CN108402073A - It is a kind of prevention rice grub biological pesticide composite and its application - Google Patents
It is a kind of prevention rice grub biological pesticide composite and its application Download PDFInfo
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- CN108402073A CN108402073A CN201810461387.9A CN201810461387A CN108402073A CN 108402073 A CN108402073 A CN 108402073A CN 201810461387 A CN201810461387 A CN 201810461387A CN 108402073 A CN108402073 A CN 108402073A
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- Prior art keywords
- double
- celastrus angulatus
- ring worm
- biological pesticide
- pesticidal preparations
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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
- A01N53/00—Biocides, pest repellants or attractants, or plant growth regulators containing cyclopropane carboxylic acids or derivatives thereof
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/06—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings
- A01N43/12—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings condensed with a carbocyclic ring
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to pesticide fields, and in particular to a kind of biological pesticide composite and its application preventing rice grub containing double third ring worm esters and Celastrus angulatus.A kind of biological pesticide composite of prevention rice grub, it is characterised in that：Active ingredient is compounded by double third ring worm esters and Celastrus angulatus；The weight ratio of double third ring worm esters and Celastrus angulatus is 1:25‑25:1.The biological pesticide composite of the prevention rice grub of the present invention has significant synergies；Active constituent dosage can effectively be lowered；In addition, double third ring worm esters and Celastrus angulatus are biogenic substances pesticide, to rice safety, environmental pollution is smaller.
Description
Technical field
The invention belongs to pesticide fields, and in particular to a kind of life preventing rice grub containing double third ring worm esters and Celastrus angulatus
Object composition pesticide and its application.
Background technology
Double third ring worm esters, are Japanese Mingzhi company insecticides newly developed, and research and development code name is ME5343, double third ring worm esters
For botanical pesticide, structure novel and with completely new mechanism of action, can be used for preventing rice, fruit tree, vegetables, middle farming
Mini pest on object and ornamental plant, either foliar treatment, seed treatment or soil treatment have good result, and toxicity
It is very low.
Celastrus angulatus is the extract in Celastraceae wild bush plant root bark of celastrus angulatus, platymiscium source pesticide.In recent years
The study found that Celastrus angulatus has anesthesia, food refusal and stomach toxicity, action of contace poison, and has and do not develop immunity to drugs, do not kill day
The features such as enemy, stable in physicochemical property.Its insecticidal mechanism mainly acts on insect digestive tract tissue, is destroying its alimentary system just
Chang Gongneng leads to insect eating difficulties, hungry and dead, has efficiently to part Lepidoptera, Orthoptera and coleopteran pest, such as to squama
Wing mesh larva, aphid etc. have good control effect；Have to aphid, mythimna separata, aleyrodid, plant hopper, cabbage caterpillar higher antifeedant；It is right
The Field Pests such as lopper worm, bollworm have higher stomach toxicity toxic action etc..
Single chemical pesticide long-time service be easy to cause environmental pollution, causes food-safety problem, is replaced using biological pesticide
It is research hotspot to change chemical pesticide.The active constituent of different cultivars is compounded, is that prevention the very common of resistance insect pest is done
Method.The usage amount of pesticide is can be reduced, is the important hand of integrated control insect pest to greatly delay the generation of drug resistance
Section.It is reported in the prior art without the compounding of double third ring worm esters and Celastrus angulatus.
Invention content
The purpose of the present invention is to provide a kind of biological pesticide composites containing double third ring worm esters and Celastrus angulatus, by double third
Ring worm ester and Celastrus angulatus are applied in combination with synergistic function, can effective relatively low active constituent amount of application, it is anti-to slow down pest
The generation of pharmacological property mitigates environmental pollution.
The present invention provides the following technical solutions：
A kind of biological pesticide composite of prevention rice grub, it is characterised in that：Active ingredient is by double third ring worm esters and hardship
Skin rattan element compounds.
Preferably, the weight ratio of double third ring worm esters and Celastrus angulatus is 1:25-25:1.
Preferably, the weight ratio of double third ring worm esters and Celastrus angulatus is 1:15-20:1.
Preferably, the weight ratio of double third ring worm esters and Celastrus angulatus is 1:1-10:1 or 1:10.
A kind of pesticidal preparations of the biological pesticide composite comprising above-mentioned prevention rice grub, described double third ring worm esters and
The weight of Celastrus angulatus accounts for the 1-85% of pesticidal preparations total weight, and surplus is auxiliary element auxiliary agent pesticide-acceptable, solvent
Or filler.
Preferably, the weight of the pesticidal preparations, double third ring worm esters and Celastrus angulatus accounts for pesticidal preparations total weight
15-65%, surplus are auxiliary element auxiliary agent, solvent or filler pesticide-acceptable.
Preferably, the dosage form of the pesticidal preparations be wettable powder, water dispersible granules, suspending agent, microcapsule suspending agent,
Granule or aqueous emulsion etc..
The Pesticidal combination of the present invention, which is prepared, to be prepared by common processing method known in those skilled in the art, i.e.,
After active material is mixed with liquid flux or solid carrier, add surfactant for example dispersant, stabilizer, wetting agent,
One or more of binder, antifoaming agent, disintegrant, antifreeze etc..
Pesticidal combination or pesticidal preparations of the present invention are used to prevent the purposes of rice grub.
Compared with prior art, the beneficial effects of the present invention are：
The biological pesticide composite of the prevention rice grub of the present invention has significant synergies；Activity can effectively be lowered
Ingredient Amount；In addition, double third ring worm esters and Celastrus angulatus are biogenic substances pesticide, to rice safety, environmental pollution is smaller.
Specific implementation mode
Following embodiments are further explanations for the content of present invention using as the explaination to the technology of the present invention content, but
The substantive content of the present invention is not limited in described in following embodiments.
One, example of formulations
Example 1：25% pair of the third ring worm ester Celastrus angulatus suspending agent
Double third ring worm esters 20%, Celastrus angulatus 5%, thermally coupled distillation columns 8%, carboxymethyl cellulose 1%,
Xanthans 1.5%, silicone oil 0.5%, white carbon 2%, glycerine 2%, deionized water complements to 100%.By active constituent, auxiliary agent
It is uniform etc. being mixed according to the formula, 25% pair of the third ring worm ester Celastrus angulatus is obtained after ground and/or high speed shear to suspend
Agent.
Example 2：35% pair of the third ring worm ester Celastrus angulatus aqueous emulsion
Double third ring worm esters 5%, Celastrus angulatus 30%, vegetable oil 15%, calcium dodecyl benzene sulfonate 5%, agriculture breast 600
12%, deionized water complements to 100%.Active compound, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase；It will be water-soluble
Component and water are mixed to prepare water phase；Under high velocity agitation, oil phase is mixed with water, 35% pair of the third ring worm ester Celastrus angulatus is made
Plain aqueous emulsion.
Example 3：30% pair of the third ring worm ester Celastrus angulatus wettable powder
Double third ring worm esters 10%, Celastrus angulatus 20%, lauryl sodium sulfate 6%, Nekal BX 6%, naphthalene sulfonate
4%, kaolin complements to 100%.Active constituent, various auxiliary agents and filler etc. are sufficiently mixed in the ratio of formula, through ultra-fine
To get 30% pair of the third ring worm ester Celastrus angulatus wettable powder after pulverizer crushing.
Example 4：60% pair of the third ring worm ester Celastrus angulatus water dispersible granules
Double third ring worm esters 30%, Celastrus angulatus 30%, polycarboxylate 2%, sodium lignin sulfonate 4%, dodecyl sulphate
Sodium 3%, urea 4%, kaolin complements to 100%.Active constituent, auxiliary agent are mixed according to the formula uniformly, through air-flow powder
It is broken into wettable powder, a certain amount of water mixing extruding is added and makes material.60% pair of the third ring worm ester is obtained after dry sieve
Celastrus angulatus water dispersible granules.
Two, biology is tested
Embodiment 1：Double third ring worm esters and Celastrus angulatus compound the Toxicity Determination to rice-stem borer
Test method：It is measured using infusion process.Drug to be measured is pre-dissolved in acetone respectively, is configured to 1% mother liquor,
First do pilot study.Then mother liquor is diluted to 5 concentration gradient solution for later use, often processing sets 3 repetitions, each to repeat with 20
Head larva, infuser is concentrated on by larva.It is transferred in the culture dish equipped with fresh paddy rice stalk, is put into after soaking 5s in liquid
It is cultivated in constant incubator, dead borer population is checked after 48h, counts larval mortality in each culture dish, and toxicity regression is made with this
Curve calculates EC50 values.It finally presses Sun Yunpei's Method and calculates co-toxicity coefficient (CTC).When CTC≤80, then composition shows as antagonism
Effect, as 80 ＜ CTC ＜ 120, then composition shows as summation action, and when CTC >=120, then composition shows as synergistic effect.
Survey toxicity index (ATI)=(standard agent EC50/ reagent agent EC50) × 100
Percentage composition+B the medicament toxicity index of A in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed
The percentage composition of B in agent
Co-toxicity coefficient (CTC)=[mixture surveys toxicity index (ATI)/mixtures theoretical toxicity index (TTI)] × 100.
The Toxicity Determination of 1 pair of the third ring worm ester of table and Celastrus angulatus to rice-stem borer
As shown in Table 1, when the double third ring worm esters of biological pesticide active ingredient and Celastrus angulatus weight proportion are 1:15-20:1
When, CTC values are more than 120, and synergistic effect is showed to rice-stem borer；When double third ring worm esters and Celastrus angulatus weight proportion are 1:1-
10:1 or 1:When 10, CTC values are more than 130, show as notable synergistic effect.
Embodiment 2：Double third ring worm esters and Celastrus angulatus compound the field efficacy to Brown Planthopper
Subjects：Brown Planthopper
Test method：The national standard of " pesticide field efficacy medicine test criterion (one) insecticide control planthopper " is pressed in experiment
" GB/T17980.4-2000 " is executed.Each 4 repetitions of processing, plot area 30m2, random district's groups arrangement.There is width in minizone
The protection row of 0.5m.Brown paddy plant hopper 2,3 age nymph full incidence periods carry out spraying treatment.Per cell, parallel jump method investigates at 10 points, every 2
Clump, looks into 20 clumps altogether.It is retreaded with 40cm × 30cm ceramic whiteware disc brush last layer machine oil and is put into rice middle and lower part, quickly patted under rice strain 2,
Rapid held looks into meter brown paddy plant hopper quantity again.Insect population is investigated before the application, 7 days after dispenser, is sampled by same investigation method,
Investigation residual borer population living, counts hundred cave residual individuals.Meanwhile observing safety of the test medicine to crop.According to investigation result,
Calculate Revision insect recluced rate, the Rectifying efficacies of each treatment region.
Calculation formula is as follows：
Revision insect recluced rate=[(work borer population-before processing treated borer population living)/the work borer population before processing] × 100%
Rectifying efficacies=[(chemicals treatment district Revision insect recluced rate-blank district Revision insect recluced rate)/(1- blank districts
Revision insect recluced rate)] × 100%
2 pairs of the third ring worm esters of table and Celastrus angulatus compound the field efficacy to Brown Planthopper
As shown in Table 2, compared with exclusive use, the double third ring worm esters of biological pesticide ingredient and Celastrus angulatus compounded combination can be with
Its control effect to Brown Planthopper is significantly improved, is had significant synergies；Rice is pacified in the generation that resistance can be slowed down
Good perfection meets the security requirement of pesticidal preparations.
Further narration is done to the present invention above in conjunction with embodiment, but present invention is not limited to the embodiments described above,
One skilled in the relevant art within the scope of knowledge, can also make without departing from the purpose of the present invention
Various change.
Claims (7)
1. a kind of biological pesticide composite of prevention rice grub, it is characterised in that：Active ingredient is by double third ring worm esters and bitter skin
Rattan element compounds, and the weight ratio of double third ring worm esters and Celastrus angulatus is 1:25-25:1.
2. the biological pesticide composite of prevention rice grub according to claim 1, it is characterised in that：Double third rings
The weight ratio of worm ester and Celastrus angulatus is 1:15-20:1.
3. the biological pesticide composite of prevention rice grub according to claim 2, it is characterised in that：Double third rings
The weight ratio of worm ester and Celastrus angulatus is 1:1-10:1 or 1:10.
4. a kind of pesticidal preparations of the biological pesticide composite comprising any prevention rice grubs of claim 1-3,
It is characterized in that：The weight of double third ring worm esters and Celastrus angulatus accounts for the 1-85% of pesticidal preparations total weight, and surplus is pesticide
Upper acceptable auxiliary element auxiliary agent, solvent or filler.
5. pesticidal preparations according to claim 4, it is characterised in that：The weight of double third ring worm esters and Celastrus angulatus
The 15-65% of pesticidal preparations total weight is accounted for, surplus is auxiliary element auxiliary agent, solvent or filler pesticide-acceptable.
6. pesticidal preparations according to claim 5, it is characterised in that：The dosage form of the pesticidal preparations be wettable powder,
Water dispersible granules, suspending agent, microcapsule suspending agent, granule or aqueous emulsion.
7. claim 1-3 any one of them prevents any one of biological pesticide composite or claim 4-6 of rice grub
The pesticidal preparations are used to prevent the purposes of rice grub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461387.9A CN108402073B (en) | 2018-05-15 | 2018-05-15 | Biopesticide composition for preventing and treating rice pests and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461387.9A CN108402073B (en) | 2018-05-15 | 2018-05-15 | Biopesticide composition for preventing and treating rice pests and application thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN108402073A true CN108402073A (en) | 2018-08-17 |
| CN108402073B CN108402073B (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810461387.9A Active CN108402073B (en) | 2018-05-15 | 2018-05-15 | Biopesticide composition for preventing and treating rice pests and application thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107006495A (en) * | 2017-03-31 | 2017-08-04 | 山东省烟台市农业科学研究院 | A kind of compounded pesticides and its application containing double third ring worm esters and matrine |
| CN107027784A (en) * | 2017-05-27 | 2017-08-11 | 山东省烟台市农业科学研究院 | A kind of compounded pesticides and its application containing nimbin and double third ring worm esters |
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2018
- 2018-05-15 CN CN201810461387.9A patent/CN108402073B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107006495A (en) * | 2017-03-31 | 2017-08-04 | 山东省烟台市农业科学研究院 | A kind of compounded pesticides and its application containing double third ring worm esters and matrine |
| CN107027784A (en) * | 2017-05-27 | 2017-08-11 | 山东省烟台市农业科学研究院 | A kind of compounded pesticides and its application containing nimbin and double third ring worm esters |
Non-Patent Citations (1)
| Title |
|---|
| 王立新: "防治水稻二化螟田间药效试验", 《农业开发与装备》 * |
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| CN108402073B (en) | 2020-07-10 |
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