CN102379300A - Acaricidal combination containing bifenazate and spirodiclofen - Google Patents
Acaricidal combination containing bifenazate and spirodiclofen Download PDFInfo
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- CN102379300A CN102379300A CN201010267875XA CN201010267875A CN102379300A CN 102379300 A CN102379300 A CN 102379300A CN 201010267875X A CN201010267875X A CN 201010267875XA CN 201010267875 A CN201010267875 A CN 201010267875A CN 102379300 A CN102379300 A CN 102379300A
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- bifenazate
- spiral shell
- mite
- mite ester
- shell mite
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Abstract
The invention discloses an acaricidal combination which contains a hydrazine ester compound, i.e. bifenazate, and a tetronic acid compound, i.e. spirodiclofen which are used as active ingredients. The weight ratio of the bifenazate to the spirodiclofen is (10-70) : (5- 40). The combination can be prepared into cream, suspension agent, aqueous emulsion, wettable powder, microcapsules and the like, and can be used for preventing and controlling all kinds of acarid such as red spiders, yellow spiders, Phyllocoptruta oleivora Ashmead, Polyphagotarsonemus latus, Tetranychus cinnabarinus, Tetranychus urticae and the like on various crops such as fruit trees, tea trees, vegetables and the like.
Description
Technical field:
The present invention relates to the composite of a kind of miticide composition, is Bifenazate and spiral shell mite ester miticide composition after composite and uses thereof.
Technical background:
The English general bifenazate by name of Bifenazate, nineteen ninety is formed by the exploitation of Uniroyal chemical company, and in commercialization in 1999.It 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, exist use cost high 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 main with 480g/L Bifenazate suspending agent with the Bifenazate, in the reagent use; Quick-acting is good; But if blade two sides and fruit surface can not even spraying, because of its do not have in absorption, it is thorough and use cost is high then to kill mite.
Spiral shell mite ester, English general spirodiclofen by name is a kind of derivative of 4-hydroxyl acetoacetate lactone, is developed by Bayer AG, in commercialization in 2002.Can prevent and treat each worm phase of phytophagy mite.It is nontoxic to beneficial insect, and predatism benefit mite is had little poison, and to the mammal low toxicity, residual life is short.Miticide differing from other aspect the biochemical action mechanism stops acetyl-CoA carboxylase, suppresses the lipogenesis of mite, and the energy metabolism of blocking-up mite also can dead a kind of fat biosynthesis inhibitor.Each developmental stage mite is all effective, comprises the ovum phase.
Summary of the invention:
Use for fear of Bifenazate or the agent of spiral shell mite ester list the evil mite is produced corresponding resistance to this medicament easily, make medicament all effective, have ovicidal activity and activity becoming mite to kill rapidly to each life stage of mite.The objective of the invention is to propose a kind of novel miticide composition, promptly active ingredient is the miticide composition of Bifenazate and spiral shell mite ester, and the active ingredient Bifenazate is to belong to novel biphenyl hydrazine esters of gallic acid miticide.Active ingredient spiral shell mite ester is a tetronic acid class miticide.The weight ratio of Bifenazate and spiral shell mite ester is 10～70: 5～40; More high quality ratio is 10～50: 5～25; Optimum quality is than 12～42: 7～20 is the auxiliary agent that need to add different surface active agents and carrier in this miticide composition and be made up of thickener, antifoaming agent, sticker, stabilizing agent, antifreeze etc., is prepared into the miticide composition of formulations such as missible oil, suspending agent, aqueous emulsion, water dispersible granules, wetting powder and microcapsule formulations according to the existing processing method in present technique field.
One of technical scheme of the present invention, described miticide composition are cream preparation, and the percentage by weight of component is:
Bifenazate 10～70%
Spiral shell mite ester 5～40%
Emulsifier 10～30%
Solvent 20～50%
Synergist 1～5%
The concrete production stage of this cream preparation does; Earlier Bifenazate and spiral shell mite ester are added in the solvent and add emulsifier again after the dissolving fully, synergist stirs and afterwards becomes the oily liquids of homogeneous transparent; Can promptly makes the cream preparation that contains the miticide composition of Bifenazate and spiral shell mite ester of the present invention.
Technical scheme two of the present invention, described miticide composition are suspending agent, and the percentage by weight of component is:
Bifenazate 10～70%
Spiral shell mite ester 5～40%
Dispersant 5～20%
Antifreezing agent 1～5%
Thickener 0.1～2%
Antifoaming agent 0.1～0.8%
Water surplus
The concrete production stage of this suspending agent does; Earlier other auxiliary agents are mixed; Mix through high speed shear, add active ingredient Bifenazate and spiral shell mite 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 miticide composition of Bifenazate and spiral shell mite ester of the present invention.
Three of technical scheme of the present invention, described miticide are combined as and are aqueous emulsion, and the percentage by weight of component is:
Bifenazate 10～70%
Spiral shell mite ester 5～40%
Emulsifier 3～30%
Solvent 5～15%
Cosolvent 5～20%
Stabilizing agent 2～15%
Antifreezing agent 2～5%
Antifoaming agent 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 mite 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 aqueous phase; When the agitated 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.Promptly make the aqueous emulsion preparation that contains Bifenazate and spiral shell mite ester miticide composition.
Four of technical scheme of the present invention, described miticide composition are water dispersible granules, and the percentage by weight of component is:
Bifenazate 10～70%
Spiral shell mite ester 5～40%
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 mite ester, dispersant, wetting agent and disintegrant and filler are mixed; Pulverize with micro jet; Through mediating; Add then and carry out granulation, dry screened in the fluidized bed prilling dryer after sample analysis makes the water-dispersible grain agent formulation that also has the miticide composition of Bifenazate and spiral shell mite ester of the present invention.
Five of technical scheme of the present invention, described miticide composition is a wetting powder, the percentage by weight of component is:
Bifenazate 10～70%
Spiral shell mite ester 5～40%
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 mite 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.
Technical scheme six of the present invention: it is microcapsule formulations that described miticide is combined as preparation, and the weight ratio of component is:
Bifenazate 10～70%
Spiral shell mite ester 5～40%
Formaldehyde 10～30
Urea 5～30%
Antifreezing agent 1～5%
Thickener 0.1～2%
Antifoaming agent 0.1～0.8%
Water surplus
If urea and formaldehyde in the there-necked flask of agitating device is housed (amount of substance ratio be about 1: 1.5～2.0) about pH value to 8～9 with the sodium hydroxide solution regulator solution, are warming up to 70～80 ℃ then, reaction obtains stable urea resin prepolymer.Go the former medicine of a certain amount of Bifenazate and spiral shell mite ester to be dissolved in the cyclohexane, and in solution, add emulsifying dispersant, follow vigorous stirring, being made into the aqueous solution that contains emulsifying dispersant is the O/W type stable emulsion of water.Above-mentioned urea resin prepolymer is added in the emulsion, regulate the pH value, polymerization reaction take place under the acid catalysis condition is wrapped oil phase substance, forms microcapsule granule.Slowly heat up, solidify, temperature is controlled at 40～50 ℃, hardening time 1h.Select to add an amount of auxiliary agent, the micro-capsule suspension that gets final product stablely.
Described emulsifier is selected from the mixture that one or more arbitrary proportions in calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, APES sulfosuccinate, styryl phenol APEO, NPE, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, the polyoxyethylene aliphatic alcohol ether are formed.
Said solvent is the mixed solvent that one or more arbitrary proportions in xylol 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.
Said synergist is meant to have the medicament of enhancing penetration; Moistening 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, one type of 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, APES formaldehyde condensation products sulphate, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sulphate, APES, 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.
Said 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 filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, the precipitated calcium carbonate.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, the sodium bicarbonate.
The acaricidal composition for the control of citrus, apple, grape, pear and other fruit and vegetables, tea and a variety of spider, yellow spider, rust Pi lice, yellow tea mite, carmine spider mite and two spotted spider mites and other mites.
The present invention has following characteristics:
1, double action mechanism, the evil mite is difficult for producing drug resistance;
2, synergistic effect is obvious, and the indoor biometrics result of the test shows: the composite by a certain percentage virulence to the evil mite of Bifenazate and spiral shell mite ester has synergistic effect clearly;
3, active ingredient and mechanism of action and conventional organic phosphor, pyrethroid are different, and the harmful mite that conventional pesticide is produced resistance is efficient equally;
4, belong to environment friendly agricultural, Bifenazate and spiral shell mite 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;
5, each life stage to the evil mite all has very high activity, and the ovum children holds concurrently and kills, and the composite said composition that makes of two kinds of active ingredients all has high virulence to ovum, larva, the nymph of evil mite.
Embodiment: the joint toxicity measuring test of Bifenazate and spiral shell mite ester
1.1 supply the reagent agent
The former medicine of 97% Bifenazate, the former medicine of 95% spiral shell mite ester, above-mentioned former medicine provides by bio-safety technical college agricultural chemicals teaching and research room of Hubei agriculture university.
1.2 supply 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 subsequent use 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, is dissolved in acetone with two kinds of former medicines respectively; Be diluted to 5 concentration gradient soups with the 0.1% Tween 80 aqueous solution again, place beaker subsequent use.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, is 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
50Standard error is equivalent.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 30% quality than spiral shell mite ester in total active ingredient: the ratio that Bifenazate was respectively 6: 24,8: 22,10: 20,12: 18,14: 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 following: (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 mite ester * P spiral shell mite ester
TTI * 100 of the ATI/M of the co-toxicity coefficient of M (CTC)=M
In the formula: M is a spiral shell mite ester and the mixture of the different proportionings of Bifenazate
P spiral shell mite ester is spiral shell mite ester shared ratio in mixture
The P Bifenazate is Bifenazate shared ratio in mixture
2.1 toxicity test result
Bifenazate, spiral shell mite ester are to the indoor measurement result of tangerine Panonychus citri
Can find out that from table in being mixed of different proportion, its co-toxicity coefficient shows certain synergistic effect all greater than 120, wherein spiral shell mite ester: Bifenazate is that 10: 20 synergistic effect is the most obvious, and co-toxicity coefficient is 154.32.Result of the test shows that spiral shell mite 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 mite ester: Bifenazate is 6: 24,8: 22,10: 20,12: 18,14: 16 o'clock; All show stronger synergistic effect, wherein with spiral shell mite ester: Bifenazate is 10: 20 o'clock, and synergistic effect is best.Suggestion is carried out further field control effectiveness test to the mixture preparation of 10: 20 left and right sides scopes of suitable proportion, to estimate its field practical application effect.
3 field trials control citrus red mite, panonychus ulmi
3.1 field experiment is surveyed panonychus citri, European red mite (two experimental techniques are identical)
3.1 test method
3.1.1 application method
Precious jade China carries out in the oranges and tangerines garden panonychus citri EE in the Zhijiang City, Hubei Province.Carry out to June 13 on May 12nd, 2010, the European red mite EE in the Xianyang, Shanxi province city Liquan apple master plant the district carry out, carry 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
Can find out that from table 2 Mixed Pharmacy of different proportion carries out field experiment by different consumptions; Each time investigation all shows its control efficiency to panonychus citri and all is superior to contrasting medicament behind the medicine; 30% (spiral shell mite ester: Bifenazate) (10: 20) after dispenser 3 days, 7 days, 14 days; Control efficiency to panonychus citri obviously was superior to 3 contrast medicaments in 28 days, and the miticidal effect of two contrast medicament the inside 24% spiral shell mite 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, explains that it is safe to oranges and tangerines.
Table 3 is handled chemical control European red mite field control effectiveness test result
Can find out that from table 3 Mixed Pharmacy of different proportion carries out field experiment by different consumptions; Each time investigation all shows its control efficiency to European red mite and all is superior to contrasting medicament behind the medicine; 30% (spiral shell mite ester: Bifenazate) (10: 20) after dispenser 3 days, 7 days, 14 days; Control efficiency to European red mite obviously was superior to 3 contrast medicaments in 28 days, and the miticidal effect of two contrast medicament the inside 24% spiral shell mite 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, explains that it is safe to apple.Suggestion is used at evil mite initial stage of origination, and effect is best.
To sum up twice field experiment result is said; The present invention contains the Pesticidal combination of spiral shell mite ester and Bifenazate, and unique because of these two composition mechanisms of action, Bifenazate is effective to each life stage of mite; Have ovicidal activity and knock down activity (48～72h) what become mite; The spiral shell mite ester lasting period very long (control its harm and can reach 40-50 days), but its tagging property does not only have interior absorption.The two is composite, can solve the Bifenazate lasting period to lack (about 14d) and spiral shell mite ester not have the problem of interior absorption plain, and it is big effectively to solve fruit district evil mite resistance, the phenomenon of " difficult beating ".Recommend in the using dosage scope crop safety.To parasitic wasp, predation mite, Chrysopa low-risk.This technology shows good control efficiency to insects such as panonychus citri, European red mites; 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 long (checking can reach more than 30 days through field experiment), delays the advantage that pest resistance to insecticide produces, and higher promotion potential and economic worth are arranged.
Claims (5)
1. a miticide composition contains active component Bifenazate and spiral shell mite ester, and it is characterized in that: the weight ratio of two kinds of active components is 10～70: 5～40;
2. according to claim 1, this miticide composition is characterised in that: the more excellent weight ratio of Bifenazate and spiral shell mite ester is 10～50: 5～25;
3. according to claim 1, this miticide composition is characterised in that: the weight ratio of the further optimization of Bifenazate and spiral shell mite ester is 12～42: 7～20;
4. according to claim 1, this miticide composition is characterised in that: composition can add auxiliary agent and filler is processed formulations such as missible oil, suspending agent, aqueous emulsion, water dispersible granules, wetting powder and microcapsule formulations;
5. according to claim 1, this miticide composition is characterised in that: the multiple mite evil that is used to prevent and treat fruit tree, tea tree, vegetables.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101978829A (en) * | 2010-11-16 | 2011-02-23 | 陕西汤普森生物科技有限公司 | Pesticidal composition containing bifenazate and spirodiclofen |
| CN102763664A (en) * | 2012-08-06 | 2012-11-07 | 杭州宇龙化工有限公司 | Insecticide composite containing spirodiclofen and bifenazate |
| 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 |
| CN108684694A (en) * | 2017-04-11 | 2018-10-23 | 浙江省化工研究院有限公司 | A kind of composition of ether compound containing loop coil and Bifenazate |
| 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 |
| CN112314614A (en) * | 2020-11-06 | 2021-02-05 | 中国农业大学 | Nano solid pesticide containing bifenazate and spirodiclofen and preparation method thereof |
| CN114766500A (en) * | 2022-05-17 | 2022-07-22 | 山东中新科农生物科技有限公司 | Acaricidal composition containing Spidoxamt and bifenazate |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101366379A (en) * | 2007-06-29 | 2009-02-18 | 拜尔农作物科学股份公司 | Acaricidal active substance combinations |
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- 2010-08-27 CN CN201010267875XA patent/CN102379300A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101366379A (en) * | 2007-06-29 | 2009-02-18 | 拜尔农作物科学股份公司 | Acaricidal active substance combinations |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101978829A (en) * | 2010-11-16 | 2011-02-23 | 陕西汤普森生物科技有限公司 | Pesticidal composition containing bifenazate and spirodiclofen |
| CN102763664A (en) * | 2012-08-06 | 2012-11-07 | 杭州宇龙化工有限公司 | Insecticide composite containing spirodiclofen and bifenazate |
| CN102763664B (en) * | 2012-08-06 | 2014-03-12 | 杭州宇龙化工有限公司 | Insecticide composite containing spirodiclofen and bifenazate |
| 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 |
| CN108684694A (en) * | 2017-04-11 | 2018-10-23 | 浙江省化工研究院有限公司 | A kind of composition of ether compound containing loop coil and Bifenazate |
| 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 |
| CN112314614A (en) * | 2020-11-06 | 2021-02-05 | 中国农业大学 | Nano solid pesticide containing bifenazate and spirodiclofen and preparation method thereof |
| CN112314614B (en) * | 2020-11-06 | 2021-07-06 | 中国农业大学 | Nano solid pesticide containing bifenazate and spirodiclofen and preparation method thereof |
| CN114766500A (en) * | 2022-05-17 | 2022-07-22 | 山东中新科农生物科技有限公司 | Acaricidal composition containing Spidoxamt and bifenazate |
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Application publication date: 20120321 |