CN103416409A - Disinsection composition containing flutenzine and methoxyfenozide - Google Patents
Disinsection composition containing flutenzine and methoxyfenozide Download PDFInfo
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- CN103416409A CN103416409A CN2012105427451A CN201210542745A CN103416409A CN 103416409 A CN103416409 A CN 103416409A CN 2012105427451 A CN2012105427451 A CN 2012105427451A CN 201210542745 A CN201210542745 A CN 201210542745A CN 103416409 A CN103416409 A CN 103416409A
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- methoxyfenozide
- fluorine mite
- flutenzine
- mite piperazine
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Abstract
The invention relates to a disinsection composition containing flutenzine and methoxyfenozide. The effective ingredients of the disinsection composition are a binary compound of the flutenzine and the methoxyfenozide, and the other ingredients of the disinsection composition are auxiliary ingredients, wherein the mass ratio of the flutenzine to the methoxyfenozide is (44 to 8):(6-42); the total mass of the effective ingredients of the flutenzine and the methoxyfenozide is 1 to 80 percent of the total mass of the whole disinsection composition. The disinsection composition can be made into pesticide formulations such as missible oil, a suspending agent, wettable powder, water dispersible granules, an emulsion in water and a microemulsion. The disinsection composition is mainly used for controlling pest mites such as panonychus citri mcgregor, epitrimerus zizyphagus keifer, polyphagotarsonemus latus, tetranychus cinabarinus boisdu and two-spotted spider mite as well as rice-stem borer, laspeyresia pomonella, beet armyworm and prodenia litura.
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 methoxyfenozide.
Background technology
Fluorine mite piperazine is named again the fluorine mite, has stronger action of contace poison, and ovum children is double kills, 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.
Methoxyfenozide is a kind of of insect growth regulator, IGR, is mainly that the normal growth of interference insect is grown, though insect molting and dead, and can suppress to ingest.Methoxyfenozide controlling object selectivity is strong, only effective to lepidopterous larvae.Be mainly used in preventing and treating rice-stem borer, codling moth, beet armyworm, prodenia litura.The methoxyfenozide chemistry N-tert-butyl group-N ' by name-(3-methyl-2-toluyl groups)-3,5-dimethyl benzene formylhydrazine, its chemical structural formula is
.
In the real process of agricultural production, using chemical agent is the most effectively means of control plant pest, but the problem the most easily produced by the chemical control insect is the generation of pest resistance to insecticide.And long-term use single chemical insecticide continuously high dose, easily cause 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, extend 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 one of the effective method the most addressed the above problem.We filter out fluorine mite piperazine and methoxyfenozide composite on the basis of lab screening and field trial, have obvious synergistic effect.And there is no at present the people about fluorine mite piperazine and the composite Pesticidal combination of methoxyfenozide and application 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 the harmful mite such as panonychus citri, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus, Tetranychus urticae and rice-stem borer, codling moth, beet armyworm, prodenia litura.
Technical scheme of the present invention realizes by following measures:
A kind of Pesticidal combination that contains fluorine mite piperazine and methoxyfenozide, in this Pesticidal combination, the mass ratio of active ingredient fluorine mite piperazine and methoxyfenozide is 44～8: 6～42, described Pesticidal combination of the present invention is through the toxicity test experimental verification, the mass ratio of fluorine mite piperazine and methoxyfenozide is 44～8: 6～42 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 methoxyfenozide gross mass in preparation accounted for the whole quality of the pharmaceutical preparations is 1%～80%, while wherein accounting for 5%-55%, and toxicity and the residual balance preferably 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 methoxyfenozide; 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 again for first active ingredient fluorine mite piperazine and methoxyfenozide being added in solvent after dissolving fully, filling, 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 methoxyfenozide; 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 first mixing other auxiliary agents, mix through high speed shear, add active ingredient fluorine mite piperazine and methoxyfenozide, in ball crusher, abrading-ball is 2～3 hours, make a diameter all below 5mm, 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 methoxyfenozide; 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 formula by active ingredient fluorine mite piperazine and methoxyfenozide and dispersant, wetting agent and filler mixing, uniform stirring in stirred tank, mixing after airslide disintegrating mill, 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 methoxyfenozide; 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 formula, active ingredient fluorine mite piperazine and methoxyfenozide and dispersant, wetting agent, disintegrant and filler are mixed, with micro jet, pulverize, through mediating, then add in the fluidized bed prilling dryer and carry out granulation, drying, screening by sample analysis, 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 methoxyfenozide; 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 methoxyfenozide, solvent and emulsifier, cosolvent are added together, make to be dissolved into uniform oil phase; By part water, antifreeze, other the insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added to water, slowly add water until reach the phase inversion point, open clipper and carry out high speed shear, and add remaining water, shear about half an hour, form the aqueous emulsion of oil-in-water type, 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 methoxyfenozide, 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 methoxyfenozide are dissolved fully with cosolvent, then add other compositions such as emulsifier, antifreezing agent stabilizing agent, evenly mix, finally add water, after fully stirring, can be made into microemulsion.
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 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 formed.
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 sodium bicarbonate.
Described thickener is selected from xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, Magnesiumaluminumsilicate, in polyvinyl alcohol one or more.
Described stabilizing agent is selected from sodium citrate, a kind of in resorcinol.
Described antifreezing agent is selected from ethylene glycol, propane diols, one or more in 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 precipitated calcium carbonate.
The present invention be take the compounded pesticides that fluorine mite piperazine and methoxyfenozide be active ingredient and is had 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 the harmful mite such as panonychus citri, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus, Tetranychus urticae and rice-stem borer, codling moth, beet armyworm, prodenia litura.
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 is all ratio of quality and the number of copies.
Embodiment: fluorine mite piperazine proportioning co-toxicity experiments different from methoxyfenozide.
1.1 reagent agent
The former medicine of 97 % fluorine mite piperazine, the former medicine of 95% methoxyfenozide, 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 5 generations of indoor 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
First use the former medicine of acetone solution, according to the result of preliminary experiment, two appropriate former medicines are made into to 7 different proportionings, with acetone, each processing is diluted to respectively to 7 concentration gradients more stand-by, the ratio of 7 fluorine mite piperazine proportioning active ingredients different from methoxyfenozide is respectively 44:6; 38:12; 32:18; 26:24; 20:30; 14:36; 8:42.
1.3.2 chemicals treatment
The drop method that adopts NY/T1 154.1-2006 to recommend is measured.By 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 by medicament by a belly that drips to polypide, every some drops physic liquor 0.1L, the corresponding acetone contained with drop 0.1L be treated to contrast, the examination worm after drop is moved to (28
2) ℃, in the culture dish of relative moisture 75%, normally cultivate.Every processing repeats for 4 times, 20 examination worms of every repetition.
1.4 control time
After processing, 24h investigation examination worm death condition (judgement examination worm death standard is gently to sting without autonomic response with pin), record total borer population and dead borer population.
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%, do not proofread and correct, the contrast lethality, between 5%-20%, is proofreaied and correct by formula 2, the contrast lethality > 20%, test need be reformed.
The logarithm value of drug concentration (mg/L) of take is independent variable x, and the probability value of corrected mortality of take is dependent variable y, sets up respectively the virulence regression equation formula, adopts 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 methoxyfenozide (TI)=fluorine mite piperazine
50The LC of/methoxyfenozide
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=fluorine mite piperazine * P fluorine mite piperazine+methoxyfenozide * P methoxyfenozide
The TTI of the ATI/M of the co-toxicity coefficient of M (CTC)=M * 100
In formula:
The mixture that M is fluorine mite piperazine and the different proportionings of methoxyfenozide
P fluorine mite piperazine is fluorine mite piperazine shared ratio in mixture
The P methoxyfenozide is methoxyfenozide shared ratio in mixture.
2.1 toxicity test result.
Table 1 fluorine mite piperazine, the methoxyfenozide indoor measurement result to beet pretty young woman at night
As can be seen from the table, in active ingredient fluorine mite piperazine: the methoxyfenozide ratio is 44:6; 38:12; 32:18; 26:24; 20:30; 14:36; When 8:42 dilutes respectively, its co-toxicity coefficient all is greater than 120, shows certain synergistic effect, wherein fluorine mite piperazine: the synergistic effect that methoxyfenozide is 26:24 is the most obvious, and co-toxicity coefficient is 172.46.Result of the test shows, under indoor conditions, fluorine mite piperazine and methoxyfenozide are composite all has higher activity to beet armyworm, and suggestion is carried out further field control effectiveness test to suitable proportion 26:24 left and right mixture preparation, to estimate its field practical application effect.
The experimental result of 3 field trial control beet armyworms, 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.During dispenser, the field beet armyworm is 1～2 instar larvae peak period.
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
In dispenser Qian Zaimei community by 5 samplings of diagonal. every wild cabbage 2～3 strains (depending on insect density) of choosing Beet Armyworm Eggs and larva.Statistics is demarcated beet exigua larvae head number in strain. using this as dispenser before the insect population radix.After dispenser for the first time the 7th day, for the second time after medicine 7 days, 14 days respectively investigation determine the beet exigua larvae number of residual survival in strain. using correction insect population decline rate as control efficiency.
3.1.3 drug effect computational methods
Insect population decline rate (%)=(larva number after 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
Within 7 days after medicine, observe the wild cabbage growing state, 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
50% fluorine mite piperazine methoxyfenozide is tested by different consumptions so that the 26:24 ratio is composite as can be seen from Table 2, and after medicine, its control to beet armyworm all is better than contrasting medicament, 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, and surrounding is all planted oranges and tangerines.For growing fine before the medication of examination oranges and tangerines.Carry out the complete stool spraying and process, the community 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 community 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 leaf, hand magnifier is directly observed blade face, investigation mite mouth radix before medicine, after medicine, 3d, 7d, 21d investigate respectively the remaining mite number alive in each community, calculate mite mouth decline rate, and contrast decline rate relatively, the calculating relative control effect.
3.1.3 drug effect computational methods
Mite number * 100 before decline rate (%)=(mite number after the front several dispensers of mite of dispenser)/dispenser
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
After dispenser, whether continuous 21d range estimation medicament has poisoning to crop.
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, after medicine, each investigation all shows its control efficiency to panonychus citri and all is better than contrasting medicament, 50% fluorine mite piperazine methoxyfenozide after dispenser 3 days, 7 days, within 21 days, the control efficiency to panonychus citri obviously is better than 3 contrast medicaments, 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.
Combine above result of the test described; the Pesticidal combination that the present invention contains fluorine mite piperazine and methoxyfenozide; beet armyworm, panonychus citri are shown to good control efficiency; to the target crop safety; with single dose, compare; 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. a Pesticidal combination that contains fluorine mite piperazine and methoxyfenozide, it is characterized in that: the active ingredient of this Pesticidal combination is fluorine mite piperazine and methoxyfenozide binary built, all the other are auxiliary element, and wherein the mass ratio of active ingredient fluorine mite piperazine and methoxyfenozide is 44～8: 6～42.
2. Pesticidal combination according to claim 1, it is characterized in that: fluorine mite piperazine and the methoxyfenozide 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 methoxyfenozide gross weight in preparation accounts for 5%～55% of the whole quality of the pharmaceutical preparations.
4. according to claim 1 or 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 (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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| US5530028A (en) * | 1992-11-23 | 1996-06-25 | Rohm And Haas Company | Insecticidal N'-substituted-N,N'-diacylhydrazines |
| CN101801196A (en) * | 2007-09-21 | 2010-08-11 | 拜尔农作物科学股份公司 | Active ingredient combinations having insecticidal and acaricidal properties |
| CN102630691A (en) * | 2012-03-31 | 2012-08-15 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing cyflumetofen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5530028A (en) * | 1992-11-23 | 1996-06-25 | Rohm And Haas Company | Insecticidal N'-substituted-N,N'-diacylhydrazines |
| CN1105025A (en) * | 1993-07-21 | 1995-07-12 | 奇诺英药物化学工厂有限公司 | Novel acaricidally active tetrazine derivatives |
| CN101801196A (en) * | 2007-09-21 | 2010-08-11 | 拜尔农作物科学股份公司 | Active ingredient combinations having insecticidal and acaricidal properties |
| CN102630691A (en) * | 2012-03-31 | 2012-08-15 | 陕西韦尔奇作物保护有限公司 | Pesticide composition containing cyflumetofen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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