CN105831140B - A kind of bactericidal composition and its application of Fluxapyroxad-containsterilization and thiram - Google Patents
A kind of bactericidal composition and its application of Fluxapyroxad-containsterilization and thiram Download PDFInfo
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- CN105831140B CN105831140B CN201610264931.1A CN201610264931A CN105831140B CN 105831140 B CN105831140 B CN 105831140B CN 201610264931 A CN201610264931 A CN 201610264931A CN 105831140 B CN105831140 B CN 105831140B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/26—Oxidation products of dithiocarbamic acid derivatives, e.g. thiuram sulfides
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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- Pest Control & Pesticides (AREA)
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Abstract
The invention discloses the bactericidal compositions and its application of a kind of Fluxapyroxad-containsterilization and thiram.The bactericidal composition is using fluxapyroxad and thiram as principle active component, and wherein the mass ratio of fluxapyroxad and thiram is 1~70：1~50.The bactericidal composition can be applied to prevention Cereal, fruit tree, vegetable disease, has higher synergistic function, overcomes and delayed the drug resistance of germ, and sterilization speed is fast, the lasting period is long, reduces application cost, and control effect is substantially better than the use of its single dose.The present invention can be used for preventing the fungal disease on crops, it is particularly possible to which, for preventing the fungal diseases such as banded sclerotial blight, gray mold, downy mildew, epidemic disease, anthracnose, significant effect is used better than single dose.
Description
Technical field：
It is main with fluxapyroxad and thiram the present invention relates to a kind of bactericidal composition and application thereof, especially one kind
The bactericidal composition of active constituent and its application.
Background technology
Fluxapyroxad (fluxapyroxad), chemical formula：C18H12F5N3O, chemical name：3- (difluoromethyl) -1- first
Base-N- (3', 4', 5'- trifluoro-biphenyl -2- bases) pyrazole-4-carboxamide.
Fluxapyroxad belongs to benzamide type fungicide, is succinate dehydrogenase inhibitors, is a kind of broad-spectrum germicide,
With excellent treatment, systemic activity, good control effect is all had to all kinds of crop banded sclerotial blights, gray mold etc..
Thiram (Thiram), molecular formula：C6H12N2S4, chemical name：Tetramethyl thiuram disulfide.Structural formula：
Thiram is protective fungicide, and good fortune U.S.A of broad spectrum protection is fungicide, to various crop downy mildew, epidemic disease,
Anthracnose, Cereal smut, seedling stage yellow blight have preferable prevention.
The difficulty of prevention and cure of phytopathogen is increasing at present, on the one hand, with the change of pattern of farming, melon fruits and vegetables etc.
Industrial crops cultivated area gradually expands, and disease occurrence degree, generation quantity increase, and is increased in the upper difficulty of prevention；Separately
On the one hand, the resistance of pathogen rises year by year under lasting medicament selection pressure, and the control effect of single dose is had a greatly reduced quality, plant
Disease control is faced with significant challenge.
Invention content：
The purpose of the present invention is provide a kind of applied widely, at low cost, effect good fluorine-containing in view of the above technical problems
The plant bactericidal composition of azoles bacterium amide and thiram.
It is a still further object of the present invention to provide the bactericidal compositions to cause answering on fungal disease in prevention plant epiphyte
With the especially purposes on prevention banded sclerotial blight, gray mold, downy mildew, epidemic disease, the fungal diseases such as anthracnose.
The purpose of the present invention is be achieved through the following technical solutions：
A kind of bactericidal composition of Fluxapyroxad-containsterilization and thiram, the bactericidal composition is with fluxapyroxad and thiram
For principle active component, the wherein mass ratio of fluxapyroxad and thiram is 1~70：1~50, wherein have in bactericidal composition
Effect composition is present in enhancing effective amount in composition.
The mass ratio of the bactericidal composition, wherein fluxapyroxad and thiram is preferably 1~30：1~50, into one
Step preferably 1~30：1~30, it is still more preferably 10~30：1~4.
Fluxapyroxad and the preferred mass of thiram proportioning may be：70：1、50：1、30：1、20：1、10：1、5：
1、2.5：1、1：1、1：2、1：4、1：6、1：10、1：20、1：30、1：50.
In the compositions of the present invention, both fluxapyroxad and thiram account for composition mass percentage be 2~
80%, preferably 5~70%.
The bactericidal composition, wherein using fluxapyroxad and thiram as principle active component and known auxiliary agent and
Excipient is re-dubbed any one dosage form allowed on pesticide.These known auxiliary agents, excipients have dispersant, diffusant, disappear
Calcium dodecyl benzene sulfonate, alkyl phenol polyoxyethylene ether, benzyl phenol polyethenoxy may be used in infusion, wetting agent, disintegrant etc.
Ether, phenethyl phenol polyethenoxy ether, fatty alcohol polyoxyethylene ether and its similar products, aliphatic amine polyoxyethylene ether, aliphatic acid ring
Oxidative ethane addition product, castor oil polyoxyethylene ether, nonylphenol polyoxyethylene ether, is spat at polyoxyethylene polyoxy propylene block compound
Warm series, fatty alcohol polyoxyethylene ether, polyethylene glycol series, Sulfonates, carboxylate, sulfate, phosphate, phosphite,
One or more of lignosulfonates, xanthans, phenol formaldehyde condensate, ammonium salt, quaternary etc. combine, and excipient includes
Cyclohexanone, dimethylbenzene, various solvent naphthas, water, antifreezing agent (such as propylene glycol), deionized water.The above auxiliary agent, excipient and other
Auxiliary material can be applied alone or be used in combination.
The bactericidal composition, dosage form are missible oil, wettable powder, suspending agent, aqueous emulsion or water dispersion granule.
Application of the above-mentioned bactericidal composition on preparing prevention fungal diseases of plants drug.Especially in prevention cereal
Application in terms of class, fruit tree, vegetable crop disease has remarkable result.
Above-mentioned application, the fungal diseases of plants be banded sclerotial blight, gray mold, downy mildew, epidemic disease, in anthracnose extremely
Few one kind.
The characteristics of bactericidal composition of the present invention：
1, the fluxapyroxad and thiram used in the present invention, the mechanism of action is different, mutual mixture not will produce it is low touch, can
Synergy reduces dosage, reduces cost.
2, the present composition scope of application increases, suitable for preventing the refractory fungal disease of Cereal, fruit tree, vegetables,
Especially preventing banded sclerotial blight, gray mold, downy mildew, epidemic disease, anthracnose etc. has significant effect.Bactericidal composition pair of the present invention
The fungal diseases such as sac fungus, basidiomycetes, Fungi Imperfecti have good control effect；And inhibit pest or fungi to single formulation
The generation of the drug resistance of (fluxapyroxad and thiram are any).Bactericidal composition of the present invention can generate higher synergistic work
With, and the dosage of the amount ratio independent reactive compound of the mixture substantially reduces, i.e., and the activity of mixture is more than independent group
The activity divided.
Beneficial effects of the present invention compared with prior art：(1) compared with single dose, the composition antagonism fungal disease is such as
The fungal diseases such as banded sclerotial blight, gray mold, downy mildew, epidemic disease, anthracnose have apparent synergistic function, overcome and delayed anti-medicine
Property, expand prevention spectrum, hence it is evident that improve control effect；(2) prevention recruitment, drug cost are reduced；(3) alternative routine and easily production
The pesticide of raw resistance；(4) compared with single dose, production and application cost reduces；(5) inhibit the generation of fungi drug resistance, effect
It is apparently higher than the use of its single dose.
Specific implementation mode
The invention will be further described with reference to embodiments, and the preparation method of dosage form is conventional side in embodiment
Method, " % " of the present invention is mass percent.
Indoor biometrics experiment：
Mycelial growth rate method is used indoors, measures EC of the different agents to bacterial strain50Value, using co-toxicity coefficient calculating side
Method calculates the co-toxicity coefficient (CTC) of mixture, determines the building performance of mixture, circular is as follows：
Using a certain single dose in mixture (EC is generally selected as standard agent50Junior), it is calculated：
Single dose toxicity index=standard agent EC50/ certain single dose EC50×100
The toxicity index of the toxicity index of theoretical toxicity index=A single doses × A single doses proportion+B single doses in mixture
× B single doses proportion in mixture
The EC of survey toxicity index=standard single dose50The EC of value/mixture50Value × 100
Co-toxicity coefficient=survey toxicity index/theoretical toxicity index × 100
Co-toxicity coefficient is classified：It is antagonism when being less than 80 that mixture, which has synergetic, CTC, when CTC is more than 120, and CTC exists
It is summation action between 80-120.
According to active ingredient fluxapyroxad (A)：Thiram (B) quality proportioning is：80：1、70：1、50：1、30：1、20：
1、10：1、5：1、2.5：1、1：1、1：2、1：4、1：6、1：10、1：20、1：30、1：50、1：60 are tested, and measure it to peppery
The co-toxicity coefficient of green pepper epidemic disease bacterium (Phytophthora capsici Leonian.).
Table 1：Indoor biometrics result of the fluxapyroxad+thiram different ratio to phytophthora capsici
Field control effectiveness test：
The pesticidal preparations prevention capsicum epidemic disease experiment made from above-described embodiment.
1, test process：This test medicine dosage sets three concentration for the treatment of, comparison medicine respectively according to the difference of each ingredient
Agent is pesticide single dose 25% fluxapyroxad SC and 50% thiram WP and blank clean water experiment respectively.
2, each plot area of test method is 66.7m2, it is repeated 3 times；Investigation drug effect side after investigating and prevent before dispenser
Method is：5 points of grab sample in test process area carry out severity Scaling according to national field trial relevant criterion, calculate preventive effect.
Test result is shown in Table 2：
2 field test effect of table
By indoor biometrics and field efficacy, the result shows that, fluxapyroxad has with thiram composition significantly to be cooperateed with
The control effect of synergistic effect, composition is excellent, and control effect is better than single dose kind, has the valence of applying in agricultural is applied
Value.
Two kinds of reactive compounds can be processed into any one dosage form of permission, illustrate two kinds below with specific embodiment
The preparation that active ingredient is processed into, but the preparation that can process of the two kinds of active components be not limited only to it is set forth below.
Embodiment 1：15% fluxapyroxad thiram wettable powder (1:2)
By fluxapyroxad 5g, thiram 10g, detergent LS (to methoxyl group aliphatic acid amido benzene sulfonic acid sodium salt) 2g, diffusion
Agent NNO (sodium methylene bis-naphthalene sulfonate) 4g, white carbon 5g, kaolin add to 100g mixtures and carry out air-flow crushing, are made effective
Ingredient percent is 15% fluxapyroxad thiram wettable powder.
Embodiment 2：15% fluxapyroxad thiram wettable powder (1:4)
By fluxapyroxad 3g, thiram 12g, lauryl sodium sulfate 3g, dispersing agent NNO 4g, white carbon 5g, kaolinite
Soil adds to 100g mixtures and carries out air-flow crushing, and it is that 15% fluxapyroxad thiram can that active ingredient mass percent, which is made,
Wet powder.
Embodiment 3：14% fluxapyroxad thiram wettable powder (1:6)
By fluxapyroxad 2g, thiram 12g, lauryl sodium sulfate 3g, dispersing agent NNO 4g, white carbon 5g, kaolinite
Soil adds to 100g mixtures and carries out air-flow crushing, and it is that 14% fluxapyroxad thiram can that active ingredient mass percent, which is made,
Wet powder.
Embodiment 4：20% fluxapyroxad thiram suspending agent (1:1)
10g fluxapyroxads, 10g thiram, lignin 2g, polyoxyethylene poly-oxygen propylene aether and its sulfate 4g are weighed,
Xanthans 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g complement to 100g with water, in the effect of sand mill
Under be made effective ingredient percent be 20% fluxapyroxad thiram suspending agent.
Embodiment 5：55% fluxapyroxad thiram aqueous emulsion (1:10)
Weigh 5g fluxapyroxads, 50g thiram, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkyl
Phenol polyethenoxy ether 1g, solvent naphtha 13g, adds water to 100g.The method that the above raw material routinely prepares aqueous emulsion is put into mixing
Kettle high speed mixes, and it is 55% fluxapyroxad thiram aqueous emulsion that effective ingredient percent, which is made,.
Embodiment 6：42% fluxapyroxad thiram missible oil (1:20)
Weigh 2g fluxapyroxads, 40g thiram, it is calcium dodecyl benzene sulfonate 8g, phenethyl phenol polyethenoxy ether 5g, molten
Agent oil is to 100g.The above raw material is routinely prepared and is mixed in the method input mixing kettle of missible oil, effective composition quality hundred is made
Divide than being 42% fluxapyroxad thiram missible oil.
Embodiment 7：70% fluxapyroxad thiram missible oil (2.5:1)
Weigh 50g fluxapyroxads, 20g thiram, calcium dodecyl benzene sulfonate 5g, phenethyl phenol polyethenoxy ether 2g,
Castor oil polyoxyethylene ether 2g, solvent naphtha to 100g.The above raw material is routinely prepared and is mixed in the method input mixing kettle of missible oil
It closes, it is 70% fluxapyroxad thiram missible oil that effective ingredient percent, which is made,.
Embodiment 8：18% fluxapyroxad thiram water dispersion granule (5：1)
15g fluxapyroxads, 3g thiram are weighed, wooden sodium sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g gather
Vinyl alcohol 5g, borax 2g, diatomite 28g complement to 100g, and the above raw material is formed with effect ingredient by water dispersible granular agent method
Mass percent is 17% fluxapyroxad thiram water dispersion granule.
Embodiment 9：11% fluxapyroxad thiram missible oil (10:1)
Weigh 10g fluxapyroxads, 1g thiram, it is calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether 7g, molten
Agent oil is to 100g.The above raw material is routinely prepared and is mixed in the method input mixing kettle of missible oil, effective composition quality hundred is made
Divide than being 11% fluxapyroxad thiram missible oil.
Embodiment 10：32% fluxapyroxad thiram microemulsion (20:1)
Weigh 30g fluxapyroxads, 2g thiram, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphoric acid
Ester 3g, agriculture breast 33#2g, alkyl phenol polyoxyethylene ether 1g, isopropanol 10g add water to 100g.The above raw material is routinely prepared micro-
It is mixed in the method input mixing kettle of emulsion, it is 32% fluxapyroxad thiram micro emulsion that effective ingredient percent, which is made,
Agent.
Embodiment 11：31% fluxapyroxad thiram missible oil (30:1)
Weigh 30g fluxapyroxads, 1g thiram, it is calcium dodecyl benzene sulfonate 4g, phenethyl phenol polyethenoxy ether 4g, molten
Agent oil is to 100g.The above raw material is routinely prepared and is mixed in the method input mixing kettle of missible oil, effective composition quality hundred is made
Divide than being 31% fluxapyroxad thiram missible oil.
Embodiment 12：51% fluxapyroxad thiram suspending agent (50:1)
50g fluxapyroxads, 1g thiram, lignin 2g, polyoxyethylene poly-oxygen propylene aether and its sulfate 4g are weighed, it is yellow
Virgin rubber 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g complement to 100g with water, under the action of sand mill
It is 51% fluxapyroxad thiram suspending agent that effective ingredient percent, which is made,.
Embodiment 13：32% fluxapyroxad thiram microemulsion (1:15)
Weigh 2g fluxapyroxads, 30g thiram, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphoric acid
Ester 3g, agriculture breast 33#2g, alkyl phenol polyoxyethylene ether 1g, isopropanol 10g add water to 100g.The above raw material is routinely prepared micro-
It is mixed in the method input mixing kettle of emulsion, it is 32% fluxapyroxad thiram micro emulsion that effective ingredient percent, which is made,
Agent.
Embodiment 14：6% fluxapyroxad thiram aqueous emulsion (1:5)
Weigh 1g fluxapyroxads, 5g thiram, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkyl phenol
Polyoxyethylene ether 1g, solvent naphtha 13g, adds water to 100g.The method that the above raw material routinely prepares aqueous emulsion is put into mixing kettle
High speed mixes, and it is 6% fluxapyroxad thiram aqueous emulsion that effective ingredient percent, which is made,.
Embodiment 15：62% fluxapyroxad thiram microemulsion (1:30)
Weigh 2g fluxapyroxads, 60g thiram, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphoric acid
Ester 3g, agriculture breast 33#2g, alkyl phenol polyoxyethylene ether 1g, isopropanol 10g add water to 100g.The above raw material is routinely prepared micro-
It is mixed in the method input mixing kettle of emulsion, it is 62% fluxapyroxad thiram micro emulsion that effective ingredient percent, which is made,
Agent.
Embodiment 16：51% fluxapyroxad thiram suspending agent (1:50)
1g fluxapyroxads, 50g thiram, lignin 2g, polyoxyethylene poly-oxygen propylene aether and its sulfate 4g are weighed, it is yellow
Virgin rubber 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g complement to 100g with water, under the action of sand mill
It is 51% fluxapyroxad thiram suspending agent that effective ingredient percent, which is made,.
Embodiment 17：7% fluxapyroxad thiram water dispersion granule (1：2.5)
Weigh 2g fluxapyroxads, 5g thiram, wooden sodium sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g, poly- second
Enol 5g, borax 2g, white carbon 3g, diatomite complement to 100g, and the above raw material is formed with imitating by water dispersible granular agent method
Ingredient percent is 7% fluxapyroxad thiram water dispersion granule.
Claims (8)
1. a kind of application of the bactericidal composition of Fluxapyroxad-containsterilization and thiram on preparing prevention capsicum epidemic disease drug, special
Sign is the bactericidal composition using fluxapyroxad and thiram as principle active component, wherein fluxapyroxad and thiram
Mass ratio is 1~70：1~50.
2. application according to claim 1, it is characterised in that the mass ratio of the fluxapyroxad and thiram be 1~
30：1~50.
3. application according to claim 2, it is characterised in that the mass ratio of the fluxapyroxad and thiram be 1~
30：1~30.
4. application according to claim 3, it is characterised in that the mass ratio of the fluxapyroxad and thiram be 10~
30：1~4.
5. application according to claim 1, it is characterised in that both described fluxapyroxad and thiram account for composition
Mass percentage be 2-80%.
6. application according to claim 5, it is characterised in that both described fluxapyroxad and thiram account for composition
Mass percentage be 5-70%.
7. application according to claim 1, it is characterised in that using fluxapyroxad and thiram as principle active component and
Insecticides adjuvant, excipients are configured to any one dosage form allowed on pesticide.
8. application according to claim 7, it is characterised in that the dosage form is missible oil, suspending agent, aqueous emulsion, wettable
Pulvis or water dispersion granule.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6235684B1 (en) * | 1997-08-29 | 2001-05-22 | Novartis Crop Protection, Inc. | Fungicidal combinations comprising phenylacrylic acid derivatives |
| CN101631465A (en) * | 2007-02-05 | 2010-01-20 | 巴斯夫欧洲公司 | Fungicidal mixtures comprising substituted 1-methylpyrazol-4-ylcarboxanilides |
| CN102014628A (en) * | 2008-02-05 | 2011-04-13 | 巴斯夫欧洲公司 | Plant health composition |
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2016
- 2016-04-26 CN CN201610264931.1A patent/CN105831140B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6235684B1 (en) * | 1997-08-29 | 2001-05-22 | Novartis Crop Protection, Inc. | Fungicidal combinations comprising phenylacrylic acid derivatives |
| CN101631465A (en) * | 2007-02-05 | 2010-01-20 | 巴斯夫欧洲公司 | Fungicidal mixtures comprising substituted 1-methylpyrazol-4-ylcarboxanilides |
| CN102014628A (en) * | 2008-02-05 | 2011-04-13 | 巴斯夫欧洲公司 | Plant health composition |
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