CN109566634A - The synergistic composition of bacterium azoles is disliked containing fluorine ether bacterium amide and dichloro - Google Patents
The synergistic composition of bacterium azoles is disliked containing fluorine ether bacterium amide and dichloro Download PDFInfo
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- CN109566634A CN109566634A CN201710896047.4A CN201710896047A CN109566634A CN 109566634 A CN109566634 A CN 109566634A CN 201710896047 A CN201710896047 A CN 201710896047A CN 109566634 A CN109566634 A CN 109566634A
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- composition pesticide
- dichloro
- bacterium
- amide
- fluorine ether
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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
- A01N43/72—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
-
- 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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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- 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)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to the synergistic composition pesticides that a kind of fluorine-containing ether bacterium amide and dichloro dislike bacterium azoles, active constituent fluorine-containing ether bacterium amide and dichloro dislike bacterium azoles in the composition pesticide, wherein, it is 1:40-30:1, preferably 1:15-5:1 that fluorine ether bacterium amide and dichloro, which dislike the weight ratio of bacterium azoles,；Composition pesticide of the invention can be prepared into the regular dosage forms such as missible oil, wettable powder, dispersible oil-suspending agent, suspending agent, water dispersible granules, aqueous emulsion, microemulsion, granule；Composition pesticide of the invention also may include other agricultural active ingredients, including but not limited to one of insecticide, fungicide, herbicide, fertilizer, plant growth regulator, synergist etc. or more than one.Composition pesticide dosage of the invention is low, control efficiency is good, to crop safety.
Description
Technical field
The invention belongs to composition pesticide field more particularly to a kind of bacterium azoles is disliked containing fluorine ether bacterium amide and dichloro
Synergistic composition, and its application for preventing and treating corps diseases especially downy mildew, epidemic disease.
Background technique
Fluorine ether bacterium amide is a kind of novel fluorine benzamides fungicide of the synthesis of China's autonomous innovation in 2010, fluorine ether
Bacterium amide is a kind of amides wide-spectrum bactericide, has very high bioactivity to Oomycete fungal germ, has preferable protection
And therapeutic effect.Fluorine ether bacterium amide has stronger absorbability, can be absorbed by cauline leaf, is conducted by plant lower to upper part direction,
It is distributed along plant xylem to whole strain crop.
It is a kind of oxazole sulfone class fungicide, chemical name that dichloro, which dislikes bacterium azoles, are as follows: 2- methyl sulfuryl -5-(2,4- dichloro-benzenes
Base) -1,3,4- oxadiazoles, molecular formula C9H6O3N2C12S, dichloro dislike bacterium azoles to such as evening of the disease as caused by Oomycete pathogen
Epidemic disease, downy mildew etc. have good control efficiency.
It is generated to prevent and treat resistance caused by chemical pesticide is used alone for a long time, different pesticide activity components is compounded
It is a kind of common measure, present inventor is found surprisingly that through overtesting, and fluorine ether bacterium amide and dichloro are disliked bacterium azoles and answered
It can achieve apparent synergistic function after matching in a certain range, complete the present invention after further research, currently,
It is not yet found that disliking the relevant report of bacterium azoles compounding about fluorine ether bacterium amide and dichloro.
Summary of the invention
It is an object of the invention in the prior art, single use pesticide activity component leads to resistance increase, preventive effect
The problem of reduction, provides the synergistic composition pesticide that a kind of control efficiency is good, dosage is low.
Another object of the present invention is to provide the synergistic composition pesticides for preventing and treating corps diseases especially
It is the application of the diseases such as downy mildew, epidemic disease.
In order to achieve the above object, the present invention adopts the following technical scheme:
A kind of synergy composition pesticide, which is characterized in that its active constituent includes that fluorine ether bacterium amide and dichloro dislike bacterium azoles,
Wherein, it is 1:40-30:1 that fluorine ether bacterium amide and dichloro, which dislike the weight ratio of bacterium azoles,.
Preferably, it is preferably 1:15-5:1 that the fluorine ether bacterium amide and dichloro, which dislike the weight ratio of bacterium azoles,.
Preferably, fluorine ether bacterium amide and dichloro dislike the weight percent of composition shared by bacterium azoles in the composition pesticide
Content is 1-80%, preferably 15-60%.
Further, the composition pesticide removes except effective component, also containing conventional in other Pesticide formulations
Auxiliary element.
Further, the composition pesticide is processed into arbitrarily by being aided with auxiliary element conventional in Pesticide formulation
A kind of dosage form, such as can be missible oil, wettable powder, dispersible oil-suspending agent, suspending agent, water dispersible granules, aqueous emulsion, micro-
Emulsion, granule etc..
Further, also may include other agricultural active ingredients in the composition pesticide, including but not limited to insecticide,
One of fungicide, herbicide, fertilizer, plant growth regulator, synergist etc. or more than one.
Composition of the invention can provide i.e. in composition that each substance has mixed in the form of finished product preparation, can also be with
Unit dose form provides, and is directly mixed in bucket or tank in proportion using preceding, is then diluted to required concentration.
Composition pesticide of the invention, can be in several ways as sprayed according to the difference of applying environment and controlling object
Mist, atomizing, spray, spread fertilizer over the fields, trickle irrigation, the modes such as flood irrigation are applied.
Compared with prior art, composition pesticide of the invention has the beneficial effect that
(1) compared with single dose, the present invention contains fluorine ether bacterium amide and dichloro dislikes increasing of the composition pesticide of bacterium azoles to disease control
Effect effect is obvious, and control efficiency can be improved；
(2) compared with single dose, action site increases when composition pesticide of the invention prevents and treats corps diseases, can delay cause of disease
The generation of bacterium drug resistance；
(3) compared with single dose, composition pesticide dosage of the invention is low, and control efficiency is good, environmentally friendly, pollution-free.
Specific embodiment
In order to which the purpose of the present invention, technical solution and advantage is more clearly understood, with reference to embodiments, to this hair
It is bright to be described in further detail, it should be appreciated that specific embodiment described herein is used only for explaining the present invention, not
Limitation of the invention, any modifications, equivalent replacements and improvementsmade within the spirit and principles of the invention, can be considered as
Deng should all be included in the protection scope of the present invention.
One, raw to survey embodiment
1, subjects: cucumber downy mildew；
2, test site: Foshan Brightmart Crop Science Co., Ltd. laboratory；
3, test method: acetone solution raw medicine is first used, suitable two raw medicine is made into not by several according to the result of preliminary experiment
With proportion, then diluted each of the treatment into several concentration gradients for use with acetone.
By susceptible cucumber cultivation in pot for growing seedlings, it is placed in a greenhouse culture, three is grown to after four leaf stage after plant, acquires phase
With the blade of leaf age, culture and measurement for cucumber downy mildew germ.
Cucumber downy mildew germ is using plants method 20oIt is cultivated under conditions of C, 12h alternation of light and darkness, every 30d turns generation
Culture 1 time.With the conidium on sterile water elution incidence of leaf when inoculation, being configured to spore concentration is 1 × 106A/mL's
Spore suspension.
Toxicity test is carried out using leaf dish moisturizing method, the blade of acquisition is first prepared into the leaf dish that diameter is 1.5cm, at random
It mixes, is respectively placed in configured series of concentrations medical fluid and impregnates 1h, 50 leaf dishes of each concentration are tested with the place of not adding medicine
Reason is blank control, and after immersion, leaf is face-up placed on the blotting paper of identical liquor strength wetting, in leaf dish
Medical fluid blot, by prepared spore suspension be inoculated in leaf dish center, after being placed at room temperature for 5min, be placed in 20oC, 12h brightness
It is cultivated under the conditions of alternate, the onset area in leaf dish is measured after l0d, calculates control efficiency.
Inhibiting rate is calculated according to the following equation, and calculates that each chemicals treatment to virulence is returned by DPS Software of Data Statistics
Return equation, related coefficient, EC50And compounding co-toxicity coefficient.Mycelial growth rate method is used indoors, measures different agents to bacterium
The EC of strain50, using co-toxicity coefficient calculation method, the co-toxicity coefficient (CTC) of mixture is calculated, determines the building performance of mixture, specifically
Calculation method is as follows:
(EC is generally selected using single dose a certain in mixture as standard agent50Junior), it is calculated:
Single dose toxicity index=standard agent EC50/ certain single dose EC50×100
Theoretical toxicity index=A single dose toxicity index × A single dose proportion+B single dose in mixture toxicity index × B is mono-
Agent is in mixture proportion
Survey toxicity index=standard single dose EC50Value/mixture EC50Value × 100
Co-toxicity coefficient=survey toxicity index/theoretical toxicity index × 100
Co-toxicity coefficient classification: mixture has synergetic when CTC is greater than 120, is antagonism when CTC is less than 80, CTC is 80 ~ 120
Between be summation action.
As shown in Table 1, fluorine ether bacterium amide and dichloro dislike bacterium azoles in proportion between 1:40-30:1, to cucumber downy mildew table
It is now synergistic effect, co-toxicity coefficient is 120 or more, and especially when the two compound proportion is 1:15-5:1, co-toxicity coefficient is equal
Higher than 170, synergistic function is opposite to be become apparent from.
Two, example of formulations
1, embodiment 1:36% fluorine ether bacterium amide dichloro dislikes bacterium azoles wettable powder (1:1)
Fluorine ether bacterium amide 18%
Dichloro dislikes bacterium azoles 18%
Sodium lignin sulfonate 5%
Neopelex 4%
White carbon black 10%
Kaolin surplus
The wettable powder the preparation method comprises the following steps: active constituent, pesticide auxiliary element be uniformly mixed by above-mentioned formula laggard
Row air-flow crushing can be prepared by wettable powder of the present invention.
2, embodiment 2:37.2% fluorine ether bacterium amide dichloro dislikes bacterium azoles water dispersible granules (1:5)
Fluorine ether bacterium amide 6.2%
Dichloro dislikes bacterium azoles 31%
Sodium lignin sulfonate 4%
EP-PO block polyether 3%
Neopelex 3%
Sodium bicarbonate 3%
Arabic gum 2%
Bentonite surplus
The water dispersible granules the preparation method comprises the following steps: each ingredient is uniformly mixed by above-mentioned formula, through air-flow crushing at wettable
Pulvis adds a certain amount of water and carries out extrusion granulation, can be prepared by water dispersible granules of the present invention after dry screening.
3, embodiment 3:35% fluorine ether bacterium amide dichloro dislikes bacterium azole suspending agent (1:6)
Fluorine ether bacterium amide 5%
Dichloro dislikes bacterium azoles 30%
Alkyl phenol formaldehyde resin polyoxyethylene ether 5%
Polyoxyethylene ether phosphate 4%
Aluminium-magnesium silicate 0.4%
Xanthan gum 0.8%
Organic silicone 0.4%
Ethylene glycol 3%
Deionized water surplus
The suspending agent the preparation method comprises the following steps: first other auxiliary agents are uniformly mixed, active constituent is then added, continues to stir evenly
Material is added in sand mill afterwards and is sanded, so that preparation partial size is at 5 microns hereinafter, can be prepared by of the present invention
Suspending agent.
4, embodiment 4:33% fluorine ether bacterium amide dichloro dislikes bacterium azole suspending agent (1:10)
Fluorine ether bacterium amide 3%
Dichloro dislikes bacterium azoles 30%
Alkyl phenol formaldehyde resin polyoxyethylene ether 5%
Polyoxyethylene ether phosphate 4%
Aluminium-magnesium silicate 0.4%
Xanthan gum 0.8%
Organic silicone 0.4%
Ethylene glycol 3%
Deionized water surplus
The suspending agent the preparation method comprises the following steps: first other auxiliary agents are uniformly mixed, active constituent is then added, continues to stir evenly
Material is added in sand mill afterwards and is sanded, so that preparation partial size is at 5 microns hereinafter, can be prepared by of the present invention
Suspending agent.
Three, field control effectiveness test
1, controlling object: cucumber downy mildew；
2, test medicine: using the composition pesticide preparation of embodiment 1-4 as treatment agent, with 30% fluorine ether bacterium amide suspending agents
Disliking bacterium azole suspending agent with 20% dichloro is comparison medicament；
3, test method: each plot area is 66.7m2, it is repeated 3 times；Investigation drug effect method after investigating and prevent and treat before application
Are as follows: 5 points of grab sample in test process area, it is conventional spraying.Spraying equipment bodyguard's WS-16 type hand sprayer, circular cone mist
Spray head is spraying, operating pressure 0.2-0.4MPa, flow 0.65-0.88L/min.
10 plants of strain investigation, every plant of 10 leaf of investigation top are separated per small.Grade scale:
0 grade: not falling ill；
1 grade: lesion area accounts for 5% or less full wafer leaf area；
3 grades: lesion area accounts for the 6%~15% of full wafer leaf area；
5 grades: lesion area accounts for the 16%~25% of full wafer leaf area；
7 grades: lesion area accounts for the 26%~50% of full wafer leaf area；
9 grades: lesion area accounts for 50% or more of full wafer leaf area.
Drug effect calculation method:
Test result is as shown in table 2:
After field control effectiveness test result shows that fluorine ether bacterium amide and dichloro dislike bacterium azoles compounding, no matter from control efficiency lasting effect also
It is to be excellent in for quick-acting, hence it is evident that be better than control single dose；And pesticide group of the invention is not observed during test yet
It closes object and generates any adverse effect to crop and beneficial to natural enemy, show composition pesticide of the invention to crop safety.
Claims (9)
1. a kind of synergy composition pesticide, which is characterized in that active constituent includes at least fluorine ether bacterium amide and dichloro dislikes bacterium
Azoles.
2. synergy composition pesticide according to claim 1, which is characterized in that the fluorine ether bacterium amide and dichloro are disliked
The weight ratio of bacterium azoles is 1:40-30:1.
3. synergy composition pesticide according to claim 2, which is characterized in that the fluorine ether bacterium amide and dichloro are disliked
The weight ratio of bacterium azoles is 1:15-5:1.
4. synergistic composition pesticide described in any one of -3 claims according to claim 1, which is characterized in that described
The weight percentage of composition shared by active constituent is 1-80%, preferably 15-60% in composition pesticide.
5. synergistic composition pesticide described in any one of -3 claims according to claim 1, which is characterized in that described
Synergistic composition pesticide can be prepared into any one dosage form used in suitable agricultural production.
6. synergy composition pesticide according to claim 5, which is characterized in that the dosage form of the composition pesticide is
It is missible oil, wettable powder, dispersible oil-suspending agent, suspending agent, water dispersible granules, aqueous emulsion, microemulsion, any in granule
Kind.
7. synergistic composition pesticide described in any one of -3 claims according to claim 1, which is characterized in that described
Composition pesticide can be provided each substance in i.e. composition in the form of finished product preparation and mixed, and can also be mentioned with unit dose form
For directly being mixed in proportion in bucket or tank using preceding, being then diluted to required concentration.
8. synergistic composition pesticide described in any one of -7 claims is for preventing and treating crop disease according to claim 1
Harmful purposes.
9. purposes according to claim 8, which is characterized in that the corps diseases are preferably downy mildew, appoint in epidemic disease
It is a kind of.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710896047.4A CN109566634A (en) | 2017-09-28 | 2017-09-28 | The synergistic composition of bacterium azoles is disliked containing fluorine ether bacterium amide and dichloro |
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| CN201710896047.4A CN109566634A (en) | 2017-09-28 | 2017-09-28 | The synergistic composition of bacterium azoles is disliked containing fluorine ether bacterium amide and dichloro |
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Citations (6)
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|---|---|---|---|---|
| US5166165A (en) * | 1990-10-20 | 1992-11-24 | Bayer Aktiengesellschaft | Fungicidal agents based on heterocyclically substituted sulphones |
| CN102757400A (en) * | 2012-07-18 | 2012-10-31 | 贵州大学 | 2, 5-substituent group oxazole derivative and applications thereof |
| CN104412983A (en) * | 2013-08-28 | 2015-03-18 | 张通 | Efficient bactericidal composition containing fluoride ether bacteria amide |
| CN106359406A (en) * | 2016-11-26 | 2017-02-01 | 佛山市普尔玛农化有限公司 | Fungicidal composition containing 2-methyl sulfone-5-(2,4-dichlorophenyl)-1,2,3-oxadiazole and fluopicolide and application of fungicidal composition |
| CN106719709A (en) * | 2016-12-02 | 2017-05-31 | 佛山市普尔玛农化有限公司 | A kind of composition pesticide of the Evil bacterium azoles of Lv containing Er and fluazinam |
| CN109717195A (en) * | 2017-10-30 | 2019-05-07 | 佛山市盈辉作物科学有限公司 | A kind of bactericidal composition for disliking bacterium azoles and zoxamide containing dichloro |
-
2017
- 2017-09-28 CN CN201710896047.4A patent/CN109566634A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5166165A (en) * | 1990-10-20 | 1992-11-24 | Bayer Aktiengesellschaft | Fungicidal agents based on heterocyclically substituted sulphones |
| CN102757400A (en) * | 2012-07-18 | 2012-10-31 | 贵州大学 | 2, 5-substituent group oxazole derivative and applications thereof |
| CN104412983A (en) * | 2013-08-28 | 2015-03-18 | 张通 | Efficient bactericidal composition containing fluoride ether bacteria amide |
| CN106359406A (en) * | 2016-11-26 | 2017-02-01 | 佛山市普尔玛农化有限公司 | Fungicidal composition containing 2-methyl sulfone-5-(2,4-dichlorophenyl)-1,2,3-oxadiazole and fluopicolide and application of fungicidal composition |
| CN106719709A (en) * | 2016-12-02 | 2017-05-31 | 佛山市普尔玛农化有限公司 | A kind of composition pesticide of the Evil bacterium azoles of Lv containing Er and fluazinam |
| CN109717195A (en) * | 2017-10-30 | 2019-05-07 | 佛山市盈辉作物科学有限公司 | A kind of bactericidal composition for disliking bacterium azoles and zoxamide containing dichloro |
Non-Patent Citations (1)
| Title |
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| 张睿等: "新型杀菌剂氟醚菌酰胺对黄瓜霜霉病的毒力和田间药效评价", 《农药》 * |
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Application publication date: 20190405 |