CN106538575A - The bactericidal composition and its application of a kind of containing fluopyram and thiram - Google Patents

The bactericidal composition and its application of a kind of containing fluopyram and thiram Download PDF

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Publication number
CN106538575A
CN106538575A CN201510594377.9A CN201510594377A CN106538575A CN 106538575 A CN106538575 A CN 106538575A CN 201510594377 A CN201510594377 A CN 201510594377A CN 106538575 A CN106538575 A CN 106538575A
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Prior art keywords
thiram
fluopyram
bactericidal composition
disease
containing fluopyram
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CN201510594377.9A
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Chinese (zh)
Inventor
郭崇友
高瑞花
石振龙
孙会杰
杨琴
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Nanjing Redsun Co., Ltd.
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Nanjing Huazhou Pharmaceutical Co Ltd
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Abstract

The invention discloses the bactericidal composition and its application of a kind of containing fluopyram and thiram.The bactericidal composition of a kind of containing fluopyram and thiram,, with fluopyram and thiram as main active, described fluopyram and the weight ratio of thiram are 1~70 for it:1~50.The invention also discloses application of the bactericidal composition on preventing and treating resistance plant fungi-medicine disease is prepared, can be applicable to prevent and treat Cereal, fruit tree, vegetable disease, with higher synergistic function, overcome and delayed the Drug resistance of pathogenic bacteria, sterilization speed is fast, lasting period length, reduce application cost, and prevention effect is substantially better than its single dose and uses.The present invention can be used for preventing and treating the fungal disease on crops, it is particularly possible to which, for preventing and treating the fungal diseases such as scab, gray mold, rust, powdery mildew, downy mildew, epidemic disease, anthrax, Cereal smut, seedling stage yellow blight, effect is better than single dose use.

Description

The bactericidal composition and its application of a kind of containing fluopyram and thiram
Technical field
The present invention relates to a kind of bactericidal composition and application thereof, the especially bactericidal composition of a kind of containing fluopyram and thiram And its application.
Background technology
Fluopyram (Fluopyram), molecular formula:C16H11ClF6N2O, chemical name:N- [2- [chloro- 5- (the fluoroforms of 3- Base) -2- pyridines] ethyl] -2- (trifluoromethyl) Benzoylamide, structural formula:
Fluopyram is a kind of new pyridine ethyl benzamide series bactericidal agent, by hindering succinate dehydrogenase in respiratory chain Electron transfer and suppress mitochondrial respiratory.It is mainly used on broad leaf crop, preventing and treating the microbial disease of capsule, to Fructus Cucumidis sativi, Cucurbita pepo L. etc. Downy mildew, powdery mildew on vegetable, downy mildew of fruit tree etc. cause multiple diseases to have favorable effect by pathogenic bacteria.
Thiram (Thiram), molecular formula:C6H12N2S4, chemical name:Tetramethyl thiuram disulfide, chemical constitution Formula:
Thiram belongs to the protective fungicide of wide spectrum, and the longevity of residure reaches 7d or so.To various crop downy mildew, epidemic disease, anthrax Disease, Cereal smut, seedling stage yellow blight have preferably preventing and treating.
The difficulty of prevention and cure of phytopathogen is increasing at present, on the one hand, with economy such as the change of pattern of farming, melon fruits and vegetables Crops planting area progressively expands, and disease occurrence degree, generation quantity increase, and in preventing and treating, difficulty is increased;The opposing party Face, the resistance of pathogen rise under lasting medicament selection pressure year by year, and the prevention effect of single dose is had a greatly reduced quality, plant disease Preventing and treating is faced with significant challenge.
The content of the invention
The purpose of the present invention is to provide a kind of applied widely, low cost, effect good fluorine-containing pyrrole bacterium acyl for above-mentioned technical problem The plant bactericidal composition of amine and thiram.
The purpose of the present invention is realized by following measures:
A kind of bactericidal composition of containing fluopyram and thiram, it with fluopyram and thiram as main active, Described fluopyram is 1~70 with the weight ratio of thiram:1~50, wherein in bactericidal composition, active ingredient is with potentiation Effective dose is present in compositionss.
In described bactericidal composition, the weight ratio preferably 5~50 of described fluopyram and thiram:10~50, enter One step is preferably 5~40:10~45, most preferably 1:1~9.
In bactericidal composition of the present invention, both described fluopyram and thiram account for the weight percentage of compositionss and are 2~80%, preferably 5.5~70%.
Bactericidal composition of the present invention is with fluopyram and thiram as principle active component and known auxiliary agent and excipient It is re-dubbed any one dosage form allow on pesticide.Auxiliary agent, excipient known to these have dispersant, diffusant, defoamer, Wetting agent, disintegrating agent etc., can be using to methoxyl group fatty acyl amido benzene sulfonic acid sodium salt, sodium methylene bis-naphthalene sulfonate, dodecyl Benzenesulfonic acid calcium, alkylphenol polyoxyethylene, alkylaryl polyoxyethylene polyoxypropylene ether again, Ben-zylphenol Polyoxyethyl Ether, phenethyl Phenol polyethenoxy ether, three phenethyl phenol polyoxyethylene ether phosphates, fatty alcohol-polyoxyethylene ether and its similar products, fatty amine gather Oxygen vinyl Ether, fatty acid ethylene oxide addition product, polyoxyethylene polyoxypropylene block compound, castor oil polyoxyethylene ether, nonyl Base phenol polyethenoxy ether, TWEEN Series, Polyethylene Glycol series, Sulfonateses, carboxylate, sulfate, phosphate, phosphorous acid One or more combinations in salt, lignosulfonates, xanthan gum, phenol formaldehyde condensate, ammonium salt, quaternary etc., figuration Agent includes Ketohexamethylene, dimethylbenzene, various solvent naphthas, water, antifreezing agent (such as Propylene Glycol), deionized water etc..Above auxiliary agent, Excipient and other adjuvants can be with alone or be used in combination.
Described dosage form is cream, wettable powder, suspending agent, aqueous emulsion, microemulsion or water dispersion granule.
It is a still further object of the present invention to provide the bactericidal composition is preparing the fungus-caused fungal disease medicine of preventing and treating resistance plant On application.Preferably, described bactericidal composition is preparing preventing and treating Cereal, fruit tree, vegetable crop refractory fungal disease medicine The application in object space face, is especially preparing preventing and treating scab, gray mold, rust, powdery mildew, downy mildew, epidemic disease, anthrax Application on the fungal disease medicine such as disease, Cereal smut, seedling stage yellow blight, most preferably prevents and treats pear scab medicine in preparation On application.Described bactericidal composition is respectively provided with significant effect to above-mentioned resistance plant fungal disease, can produce higher association Same potentiation.
Compared with prior art, beneficial effects of the present invention:
(1), compared with single dose, the bactericidal composition scope of application of the present invention increases, and expands preventing and treating spectrum, it is adaptable to prevent and treat cereal Class, fruit tree, the refractory fungal disease of vegetable, have preventing and treating effect well to ascomycetess, basidiomycetes, Fungi Imperfecti fungal disease Really, preventing and treating scab, gray mold, rust, powdery mildew, downy mildew, epidemic disease, anthrax, Cereal are particularly suitable for black Fringe disease, seedling stage yellow blight, are respectively provided with significant effect, can produce higher synergistic function.
(2), compared with single dose, overcome and delayed Drug resistance, funguses can be suppressed to unitary agent (fluopyram and good fortune It is U.S. double arbitrary) drug-fast generation, alternative routine and be also easy to produce the pesticide of resistance.
(3), the consumption of the amount ratio independent reactive compound of bactericidal composition of the present invention is substantially reduced, i.e. the activity of mixture is big In the activity of independent component, compared with single dose, preventing and treating recruitment, drug cost are reduced.
Specific embodiment
With reference to embodiments technical scheme is described further, two kinds of reactive compounds can be processed into permission Any one dosage form, but the preparation that can process of the two kinds of active components be not limited only to it is set forth below.The system of dosage form in embodiment Preparation Method is conventional method.
" % " of the present invention is weight percentage.
Embodiment 1
Weigh fluopyram 5g, thiram 10g, detergent LS (to methoxyl group fatty acyl amido benzene sulfonic acid sodium salt) 2g, expansion Powder NNO (sodium methylene bis-naphthalene sulfonate) 4g, white carbon 5g, Kaolin add to 100g, and mixture carries out comminution by gas stream, Prepared effective ingredient weight percentage is 15% fluopyram-thiram wettable powder.
Embodiment 2
Fluopyram 3g, thiram 12g, sodium lauryl sulphate 3g, dispersing agent NNO 4g, white carbon 5g are weighed, it is high Ridge soil adds to 100g, and mixture carries out comminution by gas stream, and it is 15% fluopyram-good fortune that effective ingredient weight percentage is obtained U.S. double wettable powders.
Embodiment 3
Fluopyram 2g, thiram 18g, sodium lauryl sulphate 3g, dispersing agent NNO 4g, white carbon 5g are weighed, it is high Ridge soil adds to 100g, and mixture carries out comminution by gas stream, and it is 20% fluopyram-good fortune that effective ingredient weight percentage is obtained U.S. double wettable powders.
Embodiment 4
Weigh fluopyram 5g, thiram 50g, three phenethyl phenol polyoxyethylene ether phosphate 3g, agriculture breast 33# (alkyl Aryl polyoxyethylene polyoxypropylene ether) 2g, alkylphenol polyoxyethylene 1g, 150# solvent naphtha 13g add water to 100g.Will Above raw material routinely prepares the method input mixing kettle high speed mixing of aqueous emulsion, and making effective Ingredients Weight percentage composition is 55% fluopyram-thiram aqueous emulsion.
Embodiment 5
Weigh fluopyram 2g, thiram 30g, calcium dodecyl benzene sulfonate 6g, three phenethyl phenol polyoxyethylene ether phosphates 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, isopropanol 10g, add water to 100g.Above raw material is routinely matched somebody with somebody Mix in the method input mixing kettle of microemulsion processed, effective Ingredients Weight percentage composition is made for 32% fluopyram-thiram Microemulsion.
Embodiment 6
Weigh fluopyram 1g, thiram 5g, three phenethyl phenol polyoxyethylene ether phosphate 3g, agriculture breast 33#2g, alkyl Phenol polyethenoxy ether 1g, 150# solvent naphtha 13g, adds water to 100g.The method that above raw material routinely prepares aqueous emulsion is thrown Enter the mixing of mixing kettle high speed, effective Ingredients Weight percentage composition is made for 6% fluopyram-thiram aqueous emulsion.
Embodiment 7
Weigh fluopyram 50g, thiram 20g, calcium dodecyl benzene sulfonate 5g, phenethyl phenol polyethenoxy ether 2g, castor Oleum Sesami polyoxyethylene ether 2g, plus 150# solvent naphthas are to 100g.Above raw material is routinely prepared into the method input mixing kettle of cream Middle mixing, makes effective Ingredients Weight percentage composition for 70% fluopyram-thiram cream.
Embodiment 8
Fluopyram 2g, thiram 40g, calcium dodecyl benzene sulfonate 8g, phenethyl phenol polyethenoxy ether 5 are weighed, plus 150# solvent naphthas are to 100g.Mix in the method input mixing kettle that above raw material is routinely prepared cream, make effective ingredient Weight percentage is 42% fluopyram-thiram cream.
Embodiment 9
Weigh fluopyram 5g, thiram 20g, calcium dodecyl benzene sulfonate 6g, three phenethyl phenol polyethenoxy ether phosphoric acid Ester 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, isopropanol 10g, add water to 100g.By above raw material routinely Mix in the method input mixing kettle for preparing microemulsion, effective Ingredients Weight percentage composition is made for 25% fluopyram-Fu Mei Double microemulsions.
Embodiment 10
Fluopyram 5g, thiram 0.5g, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether 7g are weighed, plus 150# solvent naphthas are to 100g.Mix in the method input mixing kettle that above raw material is routinely prepared cream, make effective ingredient Weight percentage is 5.5% fluopyram-thiram cream.
Embodiment 11
Fluopyram 5g, thiram 30g, calcium dodecyl benzene sulfonate 4g, phenethyl phenol polyethenoxy ether 4g are weighed, plus 150# solvent naphthas are to 100g.Mix in the method input mixing kettle that above raw material is routinely prepared cream, make effective ingredient Weight percentage is 35% fluopyram-thiram cream.
Embodiment 12
Weigh fluopyram 10g, thiram 10g, lignin 2g, polyoxyethylene poly-oxygen propylene aether 4g, xanthan gum 0.15g, ethylene glycol 5g, siloxanes 0.10g, aluminium-magnesium silicate 0.5g, complement to 100g with water, make in the presence of sand mill It is 20% fluopyram-thiram suspending agent into effective ingredient weight percentage.
Embodiment 13
Weigh fluopyram 30g, thiram 12g, lignin 2g, polyoxyethylene poly-oxygen propylene aether 4g, xanthan gum 0.15g, ethylene glycol 5g, siloxanes 0.10g, aluminium-magnesium silicate 0.5g, complement to 100g with water, make in the presence of sand mill It is 42% fluopyram-thiram suspending agent into effective ingredient weight percentage.
Embodiment 14
Weigh fluopyram 2g, thiram 5g, sodium lignin sulfonate 8g, sodium lauryl sulphate 2g, ammonium sulfate 5g, Polyvinyl alcohol 5g, Borax 2g, white carbon 3g, kieselguhr complement to 100g, and above raw material is pressed water dispersible granular agent method system It is 7% fluopyram-thiram water dispersion granule into effective ingredient weight percentage.
Embodiment 15
Weigh fluopyram 4g, thiram 13g, sodium lignin sulfonate 8g, sodium lauryl sulphate 2g, ammonium sulfate 5g, Polyvinyl alcohol 5g, Borax 2g, kieselguhr complement to 100g, and above raw material is formed with imitating composition by water dispersible granular agent method Weight percentage is 17% fluopyram-thiram water dispersion granule.
Embodiment 16
Weigh fluopyram 5g, thiram 15g, lignin 2g, polyoxyethylene poly-oxygen propylene aether 4g, xanthan gum 0.15g, Ethylene glycol 5g, siloxanes 0.10g, aluminium-magnesium silicate 0.5g, complement to 100g with water, make in the presence of sand mill effectively into Weight percentage is divided to be 20% fluopyram-thiram suspending agent.
Embodiment 17
Indoor biometricses are tested:
Mycelial growth rate method is adopted indoors, determines different agents to pear scab bacterial strain (Venturia piritna Aderh) EC50Value, using co-toxicity coefficient computational methods, calculates the co-toxicity coefficient (CTC) of mixture, determines the building performance of mixture, has Body computational methods are as follows:
With in mixture, a certain single dose (generally selects EC as standard agent50Junior), calculated:
Single dose toxicity index=standard agent EC50/ certain single dose EC50×100
Toxicity index × the B of the toxicity index of theoretical toxicity index=A single doses × A single doses proportion+B single doses in mixture is mono- Agent proportion in mixture
The EC of actual measurement toxicity index=standard single dose50The EC of value/mixture50Value × 100
Co-toxicity coefficient=actual measurement toxicity index/theoretical toxicity index × 100
Co-toxicity coefficient is classified:When CTC is more than 120, mixture has synergetic, and CTC exists for antagonism, CTC when being less than 80 It is summation action between 80-120.
Table 1:Indoor biometricses result of the fluopyram+thiram different ratio to pear scab bacterial strain
Medicament Virulence regression equation EC50(mg/L) Co-toxicity coefficient
Fluopyram (A) Y=2.05X+3.22 7.415 -
Thiram (B) Y=1.64X+4.49 2.058 -
A:B=80:1 Y=3.36X+2.29 6.385 112.52
A:B=1:1 Y=2.35X+4.45 1.718 187.49
A:B=1:3 Y=2.42X+4.53 1.571 159.86
A:B=1:6 Y=1.96X+5.09 0.900 254.87
A:B=1:9 Y=2.70X+4.94 1.055 210.32
A:B=1:60 Y=4.11X+3.68 2.090 99.63
A:B=1:70 Y=2.95X+4.25 1.792 116.02
1 indoor biometricses of table test result indicate that, fluopyram and thiram weight ratio are 1~70:1~50 compositionss are altogether Malicious coefficient is both greater than 120, has obvious synergistic function to pear cucumerinum.
Field control effectiveness test:
Carried out preventing and treating pear scab test with pesticidal preparations obtained in above-described embodiment.
1st, test process:This test medicine consumption sets three concentration for the treatment of, comparison medicament point respectively according to the difference of each composition It is not 41.7% fluopyram SC of pesticide single dose and 50% thiram WP and blank clean water experiment.
2nd, each plot area of test method is 66.7m2, it is repeated 3 times;Investigation drug effect method after investigating and prevent and treat before dispenser For:5 points of randomization (takes 5M per in the test process area2), the state of an illness point is carried out according to national field test relevant criterion Level, calculates preventive effect.
3rd, result of the test see the table below:
Table 2:Field efficacy result of the fluopyram+thiram different ratio to pear scab
As shown in Table 2:Compared with single dose, fluopyram and thiram compositionss have significant effect, energy to pear scab Produce higher synergistic function.The consumption of the amount ratio independent reactive compound of bactericidal composition is substantially reduced, i.e. mixture Activity more than independent component activity, compared with single dose, reduce preventing and treating recruitment, drug cost.
Shown by indoor biometricses and field efficacy result, fluopyram there is obvious Synergistic to make with thiram compositionss With the prevention effect of compositionss is excellent, and prevention effect is better than single dose kind, in agricultural application has using value.

Claims (10)

1. the bactericidal composition of a kind of containing fluopyram and thiram, it is characterised in that it with fluopyram and thiram is Main active, described fluopyram and the weight ratio of thiram are 1~70:1~50.
2. the bactericidal composition of containing fluopyram according to claim 1 and thiram, it is characterised in that described fluorine Pyrrole bacterium amide is 5~50 with the weight ratio of thiram:10~50.
3. the bactericidal composition of containing fluopyram according to claim 2 and thiram, it is characterised in that described fluorine Pyrrole bacterium amide is 5~40 with the weight ratio of thiram:10~45.
4. the bactericidal composition of containing fluopyram according to claim 3 and thiram, it is characterised in that described fluorine Pyrrole bacterium amide is 1 with the weight ratio of thiram:1~9.
5. the bactericidal composition of containing fluopyram according to claim 1 and thiram, it is characterised in that described fluorine It is 2~80% that both pyrrole bacterium amide and thiram account for the weight percentage of compositionss.
6. the bactericidal composition of containing fluopyram according to claim 5 and thiram, is characterized in that being described It is 5.5~70% that both fluopyram and thiram account for the weight percentage of compositionss.
7. the bactericidal composition of containing fluopyram according to claim 1 and thiram, it is characterised in that it is with fluorine pyrrole Bacterium amide and thiram are that principle active component and insecticides adjuvant, excipient are configured to any one dosage form allow on pesticide.
8. the bactericidal composition of containing fluopyram according to claim 7 and thiram, it is characterised in that described agent Type is cream, suspending agent, aqueous emulsion, wettable powder, microemulsion or water dispersion granule.
9. the bactericidal composition of the containing fluopyram and thiram described in claim 1 is preparing preventing and treating resistance plant funguses medicine Application in thing disease.
10. the bactericidal composition of the containing fluopyram and thiram described in claim 1 is preparing preventing and treating scab, grey mold Application on disease, rust, powdery mildew, downy mildew, epidemic disease, anthrax, Cereal smut, seedling stage yellow blight medicine, it is excellent It is selected in and prepares the application prevented and treated on pear scab medicine.
CN201510594377.9A 2015-09-17 2015-09-17 The bactericidal composition and its application of a kind of containing fluopyram and thiram Pending CN106538575A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1917762A (en) * 2004-02-12 2007-02-21 拜尔农科股份有限公司 Fungicidal composition comprising a pyridylethylbenzamide derivative and a compound capable of inhibiting the spores germination or mycelium growth by acting on different metabolic routes
EP2039772A2 (en) * 2009-01-06 2009-03-25 Bayer CropScience AG Method for improved utilization of the production potential of transgenic plants introduction
CN102726426A (en) * 2011-04-16 2012-10-17 青岛凯源祥化工有限公司 Bactericidal composition containing fluopicolide and polyoxin

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1917762A (en) * 2004-02-12 2007-02-21 拜尔农科股份有限公司 Fungicidal composition comprising a pyridylethylbenzamide derivative and a compound capable of inhibiting the spores germination or mycelium growth by acting on different metabolic routes
EP2039772A2 (en) * 2009-01-06 2009-03-25 Bayer CropScience AG Method for improved utilization of the production potential of transgenic plants introduction
CN102726426A (en) * 2011-04-16 2012-10-17 青岛凯源祥化工有限公司 Bactericidal composition containing fluopicolide and polyoxin

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