |
| Thiofluoroxime ethers | 0∶1 | 15.68 | |
| Fenpyroximate-sufluoxime ether | 20∶1 | 3.21 | 121 |
| Fenpyroximate-sufluoxime ether | 10∶1 | 2.77 | 145 |
| Fenpyroximate-sufluoxime ether | 5∶1 | 2.63 | 163 |
| Fenpyroximate-sufluoxime ether | 1∶5 | 4.56 | 224 |
| Fenpyroximate-sufluoxime ether | 1∶10 | 5.98 | 203 |
| Fenpyroximate-sufluoxime ether | 1∶20 | 10.02 | 135 |
As can be seen from Table 1, the LC50 of fenpyroximate and sufluoxime on tetranychus is 3.75mg/L and 15.68mg/L respectively. When the ratio of the fenpyroximate to the sufluoxime ether is 20: 1 to 1: 20, the co-toxicity coefficient CTC is more than 120, which shows that the combination of the fenpyroximate and the sufluoxime ether shows synergistic effect within the range of 20: 1 to 1: 20, especially the co-toxicity coefficient is 224 and the synergistic effect is most obvious when the ratio of the fenpyroximate to the sufluoxime ether is 1: 5.
TABLE 2 indoor toxicity test results of fenpyroximate and sufluoxime ether and their compositions against plutella xylostella
| Reagent for testing | Proportioning | LC50(mg/L) | Co-toxicity coefficient (CTC) |
| Fenpyroximate | 1∶0 | 14.79 | |
| Thiofluoroxime ethers | 0∶1 | 5.15 | |
| Fenpyroximate-sufluoxime ether | 20∶1 | 10.18 | 133 |
| Fenpyroximate-sufluoxime ether | 10∶1 | 9.55 | 132 |
| Fenpyroximate-sufluoxime ether | 5∶1 | 7.13 | 158 |
| Fenpyroximate-sufluoxime ether | 1∶5 | 3.54 | 163 |
| Fenpyroximate-sufluoxime ether | 1∶10 | 2.78 | 196 |
| Fenpyroximate-sufluoxime ether | 1∶20 | 3.87 | 137 |
As can be seen from Table 2, the LC50 of fenpyroximate and sufluoxime on plutella xylostella is 14.79mg/L and 5.15mg/L respectively. When the ratio of the fenpyroximate to the sufluoxime ether is 20: 1 to 1: 20, the co-toxicity coefficient CTC is more than 120, which shows that the combination of the fenpyroximate and the sufluoxime ether shows synergistic effect within the range of 20: 1 to 1: 20, especially the co-toxicity coefficient is 196 when the ratio of the fenpyroximate to the sufluoxime ether is 1:10, and the synergistic effect is most obvious.
The present invention is illustrated in detail below by way of field test examples, in which the percentages are by weight, but the invention is not limited thereto.
Example 1: 12% wettable powder of sulfur fluorine oxime ether and fenpyroximate
10% of sufluoxime, 2% of fenpyroximate, 5% of polyoxyethylene fatty acid ester, 5% of sodium dodecyl sulfate and kaolin, which are complemented to 100%, and the mixture is subjected to airflow pulverization to prepare the 12% wettable powder of the sufluoxime and the fenpyroximate.
Example 2: 10% wettable powder of sulfur fluorine oxime ether and fenpyroximate
1% of sufluoxime, 9% of fenpyroximate, 10% of lignosulfonate, 10% of saponin powder and bentonite, the balance being 100%, mixing and then carrying out airflow crushing to prepare 10% of the wettable powder of sufluoxime and fenpyroximate.
Example 3: 22% wettable powder of sulfur fluorine oxime ether and fenpyroximate
20% of sufluoxime, 2% of fenpyroximate, 4% of alkyl sulfonate, 3% of nekal and diatomite which are complemented to 100%, and after mixing, the mixture is pulverized by air flow to prepare 22% of sufluoxime and fenpyroximate wettable powder.
Example 4: 22% sufluoxime ether fenpyroximate water dispersible granule
20% of sufluoxime, 2% of fenpyroximate, 6% of alkylphenol polyoxyethylene, 4% of sodium dodecyl sulfate, 5% of urea and kaolin, which are complemented to 100%, and mixed and granulated to prepare 22% of sufluoxime and fenpyroximate water dispersible granules.
Example 5: 40% aqueous dispersion granule of sufluoxime and fenpyroximate
30% of sufluoxime, 10% of fenpyroximate, 10% of fatty alcohol-polyoxyethylene ether, 5% of sodium alkyl benzene sulfonate, 2% of ammonium sulfate and diatomite which are complemented to 100% are mixed and granulated to prepare 40% of sufluoxime and fenpyroximate water dispersible granules.
Example 6: 12% sufluoxime ether fenpyroximate water dispersible granule
10% of sufluoxime, 2% of fenpyroximate, 3% of fatty amide N-methyl taurinate sodium salt, 10% of polyoxyethylene triphenylethylene phenyl phosphate, 4% of citric acid and bentonite which are complemented to 100%, and mixing and granulating to obtain the 12% of sufluoxime and fenpyroximate water dispersible granule.
Example 7: 12% sufluoxime ether fenpyroximate suspending agent
10% of sufluoxime, 2% of fenpyroximate, 6% of alkylphenol polyoxyethylene, 2% of magnesium aluminum silicate, 1% of ethylene glycol, 0.5% of polyoxyethylene glycerol ether and water which are complemented to 100% are mixed to prepare the 12% of sufluoxime and fenpyroximate suspending agent.
Example 8: 22% sufluoxime ether fenpyroximate suspending agent
20% of sufluoxime, 2% of fenpyroximate, 10% of lignosulfonate, 1% of xanthan gum, 4% of polyethylene glycol, 1% of silicone oil and water, which are complemented to 100%, and the 22% of sufluoxime and fenpyroximate suspending agent is prepared after mixing.
Example 9: 40% sufluoxime ether fenpyroximate suspension
20% of sufluoxime, 20% of fenpyroximate, 3% of fatty alcohol-polyoxyethylene ether, 0.1% of polyvinylpyrrolidone, 2% of propylene glycol, 0.1% of C8-10 fatty alcohol compound and water, wherein the water is added to 100% of the total amount, and the 40% of sufluoxime and fenpyroximate suspending agent is prepared after mixing.
Example 10: 12% sufluoxime ether fenpyroximate suspoemulsion
10% of sufluoxime, 2% of fenpyroximate, 5008% of agricultural emulsion, 6% of alkylphenol polyoxyethylene, 4% of magnesium aluminum silicate, 1% of ethylene glycol, 0.5% of polyoxyethylene glycerol ether and water which are complemented to 100% are mixed to prepare the 12% sufluoxime and fenpyroximate suspoemulsion.
Example 11: 22% sufluoxime ether fenpyroximate suspoemulsion
20% of sufluoxime, 2% of fenpyroximate, 10% of styrol polyoxyethylene ether, 10% of lignosulfonate, 3% of xanthan gum, 2% of polyethylene glycol, 1% of silicone oil and water, wherein the components are supplemented to 100% and mixed to prepare the 22% of sufluoxime and fenpyroximate suspending agent.
Example 12: 39% sufluoxime ether fenpyroximate suspoemulsion
28% of sufluoxime, 11% of fenpyroximate, tween-802%, 10% of fatty alcohol-polyoxyethylene ether, 5% of polyvinylpyrrolidone, 2% of propylene glycol, 0.1% of C8-10 fatty alcohol compound and water, wherein the water is supplemented to 100%, and the 39% of sufluoxime and fenpyroximate suspoemulsion is prepared after mixing.
Example 13: 22% sufluoxime ether fenpyroximate microcapsule suspending agent
20% of sufluoxime, 2% of fenpyroximate, 5% of toluene, 3% of urea-formaldehyde resin, 5% of NP, 3% of sodium lignosulfonate, 2% of hydrochloric acid, 1% of sodium hydroxide, 5% of xanthan gum and a proper amount of water, and the 22% of sufluoxime and fenpyroximate microcapsule suspending agent is prepared according to the first preparation method.
Example 14: 12% sufluoxime ether fenpyroximate microcapsule suspending agent
10% of sufluoxime, 2% of fenpyroximate, 4% of xylene, 10% of toluene diisocyanate, tween-808%, 5% of alkylphenol polyoxyethylene, 1% of ethylenediamine, 2% of magnesium aluminum silicate and a proper amount of water, and preparing the 12% sufluoxime and fenpyroximate microcapsule suspending agent according to the second preparation method.
Example 15: 5% sufluoxime ether fenpyroximate microcapsule suspending agent
1% of sufluoxime ether, 4% of fenpyroximate, 1% of N, N-dimethylformamide, 0.5% of diphenylmethane diisocyanate, 2% of polyvinyl alcohol, 1% of fatty amide N-methyl taurinic acid sodium salt, 1% of triethanolamine, 5% of gum arabic and a proper amount of water, and preparing the 5% sufluoxime ether and fenpyroximate microcapsule suspending agent according to the second preparation method.
TABLE 3 results of efficacy test of fenpyroximate, sufluoxime ether and their compositions for controlling spider mites
As can be seen from the table 3, when the dosages of the effective components of different formulations after the fenpyroximate and the sufluoxime (1:5) are compounded are all 5 kg/mu, the effect of preventing and treating the tetranychus urticae is higher than that of a single dose of the fenpyroximate and the sufluoxime. Particularly, when the fenpyroximate and sufluoxime ether compound composition is prepared into a microcapsule suspending agent, the control effect is 91.65% in 14 days, 98.25% in 30 days and 99.18% in 60 days. The composition of the invention is particularly prepared into a microcapsule suspending agent which can well prevent and treat spider mites, reduce the dosage and reduce the cost. Has no adverse effect on target crops in the application range of the test.
TABLE 4 results of efficacy test of fenpyroximate, sufluoxime and their compositions for preventing and treating diamond back moth
As can be seen from Table 4, when the dosages of the effective components of different formulations after the fenpyroximate and the sufluoxime (1:10) are compounded are all 4 kg/mu, the effect of preventing and treating the plutella xylostella is higher than that of a single dose of the fenpyroximate and the sufluoxime. Particularly, when the fenpyroximate and sufluoxime ether compound composition is prepared into a microcapsule suspending agent, the control effect of the microcapsule suspending agent is 92.36 percent in 14 days, 98.75 percent in average control effect in 30 days and 98.99 percent in average control effect in 60 days. The composition of the invention is particularly prepared into a microcapsule suspending agent which can well prevent and control diamond back moths, reduce the dosage and reduce the cost. Has no adverse effect on target crops in the application range of the test.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-described embodiments. All technical schemes belonging to the idea of the invention belong to the protection scope of the invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention, and such modifications and embellishments should also be considered as within the scope of the invention.
Claims (2)
1. The compound composition containing the sulfur-fluorine oxime ether is characterized in that the formulation of the compound composition is a microcapsule suspending agent, and the microcapsule suspending agent comprises the following components in percentage by mass:
10 percent of sulfur-fluorine oxime ether,
2 percent of fenpyroximate,
10 percent of toluene diisocyanate,
4 percent of dimethylbenzene,
5 percent of alkylphenol polyoxyethylene ether,
tween-808 percent,
2 percent of magnesium aluminum silicate,
ethylenediamine 1%, and
the balance of water.
2. Use of a complex composition containing sulfoxaflor according to claim 1 for controlling lepidopteran pests and/or mites.
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| CN102228044A (en) * | 2011-05-11 | 2011-11-02 | 青岛海利尔药业有限公司 | Insecticidal composition containing sufluoxime |
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| CN103039453A (en) * | 2012-12-26 | 2013-04-17 | 湖南海利化工股份有限公司 | Insecticidal composition containing 1-(3-fluoro-4-chlorophenyl)-2-(methylthio) ethyl ketoxime-O-(2-methyl-biphenyl-3-methyl) ether and dicyclanil |
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Patent Citations (3)
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| CN102228044A (en) * | 2011-05-11 | 2011-11-02 | 青岛海利尔药业有限公司 | Insecticidal composition containing sufluoxime |
| CN102228029A (en) * | 2011-06-01 | 2011-11-02 | 青岛海利尔药业有限公司 | Pesticidal and acaricidal composition containing sufluoxime and tebufenpyrad |
| CN103039453A (en) * | 2012-12-26 | 2013-04-17 | 湖南海利化工股份有限公司 | Insecticidal composition containing 1-(3-fluoro-4-chlorophenyl)-2-(methylthio) ethyl ketoxime-O-(2-methyl-biphenyl-3-methyl) ether and dicyclanil |
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| CN108029692A (en) | 2018-05-15 |
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