CN100431413C - Composition capable of killing B type sweetpotato whitefly and harmful arthropod - Google Patents

Composition capable of killing B type sweetpotato whitefly and harmful arthropod Download PDF

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Publication number
CN100431413C
CN100431413C CNB2005100241899A CN200510024189A CN100431413C CN 100431413 C CN100431413 C CN 100431413C CN B2005100241899 A CNB2005100241899 A CN B2005100241899A CN 200510024189 A CN200510024189 A CN 200510024189A CN 100431413 C CN100431413 C CN 100431413C
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composition
type
imidacloprid
bemisia tabaci
propyl ether
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CN1826890A (en
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施顺发
张振国
徐里奇
毕强
董建生
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Shanghai biochemical products Limited by Share Ltd
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Shengnong Biological-Chemical Products Co Ltd Shanghai
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Abstract

The present invention relates to a composition for killing B type bemisia tabaci and harmful arthropodas. The present invention is characterized in that the composition contains pyriproxyfen (4-phenoxyphenyl (RS)-2-(2-pyridinyl oxygen) propyl ether) and imidacloprid (1-(6-chlorin-3-pyridinylmethyl)-N-nitropyridinyl-2-amine) which are two kinds of active ingredients, wherein the weight ratio of the pyriproxyfen to the imidacloprid is from 1/0.5 to 1/25. The composition of the present invention overcomes the defects existing in the prior art. The composition has the obvious effect of effect enhancement. A small quantity of composition can be applied to process B type bemisia tabaci and various harmful arthropodas. The composition has the good contact killing performance, the good stomach toxicity and the good ovicidal effect.

Description

Has the composition of killing Type B Bemisia tabaci and harmful arthropod
Technical field
The present invention relates to a kind of composition with the effect of kill harmful arthropods Type B Bemisia tabaci.
Background technology
Have the multiple arthropodan composition of kill harmful that is used in the prior art at present.Yet in the process of some actual uses, effect is always unsatisfactory.As patent of invention (CN 1244343A) " the arthropodan composition of kill harmful " in SUMITOMO CHEMICAL chemical industry Co., Ltd. on February 16th, 2000 in China's application, it contains at least a 1-of being selected from (oxolane-3-yl) methyl-3-methyl-2-nitroguanidine and 3-[(2-chloro-5-thiazolyl) methyl]-5-methyl-4-nitro imino group tetrahydrochysene-1,3, the compound of 5-oxadiazine and pyriproxyfen (have another name called pyrrole propyl ether pyriproxyfen, chemical name is 4-Phenoxyphenyl-(RS)-2-(2-pyridine oxygen base) propyl ether) are as active component.The laboratory test example shows that said composition only has synergistic effect to housefly and Bemisia argentifolii from patent documentation.The harm of Type B Bemisia tabaci is not the most very seen this just composition defective of its test effect place in the world at present.
And for example, the patent of invention (CN1247453A) " the juvenoid element/chitin synthesis inhibitor termiticide compositions of synergy " that U.S. Dow Agro Sciences LLC applied in China on March 15th, 2000, it is the composition of the analog (for example methoprene and pyriproxyfen) of chitin synthesis inhibitor (for example fluorine bell urea, flufenoxuron, lufenuron and diflubenzuron) and juvenile hormone, and control termites is had synergistic activity.Said composition is only applicable to termite control, and the composition mechanism of action is similar, and resistance produces soon, is not suitable for preventing the insect pest of agricultural crops.
At the above-mentioned defective of prior art, inventor's broad research the arthropodan composition of multiple kill harmful.Found that, use the compound and the pyrrole propyl ether (pyriproxyfen of 1-(6-chloro-3-pyridylmethyl)-N-Nitroimidazoline-2-base amine (to call Imidacloprid imidacloprid in the following text), trade name Sumilarv, code name is S31183, chemical name is 4-Phenoxyphenyl-(RS)-2-(2-pyridine oxygen base) propyl ether) composition have significant synergistic activity, and use the said composition of less dosage that the Type B Bemisia tabaci is had splendid killing effect, thereby finished the present invention.
Now know, the Imidacloprid that uses among the present invention has the control activity to various pest, and in patent EVP192060 (1986), corresponding description is arranged, and the pyrrole propyl ether is a kind of commercially available compound, and be health with the insecticide that keeps off infection and the active component of agricultural insecticide, but do not see that in actual applications it is the identical report of the composition of main active as treatments B type Bemisia tabaci that human pyrrole propyl ether and Imidacloprid are arranged.
Summary of the invention
The object of the invention provides a kind of composition of killing pest (present composition hereinafter referred to as) of preventing and treating sucking pest and ovicidal action, exist resistance to produce fast defective in the prior art to overcome, strengthened the activity of killing simultaneously the Type B Bemisia tabaci.
The present composition is characterised in that and includes 1-(6-chloro-3-the pyridylmethyl)-N-Nitroimidazoline-compound (Imidacloprid) of 2-base amine and two kinds of active components of compound (pyrrole propyl ether) of 4-Phenoxyphenyl (RS)-2-(2-pyridine radicals oxygen) propyl ether, the mixed proportion of pyrrole propyl ether and Imidacloprid in its composition, represent with " pyrrole propyl ether/Imidacloprid (weight ratio) ", usually be not more than 1/25, be not less than 1/0.5; Preferably be not more than 1/6,, and be not less than 1/1.2 more preferably no more than 1/3.
The present composition has splendid interior absorption, tagging property, stomach toxicity and kills the distinguishing feature of ovum effect, can kill the harmful arthropod that comprises following order, section, genus by the present composition:
Isoptera: Termopsidae such as Zootermopsis; Different Cryptotermes, Copotermes (as coptotermes formosanus) etc.
Thrips: flower thrips, onion thrips, palm thrips etc.
Homoptera: Type B Bemisia tabaci, Aleurocanthus spiniferus, cassava aleyrodid, Bernisia argentifolli, greenhouse whitefly, cotten aphid, cabbage aphid, black bean aphid, black peach aphid, leafhopper genus, rice leafhopper, rice small brown rice planthopper, brown planthopper etc.
Diptera: Aedes, Anopheles, Culex, fruit bat, housefly etc.
Technical scheme of the present invention:
The present composition is characterised in that and comprises 1-(6-chloro-3-the pyridylmethyl)-N-Nitroimidazoline-compound (Imidacloprid) of 2-base amine and the active component of pyrrole propyl ether.The mixed proportion of pyrrole propyl ether and Imidacloprid in its composition with " pyrrole propyl ether/Imidacloprid (weight ratio) " expression, is preferable over 1/6, more preferably no more than 1/3, and is not less than 1/1.2.
Though the present composition is made up of pyrrole propyl ether and Imidacloprid active component, but usually when practical application, with the pyrrole propyl ether of effective dose and Imidacloprid active component with suitably contain solid carrier or liquid-carrier, auxiliary agent and other additive, its composite preparation be can make through conventional method, harmful arthropod or its habitats such as treatments B type Bemisia tabaci can be used to.The weight ratio of contained pyrrole propyl ether and two kinds of active components of Imidacloprid preferably is not more than 1/6 in the present composition preparation between 1/0.5 to 1/25, more preferably no more than 1/3, and is not less than 1/1.2.
These dosage forms can be: preparations such as missible oil, suspending agent, solution, pulvis, wetting powder, granule.During use, preferred formulation is selected according to actual conditions.
Though the consumption of pyrrole propyl ether and Imidacloprid can change according to the different of formulation, common consumption accounts for the 0.1%-80% of total formulation weight amount.
These preparations can make by the method for arbitrary routine, for example Imidacloprid and pyrrole propyl ether are mixed with solid carrier or liquid-carrier, in the time of if necessary, can add other auxiliary agent such as emulsifier and fixative, then further mix, then mixture is made required formulation.Carrier that can use in preparation and auxiliary agent comprise following material:
Solid carrier can comprise: natural synthetic mineral such as clay, kaolin, white carbon black, talcum, sulphur, active carbon, calcium carbonate, diatomite, sawdust, methylcellulose.
Liquid-carrier can comprise: aromatic series or aliphatic hydrocarbon such as dimethylbenzene, toluene, kerosene, light oil, hexane and cyclohexane; Halogenated hydrocarbon such as chlorobenzene, carrene; Alcohols such as methyl alcohol, ethanol, isopropyl alcohol; Ethers such as ether, ethylene glycol dimethyl ether; Ester class such as ethyl acetate and butyl acetate; Ketone such as acetone, methyl ethyl ketone, cyclohexanone; Nitrile such as acetonitrile and isobutyronitrile; Sulfoxide class such as dimethyl sulfoxide (DMSO); Acid amide-type such as N, dinethylformamide and N,N-dimethylacetamide; Vegetable oil such as soya-bean oil and cottonseed oil; And water.
Auxiliary agent can comprise: nonionic emulsifier such as polyoxyethylene fatty acid ester and polyoxyethylene fatty acid alcohol ester; Ionic emulsifying agent such as alkylsulfonate, alkyl sulfate and arylsulphonate; Dispersant such as lignosulfonates and methylcellulose; Fixative such as carbonyl methylcellulose, gum Arabic, polyvinyl alcohol and polyvinyl acetate; Colouring agent such as iron oxide, titanium oxide, Prussian blue, alizarin dyes, azo dyes and phthalocyanine dye.
The present composition also can contain synergist, as the piperonyl ethers.
The present composition directly is applied on the harmful arthropod usually or is applied to its habitat indirectly.When the present composition is used the medicament that keeps off infection as health, as be used for the indoor control mosquitos and flies, its effective dose is about 0.005-80mg/m 3, as being used to prevent and treat cockroach and ant, its effective dose is about 0.005-500mg/m 3" effective dose " used herein generally is meant the total amount of Imidacloprid and pyrrole propyl ether except as otherwise noted.
When using the present composition on the agricultural, its effective dose is about 1-900g/ha usually, preferred 30-450g/ha.If the present composition also use identical concentration.These preparations and their diluent water can be used at plant leaf surface, avoid the harm of harmful arthropod as cover crop.
The application effect explanation:
Toxicity test LC from the proportioning (weight ratio) 1/12,1/6,1/3,1/2,1/1.2 of the listed present composition pyrrole of table 1 propyl ether/Imidacloprid 50All be starkly lower than Imidacloprid list agent 0/1 (LC 501.3575mg/L), illustrate that the insecticidal activity of said composition all is higher than the agent of Imidacloprid list.Composition (1/1.2~1/12) all is higher than the agent of Imidacloprid list to Type B Bemisia tabaci preventive effect, wherein the control efficiency of 1/12,1/6,1/3 pair of Type B Bemisia tabaci of preferred composition is significantly higher than Imidacloprid list agent (0/1), illustrates that composition significantly strengthens the toxicity of killing of Type B Bemisia tabaci.
Embodiment
Further specify the present composition by the following examples.Yet, should be appreciated that to the invention is not restricted to the following example.
EXPERIMENTAL EXAMPLE:
Pyrrole propyl ether (to call compd A in the following text) and Imidacloprid (to call compd B in the following text) be mixed with 5% cream preparation by the former medicinal acetone of being mixed of different proportionings, emulsifier.Take by weighing the preparation emulsion of certain mass more respectively, adding distil water is mixed with testing liquid, tabulation provides the proportioning of compound pyrrole propyl ether A/ compound Imidacloprid B to be respectively 1/12,1/6,1/3,1/2, the 1/1.2 composition embodiment (referring to table 1) of totally 5 kinds of different proportionings below, illustrates that this composition has the property of tagging, stomach toxicity and ovicidal action simultaneously.
Get 30 Bemisia tabaci adults of sprouting wings 3 to 5 days and press in little worm cage on cotton (the river cotton 109) blade, remove adult whitefly behind the 24h of laying eggs, investigation quantity that adult lays eggs.Evenly be sprayed onto on the cotton leaf with laryngeal spray with the finite concentration soup for preparing, do not become degree of being under the drip with soup.From the low concentration to the high concentration, handle successively, handle being placed on 26 ± 1 ℃ of indoor cultivation.Other establishes blank, and 5 repetitions, checkout facility result after 10 days are established in every processing.
Preventive effect and correction preventive effect are calculated by following formula:
Table 1
Example of formulations (referring to table 2)
Embodiment 1:
1 weight portion pyrrole propyl ether, 12 weight portion Imidacloprids, 10 weight portion special assistants and 77 weight portion dimethylbenzene or kaolin etc. are mixed to be got.
Embodiment 2:
1 weight portion pyrrole propyl ether, 6 weight portion Imidacloprids, 10 weight portion special assistants and 83 weight portion dimethylbenzene or kaolin etc. are mixed to be got.
Embodiment 3:
1 weight portion pyrrole propyl ether, 3 weight portion Imidacloprids, 10 weight portion special assistants and 86 weight portion dimethylbenzene or kaolin etc. are mixed to be got.
Embodiment 4:
1 weight portion pyrrole propyl ether, 2 weight portion Imidacloprids, 10 weight portion special assistants and 87 weight portion dimethylbenzene or kaolin etc. are mixed to be got.
Embodiment 5:
1 weight portion pyrrole propyl ether, 1.2 weight portion Imidacloprids, 10 weight portion special assistants and 87.8 weight portion dimethylbenzene or kaolin etc. are mixed to be got.
Table 2

Claims (3)

1, a kind of composition of kill harmful arthropods Type B Bemisia tabaci is characterized in that: it contains pyrrole propyl ether and two kinds of active components of Imidacloprid, and both weight ratios are between 1: 0.5 to 1: 25.
2, according to the composite preparation of claim 1, also comprise solid carrier or liquid-carrier; Solid carrier comprises: clay, kaolin, white carbon black, talcum, sulphur, active carbon, calcium carbonate, diatomite, sawdust or methylcellulose; Liquid-carrier comprises: dimethylbenzene, toluene, kerosene, light oil, hexane, cyclohexane, chlorobenzene, carrene, methyl alcohol, ethanol, isopropyl alcohol, ether, ethylene glycol dimethyl ether, ethyl acetate, butyl acetate, acetone, methyl ethyl ketone, cyclohexanone, acetonitrile, isobutyronitrile, dimethyl sulfoxide (DMSO), N, dinethylformamide, N,N-dimethylacetamide, soya-bean oil, cottonseed oil or water.
3, a kind of method of preventing and treating harmful arthropod Type B Bemisia tabaci, it comprises that composition with claim 1 is used for treatments B type Bemisia tabaci or its habitat.
CNB2005100241899A 2005-03-03 2005-03-03 Composition capable of killing B type sweetpotato whitefly and harmful arthropod Active CN100431413C (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103783036A (en) * 2013-11-20 2014-05-14 深圳诺普信农化股份有限公司 Insecticide water suspension agent containing pyriproxyfen microcapsule and preparation method thereof

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103039506A (en) * 2012-12-19 2013-04-17 青岛天鹅针织有限公司 Insecticide composition
CN107396933A (en) * 2017-09-13 2017-11-28 佛山市瑞生通科技有限公司 A kind of Pesticidal combination comprising cycolxylidin and Nylar

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1244343A (en) * 1998-08-05 2000-02-16 住友化学工业株式会社 Composition for killing harmful tardigvada
CN1247453A (en) * 1997-02-12 2000-03-15 道农业科学公司 Synergistic juvenoid/chitin synthesis inhibitor termiticide compsns.
CN1457638A (en) * 2003-05-26 2003-11-26 施泽荣 Insecticide plaster for forest protection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1247453A (en) * 1997-02-12 2000-03-15 道农业科学公司 Synergistic juvenoid/chitin synthesis inhibitor termiticide compsns.
CN1244343A (en) * 1998-08-05 2000-02-16 住友化学工业株式会社 Composition for killing harmful tardigvada
CN1457638A (en) * 2003-05-26 2003-11-26 施泽荣 Insecticide plaster for forest protection

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
烟粉虱的化学防治及抗药性. 邓业成等.农药,第43卷第1期. 2004
烟粉虱的化学防治及抗药性. 邓业成等.农药,第43卷第1期. 2004 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103783036A (en) * 2013-11-20 2014-05-14 深圳诺普信农化股份有限公司 Insecticide water suspension agent containing pyriproxyfen microcapsule and preparation method thereof
CN103783036B (en) * 2013-11-20 2016-01-06 深圳诺普信农化股份有限公司 Insecticide aqueous suspension agent containing Nylar microcapsules and preparation method thereof

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Address after: Songjiang District Jing Dong Zhen Dong Zhou road 201619 Shanghai City No. 51

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Address after: Songjiang District Jing Dong Zhen Dong Zhou road 201600 Shanghai City No. 51

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