CN101919389A - Miticide and pesticide composition containing bifenazate and spirotetramat - Google Patents
Miticide and pesticide composition containing bifenazate and spirotetramat Download PDFInfo
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- CN101919389A CN101919389A CN2010102666911A CN201010266691A CN101919389A CN 101919389 A CN101919389 A CN 101919389A CN 2010102666911 A CN2010102666911 A CN 2010102666911A CN 201010266691 A CN201010266691 A CN 201010266691A CN 101919389 A CN101919389 A CN 101919389A
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Abstract
The invention relates to a miticide and pesticide composition which comprises the effective components of bifenazate and spirotetramat. The mass ratio of the two effective components is (1-80):(1-50), the preferable mass ratio thereof is (1-50):(1-25), and the optimal mass ratio thereof is (1-35):(1-20). After relevant auxiliary agents and packing materials are added, the miticide and pesticide composition can be processed into the dosage forms of cream, emulsion in water, suspending agent, wettable powder and water dispersible granules. The miticide and pesticide composition can be used for preventing and treating various mites comprising red spiders, yellow spiders, rust louses, yellow tea mites, tetranychus cinnabarinus, bimaculate tetranychidae, and the like and various sucking insects comprising aphids, thrips, plant louses, mealybugs, white flies, scale insects, and the like for various fruit trees comprising citrus trees, apple trees, grapes, tropical fruit trees, pear trees, and the like, tea trees, various crops comprising cotton, soybean, hop, potato, and the like and vegetables.
Description
Technical field:
The present invention relates to the composite of a kind of insecticide acaricide composition that contains Bifenazate and spiral shell worm ethyl ester.
Technical background:
The English general bifenazate by name of Bifenazate is a kind of novel hydrazine ester type compound.It is narrow spectrum miticide, in the active stage of tetranychid activity is arranged, and also can prevent the ovum phase of insects such as Tetranychus urticae.Laboratory research shows, and is nontoxic to predatism benefit mite.To the mammal low toxicity, residual life, is short.
As a kind of new hydrazine ester class specialty miticide, there is the use cost height in the Bifenazate use, the risk that resistance increases gradually.And do not have interior characteristic of inhaling because of it, even if the lasting period can reach 30 days, rainfall is very big to the drug effect influence after the dispenser.And rationally use with dissimilar miticides, the miticide that especially has systemic action is used with, helps promoting fully Bifenazate, prolongs its service life.At present, be that the pesticidal preparations of active ingredient is based on 480g/L Bifenazate suspending agent, in the reagent use with the Bifenazate, quick-acting is good, but if blade two sides and fruit surface can not even spraying, because of its do not have in absorption, then kill mite thoroughly and use cost high.
Spiral shell worm ethyl ester, English Spirotetramat by name belongs to the tetronic acid insecticides and has acaricidal action concurrently.Spiral shell worm ethyl ester has unique mechanism of action, can replant in the object upwards to move down, and arrives at blade face and bark, thereby control is as the insect on Chinese cabbage and romaine lettuce internal lobe and the fruits and vegetables skin.The interior absorption of this uniqueness can be able to be protected newborn stem, leaf and root, prevents ovum and the larval growth of insect.Its another characteristics are that the lasting period is long, and the effective control that reached for 8 weeks can be provided.Spiral shell worm ethyl ester high-efficiency broad spectrum can effectively be prevented and treated various suckings pest, as aphid, thrips, wood louse, mealybug, aleyrodid and scale insect etc.But spiral shell worm ethyl ester uses separately, and insect is developed immunity to drugs, and the control cost is higher.
Summary of the invention:
For fear of Bifenazate or spiral shell worm ethyl ester list agent use is that insect evil mite produces corresponding resistance to this medicament easily, and the Insecticiding-miticiding spectrum of medicament is enlarged, and provides better protection to crop.The objective of the invention is to propose a kind of novel built composition with the good Insecticiding-miticiding effect of having concurrently of synergistic effect, the active ingredient Bifenazate is to belong to novel biphenyl hydrazine esters of gallic acid miticide, and active ingredient spiral shell worm ethyl ester is the tetronic acid insecticides.The weight ratio of Bifenazate and spiral shell worm ethyl ester is 1～80: 1～50, more high quality ratio is 1～50: 1～25, optimum quality is than 1～35: 1～20, be the auxiliary agent that needs different surfactant of adding and carrier in this insecticide acaricide composition and form, be prepared into the insecticide acaricide composition of formulations such as missible oil, aqueous emulsion, suspending agent, water dispersible granules, wetting powder and microcapsule formulations according to the existing processing method in present technique field by thickener, defoamer, sticker, stabilizing agent, antifreeze etc.
One of technical scheme of the present invention, described insecticide acaricide composition are cream preparation, and the percentage by weight of component is:
Bifenazate 1～80%
Spiral shell mite ester 1～50%
Emulsifier 10～30%
Solvent 20～50%
Synergist 1～5%
The concrete production stage of this cream preparation is, earlier Bifenazate and spiral shell worm ethyl ester are added in the solvent and to add emulsifier, the synergist back that stirs after the dissolving fully again and become the oily liquids of homogeneous transparent, can promptly makes the cream preparation that contains the insecticide acaricide composition of Bifenazate and spiral shell worm ethyl ester of the present invention.
Two of technical scheme of the present invention, described insecticidal/acaricidal agent are combined as and are aqueous emulsion, and the percentage by weight of component is:
Bifenazate 1～80%
Spiral shell mite ester 1～50%
Emulsifier 3～30%
Solvent 5～15%
Cosolvent 5～20%
Stabilizing agent 2～15%
Antifreezing agent 2～5%
Defoamer 0.1～8%
Thickener 0.2～2%
Water surplus
The concrete production stage of this aqueous emulsion is: at first former medicine Bifenazate is added with spiral shell worm ethyl ester, solvent, emulsifier, cosolvent and be in the same place, make and be dissolved into uniform oil phase; Other auxiliary agents such as part water, antifreeze, antimicrobial are mixed into uniform water; When the reactor high speed stirs, oil phase is added water, slowly add water to the phase inversion point, open clipper and carry out high speed shear, and add remaining water, shear half an hour approximately, form the aqueous emulsion of oil-in-water type, make the aqueous emulsion preparation of the insecticide acaricide composition that contains Bifenazate and spiral shell worm ethyl ester.
Technical scheme three of the present invention, described insecticide acaricide composition are suspending agent, and the percentage by weight of component is:
Bifenazate 1～80%
Spiral shell mite ester 1～50%
Dispersant 5～20%
Antifreezing agent 1～5%
Thickener 0.1～2%
Defoamer 0.1～0.8%
Water surplus
The concrete production stage of this suspending agent is, earlier other auxiliary agents are mixed, mix through high speed shear, add active ingredient Bifenazate and spiral shell worm ethyl ester, ball milling is 2～3 hours in ball mill, make a diameter all below 5 μ m, make the suspending agent preparation that contains the insecticide acaricide composition of Bifenazate and spiral shell worm ethyl ester of the present invention.
Four of technical scheme of the present invention, described miticide composition is a wetting powder, the percentage by weight of component is:
Bifenazate 1～80%
Spiral shell mite ester 1～50%
Dispersant 3～10%
Wetting agent 1～5%
The filler surplus
The concrete production stage of this wetting powder is: by above-mentioned prescription Bifenazate, spiral shell worm ethyl ester and dispersant, wetting agent and filler are mixed, in stirred tank, evenly stir, after airslide disintegrating mill is pulverized, mixing, can make the wetting powder of the present composition.
Five of technical scheme of the present invention, described insecticide acaricide composition are water dispersible granules, and the percentage by weight of component is:
Bifenazate 1～80%
Spiral shell mite ester 1～50%
Dispersant 3～10%
Wetting agent 1～10%
Disintegrant 1～5%
The filler surplus
The concrete production stage of this water dispersible granules is: by above-mentioned prescription Bifenazate, spiral shell worm ethyl ester, dispersant, wetting agent and disintegrant and filler are mixed, pulverize with micro jet, through mediating, add then and carry out granulation, dry screening in the fluidized bed prilling dryer after sample analysis makes the water-dispersible grain agent formulation that also has the insecticide acaricide composition of Bifenazate and spiral shell worm ethyl ester of the present invention.
Described emulsifier is selected from the mixture that one or more arbitrary proportions in calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene sulfosuccinate, styryl phenol APEO, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, the polyoxyethylene aliphatic alcohol ether are formed.
Described solvent is the mixed solvent that one or more arbitrary proportions in dimethylbenzene or biodiesel, toluene, diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine oil, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), the water equal solvent are formed.
Described synergist is meant to have the medicament of enhancing penetration, go deep into extended capability, knock down insect speed, the resistance of rainwater washing against power of agricultural chemicals is provided, thereby improve the New-type adjuvant of agricultural insecticide, a class safety of killing mite, bactericidal effect, environmental protection, nontoxic, noresidue, optional in organic silicon pesticide synergist ZC-650 or organic silicon pesticide bleeding agent extended pattern Agrowet810c, agricultural organic silicon pesticide synergist Silwet408, azone any one.
Described dispersant is selected from one or more in polycarboxylate, lignosulfonates, alkylphenol polyoxyethylene formaldehyde condensation products sulphate, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sulphate, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, polyoxyethylene carboxylate, the fatty acid glyceride APEO.
The wetting agent of stating is selected from: one or more in lauryl sodium sulfate, DBSA, Nekal BX, moistening bleeding agent F, alkylnaphthalene sulfonate, polyoxyethylene triphenylethylene phosphenylic acid salt, spaonin powder, silkworm excrement, the soapberry powder.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, the polyvinyl alcohol.
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, the glycerine.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, the sodium bicarbonate.
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the precipitated calcium carbonate.
Described insecticide acaricide composition is used to prevent and treat various suckings pest such as the various mites evils such as two spotted spider mite, yellow spider, Xiu Pi lice, yellow tea mite, Tetranychus cinnabarinus and Tetranychus urticae of various crops such as multiple fruit tree such as oranges and tangerines, apple, grape, tropical fruit tree, pear tree and tea tree and cotton, soybean, lupulus, potato and vegetables and aphid, thrips, wood louse, mealybug, aleyrodid, scale insect.
The present invention has following characteristics:
1, double action mechanism, evil mite and insect are difficult for producing drug resistance;
2, enlarge the Insecticiding-miticiding spectrum, spiral shell worm ethyl ester has acaricidal action concurrently, and has splendid interior absorption, and the effect of control evil mite heightens;
3, active ingredient and mechanism of action are different with agricultural chemicals, and the harmful mite and the insect that conventional pesticide are produced resistance are efficient equally;
4, belong to environment friendly agricultural, Bifenazate and spiral shell worm ethyl ester all belong to the agricultural chemicals to the person poultry safety in the scope of application, and its complex preparation high-efficiency low-toxicity to crop and Environmental security, helps the sustainable development of agricultural production.
Embodiment
1.1 reagent agent
The former medicine of 97% Bifenazate, the former medicine of 94% spiral shell worm ethyl ester, above-mentioned former medicine provides by Qingdao Hailir Pesticides and Chemical Co., Ltd..
1.2 for examination worm source
The examination mite is picked up from the Citrus Research Institute Of Chinese Academy Of Agricultural Sciences test site, and the cultivation management term harmonization is not used medicament in the recent period, adopts the blade that rewinds citrus red mite (crm), and is standby after normal temperature laboratory (about 25 ℃) raised for 2 generations with fresh citrus leaves down.
1.3 single agent assay method slide infusion process
Choose female that individual size is consistent, body colour is scarlet if mite, to try the mite back side with writing brush sticks on the slide that posts cloth insertion sheet, every slide dilution intervals, on the basis of prerun, respectively two kinds of former medicines are dissolved in acetone, be diluted to 5 concentration gradient soups with the 0.1% Tween 80 aqueous solution again, place beaker standby.The glutinous slide that the examination mite arranged is immersed in the good soup 5 seconds, each handles four repetitions, after taking-up tiltedly is put in porcelain dish edge drying, be put in the Glass carrier box, do not add a cover the illumination box of putting into (25 ± 1) ℃, humidity 70%～80%, illumination every day 10 hours, microscopy life or death mite number (with its foot of fine, soft fur style of writing, the nonresponder is dead) after 24 hours.The average correction lethality of examination mite is converted into probit value (Y), and concentration of treatment (mg/L) converts logarithm value (x) to, draws virulence regression equation Y=a+bx with method of least squares, calculates LC
50The standard error equivalence.Press the computational methods of Sun Yunpei and calculate co-toxicity coefficient CTC.
1.4 the joint toxicity measuring method of different proportionings
According to the toxicity test result of single agent, be 32% quality than spiral shell worm ethyl ester in total active ingredient: the ratio that Bifenazate was respectively 8: 24,10: 22,12: 20,14: 18,16: 16 is mixed.Adopt above-mentioned 1.3 methods to carry out toxicity test, calculate LC
50, and press the abundant method of Sun Yun and calculate co-toxicity coefficient (CTC).Co-toxicity coefficient CTC, computing formula is as follows: (with the Bifenazate is the standard medicament, and its toxicity index is 100):
The LC of actual toxicity index (ATI)=Bifenazate of M
50The LC of/M
50* 100
The TI of the TI of theoretical toxicity index (TTI)=Bifenazate of M * P Bifenazate+spiral shell worm ethyl ester * P spiral shell worm ethyl ester
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula: M is a spiral shell worm ethyl ester and the mixture of the different proportionings of Bifenazate
P spiral shell worm ethyl ester is spiral shell worm ethyl ester shared ratio in mixture
The P Bifenazate is Bifenazate shared ratio in mixture
2.1 toxicity test result
Bifenazate, spiral shell worm ethyl ester are to the indoor measurement result of tangerine Panonychus citri
As can be seen from the table, in being mixed of different proportion, its co-toxicity coefficient shows certain synergistic effect all greater than 120, wherein spiral shell worm ethyl ester: Bifenazate is that 12: 20 synergistic effect is the most obvious, and co-toxicity coefficient is 152.78.Result of the test shows that spiral shell worm ethyl ester, two kinds of medicaments of Bifenazate all have higher activity to the tangerine Panonychus citri under indoor conditions.The result of the test of different proportion proportioning shows, by active ingredient spiral shell worm ethyl ester: Bifenazate is 8: 24,10: 22,12: 20,14: 18,16: 16 o'clock, all show stronger synergistic effect, wherein with spiral shell worm ethyl ester: Bifenazate is 12: 20 o'clock, and synergistic effect is best.Suggestion is carried out further field control effectiveness test to the mixture preparation of 12: 20 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
3 field experiments are surveyed panonychus citri, European red mite (two experimental techniques are identical)
3.1 test method
3.1.1 application method
The panonychus citri experimental establishment is carried out in Zhijiang City, Hubei Province precious jade China oranges and tangerines garden.Carry out to June 15 on May 14th, 2010, the European red mite experimental establishment is planted to distinguish Xianyang, Shanxi province city Liquan apple master and is carried out, and carries out on June 22nd, 2010 to July 25.
When making up a prescription, after with low amounts of water medicament fully being dissolved earlier, add and carry out the complete stool spraying after the suitable quantity of water and handle, the sub-district spouting liquid is used by 675 liters/hectare, only sprays medicine one time.Spraying equipment is a WF-16 type knapsack hand sprayer, and shower nozzle is single fan nozzle, and operating pressure is 0.2-0.4Mpa, and spray amount is 0.36-0.48L/min, carries out the routine spraying, makes every effort to evenly thoughtful during the spray medicine.
3.1.2 investigation method
Each sub-district is at East, West, South, North, the tender tip of middle five positions mark of every strain tree, investigate 25 movable mite quantity on the leaf altogether, hand magnifier is directly observed the blade face, investigation mite mouth radix before medicine, 1d, 3d, 7d, 14d, 21d, 28d investigate the remaining mite number alive in each sub-district respectively behind the medicine, calculate the mite mouth rate that goes down, go down rate relatively, calculate relative control effect with contrast.
3.1.3 drug effect computational methods
Mite number * 100 before the rate that goes down (%)=(mite number after the preceding several dispensers of mite of dispenser)/dispenser
Correction rate or preventive effect (%)=(the treatment region mite mouth rate of going down-check plot mite mouth go down rate)/(1-check plot mite mouth go down rate) * 100 of going down
3.1.4 poisoning investigation method
Whether continuous 14d range estimation medicament has poisoning to crop after the dispenser.
3.2 field control effectiveness test result of the test
Table 2 is handled chemical control citrus red mite (crm) field control effectiveness test result
As can be seen from Table 2, the Mixed Pharmacy of different proportion, carry out field experiment by different consumptions, each time investigation all shows its control efficiency to panonychus citri and all is better than contrasting medicament behind the medicine, 32% (spiral shell worm ethyl ester: Bifenazate) (12: 20) after dispenser 3 days, 7 days, 14 days, control efficiency to panonychus citri obviously was better than 3 contrast medicaments in 28 days, and the miticidal effect of two contrast medicament the inside 24% spiral shell worm ethyl ester SC is also relatively good.According to the observation to field experiment process whole process, in the test dose scope, mandarin tree grows fine, and each is handled medicament and the poisoning phenomenon all do not occur, illustrates that it is safe to oranges and tangerines.In process of the test, testing crew finds that it all has fine preventive effect to oranges and tangerines scale insect and rust mite evil mites such as (blister mites).
Table 3 is handled chemical control European red mite field control effectiveness test result
As can be seen from Table 3, the Mixed Pharmacy of different proportion, carry out field experiment by different consumptions, each time investigation all shows its control efficiency to European red mite and all is better than contrasting medicament behind the medicine, 32% (spiral shell worm ethyl ester: Bifenazate) (12: 20) after dispenser 3 days, 7 days, 14 days, control efficiency to European red mite obviously was better than 3 contrast medicaments in 28 days, and the miticidal effect of two contrast medicament the inside 24% spiral shell worm ethyl ester SC is also relatively good.According to the observation to field experiment process whole process, in the test dose scope, apple tree grows fine, and each is handled medicament and the poisoning phenomenon all do not occur, illustrates that it is safe to apple.
To sum up twice field experiment result is described, the present invention contains the Pesticidal combination of Bifenazate and spiral shell worm ethyl ester, because of these two composition mechanism of action uniquenesses, Bifenazate is effective to each life stage of mite, have ovicidal activity and knock down activity (48～72h) what become mite, the lasting period of spiral shell worm ethyl ester is very long, can avoid the Bifenazate lasting period to lack the factor of (about 14d), and the two composite can effectively solution is really distinguished the phenomenon that does harm to mite " difficult beating ".Recommend in the using dosage scope crop safety.To parasitic wasp, predation mite, Chrysopa low-risk.This technology is to panonychus citri, oranges and tangerines blister mite; scale insect; insects such as European red mite show good control efficiency; to the target crop safety; compare with single agent; it is few that Pesticidal combination of the present invention has dosage; instant effect, lasting period are grown (checking can reach more than 30 days through field experiment), delay the advantage that pest resistance to insecticide produces; so; research and development of the present invention and promote raising to the fruit quality in vast fruit tree producing region, the orchard worker get rich and the protection of local ecotope has crucial meaning.
Claims (5)
1. a Pesticidal combination is characterized in that containing ethyl pleocidin and worm hydrazides, and wherein the weight ratio of ethyl pleocidin and worm hydrazides is 1: 300～1: 1.
2. Pesticidal combination according to claim 1 is characterized in that: the weight ratio of ethyl pleocidin and worm hydrazides is 1: 100～1: 5.
3. Pesticidal combination according to claim 1 is characterized in that: the percentage by weight that active ingredient accounts for preparation is 3～70%.
4. Pesticidal combination according to claim 1, ethyl pleocidin and worm hydrazides and auxiliary agent and cosolvent are re-dubbed any one formulation that allows on the agricultural chemicals.
5. Pesticidal combination according to claim 4 is characterized in that formulation is missible oil, suspending agent, microcapsule formulations, wetting powder and water dispersible granules.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204555A (en) * | 2011-03-29 | 2011-10-05 | 青岛海利尔药业有限公司 | Insecticidal and acaricidal composition containing biopesticide and bifenazate |
| CN103283719A (en) * | 2013-05-11 | 2013-09-11 | 广东中迅农科股份有限公司 | Biphenyl hydrazine ester suspension concentrate and preparation method thereof |
| CN106332877A (en) * | 2016-08-25 | 2017-01-18 | 安徽美兰农业发展股份有限公司 | Spirotetramat and bifenazate compound suspending agent and preparation method thereof |
| CN111657280A (en) * | 2019-03-05 | 2020-09-15 | 沈阳中化农药化工研发有限公司 | Insecticidal and acaricidal composition |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101801196A (en) * | 2007-09-21 | 2010-08-11 | 拜尔农作物科学股份公司 | Active ingredient combinations having insecticidal and acaricidal properties |
-
2010
- 2010-08-27 CN CN2010102666911A patent/CN101919389A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101801196A (en) * | 2007-09-21 | 2010-08-11 | 拜尔农作物科学股份公司 | Active ingredient combinations having insecticidal and acaricidal properties |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102204555A (en) * | 2011-03-29 | 2011-10-05 | 青岛海利尔药业有限公司 | Insecticidal and acaricidal composition containing biopesticide and bifenazate |
| CN102204555B (en) * | 2011-03-29 | 2013-06-12 | 海利尔药业集团股份有限公司 | Insecticidal and acaricidal composition containing biopesticide and bifenazate |
| CN103283719A (en) * | 2013-05-11 | 2013-09-11 | 广东中迅农科股份有限公司 | Biphenyl hydrazine ester suspension concentrate and preparation method thereof |
| CN103283719B (en) * | 2013-05-11 | 2016-01-20 | 广东中迅农科股份有限公司 | Bifenazate aqueous suspension agent and preparation method thereof |
| CN106332877A (en) * | 2016-08-25 | 2017-01-18 | 安徽美兰农业发展股份有限公司 | Spirotetramat and bifenazate compound suspending agent and preparation method thereof |
| CN111657280A (en) * | 2019-03-05 | 2020-09-15 | 沈阳中化农药化工研发有限公司 | Insecticidal and acaricidal composition |
| CN111657280B (en) * | 2019-03-05 | 2021-10-29 | 沈阳中化农药化工研发有限公司 | Insecticidal and acaricidal composition |
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Application publication date: 20101222 |