CN108294052A - A kind of Synergistic insecticidal composition of prevention tea geometrid - Google Patents
A kind of Synergistic insecticidal composition of prevention tea geometrid Download PDFInfo
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- CN108294052A CN108294052A CN201810144479.4A CN201810144479A CN108294052A CN 108294052 A CN108294052 A CN 108294052A CN 201810144479 A CN201810144479 A CN 201810144479A CN 108294052 A CN108294052 A CN 108294052A
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- Prior art keywords
- essential oil
- indoxacarb
- chenopodium ambrosiodies
- tea geometrid
- insecticidal composition
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/38—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/08—Magnoliopsida [dicotyledons]
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Agronomy & Crop Science (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Mycology (AREA)
- Pest Control & Pesticides (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The application belongs to pesticide field, and in particular to it is a kind of prevention tea geometrid Synergistic insecticidal composition and its application.A kind of Synergistic insecticidal composition of prevention tea geometrid, containing active ingredient chenopodium ambrosiodies essential oil and indoxacarb, the wherein mass ratio of active ingredient chenopodium ambrosiodies essential oil and indoxacarb is 1:10‑10:1, it can be used for preventing tea geometrid.The insecticides of the present invention can effectively prevent tea geometrid, to tea tree safety;And dosage can be reduced, slow down the generation of drug resistance.
Description
Technical field
The application belongs to pesticide field, and in particular to it is a kind of prevention tea geometrid Synergistic insecticidal composition and its application.
Background technology
Tea geometrid (Ectropis obliqua Prout), is under the jurisdiction of Lepidoptera, Geometridae, be tea place occur it is most universal,
Endanger one of the pest of most serious.Currently, the prevention to the worm relies primarily on chemical prevention and biological control.Due to largely using
Chemical pesticide control tea geometrid not only makes tea geometrid gradually increase the resistance of chemical pesticide, pollutes environment, and tea place natural enemy is a large amount of
Reduce etc., destroy the ecological balance.Meanwhile the extended residual accumulation of pesticide so that tealeaves itself causes food-safety problem, together
When to human health problems.
Currently, when different chemical composition is used cooperatively from different plants essential oils, it can between active ingredient contained therein
Synergistic effect can be shown, the use concentration of chemical pesticide can be reduced to a certain extent.Simultaneously because Multiple components cooperate with
Pest is acted on, the mechanism of action is complicated, and is not easy that pest is made to develop immunity to drugs.Therefore, plants essential oil not only becomes insecticide
One of important sources, and with the potential as chemical insecticide synergist.Some are studies have shown that some plant secondary substances
There is apparent synergistic effect to pesticide.Desinsection of the ethanol extract and Tea Saponin of the plants such as Chinese prickly ash, Artemisia scoparia, Duranta repens Linn to Bt
Activity has notable synergistic effect (Mohan&Gujar.2003;Sayyed&Wright,2004;Li et al.,2006);Sophora alopecuroide
Extract, anise-oil chemical composition, myristicin etc. can improve organic phosphates drug effect (Li Bing etc., 2006;Zhao Jianwei etc.,
2007);The plants essential oils such as Chinese prickly ash, argy wormwood, needles of pinus massoniana, survey cypress, yellow wormwood artemisia can improve ethiprole, avermectin, chlopyrifos pair
The osmosis (Sun Hongxia, 2008) of diamondback moth larvae epidermis.
To solve problems of the prior art, the present invention selects important Pests of Tea-Plants tea geometrid and chenopod soil
The volatile oil of schizonepeta develops a kind of synergistic composition as research object, is tea place to reduce the usage amount of tea place chemical pesticide
The exploitation of green prevention and control technology certain theoretical foundation is provided, ensured the safety in production of tea products.
Invention content
The resistance of chemical pesticide is gradually increased to solve tea geometrid in the prior art, pollutes environment, tea place natural enemy is a large amount of
The problems such as reduction, the present invention provide a kind of Synergistic insecticidal composition of prevention tea geometrid, can be used for the anti-of tea tree tea geometrid
It controls.
Technical solution provided by the invention is as follows;
A kind of Synergistic insecticidal composition of prevention tea geometrid, contains chenopodium ambrosiodies essential oil and indoxacarb, wherein active ingredient
The mass ratio of chenopodium ambrosiodies essential oil and indoxacarb is 1:10-10:1.
The present invention also provides a kind of pesticidal preparations including the Synergistic insecticidal composition, chenopodium ambrosiodies essential oil and indenes worm
The quality of prestige in the formulation accounts for the 1-90% of entire pesticidal preparations gross mass, remaining is acceptable auxiliary material in Pesticide Science.
Preferably, the dosage form of the pesticidal preparations is missible oil or aqueous emulsion.
Compared with prior art, the present invention has the advantages that:
(1) inventor is learnt by a large amount of indoor and field control effectiveness test, the effect of insecticides of the present invention
The active simple superposition of fruit not instead of each component, shows significant synergistic effect.
(2) insecticides of the present invention can be prepared as missible oil, aqueous emulsion, etc. different dosage forms preparation, respectively
Preparation is good to crop safety, meets the security requirement of pesticidal preparations, is suitable for popularizing application.
(3) insecticides of the invention can effectively prevent tea geometrid, to tea tree safety;And dosage can be reduced, subtract
The generation of slow drug resistance.
Specific implementation mode
The specific implementation mode of the present invention is described in detail with reference to embodiment, it is to be understood that the guarantor of the present invention
Shield range is not restricted by specific implementation.
Experiment one:Chenopodium ambrosiodies essential oil compounds the Contact toxicity determination of activity to tea geometrid with indoxacarb
For trying insect:Acquire 3 instar larvae of tea geometrid from field.
For agent of having a try:Chenopodium ambrosiodies essential oil:Chenopodium ambrosiodies plant cleans, shreds, naturally dry, is cut into segment, is placed in vapor
Distillating extracting oil in distiller saves backup obtained chenopodium ambrosiodies essential oil.Former medicine of indoxacarb:It is bought from market.
Test method:Using micro intravenous drip method.With the 5 μ L liquids of microsyringe drop of 5 μ l in the pronotary of test worm
On, 20 cephalonts are not handled, are repeated 4 times, are raised in growth cabinet with fresh tea free, distilled water control treatment is separately set, are located
7d inspection results after reason calculate LC50 values.
Co-toxicity coefficient (CTC) is calculated according to Sun Yunpei's Method.
As CTC < 80, then composition shows as antagonism;
As 80 < CTC < 120, then composition shows as summation action;
As CTC > 120, then composition shows as synergistic effect.
Survey toxicity index (ATI)=(standard agent EC50/ reagent agent EC50) × 100;
Percentage composition+B the medicament toxicity index of A in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed
The percentage composition of B in agent;
Co-toxicity coefficient (CTC)=[mixture surveys toxicity index (ATI)/mixtures theoretical toxicity index (TTI)] × 100.
1 chenopodium ambrosiodies essential oil of table compounds the Contact toxicity determination of activity to tea geometrid with indoxacarb
Processing | Quality proportioning | EC50(mg/l) | Co-toxicity coefficient |
Chenopodium ambrosiodies essential oil | —— | 150.5 | —— |
Indoxacarb | —— | 103 | —— |
Chenopodium ambrosiodies essential oil:Indoxacarb | 1:10 | 78 | 135.95 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 1:8 | 81 | 131.78 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 1:6 | 76 | 141.93 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 1:4 | 85 | 129.34 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 1:2 | 81 | 142.11 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 1:1 | 95 | 128.74 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 2:1 | 99 | 131.77 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 4:1 | 101 | 136.43 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 6:1 | 112 | 126.07 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 8:1 | 105 | 136.35 |
Chenopodium ambrosiodies essential oil:Indoxacarb | 10:1 | 110 | 131.31 |
As shown in Table 1, it is 1 that chenopodium ambrosiodies essential oil, which is compounded with indoxacarb in mass ratio,:10-10:In the range of 1, CTC is all higher than
120, there is significant synergistic activity of tagging.
Two, pesticide prepares embodiment
Embodiment 1:1% chenopodium ambrosiodies essential oil indoxacarb aqueous emulsion
Embodiment 2:10% chenopodium ambrosiodies essential oil indoxacarb aqueous emulsion
Embodiment 3:15% chenopodium ambrosiodies essential oil indoxacarb aqueous emulsion
The preparation method of aqueous emulsion described in above-described embodiment 1-3 is:Active ingredient chenopodium ambrosiodies essential oil and indoxacarb are used
After solvent, cosolvent fully dissolve, input emulsifier, dispersant, wetting agent form oil phase after being sufficiently stirred;Antifreezing agent is added
It is dissolved in water, forms water phase;Water phase is slowly added in oil phase, is sheared using high-speed shearing machine, you can obtains aqueous emulsion.
Embodiment 4:5% chenopodium ambrosiodies essential oil indoxacarb microemulsion
Embodiment 5:8% chenopodium ambrosiodies essential oil indoxacarb microemulsion
Embodiment 6:15% chenopodium ambrosiodies essential oil indoxacarb microemulsion
The preparation method of microemulsion described in above-described embodiment 4-6 is:Active constituent chenopodium ambrosiodies essential oil and indoxacarb are used
After solvent, cosolvent fully dissolve, emulsifier is put into, oil phase is formed after being sufficiently stirred;Antifreezing agent is added to the water to obtain water phase;
Water phase is slowly added in oil phase, is sheared using high-speed shearing machine, you can obtains transparent microemulsion.
Embodiment 7:20% chenopodium ambrosiodies essential oil indoxacarb suspending agent
Embodiment 8:30% chenopodium ambrosiodies essential oil indoxacarb suspending agent
Embodiment 9:50% chenopodium ambrosiodies essential oil indoxacarb suspending agent
The preparation method of suspending agent described in above-described embodiment 7-9 is:Active constituent chenopodium ambrosiodies essential oil and indoxacarb are made
After being crushed with airslide disintegrating mill, put into stirred tank, while putting into dispersant, wetting agent, antifreezing agent and water, after being sufficiently stirred,
Material is pumped into sand mill and is fully ground, after the completion of grinding, is pumped into high-speed shearing machine, after thickener is added, is carried out
High speed shear obtains suspending agent after the completion of shearing.
Embodiment 10:50% chenopodium ambrosiodies essential oil indoxacarb wettable powder
Embodiment 11:60% chenopodium ambrosiodies essential oil indoxacarb wettable powder
Embodiment 12:80% chenopodium ambrosiodies essential oil indoxacarb wettable powder
The preparation method of wettable powder described in above-described embodiment 10-12 is:By formula rate, by active ingredient and system
Agent auxiliary element is uniformly mixed, and is crushed through airslide disintegrating mill, is remixed uniformly, is obtained wettable powder.
Embodiment 13:25% chenopodium ambrosiodies essential oil indoxacarb water dispersible granule
Embodiment 14:50% chenopodium ambrosiodies essential oil indoxacarb water dispersible granule
Embodiment 15:70% chenopodium ambrosiodies essential oil indoxacarb water dispersible granule
The preparation method of water dispersible granules described in above-described embodiment 13-15 is:By formula rate, by active ingredient and system
Agent auxiliary element after mixing, is crushed through airslide disintegrating mill, is uniformly mixed again, then, a certain amount of water is added and mixes this
It closes object to mediate, extruder grain, through dry screening to get to water dispersible granules.
Further narration is done to the present invention above in conjunction with embodiment, but present invention is not limited to the embodiments described above,
One skilled in the relevant art within the scope of knowledge, can also make without departing from the purpose of the present invention
Various change.
Claims (3)
1. a kind of Synergistic insecticidal composition of prevention tea geometrid, it is characterised in that:The essential oil of chenopodium ambrosiodies containing active ingredient and indenes worm
The mass ratio of prestige, the active ingredient chenopodium ambrosiodies essential oil and indoxacarb is 1:10-10:1.
2. a kind of pesticidal preparations including Synergistic insecticidal composition described in claim 1, it is characterised in that:Chenopodium ambrosiodies essential oil
The 1-90% of entire pesticidal preparations gross mass is accounted for the quality of indoxacarb in the formulation, remaining is acceptable auxiliary in Pesticide Science
Material.
3. pesticidal preparations according to claim 2, it is characterised in that:The dosage form of the pesticidal preparations is missible oil or water and milk
Agent.
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CN201810144479.4A CN108294052A (en) | 2018-02-12 | 2018-02-12 | A kind of Synergistic insecticidal composition of prevention tea geometrid |
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CN201810144479.4A CN108294052A (en) | 2018-02-12 | 2018-02-12 | A kind of Synergistic insecticidal composition of prevention tea geometrid |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101518251A (en) * | 2009-04-16 | 2009-09-02 | 福建省农业科学院植物保护研究所 | Insecticidal synergist |
CN105794831A (en) * | 2014-12-30 | 2016-07-27 | 江苏龙灯化学有限公司 | Insecticidal composition and use thereof |
CN107372628A (en) * | 2017-08-31 | 2017-11-24 | 信阳农林学院 | Botanical pesticide chenopodium ambrosiodies essential oil is used for the purposes for preventing and treating tea geometrid |
CN107668078A (en) * | 2017-11-02 | 2018-02-09 | 信阳农林学院 | A kind of Synergistic insecticidal composition comprising chenopodium ambrosiodies essential oil and its application |
-
2018
- 2018-02-12 CN CN201810144479.4A patent/CN108294052A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101518251A (en) * | 2009-04-16 | 2009-09-02 | 福建省农业科学院植物保护研究所 | Insecticidal synergist |
CN105794831A (en) * | 2014-12-30 | 2016-07-27 | 江苏龙灯化学有限公司 | Insecticidal composition and use thereof |
CN107372628A (en) * | 2017-08-31 | 2017-11-24 | 信阳农林学院 | Botanical pesticide chenopodium ambrosiodies essential oil is used for the purposes for preventing and treating tea geometrid |
CN107668078A (en) * | 2017-11-02 | 2018-02-09 | 信阳农林学院 | A kind of Synergistic insecticidal composition comprising chenopodium ambrosiodies essential oil and its application |
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Application publication date: 20180720 |