CN107361072A - A kind of Pesticidal combination containing emamectin benzoate and cyflumetofen - Google Patents
A kind of Pesticidal combination containing emamectin benzoate and cyflumetofen Download PDFInfo
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- CN107361072A CN107361072A CN201610309269.7A CN201610309269A CN107361072A CN 107361072 A CN107361072 A CN 107361072A CN 201610309269 A CN201610309269 A CN 201610309269A CN 107361072 A CN107361072 A CN 107361072A
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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
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/42—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing within the same carbon skeleton a carboxylic group or a thio analogue, or a derivative thereof, and a carbon atom having only two bonds to hetero atoms with at the most one bond to halogen, e.g. keto-carboxylic acids
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Abstract
The present invention relates to a kind of emamectin benzoate and the Pesticidal combination of cyflumetofen, its active ingredient is emamectin benzoate and cyflumetofen binary built.Wherein the mass ratio of emamectin benzoate and cyflumetofen is 1~50: 50~1, the quality parts ratio 1%~80% of active ingredient emamectin benzoate and cyflumetofen in preparation, remaining is the auxiliary element for allowing to use and receiving in agricultural chemicals, the formulation of Pesticidal combination of the present invention is missible oil, suspending agent, wettable powder, water dispersible granules, aqueous emulsion, microemulsion, it is mainly used in preventing and treating Lepidoptera, Diptera pest, such as red tape leaf roller, cigarette aphid noctuid, bollworm, maduca sexta, diamondback moth mythimna separata, beet armyworm, nonirrigated farmland Beet armyworm, confused Autographa spp, cabbage looper, cabbage butterfly, cabbage heart snout moth's larva, wild cabbage horizontal stripe snout moth's larva, tomato hawkmoth, colorado potato bug, Mexico ladybug, rice-stem borer, codling moth.
Description
Technical field
The present invention relates to technical field of pesticide combination, more particularly to a kind of Pesticidal combination containing emamectin benzoate and cyflumetofen.
Background technology
Emamectin benzoate full name emamectin-benzoate, it is a kind of new and effective semisynthetic antibiotics insecticide synthesized since fermented product AVERMECTIN B1, it has ultra high efficiency, less toxic (preparation is closely nontoxic), low-residual, nuisanceless the characteristics of waiting biological pesticide, insecticidal activity improves 3 orders of magnitude first compared with AVM, larva and other many insects to lepidopterous insects it is active high, existing stomach poison function simultaneous action of contace poison again, there is good effect under low-down dosage (0.084~2g/ha), and beneficial insect is not injured during pest control, be advantageous to the integrated control to insect, insecticidal spectrum is expanded in addition, reduce the toxicity to people and animals.Emamectin benzoate has the incomparable activity of other agricultural chemicals to many insects, especially to Lepidoptera, Diptera, ultra high efficiency, such as red tape leaf roller, cigarette aphid noctuid, bollworm, maduca sexta, diamondback moth mythimna separata, beet armyworm, nonirrigated farmland Beet armyworm, confused Autographa spp, cabbage looper, cabbage butterfly, cabbage heart snout moth's larva, wild cabbage horizontal stripe snout moth's larva, tomato hawkmoth, colorado potato bug, Mexico ladybug.The chemical name of emamectin benzoate：4'- tables-methylamino -4'- deoxidation abamectin benzoates, its chemical structural formula：
It is the new acyl acetonitrile class acaricide developed by Japanese great Zhong chemical companies, with existing insecticide no interactions resistance.It is approved to register and sells in Japan first within 2007, the main mite class of plant is parasitized for the crops such as fruit tree, vegetables, tea tree and flowers preventing and treating.The product is 20% suspending agent.Ovum to tetranychid and effective into mite is higher to the activity of deutonymph.
It is to prevent and treat the maximally efficient means of plant pest using chemical agent, but be easiest to generate the problem that the generation of pest resistance to insecticide by chemical prevention insect in the real process of agricultural production.And long-term continuous high dose apply single chemical insecticide, a series of problems, such as easily causing residual, the environmental pollution of medicament.Rational chemical insecticide compounding or mixture, which have, expands insecticidal spectrum, prevention effect is improved, extends optimum period for applying fertilizer, reduction dosage, reduces poisoning, reduces residual, delaying the positive feature such as pest resistance and drug-fast generation and development, pesticide compositional or mixture are one of maximally efficient methods to solve the above problems.We screen and on the basis of field test, filter out emamectin benzoate and cyflumetofen compounding indoors, have obvious synergistic effect.And the Pesticidal combination compounded on emamectin benzoate and cyflumetofen and application there is no people to report at present.
The content of the invention
Based on case above, present invention aims at provide a kind of new and effective agricultural insecticide composition.It is mainly used in preventing and treating Lepidoptera, Diptera pest, such as red tape leaf roller, cigarette aphid noctuid, bollworm, maduca sexta, diamondback moth mythimna separata, beet armyworm, nonirrigated farmland Beet armyworm, confused Autographa spp, cabbage looper, cabbage butterfly, cabbage heart snout moth's larva, wild cabbage horizontal stripe snout moth's larva, tomato hawkmoth, colorado potato bug, Mexico ladybug, rice-stem borer, codling moth.
Technical scheme of the present invention is realized by following measures：
A kind of Pesticidal combination containing emamectin benzoate and cyflumetofen, the mass ratio of active ingredient emamectin benzoate and cyflumetofen is 1~50: 50~1 in the Pesticidal combination, described Pesticidal combination of the present invention is through toxicity test experimental verification, for the mass ratio of emamectin benzoate and cyflumetofen at 5~45: 45~5, synergistic effect is preferable.
The formulations of pesticide that described Pesticidal combination of the present invention can be prepared are the formulations such as missible oil, suspending agent, wettable powder, water dispersible granules, aqueous emulsion, microemulsion.The gross mass of emamectin benzoate and cyflumetofen in the formulation account for the whole quality of the pharmaceutical preparations for 1%~80%, wherein when accounting for 5%-50%, toxicity and residual reach preferable balance, and cost is relatively low.
The specific embodiment for the formulations of pesticide that Pesticidal combination of the present invention is configured to is as follows：
Described Pesticidal combination is cream preparation, and the mass fraction of component is：1~50 part of emamectin benzoate；1~50 part of cyflumetofen；10~30 parts of conventional emulsifier；20~50 parts of Conventional solvents；Conventional 1~5 part of synergist.The specific production stage of the cream preparation for first active ingredient emamectin benzoate and cyflumetofen are added in solvent be completely dissolved after add emulsifying agent, after synergist stirs into the oily liquids of transparent and homogeneous, it is filling, you can the cream preparation of the present composition is made.
Described Pesticidal combination is suspending agent, and the mass fraction of component is：1~50 part of emamectin benzoate；1~50 part of cyflumetofen；5~20 parts of dispersant；1~5 part of antifreezing agent；0.1~2 part of thickener；0.1~0.8 part of defoamer；0~10 part of penetrating agent；0.1~5 part of pH value regulator；Water, surplus.The specific production stage of the suspending agent is first to mix other auxiliary agents, it is well mixed through high speed shear, adds active ingredient emamectin benzoate and cyflumetofen, abrading-ball 2~3 hours in ball crusher, make a diameter in below 5mm, you can the aqueous suspension formulations of the present composition are made.
Described Pesticidal combination is wettable powder, and the mass fraction of component is：1~50 part of emamectin benzoate；1~50 part of cyflumetofen；3~10 parts of dispersant；1~5 part of wetting agent；Filler, surplus.The specific production stage of the wettable powder is：Active ingredient emamectin benzoate and cyflumetofen and dispersant, wetting agent and filler are mixed by above-mentioned formula, the uniform stirring in stirred tank, well mixed after airslide disintegrating mill, you can the wettable powder of the present composition is made.
Described Pesticidal combination is water dispersible granules, and the mass fraction of component is：1~50 part of emamectin benzoate；1~50 part of cyflumetofen；3~10 parts of dispersant；1~10 part of wetting agent；1~5 part of disintegrant；Filler surplus.The specific production stage of the water dispersible granules is：Active ingredient emamectin benzoate and cyflumetofen and dispersant, wetting agent, disintegrant and filler are well mixed by above-mentioned formula, crushed with micro jet, through mediating, then add fluidized-bed granulation dryer in be granulated, dry, sieve after through sampling analysis, you can the water dispersible granules of the present composition are made.
Described Pesticidal combination is aqueous emulsion, and the mass fraction of component is：1~50 part of emamectin benzoate；1~50 part of cyflumetofen；3~30 parts of emulsifying agent；5~15 parts of solvent；2~15 parts of stabilizer；1~5 part of antifreezing agent；0.1~8 part of defoamer；0.2~2 part of thickener；Water surplus.The specific production stage of the aqueous emulsion is：Emamectin benzoate and cyflumetofen, solvent and emulsifying agent, cosolvent are added together first, make to be dissolved into uniform oil phase；Other insecticides adjuvants such as part water, antifreeze, antimicrobial are mixed into uniform aqueous phase；Oil phase is added into aqueous phase while high-speed stirred in a kettle, slowly plus water is until reach phase inversion point, and unlatching cutter carries out high speed shear, and add remaining water, shearing about half an hour, form the aqueous emulsion of oil-in-water type, you can the aqueous emulsion of the present composition is made.
Described Pesticidal combination is microemulsion, and the mass fraction of component is：1~50 part of emamectin benzoate, 1~50 part of cyflumetofen, 10~30 parts of emulsifying agent, 1~8 part of antifreezing agent, 0.5~10 part of stabilizer, 20~50 parts of Conventional solvents cosolvent.Emamectin benzoate and cyflumetofen are completely dissolved with cosolvent, add the other compositions such as emulsifying agent, antifreezing agent stabilizer, uniformly mixing, is eventually adding water, microemulsion can be made into after being sufficiently stirred.
Wherein above-described emulsifying agent is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, APES sulfosuccinate, styrylphenol polyoxyethylene ether, NPE, castor oil polyoxyethylene ether, any one of aliphatic acid polyethenoxy base ester, polyoxyethylene aliphatic alcohol ether or more than one any mixtures than composition.
Described solvent is dimethylbenzene or biodiesel, toluene, diesel oil, methanol, ethanol, n-butanol, isopropanol, turpentine oil, solvent naphtha, dimethylformamide, dimethyl sulfoxide (DMSO), and the one or more in water equal solvent are arbitrarily than the mixtures of composition.
Described dispersant is selected from polycarboxylate, lignosulfonates, APES methyl ether condensate sulfate, alkylsulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, APES, polyoxyethylene carboxylate, one or more of aliphatic amine polyoxyethylene ether, glycerine fatty acid ester APEO.
Described wetting agent is selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, Nekal BX, moistens bleeding agent F, alkylbenzenesulfonate polyoxyethylene triphen phosphenylic acid salt dimly, spaonin powder, silkworm excrement, the one or more in spaonin powder.
Described disintegrant is selected from bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, the one or more in sodium acid carbonate.
Described thickener is selected from xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, Magnesiumaluminumsilicate, one or more in polyvinyl alcohol.
Described stabilizer is selected from sodium citrate, one kind in resorcinol.
Described antifreezing agent is selected from ethylene glycol, propane diols, the one or more in glycerine.
Described defoamer is selected from silicone oil, silicone compound, C10-20Saturated fat acids compound, C8-10The one or more of fatty alcohol.
Described filler is selected from kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the one or more in precipitated calcium carbonate.
Compounded pesticides of the present invention using emamectin benzoate and cyflumetofen as active ingredient have obvious synergistic effect, delay the drug-fast generation in key, and reduce into production cost and use cost, improvement available for resistance disease, it is mainly used in preventing and treating Lepidoptera, Diptera pest, such as red tape leaf roller, cigarette aphid noctuid, bollworm, maduca sexta, diamondback moth mythimna separata, beet armyworm, nonirrigated farmland Beet armyworm, confused Autographa spp, cabbage looper, cabbage butterfly, cabbage heart snout moth's larva, wild cabbage horizontal stripe snout moth's larva, tomato hawkmoth, colorado potato bug, Mexico ladybug, rice-stem borer, codling moth.
Embodiment
To make technical scheme, purpose and advantage are more clearly understood, and the present invention is illustrated with specific examples below, but the present invention is not limited to these examples.The effect experiment of the present invention is by the way of indoor biometricses and field test are combined, and unless otherwise instructed, ratio mentioned below is all quality parts ratio.
Embodiment：Emamectin benzoate and the experiment of cyflumetofen different ratio co-toxicity.
1.1 reagent agent
90% emamectin benzoate active compound, 95% cyflumetofen active compound, above-mentioned active compound provide by research and development department of extra large rel medicine company limited company.
1.2 experiment targets
5 generations of indoor continuous raising and the third-instar larvae of its Individual Size responsive type beet armyworm consistent with physiological status.Temperature (25 ± 2) DEG C.Relative humidity 65% ± 5%, periodicity of illumination 12/12h (L/D).
1.3. chemicals treatment
It is measured using the NY/T1 154.1-2006 drop methods recommended.Micro intravenous drip device is cleaned with solvent, regulation dropper to stand-by state.The test worm CO of neat and consistent is chosen with writing brush2It is placed in after mild paralysis in 9cm culture dishes, medicament is then dripped to the belly of polypide with micro intravenous drip device by head, every point drops physic liquor 0.1L, using the processing of the drop 0.1L corresponding acetone contained as control, test worm after drop is moved to (28 ± 2) DEG C, normally cultivated in the culture dish of relative humidity 75%.4 repetitions are often handled, often repeatedly 20 test worms.
1.4 control time
24h investigates test worm death condition (judging that test worm death standard is that no autonomic response is gently pierced with pin) after processing, records total borer population and dead borer population.
1.5 data statistics and analysis
According to investigation statisticses, the corrected mortality of each processing is calculated.And the co-toxicity coefficient (CTC values) of mixture is calculated using the abundant methods of Sun Yun with reference to NY/T1 154.7-2006.If compare the death rate<5%, do not correct, the control death rate is corrected between 5%-20% by formula 2, compares the death rate>20%, experiment need to reform.
Using the logarithm value of drug concentration (mg/L) as independent variable x, using the niqueMin of corrected mortality as dependent variable y, virulence regression equation is established respectively, and the EC of single dose and each proportioning mixture is calculated using DPS softwares50Co-toxicity coefficient (CTC) is calculated according to the abundant methods of Sun Yun.Co-toxicity coefficient CTC, calculation formula are as follows：(using emamectin benzoate as standard agent, 100) its toxicity index is：
The EC of toxicity index (TI)=emamectin benzoate of cyflumetofen50The EC of/cyflumetofen50×100
The EC of M true toxicity index (ATI)=emamectin benzoate50/ M LC50×100
TI × P cyflumetofens of TI × P emamectin benzoates+cyflumetofen of M theoretical toxicity index (TTI)=emamectin benzoate
M co-toxicity coefficient (CTC)=M ATI/M TTI × 100
In formula：
M is the mixture of emamectin benzoate and cyflumetofen different ratio
P emamectin benzoates are emamectin benzoate ratio shared in mixture
P cyflumetofens are cyflumetofen ratio shared in mixture.
2.1 toxicity test results
Indoor measurement result of the emamectin benzoate of table 1 with cyflumetofen to beet night pretty young woman
As can be seen from the table, by active ingredient emamectin benzoate：Its co-toxicity coefficient is all higher than 120 when cyflumetofen ratio dilutes respectively for 1~50: 50~1, shows certain synergistic effect, wherein emamectin benzoate：Cyflumetofen is 25:25 synergistic effect is most obvious, co-toxicity coefficient 175.71.Result of the test shows that emamectin benzoate and cyflumetofen compounding have higher activity to beet armyworm in room conditions, it is proposed that to suitable proportion 25：25 or so mixture preparations carry out further field control effectiveness test, to evaluate its field practical application effect.
3 field tests preventing and treating beet armyworm, the experimental result of cabbage looper
3.1 field tests prevent and treat beet armyworm
3.1.1 test method
Experiment is carried out in Kaiping City of Guangdong Province suburb truck garden.Carried out by each processing design concentration conventional to water spray.Spraying equipment is WF-16 type knapsack hand sprayers, and shower nozzle is single fan nozzle, operating pressure 0.2-0.4Mpa, spray amount 0.36-0.48L/min, carries out conventional spraying, makes every effort to uniformly thoughtful during spray.Field beet armyworm is 1~2 instar larvae peak period during dispenser.
Weather is good during experiment, and daily mean temperature is 17.8~26.4 DEG C.Without rain on the day of dispenser.
3.1.2 investigation method
There are Beet Armyworm Eggs and the wild cabbage of larva 2~3 plants (depending on insect density) by 5 points of sampling every selections of of diagonal in every cell before dispenser.Beet exigua larvae head number is in this, as insect population before dispenser in probability demarcation strain.After dispenser the 7th, 14,21d investigate respectively fixed point singling on remain the beet exigua larvae number of survival to correct Revision insect recluced rate as prevention effect.
3.1.3 drug effect computational methods
Revision insect recluced rate (%)=(larva number after medicine prelarva number-medicine)/medicine prelarva number × 100
Preventive effect (%)=(treatment region Revision insect recluced rate-control Revision insect recluced rate)/(100- check plots Revision insect recluced rate) × 100.
3.1.4 poisoning investigation method
7,14,21 days observation wild cabbage growing states after medicine, range estimation medicament is to wild cabbage without poisoning.
3.1.5 field control effectiveness test result
The treatment agent of table 2 prevents and treats the experimental result of beet armyworm
The Mixed Pharmacy of different proportion as can be seen from Table 2, tested by different dosages, after medicine its preventing and treating to beet armyworm be superior to comparison medicament.The insecticidal effect of 50% emamectin benzoate (25%) cyflumetofen (25%) is incremented by with the increase of dosage.Estimated according to field, in the range of test dose, plant growth is normal, and each treatment agent does not occur the poisoning phenomenon to wild cabbage, and it is safe to wild cabbage to illustrate it.It is recommended that the insecticide different from the mechanism of action is used in mixed way to delay the generation of pest resistance to insecticide.
The preventing and treating cabbage looper experiment of 3.2 field experiments
3.2.1 test method
Test and carried out in Hainan Province Sanya precipice cities and towns truck garden.Carried out by each processing design concentration conventional to water spray.Spraying equipment is WF-16 type knapsack hand sprayers, and shower nozzle is single fan nozzle, operating pressure 0.2-0.4Mpa, spray amount 0.36-0.48L/min, carries out conventional spraying, makes every effort to uniformly thoughtful during spray.Field three-spotted plusia is 2 instar larvae peak periods during dispenser.Per 667m2It is 60kg to water.
Weather is good during experiment, and daily mean temperature is 26~3 DEG C.It is fine day on the day of dispenser.
3.2.2 investigation method
There are three-spotted plusia ovum and the wild cabbage of larva 2~3 plants (depending on insect density) by 5 points of sampling every selections of of diagonal in every cell before dispenser.Three-spotted phytometra larvae head number is in this, as insect population before dispenser in probability demarcation strain.The 3rd after the dispenser, 7,10d investigates remain the three-spotted phytometra larvae number of survival to correct Revision insect recluced rate as prevention effect in fixed point singling respectively
3.2.3 drug effect computational methods.
3.2.4 poisoning investigation method
Each processing cell wild cabbage well-grown is observed during experiment, finds no the generation of poisoning phenomenon.
3.2.5 field control effectiveness test result of the test
The treatment agent of table 3 prevents and treats three-spotted plusia field control effectiveness test result
As can be seen from Table 3, the Mixed Pharmacy of different proportion, field experiment is carried out by different dosages, its prevention effect to three-spotted plusia is superior to comparison medicament after medicine, 50% emamectin benzoate (25%) cyflumetofen (25%) preventing and treating three-spotted plusia is quick, efficiency time is grown, and prevention effect is good, and insecticidal effect is incremented by with the increase of dosage.According to experimental observation, each medication processing is to wild cabbage without poisoning.Require even spraying it is recommended that before dispenser period rests in the age of three-spotted phytometra larvae 2~3, during dispenser, blade face, blade back uniformly medicine, it is proposed that the medicaments different from other mechanisms of action are used alternatingly, to delay the generation of pest resistance to insecticide.
To sum up described in result of the test, the present invention is with emamectin benzoate and the Pesticidal combination of cyflumetofen compounding, good prevention effect is shown to insects such as beet armyworm and three-spotted plusias, to Target crops safety, compared with single dose, Pesticidal combination of the present invention has the mechanism of action unique, unit administration amount is few, quick-acting is good, the advantages of lasting period is long, so, there is great social effect in the research and development and popularization of the present invention, very big economic benefit can be produced, promote the increasing both production and income of the peasant of vast vegetables main producing region, to agricultural product and Environmental security, there are the potentiality vigorously promoted the use.
Claims (5)
- A kind of 1. Pesticidal combination containing emamectin benzoate and cyflumetofen, it is characterised in that：The active ingredient of the Pesticidal combination Emamectin benzoate compounds with cyflumetofen two-spot, and remaining is auxiliary element, wherein the mass ratio of active ingredient emamectin benzoate and cyflumetofen For 1~50: 50~1.
- 2. Pesticidal combination according to claim 1, it is characterised in that：The mass ratio of emamectin benzoate and cyflumetofen be 5~ 45: 45~5.
- 3. Pesticidal combination according to claim 1, it is characterised in that：Emamectin benzoate and the gross weight of cyflumetofen in the formulation Amount accounts for the 1%~80% of the whole quality of the pharmaceutical preparations.
- 4. Pesticidal combination according to claim 3, it is characterised in that：Emamectin benzoate and the gross weight of cyflumetofen in the formulation Amount accounts for the 15%~55% of the whole quality of the pharmaceutical preparations.
- 5. according to the Pesticidal combination described in claim 1 or 2 or 3 or 4, it is characterised in that：The formulation of the Pesticidal combination For missible oil, suspending agent, wettable powder, water dispersible granules, aqueous emulsion, microemulsion.
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| CN114041466A (en) * | 2021-12-09 | 2022-02-15 | 中国农业科学院棉花研究所 | Insecticidal composition and preparation method and application thereof |
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Application publication date: 20171121 |