CN109566663A - Purposes of the cajaput essential oil in prevention and treatment tea geometrid - Google Patents
Purposes of the cajaput essential oil in prevention and treatment tea geometrid Download PDFInfo
- Publication number
- CN109566663A CN109566663A CN201811634532.5A CN201811634532A CN109566663A CN 109566663 A CN109566663 A CN 109566663A CN 201811634532 A CN201811634532 A CN 201811634532A CN 109566663 A CN109566663 A CN 109566663A
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- Prior art keywords
- essential oil
- cajaput
- tea geometrid
- tea
- time
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
- A01N53/00—Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives 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 invention belongs to tea place plant protection technology fields, and in particular to purposes of the cajaput essential oil in tea geometrid prevents and treats.The present invention also provides a kind of synergetic pesticide composition of essential oil containing cajaput, two kinds of pesticides are cajaput essential oil and time, and cajaput essential oil and the ratio in time are 9-1:1-9.The preventive effect that inventor compounds prevention and treatment tea geometrid to various plants essential oil to the activity and essential oil of tea geometrid with the pesticide time has made intensive studies, experimental result discovery cajaput essential oil and its compounded combination have preferable preventive and therapeutic effect to tea geometrid, and the present invention provides theoretical basis for cajaput refined-oil development is become a kind of novel pesticide.
Description
Technical field
The invention belongs to tea place plant protection technology fields, particularly relate to use of the cajaput essential oil in prevention and treatment tea geometrid
On the way.
Background technique
Tea geometrid endangers seriously in major tea area, China, since its is heavy, easy population outbreak.Currently, each tea area master
It will be based on chemical prevention.With social development and the needs preserved the ecological environment, less-persistent pesticide and no pollution to the environment
Pesticide etc. caused the very big concern of people, the exploitation of botanical pesticide and using having become the hot spot paid close attention to both at home and abroad.It plants
Its essence of material resource pesticide is chemical pesticide, but it is extracting in natural plants, environmentally friendly, is not easy to generate pest
Drug resistance can be such that pest population density is controlled under economic aggrieved tolerable injury level for a long time, and therefore, appliable plant insecticide is anti-
Controlling tea geometrid is a preferable selection.
Plants essential oil be from plant refine extraction have special aroma one kind volatility secondary metabolites, to pest
The mechanism of action is special, is not likely to produce drug resistance, highly-safe, degradable in the environment, and in plant protection field, application prospect is long-range.It is beautiful
Tree essential oil is to mention oil using the fresh leaf of cajaput and sprig as raw material using steam distillation, and refine through stifling, be a kind of
Colourless to flaxen liquid, there is the smell as camphor, and main component is cineole, followed by terpineol and firpene etc..?
It is having studies have shown that it is used as pest repellant, expectorant, excitant etc. in medicine, but at present about plants essential oil to tea ruler
The action of contace poison of earwig and its complete blank of research that prevention and treatment tea geometrid is compounded with farmer.
The information disclosed in the background technology section is intended only to increase the understanding to general background of the invention, without answering
When being considered as recognizing or imply that the information constitutes the prior art already known to those of ordinary skill in the art in any form.
Summary of the invention
It is purposes of the cajaput essential oil as tea place plant insecticide the purpose of the present invention is developing the purposes of cajaput essential oil
It provides fundamental basis.
Technical solution provided by the invention are as follows:
Purposes of the cajaput essential oil in prevention and treatment tea geometrid.
The present invention also provides a kind of synergetic pesticide composition of essential oil containing cajaput, two kinds of pesticides are cajaput essential oil and time,
The ratio in cajaput essential oil and time is 9-1:1-9.
Compared with prior art, the invention has the following beneficial effects:
1. the cajaput essential oil that the present invention uses is to extract to obtain from cajaput, develop for cajaput into a kind of plant source tea place
Pests insecticide is laid a good foundation, and is enriched with the plant variety for killing tea plant pest.
2. inventor prevents and treats the anti-of tea geometrid to activity and essential oil and agriculture chemical compounding of the various plants essential oil to tea geometrid
Effect has made intensive studies, and experimental result finds that cajaput essential oil has preferable preventive and therapeutic effect to tea geometrid, and the present invention is cajaput
Refined-oil development becomes a kind of novel pesticide and provides theoretical basis.
Specific embodiment
Below with reference to embodiment, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
Inventor has found that cajaput essential oil has preferable activity to tea geometrid by a large amount of screening test, this is from following
Bioassay example is clear that.
Embodiment 1:
1 experimental material and method
1.1 selected insect sources: tea geometrid picks up from tealeaves institute, Hangzhou academy of agricultural sciences Bohai Sea Lan Wan base larva raising in intelligent people
Work climatic chamber, temperature (25 ± 2) DEG C, relative humidity 60-80%, photoperiod are 12L ︰ 12D, are raised with fresh tea leaf.It is indoor
1-3 instar larvae after raising a generation is handled for tea after hungry 3h.
1.2 for examination essential oil and pesticide: cajaput essential oil, rhizoma atractylodis essential oil, Bergamot, argy wormwood essential oil content 95% are purchased
Natural perfume material oil factory is reached in Jiangxi Ji'an Jishui County person of outstanding talent, 2.5% Cyhalothrin (time) is commercially available.
1.3 test method
After mother liquor is made with suitable solvent and emulsifier in essential oil, it is diluted with distilled water into 1%, 0.5%, 0.25%
(V/V) three concentration, every processing is repeated 3 times, and sets control, and sets clear water as blank control, and the fresh tea tip is immersed each processing
5s in liquid is put into the can equipped with 30 2 instar larvaes (1000mL) after medical fluid is dry.1d, 3d, 7d are respectively counted 1 time after medicine
Dead borer population calculates the insect population death rate, corrected mortality.
After mother liquor is made with suitable solvent and emulsifier in essential oil, compounded with the time (2.5% Cyhalothrin)
90%, 50%, 1%, 0 (V/V), by per acre 25 milliliters, referring to pesticide field efficacy medicine test criterion GB/T 17980.1~
17980.53-2000 is designed field trial, is compareed with clear water, and the Revision insect recluced rates such as 1d, 3d, 7d days, prevention and treatment effect after medicine are calculated
Fruit.
Calculation formula: the death rate (%)=death toll/sum × 100；
Corrected mortality (%)=(the processing group death rate-control group death rate)/(the 1- control group death rate) × 100.
Rectifying efficacies (%)=[(prevention and treatment area's Revision insect recluced rate ± check plot Revision insect recluced rate)/(check plot 1- insect population subtracts
Move back rate)] × 100.
Data analysis respectively using Excel 2007 and PSS17.0 statistical software to data into analysis.
Three, result and analysis
14 kinds of plants essential oils of table are to interior to the contact toxicity of tea geometrid
As shown in table 1, the processing of 4 kinds of essential oils 1d, 3d and 7d of various concentration are demonstrated by different degrees of touching to tea geometrid
Kill activity.Wherein when 4 kinds of essential oil processing 1d, 3d and 7d, three concentration cajaput essential oils and argy wormwood essential oil correct death to tea geometrid
The equal highest of rate reaches 100% and tags.Other two kinds of essential oils, it is right when handling 1d and 3d when concentration 0.25%, 0.5% and 1%
The corrected mortality of tea geometrid is that bergamot processing is higher than rhizoma atractylodis processing；When handling 7d, to the corrected mortality of tea geometrid,
It is that rhizoma atractylodis processing is higher than bergamot processing.All in all, cajaput essential oil, Bergamot, rhizoma atractylodis essential oil and argy wormwood essential oil 4
Processing, it is relatively good to the indoor contact efficacy of tea geometrid, it can develop and be prevented and treated for tea geometrid.
24 kinds of plants essential oils of table compound prevention and treatment tea geometrid field trial preventive effect with the time
From table 2 it can be seen that each compounding concentration of four kinds of essential oils, can raising preventive effect to a certain extent, compounding
90%, 50%, 1%, 0 four concentration is that 90% concentration treatment effect is best.When concentration is 90%, 1d, four kinds of essences are handled
The field Rectifying efficacies that oil is compounded with the time can reach 66% or more；When handling 1d, 3d, 7d and 14d, wherein effect is best
It is cajaput, argy wormwood processing, after handling 3d, Rectifying efficacies can reach 90% or more；After handling 7d, bergamot processing is to tea
The field Rectifying efficacies of looper also reach 90%；Rhizoma atractylodis processing reaches the field Rectifying efficacies of tea geometrid when handling 3d and 7d
To 90% or more.When concentration is 50%, field Rectifying efficacies of the tetra- essential oil processing of processing 1d, 3d, 7d and 14d to tea geometrid
It is cajaput before 48% or more, the best processing 14d of effect, and respectively handles and the field Rectifying efficacies of tea geometrid are below
When concentration is 90%.When concentration is 10%, field Rectifying efficacies equal energy of each processing processing 1d, 3d, 7d and 14d to tea geometrid
The i.e. field Rectifying efficacies of normal use pesticide farmer when the field Rectifying efficacies that reach 37%, and respectively handle and concentration are 0
Quite.
Generally, cajaput essential oil, Bergamot, rhizoma atractylodis essential oil and argy wormwood essential oil are compounded with the pesticide time can improve
Preventive effect, and hold it is ineffectiveness preferably, and essential oil concentration more high preventive effect is better.Cajaput essential oil, Bergamot, rhizoma atractylodis essential oil and
Argy wormwood essential oil is compounded with tea geometrid prevention and treatment pesticide time (2.5% Cyhalothrin), can be significantly reduced time dosage, be subtracted
Few tea place ecological environmental pollution.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (2)
1. purposes of the cajaput essential oil in prevention and treatment tea geometrid.
2. a kind of synergetic pesticide composition of essential oil containing cajaput, which is characterized in that two kinds of pesticides are cajaput essential oil and time, cajaput
The ratio in essential oil and time is 9-1:1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811634532.5A CN109566663A (en) | 2018-12-29 | 2018-12-29 | Purposes of the cajaput essential oil in prevention and treatment tea geometrid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811634532.5A CN109566663A (en) | 2018-12-29 | 2018-12-29 | Purposes of the cajaput essential oil in prevention and treatment tea geometrid |
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| Publication Number | Publication Date |
|---|---|
| CN109566663A true CN109566663A (en) | 2019-04-05 |
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|---|---|---|---|
| CN201811634532.5A Pending CN109566663A (en) | 2018-12-29 | 2018-12-29 | Purposes of the cajaput essential oil in prevention and treatment tea geometrid |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1107293A (en) * | 1994-02-23 | 1995-08-30 | 郑树勤 | Multifunctional emulsified insecticide |
| CN101406177A (en) * | 2008-11-24 | 2009-04-15 | 上海龙蟒生物科技有限公司 | Insecticidal composition concentrated solution and method of use thereof |
| CN107446423A (en) * | 2017-10-13 | 2017-12-08 | 贵州涂建材科技有限公司 | A kind of environmentally friendly insect paint |
-
2018
- 2018-12-29 CN CN201811634532.5A patent/CN109566663A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1107293A (en) * | 1994-02-23 | 1995-08-30 | 郑树勤 | Multifunctional emulsified insecticide |
| CN101406177A (en) * | 2008-11-24 | 2009-04-15 | 上海龙蟒生物科技有限公司 | Insecticidal composition concentrated solution and method of use thereof |
| CN107446423A (en) * | 2017-10-13 | 2017-12-08 | 贵州涂建材科技有限公司 | A kind of environmentally friendly insect paint |
Non-Patent Citations (3)
| Title |
|---|
| JUN-HYUNG TAK 等: "Penetration-enhancement underlies synergy of plant essential oil terpenoids as insecticides in the cabbage looper, Trichoplusia ni", 《SCIENTIFIC REPORTS》 * |
| 化学工业出版社组织编写: "《中国化工产品大全 下卷》", 31 January 2005, 化学工业出版社，第1版 * |
| 夏征农 等: "《大辞海 化工轻工纺织卷》", 31 August 2009, 上海辞书出版社，第1版 * |
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Application publication date: 20190405 |
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