CN107836450A - A kind of preparation method and application of big cutworm gyplure - Google Patents
A kind of preparation method and application of big cutworm gyplure Download PDFInfo
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- CN107836450A CN107836450A CN201711080348.6A CN201711080348A CN107836450A CN 107836450 A CN107836450 A CN 107836450A CN 201711080348 A CN201711080348 A CN 201711080348A CN 107836450 A CN107836450 A CN 107836450A
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- big cutworm
- cutworm
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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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/02—Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/02—Stationary means for catching or killing insects with devices or substances, e.g. food, pheronones attracting the insects
-
- 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
- A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
- A01N31/02—Acyclic compounds
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Plant Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Insects & Arthropods (AREA)
- Catching Or Destruction (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of preparation method and application of big cutworm gyplure.The wherein big cutworm pheromones component is one or more of along 7 dodecylene acetic acid esters, suitable 9 tetradecene acetic acid esters and the suitable alcohol of 7 dodecylene 1, wherein, the mass ratio of the big cutworm pheromones is 0.75 2.5:0.5‑1.2:0.15‑0.5.Not only dosage is few and environmentally friendly by the present invention, can also accurately be applied to detecting and reporting pest information, mass trapping, Insect pest suppression, significantly improve the effect of the big cutworm of the comprehensive regulation, the comprehensive regulation to big cutworm is significant.
Description
Technical field
The invention belongs to insect sex pheromone preparing technical field, and in particular to a kind of big cutworm sex pheromone and application thereof.
Background technology
Big cutworm Agrotis tokionis Butler, belong to Lepidoptera, Noctuidae, also known as grub, cutworm, are
One of the important subterranean pest-insect in China's all kinds of crops seedling stages.Main cause harm cotton, beans, corn, sesame, capsicum, beans etc.
Seedling, and the withered and yellow blade of a variety of weeds such as feeding Veronica, ox chickweed and plant.Newly hatched larvae typically started to send out at second day
Raw harm, forms many transparent small windows, with the increasing in worm age, blade, which is snapped into, incises shape, or even bites young stem broken.The earth is old
A generation occurs in China every year for tiger, and experience is survived the winter and more two periods of summer, increases more before the summer with worm age, appetite increases, in annual
April reaches and endangers peak period.The method for preventing and treating big cutworm at present is mainly cultural control and chemical control.Cultural control is not polluted
Environment, the ecological balance is not destroyed, but existing huge problem is unnet, slowly effect of removing the evil.Chemical control is quick, effect is good,
But due to huge pollution can be brought to the mankind and environment using medicament, the earth is excessively easily used to plus medicament
Tiger produces resistance, therefore, finds the good plant protection new method of economical and efficient, being compatible with the environment property, new technology is that solve to work as
Preceding environmental pollution, the active demand of food security crisis.Insect pheromone is that having for the various body of gland secreting outsides of insect is different
The kind internal hormone of effect, it is that of the same race individual and he plants the chemical substance of the information interchange between individual for carrying out.With chemical agriculture
Insect pheromone unlike medicine has the advantages of some protrusions:Bioactivity is high, and selectivity is strong；Insect does not produce drug resistance,
It is harmless to natural enemy；Reduce Pesticide use amount and environmental pollution；Reduce pesticide residue in agricultural products；It is easy to use, cost accounting
It is low.The use of insect sex pheromone biological insecticides is food-safe and environmental protection has great significance.
The content of the invention
In view of this, it is an object of the invention to propose a kind of big cutworm sex pheromone and application thereof, to improve synthesis
Administer the effect of big cutworm.
Based on above-mentioned purpose, a kind of big cutworm sex pheromone provided by the invention, it is characterised in that feasibly, described
Big cutworm pheromones by cis- 7- dodecylenes acetic acid esters (Z7-12: Ac), cis- 9- tetradecenes acetic acid esters (Z9-14: Ac) and
Cis- 7- dodecylenes -1- alcohol (Z7-12: OH) composition, its mass ratio:0.75~2.5:0.5~1.2:0.15~0.5.
Preferably, the big cutworm pheromones are by cis- 7- dodecylenes acetic acid esters (Z7-12: Ac), the carbon of cis- 9- 14
Alkene acetic acid esters (Z9-14: Ac) and cis- 7- dodecylenes -1- alcohol (Z7-12: OH) composition, its mass ratio:0.75~1.5:0.5~
0.8:0.15~0.3；
Most preferably, the big cutworm pheromones are by cis- 7- dodecylenes acetic acid esters (Z7-12: Ac), the carbon of cis- 9- 14
Alkene acetic acid esters (Z9-14: Ac) and cis- 7- dodecylenes -1- alcohol (Z7-12: OH) composition, its mass ratio:1.2:0.65:0.2；
A kind of preparation method of big cutworm sex pheromone lure core, the dichloromethane solution containing big cutworm pheromones is dripped
Be added in lure, n-hexane be added drop-wise in the lure after the dichloromethane solution volatilization containing big cutworm pheromones, treat just oneself
The lure containing big cutworm lure is made after alkane volatilization, obtained lure is loaded into aluminium foil interior sealing, is put at -20 DEG C and refrigerates.
Application of the above-mentioned big cutworm lure composition lure in big cutworm is traped, in use, by big cutworm
The lure of sex pheromone hangs on generation or big cutworm region may occur, and Insect infestation monitoring for big cutworm, largely lures
Catch and Insect pest suppression.Described trapper is Doliform trapper.
Compared with prior art, the present invention has the advantages that：Big cutworm sex pheromone system provided by the invention
Standby simple, raw material is easy to get；Bioactivity is high, and selectivity is strong；Insect does not produce drug resistance, harmless to natural enemy；Reduce Pesticide use
Amount and environmental pollution；Reduce pesticide residue in agricultural products；Easy to use, cost accounting is low.The present invention can accurately be applied to worm
Feelings are observed and predicted, Insect pest suppression, mass trapping, significant for the big cutworm of the comprehensive regulation.
Embodiment
The embodiment of the present invention is described in detail below, it is to be understood that protection scope of the present invention is not
Limited by embodiment.
The extraction of the big cutworm sex pheromone of embodiment 1
Do not handed over to different days and into the big cutworm of dark phase different time using head space adsorption and sexual gland extraction
The extraction work of sex pheromone is carried out with female adult, to disclose big cutworm sex pheromone sex pheromone.
The preparation of the big cutworm sex pheromone lure core of embodiment 2
Dichloromethane solution containing big cutworm pheromones is added drop-wise in lure, treats two containing big cutworm pheromones
N-hexane is added drop-wise in the lure after chloromethanes solution evaporation, the lure containing big cutworm lure is made after n-hexane volatilization,
Lure is placed in Doliform trapper, trapper then is positioned over into big cutworm occurs more serious plot.To ensure release effect
Fruit, the big cutworm sex pheromones of 50-1000 μ g often are inserted in 1mL rubber lure, distance is arranged to 5m, 10m, 15m between trapper,
Lure height 150cm or so from the ground is set.In order to further illustrate the feasibility of the present embodiment, 8 specific formulas are provided in table 1：
Table 1
Select big cutworm that more serious plot occurs, area randomly chooses 6 pieces of experimental plots, experiment more than 10 mu
Field area determines that distance is arranged to 5m, 10m, 15m (being repeated twice) between trapper according to distance between trapper.It is every kind of to match somebody with somebody
Side sets lure height 150cm or so from the ground, uniformly random to place the above-mentioned barrel shape trapper containing big cutworm pheromones, together
When that the work not yet to mate for 3 days of sprouting wings containing three of 1 trapper blank barrel shape trapper and 1 are randomly placed in each experimental plot is female
The barrel shape trapper of the big cutworm of property, randomly places 1 lamp light trapping device.It is old that the earth traped was investigated after placement every three days
Brave quantity, changes the big cutworm of female living of emergence, and changes trapping position at random, persistently investigates 30 days.
Trap effect is as shown in table 2：
Table 2
(note：1-1-1 represents 1) 5m- repeats 1- formulas
From result, big cutworm sex pheromone of the invention has preferable trap effect to big cutworm.By notable
Property relatively understand, containing cis- 7- dodecylenes acetic acid esters (Z7-12: Ac), cis- 9- tetradecenes acetic acid esters (Z9-14: Ac) and cis-
The trapping amount of 7- dodecylene -1- alcohol (Z7-12: OH) processing significant difference (P ＜ 0.05) compared with the trapping amount of control group, says
Bright cis- 7- dodecylenes acetic acid esters (Z7-12: Ac), cis- 9- tetradecenes acetic acid esters (Z9-14: Ac) and cis- 7- dodecylenes-
Trapping activity of the 1- alcohol (Z7-12: OH) to big cutworm pheromones has very strong trapping capability, wherein formula 2-1-8,2-2-
8 (cis- μ g of 7- dodecylenes acetic acid esters (Z7-12: Ac) 600, cis- μ g of 9- tetradecenes acetic acid esters (Z9-14: Ac) 325, cis- 7-
The μ g of dodecylene -1- alcohol (Z7-12: OH) 100, between trapper at intervals of 10m) trapping amount and big cutworm pheromones pair
It is most more notable than difference, illustrate that its trap effect is best.
One or two kinds of cis- 7- dodecylenes acetic acid esters (Z7-12: Ac), cis- 9- tetradecenes second is respectively adopted in inventor
Acid esters (Z9-14: Ac) and the processing of cis- 7- dodecylenes -1- alcohol (Z7-12: OH) repeat above-mentioned trapping experiments as trapping bait,
It is good 2-1-8,2-2-8 trap effect are not formulated.As can be seen here, big cutworm sex pheromone provided by the invention can be applied accurately
It is significant for the big cutworm of the comprehensive regulation in big cutworm detecting and reporting pest information, mass trapping, Insect pest suppression.
The trans- 7- dodecylenes acetic acid esters of analogue of cis- 7- dodecylenes acetic acid esters is respectively adopted in inventor；It is cis-
The cis- 9- hexadecenes acetic acid esters of analogue of 9- tetradecene acetic acid esters；The structure of cis- 7- dodecylenes -1- alcohol is similar
The cis- 7- dodecylenes -3- alcohol processing of thing repeats above-mentioned trapping experiments as trapping bait, without any trap effect.Thus may be used
See, big cutworm sex pheromone selectivity provided by the invention is very strong, and its analogue can not replace it to exercise pheromones
Function.
Disclosed above is only the specific embodiment of the present invention, and still, the present invention is not limited to this, any ability
What the technical staff in domain can think change should all fall into protection scope of the present invention.
Claims (4)
1. one kind is used to prevent and treat big cutworm sex pheromone, it is characterised in that described sex pheromone includes cis- 7- dodecylenes
Acetic acid esters, cis- 9- tetradecenes acetic acid esters and cis- 7- dodecylenes -1- alcohol.
2. it is used for the sex pheromone for preventing and treating big cutworm according to claim 1, it is characterised in that the cis- carbon of 7- 12
The mass ratio of alkene acetic acid esters, cis- 9- tetradecenes acetic acid esters and cis- 7- dodecylenes -1- alcohol: 0.75-2.5 : 0.5-1.2
: 0.15-0.5。
3. a kind of preparation method of big cutworm sex pheromone lure core, the dichloromethane solution containing big cutworm pheromones is dripped
It is added in lure, n-hexane is added drop-wise in the lure after the dichloromethane solution volatilization containing big cutworm pheromones, treated
The lure containing big cutworm lure is made after n-hexane volatilization, obtained lure is loaded into aluminium foil interior sealing, is put into -20 DEG C
Lower refrigeration.
4. application of the sex pheromone in terms of big cutworm biological control described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711080348.6A CN107836450A (en) | 2017-11-06 | 2017-11-06 | A kind of preparation method and application of big cutworm gyplure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711080348.6A CN107836450A (en) | 2017-11-06 | 2017-11-06 | A kind of preparation method and application of big cutworm gyplure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107836450A true CN107836450A (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711080348.6A Pending CN107836450A (en) | 2017-11-06 | 2017-11-06 | A kind of preparation method and application of big cutworm gyplure |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4364931A (en) * | 1979-12-29 | 1982-12-21 | Egyt Gyogyszervegyeszeti Gyar | Composite insect attractant for male white-line dart moths and a process for preparing the active ingredients thereof |
| CN106070293A (en) * | 2016-06-13 | 2016-11-09 | 漳州市英格尔农业科技有限公司 | Black cutworm sex pheromone and preparation method thereof and lure |
-
2017
- 2017-11-06 CN CN201711080348.6A patent/CN107836450A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4364931A (en) * | 1979-12-29 | 1982-12-21 | Egyt Gyogyszervegyeszeti Gyar | Composite insect attractant for male white-line dart moths and a process for preparing the active ingredients thereof |
| CN106070293A (en) * | 2016-06-13 | 2016-11-09 | 漳州市英格尔农业科技有限公司 | Black cutworm sex pheromone and preparation method thereof and lure |
Non-Patent Citations (5)
| Title |
|---|
| CHRISTER LOFSTEDT ET AL.: "SEX PHEROMONE COMPONENTS OF THE TURNIP MOTH, Agrotis segetum：Chemical Identification, Electrophysiological Evaluation and Behavioral Activity", 《JOURNAL OF CHEMICAL ECOLOGY》 * |
| EZRA DUNKELBLUM ET AL.: "Chemical characterization and species specificity of sex pheromones of", 《ARCHIVES OF INSECT BIOCHEMISTRY AND PHYSIOLOGY》 * |
| MIRIAM ALTSTEINI ET AL.: "EFFECT OF A NEUROENDOCRINE FACTOR ON SEX PHEROMONE BIOSYNTHESIS IN THE TOMATO LOOPER, CHR YSODEIXIS CHALCITES (LEPIDOPTERA: NOCTUIDAE", 《INSECT BIOCHEM.》 * |
| TETSU ANDO ET AL.: "Sex Attractants for Male Lepidoptera", 《AGRIC.BIOL.CHEM.》 * |
| 吕佩珂等: "《中国蔬菜病虫原色图谱》", 31 January 1998, 农业出版社 * |
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Application publication date: 20180327 |