CN104814023B - A kind of Pesticidal combination containing four chlorantraniliproles and flubenzuron - Google Patents
A kind of Pesticidal combination containing four chlorantraniliproles and flubenzuron Download PDFInfo
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Abstract
The invention discloses a kind of Pesticidal combinations containing four chlorantraniliproles and flubenzuron, and including usual auxiliaries, four chlorantraniliproles and flubenzuron, the ratio of weight and number of four chlorantraniliproles and flubenzuron is 1:10‑10:1, the weight percent of four chlorantraniliproles and flubenzuron weight summation in Pesticidal combination is 1% 80%;The present invention is applied to prevention crops Lepidoptera class pest, and the present invention is superior to single dose, and reduce the dosage of pesticide in terms of quick-acting and lasting effect, reduces drug cost, be conducive to environmental protection and the comprehensive treatment of agricultural pests.
Description
Technical field
The present invention relates to agricultural insecticide composition and its application fields, and specifically one kind is with four chlorantraniliproles and fluorine bell
Urea is the Pesticidal combination of active ingredient, applied to the agriculture Lepidoptera class pest of prevention.
Background technology
Four chlorantraniliproles, chemical name:(3,5- bis- is chloro- by -1- by the bromo- N- of 3- (2,4- bis- chloro- 6- (methylformamide) phenyl)
2- pyridyl groups) -1H- pyrazoles -5- formamides.Four chlorantraniliproles are the benzamides desinsections of Shenyang Chemical Engineering Inst's independent research
Agent by being combined with ryanodine receptor in pest body, opens calcium channel, makes the calcium ion sustained release of storage in the cell
Into sarcoplasm, calcium ion and sarcoplasm mesostroma protein binding cause muscle contracts last, polypide poisoning symptom show as twitch,
Food refusal, it is final dead, it is excellent to the preventive effect of paddy rice rice leaf roller, cotton boll worm.
Flubenzuron, English name:Hexaflumuron, chemical name:N- [3,5- bis- chloro- 4- (1,1,2,2- tetrafluoro ethoxies
Base) phenyl] -3- (2,6- fluorobenzene acyls) urea.Flubenzuron is benzoyl area kind insect growth regulator, IGR, can inhibit insect chitin
Synthesis, so as to pest be hindered normally to cast off a skin and abnormal, moreover it is possible to inhibit pest eating speed.Hexaflumuron insecticidal speed is than general benzene first
Ureide derivative is fast, and has contact ovicidal activity concurrently, to bollworm special efficacy, also there is good prevention effect to nocturnal moth class lepidoptera pest
Fruit.
The resistance problem of agricultural pests is a global problem, is always the emphasis class of agricultural science and technology worker concern
Topic.With the continuity year in year out of Chemical Control of Harmful Insects, the increase of Pesticide use amount and not scientifical use pesticide, pest
Resistance getting worse, the pest species for generating resistance are on the increase.Particularly cause harm to agricultural production serious Lepidoptera class etc.
Pest, resistance level is higher, and resistance development speed is relatively fast.Meanwhile the use pesticide of high intensity, cause agricultural product pesticide residual
Exceeded, environmental pollution and the increase of peasant's drug cost etc. are stayed, is unfavorable for agricultural sustainable development.Therefore, it researchs and develops efficient, low
Poison, environmentally friendly pesticide have positive effect to agricultural sustainable development.
Different pesticide species ingredients are compounded, and are the common methods of the agriculture resistant insect of prevention.The present inventor is a large amount of
Indoor virulence and field medicine effect test on the basis of, the screening of the compounded formulas of four chlorantraniliproles and flubenzuron is goed deep into
Research finds that four chlorantraniliproles and flubenzuron are compounded, in a certain proportion with apparent synergistic function,
And there is outstanding control effect to Lepidopteras class pests such as cotton boll worm, Chinese cabbage diamondback moths, after further study, complete
The present invention.
Invention content
The technical problem to be solved by the present invention is to provide it is a kind of efficiently, low toxicity and the lasting period it is long, can effectively prevent crops squama
Wing mesh class pest is conducive to the Pesticidal combination containing four chlorantraniliproles and flubenzuron of integrated pest management.
To solve the above problems, the technical solution adopted in the present invention is:It is a kind of containing four chlorantraniliproles and flubenzuron
Pesticidal combination, including usual auxiliaries, four chlorantraniliproles and flubenzuron, the ratio of weight and number of four chlorantraniliproles and flubenzuron is 1:
10-10:1, the weight percent of four chlorantraniliproles and flubenzuron weight summation in Pesticidal combination is 1%-80%.
Preferably, the weight percent of four chlorantraniliproles and flubenzuron weight summation in Pesticidal combination is 10-60%.
The Pesticidal combination can be configured to suspending agent, water-dispersible grain according to well known to a person skilled in the art methods
The application forms of the suitable agricultural use such as agent, aqueous emulsion, microemulsion, wettable powder.
For the Pesticidal combination also containing the usual auxiliaries prepared needed for pesticidal preparations, usual auxiliaries are solvent, emulsification
One or more of agent, wetting agent, stabilizer, dispersant, thickener, pH adjusting agent, antifoaming agent, antifreezing agent, packing agent etc.
Mixing, be known substance, be common various auxiliary agents in pesticidal preparations, can be varied from, had no according to different situations
It is particularly limited to.
The application of the Pesticidal combination, it is main to prevent crops Lepidoptera class pest for preventing crop pests.
Pesticidal combination provided by the invention, is generally used by spray method, can also be as needed using agricultural
Other of upper application use technology.
Pesticidal combination provided by the invention has the advantages that:
1st, Pesticidal combination provided by the invention shows apparent synergistic effect in certain ratio range, the present invention
Control effect be significantly improved than single dose, reduce the dosage of pesticide, reduce influence of the pesticide to environment, reduce
Drug cost.
2nd, the active ingredient mechanism of action of Pesticidal combination provided by the invention is different, and the application of composition can delay
Or overcome the generation of disease drug resistance, extend the service life of medicament, be conducive to the comprehensive treatment of pest.
3rd, Pesticidal combination provided by the invention is to Crop securify.
Specific embodiment
To better understand the essence of the present invention, present disclosure is described further with reference to embodiment,
But limitation of the present invention cannot be considered as, the content mentioned in embodiment is not limitation of the invention, and material prescription selects
Can adaptation to local conditions and to result without substantive influence.In these embodiments, unless otherwise stated, all percentages are attached most importance to
Measure percentage.
Example of formulations 1:The Pesticidal combination is suspending agent, and each component percentage composition is respectively:
Concrete operation step is:First other auxiliary agents are mixed, shear-mixed is uniform in cutter, then add in effectively into
Point, 2-3h is ground in ball crusher, makes a diameter in 5mm hereinafter, can be prepared by Pesticidal combination aqueous suspension formulations of the present invention.
Example of formulations 2:The Pesticidal combination is aqueous emulsion, and each component percentage composition is respectively:
Concrete operation step is:First active ingredient, solvent, emulsifier are mixed, dissolving becomes uniform oil phase.
Part water and other auxiliary agents are mixed again, dissolving becomes uniform water phase.Then high-speed stirred in a kettle is same
When oil phase added in into water phase, slowly add water to and reach phase inversion point, carry out high speed shear later, and add in remaining water, shearing is about
30min, you can Pesticidal combination water and milk agent formulation of the present invention is made.
Example of formulations 3:The Pesticidal combination is microemulsion, and each component percentage composition is respectively:
Concrete operation step is:Active ingredient with solvent and cosolvent is completely dissolved, then adds other auxiliary agents, is mixed
It closes uniformly, water is eventually adding, after being sufficiently stirred, you can Pesticidal combination microemulsion formulation of the present invention is made.
Example of formulations 4:The Pesticidal combination is wettable powder, and each component percentage composition is respectively:
Concrete operation step is:Active ingredient, other auxiliary agents and filler are mixed, are sufficiently stirred in stirred tank, is passed through
Airslide disintegrating mill is uniformly mixed after crushing, you can Pesticidal combination wettable powder formulation of the present invention is made.
Example of formulations 5:The Pesticidal combination is water dispersible granules, and each component percentage composition is respectively:
Concrete operation step is:Active ingredient, other auxiliary agents and filler are uniformly mixed, with micro jet powder
It is broken, it is added in fluidized-bed granulation dryer after kneading after being granulated, drying, sieve, you can obtained Insecticidal combinations of the present invention
Object water-dispersible grain agent formulation.
Auxiliary agent is selected from as described below in more than dosage form:
Solvent can be trimethylbenzene, durene, methyl naphthalene, methyl oleate, fatty acid methyl ester, loose base oil, soybean oil, biology
Diesel oil, sec-Butyl Acetate, dimethyl carbonate, diesel oil, white oil, machine oil, etc. one or more of.
Emulsifier can be that calcium dodecyl benzene sulfonate, fatty alcohol polyoxyethylene ether, triphenoethyl benzene phenol polyoxypropylene gather
Ethylene oxide block polymer, dibenzyl xenyl polyoxyethylene ether, phenethyl phenol polyethenoxy ether, castor oil polyoxyethylene ether,
Phenethyl phenol formaldehyde resin polyoxyethylene ether, phenethyl phenol polyoxyethylene polyoxypropylene ether, alkylaryl polyoxypropylene polyoxy
Vinethene, phenethyl phenol formaldehyde resin polyoxyethylene ether, Sorbitan aliphatic ester, sorbitan fatty acid ester polyoxy second
In alkene ether, natural fatty alcohol and ethylene oxide adduct, aliphatic acid and ethylene oxide condensate, polyoxyethylene fatty acid ester etc.
It is one or more of.
Wetting agent can be sodium butylnaphthalenesulfonate, lauryl sodium sulfate, aliphatic alcohol polyethenoxy (6-7) ether, sulfonation amber
One or more of amber dioctyl phthalate sodium salt, Morwet EFW, alkylnaphthalene sulfonate etc..
Disintegrant can be one in sodium bicarbonate, magnesium chloride, aluminium chloride, sodium chloride, urea, ammonium sulfate, bentonite etc.
Kind is several.
Dispersant can be the formaldehyde condensation products of methyl naphthalene sulfonic acid sodium, sodium lignin sulfonate, calcium lignosulfonate, to methoxy
Base fatty acyl anilinesulfonic acid, desugar and the sodium lignin sulfonate being classified, naphthalene sulfonic acid condensate sodium salt, alkyl naphthalene sulfonic acid condensation polymer
One or more of sodium salt, APES formaldehyde condensation product sulfuric acid etc..
Thickener can be one or more of xanthans, aluminium-magnesium silicate, bentonite, white carbon etc..
PH adjusting agent can be in ammonium hydroxide, potassium hydroxide, sodium hydroxide, hydrochloric acid, acetic acid, citric acid, phosphoric acid etc.
It is one or more of.
Stabilizer can be epoxidized soybean oil, epoxychloropropane, butylated hydroxy anisole, dibutyl hydroxy toluene, not eat
One or more of sub- propyl propionate, tert-butylhydroquinone etc..
Antifoaming agent can be one or more of silicone compound, methanol, silicone oil etc..
Antifreezing agent can be one or more of in glycerine, ethylene glycol, propylene glycol, sorbierite, polyethylene glycol etc..
Carrier can be kaolin, diatomite, bentonite, white carbon, precipitated calcium carbonate, attapulgite, clay, talcum
One or more of powder, quartz sand, starch, alkyl polyglycoside etc..
Assays Example 1:Four chlorantraniliproles and flubenzuron try the indoor joint toxicity measuring of bollworm, diamondback moth
It tests.
Test medicine uses 95% 4 chlorantraniliprole active compound and 95% flubenzuron active compound.
Test worm is to acquire 3 instar larvae of cotton boll worm through indoor 3 generation of raising from cotton field.
Test worm is from Chinese cabbage to acquire 3 instar larvae of diamondback moth through indoor 3 generation of raising.
The cotton boll worm larva that field is acquired is transferred on cotton leaf and is raised, after larvae pupation, pupa is received
Collect and be lined in the culture dish of moisturizing filter paper, be put into oviposition cage by its emergence.Then the Growth of Potted Cotton of Seedling Stage is put into oviposition
It allows cotton boll worm Adult worms producting eggs in cage, takes out Growth of Potted Cotton after 48h, be placed on growth cabinet [temperature:24~26 DEG C;Relatively
Humidity 70%~80%;Illumination:14(L):10 (D)] in allow egg hatching, raise to 3 instar larvaes, raising three generations be so repeated
Afterwards, 3 instar larvaes are chosen to be tested.
Cotton leaf is cut into the consistent cotton leaf section of size, leaf section is dipped in liquid solvent to be measured, takes out and dries in the air after 10s
It is dry, the cotton leaf section with medicine film is made, is subsequently placed in the culture dish containing moisturizing filter paper, accesses test worm, often handles 4 weights
It answers, often repeatedly 10 test worms, and set the processing of the corresponding organic solvent without medicament as control.96h investigation examination after processing
Worm death condition records dead borer population, and calculates corrected mortality.
The diamondback moth larvae that field acquires is put into the Chinese cabbage seedling being ready for, after larvae pupation, pupa is collected into pad
In the culture dish for having moisturizing filter paper, oviposition cage is put by its emergence, then the Chinese cabbage seedling of whole disk is put into oviposition cage and allows pickles
Moth larvae is laid eggs, and when often disk Chinese cabbage seedling falls ovum amount up to 500 or so, is taken out Chinese cabbage seed plate, is placed on growth cabinet [temperature:24
~26 DEG C;Relative humidity 70%~80%;Illumination:14(L):10 (D)] in allow egg hatching, raise to 3 instar larvaes.
It is measured using the malicious blade method of folder:It is beaten with the card punch of diameter 1cm and takes leaf butterfly, be put into culture dish, moisturizing.With hair
Tubule dropper is since low concentration, per leaf butterfly drop 1ul liquids, the leaf butterfly for being coated with gelatinized corn starch with another after the solvent is volatilized
The malicious leaf butterfly of folder is made in pairing, and making, which finishes, to be put in the hole of 12 hole tissue culturing plates.4 repetitions are often handled, are often repeated no less than
The malicious leaf butterfly of 12 folders, and the processing of the corresponding organic solvent without medicament is set as control.The each hole of tissue culturing plate is inscribed 1
Head test worm, is placed in normal condition culture.After meeting 2~4h of worm, after the complete drug containing leaf butterfly of test worm feeding, added in cultivation plate hole clear
Clean feed continues raising to investigating, and eliminates the diamondback moth test worm for not eaten a complete leaf butterfly.Each dosage processing test worm number 80
Head.96h investigates test worm death condition after processing, records total borer population and dead borer population.
It is for statistical analysis with DPS statistical analysis softwares, by the LC for calculating each medicament50It lives to evaluate the desinsection of each medicament
Property, and according to the co-toxicity coefficient (CTC values) of the abundant method calculating mixtures of Sun Yun.
Survey 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 actual measurement toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100.
The criteria for classifying is acted on according to NY/T11547.7-2006 insecticide combinations:Co-toxicity coefficient (CTC) >=120 is shown as
Synergistic effect;Co-toxicity coefficient (CTC)≤80 shows as antagonism;80 < co-toxicity coefficients (CTC) < 120, which show as being added, to be made
With.
As can be seen from Table 1 and Table 2, four chlorantraniliproles and flubenzuron are 1:10~10:It is malicious altogether when being compounded in the range of 1
Coefficient (CTC) is all higher than 120, and synergistic function is shown to cotton boll worm, Chinese cabbage diamondback moth.It can be seen that four chlorantraniliproles
There is reasonability and feasibility with hexaflumuron compounded.
Table 1, four chlorantraniliproles and flubenzuron are to the indoor joint toxicity measuring result of bollworm
Medicament title and proportioning (weight ratio) | LC50(mg/L) | ATI | TTI | CTC |
Four chlorantraniliproles | 1.76 | 100.00 | - | - |
Flubenzuron | 4.38 | 40.18 | - | - |
Four chlorantraniliproles:Flubenzuron (10:1) | 1.45 | 121.38 | 94.56 | 128.36 |
Four chlorantraniliproles:Flubenzuron (5:1) | 1.54 | 114.29 | 90.03 | 126.94 |
Four chlorantraniliproles:Flubenzuron (3:1) | 1.66 | 106.02 | 85.05 | 124.67 |
Four chlorantraniliproles:Flubenzuron (1:1) | 1.93 | 91.19 | 70.09 | 130.10 |
Four chlorantraniliproles:Flubenzuron (1:3) | 2.15 | 81.86 | 55.14 | 148.47 |
Four chlorantraniliproles:Flubenzuron (1:5) | 2.59 | 67.95 | 50.15 | 135.49 |
Four chlorantraniliproles:Flubenzuron (1:10) | 3.07 | 57.33 | 45.62 | 125.66 |
Table 2, four chlorantraniliproles and flubenzuron are to the indoor joint toxicity measuring result of diamondback moth
Medicament title and proportioning (weight ratio) | LC50(mg/L) | ATI | TTI | CTC |
Four chlorantraniliproles | 1.49 | 100.00 | - | - |
Flubenzuron | 6.22 | 23.95 | - | - |
Four chlorantraniliproles:Flubenzuron (10:1) | 1.17 | 127.35 | 93.09 | 136.81 |
Four chlorantraniliproles:Flubenzuron (5:1) | 1.26 | 118.25 | 87.33 | 135.42 |
Four chlorantraniliproles:Flubenzuron (3:1) | 1.38 | 107.97 | 80.99 | 133.32 |
Four chlorantraniliproles:Flubenzuron (1:1) | 1.73 | 86.13 | 61.98 | 138.97 |
Four chlorantraniliproles:Flubenzuron (1:3) | 2.54 | 58.66 | 42.97 | 136.53 |
Four chlorantraniliproles:Flubenzuron (1:5) | 3.12 | 47.76 | 36.63 | 130.38 |
Four chlorantraniliproles:Flubenzuron (1:10) | 3.93 | 37.91 | 30.87 | 122.82 |
Assays Example 2:Four chlorantraniliproles and the hexaflumuron compounded field control effectiveness test to bollworm, diamondback moth
Bollworm test site is located at Qianjiang City of Hubei Province cotton plantation.Peak period dispenser is endangered in cotton boll worm, is used
Spray-on process.Using 10% 4 chlorantraniliprole suspending agent, 5% 5 percent of hexaflumuron emulsifiable concentrate as comparison medicament, experiment is set altogether at 7 medicaments
Reason each handles 3 repetitions.The cornerwise five points investigation insect population in area, 10 plants of cottons of every investigation are throughout managed before dispenser
Flower.It 3 days after dispenser, respectively investigates a control effect within 7 days, 14 days, records residual borer population, pass through Revision insect recluced rate and calculate prevention effect
Fruit, result of the test are as shown in table 3.
Table 3, four chlorantraniliproles and the result of the test of flubenzuron mixture prevention cotton boll worm
Four chlorantraniliproles are with being intended to the preventive effect of cotton boll worm after hexaflumuron compounded 3d, 7d, 14d as can be seen from Table 3
It is apparently higher than 10% 4 chlorantraniliprole suspending agent single dose of the same period to use using with 5% 5 percent of hexaflumuron emulsifiable concentrate single dose, illustrates tetrachloro worm acyl
Amine and the hexaflumuron compounded preventive effect that can be improved compared with two kinds of single doses are used alone to cotton boll worm, while 14d prevents after medicine
Effect still up to more than 80%, illustrates there is good lasting effect, does not find that the compound drug generates poisoning to cotton during experiment.
Diamondback moth test site is located at Huizhou Li Lin towns Chinese cabbage garden.Peak period dispenser is endangered in diamondback moth, is adopted
Use spray-on process.Using 10% 4 chlorantraniliprole suspending agent, 5% 5 percent of hexaflumuron emulsifiable concentrate as comparison medicament, experiment is set altogether at 7 medicaments
Reason each handles 3 repetitions.The cornerwise five points investigation insect population in area is throughout managed before dispenser, every 10 plants of investigation is white
Dish.It 3 days after dispenser, respectively investigates a control effect within 7 days, 14 days, records residual borer population, pass through Revision insect recluced rate and calculate prevention effect
Fruit, result of the test are as shown in table 4.
Table 4, four chlorantraniliproles and the result of the test of flubenzuron mixture prevention diamondback moth
The preventive effect of diamondback moth is intended to significantly after four chlorantraniliproles and hexaflumuron compounded 3d, 7d, 14d as can be seen from Table 4
Higher than 10% 4 chlorantraniliprole suspending agent single dose of the same period use and 5% 5 percent of hexaflumuron emulsifiable concentrate single dose use, illustrate four chlorantraniliproles with
The hexaflumuron compounded preventive effect that can be improved compared with two kinds of single doses are used alone to diamondback moth, while 14d preventive effects still reach after medicine
More than 80%, illustrate that there is good lasting effect, do not find that the compound drug generates poisoning to Chinese cabbage during experiment.
Assays Example 3:Bollworm, diamondback moth test the drug resistance indoor measurement of four chlorantraniliproles and flubenzuron
Four chlorantraniliproles, flubenzuron active compound are configured to test required test medicine.Worm sources are acquired from Guangdong Province Huizhou
City and Qianjiang City of Hubei Province.Experiment is using dip method, a concentration of bollworm of test medicine use, the 50%-90% of diamondback moth
Test worm is impregnated in treatment fluid by lethal dose, and dead test worm is rejected after 96 hours, and the test worm continuation left is raised indoors,
So 20 generation test worms are handled repeatedly.If the liquid processing containing only auxiliary agent is blank control.Measure each medicament to 1st generation, the 5th generation,
10th generation and the half lethal concentration LC of the 20th generation test worm50, by comparing each treatment agent to 1st generation, the 5th generation, the 10th generation and
The LC of 20 generation test worms50The drug resistance of reagent agent is changed to evaluate test worm.
According to table 5, table 6 as can be seen that after four chlorantraniliproles and hexaflumuron compounded preparation 20 generation test worms of processing, test worm population
Four chlorantraniliproles are significantly lower than to the drug resistance of the complex preparation and flubenzuron single dose handles the drug resistance that 20 generation test worms generate.This
It is secondary experiments have shown that, four chlorantraniliproles and hexaflumuron compounded cotton boll worm, Chinese cabbage diamondback moth can effectively be delayed to develop immunity to drugs.
Table 5, four chlorantraniliproles and the hexaflumuron compounded measure result of the test to bollworm resistance
Note:Above table medium multiple represents drug resistance of the corresponding algebraically bollworm to each medicament.
Table 6, four chlorantraniliproles and the hexaflumuron compounded measure result of the test to diamondback moth drug resistance
Note:Above table medium multiple represents drug resistance of the corresponding algebraically diamondback moth to each medicament.
In conclusion the present invention uses two kinds of active components as four chlorantraniliproles and the complex composition of flubenzuron, with showing
Some single formulations are compared, and not only with apparent synergistic effect, also with good insecticidal effect, the lasting period is long, to farming
Object safety, can slow down the generation of pest resistance to insecticide, be worth promoting and applying in agricultural production.
Claims (2)
1. a kind of Pesticidal combination containing four chlorantraniliproles and flubenzuron, including usual auxiliaries, four chlorantraniliproles and flubenzuron,
It is characterized in that:Four chlorantraniliproles and the ratio of weight and number of flubenzuron are 1:1、3:1、1:5、5:1、1:10 or 10:1, tetrachloro worm
The weight percent of amide and flubenzuron weight summation in Pesticidal combination is 1%-80%.
2. a kind of Pesticidal combination containing four chlorantraniliproles and flubenzuron according to claim 1, it is characterised in that:Institute
The dosage form for stating Pesticidal combination is one kind in suspending agent, water dispersible granules, aqueous emulsion, microemulsion, wettable powder.
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