CN105557745A - Bactericidal composition containing silthiopham and tiadinil and application thereof - Google Patents
Bactericidal composition containing silthiopham and tiadinil and application thereof Download PDFInfo
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- CN105557745A CN105557745A CN201510999986.2A CN201510999986A CN105557745A CN 105557745 A CN105557745 A CN 105557745A CN 201510999986 A CN201510999986 A CN 201510999986A CN 105557745 A CN105557745 A CN 105557745A
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- tiadinil
- silthiopham
- 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
- A01N55/00—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur
-
- 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
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
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- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a bactericidal composition containing silthiopham and tiadinil and an application thereof. The bactericidal composition takes silthiopham and tiadinil as main effective ingredients, wherein the mass ratio of silthiopham to tiadinil is (1-70) to (1-50). The bactericidal composition can be used for preventing and treating diseases of cereal, fruit trees or vegetables, especially can be used for preventing and treating wheat full rot, rice blast and other fungus diseases, has relatively high synergistic effect, overcomes and delays the drug resistance of germs, and has the advantages of high bactericidal speed and long lasting period; the application cost is reduced, and the prevention and treatment effect is obviously better than that of use of single agents.
Description
Technical field:
The present invention relates to a kind of bactericidal composition and uses thereof, especially a kind of be main active bactericidal composition and the application thereof of Silthiopham and tiadinil.
Background technology
Silthiopham (Silthiopham), chemical name: N-pi-allyl-4,5-dimethyl-2-(TMS) thiophene-3-formamide.Silthiopham has good prolection, and the longevity of residure is long, all safer to crop, mammal and environment, has special efficacy to take-all.
Tiadinil (Tiadinil), molecular formula: C
11h
10clN
3chloro-4,4'-dimethyl-1,2, the 3-thiadiazoles-5-formailides of OS, chemical name: 3'-.Structural formula:
Tiadinil is a kind of systemic fungicide of novelty, is transmitted to rapidly other positions by root absorption.The inhibit activities of this medicament to germ itself is poor, by stoping germ mycelia to invade contiguous healthy cell, and can induce generation disease-resistant gene.Use in suitable water, the lasting period is long, has good control efficiency to leaf blast disease and fringe rice blast.
The difficulty of prevention and cure of current phytopathogen is increasing, and on the one hand, along with the change of pattern of farming, the economic crops such as melon and fruit, vegetables cultivated area progressively expands, and disease occurrence degree, generation quantity all increase, and in control, difficulty strengthens; On the other hand, the resistance of pathogen rises year by year under the medicament selection pressure continued, and the control efficiency of single dose is had a greatly reduced quality, and control of plant disease is faced with significant challenge.
Summary of the invention:
The object of the invention is the plant bactericidal composition containing Silthiopham and tiadinil providing a kind of applied widely, cost low, effective for above-mentioned technical problem.
A further object of the invention is to provide this bactericidal composition and causes application on fungal disease at control plant epiphyte, is is especially preventing and treating the purposes on the fungal disease such as take-all, rice blast.
The object of the invention is to be achieved through the following technical solutions:
A kind of bactericidal composition containing Silthiopham and tiadinil, this bactericidal composition with Silthiopham and tiadinil for principle active component, wherein the mass ratio of Silthiopham and tiadinil is 1 ~ 70:1 ~ 50, and wherein in bactericidal composition, effective ingredient is present in composition with enhancing effective amount.
Described bactericidal composition, wherein the mass ratio of Silthiopham and tiadinil is preferably 1 ~ 30:1 ~ 30, more preferably 1 ~ 30:1 ~ 20, is further preferably 1 ~ 20:1 ~ 10.
The preferred mass proportioning of Silthiopham and tiadinil also can 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, the mass percentage accounting for composition both Silthiopham and tiadinil is 2 ~ 80%.Preferably 5 ~ 70%.
Described bactericidal composition, wherein with Silthiopham and tiadinil for principle active component and known auxiliary agent and excipient are re-dubbed any one formulation that agricultural chemicals allows.These known auxiliary agents, excipients has dispersant, diffusant, defoamer, wetting agent, disintegrant etc., calcium dodecyl benzene sulfonate can be adopted, alkylphenol polyoxyethylene, Ben-zylphenol Polyoxyethyl Ether, phenethyl phenol polyethenoxy ether, fatty alcohol-polyoxyethylene ether and similar products thereof, aliphatic amine polyoxyethylene ether, fatty acid ethylene oxide addition product, the rare block compound of polyoxyethylene polyoxy third, castor oil polyoxyethylene ether, polyoxyethylene nonylphenol ether, TWEEN Series, fatty alcohol-polyoxyethylene ether, polyethylene glycol series, Sulfonates, carboxylate, sulphate, phosphate, phosphite, lignosulfonates, xanthans, phenol formaldehyde condensate, ammonium salt, one or more combinations in quaternary etc., excipient comprises cyclohexanone, dimethylbenzene, various solvent naphtha, water, antifreezing agent (as propane diols), deionized water etc.Above auxiliary agent, excipient and other auxiliary material can be alone or and use.
Described bactericidal composition, its formulation is missible oil, wetting powder, suspending agent, aqueous emulsion or water dispersion granule.
The application of above-mentioned bactericidal composition on preparation control fungal diseases of plants medicine.Especially the application in control Cereal, fruit tree, vegetable crop disease has remarkable result.
Above-mentioned application, described fungal diseases of plants is at least one in take-all, rice blast.
The feature of bactericidal composition of the present invention:
1, the Silthiopham that the present invention is used and tiadinil, mutual mixture can not produce conflict, can Synergistic, reduces dosage, reduces costs.
2, the present composition scope of application increases, and be applicable to the refractory fungal disease of preventing and treating Cereal, fruit tree, vegetables, particularly preventing and treating take-all, rice blast etc. all has significant effect.Bactericidal composition of the present invention has good control efficiency to sac fungi, basidiomycetes, imperfect fungus and Oomycete fungal disease; And suppress insect or fungi to the drug-fast generation of unitary agent (Silthiopham and tiadinil arbitrary).Bactericidal composition of the present invention can produce higher synergistic function, and the consumption of the independent reactive compound of the amount ratio of this mixture reduces greatly, and namely the activity of mixture is greater than the activity of independent component.
Compared with prior art beneficial effect of the present invention: (1) is compared with single dose, said composition antagonism fungal disease such as the fungal disease such as take-all, rice blast has obvious synergistic function, overcome and delayed pesticide resistance, expanding prevention is composed, and significantly improves control efficiency; (2) control recruitment, drug cost is reduced; (3) alternative routine and the easy agricultural chemicals producing resistance; (4) compared with single dose, produce and use cost reduction; (5) the drug-fast generation of Antifungi, its successful uses higher than its single dose.
Embodiment
Below in conjunction with embodiment, the invention will be further described, and in embodiment, the preparation method of formulation is conventional method, and " % " of the present invention is mass percent.
Indoor biometrics is tested:
In indoor employing mycelial growth rate method, measure different agents to the EC of bacterial strain
50value, adopt co-toxicity coefficient computational methods, calculate the co-toxicity coefficient (CTC) of mixture, determine the building performance of mixture, circular is as follows:
With single dose a certain in mixture for standard agent (selects EC usually
50junior), calculate:
Single dose toxicity index=standard agent EC
50/ certain single dose EC
50× 100
Toxicity index × B single dose proportion in mixture of toxicity index × A single dose proportion+B single dose in mixture of theoretical toxicity index=A single dose
The EC of actual measurement toxicity index=standard single dose
50the EC of value/mixture
50value × 100
Co-toxicity coefficient=actual measurement toxicity index/theoretical toxicity index × 100
When co-toxicity coefficient classification: CTC is greater than 120, mixture has synergetic, and be antagonism when CTC is less than 80, CTC is summation action between 80-120.
According to active ingredient Silthiopham (A): tiadinil (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 test, measure its co-toxicity coefficient to rice blast fungus (Pyriculariagrisea (Cooke) Sacc.).
Table 1: Silthiopham+tiadinil different ratio is to the indoor biometrics result of rice blast fungus
Field control effectiveness test:
With the pesticidal preparations control rice blast test that above-described embodiment is obtained.
1, test process: this test medicine consumption establishes three concentration for the treatment of respectively according to the difference of each composition, contrast medicament is agricultural chemicals single dose 12.5% Silthiopham SC and 6% tiadinil GR and blank clean water experiment respectively.
2, each plot area of test method is 66.7m
2, repeat 3 times; Investigation drug effect method before dispenser after Investigation and Prevention is: random sampling 5 point in test treatment region, carries out severity Scaling, calculate preventive effect according to national field trial relevant criterion.Result of the test is in table 2:
Table 2 field test effect
Shown by indoor biometrics and field efficacy result, Silthiopham and tiadinil composition have obvious synergistic function, and the control efficiency of composition is excellent, and control efficiency is all better than single dose kind, in agricultural application, have using value.
Two kinds of reactive compounds can be processed into any one formulation of permission, with specific embodiment, the preparation that two kinds of active ingredients are processed into are described below, but the preparation that these two kinds of active components can be processed be not limited only to following listed by.
Embodiment 1:15% Silthiopham tiadinil wetting powder (1:2)
By Silthiopham 5g, tiadinil 10g, detergent LS (to methoxyl group fatty acid amido benzene sulfonic acid sodium salt) 2g, dispersing agent NNO (sodium methylene bis-naphthalene sulfonate) 4g, white carbon 5g, kaolin adds to 100g mixture and carries out air-flow crushing, and obtained active ingredient mass percent is 15% Silthiopham tiadinil wetting powder.
Embodiment 2:15% Silthiopham tiadinil wetting powder (1:4)
By Silthiopham 3g, tiadinil 12g, lauryl sodium sulfate 3g, dispersing agent NNO 4g, white carbon 5g, kaolin adds to 100g mixture and carries out air-flow crushing, and obtained active ingredient mass percent is 15% Silthiopham tiadinil wetting powder.
Embodiment 3:14% Silthiopham tiadinil wetting powder (1:6)
By Silthiopham 2g, tiadinil 12g, lauryl sodium sulfate 3g, dispersing agent NNO 4g, white carbon 5g, kaolin adds to 100g mixture and carries out air-flow crushing, and obtained active ingredient mass percent is 14% Silthiopham tiadinil wetting powder.
Embodiment 4:20% Silthiopham tiadinil suspending agent (1:1)
Take 10g Silthiopham, 10g tiadinil, lignin 2g, polyoxyethylene poly-oxygen propylene aether and sulphate 4g thereof, xanthans 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g, complement to 100g with water, under the effect of sand mill, make active ingredient mass percent is 20% Silthiopham tiadinil suspending agent.
Embodiment 5:55% Silthiopham tiadinil aqueous emulsion (1:10)
Take 5g Silthiopham, 50g tiadinil, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, solvent naphtha 13g, adds water to 100g.The method above raw material being prepared routinely aqueous emulsion drops into the mixing of mixing kettle high speed, and making active ingredient mass percent is 55% Silthiopham tiadinil aqueous emulsion.Embodiment 6:42% Silthiopham tiadinil missible oil (1:20)
Take 2g Silthiopham, 40g tiadinil, calcium dodecyl benzene sulfonate 8g, phenethyl phenol polyethenoxy ether 5g, solvent naphtha are to 100g.The method above raw material being prepared routinely missible oil drops in mixing kettle and mixes, and making active ingredient mass percent is 42% Silthiopham tiadinil missible oil.
Embodiment 7:70% Silthiopham tiadinil missible oil (2.5:1)
Take 50g Silthiopham, 20g tiadinil, calcium dodecyl benzene sulfonate 5g, phenethyl phenol polyethenoxy ether 2g, castor oil polyoxyethylene ether 2g, solvent naphtha are to 100g.The method above raw material being prepared routinely missible oil drops in mixing kettle and mixes, and making active ingredient mass percent is 70% Silthiopham tiadinil missible oil.
Embodiment 8:18% Silthiopham tiadinil water dispersion granule (5:1)
Take 15g Silthiopham, 3g tiadinil, wooden sodium sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g, polyvinyl alcohol 5g, borax 2g, diatomite 28g complements to 100g, and it is 17% Silthiopham tiadinil water dispersion granule that above raw material is made active ingredient mass percent by water dispersible granular agent method.
Embodiment 9:11% Silthiopham tiadinil missible oil (10:1)
Take 10g Silthiopham, 1g tiadinil, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether 7g, solvent naphtha are to 100g.The method above raw material being prepared routinely missible oil drops in mixing kettle and mixes, and making active ingredient mass percent is 11% Silthiopham tiadinil missible oil.
Embodiment 10:31.5% Silthiopham tiadinil microemulsion (20:1)
Take 30g Silthiopham, 1.5g tiadinil, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, isopropyl alcohol 10g, adds water to 100g.The method above raw material being prepared routinely microemulsion drops in mixing kettle and mixes, and making active ingredient mass percent is 32% Silthiopham tiadinil microemulsion.
Embodiment 11:31% Silthiopham tiadinil missible oil (30:1)
Take 30g Silthiopham, 1g tiadinil, calcium dodecyl benzene sulfonate 4g, phenethyl phenol polyethenoxy ether 4g, solvent naphtha are to 100g.The method above raw material being prepared routinely missible oil drops in mixing kettle and mixes, and making active ingredient mass percent is 31% Silthiopham tiadinil missible oil.
Embodiment 12:51% Silthiopham tiadinil suspending agent (50:1)
Take 50g Silthiopham, 1g tiadinil, lignin 2g, polyoxyethylene poly-oxygen propylene aether and sulphate 4g thereof, xanthans 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g, complement to 100g with water, under the effect of sand mill, make active ingredient mass percent is 51% Silthiopham tiadinil suspending agent.
Embodiment 13:32% Silthiopham tiadinil microemulsion (1:15)
Take 2g Silthiopham, 30g tiadinil, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, isopropyl alcohol 10g, adds water to 100g.The method above raw material being prepared routinely microemulsion drops in mixing kettle and mixes, and making active ingredient mass percent is 32% Silthiopham tiadinil microemulsion.
Embodiment 14:6% Silthiopham tiadinil aqueous emulsion (1:5)
Take 1g Silthiopham, 5g tiadinil, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, solvent naphtha 13g, adds water to 100g.The method above raw material being prepared routinely aqueous emulsion drops into the mixing of mixing kettle high speed, and making active ingredient mass percent is 6% Silthiopham tiadinil aqueous emulsion.
Embodiment 15:62% Silthiopham tiadinil microemulsion (1:30)
Take 2g Silthiopham, 60g tiadinil, calcium dodecyl benzene sulfonate 6g, phenethyl phenol polyethenoxy ether phosphate 3g, agriculture breast 33#2g, alkylphenol polyoxyethylene 1g, isopropyl alcohol 10g, adds water to 100g.The method above raw material being prepared routinely microemulsion drops in mixing kettle and mixes, and making active ingredient mass percent is 62% Silthiopham tiadinil microemulsion.
Embodiment 16:51% Silthiopham tiadinil suspending agent (1:50)
Take 1g Silthiopham, 50g tiadinil, lignin 2g, polyoxyethylene poly-oxygen propylene aether and sulphate 4g thereof, xanthans 0.15g, ethylene glycol 5g, silica ethane 0.10g, aluminium-magnesium silicate 0.5g, complement to 100g with water, under the effect of sand mill, make active ingredient mass percent is 51% Silthiopham tiadinil suspending agent.
Embodiment 17:7% Silthiopham tiadinil water dispersion granule (1:2.5)
Take 2g Silthiopham, 5g tiadinil, wooden sodium sulfonate 8g, lauryl sodium sulfate 2g, ammonium sulfate 5g, polyvinyl alcohol 5g, borax 2g, white carbon 3g, diatomite complement to 100g, and it is 7% Silthiopham tiadinil water dispersion granule that above raw material is made active ingredient mass percent by water dispersible granular agent method.
Claims (10)
1., containing a bactericidal composition for Silthiopham and tiadinil, it is characterized in that this bactericidal composition with Silthiopham and tiadinil for principle active component, wherein the mass ratio of Silthiopham and tiadinil is 1 ~ 70:1 ~ 50.
2. bactericidal composition according to claim 1, is characterized in that the mass ratio of described Silthiopham and tiadinil is 1 ~ 30:1 ~ 30.
3. bactericidal composition according to claim 2, is characterized in that the mass ratio of described Silthiopham and tiadinil is 1 ~ 30:1 ~ 20.
4. bactericidal composition according to claim 3, is characterized in that the mass ratio of described Silthiopham and tiadinil is 1 ~ 20:1 ~ 10.
5. bactericidal composition according to claim 1, is characterized in that the mass percentage that both described Silthiopham and tiadinil account for composition is 2-80%.
6. bactericidal composition according to claim 5, is characterized in that the mass percentage that both described Silthiopham and tiadinil account for composition is 5-70%.
7. bactericidal composition according to claim 1, is characterized in that with Silthiopham and tiadinil for principle active component and insecticides adjuvant, excipients are mixed with any one formulation that agricultural chemicals allows.
8. bactericidal composition according to claim 7, is characterized in that described formulation is missible oil, suspending agent, aqueous emulsion, wetting powder or water dispersion granule.
9. the application of bactericidal composition according to claim 1 on preparation control fungal diseases of plants medicine.
10. application according to claim 9, is characterized in that described fungal diseases of plants is at least one in take-all, rice blast.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510999986.2A CN105557745A (en) | 2015-12-28 | 2015-12-28 | Bactericidal composition containing silthiopham and tiadinil and application thereof |
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| CN201510999986.2A CN105557745A (en) | 2015-12-28 | 2015-12-28 | Bactericidal composition containing silthiopham and tiadinil and application thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999023084A1 (en) * | 1997-10-31 | 1999-05-14 | Nihon Nohyaku Co., Ltd. | Thiadiazole carboxamide derivative, plant disease controlling agent, and method of using the same |
| CN1245015A (en) * | 1998-07-30 | 2000-02-23 | 日本农药株式会社 | Fungistat composition and its usage |
| JP2002114612A (en) * | 2000-10-06 | 2002-04-16 | Nippon Nohyaku Co Ltd | Paddy agrochemical composition and method for using the same |
| CN103098801A (en) * | 2013-01-17 | 2013-05-15 | 海南正业中农高科股份有限公司 | Sterilization composition containing tiadinil |
| CN104430492A (en) * | 2014-10-29 | 2015-03-25 | 安徽省农业科学院植物保护与农产品质量安全研究所 | Fungicidal composition containing thifluzamide and silthiopham |
-
2015
- 2015-12-28 CN CN201510999986.2A patent/CN105557745A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999023084A1 (en) * | 1997-10-31 | 1999-05-14 | Nihon Nohyaku Co., Ltd. | Thiadiazole carboxamide derivative, plant disease controlling agent, and method of using the same |
| CN1245015A (en) * | 1998-07-30 | 2000-02-23 | 日本农药株式会社 | Fungistat composition and its usage |
| JP2002114612A (en) * | 2000-10-06 | 2002-04-16 | Nippon Nohyaku Co Ltd | Paddy agrochemical composition and method for using the same |
| CN103098801A (en) * | 2013-01-17 | 2013-05-15 | 海南正业中农高科股份有限公司 | Sterilization composition containing tiadinil |
| CN104430492A (en) * | 2014-10-29 | 2015-03-25 | 安徽省农业科学院植物保护与农产品质量安全研究所 | Fungicidal composition containing thifluzamide and silthiopham |
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Application publication date: 20160511 |