CN102484998A - Broad-spectrum combined bactericide - Google Patents
Broad-spectrum combined bactericide Download PDFInfo
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- CN102484998A CN102484998A CN201010568897XA CN201010568897A CN102484998A CN 102484998 A CN102484998 A CN 102484998A CN 201010568897X A CN201010568897X A CN 201010568897XA CN 201010568897 A CN201010568897 A CN 201010568897A CN 102484998 A CN102484998 A CN 102484998A
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- pyraclostrobin
- ring azoles
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Abstract
The invention relates to a bactericide and its application method. With pyraclostrobin and epoxiconazol as effective components, the bactericide comprises, by mass percent: 40-1% of pyraclostrobin, 1-40% of epoxiconazol, and the balance auxiliary components of pesticide preparations, wherein, pyraclostrobin and epoxiconazol are in a ratio of 30:1-1:40, preferably in a ratio of 1:5-15. With the advantages of broad bactericidal spectrum, strong systematic performance, good quick acting performance, long persistent period, environmental friendliness, the bactericide of the invention is in favor of reducing drug using times and reducing environmental pollution, and can be used for controlling a plurality of diseases in paddy rice, triticeae crops, fruit trees, vegetables and other crops, thus being an ideal drug in integrated control and nuisanceless control.
Description
Technical field
The present invention relates to a kind of combined bactericide and prevent and treat the method for disease, more specifically to pyraclostrobin (pyraclostrobin) and fluorine ring azoles (epoxiconazol) composite bactericide and application thereof.
Background technology
In the plant growing process, receive the invasion and attack of multiple diseases and cause that output descends, quality reduces.Influence paddy rice spike number, grain heavily like rice blast, banded sclerotial blight, false smut etc.; Powdery mildew of wheat and barley, rust, head blight reduce wheat ripening rate and thousand kernel weight; Setting, fruit that anthracnose of grape, powdery mildew, anthracnose etc. influence grape expand; Pear scab, ring spot also have influence on the setting of pears, cause that pears rot, and largely influence the value of the output of pears.And stable high yield, the excellent product quality of grower in order to guarantee crops needs to use more bactericide prevention, treatment crop pest in plant growing process, like carbendazim, triazolone, mancozeb, Fluoxastrobin etc.
Developed by the direction of high yield and high quality to good quality and high output along with China crops produce in recent years, the generation of corps diseases is more and more heavier.And the bactericide kind of control corps diseases is also more and more, and it is composite that many researchers also carry out with the variety classes bactericide, once can prevent and treat two or more diseases in the hope of reaching at certain crop spraying medicine, reduces grower's spraying times.But disease species is different on the Different Crop, but the kind of many pathogenic bacteria is close, can be used for preventing and treating on the various crop multiple diseases if can develop, and pesticide producing enterprise, peasant is all had preferably be worth.Along with the large tracts of land of the close grain of paddy rice type kind is promoted and the planting density increasing, rice green smut takes place also to be on the rise.Therefore, the development environment amenable, can be applied to the new composite bactericide of various crop then highly significant.
Pyraclostrobin (pyraclostrobin), chemical name N-[2-[[1-(4-chlorphenyl) pyrazole-3-yl] oxygen methyl] phenyl]-N-methoxyl group methyl carbamate.Pyraclostrobin is a kind of methoxy methyl acrylate class wide-spectrum bactericide that has the pyrazoles structure concurrently that BASF Aktiengesellschaft found in 1993.It can prevent and treat the plant disease that the fungal pathogens by nearly all types such as ascus guiding principle, Basidiomycetes, Fungi Imperfecti and Oomycetes causes, it is again a kind of hormone-type bactericide simultaneously, can make crop absorb more nitrogen, promotes the growth of crop.This kind not only toxicity is low, to non-target organism safety, and also all friendly safely to user and environment.
Fluorine ring azoles (epoxiconazol), chemical name: (2RS, 3SR)-1-[3-(2-chlorphenyl)-2,3-oxo bridge-2-(4-fluorophenyl) propyl group]-1H-1,2, the 4-triazole.Fluorine ring azoles is a kind of novel, wide spectrum, long triazole bactericidal agent of lasting period, by BASF Aktiengesellschaft's nineteen eighty-three exploitation.Fluorine ring azoles has good preventive and therapeutic effect to ten multiple diseases such as a series of cereal crop diseases such as damping off, powdery mildew, eyeprint diseases, and can prevent and treat the disease of sugar beet, peanut, rape, lawn, coffee, paddy rice and fruit tree etc.; It not only has good protection, treats and roots out activity, and inhales and preferable residual activity in having.
Summary of the invention
The objective of the invention is to solve the deficiency and the problem that exist in the above-mentioned prior art, provide a kind of the various crop disease is had better control efficiency, pyraclostrobin and the fluorine ring azoles composite bactericide little to environmental influence.
The present invention simultaneously also provides the method for this pyraclostrobin and fluorine ring azoles compositional bactericidal agent for preventing and treating disease.
The present invention realizes through following technical scheme:
Pyraclostrobin of the present invention and fluorine ring azoles composite bactericide are by pyraclostrobin and composite the forming of fluorine ring azoles, and the weight proportion of pyraclostrobin and fluorine ring azoles is 30: 1～1: 40.
Pyraclostrobin of the present invention and fluorine ring azoles composite bactericide, its further technical scheme are that the weight proportion of said pyraclostrobin and fluorine ring azoles is 30: 1～1: 30, preferred 1: 5～15.
When preparing pyraclostrobin of the present invention and fluorine ring azoles composite bactericide; The carrier and the additive (like emulsifier, dispersant, stabilizing agent, bleeding agent) that can add convention amount mix, and make wetting powder, colloidal suspending agent, microemulsion, water dispersion granule or granule by common method.
Pyraclostrobin of the present invention and fluorine ring azoles composite bactericide are when processing all kinds of pesticidal preparations, and the mass percent of its each composition is: pyraclostrobin 30～1%, fluorine ring azoles 1～40%, insecticides adjuvant 5～25%, surplus are inserts.Its preparation processing method is further set forth in application example.
The application on control rice blast, false smut and banded sclerotial blight of pyraclostrobin of the present invention and fluorine ring azoles composite bactericide is converted 450～600 kilograms of sprays of water mist according to the consumption of pyraclostrobin in the per hectare and total effective dose 90～180 grams of fluorine ring azoles.
Pyraclostrobin of the present invention and fluorine ring azoles composite bactericide are when preventing and treating powdery mildew of wheat and barley, rust, leaf blight, head blight; At the disease their early stage, convert 450～600 kilograms of sprays of water mist according to the consumption of pyraclostrobin in the per hectare and total effective dose 72～120 grams of fluorine ring azoles.
Pyraclostrobin of the present invention and fluorine ring azoles composite bactericide are when preventing and treating fruit diseases such as rust of pear, pear scab, black rot of pear, apple anthracnose, alternaria leaf spot of apple, grape powdery mildew, anthracnose of grape, bitter rot or anthracnose of grape; At the disease initial stage of origination, convert 900～1200 kilograms of sprayings of water according to the consumption of pyraclostrobin in the per hectare and fluorine ring azoles total amount 60～130 grams.
Pyraclostrobin of the present invention and fluorine ring azoles composite bactericide are when vegetable crop diseases such as control powdery mildew of strawberry, cucumber anthracnose, tomato leaf rot; At initial stage of origination, convert 600～1200 kilograms of sprayings of water according to pyraclostrobin in the per hectare and fluorine ring azoles total amount 90～180 gram effective doses.
The invention has the beneficial effects as follows:
The pyraclostrobin that the present invention utilizes is methoxy acrylic broad spectrum activity new type bactericide; Has the brand-new mechanism of action such as protection, treatment, infiltration, interior suction; Most of sac fungi, basidiomycetes, oomycetes and imperfect fungus all there are good active, can adopt multiple insecticide-applying way such as cauline leaf spraying, seed treatment, soil treatment, environmentally friendly; Can promote that crop grows vigorously, can be widely used in the control of various plant diseases.The fluorine ring azoles that invention utilizes is efficient, wide spectrum, low toxicity type bactericide, inhales multiple actions such as conduction, prevention protection treatment in having, and the disease that various crop is caused by sac fungi and imperfect fungus has tangible preventive effect; Use with most of bactericide, bactericide, Insecticides (tech) & Herbicides (tech); The better prevention effect is all arranged, the multiple diseases on field crop, fruit and vegetable, turf and the ornamental plants is had treatment and eradicant action, interior absorption is strong; Quick-acting is good, and the lasting period is long.
Therefore, compound drug of the present invention has that the scope of using crop is wide, controlling object is many, characteristics of high efficiency and low toxicity.Pyraclostrobin among the present invention and other medicament do not have any mutual pesticide resistance.The disease obvious results characteristic that the present invention has utilized fluorine ring azoles that the disease that caused by sac fungi and imperfect fungus and pyraclostrobin are caused most of sac fungi, basidiomycetes, oomycetes and imperfect fungus.Wide, the interior absorption of this invention medicament fungicidal spectrum is strong, and quick-acting is good, and the lasting period is long, and is environmentally friendly, can bring into play its advantage in integrated control.Helping reducing the medication number of times and reduce environmental pollution, help integrated control, is the desirable medicament in the non-environmental pollution control.
Embodiment
Embodiment 1
The embodiment of pyraclostrobin of the present invention and fluorine ring azoles composite bactericide and following to the indoor determination of activity of Rhizoctonia solani Kuhn (Rhizoctonia solani):
The former medicinal methyl alcohol of pyraclostrobin, the medicinal acetone of epoxiconazole raw are dissolved into 1000 μ g/ml mother liquors respectively, and add 5% Tween-80 (making emulsifier and spreader uses).With the sample of pyraclostrobin and fluorine ring azoles mother liquor preparation pyraclostrobin and fluorine ring azoles different proportion, pyraclostrobin in the sample: the ratio of fluorine ring azoles was respectively 30: 1,20: 1,10: 1,1: 1,1: 5,1: 10,1: 20,1: 30 simultaneously.
Table 1 pyraclostrobin, fluorine ring azoles and composite dose of inhibitory action to the Rhizoctonia solani Kuhn mycelial growth
Adopt the pastille medium method pyraclostrobin, fluorine ring azoles and each ratio sample to be made into the dilution of certain mass concentration; Respectively get in the culture dish that 1ml soup to diameter is 9cm; The PSA medium that adds 9ml again is mixed with the mass concentration gradient and is 10,2,0.4,0.08,0.016,0.0032, the pastille of 0.00064mg/L is dull and stereotyped behind the mixing.The rice sheath blight disease bacteria strain that supplies examination is moved on the PSA flat board, and it is subsequent use in 28 ℃ of insulating boxs, to cultivate 9d.Adopt the mycelial growth rate method, using card punch to beat the cut-off footpath at colony edge is the bacterium dish of 5mm, and it is dull and stereotyped central to be connected to pastille, compares with pastille culture medium flat plate not, establishes 4 repetitions respectively.In 25 ℃ of insulating boxs, cultivate, measure the colony diameter that each is handled with the right-angled intersection method, calculate: mycelial growth inhibition rate (%)=((contrast colony diameter-chemicals treatment colony diameter)/(contrast colony diameter-5)) * 100 by following formula in 3d.Pharmacy quality concentration is changed into mass concentration logarithm (x), and mycelial growth inhibition rate changes into and suppresses probit value (y), carries out regression analysis.Calculate concentration (EC in the virulence regression equation y=a+bx of medicament, the effective inhibition
50) and correlation coefficient (r), and calculating relative virus force index, theoretical toxicity index and co-toxicity coefficient, the result sees table 1.
Data show in the table 1, and pyraclostrobin and fluorine ring azoles were with 30: 1～1: 30 when being mixed, and co-toxicity coefficient is all greater than 100, and explaining when pyraclostrobin and fluorine ring azoles were mixed with 30: 1～1: 30 has obvious synergistic effect to Rhizoctonia solani Kuhn.
Embodiment 2
The embodiment of pyraclostrobin of the present invention and fluorine ring azoles composite bactericide and following to the indoor determination of activity of pear cucumerinum (Venturia nashicola):
The former medicinal methyl alcohol of pyraclostrobin, the medicinal acetone of epoxiconazole raw are dissolved into 1000 μ g/ml mother liquors respectively, and add 5% Tween-80 (making emulsifier and spreader uses).With the sample of pyraclostrobin and fluorine ring azoles mother liquor preparation pyraclostrobin and fluorine ring azoles different proportion, pyraclostrobin in the sample: the ratio of fluorine ring azoles was respectively 30: 1,20: 1,10: 1,1: 1,1: 10,1: 20,1: 30,1: 40 simultaneously.
Table 2 pyraclostrobin, fluorine ring azoles and composite dose of inhibitory action to the pear cucumerinum mycelial growth
Adopt the pastille medium method pyraclostrobin, fluorine ring azoles and each ratio sample to be made into the dilution of certain mass concentration; Respectively get in the culture dish that 1ml soup to diameter is 9cm; The PDA medium that adds 9ml again is mixed with the mass concentration gradient and is 10,2,0.4,0.08,0.016,0.0032, the pastille of 0.00064mg/L is dull and stereotyped behind the mixing.The rice false smut bacterial strain that supplies examination is moved on the PDA flat board, and it is subsequent use in 28 ℃ of insulating boxs, to cultivate 15d.Adopt the mycelial growth rate method, using card punch to beat the cut-off footpath at colony edge is the bacterium dish of 5mm, and it is dull and stereotyped central to be connected to pastille, compares with pastille culture medium flat plate not, establishes 4 repetitions respectively.In 25 ℃ of insulating boxs, cultivate, measure the colony diameter that each is handled with the right-angled intersection method, calculate: mycelial growth inhibition rate (%)=((contrast colony diameter-chemicals treatment colony diameter)/(contrast colony diameter-5)) * 100 by following formula in 7d.Pharmacy quality concentration is changed into mass concentration logarithm (x), and mycelial growth inhibition rate changes into and suppresses probit value (y), carries out regression analysis.Calculate concentration (EC in the virulence regression equation y=a+bx of medicament, the effective inhibition
50) and correlation coefficient (r), and calculating relative virus force index, theoretical toxicity index and co-toxicity coefficient, the result sees table 2.
Data show in the table 2; Pyraclostrobin and fluorine ring azoles were with 30: 1～1: 20 when being mixed, and co-toxicity coefficient is all greater than 120, and pyraclostrobin and fluorine ring azoles are mixed in this proportion the rice warm disease is all had synergistic effect; But co-toxicity coefficient is maximum when being mixed by 30: 1 with pyraclostrobin and fluorine ring azoles; Be 255.0204, it is worth significantly greater than 120, explains that pyraclostrobin and fluorine ring azoles are maximum in this ratio mixed synergies.
Embodiment 3: bactericidal agent for preventing and treating rice sheath blight disease of the present invention
Take by weighing pyraclostrobin 5 grams, fluorine ring azoles 25 grams, wetting agent 10%, K12 (lauryl sodium sulfate) 2%, all the other are inserts kaolin.Above raw material is put into abundant the pulverizing and mixing in the small-sized airslide disintegrating mill by conventional wetting powder processing method, process 30% pyraclostrobin fluorine ring azoles wetting powder.
30% pyraclostrobin fluorine ring azoles wetting powder is converted the spraying of water 600L/ hectare at the rice sheath blight disease their early stage with different dosages, test repetition 3 times.Said preparation is seen table 3 to the control efficiency of rice sheath blight disease.
Table 3:30% pyraclostrobin fluorine ring azoles WP is to the field control effect of rice sheath blight disease
The result shows that 30% pyraclostrobin fluorine ring azoles WP is significantly higher than the control efficiency of the single agent of two compositions to banded sclerotial blight to the control efficiency of rice sheath blight disease.The composite back of pyraclostrobin and fluorine ring azoles has synergistic effect to the control of rice sheath blight disease.
Embodiment 4: the effect of bactericidal agent for preventing and treating wheat powdery mildew of the present invention
Take by weighing pyraclostrobin 2 grams; Fluorine ring azoles 30 grams, calcium dodecyl benzene sulfonate 3 gram phenethyl phenol polyethenoxy ethers 4 grams, surplus adds xylol to total amount 100 grams; Above raw material put in the mixing kettle by conventional missible oil processing method mix, forming preparation is 32% pyraclostrobin fluorine ring azoles missible oil.
32% pyraclostrobin fluorine ring azoles missible oil is converted the spraying of water 300L/ hectare at the wheat powdery mildew their early stage with different dosages, and said preparation is seen table 4 to the control efficiency of wheat powdery mildew.
Table 4:32% pyraclostrobin fluorine ring azoles EC is to the field control effect of wheat powdery mildew
Result of the test shows that 32% pyraclostrobin fluorine ring azoles missible oil is higher to the wheat powdery mildew control efficiency, and is superior to the preventive effect of two single agent to powdery mildew.
Application implementation example 5: the effect of bactericidal agent for preventing and treating pear scab of the present invention
Take by weighing pyraclostrobin 5 grams, fluorine ring azoles 35 grams, sodium lignin sulfonate 10 grams; The newborn 1601#5 gram of farming, silicone defoaming agent 0.05 gram, ethylene glycol 5 grams; Triethanolamine 0.5 gram, water complements to 100, and above raw material is put in the ball mill by conventional suspending agent processing method; Through ball milling, sand milling, filtration allotment, process 40% pyraclostrobin epoxiconazole suspension concentrate.40% pyraclostrobin fluorine ring azoles SC prevents and treats pear scab, and spraying time is the their early stage phase, and converting the water yield is the spraying of 1500L/ hectare.The result sees table 5.
Table 5:40% pyraclostrobin fluorine ring azoles SC is to the field control effect of pear scab
Result of the test shows, it is obvious that 40% pyraclostrobin fluorine ring azoles SC prevents and treats the pear scab effect, under low consumption, the control of pear scab imitated still is higher than the control efficiency of the RD of two single agent to pear scab.This and indoor measurement result are consistent, after pyraclostrobin and fluorine ring azoles are mixed, the inhibition of pear cucumerinum are had synergistic effect, can reach higher protection effect by lower formulation rate after being mixed.
Application implementation example 5: the effect of bactericidal agent for preventing and treating anthracnose of grape of the present invention
Take by weighing pyraclostrobin 20 grams, fluorine ring azoles 5 grams, xylol 20 grams; AEO OS-1520 gram, the AEO-105 gram, deionized water complements to 100; Above raw material by conventional microemulsion processing method mixing, is processed 25% pyraclostrobin fluorine ring azoles microemulsion.
25% pyraclostrobin fluorine ring azoles ME prevents and treats anthracnose of grape, and spraying time is a premorbid, and converting the water yield is the spraying of 750L/ hectare.The result sees table 5.
Table 5:25%% pyraclostrobin fluorine ring azoles SC is to the field control effect of anthracnose of grape
The result shows that 25% pyraclostrobin fluorine ring azoles ME has the better prevention effect to anthracnose of grape, close with the protection effect of two single agent or a little higher than two form single agent protection effect.
Application implementation example 6: the effect of bactericidal agent for preventing and treating powdery mildew of strawberry of the present invention
Take by weighing pyraclostrobin 10 grams, fluorine ring azoles 10 grams, xylol 20 grams, AEO OS-1520 gram, ethylene glycol 1 gram, xanthans 1 gram, deionized water complements to 100.By conventional aqueous emulsion processing method, former medicine, solvent, emulsifier are mixed into oil phase, antifreeze, ionized water etc. is mixed into water, under high-speed stirred, oil phase is joined aqueous phase, process 20% pyraclostrobin epoxiconazole aqueous emulsion.
At the powdery mildew of strawberry their early stage, convert the spraying of water 750L/ hectare with the different doses of 20% pyraclostrobin fluorine ring azoles CE.The result sees table 5.
Table 5:20% pyraclostrobin fluorine ring azoles CE is to the field control effect of powdery mildew of strawberry
Result of the test shows that 20% pyraclostrobin fluorine ring azoles CE has higher control efficiency to powdery mildew of strawberry, under higher dosage, powdery mildew of strawberry is also had eradicant action.Compare with the single agent of two compositions, 20% pyraclostrobin fluorine ring azoles CE is significantly higher than single agent to the control efficiency of powdery mildew of strawberry.
Claims (8)
1. bactericidal composition; It is characterized in that: its active ingredient is pyraclostrobin and fluorine ring azoles; By percentage to the quality; The content of pyraclostrobin is 40～1%, the content of fluorine ring azoles is 1～40%, and surplus is the pesticidal preparations auxiliary element, and the proportioning of pyraclostrobin and fluorine ring azoles is 30: 1～1: 40.
2. bactericidal composition as claimed in claim 1 is characterized in that, the weight proportion of pyraclostrobin and fluorine ring azoles is 30: 1～1: 40,
3. bactericidal composition as claimed in claim 1 is characterized in that, the preferred weight proportioning of pyraclostrobin and fluorine ring azoles is 1: 5～15.
4. bactericidal composition as claimed in claim 1; It is characterized in that; Said auxiliary element is that in solvent, emulsifier, dispersant, stabilizing agent, antifreezing agent, thickener, the pH regulator agent one or more are processed pesticidal preparations, like wetting powder, suspending agent, aqueous emulsion, microemulsion, water dispersible granules etc.
5. bactericidal composition as claimed in claim 1 is in the application that prevents and treats on the rice disease.
6. the application of bactericidal composition as claimed in claim 1 on the control fruit diseases.
7. the application of bactericidal composition as claimed in claim 1 on control wheat crops disease.
8. the application of bactericidal composition as claimed in claim 1 on control vegetable crop disease.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103563942A (en) * | 2012-08-05 | 2014-02-12 | 南京华洲药业有限公司 | Bactericidal composition containing pyraclostrobin and epoxiconazole and application thereof |
| CN107267591A (en) * | 2016-04-06 | 2017-10-20 | 万素梅 | To the method for fine horse jujube alternaria Toxicity Determination |
| CN108260596A (en) * | 2016-12-30 | 2018-07-10 | 山东潍坊润丰化工股份有限公司 | A kind of bactericidal composition containing pyraclostrobin and epoxiconazole, fungicide and its application |
| CN110074117A (en) * | 2018-12-07 | 2019-08-02 | 河南豫之星作物保护有限公司 | It a kind of sigatoka bactericidal composition and its is applied in sigatoka prevention and treatment |
| CN114651822A (en) * | 2022-03-24 | 2022-06-24 | 赣南师范大学 | Composition, medicine and application of composition and medicine in prevention and treatment of citrus anthracnose |
| CN115885984A (en) * | 2022-12-09 | 2023-04-04 | 上海悦联生物科技有限公司 | Pyraclostrobin and epoxiconazole microemulsion as well as preparation method and application thereof |
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| CN1216443A (en) * | 1996-04-26 | 1999-05-12 | 巴斯福股份公司 | Fungicide mixture |
| WO2009138465A2 (en) * | 2008-05-15 | 2009-11-19 | Basf Se | Method for controlling puccinia graminis |
| CN101779676A (en) * | 2009-12-16 | 2010-07-21 | 陈章艳 | Sterilization composition containing epoxiconazole |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1216443A (en) * | 1996-04-26 | 1999-05-12 | 巴斯福股份公司 | Fungicide mixture |
| WO2009138465A2 (en) * | 2008-05-15 | 2009-11-19 | Basf Se | Method for controlling puccinia graminis |
| CN101779676A (en) * | 2009-12-16 | 2010-07-21 | 陈章艳 | Sterilization composition containing epoxiconazole |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103563942A (en) * | 2012-08-05 | 2014-02-12 | 南京华洲药业有限公司 | Bactericidal composition containing pyraclostrobin and epoxiconazole and application thereof |
| CN107267591A (en) * | 2016-04-06 | 2017-10-20 | 万素梅 | To the method for fine horse jujube alternaria Toxicity Determination |
| CN108260596A (en) * | 2016-12-30 | 2018-07-10 | 山东潍坊润丰化工股份有限公司 | A kind of bactericidal composition containing pyraclostrobin and epoxiconazole, fungicide and its application |
| CN110074117A (en) * | 2018-12-07 | 2019-08-02 | 河南豫之星作物保护有限公司 | It a kind of sigatoka bactericidal composition and its is applied in sigatoka prevention and treatment |
| CN114651822A (en) * | 2022-03-24 | 2022-06-24 | 赣南师范大学 | Composition, medicine and application of composition and medicine in prevention and treatment of citrus anthracnose |
| CN114651822B (en) * | 2022-03-24 | 2024-02-13 | 赣南师范大学 | Composition, medicine and application thereof in preventing and controlling citrus anthracnose |
| CN115885984A (en) * | 2022-12-09 | 2023-04-04 | 上海悦联生物科技有限公司 | Pyraclostrobin and epoxiconazole microemulsion as well as preparation method and application thereof |
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Application publication date: 20120606 |