CN107467033A - A kind of bactericidal composition and its application containing isopyrazam and Metalaxyl-M - Google Patents
A kind of bactericidal composition and its application containing isopyrazam and Metalaxyl-M Download PDFInfo
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- CN107467033A CN107467033A CN201710538218.6A CN201710538218A CN107467033A CN 107467033 A CN107467033 A CN 107467033A CN 201710538218 A CN201710538218 A CN 201710538218A CN 107467033 A CN107467033 A CN 107467033A
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- Prior art keywords
- metalaxyl
- isopyrazam
- bactericidal composition
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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
-
- 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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/44—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
- A01N37/46—N-acyl derivatives
Abstract
The invention discloses a kind of bactericidal composition containing isopyrazam and Metalaxyl-M and its application.The bactericidal composition is using isopyrazam and Metalaxyl-M as principle active component, and wherein the mass ratio of isopyrazam and Metalaxyl-M is 1~70：1~50.The bactericidal composition can be applied to prevent and treat Cereal, fruit tree, vegetable disease, has higher synergistic function, overcomes and delayed the resistance to the action of a drug of germ, and sterilization speed is fast, the lasting period is long, reduces application cost, and prevention effect is substantially better than the use of its single dose.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 downy mildew, rust, sclerotiniose, gray mold, powdery mildew, scab of apple, effect is better than single dose use.
Description
Technical field：
The present invention relates to a kind of bactericidal composition and application thereof, and especially one kind is based on isopyrazam and Metalaxyl-M
Want bactericidal composition and its application of active component.
Background technology
Isopyrazam (Isopyrazam), molecular formula：C20H23F2N3O, chemical name：3- difluoromethyl -1- methyl-N-
【1,2,3 ,-tetrahydrochysene=9- (1- Methylethyls)-Isosorbide-5-Nitrae-methanonaphthalen-5- bases】- 1H- pyrazole-4-carboxamides.
Isopyrazam is pyrazoles series bactericidal agent, is the absorbability that a kind of new spectrum, protection and therapeutic activity have concurrently
Bactericide.
Metalaxyl-M (Penthiopyrad), molecular formula：C16H20F3N3OS, chemical name：(RS)-N- [2- (1,3- diformazans
Base butyl) -3- thiophene phenyls] -1- methyl -3- (trifluoromethyl) -1H- pyrazole-4-carboxamides.Structural formula：
Metalaxyl-M is the novel acid amide fungicides of Mitsui chemical company research and development, and it is killed with existing carboxyl acylamide
Microbial inoculum has different fungicidal spectrums.Except with as existing carboxyl acylamide bactericide to basidiomycetes effectively in addition to, it is to sac fungus, endless
Full bacterium is also effective, is now recommended for gray mold and powdery mildew that preventing and treating has resistance to other bactericide.
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 progressively expands, and disease occurrence degree, generation quantity increase, and difficulty increases in preventing and treating；Separately
On the one hand, the resistance of pathogen rises year by year under lasting medicament selection pressure, and the prevention effect of single dose is had a greatly reduced quality, plant
Disease control is faced with significant challenge.
The content of the invention：
The purpose of the present invention be for above-mentioned technical problem provide it is a kind of it is applied widely, cost is low, effect is good contains pyrrole
The plant bactericidal composition of azoles naphthalene bacterium amine and Metalaxyl-M.
Cause answering on fungal disease in preventing and treating plant epiphyte it is a still further object of the present invention to provide the bactericidal composition
With the especially purposes on preventing and treating downy mildew, rust, sclerotiniose, gray mold, powdery mildew, the fungal disease such as scab of apple.
The purpose of the present invention is to be achieved through the following technical solutions：
A kind of bactericidal composition containing isopyrazam and Metalaxyl-M, the bactericidal composition is with isopyrazam and smart first
White spirit is principle active component, and wherein the mass ratio of isopyrazam and Metalaxyl-M is 1~70：1~50, wherein Bactericidal composite
Effective ingredient is present in composition with enhancing effective amount in thing.
The mass ratio of described bactericidal composition, wherein isopyrazam and Metalaxyl-M is preferably 1~5：1~50, enter
One step is preferably 5：1.
In other preferable technical schemes：The mass ratio 70 of isopyrazam and Metalaxyl-M：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 or 1：50.
In the compositions of the present invention, accounted for both isopyrazam and Metalaxyl-M the weight/mass percentage composition of composition for 2~
80%.It is preferred that 10~40%.
Described bactericidal composition, wherein using isopyrazam and Metalaxyl-M as principle active component and known auxiliary agent
Any one formulation allowed on agricultural chemicals is re-dubbed with excipient.These known auxiliary agents, excipients have dispersant, diffusant,
Defoamer, wetting agent, disintegrant etc., calcium dodecyl benzene sulfonate, APES, benzylphenol polyoxy second can be used
Alkene ether, phenethyl phenol polyethenoxy ether, AEO and its similar products, aliphatic amine polyoxyethylene ether, aliphatic acid
Ethylene oxide adduct, polyoxyethylene polyoxy propylene block compound, castor oil polyoxyethylene ether, NPE,
TWEEN Series, AEO, polyethylene glycol series, Sulfonates, carboxylate, sulfate, phosphate, phosphorous acid
One or more of salt, lignosulfonates, xanthans, phenol formaldehyde condensate, ammonium salt, quaternary etc. combine, excipient
Including cyclohexanone, dimethylbenzene, various solvent naphthas, water, antifreezing agent (such as propane diols), deionized water.Above auxiliary agent, excipient and
Other auxiliary materials can be with alone or be used in combination.
Described bactericidal composition, its formulation are missible oil, wettable powder, suspending agent, aqueous emulsion or water dispersion granule.
Application of the above-mentioned bactericidal composition on preventing and treating fungal diseases of plants medicine is prepared.Especially in preventing and treating cereal
Application in terms of class, fruit tree, vegetable crop disease.
Above-mentioned application, described fungal diseases of plants are downy mildew, rust, sclerotiniose, gray mold, powdery mildew, apple
At least one of scab.
Beneficial effects of the present invention：
1st, the isopyrazam and Metalaxyl-M used in the present invention, the mechanism of action is different, mutual mixture will not produce it is low touch,
Can Synergistic, reduce dosage, reduce cost.
2nd, the present composition scope of application increase, suitable for preventing and treating Cereal, fruit tree, vegetables refractory fungal disease,
Particularly preventing and treating downy mildew, rust, sclerotiniose, gray mold, powdery mildew, scab of apple etc. has significant effect.The present invention
Bactericidal composition has good prevention effect to sac fungus, basidiomycetes, Fungi Imperfecti and Oomycete fungal disease；And suppress insect
Or drug-fast generation of the fungi to unitary agent (isopyrazam and Metalaxyl-M are any).Bactericidal composition of the present invention can produce
Raw higher synergistic function, and the dosage of the amount ratio independent reactive compound of the mixture substantially reduces, that is, mixes
The activity of thing is more than the activity of independent component.
Beneficial effects of the present invention compared with prior art：(1) compared with single dose, said composition antagonism fungal disease is such as
The fungal diseases such as downy mildew, rust, sclerotiniose, gray mold, powdery mildew, scab of apple have obvious synergistic function, overcome
With delayed the resistance to the action of a drug, expand preventing and treating spectrum, hence it is evident that improve prevention effect；(2) preventing and treating recruitment, drug cost are reduced；(3) can replace
In generation, is conventional and is also easy to produce the agricultural chemicals of resistance；(4) compared with single dose, production and use cost reduce；(5) it is drug-fast to suppress fungi
Produce, its positive effect uses higher than its single dose.
Embodiment
The invention will be further described with reference to embodiments, and the preparation method of formulation is conventional side in embodiment
Method, " % " of the present invention is mass percent.
Indoor biometricses are tested：
Mycelial growth rate method, EC of the measure different agents to bacterial strain are used indoors50Value, using co-toxicity coefficient calculating side
Method, the co-toxicity coefficient (CTC) of mixture is calculated, determines the building performance of mixture, circular is as follows：
EC (is generally selected as standard agent using a certain single dose in mixture50Junior), 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
Survey the EC of 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：Mixture has synergetic when CTC is more than 120, is antagonism when CTC is less than 80, CTC exists
It is summation action between 80-120.
According to active ingredient isopyrazam (A)：Metalaxyl-M (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、1:70 are tested, and are surveyed
Its fixed co-toxicity coefficient to botrytis cinerea (Botrytis cinerea Pers.).
Table 1：Indoor biometricses result of the isopyrazam+Metalaxyl-M different ratio to graw mold of tomato
Field control effectiveness test：
The pesticidal preparations preventing and treating graw mold of tomato experiment made from above-described embodiment.
1st, test process：This test medicine dosage sets three concentration for the treatment of, comparison medicine respectively according to the difference of each composition
Agent is the isopyrazam EC of agricultural chemicals single dose 13.16% and 20% Metalaxyl-M SC and blank clean water experiment respectively.
2nd, each plot area of test method is 66.7m2, it is repeated 3 times；Investigation drug effect side after investigating and prevent and treat before dispenser
Method is：5 points of grab sample in test process area, severity Scaling is carried out according to national field test relevant criterion, calculates preventive effect.
Result of the test is shown in Table 2：
The field test effect of table 2
Shown by indoor biometricses and field efficacy result, isopyrazam has obvious association with Metalaxyl-M composition
Same synergistic effect, the prevention effect of composition is excellent, and prevention effect is better than single dose kind, has in agricultural is applied and applies valency
Value.
Two kinds of reactive compounds can be processed into any one formulation 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% isopyrazam Metalaxyl-M wettable powder (1:2)
By isopyrazam 5g, Metalaxyl-M 10g, detergent LS (to methoxyl group aliphatic acid amido benzene sulfonic acid sodium salt) 2g, expansion
Powder NNO (sodium methylene bis-naphthalene sulfonate) 4g, white carbon 5g, kaolin add to 100g mixtures and carry out air-flow crushing, and being made has
Effect ingredient percent is 15% isopyrazam Metalaxyl-M wettable powder.
Embodiment 2：15% isopyrazam Metalaxyl-M wettable powder (1:4)
It is high by isopyrazam 3g, Metalaxyl-M 12g, lauryl sodium sulfate 3g, dispersing agent NNO 4g, white carbon 5g
Ridge soil adds to 100g mixtures and carries out air-flow crushing, and it is 15% isopyrazam essence first frost that active ingredient mass percent, which is made,
Clever wettable powder.
Embodiment 3：14% isopyrazam Metalaxyl-M wettable powder (1:6)
It is high by isopyrazam 2g, Metalaxyl-M 12g, lauryl sodium sulfate 3g, dispersing agent NNO 4g, white carbon 5g
Ridge soil adds to 100g mixtures and carries out air-flow crushing, and it is 14% isopyrazam essence first frost that active ingredient mass percent, which is made,
Clever wettable powder.
Embodiment 4：20% isopyrazam Metalaxyl-M suspending agent (1:1)
Weigh 10g isopyrazams, 10g Metalaxyl-Ms, lignin 2g, polyoxyethylene poly-oxygen propylene aether and its sulfate
4g, xanthans 0.15g, ethylene glycol 5g, siloxanes 0.10g, aluminium-magnesium silicate 0.5g, 100g is complemented to water, in the work of sand mill
It is 20% isopyrazam Metalaxyl-M suspending agent that effective ingredient percent is made under.
Embodiment 5：55% isopyrazam Metalaxyl-M aqueous emulsion (1:10)
Weigh 5g isopyrazams, 50g Metalaxyl-Ms, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkane
Base phenol polyethenoxy ether 1g, 150# solvent naphtha 13g, adds water to 100g.The method that above raw material is routinely prepared to aqueous emulsion is thrown
Enter the mixing of mixing kettle high speed, it is 55% isopyrazam Metalaxyl-M aqueous emulsion that effective ingredient percent, which is made,.
Embodiment 6：42% isopyrazam Metalaxyl-M missible oil (1:20)
Weigh 2g isopyrazams, 40g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 8g, phenethyl phenol polyethenoxy ether 5g,
150# solvent naphthas are to 100g.Above raw material is routinely prepared and mixed in the method input mixing kettle of missible oil, active ingredient is made
Mass percent is 42% isopyrazam Metalaxyl-M missible oil.
Embodiment 7：70% isopyrazam Metalaxyl-M missible oil (2.5:1)
Weigh 50g isopyrazams, 20g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 5g, phenethyl phenol polyethenoxy ether
2g, castor oil polyoxyethylene ether 2g, 150# solvent naphtha to 100g.The method that above raw material is routinely prepared to missible oil puts into mixing
Mixed in kettle, it is 70% isopyrazam Metalaxyl-M missible oil that effective ingredient percent, which is made,.
Embodiment 8：18% isopyrazam Metalaxyl-M water dispersion granule (5：1)
Weigh 15g isopyrazams, 3g Metalaxyl-Ms, wooden sodium sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g,
Polyvinyl alcohol 5g, borax 2g, diatomite complement to 100g, and above raw material is formed with into effect into sub-prime by water dispersible granular agent method
Amount percentage is 18% isopyrazam Metalaxyl-M water dispersion granule.
Embodiment 9：11% isopyrazam Metalaxyl-M missible oil (10:1)
Weigh 10g isopyrazams, 1g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether 7g,
150# solvent naphthas are to 100g.Above raw material is routinely prepared and mixed in the method input mixing kettle of missible oil, active ingredient is made
Mass percent is 11% isopyrazam Metalaxyl-M missible oil.
Embodiment 10：31.5% isopyrazam Metalaxyl-M microemulsion (20:1)
Weigh 30g isopyrazams, 1.5g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether
Phosphate 3g, agriculture breast 33#2g, APES 1g, isopropanol 10g, add water to 100g.Above raw material is routinely matched somebody with somebody
Mixed in the method input mixing kettle of microemulsion processed, it is 31.5% isopyrazam essence first that effective ingredient percent, which is made,
The clever microemulsion of frost.
Embodiment 11：31% isopyrazam Metalaxyl-M missible oil (30:1)
Weigh 30g isopyrazams, 1g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 4g, phenethyl phenol polyethenoxy ether 4g,
150# solvent naphthas are to 100g.Above raw material is routinely prepared and mixed in the method input mixing kettle of missible oil, active ingredient is made
Mass percent is 31% isopyrazam Metalaxyl-M missible oil.
Embodiment 12：51% isopyrazam Metalaxyl-M suspending agent (50:1)
50g isopyrazams, 1g Metalaxyl-Ms, lignin 2g, polyoxyethylene poly-oxygen propylene aether and its sulfate 4g are weighed,
Xanthans 0.15g, ethylene glycol 5g, siloxanes 0.10g, aluminium-magnesium silicate 0.5g, 100g is complemented to water, in the presence of sand mill
It is 51% isopyrazam Metalaxyl-M suspending agent that effective ingredient percent, which is made,.
Embodiment 13：32% isopyrazam Metalaxyl-M microemulsion (1:15)
Weigh 2g isopyrazams, 30g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphorus
Acid esters 3g, agriculture breast 33#2g, APES 1g, isopropanol 10g, add water to 100g.Above raw material is routinely prepared
Mixed in the method input mixing kettle of microemulsion, it is 32% isopyrazam Metalaxyl-M that effective ingredient percent, which is made,
Microemulsion.
Embodiment 14：6% isopyrazam Metalaxyl-M aqueous emulsion (1:5)
Weigh 1g isopyrazams, 5g Metalaxyl-Ms, phenethyl phenol polyethenoxy 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 is routinely prepared to aqueous emulsion is put into
Mixing kettle high speed mixes, and it is 6% isopyrazam Metalaxyl-M aqueous emulsion that effective ingredient percent, which is made,.
Embodiment 15：62% isopyrazam Metalaxyl-M microemulsion (1:30)
Weigh 2g isopyrazams, 60g Metalaxyl-Ms, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphorus
Acid esters 3g, agriculture breast 33#2g, APES 1g, isopropanol 10g, add water to 100g.Above raw material is routinely prepared
Mixed in the method input mixing kettle of microemulsion, it is 62% isopyrazam Metalaxyl-M that effective ingredient percent, which is made,
Microemulsion.
Embodiment 16：51% isopyrazam Metalaxyl-M suspending agent (1:50)
1g isopyrazams, 50g Metalaxyl-Ms, lignin 2g, polyoxyethylene poly-oxygen propylene aether and its sulfate 4g are weighed,
Xanthans 0.15g, ethylene glycol 5g, siloxanes 0.10g, aluminium-magnesium silicate 0.5g, 100g is complemented to water, in the presence of sand mill
It is 51% isopyrazam Metalaxyl-M suspending agent that effective ingredient percent, which is made,.
Embodiment 17：7% isopyrazam Metalaxyl-M water dispersion granule (1：2.5)
2g isopyrazams, 5g Metalaxyl-Ms are weighed, wooden sodium sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g, is gathered
Vinyl alcohol 5g, borax 2g, white carbon 3g, diatomite complement to 100g, and above raw material is formed with by water dispersible granular agent method
Effect ingredient percent is 7% isopyrazam Metalaxyl-M water dispersion granule.
Claims (9)
1. a kind of bactericidal composition containing isopyrazam and Metalaxyl-M, it is characterised in that the bactericidal composition is with pyrazole naphthalene bacteria
Amine and Metalaxyl-M are principle active component, and wherein the mass ratio of isopyrazam and Metalaxyl-M is 1~70：1~50.
2. bactericidal composition according to claim 1, it is characterised in that the isopyrazam and the quality of Metalaxyl-M
Than for 1~5：1~50.
3. bactericidal composition according to claim 2, it is characterised in that the isopyrazam and the quality of Metalaxyl-M
Than for 5：1.
4. bactericidal composition according to claim 1, it is characterised in that both described isopyrazam and Metalaxyl-M
The weight/mass percentage composition for accounting for composition is 2-80%.
5. bactericidal composition according to claim 5, it is characterised in that both described isopyrazam and Metalaxyl-M
The weight/mass percentage composition for accounting for composition is 10-40%.
6. bactericidal composition according to claim 1, it is characterised in that using isopyrazam and Metalaxyl-M mainly to have
Effect composition and insecticides adjuvant are configured to any one formulation allowed on agricultural chemicals.
7. bactericidal composition according to claim 6, it is characterised in that described formulation be missible oil, suspending agent, aqueous emulsion,
Wettable powder or water dispersion granule.
8. application of the bactericidal composition on preventing and treating fungal diseases of plants medicine is prepared described in claim 1.
9. application according to claim 8, it is characterised in that described fungal diseases of plants is downy mildew, rust, sclerotium
At least one of disease, gray mold, powdery mildew, scab of apple.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710538218.6A CN107467033A (en) | 2017-07-04 | 2017-07-04 | A kind of bactericidal composition and its application containing isopyrazam and Metalaxyl-M |
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| CN201710538218.6A CN107467033A (en) | 2017-07-04 | 2017-07-04 | A kind of bactericidal composition and its application containing isopyrazam and Metalaxyl-M |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1693447A (en) * | 2005-05-19 | 2005-11-09 | 中国农业大学 | Process for preserving bacterial strain of cucumber downy mildew bacteria |
| CN105766959A (en) * | 2016-04-26 | 2016-07-20 | 南京华洲药业有限公司 | Sterilization composition containing isopyrazam and carbendazim and application of sterilization composition |
-
2017
- 2017-07-04 CN CN201710538218.6A patent/CN107467033A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1693447A (en) * | 2005-05-19 | 2005-11-09 | 中国农业大学 | Process for preserving bacterial strain of cucumber downy mildew bacteria |
| CN105766959A (en) * | 2016-04-26 | 2016-07-20 | 南京华洲药业有限公司 | Sterilization composition containing isopyrazam and carbendazim and application of sterilization composition |
Non-Patent Citations (1)
| Title |
|---|
| 张志刚等: "小麦白粉病离体叶片法生物测定技术研究", 《湖北农业科学》 * |
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Application publication date: 20171215 |