CN102805088A - Insecticidal composition as well as preparation and application thereof - Google Patents
Insecticidal composition as well as preparation and application thereof Download PDFInfo
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- CN102805088A CN102805088A CN2012103094092A CN201210309409A CN102805088A CN 102805088 A CN102805088 A CN 102805088A CN 2012103094092 A CN2012103094092 A CN 2012103094092A CN 201210309409 A CN201210309409 A CN 201210309409A CN 102805088 A CN102805088 A CN 102805088A
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Abstract
The invention relates to the field of the pesticide preparation, which discloses an insecticidal composition. The insecticidal composition consists of the following components in parts by weight: 1-2 parts by weight of celastrus angulatus and 0.1-0.5 part by weight of abamectin. The invention also discloses an insecticide, which consists of the following components in parts by weight: 1-2 parts by weight of celastrus angulatus, 0.1-0.5 part by weight of abamectin and pesticide preparation acceptable auxiliary materials. According to the insecticidal composition and the preparation of the insecticidal composition, the celastrus angulatus and the abamectin are compounded to serve as an effective ingredient, the advantages of the celastrus angulatus and the abamectin are complementary to each other and synergistic action can be realized, so the generation of the pest drug resistance is delayed, and pollution on the environment is reduced. Meanwhile, the insecticidal composition has the synergistic action on preventing and controlling lepidoptera pests, coleopteran pests, diptera pests, mite pests and the like, and can be widely applied to the prevention and control of crop insect pests.
Description
Technical field
The present invention relates to the pesticidal preparations field, relate to a kind of Pesticidal combination and preparation thereof and application specifically.
Background technology
Crop pests is one of main agricultural disaster of China, and it has, and kind is many, influence is big, also break out the characteristics of causing disaster often, and its occurrence scope and the order of severity often cause heavy losses to Chinese national economy, particularly agricultural production.
For a long time; In agricultural production,, ecotope is produced immense pressure for the output and the quality that guarantee crops are used chemical insecticide in a large number; And cause some insect to develop immunity to drugs rapidly; Further strengthened the insecticide consumption, thereby caused agricultural product persticide residue severe overweight, people and animals, environment have been caused significant damage.The development and utilization Environmental compatibility, the harmless agricultural chemicals resource of the mankind is received people's favor day by day.
Celastrus angulatus is the extract in the Celastraceae wild bush plant root bark of celastrus angulatus, the platymiscium source pesticide.Recent study finds that Celastrus angulatus has anesthesia, food refusal and stomach toxicity, action of contace poison, and has characteristics such as do not develop immunity to drugs, killed natural enemies, physicochemical property be not stable.Its insecticidal mechanism mainly is to act on insect digestive tract tissue; Destroy its gi system normal function, cause insect feed difficulty, hungry and dead; Part Lepidoptera, orthoptera and coleopteran pest are had efficiently, as lepidopterous larvae, aphid etc. is had good control efficiency; Aphid, mythimna separata, aleyrodid, plant hopper, cabbage caterpillar there is higher food refusal property; Field insects such as tomato moth, cotton bollworm had higher stomach toxicity toxic action etc.
Insecticide can be protected the growth of crops better efficiently; And the control efficiency of Celastrus angulatus can't farthest protect crops not receive the infringement of insect; Therefore a kind of Pesticidal combination novel, that have higher control efficiency need be provided, so that cover crop avoids the infringement of insect better.
Summary of the invention
In view of this; The object of the invention provides a kind of Pesticidal combination and preparation and application; Make the present composition and preparation thereof can improve preventive effect to insects such as Lepidoptera, coleoptera, Diptera pest and evil mites, like cabbage caterpillar, diamond-back moth, pink rice borer, striped rice borer etc., no cross tolerance.
For realizing the object of the invention, the present invention adopts following technical scheme:
A kind of Pesticidal combination in weight portion, is made up of 1-2 weight portion Celastrus angulatus and 0.1-0.5 weight portion AVM.Wherein, the weight ratio of said Celastrus angulatus and AVM is preferably 10-20:1.
Celastrus angulatus is the extract in the Celastraceae wild bush plant root bark of celastrus angulatus, mainly contains Celastrus angulatus I-V, all is to be the polyol ester compound of skeleton with the dihydroagarofuran basically, and the highest with Celastrus angulatus IV activity, content is up to 2% in extract.The Celastrus angulatus mechanism of action is unique, mainly is to act on insect digestive tract tissue, destroys its gi system normal function, causes insect feed difficulty, and is hungry and dead.Because Celastrus angulatus is a botanical pesticide, therefore can not produce resistance.
AVM; English common name abamectin; Be by university's big village intelligence in the Japanese north etc. and one type of ten hexa-atomic Macrocyclic lactone compounds that have desinsection, kill mite, eelworm-killing activity that U.S. Merck company at first develops, produce by streptomyces griseus Streptomycesavermitilis fermentation in the streptomycete.AVM is a kind of antibiotics insecticidal/acaricidal agent of efficient, wide spectrum, mite class and insect is had stomach toxicity and action of contace poison, and faint fumigation action is arranged.What its mechanism of action was different with general insecticide is that it disturbs neurophysiology movable; Stimulate to discharge the r-reanal, and the r-reanal has inhibitory action to arthropodan nerve conduction, mite class and insect with paralysis symptom promptly appears after medicament contacts; Inertia is not got food, and is dead behind the 2-4d.The red worm of parasitism, diptera, coleoptera, Lepidoptera and pest mite etc. all there is effect preferably.
The different insecticides active component mixes each active component of back because the difference of composition, structure, physicochemical property makes that the synergy between each active component is typically expressed as synergistic effect, summation action or antagonism.So-called synergistic effect is exactly the mutual synergism between different material, and the effect of its generation is greater than the sum total of each composition effect; And being exactly the effect of its generation, summation action equals the sum total of each composition effect; Antagonism is meant that a kind of material disturbed the effect of another kind of material when two kinds of materials acted on living organism, or the effect of interfering with an opponent each other, the phenomenon that general effect is descended.
The present invention calculates co-toxicity coefficient evaluation Celastrus angulatus and AVM and uses effect with according to Sun Yunpei (Sun Y-P) method, and the result shows co-toxicity coefficient all greater than 120, shows that the mixing use of the two has the notable synergistic effect.
In addition; Respectively all types of insecticides according to the invention and commercially available 1% Celastrus angulatus EC, 1.8% AVM EC are carried out multiple pest control test; And the active component consumption is consistent in all insecticides, and the result shows, the preventive effect of the insecticide according to the invention obviously preventive effect than the insecticide of single-activity component is high; Show that each active component does not have cross tolerance in the insecticide according to the invention, control efficiency has synergistic effect.
In addition, the present invention also provides the application of said Pesticidal combination at preparation control Lepidoptera, coleoptera, Diptera pest and evil mite insecticide.Pesticidal combination according to the invention can be made into multiple formulation, in weight portion, is made up of acceptable auxiliary material on 1-2 weight portion Celastrus angulatus, 0.1-0.5 weight portion AVM and the pesticidal preparations.Wherein, the weight ratio of said Celastrus angulatus and AVM is preferably 10-15:1.
Insecticide according to the invention is preferably microemulsion and microcapsule suspending agent, and those skilled in the art can adopt conventional auxiliary material that bactericidal composition according to the invention is processed corresponding formulation.
When formulation is microemulsion, preferably form by Celastrus angulatus, AVM, emulsifier, organic solvent, cosolvent and distilled water.In weight portion more preferably, form by 1-2 weight portion Celastrus angulatus, 0.1-0.5 weight portion AVM, 20-30 weight portion emulsifier, 10-15 weight portion organic solvent, 4-8 weight portion cosolvent and the distilled water that complements to 100 weight portions.Wherein, the auxiliary material of other except that active component gets final product according to conventional selection the in this area.Preferred as to auxiliary material, emulsifier according to the invention is preferably one or more in 0201B, 0203B, 0204C, 2201, OP series, No. 500, farming breast, the agricultural emulsifier NO; Said organic solvent is preferably one or more in cyclohexanone, toluene, xylol, the methyl alcohol; Said cosolvent is preferably C
1-C
4Alcohols, like methyl alcohol, ethanol, propyl alcohol, isopropyl alcohol, the tert-butyl alcohol etc.
The preparation of microemulsion can be adopted the conventional preparation method's preparation in this area; As Celastrus angulatus and AVM are mixed, then with the dissolving of organic solvent and cosolvent, it is even to add emulsifier then; Add entry at last, can be made into microemulsion after fully stirring.
When formulation is microcapsule suspending agent, preferably form by Celastrus angulatus, AVM, capsule leather material, organic solvent, emulsifier, wetting agent, dispersant, thickener.In weight portion more preferably, form by the thickener of the dispersant of the wetting agent of the emulsifier of the solvent of the capsule leather material of 1-2 weight portion Celastrus angulatus, 0.1-0.5 weight portion AVM, 10-15 weight portion, 5-10 weight portion, 10-15 weight portion, 3-5 weight portion, 3-5 weight portion, 0.1-0.3 weight portion and the distilled water that complements to 100 weight portions.Wherein, the auxiliary material of other except that active component gets final product according to conventional selection the in this area.Preferred as to auxiliary material, capsule leather material according to the invention is preferably Lauxite; Said emulsifier is preferably one or more in 0201B, 0203B, 0204C, 2201, OP series, No. 500, farming breast, the agricultural emulsifier NO; Said wetting agent is preferably one or more in the mixture of lauryl sodium sulfate, dodecyl sodium sulfate, APES, Negel, fatty alcohol polyglycol ether sulphate, fat alcohol polyethylene ether, NPE, sorbitan fatty acid ester APEO, Fluhyzon formaldehyde condensation products, alkylnaphthalene sulfonate and anionic wetting agent; Said dispersant is preferably one or more in NNO, sodium lignin sulfonate, calcium lignosulfonate, Sodium Polyacrylate, di-2-ethylhexylphosphine oxide naphthalene sulfonate, alkyl amine group taurate, sodium methylene bis-naphthalene sulfonate formaldehyde condensation products, polyoxyethylene polyoxypropylene block copolymer, carboxymethyl cellulose, sodium phosphate trimer, the alkylnaphthalene sulfonate condensation polymer; Said thickener is preferably and is in gelatin, sodium carboxymethylcellulose, hydroxyethylcellulose, modified starch, xanthans, bentonite, silica, the aluminium-magnesium silicate one or more; Said organic solvent is preferably acetone.
The preparation of microcapsule suspending agent can be adopted the conventional preparation method's preparation in this area; Under the normal temperature Celastrus angulatus and the former medicine mixture of AVM are dissolved in the organic solvent; Add an amount of emulsifier, add entry again, stir the back and form stable oil-in-water shape emulsion; Add the capsule leather material, keep 70 ℃-80 ℃ temperature to continue to stir 60min then.Gradation adds watery hydrochloric acid regulation system pH=2.0 in the whipping process, underspeeds gradually again.To reaction end, add NaOH regulation system pH value to neutral.Add an amount of wetting agent, dispersant, thickener, promptly obtain Celastrus angulatus and abamectin composition micro-capsule suspension.
The preferred capsule leather material-Lauxite of the present invention can commercially availablely obtain, also can be through preparing, and the preparation method is following:
In the there-necked flask that thermometer, agitating device are housed, add urea and formaldehyde (mol ratio=1:1.5-2.0) and appropriate amount of deionized water; PH to 8.0 with sodium hydroxide conditioned reaction system; Heat temperature raising to 70 ℃-80 ℃, stirring at low speed reaction 1h obtains Lauxite.
Can know by above technical scheme; Pesticidal combination according to the invention and preparation thereof are with Celastrus angulatus and abamectin compounded as active ingredient, and the two mutual supplement with each other's advantages acts synergistically; Delay the generation of pest resistance to insecticide; And reduce pollution to environment, and simultaneously insects such as control Lepidoptera, coleoptera, Diptera pest and evil mite being had synergistic effect, can be widely used in the control of crop pests.
Embodiment
The embodiment of the invention discloses a kind of Pesticidal combination and preparation thereof and application.Those skilled in the art can use for reference this paper content, suitably improve technological parameter and realize.Special needs to be pointed out is that all similarly replace and change apparent to those skilled in the art, they all are regarded as and are included in the present invention.Product of the present invention is described through preferred embodiment, and the related personnel obviously can change or suitably change and combination product as herein described in not breaking away from content of the present invention, spirit and scope, realizes and use technology of the present invention.
Embodiment 1:1.1% Celastrus angulatus avermectin micro-emulsion
Celastrus angulatus 1.0 weight portions, AVM 0.1 weight portion, 0203B 20 weight portions, xylol 10 weight portions, ethanol 5 weight portions, distilled water complement to 100 weight portions.
Embodiment 2:1.3% Celastrus angulatus avermectin micro-emulsion
Celastrus angulatus 1.2 weight portions, AVM 0.1 weight portion, 0201B 25 weight portions, cyclohexanone 15 weight portions, methyl alcohol 8 weight portions, distilled water complement to 100 weight portions.
Embodiment 3:1.5% Celastrus angulatus avermectin micro-emulsion
Celastrus angulatus 1.4 weight portions, AVM 0.1 weight portion, 0203B 30 weight portions, cyclohexanone 10 weight portions, ethanol 4 weight portions, distilled water complement to 100 weight portions.
Embodiment 4:2% Celastrus angulatus avermectin microcapsule suspending agent
Celastrus angulatus 1.9 weight portions, AVM 0.1 weight portion, Lauxite 5 weight portions, acetone 10 weight portions, 220110 weight portions, lauryl sodium sulfate 3 weight portions, sodium lignin sulfonate 4 weight portions, xanthans 0.2 weight portion, distilled water complement to 100 weight portions.
Embodiment 5:2.2% Celastrus angulatus avermectin microcapsule suspending agent
Celastrus angulatus 2 weight portions, AVM 0.2 weight portion, Lauxite 7 weight portions, acetone 15 weight portions, 0203B 15 weight portions, APES 3 weight portions, NNO 5 weight portions, xanthans 0.3 weight portion, distilled water complement to 100 weight portions.
Embodiment 6:2.5% Celastrus angulatus avermectin microcapsule suspending agent
Celastrus angulatus 2.3 weight portions, AVM 0.2 weight portion, Lauxite 10 weight portions, acetone 15 weight portions, agricultural emulsifier NO 12 weight portions, lauryl sodium sulfate 3 weight portions, calcium lignosulfonate 5 weight portions, sodium carboxymethylcellulose 0.4 weight portion, distilled water complement to 100 weight portions.
Embodiment 7: the pest control test
For being tried agricultural chemicals, application dosage is 9g (a.i.)/hm2 in active component, prevents and treats the result and sees table 1 with the Celastrus angulatus AVM medicament of embodiment 1-6 preparation and commercially available 1% Celastrus angulatus EC, 1.8% AVM EC.
Table 1 test of pesticide effectiveness (%)
| Handle | Cabbage caterpillar | Diamond-back moth | Pink rice borer | Striped rice borer | Liriomyza | Yellow tea mite | Flea beetle |
| 1% Celastrus angulatus EC | 78.5 | 81.2 | 83.2 | 84.8 | 65.4 | 76.3 | 72.5 |
| 1.8% AVM EC | 76.5 | 78.2 | 73.6 | 72.5 | 73.5 | 78.4 | 79.1 |
| Embodiment 1 | 81.3 | 82.7 | 83.7 | 84.6 | 86.4 | 88.6 | 83.2 |
| Embodiment 2 | 87.6 | 86.4 | 85.8 | 88.2 | 85.5 | 89.4 | 83.4 |
| Embodiment 3 | 85.5 | 87.4 | 85.8 | 86.6 | 83.6 | 87.5 | 89.6 |
| Embodiment 4 | 87.8 | 88.6 | 89.7 | 91.3 | 92.5 | 86.5 | 83.7 |
| Embodiment 5 | 91.5 | 89.6 | 92.3 | 87.5 | 92.1 | 89.6 | 86.5 |
| Embodiment 6 | 88.5 | 87.7 | 91.4 | 90.5 | 89.3 | 85.8 | 88.5 |
Can be known that by table 1 two kinds of components of Pesticidal combination according to the invention do not have cross tolerance, composite back drug effect has synergistic effect apparently higher than the drug effect of commercially available 1% Celastrus angulatus EC, 1.8% AVM EC single-activity composition.
The explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. a Pesticidal combination is characterized in that, in weight portion, is made up of 1-2 weight portion Celastrus angulatus and 0.1-0.5 weight portion AVM.
2. according to the said Pesticidal combination of claim 1, it is characterized in that the weight ratio of said Celastrus angulatus and AVM is 10-20:1.
3. claim 1 or the 2 said Pesticidal combinations application in preparation control Lepidoptera, coleoptera, Diptera pest and evil mite insecticide.
4. an insecticide is characterized in that, in weight portion, is made up of acceptable auxiliary material on 1-2 weight portion Celastrus angulatus, 0.1-0.5 weight portion AVM and the pesticidal preparations.
5. according to the said insecticide of claim 4, it is characterized in that the weight ratio of said Celastrus angulatus and AVM is 10-15:1.
6. according to claim 4 or 5 said insecticides, it is characterized in that said insecticide is microemulsion or microcapsule suspending agent.
7. according to the said insecticide of claim 6, it is characterized in that it is a microemulsion, said microemulsion is made up of Celastrus angulatus, AVM, emulsifier, organic solvent, cosolvent, distilled water.
8. according to the said insecticide of claim 7; It is characterized in that; In weight portion, said microemulsion is made up of 1-2 weight portion Celastrus angulatus, 0.1-0.5 weight portion AVM, 20-30 weight portion emulsifier, 10-15 weight portion organic solvent, 4-8 weight portion cosolvent and the distilled water that complements to 100 weight portions.
9. according to the said insecticide of claim 6, it is characterized in that it is a microcapsule suspending agent, said microcapsule suspending agent is made up of Celastrus angulatus, AVM, capsule leather material, organic solvent, emulsifier, wetting agent, dispersant, thickener.
10. according to the said insecticide of claim 9; It is characterized in that said microcapsule suspending agent is made up of the thickener of the dispersant of the wetting agent of the emulsifier of the capsule leather material of 1-2 weight portion Celastrus angulatus, 0.1-0.5 weight portion AVM, 10-15 weight portion, 5-10 weight portion organic solvent, 10-15 weight portion, 3-5 weight portion, 3-5 weight portion, 0.1-0.3 weight portion and the distilled water that complements to 100 weight portions.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102972450A (en) * | 2012-12-13 | 2013-03-20 | 河南科技学院 | Plant source compound insecticide |
| CN104542685A (en) * | 2015-01-30 | 2015-04-29 | 山东省烟台市农业科学研究院 | Compound insecticide and application thereof |
| CN104542639A (en) * | 2014-12-10 | 2015-04-29 | 保康原生现代农业有限公司 | Biopesticide taking celastrus angulatus as main raw material, as well as preparation method thereof |
| CN106359485A (en) * | 2016-08-19 | 2017-02-01 | 苏州灵垦农业科技有限公司 | Celangulin-containing biopesticide and preparation method thereof |
| CN106376565A (en) * | 2016-09-12 | 2017-02-08 | 广西南宁乐蕊生物科技有限责任公司 | Insecticidal composition containing chlorfenapyr and celastrus angulatus |
| CN106376590A (en) * | 2016-09-12 | 2017-02-08 | 广西南宁乐蕊生物科技有限责任公司 | Insecticidal composition containing celastrus angulatus and indoxacarb |
| CN106561657A (en) * | 2016-11-07 | 2017-04-19 | 广西南宁益土生物科技有限责任公司 | Insecticide composite containing celastrus angulatus and spinetoram |
| CN106561656A (en) * | 2016-11-07 | 2017-04-19 | 广西南宁益土生物科技有限责任公司 | Insecticide composite containing celastrus angulatus and spinosad |
| CN110178843A (en) * | 2019-05-24 | 2019-08-30 | 安徽省益农化工有限公司 | A kind of rice Pesticidal combination |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102972450A (en) * | 2012-12-13 | 2013-03-20 | 河南科技学院 | Plant source compound insecticide |
| CN104542639A (en) * | 2014-12-10 | 2015-04-29 | 保康原生现代农业有限公司 | Biopesticide taking celastrus angulatus as main raw material, as well as preparation method thereof |
| CN104542685A (en) * | 2015-01-30 | 2015-04-29 | 山东省烟台市农业科学研究院 | Compound insecticide and application thereof |
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| CN106359485A (en) * | 2016-08-19 | 2017-02-01 | 苏州灵垦农业科技有限公司 | Celangulin-containing biopesticide and preparation method thereof |
| CN106376565A (en) * | 2016-09-12 | 2017-02-08 | 广西南宁乐蕊生物科技有限责任公司 | Insecticidal composition containing chlorfenapyr and celastrus angulatus |
| CN106376590A (en) * | 2016-09-12 | 2017-02-08 | 广西南宁乐蕊生物科技有限责任公司 | Insecticidal composition containing celastrus angulatus and indoxacarb |
| CN106561657A (en) * | 2016-11-07 | 2017-04-19 | 广西南宁益土生物科技有限责任公司 | Insecticide composite containing celastrus angulatus and spinetoram |
| CN106561656A (en) * | 2016-11-07 | 2017-04-19 | 广西南宁益土生物科技有限责任公司 | Insecticide composite containing celastrus angulatus and spinosad |
| CN110178843A (en) * | 2019-05-24 | 2019-08-30 | 安徽省益农化工有限公司 | A kind of rice Pesticidal combination |
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Application publication date: 20121205 |