CN108651451A - A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier and preparation method thereof - Google Patents
A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier and preparation method thereof Download PDFInfo
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- CN108651451A CN108651451A CN201810414865.0A CN201810414865A CN108651451A CN 108651451 A CN108651451 A CN 108651451A CN 201810414865 A CN201810414865 A CN 201810414865A CN 108651451 A CN108651451 A CN 108651451A
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- Prior art keywords
- slow
- lure
- spodoptera litura
- sex pheromones
- litura fabricius
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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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
- A01N25/10—Macromolecular compounds
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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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/18—Vapour or smoke emitting compositions with delayed or sustained release
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- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Agronomy & Crop Science (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention provides a kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carriers and preparation method thereof.Using polyurethane termoplastic elastomer (TPU) resin material as sex pheromones of Spodoptera litura Fabricius lure slow-released carrier raw material, the resin material is a kind of elastopolymer material containing repetition carbamate groups (NHCOO) in strand, the internal diameter of the slow-released carrier capillary of making is 0.7 1.1mm, and outer diameter is 1.3 2.0mm.The slow-released carrier capillary can realize effective sustained release of sex pheromones of Spodoptera litura Fabricius, and the lasting period for solving current sex pheromones of Spodoptera litura Fabricius lure generally existing is short, discharges unstable problem.
Description
Technical field
The present invention relates to a kind of method of green bio pest control, specifically a kind of sex pheromones of Spodoptera litura Fabricius lures
Core slow-released carrier and preparation method thereof.
Background technology
Prodenia litura Spodopteralitura (Lepidoptera:Noctuidae) also known as lotus Autographa spp, twill burglar
Moth is commonly called as pink bollworm, blackhead worm etc., is distributed across one of global crops primary pest.Cause harm 99 sections, 290 various plants,
Prodenia litura host range is wide, and feeding habits are miscellaneous, and tool is binge, and generation overlap and drug resistance is strong is easy to break out under suitable habitats
Cause disaster, when serious larva can by host's blade, spend all gnaw, cause heavy economic losses.Prodenia litura has agricultural at this stage
The control methods such as prevention, chemical prevention, light trap, green bio prevention.As country proposes " double to subtract " action of fertilizer and pesticide,
Control its harm using insect sex pheromone, have the advantages that high sensitivity, specificity it is strong, on natural enemy without influence, it is free from environmental pollution
It is welcomed by the people.This method is not only environmentally protective, and will not cause secondary disaster, has been widely used in each class pest in foreign countries
Comprehensive treatment in.In addition the rapid development of Chemical ecology of insect in recent years, the synthesis that pest is carried out using sex pheromone are anti-
Controlling oneself becomes the hot subject of current research.In application process, sex pheromones of Spodoptera litura Fabricius needs a slow-released carrier real
The now effect that is slow and stablizing release of simulation native female sex pheromones of Spodoptera litura Fabricius, but the usual valence of synthetic sex pheromone
Lattice are expensive, if carrier rate of release is too fast or can all influence its trapping effect slowly excessively, and cost performance is low.At this stage on the market
Slow-released carrier generally use the materials such as PVC, natural rubber, butadiene rubber, slow release speed is very fast, causes the lasting period short, increases
The usage amount of additivity pheromones, so studying and applying new sustained release material, the service efficiency for improving sex pheromone has
Major and immediate significance.
Invention content
The present invention provides a kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier and preparation method thereof, the slow-released carriers
Sustained release is long effective period, and trapping effect is good.
The present invention is using polyurethane thermoplastic elastomer (TPE) (TPU) resin material as making sex pheromones of Spodoptera litura Fabricius lure
Slow-released carrier, the resin material belong to a kind of elastic high score containing repetition carbamate groups (- NHCOO-) in strand
Sub- polymer material, effective sustained release of realizability pheromones solve current sex pheromones of Spodoptera litura Fabricius lure generally existing
The release lasting period it is short, the relatively low problem of cost performance.
In order to realize that the above-mentioned purpose of the present invention, spy use following technical scheme：
A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier, it is characterised in that component includes：Polyurethane thermoplastic elastic
Body (TPU) resin material.
It is squeezed out using following technique：160-182 DEG C of back segment temperature, 177-199 DEG C of stage casing, 188-210 DEG C of leading portion melt
Change 185-218 DEG C of temperature, 38-60 DEG C of mold temperature, extrusion pressure 69-103MPa, pressurize 34-69MPa, back pressure 0.34-
0.69MPa, filling speed 13-25mm/sec, screw speed 60-90rpm, drying time 6Hrs, 107 DEG C of drying temperature.
Preferably, a kind of internal diameter of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier is 0.7-1.1mm, outer diameter 1.3-
2.0mm。
Compared with the prior art, the advantages of the present invention are as follows：Polyurethane thermoplastic elastomer (TPE) (TPU) material is used to make for the first time
For sex pheromones of Spodoptera litura Fabricius slow-released carrier, there is the longer sustained release period, the current prodenia litura prevention effect of effective solution
The low problem of rate, lures control of insect to prodenia litura property and observes and predicts and play an important roll and meaning.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below to the preferred embodiment of the present invention into
Row detailed description.
Example one is embodied：
A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier, it is characterised in that component includes：Polyurethane thermoplastic elastic
Body (TPU) resin material.
It is squeezed out using following technique：160-182 DEG C of back segment temperature, 177-199 DEG C of stage casing, 188-210 DEG C of leading portion melt
Change 185-218 DEG C of temperature, 38-60 DEG C of mold temperature, extrusion pressure 69-103MPa, pressurize 34-69MPa, back pressure 0.34-
0.69MPa, filling speed 13-25mm/sec, screw speed 60-90rpm, drying time 6Hrs, 107 DEG C of drying temperature.
Outer diameter is 1.3mm, internal diameter 0.7mm.
It is placed in the academy of agricultural sciences's introspection biotechnology research institute potato examination of Guiyang City, Guizhou Province Huaxi District province in 3-5 months in 2017
Test ground.Using the general trapper of noctuid type, suspension height is liftoff 1.4 meters.The commercially available PVC carriers lure of simultaneous selection same model
(control group 1) and natural rubber rubber tip carrier lure (control group 2) collects the capture prodenia litura quantity in service life.
Example two is embodied：
A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier, it is characterised in that component includes：Polyurethane thermoplastic elastic
Body (TPU) resin material.
It is squeezed out using following technique：160-182 DEG C of back segment temperature, 177-199 DEG C of stage casing, 188-210 DEG C of leading portion melt
Change 185-218 DEG C of temperature, 38-60 DEG C of mold temperature, extrusion pressure 69-103MPa, pressurize 34-69MPa, back pressure 0.34-
0.69MPa, filling speed 13-25mm/sec, screw speed 60-90rpm, drying time 6Hrs, 107 DEG C of drying temperature.
Outer diameter is 1.6mm, internal diameter 0.9mm.
With being placed in Pingba County, Guizhou Province sky dragon town sweet potato planting experiment in 6-8 months in 2017.Using the general trapping of noctuid type
Device, suspension height is liftoff 1.4 meters.The commercially available PVC carriers lure (control group 1) of simultaneous selection same model and natural rubber rubber tip
Carrier lure (control group 2) collects the capture prodenia litura quantity in service life.
Example three is embodied：
A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier, it is characterised in that component includes：Polyurethane thermoplastic elastic
Body (TPU) resin material.
It is squeezed out using following technique：160-182 DEG C of back segment temperature, 177-199 DEG C of stage casing, 188-210 DEG C of leading portion melt
Change 185-218 DEG C of temperature, 38-60 DEG C of mold temperature, extrusion pressure 69-103MPa, pressurize 34-69MPa, back pressure 0.34-
0.69MPa, filling speed 13-25mm/sec, screw speed 60-90rpm, drying time 6Hrs, 107 DEG C of drying temperature.
Outer diameter is 2.0mm, internal diameter 1.1mm.
It is placed in 9-11 months in 2017 in the lakes the Guan Shan park of the Guiyang City, Guizhou Province lake regions Guan Shan.Using the general trapping of noctuid type
Device, suspension height is liftoff 1.4 meters.The commercially available PVC carriers lure (control group 1) of simultaneous selection same model and natural rubber rubber tip
Carrier lure (control group 2) collects the capture prodenia litura quantity in service life.
Since the period of test arrangement is all three months, and the beginning of March Guizhou prodenia litura occurrence quantity is relatively fewer, with
The temperature that postpones for the time gradually rises, and the occurrence quantity of prodenia litura also accordingly increases.And when the holding effect of usual PVC carrier lures
It it is one month, the natural rubber rubber tip carrier lure lasting period only has or so two weeks, and the lure holding effect experiment that we are arranged
It it is three months, therefore, natural rubber rubber tip carrier lure fails at first during experiment, and PVC carrier lures are taken second place, and this hair
Bright carrier lure finally fails, therefore causes prodenia litura quantity of the catch gap larger.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (3)
1. a kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier capillary, it is characterised in that component includes：Polyurethane thermoplasticity
Elastomer (TPU) resin material.
2. sex pheromones of Spodoptera litura Fabricius lure slow-released carrier capillary as described in claim 1, which is characterized in that using following
Technique squeezes out：160-182 DEG C of back segment temperature, 177-199 DEG C of stage casing, 188-210 DEG C of leading portion, 185-218 DEG C of fusion temperature,
38-60 DEG C of mold temperature, extrusion pressure 69-103MPa, pressurize 34-69MPa, back pressure 0.34-0.69MPa, filling speed 13-
25mm/sec, screw speed 60-90rpm, drying time 6Hrs, 107 DEG C of drying temperature.
3. sex pheromones of Spodoptera litura Fabricius lure slow-released carrier capillary as described in claim 1, which is characterized in that internal diameter is
0.7-1.1mm, outer diameter 1.3-2.0mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810414865.0A CN108651451A (en) | 2018-05-03 | 2018-05-03 | A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier and preparation method thereof |
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| CN201810414865.0A CN108651451A (en) | 2018-05-03 | 2018-05-03 | A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier and preparation method thereof |
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| CN108651451A true CN108651451A (en) | 2018-10-16 |
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| CN201810414865.0A Pending CN108651451A (en) | 2018-05-03 | 2018-05-03 | A kind of sex pheromones of Spodoptera litura Fabricius lure slow-released carrier and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111096180A (en) * | 2018-10-25 | 2020-05-05 | 信越化学工业株式会社 | Prodenia litura control method |
| CN111793261A (en) * | 2020-05-22 | 2020-10-20 | 深圳市鑫稻田农业技术科技有限公司 | Chilo suppressalis sex pheromone sustained-release type lure core and preparation method and volatilization control device thereof |
| CN115039742A (en) * | 2022-05-24 | 2022-09-13 | 江苏宁录科技股份有限公司 | Spodoptera frugiperda sex pheromone dual slow-release lure and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111096180A (en) * | 2018-10-25 | 2020-05-05 | 信越化学工业株式会社 | Prodenia litura control method |
| CN111793261A (en) * | 2020-05-22 | 2020-10-20 | 深圳市鑫稻田农业技术科技有限公司 | Chilo suppressalis sex pheromone sustained-release type lure core and preparation method and volatilization control device thereof |
| CN115039742A (en) * | 2022-05-24 | 2022-09-13 | 江苏宁录科技股份有限公司 | Spodoptera frugiperda sex pheromone dual slow-release lure and preparation method thereof |
| CN115039742B (en) * | 2022-05-24 | 2023-08-29 | 江苏宁录科技股份有限公司 | Spodoptera frugiperda sex pheromone dual slow-release lure core and preparation method thereof |
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