CN114668003A - Noctuid trapping composition and application thereof - Google Patents
Noctuid trapping composition and application thereof Download PDFInfo
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- CN114668003A CN114668003A CN202210407150.9A CN202210407150A CN114668003A CN 114668003 A CN114668003 A CN 114668003A CN 202210407150 A CN202210407150 A CN 202210407150A CN 114668003 A CN114668003 A CN 114668003A
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- hexadecene
- sex pheromone
- stranguria
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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
- 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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- 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
- A01M1/10—Catching insects by using Traps
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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
- A01N35/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical
- A01N35/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical containing aliphatically bound aldehyde or keto groups, or thio analogues thereof; Derivatives thereof, e.g. acetals
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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
- 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
- A01N37/06—Unsaturated carboxylic acids or thio analogues thereof; Derivatives thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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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)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a noctuid trapping composition and application thereof. The composition comprises the noctuid sex pheromone and an analogue thereof, wherein the sex pheromone component is cis-11-hexadecene acetate and cis-11-hexadecene-1-ol, and the sex pheromone analogue is one of cis-11-hexadecene aldehyde, cis-11-hexadecene-2, 2-difluoroacetate and cis-11-hexadecene-3-methyl-2-butenoate. The addition amount of the stranguria sex pheromone analogue is 1-100 mu g. The composition provided by the invention can effectively attract male armyworm, reduce the mating rate of male and female insects, and reduce the harm of next generation larvae. In addition, the method is less in using amount and environment-friendly, can be applied to the aspects of strange noctuid insect condition prediction, mating interference, mass trapping and the like, and has important significance for comprehensive control of strange noctuids.
Description
Technical Field
The invention relates to the technical field of biological control, and particularly relates to a noctuid trapping composition and application thereof.
Background
The stranguria (Trachea atriplicis Linnaeus) is also named as Knoxia cuprea, belongs to the family Spodoptera frugiperda of Lepidoptera, and is a phytophagous pest. The fertilizer is mainly distributed in Hebei, Beijing, Henan, Shanghai, Jiangsu, Heilongjiang and the like in China. Two generations occur each year, female moths are highly fertile, and each female moth can lay hundreds of eggs in a lifetime. Due to the increasing number and degree of harm, it has become one of the important agricultural and forestry pests in recent years. It has short larva stage, and can be eaten by various plant leaves such as semen Fagopyri Esculenti, radix Rumicis Acetosae, and herba Polygoni Hydropiperis. The food consumption is large and is clustered, and great harm can be caused to the eating plants in a very short time. Adults have phototaxis, pseudodeath, and migratory flight. At present, a chemical pesticide method is mainly adopted to prevent and control the strange noctuids, but the pesticide prevention and control not only can kill natural enemies and is easy to generate drug resistance, but also can generate a series of problems of pesticide residue, environmental pollution and the like. Therefore, the method for preventing and controlling the noctuid which is environment-friendly, economical and efficient is urgently sought.
Insect sex pheromones and analogues thereof are widely applied to comprehensive pest control at present as specific novel 'green pesticides'. Because the novel environment-friendly control strategy has the advantages of environmental protection, trace quantity, high efficiency, difficult generation of resistance and the like, the novel environment-friendly control strategy is developed for comprehensive treatment of the strange noctuids.
Disclosure of Invention
In view of the above, the present invention aims to provide a noctuid attractant composition and an application thereof, wherein the attraction effect of a noctuid sex attractant is enhanced by adding a certain amount of sex pheromone analogues to sex pheromones on the basis of changing the structure of the sex pheromone of the noctuid to synthesize a target analogue.
In order to achieve the aim, the invention provides a stranguria lura trapping composition, which comprises sex pheromone and analogues thereof, wherein the sex pheromone is cis-11-hexadecene acetate and cis-11-hexadecene-1-ol, and the sex pheromone analogues are one of cis-11-hexadecene aldehyde, cis-11-hexadecene-2, 2-difluoroacetate and cis-11-hexadecene-3-methyl-2-butenoate.
The mass ratio of the cis-11-hexadecene acetate to the cis-11-hexadecene-1-ol in the sex pheromone is 9: 1.
Optionally, the stranguria luring composition comprises 1000 μ g of sex pheromone, and the addition amount of the sex pheromone analogue is 1-100 μ g.
Preferably, the amount of cis-11-hexadecenal added to the sex pheromone analog is 1 μ g.
Preferably, the amount of cis-11-hexadecene-2, 2-difluoroacetate added is 100. mu.g.
Preferably, the amount of cis-11-hexadecene-3-methyl-2-butenoate added is 1 μ g.
The invention also provides a lure core of the stranguria luring and gathering composition and application of the lure core in the aspect of biological control, wherein the lure core simultaneously contains the sex pheromone and the sex pheromone analogue, and the lure core is made of a green reversed-mouth rubber head.
Placing the lure in a barrel-shaped trap, and placing the trap in the area where the strange noctuid occurs, wherein the number of the traps is 230 per hm2。
The stranguria luring and collecting composition can further enhance the moth luring quantity of the sex attractant, effectively reduce the mating rate of male and female worms and reduce the damage of larvae to the maximum extent.
Compared with the prior art, the invention has the following beneficial effects: the noctuid trapping composition has the advantages of long lasting period, strong specificity, trace quantity, high efficiency, no killing of natural enemies and environmental protection. Can be accurately applied to the aspects of trapping a large number of strange noctuids and the like, and has important significance for comprehensively preventing and controlling the strange noctuids.
Drawings
FIG. 1 is a schematic diagram of the chemical structure of cis-11-hexadecenal.
FIG. 2 is a schematic diagram of the chemical structure of cis-11-hexadecene-2, 2-difluoroacetate.
FIG. 3 is a chemical structure diagram of cis-11-hexadecene-3-methyl-2-butenoate.
FIG. 4 is a schematic diagram of the synthesis route of cis-11-hexadecenal.
FIG. 5 is a schematic diagram of the synthetic route for cis-11-hexadecene-2, 2-difluoroacetate.
FIG. 6 is a schematic diagram of the synthesis of cis-11-hexadecene-3-methyl-2-butenoate.
Detailed Description
The present invention is described in detail below with reference to the drawings and examples, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Example 1 preparation of cis-11-hexadecenal:
the synthesis route of cis-11-hexadecenal is shown in fig. 4, wherein 1.00g pyridinium chlorochromate (PCC) is added into 30mL dry Dichloromethane (DCM), stirred at room temperature until PCC is fully dissolved, and then slowly added with 0.50g (2.08mmol) Z11-16: OH in DCM (about 2mL) dropwise, after 2h reaction, TLC monitoring is carried out, after the reaction is finished, the upper orange-red organic phase is washed by saturated NaCl solution (25mLx3), anhydrous sodium sulfate is dried to remove water, after filtration, the crude product is obtained by vacuum concentration, and silica gel chromatographic column separation [ eluent: v (ethyl acetate): v (petroleum ether) ═ 1: 60] obtaining the target compound cis-11-hexadecenal (M1), wherein the structural formula of the cis-11-hexadecenal is shown in figure 1.
EXAMPLE 2 preparation of cis-11-hexadecene-2, 2-difluoroacetate
The synthetic route of cis-11-hexadecene-2, 2-difluoroacetate is shown in FIG. 5, 0.50g Z11-16: OH (2.08mmol) is dissolved in 15mL dry DCM, 0.03g (0.21mmol) of 4-dimethylaminopyridine and 0.32g (3.12mmol) of triethylamine are added, the mixture is stirred continuously in an ice salt bath until the temperature reaches-20 ℃, 0.54g (3.12mmol) of difluoroacetic anhydride in DCM solution (about 2mL) is dropwise added, the mixture is completely dripped, the ice salt bath is removed after the reaction is carried out for 30min at the temperature, the temperature is naturally raised to the room temperature, the stirring is carried out overnight, and the TLC monitoring is carried out. When no decrease of the reaction material was detected, a small amount of deionized water was added to quench the reaction, the organic phase was separated and retained, the organic phase was washed 3 times with saturated brine (25mL), dried over anhydrous sodium sulfate and filtered, methylene chloride in the filtrate was removed under reduced pressure, and the crude product was separated and purified by silica gel column chromatography [ eluent: v (ethyl acetate): v (petroleum ether) ═ 1: 30] obtaining the target product cis-11-hexadecene-2, 2-difluoroacetic acid ester (M2). The structural formula of cis-11-hexadecene-2, 2-difluoroacetate is shown in figure 2.
Example 3 preparation of cis-11-hexadecene-3-methyl-2-butenoate
Synthesis of cis-11-hexadecene-3-methyl-2-butenoate the route of synthesis of the analogue cis-11-hexadecene-3-methyl-2-butenoate (M3) was synthesized as shown in FIG. 6, in comparison with a similar method as described in example 2. The structural formula of the cis-11-hexadecene-3-methyl-2-butenoate is shown in figure 3.
Example 4 field bioactivity assay
Preparing a lure: adding the normal hexane solution dissolved with the sex pheromone into the reverse rubber head according to a proportion to obtain the lure core (SP) containing the sex pheromone of the Spodoptera strangulata. Adding sex pheromone analogue solutions with different dosages into the lure core, adding 100 mu L of n-hexane after the solutions are completely infiltrated and absorbed to ensure that the sex pheromone analogues are fully infiltrated, and volatilizing the solvent to prepare the sex pheromone lure core of the strange moth containing the sex pheromone analogues. The lure numbers for the addition of various doses of sex pheromone analogs are shown in table 1:
TABLE 1 lure number with addition of different doses of sex pheromone analogues
Selecting an area with serious occurrence of stranguria, setting the distance between adjacent traps to be 20m, setting the height of the traps to be 1m, investigating every 3d from the 2 nd day after the traps are placed, cleaning the traps, taking a period every 15 days to reduce the influence of environmental factors, replacing the lure core every period, and adjusting the position of the traps. 3 replicates were set for each treatment, while 3 bucket traps containing sex pheromone lure (SP) were placed as controls. The results of the investigation are shown in table 2:
TABLE 2 mean moth-trapping amount of sex pheromone analogs with different addition doses
Different lower case letters indicate that the mean trapping was significantly different at the 0.05 level
The results in table 2 show that the composition of the present invention has a good trapping effect on Trichoplusia ni, wherein the average trapping amount of M1 is 38.00 + -2.08 heads/trap at an additive amount of 1 μ g, which is significantly different from SP (18.00 + -1.53 heads/trap), and the synergistic ratio is 111.1%. Analog M2 at an additive dose of 100 μ g, the average trap amount was 29.67 ± 1.86 heads/trap, significantly higher than SP (12.67 ± 1.76 heads/trap), with a 134.2% increase in efficiency. M3 at 1 μ g of additive, the average trap amount was 35.67 ± 1.45 heads/trap, significantly higher than SP (11.67 ± 1.20 heads/trap), with a 205.7% increase in efficiency. The fact that the proper amount of cis-11-hexadecene aldehyde, cis-11-hexadecene-2, 2-difluoroacetate and cis-11-hexadecene-3-methyl-2-butenoate added has obvious synergistic effect on the biological activity of the noctuid sex pheromone is shown.
The strange noctuid sex pheromone composition provided by the invention is environment-friendly, strong in specificity and remarkable in effect. The method can be accurately applied to monitoring the population of the strange noctuids, trapping a large number of strange noctuids and interfering mating, and has important significance for comprehensively controlling the strange noctuids.
The above disclosure is only for the specific embodiment of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art should fall within the scope of the present invention.
Claims (9)
1. The stranguria luring and collecting composition is characterized by comprising sex pheromone and analogues thereof, wherein the sex pheromone is cis-11-hexadecene acetate and cis-11-hexadecene-1-ol, and the sex pheromone analogues are one of cis-11-hexadecene aldehyde, cis-11-hexadecene-2, 2-difluoroacetate and cis-11-hexadecene-3-methyl-2-butenoate.
2. The stranguria luring composition according to claim 1, wherein the stranguria luring composition comprises 1000 μ g of sex pheromone, and the mass ratio of the cis-11-hexadecene acetate to the cis-11-hexadecene-1-ol is 9: 1; the addition amount of the sex pheromone analogue is 1-100 mu g.
3. The stranguria luring composition of claim 2, wherein the cis-11-hexadecenal is added to the sex pheromone analogue in an amount of 1 μ g.
4. The stranguria luring composition of claim 2, wherein the amount of cis-11-hexadecene-2, 2-difluoroacetate in said sex pheromone analog is 100 μ g.
5. The stranguria luring composition of claim 2, wherein the amount of cis-11-hexadecene-3-methyl-2-butenoate added to the sex pheromone analog is 1 μ g.
6. An attractant core of the stranguria luring and collecting composition as claimed in any one of claims 1 to 5, wherein the attractant core is made of green reversed-mouth rubber heads.
7. Use of the stranguria luring composition according to any one of claims 1 to 5 for biological control.
8. The application of the strange noctuid trapping composition according to claim 7 in the biological control of strange noctuids is characterized in that the trapping core according to claims 1-5 is made, the trapping core is placed in a bucket type trap, and the trap is placed in the region where strange noctuids occur.
9. The use of the strange noctuid decoy composition according to claim 8 for the biological control of strange noctuids, wherein the number of traps placed is 230 per hm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210407150.9A CN114668003B (en) | 2022-04-18 | 2022-04-18 | Spodoptera frugiperda trapping composition and application thereof |
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| CN202210407150.9A CN114668003B (en) | 2022-04-18 | 2022-04-18 | Spodoptera frugiperda trapping composition and application thereof |
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| CN114668003A true CN114668003A (en) | 2022-06-28 |
| CN114668003B CN114668003B (en) | 2023-05-23 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108812664A (en) * | 2018-08-25 | 2018-11-16 | 中国农业科学院植物保护研究所 | A kind of footpath between fields noctuid lure composition and application thereof |
| CN108812666A (en) * | 2018-08-25 | 2018-11-16 | 中国农业科学院植物保护研究所 | A kind of footpath between fields noctuid traps composition and its application |
| CN113142207A (en) * | 2021-05-07 | 2021-07-23 | 中国农业科学院植物保护研究所 | Stranguria agnus disorienting agent and application thereof |
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- 2022-04-18 CN CN202210407150.9A patent/CN114668003B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108812664A (en) * | 2018-08-25 | 2018-11-16 | 中国农业科学院植物保护研究所 | A kind of footpath between fields noctuid lure composition and application thereof |
| CN108812666A (en) * | 2018-08-25 | 2018-11-16 | 中国农业科学院植物保护研究所 | A kind of footpath between fields noctuid traps composition and its application |
| CN113142207A (en) * | 2021-05-07 | 2021-07-23 | 中国农业科学院植物保护研究所 | Stranguria agnus disorienting agent and application thereof |
Non-Patent Citations (3)
| Title |
|---|
| AN-JIAWANG: "《Synthesis and bioactivity studies of sex pheromone analogs of the diamond back moth, Plutella xylostella》", 《PEST MANAGEMENT SCIENCE》 * |
| 任梓齐;马好运;李慧;王留洋;折冬梅: "《 陌夜蛾高效引诱剂的筛选及优化研究》", 《病虫防护与生物安全——中国植物保护学会2021年学术年会论文集》 * |
| 马好运;王留洋;李慧;翁爱珍;折冬梅: "《陌夜蛾性信息素及其类似物的生物活性研究》", 《中国植物保护学会2019年学术年会论文集》 * |
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