CN102246800A - Insecticidal composition containing indoxacarb and dinotefuran - Google Patents
Insecticidal composition containing indoxacarb and dinotefuran Download PDFInfo
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- CN102246800A CN102246800A CN2011101862026A CN201110186202A CN102246800A CN 102246800 A CN102246800 A CN 102246800A CN 2011101862026 A CN2011101862026 A CN 2011101862026A CN 201110186202 A CN201110186202 A CN 201110186202A CN 102246800 A CN102246800 A CN 102246800A
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- rice
- mti
- dinotefuran
- worm prestige
- indenes worm
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Abstract
The invention relates to a pesticide insecticidal composition, which comprises active ingredients of indoxacarb and dinotefuran, wherein the mass percentage ratio of the indoxacarb to the dinotefuran is 1-80:80-1, and the content of the indoxacarb and the dinotefuran in a compounded preparation is 1-80%. The compounded pesticide composition provided by the invention can be prepared into missible oil, a suspension agent, wettable powder, water dispersible granules, a water emulsion and other dosage forms by using a method known by technicians in the field. The insecticidal composition provided by the invention is suitable for controlling brown plant hoppers, white-backed plant hoppers, small brown plant hoppers, rice leafhoppers, spider rafters rice stinkbugs, star stinkbugs, green rice stinkbugs, Trigonotylus ruficonis Geoffroy, oulema oryzae, caseworms, striped rice borers and rice grass hoppers as well as pests like aphids, whiteflies, scale insects, Unaspis yanonensis, nezara viridula, Carposina niponensis Walsingham, Citrus leafminer, Caloptilia theivora, phyllotreta striolata, bean flies and the like on fruits and vegetables.
Description
Invention field:
The present invention relates to a kind of composition pesticide with synergistic effect, active ingredient is indenes worm prestige and MTI-446.
Background technology:
Indenes worm prestige is a kind of insecticide of du pont company Development and Production.Can effectively prevent and treat grain, cotton, really, the various pests on the crop such as vegetables.Chemical name: 7-chloro-2,3,4a, 5-tetrahydrochysene-2-[methoxycarbonyl (4-Trifluoromethoxyphen-l) carbamoyl] indeno [1,2-e] [1,3,4-] oxadiazines-4a-carboxylate methyl ester.Indenes worm prestige has tags and stomach poison function, all effective to each instar larvae.Medicament enters in the insect bodies by contacting and get food, and insect promptly stops to get food in 0-4 hour, is benumbed immediately, and the coordination ability of insect can descend (can cause larva to fall from crop), and is generally dead in 24-60 hour behind medicine.
Its chemical mechanism formula is as follows:
MTI-446 is the third generation nicotinic insecticide of Mitsui chemical company exploitation.The chemical constitution of itself and existing nicotinic insecticide has than big difference, and chloro-pyridine base, chloro thiazolyl before its tetrahydrofuran base has replaced do not contain the halogen family element.Simultaneously, also different at aspect of performance with nicotine.So people are referred to as " furans nicotine " at present.This medicament insecticidal spectrum is wide, has remarkable interior suction osmosis, and has promptly shown very high insecticidal activity at very low dosage.This medicament is fool proof to mammal, birds and aquatile, and crop is not had poisoning, can be used for numerous crops such as paddy rice, fruit tree, vegetables.The chemical structural formula of MTI-446 is:
Summary of the invention:
Based on above situation, the object of the present invention is to provide a kind of agricultural insecticide composition, this Pesticidal combination is characterized in that with indenes worm prestige (A) and MTI-446 (B) be that active ingredient is mixed, and prevents the various pests of crops.
Pesticidal combination of the present invention is characterized in that the mass ratio of effective constituents A and B is 1～80: 80～1.
Pesticidal combination of the present invention is characterized in that through the toxicity test experiment, the mass ratio of effective constituents A and B is preferably 1～20: 20～1.
The formulation that described Pesticidal combination of the present invention can be prepared according to the known method of those skilled in the art of the present technique is formulations such as missible oil, aqueous emulsion, suspending agent, wetting powder, water dispersible granules, microemulsion.Described indenes worm prestige and the MTI-446 gross mass content in preparation is 1～80%, preferred 1%～30%.All the other compositions are to allow in the agricultural chemicals to use and the acceptable auxiliary element.
The auxiliary agent that uses in the Pesticidal combination of the present invention (auxiliary element) comprises solvent, wetting agent, dispersant, antifreezing agent, thickener, defoamer, disintegrant, filler etc., and other are of value to active ingredient stable known substance of bringing into play with drug effect (being the composition of using always in the agricultural chemicals or allowing to use) in preparation, concrete composition and consumption, according to the prescription requirement, determine by normal experiment.
Described emulsifier is selected from any one or more mixtures formed with arbitrary proportion in calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene sulfosuccinate, styryl phenol APEO, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, the polyoxyethylene aliphatic alcohol ether.
Described solvent is any one or more mixed solvents formed with arbitrary proportion in dimethylbenzene or biodiesel, toluene, diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine oil, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), the water equal solvent.
Described dispersant is selected from one or more in polycarboxylate, lignosulfonates, alkylphenol polyoxyethylene formaldehyde condensation products sulphate, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, polyoxyethylene carboxylate, the fatty acid glyceride APEO.
Described wetting agent is selected from: lauryl sodium sulfate, calcium dodecyl benzene sulfonate, Nekal BX., among the wetting and penetrating agent F, alkylnaphthalene sulfonate, polyoxyethylene triphenylethylene phosphenylic acid salt, spaonin powder, silkworm excrement, soapberry powder one or more.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, the sodium bicarbonate.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, the polyvinyl alcohol.
Described stabilizing agent is selected from: a kind of in sodium citrate, the resorcinol.
Described antifreezing agent is selected from: one or more in ethylene glycol, propane diols, the glycerine.
Described defoamer is selected from: silicone oil, silicone compound, C
10-20Saturated fat acid compounds, C
8-10In the aliphatic alcohols compound one or more.
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the precipitated calcium carbonate.
Pesticidal combination of the present invention has very obvious synergistic effect, can reduce effective ingredient consumption, delays the generation of pest resistance to insecticide, and can be used for the improvement of resistant insect.Brown planthopper, white-backed planthopper, small brown rice planthopper, rice leafhopper, rice spider rafter stinkbug, star stinkbug, the green rice bug that is suitable for preventing and treating rice grub resemble, red must fleahopper, negative worm, rice tube water snout moth's larva, striped rice borer, the oryza chinensis class of mixing of rice; And the Phytophthira of fruits and vegetables, aleyrodid class, a red-spotted lizard class, unaspis shield kuwana, the green stinkbug of Zhu, peach fruit borer, tangerine lyonetid, the thin moth of tea, striped flea-beetle, the beans insects such as fly of diving.Pesticide dosage is low, is difficult for causing residual exceeding standard, and also has the low characteristics of toxicity simultaneously, helps environmental protection and production non-polluted farm product.
Embodiment:
The different proportioning co-toxicities of indenes worm prestige with MTI-446
1.1 reagent agent
The former medicine of 94% indenes worm prestige, the former medicine of 95% MTI-446, above-mentioned former medicine provides by research and development centre of Qingdao Hailir Pesticides and Chemical Co., Ltd..
1.2 for examination worm source
Indoor potted apple seedling is raised continuously the apple aphid adult in three ages in 10 generations, temperature (25 ± 2) ℃, relative moisture 50% ± 4%, periodicity of illumination 14/10h (L/D).
1.3 single agent assay method
Adopt dip method with two former medicines all with the small amount of acetone dissolving, be diluted to into 5 dense solution of equal difference again with 0.1% Tween solution, be diluted in the beaker with standby, and in contrast with clear water.With of the same size three age the apple aphid adult in the soup that soaks the worm cage, flood 5S, inhale and to go to be placed in the culture dish that diameter is 9cm behind the unnecessary soup, be placed with the fresh apple blade in the ware and add a cover.Every concentration is handled 10, repeats 4 times.If blank.Keep in (27 ± 1) ℃ illumination box checking lethality behind the 24h that it is dead touching the polypide nonresponder with group pin.Lethality Abbott formula correction, again according to the concentration logarithm---the lethality probit value is analyzed (Bliss) method, obtains virulence regression equation and puts dead middle amount LC
50Value.
1.4 the joint toxicity measuring method of different proportionings
According to the toxicity test result of single agent, be 10% quality than indenes worm prestige by active ingredient: MTI-446 was respectively 1: 9,3: 7,5: 5,7: 3,9: 1.Adopt above-mentioned 1.3 methods to carry out toxicity test, calculate LC
50, and press the abundant method of Sun Yun and calculate co-toxicity coefficient (CTC).Co-toxicity coefficient CTC, computing formula following (with indenes worm prestige is the standard medicament, and its toxicity index is 100):
The LC of the toxicity index of pleocidin (TI)=indenes worm prestige
50The LC of/MTI-446
50* 100
The LC of the actual toxicity index (ATI) of M=indenes worm prestige
50The LC of/M
50* 100
TI * P the MTI-446 of the TI of the theoretical toxicity index (TTI) of M=indenes worm prestige * P indenes worm prestige+MTI-446
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula:
M is indenes worm prestige and the mixture of MTI-446 by different proportionings
The P MTI-446 is MTI-446 shared ratio in mixture
P indenes worm prestige is indenes worm prestige shared ratio in mixture
2.1 toxicity test result
Table 1 indenes worm prestige, MTI-446 are to the indoor measurement result of apple aphid
As can be seen from the table, in being mixed of different proportion, its co-toxicity coefficient shows certain synergistic effect all greater than 120, wherein indenes worm prestige: MTI-446 is that 5: 5 synergistic effect is the most obvious, and co-toxicity coefficient is 198.84.Result of the test shows, indenes worm prestige, two kinds of medicaments of MTI-446 all have higher activity to apple aphid under indoor conditions, the result of the test of different proportion proportioning shows, by active ingredient indenes worm prestige: MTI-446 is 1: 9,3: 7,5: 5,7: 3,9: 1 o'clock, all show stronger synergistic effect, wherein with indenes worm prestige: MTI-446 is 5: 5 o'clock, and synergistic effect is best.
3 field trials control apple aphid, the wild cabbage diamond-back moth.
3.1 field experiment control apple aphid
3.1 test method
3.1.1 application method
Test is sprayed medicine 1 time altogether, and the dispenser date is June 16.Apple aphid adult major part was in for 2～3 length of times.Weather is cloudy calm during the spray medicine.With the agricultural board level pressure of profit knapsack hand sprayer each is handled even spraying, leave dual sides all requires to be sprayed with the effect soup.Every sub-district soup 2L.
3.1.2 investigation method
Investigate each sub-district and fix 1 strain apple sapling as the investigation strain. write down the adult quantity on whole blades.Investigate the insect population radix before spraying medicine, respectively 3,7 days and investigation in 10 days borer population alive behind the spray medicine.This test is investigated 4 times altogether.
3.1.3 drug effect computational methods
The insect population borer population of living before rate (%)=(borer population of living after the borer population-dispenser of living before the dispenser)/dispenser that goes down) * 100
Preventive effect (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(100-check plot insect population go down rate) * 100
3.1.4 poisoning investigation method
Continuous 10d range estimation medicament does not have poisoning to produce apple sapling well-grown to crop after the dispenser.
3.2 field control effectiveness test result
Table 2 is handled chemical control apple aphid field control effectiveness test result
As can be seen from Table 2, the Mixed Pharmacy of different proportion, carry out field experiment by different consumptions, its control efficiency to apple aphid all is better than contrasting medicament behind the medicine, 10% (indenes worm prestige: MTI-446) (5: 5) behind medicine 10 days, insecticidal effect is respectively 86.69%, 90.20% and 92.94%, and insecticidal effect increases along with the increase of consumption, and difference reaches extremely remarkable between each consumption processing insecticidal effect.According to field range estimation, in the test dose scope, plant growth is normal, and each is handled medicament and poisoning phenomenon to apple all do not occur, illustrates that it is safe to apple.Advise that the insecticide different with the mechanism of action mixes use to delay the generation of pest resistance to insecticide.
4.1 field experiment control wild cabbage diamond-back moth test
4.1.1 test method
Tested on July 8th, 2010 to July 18 and carry out in wild cabbage plantation, Shouguang City, Shandong Province.Tested on July 8th, 2010 and carry out routine to water spray by each processing design concentration.Spraying equipment is a 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 diamond-back moth be 1～2 age the adult peak period.Every 667m
2To the water yield is 70kg.
Duration of test weather is good, and daily mean temperature is 18.0～26.8 ℃.Dispenser fine day on the same day.
4.1.2 investigation method
Before dispenser in every sub-district by 5 samplings of diagonal. every wild cabbage 3～5 strains (deciding) of choosing diamond-back moth ovum and adult on insect density.Statistics is demarcated a diamond-back moth number in the strain. with this as dispenser before the insect population radix.In after the dispenser the 3rd, 7,10d investigates the diamond-back moth borer population of deciding residual survival in the strain respectively. go down rate as control efficiency to proofread and correct insect population.
4.1.3 drug effect computational methods.
4.1.4 poisoning investigation method
It is good that the sub-district cotton growth is respectively handled in the duration of test observation, all finds no the poisoning phenomenon and take place.
4.2 field control effectiveness test result of the test
Table 3 is handled chemical control wild cabbage diamond-back moth field control effectiveness test result
As can be seen from Table 3, the Mixed Pharmacy of different proportion carries out field experiment by different consumptions, its control efficiency to diamond-back moth all is better than contrasting medicament behind the medicine, 10% (indenes worm prestige: MTI-446) (5: 5) control diamond-back moth quick-acting is fast, and efficiency time is long, and control efficiency is good.10 days insecticidal effect reaches 84.34%, 88.78%, 90.14% respectively behind medicine, and insecticidal effect increases progressively along with the increase of consumption.According to experimental observation, each medication is handled does not all have poisoning to wild cabbage.Suggestion was grasped the diamond-back moth adult before 3 ages in dispenser period, required even spraying during dispenser, blade face, blade back even medicine, advise that the medicament different with other mechanisms of action is used alternatingly, to delay the generation of pest resistance to insecticide.
To sum up twice field experiment result is described, the present invention contains the Pesticidal combination of indenes worm prestige and MTI-446, insects such as apple aphid and wild cabbage diamond-back moth are shown good control efficiency, to the target crop safety, compare with single agent, Pesticidal combination of the present invention has mechanism of action uniqueness, the unit administration amount 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 the important social meaning is arranged, can produce very big economic benefit, promote peasant's increasing both production and income,, the potentiality that vigorously promote the use are arranged agricultural product and Environmental security.
Claims (5)
1. Pesticidal combination that contains indenes worm prestige and MTI-446.
2. Pesticidal combination according to claim 1 is characterized in that: the mass ratio of indenes worm prestige and MTI-446 is 1～80: 80～1.
3. Pesticidal combination according to claim 1 is characterized in that: indenes worm prestige is 1～20: 20～1 with the quality optimization ratio of MTI-446.
4. Pesticidal combination according to claim 1 is characterized in that: active ingredient indenes worm prestige and the total mass ratio of MTI-446 in composition are 1～80%, preferably than being 1～30%.
5. Pesticidal combination according to claim 1 is characterized in that: adopting the known technical scheme of those skilled in the art can be prepared into the formulation that described Pesticidal combination of the present invention can prepare according to the known method of those skilled in the art of the present technique is formulations such as missible oil, aqueous emulsion, suspending agent, wetting powder, water dispersible granules, microemulsion, microcapsule formulations.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101862026A CN102246800A (en) | 2011-06-26 | 2011-06-26 | Insecticidal composition containing indoxacarb and dinotefuran |
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|---|---|---|---|
| CN2011101862026A CN102246800A (en) | 2011-06-26 | 2011-06-26 | Insecticidal composition containing indoxacarb and dinotefuran |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102246803A (en) * | 2011-08-18 | 2011-11-23 | 南宁市德丰富化工有限责任公司 | Dinotefuran-containing insecticide |
| CN102626110A (en) * | 2012-03-20 | 2012-08-08 | 永农生物科学有限公司 | Indoxacarb-containing complex pesticide composition |
| CN105010383A (en) * | 2015-08-01 | 2015-11-04 | 华中农业大学 | Insecticidal composition containing dinotefuran and indoxacarb and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060063829A1 (en) * | 2002-02-21 | 2006-03-23 | Wolfram Andersch | Synergistic insecticide mixtures |
| WO2010099965A2 (en) * | 2009-03-05 | 2010-09-10 | Gat Microencapsulation Ag | Oil dispersions of nachr binding neonicotinoids |
-
2011
- 2011-06-26 CN CN2011101862026A patent/CN102246800A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060063829A1 (en) * | 2002-02-21 | 2006-03-23 | Wolfram Andersch | Synergistic insecticide mixtures |
| CN101036464A (en) * | 2002-02-21 | 2007-09-19 | 拜尔农作物科学股份公司 | Synergistic insecticidal mixtures |
| WO2010099965A2 (en) * | 2009-03-05 | 2010-09-10 | Gat Microencapsulation Ag | Oil dispersions of nachr binding neonicotinoids |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102246803A (en) * | 2011-08-18 | 2011-11-23 | 南宁市德丰富化工有限责任公司 | Dinotefuran-containing insecticide |
| CN102626110A (en) * | 2012-03-20 | 2012-08-08 | 永农生物科学有限公司 | Indoxacarb-containing complex pesticide composition |
| CN102626110B (en) * | 2012-03-20 | 2014-07-02 | 永农生物科学有限公司 | Indoxacarb-containing complex pesticide composition |
| CN105010383A (en) * | 2015-08-01 | 2015-11-04 | 华中农业大学 | Insecticidal composition containing dinotefuran and indoxacarb and preparation method thereof |
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Application publication date: 20111123 |