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CN103651376A - Synergistic insecticidal composition containing ethiprole and flonicamid and application of synergistic insecticidal composition - Google Patents

Synergistic insecticidal composition containing ethiprole and flonicamid and application of synergistic insecticidal composition Download PDF

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Publication number
CN103651376A
CN103651376A CN201210323101.3A CN201210323101A CN103651376A CN 103651376 A CN103651376 A CN 103651376A CN 201210323101 A CN201210323101 A CN 201210323101A CN 103651376 A CN103651376 A CN 103651376A
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Prior art keywords
flonicamid
worm nitrile
synergistic insecticidal
insecticidal compositions
synergistic
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CN201210323101.3A
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Inventor
陈文明
刘奎涛
高瑞花
刘德友
都瑞军
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Nanjing Huazhou Pharmaceutical Co Ltd
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Nanjing Huazhou Pharmaceutical Co Ltd
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Abstract

The invention discloses a synergistic insecticidal composition containing ethiprole and flonicamid and an application of the synergistic insecticidal composition. The ethiprole and the flonicamid are used as insecticidal active ingredients of the synergistic insecticidal composition, wherein the weight ratio of the ethiprole to the flonicamid is (0.1-80): (0.2-70). The insecticidal composition is capable of generating a relatively high synergistic effect, overcoming and delaying pest resistance to pesticides and reducing the pesticide cost, high in insecticidal speed and long in lasting period. The synergistic insecticidal composition can be used for preventing and controlling hemiptera pests on crops and particularly preventing and controlling rice planthopper, aleyrodid, aphids and the like, and is remarkably high in effect in comparison with a single dosage of pesticide.

Description

A kind of Synergistic insecticidal compositions and application thereof containing second worm nitrile and flonicamid
Technical field
The invention belongs to the field of agricultural pesticide that contains heterocyclic compound, be specifically related to a kind of Synergistic insecticidal compositions.
Background technology
Second worm nitrile (Ethiprole), chemical name: 1-(2,6-dichlor-4-trifluoromethyl phenyl)-3-cyano group-4-ethyl sulfinyl-5-amino-pyrazol.Molecular formula is: C 13h 9c 12f 3n 4oS.
Second worm nitrile (Ethiprole) is the Insecticidal and acaricidal agent by rhone-poulenc is found, Beyer Co., Ltd develops, belong to effective to multiple chewing type and sucking pest under the low consumption of insecticide that the second generation acts on GABA, can be used for seed treatment and foliar spray, the lasting period reaches 21-28d.(be mainly used in preventing and treating thrips, stinkbug, curculionid, beet gelechiid, aphid, plant hopper and locust etc., some aleyrodid is also shown to activity (particularly the rice grub green rice bug of extremely difficult control being had to very strong activity).
Flonicamid (Flonicamid, Flunicotamid), chemical name: N-cyanogen methyl-(trifluoromethyl) vitamin PP.
Flonicamid belongs to lower toxicity insecticide variety.This agent is effective to various suckings pest, and has good osmosis.It can be from root to stem, the infiltration of leaf portion, but by leaf portion to stem, root osmosis relatively a little less than.
This medicament causes effect by hindering insect act of sucking.Insect stops sucking after taking in medicament very soon, last hungry and dead.
Insect according to electronics sucks behavior (EM III) parsing, and this agent can make the lancet tissue of the sucking insects such as aphid cannot insert plant tissue and cause effect.10% water dispersible granules, every 667m when the insects such as vegetable aphid such as control cucumber 2use 10% water dispersible granules 30-509 to spray water.When preventing and treating the fruit aphids such as apple, with 10% water dispersible granules, add water 2500-5000 and doubly spray.Through test and land for growing field crops, use proof, flonicamid is to various aphids, plant hopper, aleyrodid, leafhopper, fruit bat, wireworm, thrips, ant class, leaf miner, and the first-class sucking pest of springtail has special efficacy, and pests with chewing mouthparts is also had to good control efficiency.
The Semiptera such as rice fulgorid, aphid insect is under the condition of current long-term prescription, and resistance increases gradually, and agricultural chemicals single dose declines gradually to the effect of control of insect, for the control of Semiptera insect, there is no effective preparation.Inventor finds after deliberation, and the composite of agricultural chemicals is expanding prevention spectrum and the effective measures that improve preventive effect, not yet finds that up to now the complex insecticidal composition of relevant second worm nitrile and flonicamid is used for preventing and treating resistance Semiptera insect.
Summary of the invention
The object of this invention is to provide a kind of Synergistic insecticidal compositions containing second worm nitrile and flonicamid.
Another object of the present invention is to provide above-mentioned Synergistic insecticidal compositions and prevents and treats the application in resistance Semiptera insect insecticidal materials in preparation.
For achieving the above object, the present invention is composite by different two kinds of insecticidal materials second worm nitriles and the flonicamid of controlling object, obtains the new and effective multifunctional insecticide composition of a class.The various pests that this Pesticidal combination easily produces resistance to plant hopper, aphid, diamond-back moth has good preventive effect; And suppress insect the pesticide resistance of unitary agent (second worm nitrile or flonicamid) is produced.The following technical scheme of the concrete employing of the present invention:
Containing a Synergistic insecticidal compositions for second worm nitrile and flonicamid, it is active insecticidal components that this Synergistic insecticidal compositions be take second worm nitrile and flonicamid, and wherein, the weight ratio of second worm nitrile and flonicamid is 0.1 ~ 80:0.2 ~ 70.
In this compound pesticide compositions, the weight ratio of second worm nitrile (A) and flonicamid (B) is preferably 0.5 ~ 60:1 ~ 50.A kind of preferred scheme is that the two weight ratio of A and B is further 1 ~ 30:1 ~ 20, most preferably is 1 ~ 10:1 ~ 10.It is that the two weight ratio of A and B is 0.1 ~ 20:1 that another kind is preferably scheme, is further 0.1 ~ 10:1.
This compound pesticide compositions can only contain active component second worm nitrile and flonicamid, also can when using or prepare, in active component, add other components, and the effective ingredient in this Pesticidal combination can also synergy effective dose be present in composition.
In Synergistic insecticidal compositions of the present invention, the two percentage by weight that accounts for composition of second worm nitrile and flonicamid is 3 ~ 80%.Be preferably 5 ~ 50%, most preferably 5 ~ 20%." % " of the present invention is mass percent.
It is main active ingredient (active component) that above-mentioned Insecticidal combinations be take second worm nitrile and flonicamid, be mixed with insecticides adjuvant and excipients any one formulation allowing on agricultural chemicals, described formulation is preferably missible oil, suspending agent, aqueous emulsion, wetting powder, microemulsion or water dispersion granule.
Aforementionedly can be applicable to the not special restriction of insecticides adjuvant of the present invention, include, but are not limited to calcium dodecyl benzene sulfonate, 600#, the rare block compound of polyoxyethylene polyoxy third (as agriculture breast 33 #), polyoxyethylene nonylphenol ether etc.Aforementionedly can be applicable to excipient of the present invention and be also not particularly limited, include, but are not limited to cyclohexanone, vegetable oil, solvent naphtha, water, antifreezing agent (as propane diols), deionized water etc.Above auxiliary agent, excipient can alone or mixing use, also can add other auxiliary material allowing on pesticidal preparations.
Above-mentioned Pesticidal combination can be prevented and treated the application in the insecticidal materials of resistance Semiptera insect in preparation, and the control efficiency of the present composition is used apparently higher than its single dose, and described Semiptera insect refers in particular to rice fulgorid, aphid or aleyrodid.
Indoor bioassay and field control effectiveness test show that compound insecticidal medicine of the present invention has significant synergistic insecticidal action to Semiptera insect, especially the insecticidal effect of plant hopper (particularly water rice hopper), aphid, aleyrodid or diamond-back moth are all significantly higher than the effect of corresponding single dose agricultural chemicals.
Beneficial effect of the present invention: the second worm nitrile providing of the present invention and flonicamid Pesticidal combination, can produce higher synergistic function, desinsection speed is fast, overcome and delayed pest resistance to insecticide, expanding prevention spectrum, has reduced drug cost simultaneously, and its successful is used higher than its single dose.
Embodiment
Below in conjunction with embodiment, the invention will be further described, but do not limit the present invention in any way.
Embodiments of the invention are the methods that adopt indoor bioassay and field trial to combine.First by indoor bioassay, the co-toxicity coefficient after clear and definite two kinds of medicaments are composite by a certain percentage; On this basis, then carry out field trial.
Embodiment 1:
Take second worm nitrile and flonicamid and be total to 30g, calcium dodecyl benzene sulfonate 4g, 600#4g, phenethyl phenol polyethenoxy ether 6g, solvent naphtha to 100g.The method that above raw material is prepared to missible oil routinely drops in mixing kettle mixes, and is mixed with the second worm nitrile flonicamid missible oil that main active ingredient weight percentage is 30%, and wherein the concrete ratio of second worm nitrile and flonicamid is in Table 1 and 2.
Adopt rice stem infusion process to carry out indoor synergy biologicall test, selecting resistant rice plant hopper is target pest, and every processing repeats 3 times, and every concentration is processed 60, uses LC 50value is pressed the abundant method of Sun Yun and is calculated co-toxicity coefficient, the results are shown in Table 1:
The Toxicity Determination of table 1. second worm nitrile and flonicamid composition and single dose antagonism rice fulgorid thereof
Figure BDA00002096231600031
In table, data show, after second worm nitrile and flonicamid are mixed, Brown Planthopper are had to synergistic effect, and three proportioning co-toxicity coefficients listed in table are all much larger than 120, so second worm nitrile and flonicamid are mixed and have significant synergies.
Employing is soaked leaf dip method and is carried out indoor synergy biologicall test, and selecting resistance aleyrodid is target pest, and every processing repeats 3 times, uses LC 50value is pressed the abundant method of Sun Yun and is calculated co-toxicity coefficient, the results are shown in Table 2:
The Toxicity Determination of table 2. second worm nitrile and flonicamid Synergistic insecticidal compositions and single dose antagonism aleyrodid thereof
Figure BDA00002096231600041
In table, data show, after second worm nitrile and flonicamid are mixed, aleyrodid are had to synergistic effect, and three proportioning co-toxicity coefficients listed in table are all much larger than 120, and second worm nitrile and flonicamid are mixed and have significant synergies.
Adopt the sample of embodiment 2 and 3, according to every mu of ground medication 10g, 20g, 25g preparation, contrast medicament is 10% flonicamid WP30g/ mu, 5% second worm nitrile AS30g/ mu, every mu of ground water 30kg control Brown Planthopper.Within after dispenser 4 days, 10 days, 15 days, 20 days, 30 days, come to an end really, and carry out data processing, the results are shown in Table 3:
Table 3. second worm nitrile and the field test results of flonicamid Synergistic insecticidal compositions to Brown Planthopper
Figure BDA00002096231600042
As can be known from the above table, second worm nitrile flonicamid is composite is better than 10% flonicamid wetting powder, 5% second worm nitrile aqua to water rice hopper drug effect, demonstrates the superiority of formula.
Adopt the sample of embodiment 2 and 3, according to every mu of ground medication 10g, 20g, 25g medicament, contrast medicament is 10% flonicamid WP30g/ mu, 5% second worm nitrile AS30g/ mu, every mu of ground water 30kg, the aleyrodid on control cucumber.Within after dispenser 4 days, 10 days, 15 days, 20 days, 30 days, come to an end really, and process, the results are shown in Table 4:
The composite field test results to aleyrodid of table 4. second worm nitrile-flonicamid
Figure BDA00002096231600043
Figure BDA00002096231600051
As can be known from the above table, second worm nitrile flonicamid is composite is better than 10% flonicamid wetting powder, 5% second worm nitrile aqua to aleyrodid drug effect, demonstrates the superiority of formula.
Embodiment 2:
Take 0.5g second worm nitrile, 10g flonicamid is dissolved in 8g solvent naphtha, then adds 1g ethylene glycol and 5g600# disodium sulfosuccinate, stir.Above-mentioned solution is slowly poured in excess water to gross weight 100g, under fully stirring, made 10.5% second worm nitrile flonicamid aqueous emulsion.
Embodiment 3:
Take 1g second worm nitrile, 10g flonicamid is dissolved in 8g solvent naphtha, then adds 1g ethylene glycol and 5g600# disodium sulfosuccinate, stir.Above-mentioned solution is slowly poured in excess water, under fully stirring, made 11% second worm nitrile flonicamid aqueous emulsion.
Embodiment 4:
Take 45g second worm nitrile, 5g flonicamid is dissolved in 8g solvent naphtha, then adds 1g ethylene glycol and 5g600# disodium sulfosuccinate, stir.Above-mentioned solution is slowly poured in excess water, under fully stirring, made 50% second worm nitrile flonicamid aqueous emulsion.
Embodiment 5:
Take 2g second worm nitrile, 20g flonicamid, 600#5g, phenethyl phenol polyethenoxy ether 6g, 1-METHYLPYRROLIDONE 4g, isopropyl alcohol 6g, solvent naphtha 3g, surplus is water, the method that above raw material is prepared to microemulsion routinely drops in mixing kettle mixes, and makes 22% second worm nitrile flonicamid microemulsion.
Embodiment 6:
Take 5g second worm nitrile, 45g flonicamid, the 8g of wooden sodium sulfonate, lauryl sodium sulfate 2g, ammonium sulfate 5g, polyvinyl alcohol 5g, borax 2g, kaolin 28g, makes 50% second worm nitrile flonicamid water dispersion granule by above raw material by the method for water dispersion granule.
Embodiment 7:
Take 75g second worm nitrile, 0.2g flonicamid, methyl naphthalene sulfonate formaldehyde condensate 6g, polyoxyethylene nonylphenol ether 3g, aluminium-magnesium silicate 0.5g, ethylene glycol 7g, tributyl phosphate 2g, silicone oil 0.2g, surplus is water, above raw material is prepared routinely to the method for suspending agent, made 75.2% second worm nitrile flonicamid suspending agent.
Embodiment 8:
Take 10g second worm nitrile, 15g flonicamid, methyl naphthalene sulfonate formaldehyde condensate 6g, polyoxyethylene nonylphenol ether 3g, aluminium-magnesium silicate 0.5g, ethylene glycol 7g, tributyl phosphate 2g, silicone oil 0.2g, surplus is water, above raw material is prepared routinely to the method for suspending agent, made 25% second worm nitrile flonicamid suspending agent.
Embodiment 9:
Take 5g second worm nitrile, 70g flonicamid, calcium dodecyl benzene sulfonate 4g, 600#4g, phenethyl phenol polyethenoxy ether 5g, solvent naphtha to 100g, the method that above raw material is prepared to missible oil routinely drops in mixing kettle mixes, and makes 75% second worm nitrile flonicamid missible oil.
Embodiment 10:
Take 0.1g second worm nitrile, 30g flonicamid, calcium dodecyl benzene sulfonate 4g, 600#4g, phenethyl phenol polyethenoxy ether 6g, solvent naphtha to 100g, the method that above raw material is prepared to missible oil routinely drops in mixing kettle mixes, and makes 30.1% second worm nitrile flonicamid missible oil.
Embodiment 11:
Take 30g second worm nitrile, 20g flonicamid, calcium dodecyl benzene sulfonate 4g, 600#5g, phenethyl phenol polyethenoxy ether 6g, solvent naphtha to 100g, the method that above raw material is prepared to missible oil routinely drops in mixing kettle mixes, and makes 50% second worm nitrile flonicamid missible oil.
Embodiment 12:
Take 60g second worm nitrile, 5g flonicamid, 1g lauryl sodium sulfate, 0.5g dispersing agent NNO, kaolin to 100g, above raw material is prepared routinely to the method for wetting powder and mixed, form 65% second worm nitrile flonicamid wetting powder.

Claims (10)

1. containing a Synergistic insecticidal compositions for second worm nitrile and flonicamid, it is characterized in that it is active insecticidal components that this Synergistic insecticidal compositions be take second worm nitrile and flonicamid, wherein, the weight ratio of second worm nitrile and flonicamid is 0.1 ~ 80:0.2 ~ 70.
2. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid according to claim 1, is characterized in that in this Synergistic insecticidal compositions, the weight ratio of second worm nitrile and flonicamid is 0.5 ~ 60:1 ~ 50.
3. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid according to claim 2, is characterized in that in this Synergistic insecticidal compositions, the weight ratio of second worm nitrile and flonicamid is 1 ~ 30:1 ~ 20.
4. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid according to claim 3, is characterized in that in this Synergistic insecticidal compositions, the weight ratio of second worm nitrile and flonicamid is 1 ~ 10:1 ~ 10.
5. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid according to claim 1, is characterized in that the two weight percentage that accounts for this Synergistic insecticidal compositions of second worm nitrile and flonicamid is 3 ~ 80%.
6. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid according to claim 5, is characterized in that the two weight percentage that accounts for this Synergistic insecticidal compositions of second worm nitrile and flonicamid is 5 ~ 50%.
7. according to the Synergistic insecticidal compositions containing second worm nitrile and flonicamid described in claim 1,2 or 3, it is characterized in that this Synergistic insecticidal compositions take second worm nitrile and flonicamid and be mixed with the formulation allowing on agricultural chemicals as active insecticidal components and insecticides adjuvant and excipients.
8. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid according to claim 7, is characterized in that described formulation is missible oil, suspending agent, aqueous emulsion, wetting powder, microemulsion or water dispersion granule.
9. the Synergistic insecticidal compositions containing second worm nitrile and flonicamid claimed in claim 1 is prevented and treated the application in the insecticidal materials of resistance Semiptera insect in preparation.
10. the application of the Synergistic insecticidal compositions containing second worm nitrile and flonicamid claimed in claim 1 in the insecticidal materials of preparation control plant hopper, aleyrodid, diamond-back moth or aphid.
CN201210323101.3A 2012-09-04 2012-09-04 Synergistic insecticidal composition containing ethiprole and flonicamid and application of synergistic insecticidal composition Pending CN103651376A (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101043815A (en) * 2004-10-22 2007-09-26 巴斯福股份公司 Pesticidal mixtures
CN102349504A (en) * 2011-09-13 2012-02-15 广西田园生化股份有限公司 Flonicamid-containing ultralow volume liquid agent

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101043815A (en) * 2004-10-22 2007-09-26 巴斯福股份公司 Pesticidal mixtures
CN102349504A (en) * 2011-09-13 2012-02-15 广西田园生化股份有限公司 Flonicamid-containing ultralow volume liquid agent

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Application publication date: 20140326