CN106804609A - A kind of Pesticidal combination and its application containing lufenuron and flonicamid - Google Patents
A kind of Pesticidal combination and its application containing lufenuron and flonicamid Download PDFInfo
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- CN106804609A CN106804609A CN201710209364.4A CN201710209364A CN106804609A CN 106804609 A CN106804609 A CN 106804609A CN 201710209364 A CN201710209364 A CN 201710209364A CN 106804609 A CN106804609 A CN 106804609A
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- Prior art keywords
- pesticidal combination
- flonicamid
- lufenuron
- active ingredient
- agent
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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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/34—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the groups, e.g. biuret; Thio analogues thereof; Urea-aldehyde condensation products
-
- 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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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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 agricultural insecticide field, a kind of Pesticidal combination containing lufenuron and flonicamid and its application are related in particular to.Active ingredient lufenuron and the weight ratio of flonicamid are 50 in the Pesticidal combination:1~1:50.Insecticidal range can be expanded by effective compounding of lufenuron and flonicamid, strengthened adaptability, lasting period growth, improve drug effect and delayed drug-fast generation, the insect that can be used in different crops especially has special efficacy to sucking pest；Synergistic effect substantially, is not the simple superposition of each component activity, but has significant synergistic effect；The field rate of active ingredient declines, and reduces production and use cost, reduces residues of pesticides and environmental pollution；Protection from pest insects multiple is low, the active ingredient composition of different mechanism of action, is conducive to overcoming and delaying the generation of pest resistance to insecticide；Said composition is free of organic solvent, is the important means of integrated control crop pest the features such as to crop safety.
Description
Technical field
The invention belongs to agricultural insecticide field, a kind of desinsection group containing lufenuron Yu flonicamid is related in particular to
Compound and its application.
Background technology
Lufenuron, outward appearance is white crystalline body, and 164.7-167.7 DEG C of fusing point is insoluble in water.Be mainly used in preventing and treating cotton,
The larvas such as the Lepidopteras such as corn, vegetables, fruit tree, also can be used as health medication, it may also be used for preventing and treating sucking pest.It leads to
Cross and act on insect larvae, prevent exfoliating process and kill off the insect pests, especially to tomato noctuid, beet armyworm, flower thrips, diamondback moth
Etc. the killing mechanism for having uniqueness, it is suitable to preventing and treating and resistant insect is produced to pyrethroid and organophosphorus pesticide.To crop safety,
Corn, vegetables, oranges and tangerines, cotton, potato, grape, Soybean and Other Crops can be used, and be suitable for Integrated pest improvement.Medicament is not
Sucking pest can be caused rampant again, to the adult of beneficial insect and flutter feeding habits spider action temperature and.
Flonicamid, outward appearance is white tasteless solid powder, 157.5 DEG C of fusing point, vapour pressure (20 DEG C) 2.55x10-6Pa,
Solubility (g/L, 20 DEG C)：Water 5.2, acetone 157.1, methyl alcohol 89.0, to thermally-stabilised.In the simple molecular structure of flonicamid
Both contain trifluoromethyl, nicotinoyl amine structure is introduced again, its mechanism of action is unique, bioactivity is high, sucking mouth parts is done harm to
Worm is particularly effective.It is a kind of novel low-toxicity picolinamide class insect growth regulator, IGR insecticides, is made with stomach toxicity with tagging
With also with good never poison and quick antifeedant effect.
Often there is different degrees of defect in the kind containing single-activity component, such as preventing and treating is imitated in agricultural pest control
Really poor, dispenser dosage is also easy to produce greatly the resistance to the action of a drug, and environmental pollution etc. is aggravated application times more.Resistance is agriculturally produced for preventing and treating
A kind of insect, method is exactly that the active ingredient for releasing two kinds of no interactions resistances is compounded.The such as crop allocation of other methods
Adjustment, different agricultural chemicals rotations etc., during practical operation, it is difficult to really play obvious effect.
Different cultivars composition is compounded, and is the preventing and treating most common method of resistant insect.Heterogeneity is compounded, can be with
Prevention effect is improved, expands prevention and treatment range, reduce the consumption of active ingredient, save drug cost, reduce environmental pollution, be comprehensive
The important means of pest control.
The content of the invention
It is an object of the invention to provide a kind of insecticidal activity it is efficient, the lasting period is long, quick-acting it is high and low poison, environmental protection combination
Thing, and in particular to lufenuron and Pesticidal combination and its application of the flonicamid as active ingredient.
A kind of Pesticidal combination containing lufenuron Yu flonicamid, its active ingredient is lufenuron and flonicamid.
The active ingredient lufenuron is 50 with the weight ratio of flonicamid:1~1:50, preferably 1:1~1:10.
The active ingredient lufenuron and flonicamid weight percentage in the composition be 10%~
80%.
Above-mentioned active ingredient lufenuron and flonicamid are active compounds well known in the art, can be by various business canals
Road is bought.
Also include carrier and auxiliary agent in the Pesticidal combination.
The carrier is selected from one or more in water, filler.
The wet concentration is from running water, distilled water and deionized water.
The auxiliary agent at least includes a kind of surfactant.The surfactant can be emulsifying agent, dispersant, wetting
One or more in agent, can be nonionic or anionic, or two types compound use.
The emulsifying agent is selected from OP series phosphate (thermally coupled distillation columns), 600#Phosphate (phenyl phenol
Polyoxyethylene ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether disulfonic acid magnesium salts, triethanolamine salt, agriculture
Breast 400#(benzyl dimethyl phenol polyoxyethyl ether), Nongru-700#(alkylphenol-formaldehyde resin polyoxyethyl ether), peaceful breast 36#(benzene second
Base fluosite polyoxyethyl ether), agriculture breast 1600#(phenethyl phenol polyoxyethanyl polypropylene-base ether), oxirane-epoxy
Propane block copolymer, OP series (NPE), BY series (castor oil polyoxyethylene ether), agriculture breast 33#(alkyl
Aryl polyoxyethylene poly-oxygen propylene aether), Span series (sorbitol anhydride monostearate), TWEEN Series (anhydrous sorbitol resin acid ester
APEO) or AEO series (AEO) in one or more composition mixtures.
The dispersant be selected from polycarboxylate, lignosulfonates, APES formaldehyde condensation products sulfat,
Alkyl benzene calcium sulfonate, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, APES, aliphatic amine polyoxyethylene ether, fatty acid polyglycol
One or more mixture of composition in oxygen vinethene or glycerine fatty acid ester APEO.
The wetting agent is selected from lauryl sodium sulfate, neopelex, Nekal BX, wetting and penetrating agent F, soap
One or more mixture of composition in angle powder, silkworm excrement or spaonin powder.
According to different use occasions and demand, the auxiliary agent also includes other functions auxiliary agent, the other functions
Auxiliary agent is selected from one or more in antifreezing agent, thickener or defoamer.
The antifreezing agent is selected from one or more mixture of composition in ethylene glycol, propane diols, glycerine or urea.
The thickener is selected from gelatin, sodium carboxymethylcellulose, hydroxyethyl cellulose, Sodium Polyacrylate, modified starch, Huang
One or more mixture of composition in virgin rubber, bentonite, silica and Magnesiumaluminumsilicate.
The defoamer is selected from silicone oil, silicone compound, C10~C20Saturated fat acids compound or C8~C10Fat
One or more mixture of composition in alcohol compound.
Material described above is that, well known to a person skilled in the art material, can be commercially available.
The environment-friendly formulation of the Pesticidal combination is aqueous suspension agent, and above-mentioned active ingredient is equipped with water and skill in the art
Auxiliary agent known to art personnel, can be made in method known to a person skilled in the art.
The Pesticidal combination that the present invention is provided is mainly used in preventing and treating the insect on the crops such as vegetables, fruit tree, simultaneously for right
The insect of conventional pesticides generation resistance also has good prevention effect.
The beneficial effects of the present invention are：
1st, insecticidal range can be expanded by effective compounding of lufenuron and flonicamid, strengthen adaptability, lasting period increasing
Grow, improve drug effect and delay drug-fast generation, the insect that can be used in different crops especially has to sucking pest
Special efficacy；
2nd, synergistic effect substantially, is not the simple superposition of each component activity, but has significant synergistic effect；
3rd, the field rate of active ingredient declines, and reduces production and use cost, reduces residues of pesticides and environmental pollution；
4th, protection from pest insects multiple is low, the active ingredient composition of different mechanism of action, is conducive to overcoming and delaying the anti-medicine of insect
The generation of property；
5th, said composition is free of organic solvent, is the important means of integrated control crop pest the features such as to crop safety.
Specific embodiment
The invention will be further described with reference to embodiments：
1st, aqueous suspension agent
Preparation method：In Example formulations ratio, by active ingredient lufenuron and flonicamid and wetting agent, dispersion
Agent, thickener, antifreezing agent, defoamer, water etc. mix, and 2h sand millings are carried out into horizontal sand mill after clipped mixing, and water is obtained
Suspending agent product.Capital equipment has mixer, cutter, horizontal sand mill.
Embodiment 1：(20% lufenuron flonicamid aqueous suspension agent)
Formula：Lufenuron, 5%；Flonicamid, 15%；Wetting agent lauryl sodium sulfate, 2%；Dispersant naphthalene sulfonic acids
Formaldehyde condensation products sodium salt, 4%；Thickener xanthans, 0.2%；Antifreeze glycol, 4%；Defoamer, 0.2%；Water, surplus.
The embodiment of the present invention is the method being combined using Toxicity Determination and field efficacy.First pass through indoor virulence survey
The fixed co-toxicity coefficient (CTC) to determine when two kinds of composition different proportions are compounded, is synergistic effect more than 120, is short of money less than 100
Anti- effect, is summation action between 100~120.On this basis, then field control effectiveness test is carried out.
Toxicity Determination：It is aphid for examination insect.Will be dilute by its using solvent after single component and different proportion compounding
It is interpreted into 5 concentration gradients.The consistent Apple Leaves of growth are chosen, leaf butterfly is made with card punch, a Mare Humorum is placed in culture dish
Continuous block, puts filter paper thereon, foliation butterfly on filter paper, puts 1 piece of leaf butterfly per ware, select indoor feeding, health, the aphid that age is consistent
Worm is inoculated on leaf butterfly, and 20 are inoculated with per leaf butterfly.
The culture dish of leaf butterfly will be connected to be placed under potter spray towers, sprayed under 50PSI pressure, spray amount is 1mL, sunk
Culture dish is taken out after drop 1min, then treated culture dish is put into 12H/12H illumination boxs and is cultivated, 48h checks dead
Borer population, calculates the death rate.Often treatment sets 4 repetitions, and sets the treatment of clear water blank.
Statistical analysis is carried out with DPS statistical analysis softwares, the LC of each medicament is calculated50To evaluate the insecticidal activity of each medicament.
And the co-toxicity coefficient (CTC values) of mixture is calculated according to the abundant methods of Sun Yun.
Actual measurement toxicity index (ATI)=(standard agent LC50/ reagent agent LC50)×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)/mixture theoretical toxicity index (TTI)] × 100.
The indoor joint toxicity measuring of the lufenuron of table 1 and flonicamid to apple aphid
| Medicament and proportioning | ATI | TTI | CTC | |
| Lufenuron | 16.71 | 68.64 | — | — |
| Flonicamid | 4.52 | 93.18 | — | — |
| Lufenuron:Flonicamid (50:1) | 952.16 | 21.75 | 27.28 | 53.40 |
| Lufenuron:Flonicamid (10:1) | 202.24 | 46.12 | 52.47 | 65.23 |
| Lufenuron:Flonicamid (5:1) | 75.01 | 54.69 | 53.39 | 84.78 |
| Lufenuron:Flonicamid (1:1) | 3.34 | 142.11 | 102.59 | 178.25 |
| Lufenuron:Flonicamid (1:5) | 3.01 | 258.43 | 122.80 | 312.32 |
| Lufenuron:Flonicamid (1:10) | 3.18 | 163.79 | 119.19 | 223.58 |
| Lufenuron:Flonicamid (1:50) | 83.63 | 102.36 | 96.97 | 125.36 |
As it can be seen from table 1 the composition of embodiments of the invention has certain activity to aphid, especially lufenuron and
Flonicamid is 1 in mass ratio:1~1:In the range of 10, synergistic effect is more obvious, co-toxicity coefficient (CTC) 120 with
On, it is seen that lufenuron and flonicamid compounding have reasonability and feasibility.
In order to better illustrate effectively prevention effect of the invention, underneath with above-described embodiment medicament and comparison medicament 10%
Lufenuron aqueous suspension agent, 10% flonicamid aqueous suspension agent carry out field efficacy to Laphygma exigua Hubner and apple aphid respectively
Preventing and treating, result of the test is as shown in table 2 below, 3.
This field control effectiveness test sets totally 4 treatment such as implementation medicament, contrast agents, clear water, and each experimental plot area is
50m2, often process 4 repetitions, cell random alignment.0.5m protection rows are designed between each cell and around experimental plot.Make
The method manually sprayed carries out dispenser to wild cabbage and apple, investigates 1 time within 1 day before dispenser, 3 days, 7 days and 14 days each tune after dispenser
Look into 1 time, totally 4 times.Investigation method takes five point sampling and listing mark method.Per cell, 10 plants of fixed point investigation, investigates insect population base
Number and remaining borer population, calculate Revision insect recluced rate and prevention effect.Computing formula is as follows：
Revision insect recluced rate (%)=[borer population before (borer population after borer population-dispenser before dispenser)/dispenser] × 100
Prevention effect (%)=[(treatment region Revision insect recluced rate-blank district Revision insect recluced rate)/(1- blanks
Area's Revision insect recluced rate)] × 100.
Prevention effect of the different disposal of table 2 to Laphygma exigua Hubner
Prevention effect of the different disposal of table 3 to apple aphid
Table 2, the result of the test of table 3 show that implementation medicament is significantly high to the prevention effect of aphid and beet armyworm after dispenser
In contrast agents.After dispenser 7d, implement medicament and 90% is reached to the prevention effect of two kinds of insect pests, preventive effect still keeps after dispenser 14d
More than 90%.This has obvious synergistic effect after showing lufenuron and flonicamid compounding, and efficiency time is obvious
It is longer than single medicament.Experiment shows that the complex composition substantially reduces medicament usage amount, reduces production cost, residues of pesticides
And environmental pollution.In addition, field observation during experiment, embodiment medicament respectively processes liquid to plant growth without influence, to surrounding
Beneficial organism safety, being compatible with the environment property is good.As can be seen here, lufenuron and flonicamid are a compound insecticidals for ideal type
Product.
Claims (10)
1. a kind of Pesticidal combination containing lufenuron Yu flonicamid, it is characterised in that active ingredient is lufenuron and fluorine pyridine
Insect amide.
2. Pesticidal combination according to claim 1, it is characterised in that the active ingredient lufenuron and flonicamid
Weight ratio be 50:1~1:50.
3. Pesticidal combination according to claim 2, it is characterised in that the active ingredient lufenuron and flonicamid
Weight ratio be 1:1~1:10.
4. Pesticidal combination according to claim 1, it is characterised in that the active ingredient lufenuron and flonicamid
Weight percentage in the composition is 10%~80%.
5. the Pesticidal combination according to any one in claim 1-4, it is characterised in that in the Pesticidal combination also
Including carrier and auxiliary agent.
6. Pesticidal combination according to claim 5, it is characterised in that the carrier be selected from one kind in water, filler or
It is various.
7. Pesticidal combination according to claim 5, it is characterised in that the auxiliary agent includes surfactant, the table
Face activating agent is selected from one or more in dispersant, wetting agent or emulsifying agent.
8. Pesticidal combination according to claim 7, it is characterised in that the auxiliary agent also includes other functions auxiliary agent,
The other functions auxiliary agent is selected from one or more in antifreezing agent, thickener or defoamer.
9. the Pesticidal combination according to any one in claim 6-8, it is characterised in that the ring of the Pesticidal combination
Border close friend's formulation is aqueous suspension agent.
10. as described in any one in claim 1-9 Pesticidal combination in preventing and treating vegetables, on fruit tree in aphid, beet armyworm
Application.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710209364.4A CN106804609A (en) | 2017-03-31 | 2017-03-31 | A kind of Pesticidal combination and its application containing lufenuron and flonicamid |
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| CN201710209364.4A CN106804609A (en) | 2017-03-31 | 2017-03-31 | A kind of Pesticidal combination and its application containing lufenuron and flonicamid |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107047588A (en) * | 2017-04-27 | 2017-08-18 | 江苏辉丰农化股份有限公司 | A kind of Pesticidal combination comprising flonicamid and benzoyl urea compound |
| CN108935480A (en) * | 2018-08-22 | 2018-12-07 | 青岛瀚生生物科技股份有限公司 | Agricultural insecticidal composite and its application |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002037964A1 (en) * | 2000-11-10 | 2002-05-16 | Syngenta Participations Ag | Synergistic pesticidal compositions comprising n-cyanomethyl-4-(trifluoromethyl)nicotinamide |
-
2017
- 2017-03-31 CN CN201710209364.4A patent/CN106804609A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002037964A1 (en) * | 2000-11-10 | 2002-05-16 | Syngenta Participations Ag | Synergistic pesticidal compositions comprising n-cyanomethyl-4-(trifluoromethyl)nicotinamide |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107047588A (en) * | 2017-04-27 | 2017-08-18 | 江苏辉丰农化股份有限公司 | A kind of Pesticidal combination comprising flonicamid and benzoyl urea compound |
| CN108935480A (en) * | 2018-08-22 | 2018-12-07 | 青岛瀚生生物科技股份有限公司 | Agricultural insecticidal composite and its application |
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Application publication date: 20170609 |