CN104381260B - A kind of fall webworms sex attractant comprising synergist - Google Patents
A kind of fall webworms sex attractant comprising synergist Download PDFInfo
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- CN104381260B CN104381260B CN201410603391.6A CN201410603391A CN104381260B CN 104381260 B CN104381260 B CN 104381260B CN 201410603391 A CN201410603391 A CN 201410603391A CN 104381260 B CN104381260 B CN 104381260B
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Abstract
The invention discloses a kind of fall webworms sex attractant comprising synergist, this sex attractant contains fall webworm sex pheromone and 5 15% synergist of 85 95%, and wherein, synergist is Long carbon chain olefin compound.The present invention efficient fall webworms sex attractant, compared with existing fall webworms gyplure, draws moth effect and is remarkably reinforced.
Description
Technical field
The invention belongs to technical field of pesticide, be specifically related to a kind of fall webworms sex attractant comprising synergist.
Background technology
Fall webworms (Hyphantria cunea Drury), English entitled Fall webworm, Chinese different name also known as " autumn curtain caterpillar ",
" Qiu Mue ", belongs to Lepidoptera, Arctiidae.As a kind of global quarantine pest insect, fall webworms originate in North America, extensively divide
It is distributed in northern US, southern Canada and Mexico, and from incoming Europe at the end of the forties in last century and Asia.Fall webworms are certainly
Since incoming China in 1979, the ground such as Hebei, Tianjin, Shandong, Shaanxi and Beijing are progressively spread to.It is a kind of harm
Greatly Leaf-feeding Insects, serious threat ecological safety, its harmful characteristics: is that feeding habits are miscellaneous, can endanger and include forest, really
Tree, crops, flowers etc. are in 300 interior various plants；Two is that fertility is extremely strong, and 1 year breeding three generations, one female
White moth averagely raises up seed 30,000,000, at most up to more than 200,000,000；Three is that route of transmission is wide, the most all can be with respectively
Plant goods, means of transport etc. and do long-distance communications；Four is that harm is serious, during outburst, can eat up all in the extremely short time
Green plants blade.It is forestry pest and agricultural pests.Generally preventing and treating fall webworms use artificial or plant seeds by airplane chemistry
Medicament is prevented and treated, although this method instant effect, scope are wide, but owing to fall webworms population quantity is many, and generation overlap,
Single chemical prevention is difficult to persistently control the population of fall webworms；Preventing and treating fall webworms are possible with natural enemy such as Zhou Shi and nibble chalcid fly and enter
Row biological control, but due to Zhou Shi, to nibble chalcid fly reproduction speed slow, it is difficult to reach preferable prevention effect；The method of physics trapping at present
Being one more effectively preventing method, conventional is to lure worm deinsectization lamp, trapper etc., and wherein usability information is usually trapped and killed
Fall webworms are the most efficient methods.
The research of the sex pheromone of fall webworms starts from early 1970s, by 1976, and three components of sex pheromone
(Z9, Z12)-ten eight carbon two olefine aldehydr, (9Z, 12Z, Z15)-Octadecatrienal and (3Z, 6Z, 9S, 10R)-9,10-ring
Oxygen-3,6-21 carbon diene is separated to be identified successfully, 1989, other 2 components (3Z, 6Z, 9S, 10R)-9,10-ring
Oxygen-1,3,6-21 carbon triolefin and (3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-20 carbon triolefin are identified into by separation again
Merit.Since then, the preparation of the Prof. Du Yucang of fall webworm sex pheromone becomes the focus of research always, for this worm gyplure also
It is developed, by the semiochemical of Prof. Du Yucang, attracts the field male moth seeking mating of the same race, trapped and killed and luring
Catch in device, make female worm lose the chance of mating, it is impossible to effectively to raise up seed, lower offspring flocks quantity and reach preventing and treating
Purpose.
The fall webworms invasion China existing some time, at present, domestic Market Economy worker commonly uses the white of import
Moth property lure monitors the generation of this worm, and this lure has certain trapping activity, but expensive, is difficult to spread
Application.It addition, the sex pheromone of import lure composition compound kind and compound between ratio all with China
Actual conditions difference in fall webworms sexual gland is relatively big, illustrates that import lure can not to the attractant effect of fall webworms China population
Reach optimal.Although the existing gyplure attractant effect for China's population exploitation has improved to some extent, but actually used mistake
Cheng Zhong, fall webworms capture rate still has much room for improvement.For this situation, present inventors studied fall webworms the most chemical
Communication principle, is greatly improved the trapping setting ratio of fall webworms by the method adding synergist.
Summary of the invention
It is an object of the invention to the shortcoming overcoming usability lure preventing and treating fall webworms poor effect, it is provided that one is effective to
The gyplure of preventing and treating fall webworms, and it is greatly improved trappability.
It is an object of the invention to be achieved through the following technical solutions:
A kind of fall webworms gyplure comprising synergist, this fall webworms gyplure is mainly by the group of following weight percentage
Being grouped into: fall webworm sex pheromone accounts for 85-95%, synergist accounts for 5-15%；Wherein, synergist is Long carbon chain olefines thing
Matter.
Preferably fall webworm sex pheromone accounts for 88%-95%, and synergist accounts for 5%-12%.
Further preferably fall webworm sex pheromone accounts for 88%-93%, and synergist accounts for 7%-12%.
The most preferably gyplure of the present invention comprises the active component fall webworm sex pheromone of weight ratio 89%-91%, weight ratio
The synergist of 9%-11%.
Described Long carbon chain olefin compound is that one or more in (Z3, Z6, Z9)-(2n+1) carbon triolefin are with arbitrary proportion
Mixing, wherein, 8≤n≤16.
Preferably Long carbon chain olefin compound is (Z3, Z6, Z9)-ten seven carbon triolefin, (Z3, Z6, Z9)-ten nine carbon triolefin,
(Z3, Z6, Z9)-two 11 carbon triolefin, (Z3, Z6, Z9)-oleatricosatriene, (Z3, Z6, Z9)-two 15 carbon triolefin,
(Z3, Z6, Z9)-two 17 carbon triolefin, and (Z3, Z6, Z9)-two 19 carbon triolefin, (Z3, Z6, Z9)-three 11 carbon triolefin,
(Z3, Z6, Z9)-three tridecatriene.
During most preferably Long carbon chain olefin compound is (Z3, Z6, Z9)-oleatricosatriene and (Z3, Z6, Z9)-two 15 carbon triolefin
One or both with arbitrary proportion mix.(Z3, Z6, Z9)-oleatricosatriene and (Z3, Z6, Z9)-two 15 carbon triolefin mix
The part by weight of compound is 1-3:1-3, preferably (Z3, Z6, Z9)-oleatricosatriene and (Z3, Z6, Z9)-two 15 carbon triolefin
The part by weight of mixture is 3:1.
The fall webworm sex pheromone that the present invention uses can be fall webworm sex pheromone that is natural or that manually prepare, as long as
Can as sex pheromone play trapping fall webworms effect all can use.
Fall webworm sex pheromone preferably by (Z9, Z12)-ten eight carbon two olefine aldehydr, (9Z, 12Z, 15Z)-Octadecatrienal,
(3Z, 6Z, 9S, 10R)-9,10-epoxy-3,6-21 carbon diene and (3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-two
11 carbon triolefin compositions, four part by weight are 1-3:30-35:50-70:4-8.
Most preferably fall webworm sex pheromone is by (Z9, Z12)-ten eight carbon two olefine aldehydr, (9Z, 12Z, 15Z)-ten eight carbon triolefin
Aldehyde, (3Z, 6Z, 9S, 10R)-9,10-epoxy-3,6-21 carbon diene and (3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-
21 carbon triolefin compositions, four part by weight are 2:32:60:6.
Fall webworms sex attractant of the present invention can be prepared for monitoring fall webworms insect pest situation occurred and/or prediction fall webworms
Product that insect pest occurs, for disturbing fall webworms mating and/or trapping, kill the product of fall webworms or for detecting
The product of fall webworms insect pest.
The application form of the fall webworms gyplure that the present invention provides can have multiple, as long as fall webworm sex pheromone can be made
Produce synergy with synergist, thus reduce the consumption of fall webworm sex pheromone, improve trapping activity.Above-mentioned should
Described synergist is applied in the lure containing fall webworm sex pheromone with also including.
During preparation lure, each components in certain proportion is dissolved in n-hexane, according to preventing and treating and/or the method for monitoring fall webworms, its
Described in the consumption of the fall webworms gyplure comprising synergist be 0.1-10 mg/ml, preferably 0.5-5 mg/ml.
Beneficial effects of the present invention compared with the prior art: fall webworms are the important pests that China newly breaks out, the most domestic makes
Being foreign country's import with gyplure, price is high, effect is undesirable, and the present invention utilizes Long carbon chain olefin compound, particularly
(Z3, Z6, Z9)-(2n+1) carbon triolefin (8≤n≤16) prepare fall webworms gyplure as synergist, and reports
Fall webworms gyplure is compared, and moth trapping is remarkably reinforced, and the present invention has great economy, ecology and social effect.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the present invention, and make the above-mentioned purpose of the present invention, feature and advantage energy
Enough becoming apparent from understandable, below in conjunction with specific embodiment, the present invention is further detailed explanation, does not notes in the following example
The experimental technique of bright specific experiment condition, is generally carried out according to normal condition.
Embodiment 1:
Test period: 21 days-July 27 July in 2014
Test method:
21 days-July 27 July in 2014 carries out luring of heterogeneity and different proportion in Anxin County, Hebei province poplar forest
The trap effect of fall webworms is tested by agent.4 component (Z9, Z12)-ten eight carbon two olefine aldehydrs of fall webworm sex pheromone,
(9Z, 12Z, 15Z)-Octadecatrienal, (3Z, 6Z, 9S, 10R)-9,10-epoxy-3,6-21 carbon diene and
(3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-bis-ten one carbon triolefins, the mixing of 2:32:60:6 by weight proportion (is called for short
Active components A) it is dissolved in n-hexane, concentration is 1mg/ml.
9 kinds of material (Z3, Z6, Z9)-ten seven carbon triolefins of boosting components, (Z3, Z6, Z9)-ten nine carbon triolefin,
(Z3, Z6, Z9)-two 11 carbon triolefin, (Z3, Z6, Z9)-oleatricosatriene, (Z3, Z6, Z9)-two 15 carbon triolefin,
(Z3, Z6, Z9)-two 17 carbon triolefin, (Z3, Z6, Z9)-two 19 carbon triolefin, (Z3, Z6, Z9)-three 11 carbon triolefin, and
(Z3, Z6, Z9)-three tridecatriene (being called for short c17, c19, c21, c23, c25, c27, c29, c31 and c33 respectively),
Their purity is all more than 95%.According to the experimental technique that sex pheromone is general, by above 11 kinds of components according to following table institute
Each dosage ratio shown drips on the partition of rubber stopper, and the fall webworms gyplure being respectively prepared seals in loading aluminium foil,
Preserve under the conditions of-20 DEG C.
Lure being hung in fall webworms trapper, be suspended on the branch of poplar that 3-5 rice is high, trapper spacing is 100 meters,
Every day trapper is changed position, records the fall webworms quantity traped and it is removed in time.With luring of dropping n-hexane
Core is blank, and every kind of process is repeated 3 times, and record lures moth number sum to be shown in Table 1:
Table 1
Note: in table, data are the mean value repeated for 3 times.
Test result indicate that, after with the addition of boosting components, the attractant effect of fall webworms is greatly enhanced by gyplure.When
Add synergy after c23 and lure that secondly worm effect is best, add c25 lures worm effect.
Embodiment 2:
Test period: 21 days-July 27 July in 2014
Test method:
21 days-July 27 July in 2014 carries out heterogeneity and containing different proportion synergy in Anxin County, Hebei province poplar forest
The fall webworms gyplure of agent is shown in Table 2 to the trap effect result of the test of fall webworms.Experimental technique is with embodiment 1.
Table 2
Note: in table, data are the mean value repeated for 3 times.
From table 2 it can be seen that C23 and the C25 mixed proportion of optimum is when 3:1 is as synergist, lure worm best results.
Embodiment 3:
21 days-July 27 July in 2014 carries out the property of heterogeneity and different proportion in Anxin County, Hebei province poplar forest
Lure is shown in Table 3 to the trap effect result of the test of fall webworms.Wherein, import lure is NITOLURE board, purchased from Japan
Idemitsu Kosen Co., Ltd..Domestic formula: 5 component (Z9, Z12)-ten eight carbon two olefine aldehydrs of fall webworm sex pheromone,
(9Z, 12Z, 15Z)-Octadecatrienal, (3Z, 6Z, 9S, 10R)-9,10-epoxy-3,6-21 carbon diene,
(3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-bis-ten one carbon triolefins, (3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-bis-
Ten carbon triolefins, the mixing of 1:20:25:4:0.1 by weight proportion is dissolved in n-hexane, and concentration is 1mg/ml, and experimental technique is same
Embodiment 1.
Table 3
The data of table 3 show, the worm effect that lures of inventive formulation compares other formulas, lures worm effect to be remarkably reinforced.
Claims (6)
1. the fall webworms gyplure comprising synergist, it is characterised in that main by the component group of following weight percentage
Become: fall webworm sex pheromone accounts for 85-95%, and synergist accounts for 5-15%；Wherein, synergist is (Z3, Z6, Z9)-two 13
Carbon triolefin and (Z3, Z6, Z9)-two 15 carbon triolefin are the mixture that 1-3:1-3 is mixed to get according to part by weight.
Fall webworms gyplure the most according to claim 1, it is characterised in that fall webworm sex pheromone accounts for 88%-95%,
Synergist accounts for 5%-12%.
Fall webworms gyplure the most according to claim 2, it is characterised in that fall webworm sex pheromone accounts for 88%-93%,
Synergist accounts for 7%-12%.
Fall webworms gyplure the most according to claim 1, it is characterised in that described fall webworm sex pheromone by
(Z9, Z12)-ten eight carbon two olefine aldehydr, (9Z, 12Z, 15Z)-Octadecatrienal, (3Z, 6Z, 9S, 10R)-9,10-epoxy-3,6-
21 carbon diene and (3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-bis-ten one carbon triolefin compositions, four part by weight are
1-3:30-35:50-70:4-8.
Fall webworms gyplure the most according to claim 4, it is characterised in that described fall webworm sex pheromone by
(Z9, Z12)-ten eight carbon two olefine aldehydr, (9Z, 12Z, 15Z)-Octadecatrienal, (3Z, 6Z, 9S, 10R)-9,10-epoxy-3,6-
21 carbon diene and (3Z, 6Z, 9S, 10R)-9,10-epoxy-1,3,6-bis-ten one carbon triolefin compositions, four part by weight are
2:32:60:6.
6. the fall webworms sex attractant described in claim 1 preparation be used for monitoring fall webworms insect pest situation occurred and/or
Product that prediction fall webworms insect pest occurs, for disturb fall webworms mating and/or trapping, kill fall webworms product,
Or the purposes in the product detecting fall webworms insect pest.
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| CN108432756B (en) * | 2018-04-13 | 2020-07-07 | 广西大学 | Sex pheromone for preventing and controlling phaea cinnabarina and preparation method of lure core of sex pheromone |
| CN110178604A (en) * | 2019-06-10 | 2019-08-30 | 天津市植物保护研究所 | A method of for enhancing to fall webworms worm trap effect |
| CN114793718A (en) * | 2022-05-25 | 2022-07-29 | 安徽农业大学 | Mating inhibitor for ectropis grisescens |
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| CN101433200B (en) * | 2007-11-16 | 2012-09-05 | 中国科学院动物研究所 | Sex attractant of fall webworm, use thereof, luring core and preparation method |
| CN103315002B (en) * | 2012-03-21 | 2015-10-28 | 中国科学院动物研究所 | Fall webworm lure composition and application thereof and lure core |
| CN102669099A (en) * | 2012-05-09 | 2012-09-19 | 江苏傲伦达科技实业股份有限公司 | Method for preparing fall webworm sex pheromone slow-releasing agent |
| CN103262841B (en) * | 2013-05-20 | 2014-10-29 | 山西农业大学 | Synthetic method of triolefin insect sex attractant |
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