CN103355333A - Sterilization composition containing pyraclostrobin and boscalid - Google Patents
Sterilization composition containing pyraclostrobin and boscalid Download PDFInfo
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Abstract
The invention relates to a sterilization composition containing pyraclostrobin and boscalid. The sterilization composition is prepared by compounding effective ingredients of pyraclostrobin and boscalid in binary, wherein the mass ratio of pyraclostrobin to boscalid is 1-50 : 50-1. In the preparation, the mass of the effective ingredients of pyraclostrobin accounts for 1%-80% of the total mass of the composition; and the residual parts are auxiliary components that are permissible and acceptable in pesticides. The preparations of the sterilization composition can be missible oil, suspension preparation, wettable powder, water dispersible granules, water emulsion, microemulsion, granules and microcapsules. The sterilization composition is mainly used for preventing and treating powdery mildew, gray mold, various rot diseases, brown rot disease, root rot disease, downy mildew, banana freckle and leaf spot disease.
Description
Technical field
The present invention relates to the agriculture chemical compounding technical field, particularly relate to a kind of bactericidal composition that contains pyraclostrobin and Boscalid.
Background technology
Pyraclostrobin (pyraclostrobin) is the bactericide of BASF AG's latest model methoxy acrylic.Pyraclostrobin is the New-type wide-spectrum bactericide.The mechanism of action: be the mitochondrial respiratory inhibitor. by stoping electronics to shift in cytochrome b cl is synthetic.There is protection, treatment, blade infiltration conduction.Pyraclostrobin missible oil shows that through the field control effectiveness test result powdery mildew of cucumber, downy mildew and banana freckle, leaf spot are had to control efficiency preferably.Chemical name: N-f2-" 1-(4-chlorobenzene)-1H-pyrazoles-3-yloxymethyl " benzene is foretold N-methoxy methyl carbamate.Its chemical structural formula is
Boscalid is the Novel tobacco acid amide fungicides by BASF Aktiengesellschaft's exploitation, be mainly used in preventing and treating powdery mildew, gray mold, various rot, brown rot and root rot etc., Boscalid belongs to succinic acid ubiquinone reductase inhibitor in mitochondrial respiratory chain, sprouting to spore has very strong inhibition ability, and with other bactericide without cross resistance.The chloro-N-of Boscalid chemical name: 2-(4 '-chlorodiphenyl-2-yl) vitamin PP, its chemical structural formula is
Using chemical agent is the most effectively means of controlling plant diseases.But long-term use single chemical bactericide continuously high dose, easily cause the problems such as residual, the environmental pollution of medicament and anti-pesticide resistance fungi development.Reasonably chemical bactericide is composite or be mixed and have the expansion fungicidal spectrum, improve control efficiency, extend the optimum period for applying fertilizer, reduce dosage, reduce poisoning, reduce residual, delay Antifungal resistance and the positive characteristics such as drug-fast generation and development, bactericide compounded is one of the effective method the most addressed the above problem.Exploitation new product bactericide price is constantly soaring, and by contrast, exploitation is efficient with research, low toxicity, low-residual composite be mixed there is small investment, the lead time is short and be subject to domestic and international attention, the numerous and confused dynamics that develops that strengthens.We filter out pyraclostrobin and Boscalid and carry out compositely on the basis of lab screening and field trial, have obvious synergistic effect.And there is no at present the people about the composite bactericidal composition of pyraclostrobin and Boscalid and application reported.
Summary of the invention
Based on above situation, the object of the invention is to provide a kind of new and effective pesticide sterilizing composite.Be mainly used in preventing and treating powdery mildew, gray mold, various rot, brown rot, root-rot, sick downy mildew and banana freckle, leaf spot.
Technical scheme of the present invention realizes by following measures:
A kind of bactericidal composition that contains pyraclostrobin and Boscalid, two yuan of the active ingredient pyraclostrobin of this bactericidal composition and Boscalids are composite, and all the other are auxiliary element.In wherein said bactericidal composition, the mass ratio of active ingredient pyraclostrobin and Boscalid is 1～50: 50～1, described bactericidal composition of the present invention is through the toxicity test experimental verification, the mass ratio of pyraclostrobin and Boscalid is 1～20: 20～1 o'clock, and synergistic effect is better.
The formulations of pesticide that described bactericidal composition of the present invention can be prepared are missible oil, suspending agent, wetting powder, water dispersible granules, aqueous emulsion, microemulsion, granule, microcapsule formulations.Wherein active ingredient pyraclostrobin and the Boscalid gross mass in preparation accounts for 1%～80% of the whole quality of the pharmaceutical preparations, while wherein accounting for 5%～60%, and toxicity and the residual balance preferably that reaches, cost is also lower.
The specific embodiments of the formulations of pesticide that bactericidal composition of the present invention is mixed with is as follows:
Described bactericidal composition is cream preparation, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 10～30 parts of conventional emulsifiers; 20～50 parts of conventional solvents; 1～5 part of conventional synergist.The concrete production stage of this cream preparation adds emulsifier, the synergist rear oily liquids that becomes transparent and homogeneous that stirs again for first active ingredient pyraclostrobin and Boscalid being added in solvent after dissolving fully, filling, can be made into the cream preparation of the present composition.
Described bactericidal composition is suspending agent, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 5～20 parts of dispersants; 1～5 part of antifreezing agent; 0.1～2 part of thickener; 0.1～0.8 part of defoamer; 0～10 part of penetrating agent; 0.1～5 part of pH value conditioning agent; Water, surplus.The concrete production stage of this suspending agent is for first mixing other auxiliary agents, mix through high speed shear, add active ingredient pyraclostrobin and Boscalid, in ball crusher, abrading-ball is 2～3 hours, make a diameter all below 5mm, can be made into the suspending agent preparation of the present composition.
Described bactericidal composition is wetting powder, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 3～10 parts of dispersants; 1～5 part of wetting agent; Filler, surplus.The concrete production stage of this wetting powder is: by above-mentioned formula, the active ingredient pyraclostrobin is mixed with Boscalid and dispersant, wetting agent and filler, uniform stirring in stirred tank, mixing after airslide disintegrating mill, can be made into the wetting powder of the present composition.
Described bactericidal composition is water dispersible granules, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 3～10 parts of dispersants; 1～10 part of wetting agent; 1～5 part of disintegrant; Filler, surplus.The concrete production stage of this water dispersible granules is: by above-mentioned formula, the active ingredient pyraclostrobin is mixed with Boscalid and dispersant, wetting agent, disintegrant and filler, with micro jet, pulverize, through mediating, then add in the fluidized bed prilling dryer and carry out granulation, drying, screening by sample analysis, can be made into the water dispersible granules of the present composition.
Described bactericidal composition is aqueous emulsion, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 3～30 parts of emulsifier; 5～15 parts of solvents; 2～15 parts of stabilizing agents; 1～5 part of antifreezing agent; 0.1～8 part of defoamer; 0.2～2 part of thickener; Water, surplus.The concrete production stage of this aqueous emulsion is: at first pyraclostrobin and Boscalid, solvent and emulsifier, cosolvent are added together, make to be dissolved into uniform oil phase; By part water, antifreeze, other the insecticides adjuvant such as antimicrobial mixes into uniform water; When the reactor high speed stirs, oil phase is added to water, slowly add water until reach the phase inversion point, open clipper and carry out high speed shear, and add remaining water, shear about half an hour, form the aqueous emulsion of oil-in-water type, can be made into the aqueous emulsion of the present composition.
Described bactericidal composition is microemulsion, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 10～30 parts of emulsifier, 1～8 part of antifreezing agent, 0.5～10 part of stabilizing agent, 20～50 parts of conventional solvent cosolvents.Pyraclostrobin and Boscalid are dissolved fully with cosolvent, then add other compositions such as emulsifier, antifreezing agent stabilizing agent, evenly mix, finally add water, after fully stirring, can be made into microemulsion.
Described bactericidal composition is granule, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 1～10 part of wetting dispersing agent; 0.1～5 part of thickener; 0.1～5 part of defoamer; Castor oil, surplus is supplied.The active ingredient pyraclostrobin is mixed in the ratio of formula with each components such as Boscalid, dispersant, stabilizing agent, defoamer and solvents, after putting into the grinding of sand milling still, send in mixer for well-distribution and mix and get product.
Described bactericidal composition is microcapsule formulations, and the mass fraction of component is: 1～50 part of pyraclostrobin; 1～50 part of Boscalid; 5～20 parts, urea; 5～20 parts, formaldehyde; 5～20 parts of emulsifying dispersants; 1～5 part of antifreezing agent; 0.1～2 part of thickener; 0.1～0.8 part of defoamer; Water, surplus.In being housed, the there-necked flask of agitating device adds urea and formaldehyde (the amount of substance ratio is about l:1.5～2.0), with the pH value to 8 of sodium hydroxide solution regulator solution～9 left and right, then be warming up to 70～80 ℃, reaction obtains stable urea resin prepolymer.Get a certain amount of pyraclostrobin and Boscalid and be dissolved in cyclohexane, and add emulsifying dispersant in solution, follow vigorous stirring, the O/W type stable emulsion that to be made into the aqueous solution of take containing emulsifying dispersant be water.Above-mentioned urea resin prepolymer is added in emulsion, regulate the pH value, polymerization reaction take place under the acid catalysis condition, be wrapped oil phase substance, forms microcapsule granule.Slowly heat up, solidify, temperature is controlled at 40～50 ℃, hardening time 1h.Selection adds appropriate auxiliary agent, the microcapsule suspending agent that gets final product stablely.
Wherein above-described emulsifier is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, the alkylphenol polyoxyethylene sulfosuccinate, styrylphenol polyoxyethylene ether, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, any or more than one any mixtures than forming in polyoxyethylene aliphatic alcohol ether.
Described solvent is dimethylbenzene or biodiesel, toluene, diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, the turpentine-based vegetable oil code name is ND-45, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), one or more in the water equal solvent are arbitrarily than the mixture formed.
It is LG-3, GY-D1252, GY-D1256, SNWGF-01 that described dispersant is selected from the polycarboxylate code name, the lignosulfonates code name is 201107,21108, alkylphenol polyoxyethylene methyl ether condensate sulfate, the alkylsulfonate calcium salt, the naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, one or more in the fatty acid glyceride APEO.
Described wetting agent is selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, and Nekal BX, moistening bleeding agent F, alkylbenzenesulfonate polyoxyethylene triphen is phosphenylic acid salt dimly, spaonin powder, silkworm excrement, one or more in the soapberry powder.
Described disintegrant is selected from bentonite, urea, ammonium sulfate, aluminium chloride, citric acid, succinic acid, one or more in sodium bicarbonate.
Described thickener is selected from xanthans, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose, Magnesiumaluminumsilicate, in polyvinyl alcohol one or more.
Described stabilizing agent is selected from sodium citrate, a kind of in resorcinol.
Described antifreezing agent is selected from ethylene glycol, propane diols, one or more in glycerine.
Described defoamer is selected from silicone oil, silicone compound, C
10-20the saturated fat acid compounds, C
8-10one or more of fatty alcohol.
Described filler is selected from kaolin, diatomite, bentonite, attapulgite, white carbon, starch, one or more in precipitated calcium carbonate.
The present invention be take the composite bactericide that pyraclostrobin and Boscalid be active ingredient and is had obvious synergistic effect, delays the drug-fast generation in key, and has reduced to become to produce cost and use cost, can be used for the improvement of resistance disease.Be mainly used in preventing and treating powdery mildew, gray mold, various rot, brown rot, root-rot, sick downy mildew and banana freckle, leaf spot.
Embodiment
For making technical scheme of the present invention, purpose and advantage are clearer, and the present invention describes with following specific embodiment, but the present invention is not limited to these examples.The mode that effect experiment of the present invention adopts indoor biometrics and field trial to combine, if no special instructions, the ratio of below mentioning is all ratio of quality and the number of copies.
Embodiment: pyraclostrobin proportioning co-toxicity experiments different from Boscalid.
1.1 reagent agent
The former medicine of 95% pyraclostrobin, the former medicine of 95% Boscalid, above-mentioned former medicine provides by research and development department of extra large rel medicine company limited company.
1.2 test target
Never executed pyraclostrobin and Boscalid from Shouguang, Shandong and cucumber of the same type gathers and separates potted plantly, for the examination cucumber variety: Chang Chun Mi Ci.
1.3 test method
1.3.1 medicament preparation
First use the former medicine of acetone solution, according to the result of preliminary experiment, two appropriate former medicines are made into to several different proportionings, then it is stand-by with acetone, each processing to be diluted to respectively to several concentration gradients.
Susceptible cucumber variety Chang Chun Mi Ci cultivation, in pot for growing seedlings, is placed in to greenhouse and cultivates, and plant grows to three to four leaf after dates, gathers the blade of identical leaf age, for cultivation and the mensuration of powdery mildew of cucumber germ.
1.3.2 the cultivation of powdery mildew of cucumber bacterium and the preparation of spore suspension
The powdery mildew of cucumber bacterium adopts the plants method to cultivate under 20 ℃, the condition of 12h alternation of light and darkness, and every 30 d turn culture 1 time.During inoculation, with the conidium on sterile water wash-out incidence of leaf, being mixed with spore concentration is l * 10
6the suspension of individual/mL.
1.3.3 strains tested sensitivity testing
Adopt leaf dish moisturizing method to carry out toxicity test.First the blade of collection is prepared into to the leaf dish that diameter is 1.5cm, mix at random, be placed in respectively the series concentration liquid configured and soak lh, 50 leaf dishes of each concentration, test is with the blank that is treated to of adding medicine not, after soaking end, leaf faces up and puts on the blotting paper wetting in identical liquor strength, liquid on the leaf dish is blotted, the spore suspension l0L prepared is inoculated in to leaf dish central authorities, after room temperature is placed 5 min, is placed under 20 ℃, the condition of 1 2h alternation of light and darkness and cultivates, measure the onset area on the leaf dish after 10d, calculate EC
50.
On the basis of preliminary experiment, respectively single dose pyraclostrobin and Boscalid are carried out to toxicity test in order to upper method, the two EC
50value is respectively 11.6293 ㎎/l and 6.3154 ㎎/l.
The percentage that accounts for the leaf disc area according to lesion area is divided sick level
0 grade: anosis;
1 grade: the sorus area accounts for below 5% of whole leaf area;
3 grades: the sorus area accounts for below the 6%-10% of whole leaf area;
5 grades: the sorus area accounts for below the 11%-20% of whole leaf area;
7 grades: the sorus area accounts for below the 21%-50% of whole leaf area;
9 grades: the sorus area accounts for more than 50% of whole leaf area;
1.3.4 mixture toxicity test and interpretation of result
Carry out the toxicity test of mixture according to mixed ratio by single dose toxicity test method.
If contrast lethality<5%, do not proofread and correct, the contrast lethality, between 5%-20%, is proofreaied and correct by formula 2, the contrast lethality > 20%, test need be reformed.
The logarithm value of drug concentration (mg/L) of take is independent variable x, and the probability value of corrected mortality of take is dependent variable y, sets up respectively the virulence regression equation formula, adopts DPS software to calculate the EC of single dose and each proportioning mixture
50calculate co-toxicity coefficient (CTC) according to the abundant method of Sun Yun.Co-toxicity coefficient CTC, computing formula is as follows: (take pyraclostrobin as the standard medicament, its toxicity index is 100):
The EC of the toxicity index of Boscalid (TI)=pyraclostrobin
50the EC of/Boscalid
50* 100
The EC of the true toxicity index (ATI) of M=pyraclostrobin
50the EC of/M
50* 100
The TI of the TI of the theoretical toxicity index (TTI) of M=pyraclostrobin * P pyraclostrobin+Boscalid * P Boscalid
The TTI of the ATI/M of the co-toxicity coefficient of M (CTC)=M * 100
In formula:
M is pyraclostrobin and the mixture of the different proportionings of Boscalid
The P pyraclostrobin is pyraclostrobin shared ratio in mixture
The P Boscalid is Boscalid shared ratio in mixture.
2.1 toxicity test result
Table 1 pyraclostrobin and the Boscalid toxicity test to powdery mildew of cucumber
As can be seen from the table, the result of the test of different proportion proportioning shows, dilute respectively and all show stronger synergistic effect in the active ingredient ratio, wherein take pyraclostrobin: Boscalid as 1:20～20:1 the time synergistic effect better, suggestion is carried out further field control effectiveness test to suitable proportion 1:20～20:1 left and right mixture preparation, to estimate its field practical application effect.
3, field trial control wheat powdery mildew, gray mold of cucumber
3.1 field trial control wheat powdery mildew
3.1.1 test method
Test site, in great Tong Qiao village, capital town, Fengyang County, is wheat for studying thing, and kind is short morning 781, broadcasts sowing, and growing way is better, and test is established every mu and established contrast totally 10 processing.Every processing repeats 4 times, and random district group is arranged, 30 square metres of community areas.
3.1.2 control time and number of times
Before dispenser, after the 1st medicine, after 7 days and the 2nd dispenser, 7 days, 14 Tian，Mei communities adopt 5 samplings of diagonal, every some investigation 20 strains, 2 leaves are got in the front every strain of blooming from upper end, sword-like leave 2 leaves are got in the rear every strain of blooming, and by leaf classification investigation occurring degree, calculate disease and refer to and control efficiency.
Grade scale is as follows:
0 grade: anosis;
1 grade: lesion area accounts for below 5% of one-piece blade area;
3 grades: lesion area accounts for the 6%-15% of one-piece blade area;
5 grades: lesion area accounts for the 16%-25% of one-piece blade area;
7 grades: lesion area accounts for the 26%-50% of one-piece blade area;
9 grades: lesion area accounts for more than 50% of one-piece blade area.
3.1.3 drug effect computational methods
Sick leaf rate (%)=sick number of sheets/investigate total number of sheets * 100
Disease index=∑ (the sick numbers of sheets at different levels * relative level numerical value)/(investigating total number of sheets * 9) * 100
Control efficiency (%)=(disease index after disease index before 1-(blank district medicine * treatment region medicine)/(disease index before disease index after blank district medicine * treatment region medicine)) * 100.
3.1.4 poisoning investigation method
After dispenser, whether continuous 14d range estimation medicament has poisoning to crop.
3.1.5 result of the test and analysis
Each processes the effect of control wheat powdery mildew.
Table 2
As shown in Table 2 the pyraclostrobin Boscalid with 1:2 ratio composite bactericide for wheat powdery mildew control successful higher than pyraclostrobin and Boscalid single dose, bactericidal effect increases progressively with the increase of dosage.According to the field range estimation, in the test dose scope, plant growth is normal, and the poisoning phenomenon to wheat does not all appear in each treatment agent, illustrates that it is safe to wheat.Advise that the bactericide different from the mechanism of action mixes use to delay the drug-fast generation of germ.
4.1 field trial control gray mold of cucumber
4.1.1 test method
Test is at 4 points of Pingdu City cucumber Di，Mei community, Shandong investigation, and every some investigation 2 strains, put down in writing occurring degree by staging, and grade scale is as follows:
0 grade: anosis;
1 grade: the sorus area accounts for below 5% of whole leaf area;
3 grades: the sorus area accounts for below the 6%-10% of whole leaf area;
5 grades: the sorus area accounts for below the 11%-20% of whole leaf area;
7 grades: the sorus area accounts for below the 21%-50% of whole leaf area;
9 grades: the sorus area accounts for more than 50% of whole leaf area.
4.1.2 control time and number of times
Test is investigated 4 times altogether, and radix investigation before medicine is investigated after 3 days, 7 days and medicine after medicine in 15 days.
4.1.3 drug effect computational methods
Sick leaf rate (%)=sick number of sheets/investigate total number of sheets * 100
Disease index=∑ (the sick numbers of sheets at different levels * relative level numerical value)/(investigating total number of sheets * 9) * 100
Control efficiency (%)=(disease index after disease index before 1-(blank district medicine * treatment region medicine)/(disease index before disease index after blank district medicine * treatment region medicine)) * 100.
4.1.4 poisoning investigation method
After dispenser, whether continuous 7d range estimation medicament has poisoning to crop.
4.1.5 result of the test and analysis
Each processes the effect (table 3) of control gray mold of cucumber
Each processes the effect of control gray mold of cucumber table 3
As can be seen from Table 3, the pyraclostrobin Boscalid is very remarkable with the effect of the composite control gray mold of cucumber of 1:2 ratio.The effect of complex preparation is significantly higher than single dose, its instant effect, and the lasting period is also better, and pyraclostrobin and Boscalid are the desirable medicament of preventing and treating gray mold, and, to cucumber safety, can effectively delay the drug-fast generation of germ.
In sum, the Bactericidal composite that the present invention contains pyraclostrobin and Boscalid, have good control efficiency to wheat powdery mildew, powdery mildew of cucumber, gray mold, and it is to the target crop safety.Complex preparation has not only improved preventive effect, and has enlarged fungicidal spectrum, widens the scope of application, reduces costs, and multiple diseases is played to the double effect of controlling of a medicine, alleviates manpower.
Claims (4)
1. a bactericidal composition that contains pyraclostrobin and Boscalid, it is characterized in that: the active ingredient of this bactericidal composition is pyraclostrobin and Boscalid binary built, all the other are auxiliary element, and wherein the mass ratio of active ingredient pyraclostrobin and Boscalid is 1～50: 50～1.
2. bactericidal composition according to claim 1, it is characterized in that: pyraclostrobin and the Boscalid gross weight in preparation accounts for 1%～80% of the whole quality of the pharmaceutical preparations.
3. bactericidal composition according to claim 2, it is characterized in that: pyraclostrobin and the Boscalid gross weight in preparation accounts for 5%～60% of the whole quality of the pharmaceutical preparations.
4. according to claim 1 or 2 or 3 described bactericidal compositions, it is characterized in that: the formulation of this bactericidal composition is missible oil, suspending agent, wetting powder, water dispersible granules, aqueous emulsion, microemulsion, granule, microcapsule formulations
.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104430435A (en) * | 2014-12-29 | 2015-03-25 | 河北野田农用化学有限公司 | Water-dispersing granulated pesticide containing pyraclostrobin and boscalid, preparation method and application thereof |
| CN105052963A (en) * | 2015-09-08 | 2015-11-18 | 上海禾本药业股份有限公司 | Suspending agent containing pyraclostrobin and boscalid as well as preparation method and application of suspending agent |
| CN106070271A (en) * | 2016-06-08 | 2016-11-09 | 广东中迅农科股份有限公司 | A kind of composition pesticide containing pyraclostrobin and Boscalid |
| CN107232219A (en) * | 2017-07-14 | 2017-10-10 | 安徽海日生物科技有限公司 | A kind of pyraclostrobin and Boscalid compounding suspending agent and preparation method thereof |
| CN108260595A (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 Boscalid, fungicide and its application |
| CN109561686A (en) * | 2016-08-04 | 2019-04-02 | 江苏龙灯化学有限公司 | Synergistic fungicidal composition and application thereof |
| CN113647404A (en) * | 2021-07-27 | 2021-11-16 | 惠州市银农科技股份有限公司 | Water dispersible granule and preparation method thereof |
| CN113854304A (en) * | 2021-11-02 | 2021-12-31 | 中国农业科学院农业环境与可持续发展研究所 | Double-loading nano pesticide preparation for preventing and treating tomato gray mold and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104430435A (en) * | 2014-12-29 | 2015-03-25 | 河北野田农用化学有限公司 | Water-dispersing granulated pesticide containing pyraclostrobin and boscalid, preparation method and application thereof |
| CN105052963A (en) * | 2015-09-08 | 2015-11-18 | 上海禾本药业股份有限公司 | Suspending agent containing pyraclostrobin and boscalid as well as preparation method and application of suspending agent |
| CN106070271A (en) * | 2016-06-08 | 2016-11-09 | 广东中迅农科股份有限公司 | A kind of composition pesticide containing pyraclostrobin and Boscalid |
| CN109561686A (en) * | 2016-08-04 | 2019-04-02 | 江苏龙灯化学有限公司 | Synergistic fungicidal composition and application thereof |
| TWI789356B (en) * | 2016-08-04 | 2023-01-11 | 香港商龍燈農業化工國際有限公司 | A synergistic fungicidal composition and use thereof |
| CN108260595A (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 Boscalid, fungicide and its application |
| CN107232219A (en) * | 2017-07-14 | 2017-10-10 | 安徽海日生物科技有限公司 | A kind of pyraclostrobin and Boscalid compounding suspending agent and preparation method thereof |
| CN113647404A (en) * | 2021-07-27 | 2021-11-16 | 惠州市银农科技股份有限公司 | Water dispersible granule and preparation method thereof |
| CN113854304A (en) * | 2021-11-02 | 2021-12-31 | 中国农业科学院农业环境与可持续发展研究所 | Double-loading nano pesticide preparation for preventing and treating tomato gray mold and preparation method thereof |
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