CN106719748B - A kind of composition pesticide containing Bifenazate and flonicamid - Google Patents
A kind of composition pesticide containing Bifenazate and flonicamid Download PDFInfo
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- CN106719748B CN106719748B CN201611059306.XA CN201611059306A CN106719748B CN 106719748 B CN106719748 B CN 106719748B CN 201611059306 A CN201611059306 A CN 201611059306A CN 106719748 B CN106719748 B CN 106719748B
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- flonicamid
- bifenazate
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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
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues 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
- 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
Abstract
The present invention relates to a kind of for killing the efficient pesticides composition of agricultural pests, and effective component is Bifenazate and flonicamid, belongs to pesticide compositional and applied technical field.The weight fraction ratio of Bifenazate and flonicamid is 20: 1~1: 20, remaining is auxiliary agent.The advantage of the invention is that the insecticide be fitted on prevention and treatment Thysanoptera thrips have synergy it is significant, it is quick-acting it is fast, holding effect is long, can be reduced dosage, reduce cost, delay pest resistance to insecticide, it is easy to use and safe the advantages that, while having to homoptera pest such as aphid, plant hopper and mite class etc. and simultaneous controlling effect well.
Description
Technical field
The invention belongs to the field of pesticides of agricultural insect pests control, and in particular to one kind is with Bifenazate and flonicamid
For the composition pesticide of effective component, it is primarily adapted for use in prevention and treatment Thysanoptera.
Background technique
Bifenazate is the novel selective foliar spray acaricide of biphenyl hydrazine, acts on mite class central nervous system
Aminobutyric acid receptors have each breeding time (ovum, larva, nymph) of acarid and knock down and insect killing effect well, and holding effect
Phase is longer, can be used for citrus, apple, the acarid prevention and treatment on grape.
Flonicamid is a kind of novel picolinamide class insect growth regulator, IGR, which has good upward
Osmosis can be permeated up from the rhizome of plant, but penetrating power is weaker down from blade.Flonicamid not only has one
The fixed stomach function regulating toxic effect fruit that tags also has good quick antifeedant effect, has to Homoptera sucking pest such as aphid fine
Kill effect, pest stops rapidly sucking behavior after sucking band poisonous plant's juice, and it is hungry dead to finally result in pest.
Thrips is the general designation of Thysanoptera, endangers the various plants such as Curcurbitaceae, Liliaceae, Solanaceae, be cowpea, section melon,
Anti- one of pest is most difficult on the crops such as eggplant, nymph and adult are liked assembling and being hidden on plant top tip, floral organ and blade back
Feeding plant juice causes lobus cardiacus curling even necrosis, and endangering floral organ can lead to fruit drop.The great concealment of thrips, generally
Pesticide is difficult directly to kill polypide, in addition its generation cycle is short, generation overlap is serious, easily develops drug resistance to pesticide, to anti-
It controls and brings very big difficulty.
There are certain drawbacks in the insecticide of single active ingredient, continuous use is easy to appear anti-in the actual production process
The features such as pharmacological property, control efficiency is poor, and use cost is high, insecticidal spectrum is narrow.
Summary of the invention
To solve the above problems, the present invention provides, one kind is efficient, less toxic, quick-acting is good, lasting period length contains Bifenazate
With the complex insecticidal composition of flonicamid, antagonism thrips has good control efficiency, can promote the use of in production.
The present invention passes through indoor toxicity test and field trial, it is determined that Bifenazate and flonicamid weight ratio are 20
: it is had obvious synergistic function between 1~1: 20, there is better control efficiency compared with using single insecticide.
The technical scheme is that a kind of composition pesticide, is made of effective component Bifenazate, flonicamid.
The weight fraction ratio of Bifenazate and flonicamid is 20: 1~1: 20.The weight percent of active component contains in usual composition
Amount is the 0.5%~90% of total weight.
More preferably: the weight fraction ratio of Bifenazate and flonicamid is 15: 1~1: 5.
Described composition pesticide those skilled in the art can choose suitable pesticidal preparations auxiliary according to known methods
Ingredient, can prepare at the suitable dosage form agriculturally used such as suspending agent, aqueous emulsion, water dispersible granules, wettable powder.This
The processing technology of the various preparations of invention composition pesticide is the prior art, can be varied according to different situations.
The dosage form that the composition is prepared is suspending agent, aqueous emulsion, water dispersible granules, wettable powder, appointing in missible oil
It anticipates one kind.
The composition is suspending agent, wherein containing 0.5%~50% Bifenazate and flonicamid 0.5%~
50%, dispersing agent 2%~10%, wetting agent 2%~10%, defoaming agent 0.01%~2%, thickener 0~2%, antifreeze 0~
8%, deionized water adds to 100%.
The dispersing agent is one of sodium lignin sulfonate, calcium lignosulfonate, polycarboxylate, naphthalene sulfonate or more
Kind；The wetting agent is methyl naphthalene sulfonate formaldehyde condensate, lauryl sodium sulfate, Negel, Tea Saponin, the moon
One of cinnamic alcohol base sodium sulphate, pull open powder are a variety of, and the defoaming agent is metallic soap of stearic acid, polyethers, 20% poly- diformazan
One of radical siloxane lotion is a variety of；The thickener is xanthan gum, methylcellulose, aluminum magnesium silicate, polyvinyl alcohol
One of or it is a variety of；Antifreeze is one of glycerine, urea, ethylene glycol, propylene glycol or a variety of.
Composition pesticide provided by the invention have it is following the utility model has the advantages that
1, composition pesticide provided by the invention, by the different medicament of two kinds of mechanism of action of Bifenazate and flonicamid
Composition expands insecticidal spectrum, and is to show apparent synergy to thrips in 20: 1~1: 20 ranges in weight fraction ratio
Effect.
2, the insecticidal spectrum of composition pesticide provided by the invention and control efficiency are better than single dose effect, reduce pesticide
Dosage reduces the influence of drug cost and pesticide to environment.
3, composition pesticide provided by the invention, can reduce long-term single use Bifenazate or flonicamid produces
Raw anti-medicine risk, it is significant to the service life for extending medicament.
4, the present invention reduces phytotoxicity risk compared with using single dose；To safety of human and livestock, Environmental compatibility is good.
Specific embodiment
In order to keep the objectives, technical solutions, and advantages of the present invention more concise, below with reference to embodiment to the present invention
Content be described further, but the present invention is by no means limited to these examples.Presented below is only that the present invention is relatively good
Case study on implementation is used only to describe the present invention, and is not to be construed as limitation of the scope of the invention.
1, formula and FORMULATION PROCESS EXAMPLES
Embodiment one
By taking 40% Bifenazate flonicamid suspending agent (SC) as an example, but it is not limited only in actual application
40%, can be according to preferred proportion reasonably optimizing in summary of the invention technical solution, particular instantiation:
Bifenazate 20%, flonicamid 20%, phenyl phenol polyoxyethanyl ether phosphate 3%, polycarboxylate 1.5%,
Xanthan gum 0.15%, glycerine 2.5%, 20% aqueous emulsion of dimethyl polysiloxane fluid 0.8%, water is supplied, by formula rate and requirement
Above-mentioned material is successively put into hybrid reactor after mixing evenly, through sand mill high speed grinding to D90=5 μm of partial size, then through equal
Matter, allotment are in uniform canescence suspension.
Embodiment two
By taking 24% Bifenazate flonicamid suspending agent (SC) as an example, but it is not limited only in actual application
24%, can be according to preferred proportion reasonably optimizing in summary of the invention technical solution, particular instantiation:
Bifenazate 20%, flonicamid 4%, fatty alcohol polyoxyethylene ether 6%, polycarboxylate 1.5%, xanthan gum
0.15%, glycerine 2.5%, 20% aqueous emulsion of dimethyl polysiloxane fluid 0.8%, water is supplied, will be above-mentioned by formula rate and requirement
Material successively puts into hybrid reactor after mixing evenly, through sand mill high speed grinding to D90=5 μm of partial size, then through homogeneous, allotment
In uniform canescence suspension.
Embodiment three
By taking 32% Bifenazate flonicamid wettable powder (WP) as an example, but it is not limited only in actual application
32%, can be according to preferred proportion reasonably optimizing in Summary technical solution, particular instantiation:
Bifenazate 30%, flonicamid 2%, calcium lignosulfonate 5%, lauryl sodium sulfate 3%, Tea Saponin
1%, white carbon black 5%, talcum powder 8%, water-washed kaoline are supplied.First raw medicine and other auxiliary agents are uniformly mixed again through high-speed flow
D90=25 μm of partial size is crushed to hereinafter, being in the powdery solid of canescence good fluidity.
Example IV
By taking 44% Bifenazate flonicamid water dispersible granules (WG) as an example, but it is not limited only in actual application
44%, can be according to preferred proportion reasonably optimizing in Summary technical solution, particular instantiation:
Bifenazate 40%, flonicamid 4%, naphthalene sulfonic acid condensate sodium salt 8%, lauryl sodium sulfate 5%, sulfuric acid
Ammonium 15%, white carbon black 2%, precipitated calcium carbonate 5%, water-washed kaoline is supplied.First raw medicine and other auxiliary agents are uniformly mixed, gas
Powder adds water kneading, is finally granulated and dry.
Embodiment five
By taking 12% Bifenazate flonicamid aqueous emulsion (EW) as an example, but it is not limited only in actual application
12%, can be according to preferred proportion reasonably optimizing in Summary technical solution, particular instantiation:
Bifenazate 2%, flonicamid 10%, fatty acid methyl ester 10%, isopropanol 4%, alkylaryl polyoxyethylene
Polyethenoxy ether 2.5%, castor-oil plant oleoresin polyoxyethylene ether 1%, xanthan gum 0.10%, ethylene glycol 1.5%, sodium benzoate
0.20%, polyethers 0.8%, water are supplied, and after completely dissolution by active constituent first, surfactant, stabilizer etc. is added, and remaining is helped
Agent, water, through high speed shear to D90=5 μm of partial size after stirring evenly, the uniform water-soluble emulsus of the micro-strip that is creamy white blue-fluorescence
Liquid.
2, the indoor biological activity assay of the present composition and field efficacy verifying
Embodiment five: the indoor toxicity test of Bifenazate and flonicamid to thrips
Measuring method uses centrifuge tube medicine embrane method.
(1) medicine film is made:
It will be diluted to required concentration with distilled water after the suitable acetone solution of raw medicine, liquid-transfering gun measures the medicine that 1mL is prepared
For liquid into 5mL centrifuge tube, lid upper tube cap shakes up rolling centrifuge tube, pours out medical fluid after medical fluid is evenly distributed in pipe, is placed in room
Interior naturally dry 1h, is made medicine film.
(2) worm is connect:
After medicine film is dried, chooses with a collection of thrips test worm, gently brushed and entered in centrifuge tube with small writing brush, every pipe 30 connects
Centrifuge tube lid is covered after the completion of worm.
(3) turn worm:
Test worm after about 1h, its whole is transferred in another clean 5mL pipe, it is new to be put into a treaty 3cm wherein in pipe
Fresh cowpea is sealed for its feeding, while with cotton mass.
(4) culture record:
The test worm of processing is put into raising in 25 ± 1 DEG C of growth cabinets, test worm survival feelings in centrifuge tube are detected after 48h
Condition, being touched with writing brush does not have reaction to be considered as death, calculates the death rate.Control group handles production moisture film with clear water.At each concentration
Manage 4 repetitions.Control group death rate < 10% is efficiency test.
Using the logarithm of drug concentration (mg/L) as independent variable, using the probit value of corrected mortality as function, virulence is established
Regression equation, it is for statistical analysis with DPS statistical analysis software, calculate the LC of each medicament50, and calculated again according to Sun Yunpei's Method
The co-toxicity coefficient (CTC) of dose out powders mixture.Co-toxicity coefficient CTC, calculation formula are as follows:
Survey toxicity index (ATI)=(standard agent LC50/ reagent agent) × 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)=ATI/TTI × 100
According to the criteria for classifying of co-toxicity coefficient (CTC), CTC < 80 is antagonism, and 80 < CTC < 120 are summation action,
CTC > 120 is synergistic effect.
Test result shows Bifenazate and flonicamid compounding proportion 20: 1,15: 1,10: 1,5: 1,1: 1,1: 5,1
: 10,1: 15,1: 20 pair of thrips co-toxicity coefficient (CTC value) be 115.32,123.36,132.33,140.49,164.56,
155.67,111.79,108.12,104.82, illustrate that except Bifenazate and flonicamid proportion be 20: 1,1: 10,1: 15 and 1
: 20 combination is outside summation action, remaining proportion all has apparent synergistic effect.
The indoor toxicity test of 1 Bifenazate of table and flonicamid and its compound drug to cowpea thrips
Embodiment seven: Bifenazate and flonicamid composition are to thrips field control effectiveness test on cowpea
It tests and carries out in Hepu of Guangxi, beginning peak period occurs for cowpea plant height about 1.6m, thrips, and test same day weather is good, nothing
Rainfall occurs, and 22~32 DEG C of daily mean temperature.
Investigation method is that interior thrips sum is spent in every cell random searching cowpea plant middle and upper part 60, morning flowering
When investigate, insect population, 1d after application, 3d are investigated before being administered, 7d, 10d investigate the residual borer population of each processing, calculate insect population decline
Rate and control efficiency, each processing is in triplicate.
Drug effect calculation method:
Total borer population × 100 before Revision insect recluced rate (%)=(insect population-residual borer population living before medicine)/medicine
Preventive effect (%)=(treatment region Revision insect recluced rate-check plot Revision insect recluced rate)/(check plot 100- Revision insect recluced rate)
×100
The experimental result of table 3 can be seen that the medicament medicine of embodiment one, embodiment two, embodiment three and example IV configuration
10d has and has outstanding control efficiency to thrips on cowpea after ld and medicine afterwards, embody the mixture have it is outstanding quick-acting
Property and lasting effect also and find no phytotoxicity to the investigation of safety during test.
Therefore after Bifenazate is compounded with flonicamid, the harm of thrips can be effectively prevented, to quality of vegetable
Improving and increasing yield has important value, there is stronger popularizing value.
Thrips test result on 3 Bifenazate of table and flonicamid composition for preventing and controlling cowpea
Claims (7)
1. a kind of composition pesticide containing Bifenazate and flonicamid, it is characterised in that: effective component is Bifenazate
And flonicamid, the weight fraction ratio of Bifenazate and flonicamid is 15:1~1:5, remaining is auxiliary agent.
2. a kind of composition pesticide containing Bifenazate and flonicamid according to claim 1, it is characterised in that:
The weight fraction ratio of Bifenazate and flonicamid is 1:1
3. a kind of composition pesticide containing Bifenazate and flonicamid according to claim 1, it is characterised in that:
The dosage form that the composition is prepared is suspending agent, aqueous emulsion, water dispersible granules, wettable powder, any one in missible oil.
4. a kind of composition pesticide containing Bifenazate and flonicamid according to claim 3, it is characterised in that:
The composition is suspending agent, wherein containing 0.5%~50% Bifenazate and flonicamid 0.5%~50%, dispersing agent
2%~10%, wetting agent 2%~10%, defoaming agent 0.01%~2%, thickener 0~2%, antifreeze 0~8%, deionization
Water adds to 100%.
5. a kind of composition pesticide containing Bifenazate and flonicamid according to claim 4, it is characterised in that:
The dispersing agent is one of sodium lignin sulfonate, calcium lignosulfonate, polycarboxylate, naphthalene sulfonate or a variety of；It is described
Wetting agent be methyl naphthalene sulfonate formaldehyde condensate, lauryl sodium sulfate, Negel, Tea Saponin, laurel alcohol radical
One of sodium sulphate, pull open powder are a variety of, and the defoaming agent is metallic soap of stearic acid, polyethers, 20% polydimethylsiloxanes
One of alkane lotion is a variety of；The thickener is xanthan gum, methylcellulose, aluminum magnesium silicate, one in polyvinyl alcohol
Kind is a variety of；Antifreeze is one of glycerine, urea, ethylene glycol, propylene glycol or a variety of.
6. a kind of purposes of the composition pesticide described in claim 1 containing Bifenazate and flonicamid, feature exist
In: for preventing and treating the Thysanoptera on crops.
7. the purposes of the composition pesticide as claimed in claim 6 containing Bifenazate and flonicamid, it is characterised in that:
The Thysanoptera is Thysanoptera thrips.
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| CN201611059306.XA CN106719748B (en) | 2016-11-25 | 2016-11-25 | A kind of composition pesticide containing Bifenazate and flonicamid |
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| CN201611059306.XA CN106719748B (en) | 2016-11-25 | 2016-11-25 | A kind of composition pesticide containing Bifenazate and flonicamid |
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| CN106719748A CN106719748A (en) | 2017-05-31 |
| CN106719748B true CN106719748B (en) | 2019-01-18 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103651513A (en) * | 2013-12-10 | 2014-03-26 | 济南凯因生物科技有限公司 | Missible oil containing flonicamid and bifenthrin and application of missible oil |
| CN103931639A (en) * | 2014-03-16 | 2014-07-23 | 广东中迅农科股份有限公司 | Pesticide composition containing tolfenpyrad and bifenazate |
| CN103975937A (en) * | 2014-05-30 | 2014-08-13 | 北京市农林科学院 | Synergistic mite killing composition containing bifenazate and flufenoxuron |
| CN105104402A (en) * | 2015-02-12 | 2015-12-02 | 四川利尔作物科学有限公司 | Insecticide-acaricide composition and application thereof |
-
2016
- 2016-11-25 CN CN201611059306.XA patent/CN106719748B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103651513A (en) * | 2013-12-10 | 2014-03-26 | 济南凯因生物科技有限公司 | Missible oil containing flonicamid and bifenthrin and application of missible oil |
| CN103931639A (en) * | 2014-03-16 | 2014-07-23 | 广东中迅农科股份有限公司 | Pesticide composition containing tolfenpyrad and bifenazate |
| CN103975937A (en) * | 2014-05-30 | 2014-08-13 | 北京市农林科学院 | Synergistic mite killing composition containing bifenazate and flufenoxuron |
| CN105104402A (en) * | 2015-02-12 | 2015-12-02 | 四川利尔作物科学有限公司 | Insecticide-acaricide composition and application thereof |
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Address after: 330300 west side of Xinghuo Industrial Park Xinghuo Industrial Park, Yongxiu County, Jiujiang City, Jiangxi Province Patentee after: Jiangxi Zhengbang crop protection Co.,Ltd. Address before: 330800 new century industrial city, Gao An, Yichun, Jiangxi Patentee before: JIANGXI ZHENGBANG CROP PROTECTION Co.,Ltd. |