CN104982445A - Bactericidal composition comprising fluxapyroxad and tetramycin - Google Patents

Bactericidal composition comprising fluxapyroxad and tetramycin Download PDF

Info

Publication number
CN104982445A
CN104982445A CN201510440916.3A CN201510440916A CN104982445A CN 104982445 A CN104982445 A CN 104982445A CN 201510440916 A CN201510440916 A CN 201510440916A CN 104982445 A CN104982445 A CN 104982445A
Authority
CN
China
Prior art keywords
tetramycin
acid amides
azoles bacterium
fluorine azoles
bactericidal composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201510440916.3A
Other languages
Chinese (zh)
Inventor
葛尧伦
李�杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hailir Pesticides and Chemicals Group Co Ltd
Original Assignee
Hailir Pesticides and Chemicals Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hailir Pesticides and Chemicals Group Co Ltd filed Critical Hailir Pesticides and Chemicals Group Co Ltd
Priority to CN201510440916.3A priority Critical patent/CN104982445A/en
Publication of CN104982445A publication Critical patent/CN104982445A/en
Withdrawn legal-status Critical Current

Links

Landscapes

  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention relates to a bactericidal composition comprising fluxapyroxad and tetramycin. The composition comprises the effective components of fluxapyroxad and tetramycin with a mass ratio of 1-50:50-1. The mass ratio of the effective components fluxapyroxad and tetramycin in the preparation is 1-80%. The rest of the preparation is auxiliary components allowed and acceptable in pesticides. The preparation form of the bactericidal composition can be missible oil, suspension, wettable powder, liquid, water-dispersible granules, water emulsion, micro-emulsion, granules, and micro-capsules. The composition is mainly used for controlling diseases such as sheath blight, gray mold, powdery mildew, fusarium wilt, leaf spot, rust, and the like.

Description

A kind of bactericidal composition containing fluorine azoles bacterium acid amides and tetramycin
Technical field
The present invention relates to technical field of pesticide combination, particularly relate to a kind of bactericidal composition containing fluorine azoles bacterium acid amides and tetramycin.
Background technology
Fluorine azoles bacterium acid amides (Fluxapyroxad; No. CAS: 907204-31-3; Chemical name: 3-(difluoromethyl)-1-methyl-N-(3', 4', 5'-trifluoro [1,1'-biphenyl]-2-base)-1H-pyrazole-4-carboxamide) be the benzamide type bactericide that BASF AG develops, for succinate dehydrogenase inhibitors, the respiration of its energy Antifungi, suppress spore-germination, germ tube extends, mycelial growth and sporulation, the control effects of fluorine azoles bacterium acid amides to money pinta and brown spot is splendid, has good prevention and therapy effect to various lawns disease.To banded sclerotial blight, gray mold, the mould leaf blight of snow and summer pinta, also there is good control efficiency.Be mainly used in foliage-spray and the seed treatment of various crop (cereal, leguminous vegetables, oilseed crop, peanut, the operatic circle, drupe root and tuberous vegetable, fruit type vegetable and cotton).
The fermentating metabolism product that tetramycin (tetramycin) is S. ahygroscopicus Wuzhou subspecies, fungicidal spectrum is wide, all has extremely strong killing action to three main kind of 26 kinds of known disease funguses such as mastigomycetes, sac fungi and Deuteromycotina fungies.Be suitable for the multiple fungi of various crop, the control of bacteriosis.Especially to fruit tree putrefaction disease spot defoliation; Rice blast; Root rot; Cucurbits fusarium wilt; Cotton verticillium wilt; Jujube tree rust; Fruit white rot of grape; Panax pseudoginseng black spot; Tealeaves tea gall, the fungal disease special efficacys such as forest rot, canker, gummosis, defoliation, woods seedling blight.
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 fluorine azoles bacterium acid amides and tetramycin carries out composite, have obvious synergistic effect.And about fluorine azoles bacterium acid amides and tetramycin 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 mainly used in preventing and treating the diseases such as banded sclerotial blight, gray mold, powdery mildew, fusarium wilt, leaf spot, rust.
Technical scheme of the present invention is realized by following measures:
Contain a bactericidal composition for fluorine azoles bacterium acid amides and tetramycin, active ingredient fluorine azoles bacterium acid amides and the tetramycin 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 fluorine azoles bacterium acid amides and tetramycin is 1 ~ 50: 50 ~ 1, described bactericidal composition of the present invention is through toxicity test experimental verification, when the mass ratio of fluorine azoles bacterium acid amides and tetramycin 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 fluorine azoles bacterium acid amides and tetramycin gross mass in the formulation account 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 fluorine azoles bacterium acid amides and tetramycin 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 fluorine azoles bacterium acid amides and tetramycin, 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 part; Dispersant 3 ~ 10 parts; Wetting agent 1 ~ 5 part; Filler, surplus.The concrete production stage of this wetting powder is: mixed with tetramycin and dispersant, wetting agent and filler by active ingredient fluorine azoles bacterium acid amides 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 tetramycin and dispersant, wetting agent, disintegrant and filler by active ingredient fluorine azoles bacterium acid amides 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 fluorine azoles bacterium acid amides and tetramycin, 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 part; Emulsifier 10 ~ 30 parts, antifreezing agent 1 ~ 8 part, stabilizing agent 0.5 ~ 10 part, Conventional solvents cosolvent 20 ~ 50 parts.Fluorine azoles bacterium acid amides and tetramycin 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 fluorine azoles bacterium acid amides and tetramycin, 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 fluorine azoles bacterium acid amides and tetramycin, 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: fluorine azoles bacterium acid amides 1 ~ 50 part; Tetramycin 1 ~ 50 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 fluorine azoles bacterium acid amides and tetramycin 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 fluorine azoles bacterium acid amides and tetramycin has obvious synergistic effect, delay the drug-fast generation in key, and reduce into product cost and use cost, be mainly used in preventing and treating the diseases such as banded sclerotial blight, gray mold, powdery mildew, fusarium wilt, leaf spot, rust.
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: fluorine azoles bacterium acid amides and tetramycin different ratio co-toxicity are tested.
1.1 reagent agent
The former medicine of 1.5% tetramycin, the former medicine of 95% fluorine azoles bacterium acid amides, above-mentioned former medicine provides by research and development department of extra large rel medicine company limited company.
1.2 test targets
Never executed fluorine azoles bacterium acid amides and tetramycin 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 50 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 1 2h alternation of light and darkness, measure the onset area on leaf dish after 10d, calculate EC 50.
The percentage accounting for leaf disc area according to lesion area divides disease level
0 grade: anosis;
1 grade: sorus area accounts for less than 5% of whole leaf area;
3 grades: sorus area accounts for below the 6%-10% of whole leaf area;
5 grades: sorus area accounts for below the 11%-20% of whole leaf area;
7 grades: sorus area accounts for below the 21%-50% of whole leaf area;
9 grades: 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%, does not correct, contrast lethality, between 5%-20%, corrects by formula 2, and contrast lethality >20%, test need be reformed.
Be independent variable x with the logarithm value of drug concentration (mg/L), with the probability value of corrected mortality for dependent variable y, set up virulence regression equation formula respectively, adopt DPS software to calculate the EC of single dose and each proportioning mixture 50co-toxicity coefficient (CTC) is calculated according to the abundant method of Sun Yun.Co-toxicity coefficient CTC, computing formula is as follows: (with fluorine azoles bacterium acid amides for standard agent, its toxicity index is 100):
The EC of toxicity index (the TI)=fluorine azoles bacterium acid amides of tetramycin 50the EC of/tetramycin 50× 100
The EC of true toxicity index (the ATI)=fluorine azoles bacterium acid amides of M 50the EC of/M 50× 100
TI × P tetramycin of TI × P fluorine azoles bacterium acid amides+tetramycin of theoretical toxicity index (the TTI)=fluorine azoles bacterium acid amides of M
TTI × 100 of the ATI/M of co-toxicity coefficient (the CTC)=M of M
In formula:
M is the mixture of fluorine azoles bacterium acid amides and tetramycin different ratio
P fluorine azoles bacterium acid amides is the ratio of fluorine azoles bacterium acid amides shared by mixture
P tetramycin is the ratio of tetramycin shared by mixture.
2.1 toxicity test results
Table 1 tetramycin and fluorine azoles bacterium acid amides 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 fluorine azoles bacterium acid amides and tetramycin 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.
3, field trial control graw mold of tomato, the experimental result of powdery mildew of cucumber
3.1 field trial control graw mold of tomato
3.1.1 test method
Test is located in Lou Yang village, Lou Wang town, Yancheng City Yandu District, Jiangsu Province plastic tunnel, to spray equivalent clear water for blank, often processes repetition 3 times, plot area 25m 2, random district group arranges, and adopts the method dispenser of blade face even spraying in florescence and gray mold initial phase.
3.1.2 control time and number of times
Investigation disease radix before dispenser, after the 1st dispenser 7 days, after the 2nd dispenser 7 days, 14 days respectively investigation once, amount to investigation 4 times.The sampling of 5, every community, often 2 strains, totally 10 strains, 5 leaves are got in every strain upper, middle and lower portion, investigation gray mold disease index.
Blade occurring degree grade scale:
0 grade--anosis;
1 grade--single blade has scab 3;
3 grades--single blade has scab 4 ~ 6;
5 grades--single blade has scab 7 ~ 10;
7 grades--single blade has scab 11 ~ 20;
9 grades--single leaf spot lesion accounts for leaf area more than 1/4.
3.1.3 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.
3.1.4 poisoning investigation method
Whether after dispenser, continuous 20d estimates medicament has poisoning to crop.
3.1.5 result of the test and analysis
The effect of each process control graw mold of tomato.(table 2)
30% fluorine azoles bacterium acid amides tetramycin composite bactericide controls successful higher than fluorine azoles bacterium acid amides and tetramycin single dose for graw mold of tomato as shown in Table 2, and bactericidal effect increases progressively with the increase of dosage.According to field range estimation, within the scope of test dose, plant growth is normal, and the poisoning phenomenon to tomato 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 is used in combination to delay the drug-fast generation of germ.
3.2 field trials prevent and treat powdery mildew of cucumber
3.2.1 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.
3.2.2 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 powdery mildew of cucumber grade scale, record total strain number, diseased plant number, severity, calculate diseased plant rate, disease index and preventive effect.
Powdery mildew of cucumber 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 5 days after the 1st medicine, 5 days and preventive effect investigation in 18 days after 2 medicines.
(3) poisoning investigation
Whether after dispenser, continuous 7d estimates medicament has poisoning to crop.
(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) field control effectiveness test result of the test
The each test medicine of table 3 prevents and treats the experiment effect of powdery mildew of cucumber
As shown in Table 3, it is remarkable that 30% fluorine azoles bacterium acid amides and tetramycin mixture combine the effectiveness comparison preventing and treating powdery mildew of cucumber, the Be very effective of complex preparation is better than two kinds of single doses, not only significantly improve the control efficiency for powdery mildew, and extend its lasting period further, and produce without poisoning under the poisoning observation of continuous 7 days.
In sum, the present invention contains the bactericidal composition of fluorine azoles bacterium acid amides and tetramycin, have good control efficiency, and it is to Target crops safety to graw mold of tomato, powdery mildew of cucumber.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 fluorine azoles bacterium acid amides and tetramycin, it is characterized in that: the active ingredient of this bactericidal composition is fluorine azoles bacterium acid amides and tetramycin binary built, all the other are auxiliary element, and wherein the mass ratio of active ingredient fluorine azoles bacterium acid amides and tetramycin is 1 ~ 50: 50 ~ 1.
2. bactericidal composition according to claim 1, is characterized in that: fluorine azoles bacterium acid amides and tetramycin gross weight in the formulation account for 1% ~ 80% of the whole quality of the pharmaceutical preparations.
3. bactericidal composition according to claim 2, is characterized in that: fluorine azoles bacterium acid amides and tetramycin gross weight in the formulation account 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 .
CN201510440916.3A 2015-07-25 2015-07-25 Bactericidal composition comprising fluxapyroxad and tetramycin Withdrawn CN104982445A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510440916.3A CN104982445A (en) 2015-07-25 2015-07-25 Bactericidal composition comprising fluxapyroxad and tetramycin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510440916.3A CN104982445A (en) 2015-07-25 2015-07-25 Bactericidal composition comprising fluxapyroxad and tetramycin

Publications (1)

Publication Number Publication Date
CN104982445A true CN104982445A (en) 2015-10-21

Family

ID=54294462

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510440916.3A Withdrawn CN104982445A (en) 2015-07-25 2015-07-25 Bactericidal composition comprising fluxapyroxad and tetramycin

Country Status (1)

Country Link
CN (1) CN104982445A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106359411A (en) * 2016-08-31 2017-02-01 贵州农大黔盛生态农业有限公司 Compound bactericide for preventing and controlling soft rot of kiwifruits and use method of compound bactericide
CN112674107A (en) * 2021-01-11 2021-04-20 河北省农林科学院植物保护研究所 Bactericidal composition for preventing and treating fruit and vegetable diseases and application thereof
CN112772661A (en) * 2021-01-06 2021-05-11 青岛海利尔生物科技有限公司 Sterilization composition containing penflufen and tetramycin

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101115723A (en) * 2005-02-16 2008-01-30 巴斯福股份公司 Pyrazole carboxylic acid anilides, method for the production thereof and agents containing them for controlling pathogenic fungi
CN101588717A (en) * 2007-01-19 2009-11-25 巴斯夫欧洲公司 The Fungicidal mixture of 1-methyl-pyrazol-4-yl carboxylic acid anilides and azoles and pyrimidine radicals amine
CN101631465A (en) * 2007-02-05 2010-01-20 巴斯夫欧洲公司 Fungicidal mixtures comprising substituted 1-methylpyrazol-4-ylcarboxanilides
CN102083315A (en) * 2008-07-04 2011-06-01 巴斯夫欧洲公司 Fungicidal mixtures comprising substituted 1-methylpyrazol-4-ylcarboxanilides
CN103300024A (en) * 2013-06-19 2013-09-18 北京燕化永乐农药有限公司 Sterilization composition containing tetramycin
CN103416414A (en) * 2012-05-24 2013-12-04 陕西韦尔奇作物保护有限公司 Bactericidal composition containing Xemium and antibiotics
CN103583532A (en) * 2013-11-26 2014-02-19 辽宁微科生物工程有限公司 Tetramycin complex and application
CN104488901A (en) * 2014-12-18 2015-04-08 广西田园生化股份有限公司 Compound composition containing methanesulphonyl myclobutanil and antibiotics bactericide and preparation

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101115723A (en) * 2005-02-16 2008-01-30 巴斯福股份公司 Pyrazole carboxylic acid anilides, method for the production thereof and agents containing them for controlling pathogenic fungi
CN101588717A (en) * 2007-01-19 2009-11-25 巴斯夫欧洲公司 The Fungicidal mixture of 1-methyl-pyrazol-4-yl carboxylic acid anilides and azoles and pyrimidine radicals amine
CN101631465A (en) * 2007-02-05 2010-01-20 巴斯夫欧洲公司 Fungicidal mixtures comprising substituted 1-methylpyrazol-4-ylcarboxanilides
CN102083315A (en) * 2008-07-04 2011-06-01 巴斯夫欧洲公司 Fungicidal mixtures comprising substituted 1-methylpyrazol-4-ylcarboxanilides
CN103416414A (en) * 2012-05-24 2013-12-04 陕西韦尔奇作物保护有限公司 Bactericidal composition containing Xemium and antibiotics
CN103300024A (en) * 2013-06-19 2013-09-18 北京燕化永乐农药有限公司 Sterilization composition containing tetramycin
CN103583532A (en) * 2013-11-26 2014-02-19 辽宁微科生物工程有限公司 Tetramycin complex and application
CN104488901A (en) * 2014-12-18 2015-04-08 广西田园生化股份有限公司 Compound composition containing methanesulphonyl myclobutanil and antibiotics bactericide and preparation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106359411A (en) * 2016-08-31 2017-02-01 贵州农大黔盛生态农业有限公司 Compound bactericide for preventing and controlling soft rot of kiwifruits and use method of compound bactericide
CN112772661A (en) * 2021-01-06 2021-05-11 青岛海利尔生物科技有限公司 Sterilization composition containing penflufen and tetramycin
CN112674107A (en) * 2021-01-11 2021-04-20 河北省农林科学院植物保护研究所 Bactericidal composition for preventing and treating fruit and vegetable diseases and application thereof

Similar Documents

Publication Publication Date Title
CN104585181A (en) Fungicidal composition containing fluxapyroxad and prothioconazole
CN105409990A (en) Sterilization composition containing pyraclostrobin and efficient metalaxyl-M
CN104982446A (en) Bactericidal composition containing tetramycin and copper quinolate
CN104982445A (en) Bactericidal composition comprising fluxapyroxad and tetramycin
CN104522012A (en) Bactericidal composition containing pyraclostrobin and bupirimate
CN105010361A (en) Sterilization composition containing tetramycin and boscalid
CN103975928A (en) Bactericidal composition containing meptyldinocap and penconazole
CN103503879A (en) Sterilization composition containing prothioconazole and bupirimate
CN103392726A (en) Sterilization composition containing iprodione and prothioconazole
CN104542643A (en) Antibacterial composition containing SYP-Z048 and tetramycin
CN108029690A (en) A kind of bactericidal composition containing isopropyl metsulfovax and fludioxonil
CN105076166A (en) Bactericidal composition containing tetramycin and thifluzamide
CN107318854A (en) A kind of bactericidal composition containing bromothalonil and RH-7592
CN108605958A (en) A kind of bactericidal composition containing captan and amisulbrom
CN104521984A (en) Bactericidal composition containing SYP-Z048 and hexaconazole
CN105104386A (en) Sterilization composition containing hymexazol and fludioxonil
CN105394048A (en) Bactericidal composition containing prothioconazole and efficient metalaxyl-M
CN104756988A (en) Trifloxystrobin and fludioxonil-containing sterilization composition
CN104542620A (en) Fungicide composition containing SYP-Z048 and fludioxonil
CN104757005A (en) Fungicide composition containing metalaxyl and thifluzamide
CN105379720A (en) Sterilizing composition containing efficient metalaxyl-M and cyazofamid
CN104126593A (en) Sterilization composition containing ametoctradin and fluopyram
CN104585183A (en) Fungicidal composition containing SYP-Z048 and enestroburin
CN104137839A (en) Sterilization combination containing initium and tetramycin
CN108605944A (en) A kind of bactericidal composition containing amisulbrom and fludioxonil

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20151021