CN104522012A - Bactericidal composition containing pyraclostrobin and bupirimate - Google Patents
Bactericidal composition containing pyraclostrobin and bupirimate Download PDFInfo
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- CN104522012A CN104522012A CN201410825610.5A CN201410825610A CN104522012A CN 104522012 A CN104522012 A CN 104522012A CN 201410825610 A CN201410825610 A CN 201410825610A CN 104522012 A CN104522012 A CN 104522012A
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Abstract
The invention relates to a bactericidal composition containing pyraclostrobin and bupirimate, which is formed by binary compounding of active ingredients, namely pyraclostrobin and bupirimate, wherein the mass ratio of pyraclostrobin to bupirimate is (1-25): (25-1), the ratio in parts by mass of the active ingredients, namely pyraclostrobin and bupirimate in a preparation is 1%-80%, and the rest contains auxiliary ingredients which are allowed to use and are acceptable in pesticides. The bactericidal composition provided by the invention can adopt the dosage forms of emulsifiable concentrate, suspension concentrate, wettable powder, aqueous solution, water dispersible granules, emulsion in water, microemulsion, granules and microcapsules. The bactericidal composition is suitable for controlling various powdery mildews, downy mildews, scabs, leaf spots and blights of ornamental plants and field crops, such as fruit trees, vegetables and flowers.
Description
Technical field
The present invention relates to technical field of pesticide combination, particularly relate to a kind of bactericidal composition containing pyraclostrobin and bupirimate.
Background technology
Pyraclostrobin (has another name called pyraclostrobin, chemical name: methyl (N)-[[[1-(4-chlorobenzene) pyrazoles-3 base)-oxygen]-0-methoxyl group]-N-methoxymethyl carbamate, English name Pyraclostrobin), for New-type wide-spectrum bactericide, there is protection, treatment and radical cure effect, to melon, the powdery mildew of vegetables, downy mildew, scab, leaf spot, the diseases such as epidemic disease have stronger control efficiency, effect rapidly, lasting period is long, to crop safety under recommended dose, promote the absorption of nitrogen, strengthen the resistance of crop, improve crop quality.
Bupirimate (English name: BUPIRIMATE; Chemical name: 5-normal-butyl-2-ethyl amido-6-methylpyrimidine-4-base dimethylamino sulphonic acid ester; Be by Syngenta Co., Ltd develop existing miazines bactericide by Israel Maxime company production and sales, there is protection and therapeutic action No. CAS: 41483-43-6).Can be absorbed rapidly by plant roots, stem, leaf, and in plant corpus, run to each position, therefore resistance of rainwater washing against.Have that consumption is few, efficient, low toxicity, have the advantages such as special efficacy to powdery mildew, be suitable for the various powdery mildews of preventing and treating the ornamental plantss such as fruit tree, vegetables, flowers, field crop, as apple, grape, cucumber, strawberry, rose, sweet Lay powdery mildew.
Use the most effective means that chemical agent is controlling plant diseases.But long-term use single chemical bactericide continuously high dose, easily cause the problems such as the remaining of medicament, environmental pollution and resistance to pesticide resistance fungi development.Composite or the mixture of rational chemical bactericide has expansion fungicidal spectrum, improve control efficiency, extend the optimum period for applying fertilizer, reduce dosage, reduce poisoning, minimizing remains, delay Antifungal resistance and the actively feature such as drug-fast generation and development, bactericide compounded is one of the effective method the most solved the problem.Develop new product bactericide price constantly rises, and by contrast, exploitation is efficient with research, low toxicity, low-residual composite and mixture has small investment, the lead time is short and be subject to domestic and international attention, numerous and confused increasing develops dynamics.We are on the basis of lab screening and field trial, filter out pyraclostrobin and bupirimate carries out composite, have obvious synergistic effect.And about pyraclostrobin and bupirimate composite bactericidal composition and apply and there is no people at present and 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 suitable for ornamental plants, the various powdery mildews of field crop, downy mildew, scab, leaf spot, the epidemic diseases such as control fruit tree, vegetables, flowers.
Technical scheme of the present invention is realized by following measures:
Contain a bactericidal composition for pyraclostrobin and bupirimate, active ingredient pyraclostrobin and the bupirimate two yuan of this bactericidal composition are composite, and all the other are auxiliary element.In wherein said bactericidal composition, the mass ratio of active ingredient pyraclostrobin and bupirimate is 1 ~ 25: 25 ~ 1, described bactericidal composition of the present invention is through toxicity test experimental verification, when the mass ratio of pyraclostrobin and bupirimate is 1 ~ 10: 10 ~ 1, 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, aqua, water dispersible granules, aqueous emulsion, microemulsion, granule, microcapsule formulations.Wherein active ingredient pyraclostrobin and bupirimate gross mass in the formulation accounts for 1% ~ 80% of the whole quality of the pharmaceutical preparations, and when wherein accounting for 10% ~ 60%, toxicity reaches good balance with residual, and 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: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Conventional emulsifier 10 ~ 30 parts; Conventional solvents 20 ~ 50 parts; Conventional synergist 1 ~ 5 part.The concrete production stage of this cream preparation be first active ingredient pyraclostrobin and bupirimate are added dissolve completely in solvent after add emulsifier again, synergist becomes transparent and homogeneous oily liquids after stirring, filling, namely can be made into the cream preparation of the present composition.
Described bactericidal composition is suspending agent, and the mass fraction of component is: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Dispersant 5 ~ 20 parts; Antifreezing agent 1 ~ 5 part; Thickener 0.1 ~ 2 part; Defoamer 0.1 ~ 0.8 part; Penetrating agent 0 ~ 10 part; PH value regulator 0.1 ~ 5 part; Water, surplus.The concrete production stage of this suspending agent is for first to mix other auxiliary agents, mix through high speed shear, add active ingredient pyraclostrobin and bupirimate, abrading-ball 2 ~ 3 hours in ball crusher, make a diameter all at below 5mm, namely can be made into the aqueous suspension formulations of the present composition.
Described bactericidal composition is wetting powder, and the mass fraction of component is: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Dispersant 3 ~ 10 parts; Wetting agent 1 ~ 5 part; Filler, surplus.The concrete production stage of this wetting powder is: mixed with bupirimate and dispersant, wetting agent and filler by active ingredient pyraclostrobin by above-mentioned formula, uniform stirring in stirred tank, mixing after airslide disintegrating mill, namely 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: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Dispersant 3 ~ 10 parts; Wetting agent 1 ~ 10 part; Disintegrant 1 ~ 5 part; Filler, surplus.The concrete production stage of this water dispersible granules is: mixed with bupirimate and dispersant, wetting agent, disintegrant and filler by active ingredient pyraclostrobin by above-mentioned formula, pulverize with micro jet, through mediating, then add in fluidized-bed granulation dryer and to carry out after granulation, drying, screening, through sample analysis, namely 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: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Emulsifier 3 ~ 30 parts; Solvent 5 ~ 15 parts; Stabilizing agent 2 ~ 15 parts; Antifreezing agent 1 ~ 5 part; Defoamer 0.1 ~ 8 part; Thickener 0.2 ~ 2 part; Water, surplus.The concrete production stage of this aqueous emulsion is: first pyraclostrobin and bupirimate, solvent and emulsifier, cosolvent are added together, and makes to be dissolved into uniform oil phase; By part water, antifreeze, other the insecticides adjuvant such as antimicrobial mixes uniformly aqueous phase; While high-speed stirred, oil phase is added aqueous phase in a kettle., slowly add water until reach 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, namely can be made into the aqueous emulsion of the present composition.
Described bactericidal composition is microemulsion, and the mass fraction of component is: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Emulsifier 10 ~ 30 parts, antifreezing agent 1 ~ 8 part, stabilizing agent 0.5 ~ 10 part, Conventional solvents cosolvent 20 ~ 50 parts.Pyraclostrobin and bupirimate cosolvent are dissolved completely, then add other compositions such as emulsifier, antifreezing agent stabilizing agent, Homogeneous phase mixing, finally adds water, can be made into microemulsion after fully stirring.
Described bactericidal composition is granule, and the mass fraction of component is: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Wetting dispersing agent 1 ~ 10 part; Thickener 0.1 ~ 5 part; Defoamer 0.1 ~ 5 part; Castor oil, surplus is supplied.Each components such as active ingredient pyraclostrobin and bupirimate, dispersant, stabilizing agent, defoamer and solvent are mixed in the ratio of filling a prescription, after putting into the grinding of sand milling still, sends into mixing in mixer for well-distribution and get product.
Described bactericidal composition is aqua, and the mass fraction of component is: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; Wetting dispersing agent 0.1 ~ 30 part; Antifreezing agent 2 ~ 8 parts; Defoamer 0.1 ~ 1 part; Thickener 0.1 ~ 3 part; Spreader-sticker 5 ~ 15 parts; Water, surplus is supplied.By active ingredient pyraclostrobin and bupirimate, dissolve completely with cosolvent, then add other compositions such as dispersant, antifreezing agent, defoamer, Homogeneous phase mixing, finally adds water, after fully stirring, finished product.
Described bactericidal composition is microcapsule formulations, and the mass fraction of component is: pyraclostrobin 1 ~ 25 part; Bupirimate 1 ~ 25 part; 5 ~ 20 parts, urea; 5 ~ 20 parts, formaldehyde; Emulsifying dispersant 5 ~ 20 parts; Antifreezing agent 1 ~ 5 part; Thickener 0.1 ~ 2 part; Defoamer 0.1 ~ 0.8 part; Water, surplus.Urea and formaldehyde (amount of substance ratio is about l:1.5 ~ 2.0) is added in the there-necked flask that agitating device is housed, regulate the pH value of solution to about 8 ~ 9 with sodium hydroxide solution, then be warming up to 70 ~ 80 DEG C, be obtained by reacting stable urea resin prepolymer.Get a certain amount of pyraclostrobin and bupirimate is dissolved in cyclohexane, and add emulsifying dispersant in the solution, with vigorous stirring, the O/W type stable emulsion that to be made into the aqueous solution containing emulsifying dispersant be aqueous phase.Above-mentioned urea resin prepolymer is added in emulsion, adjust ph, polymerization reaction take place under acid catalysed conditions, oil phase substance is wrapped, form microcapsule granule.Slow intensification, solidification, temperature controls at 40 ~ 50 DEG C, hardening time 1h.Select to add appropriate auxiliary agent, stable microcapsules.
Wherein above-described emulsifier is selected from calcium dodecyl benzene sulfonate and aliphatic acid polyethenoxy ether, alkylphenol polyoxyethylene sulfosuccinate, styrylphenol polyoxyethylene ether, polyoxyethylene nonylphenol ether, castor oil polyoxyethylene ether, aliphatic acid polyethenoxy base ester, any one in polyoxyethylene aliphatic alcohol ether or more than one any mixtures than composition.
Described solvent is dimethylbenzene or biodiesel, toluene, diesel oil, methyl alcohol, ethanol, n-butanol, isopropyl alcohol, turpentine-based vegetable oil code name is ND-45, solvent naphtha, dimethyl formamide, dimethyl sulfoxide (DMSO), one or more in water equal solvent are arbitrarily than the mixture of composition.
It is LG-3, GY-D1252, GY-D1256, SNWGF-01 that described dispersant is selected from polycarboxylate code name, lignosulfonates code name is 201107,201108, alkylphenol polyoxyethylene methyl ether condensate sulfate, alkylsulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, one or more in fatty acid glyceride APEO.
Described wetting agent is selected from lauryl sodium sulfate, calcium dodecyl benzene sulfonate, Nekal BX, moistening bleeding agent F, alkylbenzenesulfonate polyoxyethylene triphen phosphenylic acid salt dimly, spaonin powder, silkworm excrement, one or more in 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, the one 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
10-20saturated 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 composite bactericide that the present invention is active ingredient with pyraclostrobin and bupirimate has obvious synergistic effect, delay the drug-fast generation in key, and reduce into product cost and use cost, be suitable for ornamental plants, the various powdery mildews of field crop, downy mildew, scab, leaf spot, the epidemic diseases such as control fruit tree, vegetables, flowers.
Embodiment
For making technical scheme of the present invention, object and advantage are clearly understood, the following specific embodiment of the present invention is described, but the present invention is not limited to these examples.The mode that effect experimental of the present invention adopts indoor biometrics and field trial to combine, if no special instructions, the ratio below mentioned is all ratio of quality and the number of copies.
Embodiment: pyraclostrobin and bupirimate different ratio co-toxicity are tested.
1.1 reagent agent
The former medicine of 95% bupirimate, the former medicine of 98% pyraclostrobin, above-mentioned former medicine provides by research and development department of extra large rel medicine company limited company.
1.2 test targets
Never executed pyraclostrobin and bupirimate and cucumber of the same type to gather potted plantly be separated, for examination cucumber variety: Chang Chun Mi Ci from Shouguang, Shandong.
1.3 test method
1.3.1 medicament preparation
First use the former medicine of acetone solution, appropriate two former medicines are made into several different ratio by the result according to preliminary experiment, then it is stand-by with acetone, each process to be diluted to several concentration gradients respectively.
By susceptible cucumber variety Chang Chun Mi Ci cultivation in pot for growing seedlings, be placed in greenhouse and cultivate, 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 germ and the preparation of spore suspension
Powdery mildew of cucumber germ adopt plants method 20 DEG C, cultivate under the condition of 12h alternation of light and darkness, every 30 d turn culture 1 time.With the conidium on sterile water wash-out incidence of leaf during inoculation, being mixed with spore concentration is l × 10
6the suspension of individual/mL.
1.3.3 strains tested sensitivity testing
Leaf dish moisturizing method is adopted to carry out toxicity test.First the blade of collection is prepared into the leaf dish that diameter is 1.5cm, random mixing, be placed in the series concentration liquid configured respectively and soak lh, each concentration 25 leaf dishes, test with the process of not adding medicine as blank, after immersion terminates, leaf faces up and puts on the blotting paper that identical liquor strength is wetting, liquid on leaf dish is blotted, the spore suspension l0L prepared is inoculated in leaf dish central authorities, after room temperature places 5 min, is placed in 20 DEG C, cultivates under the condition of 12h alternation of light and darkness, measure the onset area on leaf dish after 10d, calculate EC
50.
Carry out the toxicity test of mixture according to mixed ratio by single dose toxicity test method.
According to the EC of the abundant method of Sun Yun by each process of mensuration
50value is converted into actual mixed toxicity index (ATI); According to the proportioning of mixture, obtain theoretical mixed toxicity index (TTI), by the co-toxicity coefficient (CTC) of following formulae discovery mixture.
Single dose toxicity index=(standard agent EC
50/ reagent agent EC
50) * 100;
ATI=(standard agent EC
50/ reagent agent (using with) EC
50) * 100;
The content (%) of toxicity index X B in using with of content (the %)+B of toxicity index X A in using with of TI I=A;
CTC =（ATI / TTI ）*100；
If co-toxicity coefficient large 120, shows there is synergistic effect; If be starkly lower than 100 (less than 80), be indicated as antagonism; Between 100 ~ 120, be indicated as summation action.
2.1 toxicity test results
Table 1 bupirimate and pyraclostrobin are to the toxicity test of powdery mildew of cucumber
As can be seen from the table, the result of the test of different proportion proportioning shows, dilute respectively in active ingredient ratio and all show stronger synergistic effect, wherein with pyraclostrobin and bupirimate for the good suggestion of synergistic effect when 1:10 ~ 10:1 carries out further field control effectiveness test to suitable proportion about 1:10 ~ 10:1 mixture preparation, to evaluate its field practical application effect.
field trial control cucumber downy mildew
3.1 test method
Test dispenser twice altogether, check plot spray equivalent clear water.When making up a prescription, after first medicament fully being dissolved with a small amount of water, then add suitable quantity of water carry out complete stool spraying process, even spraying.All adopt power driven sprayer during spray medicine, operating pressure is 0.3 ~ 0.4MPa, shower nozzle aperture 1.3mm.Community spouting liquid is 40 ~ 50kg/667m
2, continuous dispenser twice, 10 days intervals, sprays application to crop complete stool uniformly by liquid.
3.2 investigation method
Experimental field be located at Shouguang, Shandong, select the plastic tent cucumber of natural occurrence for experiment field, soil fertility is medium, and irrigation and drainage are convenient.Adopt bilinear sampling method, 5 points are got in every community, look into 5 caves at often, and during investigation, 2 blades in the fixing middle part of every strain carry out fixed point inspection.
Carry out classification according to cucumber downy mildew grade scale, record total strain number, diseased plant number, severity, calculate diseased plant rate, disease index and preventive effect.
Cucumber downy mildew grade scale is
0 grade: blade is without scab;
1 grade: lesion area accounts for less than 5% of whole leaf area;
3 grades: lesion area accounts for 6% ~ 10% of whole leaf area;
5 grades: lesion area accounts for 11% ~ 25% of whole leaf area;
7 grades: lesion area accounts for 26% ~ 50% of whole leaf area;
9 grades: lesion area accounts for more than 50% of whole leaf area.
Test is investigated 3 times altogether, i.e. disease index investigation before medicine, preventive effect investigation in 10 days after the 1st medicine, preventive effect investigation in 10 days after 2 medicines.
3.3 poisoning investigation
Whether after dispenser, continuous 7d estimates medicament has poisoning to crop.
3.4 drug effect computational methods
Sick leaf rate (%)=sick number of sheets/investigate the total number of sheets × 100
Disease index=∑ (the sick number of sheets × relative level numerical value at different levels)/(investigating the total number of sheets × 9) × 100
Control efficiency (%)=(before 1-(blank district medicine after disease index × treatment region medicine disease index)/(after blank district medicine before disease index × treatment region medicine disease index)) × 100.
3. 5 field control effectiveness test result of the tests
The experiment effect of table 2 each test medicine control cucumber downy mildew
As shown in Table 2, it is remarkable that 15% pyraclostrobin and bupirimate 2: 1 mixture combine the effectiveness comparison preventing and treating cucumber downy mildew, the Be very effective of complex preparation is better than two kinds of single doses, not only significantly improve the control efficiency for downy mildew, and extend its lasting period further, and produce without poisoning under the poisoning observation of continuous 7 days.
field trial is to the preventive effect of wheat powdery mildew
3.2.1 experimental field basic condition:
Experimental field be located at Henan, the wheat paddock selecting occurring degree medium is that experimental field soil fertility is medium, and irrigation and drainage are convenient.Dispenser weather in March on the same day 31 is clear to cloudy, mean temperature of air 11 DEG C, relative moisture 81%, southerly 2 ~ 3 grades; April 7 was fine day, mean temperature of air 18.2 DEG C, relative moisture 60%, southerly 2 ~ 3 grades.
3.2.2 spraying time and method
At wheat powdery mildew their early stage (March 31) spray the 1st medicine, after 7d, (April 7) spray second time medicine, sprays 2 times altogether.Adopt 3WBS-16 knapsack sprayer (operating pressure 0.2 ~ 0.3MPa), carry out foliar spray according to per hectare amount of liquid medicine 750L.
3.2.3 pilot survey and data processing
Investigation state of an illness radix before medicine, test is investigated 3 times altogether, i.e. disease index investigation before medicine, preventive effect investigation in 10 days after the 1st medicine, 10 days and preventive effect investigation in 20 days after 2 medicines.
3.2.4 drug effect computational methods
Sick leaf rate (%)=sick number of sheets/investigate the total number of sheets × 100
Disease index=∑ (the sick number of sheets × relative level numerical value at different levels)/(investigating the total number of sheets × 9) × 100
Control efficiency (%)=(before 1-(blank district medicine after disease index × treatment region medicine disease index)/(after blank district medicine before disease index × treatment region medicine disease index)) × 100
(5) poisoning investigation method
Whether after dispenser, continuous 7d estimates medicament has poisoning to crop.
(6) experimental result and analysis
The test effect of wheat powdery mildew prevented and treated by table 3 respectively group test medicine process
As shown in Table 3, the Be very effective of the remarkable complex preparation of effectiveness comparison of mixture combination control wheat powdery mildew is better than two kinds of single doses, not only significantly improves the effect for wheat powdery mildew, and extends its lasting period further.
interpretation of result:
In sum, the present invention contains the bactericidal composition of pyraclostrobin and bupirimate, has good control efficiency to powdery mildew of cucumber, downy mildew and wheat powdery mildew, and it is to Target crops safety.Complex preparation not only increases preventive effect, and expands fungicidal spectrum, widens the scope of application, reduces costs, and plays the double effect controlled of a medicine, alleviate manpower and materials to multiple diseases, improves productivity effect.So the invention of this complex preparation is of great significance social tool with popularization.
Claims (4)
1. one kind contains the bactericidal composition of pyraclostrobin and bupirimate, it is characterized in that: the active ingredient of this bactericidal composition is pyraclostrobin and bupirimate binary built, all the other are auxiliary element, and wherein the mass ratio of active ingredient pyraclostrobin and bupirimate is 1 ~ 25: 25 ~ 1.
2. bactericidal composition according to claim 1, is characterized in that: pyraclostrobin and bupirimate gross weight in the formulation accounts for 1% ~ 80% of the whole quality of the pharmaceutical preparations.
3. bactericidal composition according to claim 2, is characterized in that: pyraclostrobin and bupirimate gross weight in the formulation accounts for 5% ~ 60% of the whole quality of the pharmaceutical preparations.
4. the bactericidal composition according to claim 1 or 2 or 3, is characterized in that: the formulation of this bactericidal composition is missible oil, suspending agent, aqua, wetting powder, water dispersible granules, aqueous emulsion, microemulsion, granule, microcapsule formulations
.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110367271A (en) * | 2019-07-06 | 2019-10-25 | 武汉市农业科学院 | A kind of bactericidal composition for preventing and treating powdery mildew of cucumber |
| CN111937894A (en) * | 2019-05-14 | 2020-11-17 | 云南省热带作物科学研究所 | Bactericidal composition containing pyraclostrobin and bupirimate |
| CN113545356A (en) * | 2021-07-20 | 2021-10-26 | 山东省绿士农药有限公司 | Bupirimate-containing bactericide and preparation method and use method thereof |
| CN115211432A (en) * | 2021-09-14 | 2022-10-21 | 山东统防生物科技有限公司 | Bactericide containing pyraclostrobin and bupirimate and preparation method thereof |
-
2014
- 2014-12-28 CN CN201410825610.5A patent/CN104522012A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111937894A (en) * | 2019-05-14 | 2020-11-17 | 云南省热带作物科学研究所 | Bactericidal composition containing pyraclostrobin and bupirimate |
| CN110367271A (en) * | 2019-07-06 | 2019-10-25 | 武汉市农业科学院 | A kind of bactericidal composition for preventing and treating powdery mildew of cucumber |
| CN113545356A (en) * | 2021-07-20 | 2021-10-26 | 山东省绿士农药有限公司 | Bupirimate-containing bactericide and preparation method and use method thereof |
| CN115211432A (en) * | 2021-09-14 | 2022-10-21 | 山东统防生物科技有限公司 | Bactericide containing pyraclostrobin and bupirimate and preparation method thereof |
| CN115211432B (en) * | 2021-09-14 | 2023-11-07 | 山东统防生物科技有限公司 | Bactericide containing pyraclostrobin and bupirimate and preparation method thereof |
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