CN102986700A - Insecticide composition containing flutenzine and bistrifluron - Google Patents
Insecticide composition containing flutenzine and bistrifluron Download PDFInfo
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- CN102986700A CN102986700A CN2012105503633A CN201210550363A CN102986700A CN 102986700 A CN102986700 A CN 102986700A CN 2012105503633 A CN2012105503633 A CN 2012105503633A CN 201210550363 A CN201210550363 A CN 201210550363A CN 102986700 A CN102986700 A CN 102986700A
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- bistrifluron
- fluorine mite
- insecticide composition
- mite piperazine
- flutenzine
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Abstract
The invention relates to an insecticide composition containing flutenzine and bistrifluron. The effective ingredients of the insecticide composition are compounded of flutenzine and bistrifluron, and the rest of the insecticide composition is an auxiliary ingredient. The mass ratio of the flutenzine to the bistrifluron is 14-38:28-4, and the mass of the effective ingredients, namely the flutenzine and the bistrifluron, account for 1%-80% of the total mass of the entire insecticide composition. The insecticide composition provided by the invention can be prepared into emulsified oil, a suspending agent, wettable powder, water dispersible granules, a water emulsion, and a microemulsion of the pesticide formulation. The insecticide composition is mainly used for treating and preventing harmful mites, such as panonychus citri, spirodiclofen, polyphagotarsonemus latus, tetranychus cinnabarinus, tetranychus urticae Koch and the like, and most lepidoptera pests of various kinds of plants.
Description
Technical field
The present invention relates to the agriculture chemical compounding technical field, particularly relate to a kind of Pesticidal combination that contains fluorine mite piperazine and bistrifluron.
Background technology
Fluorine mite piperazine is named again the fluorine mite, has stronger action of contace poison, and ovum children holds concurrently and kill, kills that the mite spectrum is wide, strong adaptability, lasting period length, low toxicity, low-residual, safety are good.Fluorine mite piperazine all has fine preventive effect to evil mites such as panonychus citri, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus and Tetranychus urticaes, and the mite evil that can be used for the solanaceous crops such as the fruit tree such as citrus, grape and eggplant, capsicum, tomato is administered.In addition, fluorine mite piperazine has the well double effect of controlling to insects such as pear sucker, oystershell scale and leafhopper classes.The chemistry of fluorine mite piperazine is called the 3-(2-fluorophenyl)-6-(2, the 6-difluorophenyl)-1,2,4, the 5-tetrazine.
Bistrifluron is the high activity insect growth regulator, IGR that Korea S Dong Bao chemical company filters out from many benzoyl urea derivatives of 2OOO; belong to novel 2-chloro-3; two (trifluoromethyl) phenyl benzoyl urea derivatives of 5-, mechanism of action uniqueness and biologically active are high.Bistrifluron has the inhibitory action of growing significantly to insect, trialeurodes vaporariorum there is special efficacy, this compound suppresses insect chitin and forms, affecting endepidermis generates, insect can not be casted off a skin smoothly and death, can effectively prevent and treat most of lepidoptera pests of the various plants such as vegetables, tealeaves, cotton, the antagonism insect is generally effective, and to crop, natural enemy, people and animals and environment high safety.The chemical structural formula of bistrifluron is
Bistrifluron
In the real process of agricultural production, use chemical agent and be the most effectively means of control plant pest, but by the chemical control insect the problem of easy generation be the generation of pest resistance to insecticide.And long-term use single chemical insecticide continuously high dose, cause easily the series of problems such as residual, environmental pollution of medicament.Reasonably chemical insecticide is composite or be mixed and have the expansion insecticidal spectrum, improve control efficiency, prolong the optimum period for applying fertilizer, reduce dosage, reduce poisoning, reduce residual, delay pest resistance and the positive characteristics such as drug-fast generation and development, pesticide compositional or to be mixed be the most one of the effective method that addresses the above problem.We are on the basis of lab screening and field trial, and it is composite to filter out fluorine mite piperazine and bistrifluron, have obvious synergistic effect.And about the composite Pesticidal combination of fluorine mite piperazine and bistrifluron and use and there is no at present the people and reported.
Summary of the invention
Based on above situation, the object of the invention is to provide a kind of new and effective agricultural insecticide composition.Be mainly used in preventing and treating most of lepidoptera pests of the harmful mite such as panonychus citri, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus, Tetranychus urticae and various plants.
Technical scheme of the present invention realizes by following measures:
A kind of Pesticidal combination that contains fluorine mite piperazine and bistrifluron, the mass ratio of active ingredient fluorine mite piperazine and bistrifluron is 14～38: 28～4 in this Pesticidal combination, described Pesticidal combination of the present invention is through the toxicity test experimental verification, the mass ratio of fluorine mite piperazine and bistrifluron is 14～38: 28～4 o'clock, synergistic effect was better.
The formulations of pesticide that described Pesticidal combination of the present invention can be prepared are the formulations such as missible oil, suspending agent, wetting powder, water dispersible granules, aqueous emulsion, microemulsion.What fluorine mite piperazine and the bistrifluron gross mass in preparation accounted for the whole quality of the pharmaceutical preparations is 1%～80%, when wherein accounting for 5%-45%, and toxicity and the residual preferably balance that reaches, cost is also lower.
The specific embodiments of the formulations of pesticide that Pesticidal combination of the present invention is mixed with is as follows:
Described Pesticidal combination is cream preparation, and the mass fraction of component is: 1～40 part of fluorine mite piperazine; 1～40 part of bistrifluron; 10～30 parts of conventional emulsifiers; 20～50 parts of conventional solvents; 1～5 part of conventional synergist.The concrete production stage of this cream preparation adds emulsifier, the synergist rear oily liquids that becomes transparent and homogeneous that stirs after the fully dissolving again for first active ingredient fluorine mite piperazine and bistrifluron being added in the solvent, can namely can be made into the cream preparation of the present composition.
Described Pesticidal combination is suspending agent, and the mass fraction of component is: 1～40 part of fluorine mite piperazine; 1～40 part of bistrifluron; 5～20 parts of dispersants; 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 conditioning agent; Water, surplus.The concrete production stage of this suspending agent is for mixing other auxiliary agents first, mix through high speed shear, add active ingredient fluorine mite piperazine and bistrifluron, abrading-ball is 2～3 hours in ball crusher, make a diameter all below 5mm, namely can be made into the suspending agent preparation of the present composition.
Described Pesticidal combination is wetting powder, and the mass fraction of component is: 1～40 part of fluorine mite piperazine; 1～40 part of bistrifluron; 3～10 parts of dispersants; 1～5 part of wetting agent; Filler, surplus.The concrete production stage of this wetting powder is: press above-mentioned prescription with active ingredient fluorine mite piperazine and bistrifluron and dispersant, wetting agent and filler mixing, uniform stirring in stirred tank, behind airslide disintegrating mill, mixing, namely can be made into the wetting powder of the present composition.
Described Pesticidal combination is water dispersible granules, and the mass fraction of component is: 1～40 part of fluorine mite piperazine; 1～40 part of bistrifluron; 3～10 parts of dispersants; 1～10 part of wetting agent; 1～5 part of disintegrant; The filler surplus.The concrete production stage of this water dispersible granules is: by above-mentioned prescription active ingredient fluorine mite piperazine and bistrifluron and dispersant, wetting agent, disintegrant and filler are mixed, pulverize with micro jet, through mediating, then add and carry out granulation, drying, screening in the fluidized bed prilling dryer by sample analysis, namely can be made into the water dispersible granules of the present composition.
Described Pesticidal combination is aqueous emulsion, and the mass fraction of component is: 1～40 part of fluorine mite piperazine; 1～40 part of bistrifluron; 3～30 parts of emulsifier; 5～15 parts of solvents; 2～15 parts of stabilizing agents; 1～5 part of antifreezing agent; 0.1～8 part of defoamer; 0.2～2 part of thickener; Water surplus.The concrete production stage of this aqueous emulsion is: at first fluorine mite piperazine and bistrifluron, solvent and emulsifier, cosolvent are added together, make and be dissolved into uniform oil phase; With part water, antifreeze, other the insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added water, slowly add water until reach the phase inversion point, open clipper and carry out high speed shear, and add remaining water, shear approximately half an hour, form the aqueous emulsion of oil-in-water type, namely can be made into the aqueous emulsion of the present composition.
Described Pesticidal combination is microemulsion, and the mass fraction of component is: 1～40 part of fluorine mite piperazine, 1～40 part of bistrifluron, 10～30 parts of emulsifier, 1～8 part of antifreezing agent, 0.5～10 part of stabilizing agent, 20～50 parts of conventional solvent cosolvents.Fluorine mite piperazine and bistrifluron are dissolved fully with cosolvent, add again other compositions such as emulsifier, antifreezing agent stabilizing agent, evenly mix, add at last entry, can be made into microemulsion after fully stirring.
Wherein above-described emulsifier is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, the alkylphenol polyoxyethylene sulfosuccinate, styrylphenol polyoxyethylene ether, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, any or more than one any mixtures than forming in the polyoxyethylene aliphatic alcohol ether.
Described solvent is dimethylbenzene or biodiesel, toluene, and diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine oil, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), one or more in the water equal solvent are arbitrarily than the mixture that forms.
Described dispersant is selected from polycarboxylate, lignosulfonates, alkylphenol polyoxyethylene methyl ether condensate sulfate, the alkylsulfonate calcium salt, the naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, one or more in the fatty acid glyceride APEO.
Described wetting agent is selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, and Nekal BX, moistening bleeding agent F, alkylbenzenesulfonate polyoxyethylene triphen is phosphenylic acid salt dimly, spaonin powder, silkworm excrement, one or more in the soapberry powder.
Described disintegrant is selected from bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, one or more in the sodium bicarbonate.
Described thickener is selected from xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, Magnesiumaluminumsilicate, in the polyvinyl alcohol one or more.
Described stabilizing agent is selected from sodium citrate, a kind of in the resorcinol.
Described antifreezing agent is selected from ethylene glycol, propane diols, one or more in the glycerine.
Described defoamer is selected from silicone oil, silicone compound, C
10-20The saturated fat acid compounds, C
8-10One or more of fatty alcohol.
Described filler is selected from kaolin, diatomite, bentonite, attapulgite, white carbon, starch, one or more in the precipitated calcium carbonate.
The compounded pesticides of the present invention take fluorine mite piperazine and bistrifluron as active ingredient has obvious synergistic effect, delay the drug-fast generation in key, and reduced to become to produce cost and use cost, be mainly used in preventing and treating most of lepidoptera pests of the harmful mite such as panonychus citri, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus, Tetranychus urticae and various plants.
Embodiment
For making technical scheme of the present invention, purpose and advantage are clearer, and the present invention describes with following specific embodiment, but the present invention is not limited to these examples.The mode that effect experiment of the present invention adopts indoor biometrics and field trial to combine, if no special instructions, the ratio of below mentioning all is ratio of quality and the number of copies.
Embodiment: the different proportioning co-toxicity experiments with bistrifluron of fluorine mite piperazine.
1.1 reagent agent
The former medicine of 97 % fluorine mite piperazines, the former medicine of 95% bistrifluron, above-mentioned former medicine provides by research and development department of extra large rel medicine company limited company.
1.2 test target
The third-instar larvae of the responsive type beet armyworm that indoor 5 generations of continuous raising and its Individual Size are consistent with physiological status.Temperature (25 ± 2) ℃.Relative moisture 65% ± 5%, periodicity of illumination 12/12h (L/D).
1.3 experimental procedure
1.3.1 medicament preparation
Use first the former medicine of acetone solution, result according to preliminary experiment is made into 7 different proportionings with two an amount of former medicines, it is stand-by with acetone each processing to be diluted to respectively 7 concentration gradients again, and the ratio of 7 different proportioning active ingredients with bistrifluron of fluorine mite piperazine is respectively 14:28; 18:24; 22:20; 26:16; 30:12; 34:8; 38:4.
1.3.2 chemicals treatment
The drop method that adopts NY/T1 154.1-2006 to recommend is measured.With micro intravenous drip device solvent clean, regulate dropper to stand-by state.Choose the examination worm CO of neat and consistent with writing brush
2Slight paralysis is placed in the 9cm culture dish, then with the micro intravenous drip device with medicament by a belly that drips to polypide, every some drops physic liquor 0.1L, the corresponding acetone that contains with drop 0.1L be treated to contrast, the examination worm behind the drop is moved to (28
2) ℃, normally cultivate in the culture dish of relative moisture 75%.Every processing repeats for 4 times, 20 examinations of every repetition worm.
1.4 control time
24h investigation examination worm death condition (judging that examination worm death standard is gently to sting without autonomic response with pin) records total borer population and dead borer population after processing.
1.5 data statistics and analysis
According to investigation statistics, calculate the corrected mortality that each is processed.And adopt the abundant method of Sun Yun to calculate the co-toxicity coefficient (CTC value) of mixture with reference to NY/T1 154.7-2006.If contrast lethality＜5% is not proofreaied and correct, the contrast lethality by formula 2 is proofreaied and correct between 5%-20%, the contrast lethality〉20%, test need be reformed.
Take the logarithm value of drug concentration (mg/L) as independent variable x, take the probability value of corrected mortality as dependent variable y, set up respectively the virulence regression equation formula, adopt DPS software to calculate the LC of single dose and each proportioning mixture
50Calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun.Co-toxicity coefficient CTC, computing formula is as follows: (take fluorine mite piperazine as the standard medicament, its toxicity index is 100):
The LC of the toxicity index of bistrifluron (TI)=fluorine mite piperazine
50The LC of/bistrifluron
50* 100
The LC of the true toxicity index (ATI) of M=fluorine mite piperazine
50The LC of/M
50* 100
The TI of the TI of the theoretical toxicity index (TTI) of M=bistrifluron * P bistrifluron+fluorine mite piperazine * P fluorine mite piperazine
The TTI of the ATI/M of the co-toxicity coefficient of M (CTC)=M * 100
In the formula:
M is the mixture of bistrifluron and the different proportionings of fluorine mite piperazine
The P bistrifluron is bistrifluron shared ratio in mixture
P fluorine mite piperazine is fluorine mite piperazine shared ratio in mixture.
2.1 toxicity test result
Table 1 bistrifluron, fluorine mite piperazine are to beet pretty young woman's at night indoor measurement result.
As can be seen from the table, in active ingredient fluorine mite piperazine: the bistrifluron ratio is 14:28; 18:24; 22:20; 26:16; 30:12; 34:8; Its co-toxicity coefficient showed certain synergistic effect all greater than 120 when 38:4 diluted respectively, wherein fluorine mite piperazine: bistrifluron is that the synergistic effect of 26:16 is the most obvious, and co-toxicity coefficient is 173.71.Result of the test shows that fluorine mite piperazine under indoor conditions: bistrifluron is composite all to have higher activity to beet armyworm, and suggestion is carried out further field control effectiveness test to suitable proportion 26:16 left and right sides mixture preparation, to estimate its field practical application effect.
The experimental result of 3 field trials control beet armyworm, panonychus citri
3.1 field trial control beet armyworm
3.1.1 test method
Test is carried out at Kaiping City, Guangdong Province suburb truck garden.Process design concentration by each and carry out routine to water spray.Spraying equipment is WF-16 type knapsack hand sprayer, and shower nozzle is single fan nozzle, and operating pressure is 0.2-0.4Mpa, and spray amount is 0.36-0.48L/min, carries out the routine spraying, makes every effort to evenly thoughtful during the spray medicine.The field beet armyworm is 1～2 instar larvae peak period during dispenser.
Duration of test weather is good, and daily mean temperature is 17.8～26.4 ℃.Dispenser same day is without rain.
3.1.2 investigation method
Before dispenser in every residential quarter by 5 samplings of diagonal. every wild cabbage 2～3 strains (deciding on insect density) of choosing Beet Armyworm Eggs and larva.Statistics is demarcated beet exigua larvae head number in the strain. with this as dispenser before the insect population radix.After the dispenser first time the 7th day, for the second time behind the medicine 7 days, 14 days respectively investigation decide the beet exigua larvae number of residual survival in the strain. with correction insect population decline rate as control efficiency.
3.1.3 drug effect computational methods
Insect population decline rate (%)=(larva number behind medicine prelarva number-medicine)/medicine prelarva number * 100
Preventive effect (%)=(treatment region insect population decline rate-contrast insect population decline rate)/(100-check plot insect population decline rate) * 100.
3.1.4 poisoning investigation method
Behind medicine, observed the wild cabbage growing state in 7 days, the range estimation medicament to wild cabbage without poisoning.
3.1.5 field control effectiveness test result.
The experimental result of table 2 treatment agent control beet armyworm
42% fluorine mite piperazine bistrifluron is tested by different consumptions so that the 26:16 ratio is composite as can be seen from Table 2, and its control to beet armyworm all is better than contrasting medicament behind the medicine, and insecticidal effect increases progressively with the increase of dosage.According to the field range estimation, in the test dose scope, plant growth is normal, and the poisoning phenomenon to wild cabbage does not all appear in each treatment agent, illustrates that it is safe to wild cabbage.Advise that the insecticide different from the mechanism of action mixes use to delay the generation of pest resistance to insecticide.
3.1 field experiment control panonychus citri
3.1.1 application method
The panonychus citri experimental establishment is carried out at Zhijiang City, Hubei Province precious jade China citrus orchard.Citrus Cultivars is Wenzhou aspermous orange, all plants oranges and tangerines all around.For growing fine before the medication of examination oranges and tangerines.Carry out the complete stool spraying and process, the residential quarter spouting liquid is used by 675 liters/hectare, only sprays medicine one time.Spraying equipment is WF-16 type knapsack hand sprayer, and shower nozzle is single fan nozzle, and operating pressure is 0.2-0.4Mpa, and spray amount is 0.36-0.48L/min, carries out the routine spraying, makes every effort to evenly thoughtful during the spray medicine.
3.1.2 investigation method
Each residential quarter is at East, West, South, North, the tender tip of middle five positions mark of every strain tree, investigate altogether 25 movable mite quantity on the leaf, hand magnifier is directly observed the blade face, investigation mite mouth radix before medicine, 3d, 7d, 21d investigate respectively the remaining mite number alive in each residential quarter behind the medicine, calculate mite mouth decline rate, compare with the contrast decline rate, calculate relative control effect.
3.1.3 drug effect computational methods
Mite number before decline rate (%)=(mite number after the several dispensers of the front mite of dispenser)/dispenser * 100
Proofread and correct decline rate or preventive effect (%)=(treatment region mite mouth decline rate-check plot mite mouth decline rate)/(1-check plot mite mouth decline rate) * 100.
3.1.4 poisoning investigation method
Whether continuous 21d range estimation medicament has poisoning to crop after the dispenser.
3.2 field control effectiveness test result of the test.
Table 3 treatment agent control citrus red mite (crm) field control effectiveness test result
As can be seen from Table 3, the Mixed Pharmacy of different proportion, carry out field experiment by different consumptions, each time investigation all shows its control efficiency to panonychus citri and all is better than contrasting medicament behind the medicine, 42% fluorine mite piperazine bistrifluron after dispenser 3 days, 7 days, control efficiency to panonychus citri obviously was better than 3 contrast medicaments in 21 days, according to the observation to field experiment process whole process, in the test dose scope, mandarin tree grows fine, and the poisoning phenomenon does not all appear in each treatment agent, illustrates that it is safe to oranges and tangerines.
It is described to combine above result of the test; the present invention contains the Pesticidal combination of fluorine mite piperazine and bistrifluron; beet armyworm, panonychus citri are shown good control efficiency; to the target crop safety; compare with single dose; Pesticidal combination of the present invention has mechanism of action uniqueness; consumption is few; the advantage that quick-acting is good, the lasting period is long; so; in research and development of the present invention and popularization great social effect is arranged, can produce very large economic worth, the increasing both production and income of peasant household and the protection tool of local environment are of great significance.
Claims (4)
1. Pesticidal combination that contains fluorine mite piperazine and bistrifluron, it is characterized in that: the active ingredient of this Pesticidal combination is fluorine mite piperazine and bistrifluron binary built, all the other are auxiliary element, and wherein the mass ratio of active ingredient fluorine mite piperazine and bistrifluron is 14～38: 28～4.
2. Pesticidal combination according to claim 1, it is characterized in that: fluorine mite piperazine and the bistrifluron gross weight in preparation accounts for 1%～80% of the whole quality of the pharmaceutical preparations.
3. Pesticidal combination according to claim 2, it is characterized in that: fluorine mite piperazine and the bistrifluron gross weight in preparation accounts for 5%～45% of the whole quality of the pharmaceutical preparations.
4. according to claim 1 and 2 or 3 described Pesticidal combinations, it is characterized in that: the formulations of pesticide that this Pesticidal combination can be mixed with are missible oil, suspending agent, wetting powder, water dispersible granules, aqueous emulsion, microemulsion.
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Cited By (6)
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| CN103444726A (en) * | 2013-09-06 | 2013-12-18 | 刘波 | Pesticide acaricide containing flutenzine |
| CN105475294A (en) * | 2015-12-19 | 2016-04-13 | 青岛奥迪斯生物科技有限公司 | Insecticidal composition containing flutenzine and semiamitraz |
| CN106305732A (en) * | 2015-06-18 | 2017-01-11 | 沈阳中化农药化工研发有限公司 | Flutenzine-containing insecticidal acaricidal composition |
| CN106386803A (en) * | 2016-08-30 | 2017-02-15 | 山东润博生物科技有限公司 | Dry suspending agent and preparation method thereof |
| CN113796384A (en) * | 2021-10-27 | 2021-12-17 | 青岛海利尔生物科技有限公司 | Insecticidal composition containing bistrifluron and chlorfenapyr |
| CN113875769A (en) * | 2021-11-16 | 2022-01-04 | 青岛滕润翔检测评价有限公司 | Insecticidal composition containing bistrifluron and beta-cypermethrin and application thereof |
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| CN106386803A (en) * | 2016-08-30 | 2017-02-15 | 山东润博生物科技有限公司 | Dry suspending agent and preparation method thereof |
| CN113796384A (en) * | 2021-10-27 | 2021-12-17 | 青岛海利尔生物科技有限公司 | Insecticidal composition containing bistrifluron and chlorfenapyr |
| CN113875769A (en) * | 2021-11-16 | 2022-01-04 | 青岛滕润翔检测评价有限公司 | Insecticidal composition containing bistrifluron and beta-cypermethrin and application thereof |
| CN113875769B (en) * | 2021-11-16 | 2023-12-22 | 青岛滕润翔检测评价有限公司 | Insecticidal composition containing bistrifluron and beta-cypermethrin and application thereof |
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