CN106719709A - A kind of composition pesticide of the Evil bacterium azoles of Lv containing Er and fluazinam - Google Patents
A kind of composition pesticide of the Evil bacterium azoles of Lv containing Er and fluazinam Download PDFInfo
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- CN106719709A CN106719709A CN201611093775.3A CN201611093775A CN106719709A CN 106719709 A CN106719709 A CN 106719709A CN 201611093775 A CN201611093775 A CN 201611093775A CN 106719709 A CN106719709 A CN 106719709A
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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
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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
- A01N43/34—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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- Pest Control & Pesticides (AREA)
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Abstract
The present invention relates to a kind of bactericidal composition comprising Er Lv Evil bacterium azoles and fluazinam, two kinds of weight ratios of active ingredient are 20：1‑1：10, the weight percentage of active ingredient is 5 80% in bactericide, preferably 10 80%, remaining is the auxiliary agent and carrier of permission in agricultural chemicals.Composition of the invention has obvious synergistic effect, can reduce Pesticide use amount, environmentally friendly safety.
Description
Technical field
The invention belongs to technical field of pesticide, and in particular to be a kind of Evil bacterium azoles of Lv containing Er and fluazinam pesticide combination
Thing.
Background technology
Er Lv Evil bacterium azoles is the Yi Zhong oxazole sulfone series bactericidal agents found by Guizhou University.Sulfone compound is because with wide spectrum life
Thing activity and cause concern of the people to it, especially sulfone group is incorporated into a variety of compound structures, by knot
Structure modification can produce a series of compounds with broad-spectrum biological activity so that it has given play in novel super-high effect pesticides discovery
More and more important effect.
Fluazinam is phenyl amines protective fungicide, and its mechanism of action is mitochondrial oxidation phosphorylated uncoupler, that is, lead to
Cross suppression spore germination, mycelia breakthrough, growth and sporogenesis and suppress infecting for pathogen.Applicable crops are wide such as grape, apple
Really, pears, oranges and tangerines, wheat, soybean, potato, tomato, cucumber, paddy rice, tea, lawn etc., to interlink spore genus, Botrytis, phytophthora
Category, Plasmopara, Sclerotinia and Venturia are all highly effective.Can resistance of rainwater washing against, the lasting period is long.Except bactericidal activity
Outward, fluazinam also has certain acaricidal activity, and such as citrus red mite, China pink engraves mite, kamisawa tetranychus.
Downy mildew is the Common Diseases during the proportion of crop plantings such as vegetable and fruit, destruction of the Pseudoperonospora cubensis to host plant
Property it is strong, harmfulness is big, and often significantly the underproduction is even had no harvest after crop is infected, had a strong impact on vegetables and fruit quality and
Household economy benefit, developing its correlation preventing and treating product has the great market space.Spring non-early summer or autumn continuous rainy weather
Downy mildew most easily occurs, and 20%-40% production losses can be caused when disease is serious.In the preventing and treating of downy mildew, first frost is relied primarily on
Spirit.These medicaments are because long-term use has generated the different degrees of resistance to the action of a drug, prevention effect reduction.The a large amount of of medicament make simultaneously
With increased residues of pesticides, food security is endangered, having aggravated environmental pollution.
Inventor is found by experiment that, the different fluazinam of the mechanism of action and Er Lv Evil bacterium azoles are prevented and treated into Oomycete class disease
It is bactericide compounded, have significant synergies, can significantly improve treatment, protection prevention effect, reduce cost accounting, it is right
Crop safety.
The content of the invention
It is an object of the invention to provide a kind of new resistance risk is small, low cost, good drug efficacy, lasting period long sterilized group
Compound.
To realize above-mentioned technical problem, the present invention is adopted the following technical scheme that：
A kind of composition pesticide containing Er Lv Evil bacterium azoles Yu fluazinam, described Er Lv Evil bacterium azoles and fluazinam weight ratio is 1-
80：80-1, more preferably 1-10：20-1.
Further, the mass percent that active component accounts for composition in the composition pesticide is 5-80%, preferably
10-70%。
Further, the bactericidal composition is re-dubbed the formulation allowed on agricultural chemicals with known auxiliary agent and excipient.Example
Such as can be missible oil, wettable powder, suspending agent, aqueous emulsion, microemulsion, water dispersible granules, dispersible oil-suspending agent, dispersible
Finish, dispersible agent, solvable pulvis, soluble granule, microcapsule suspending agent, suspension emulsion, liquor, finish, micro-capsule suspension emulsion, oil are outstanding
Float any one in agent.
Composition pesticide of the invention has excellent preventive effect to the downy mildew on the crop such as veterinary antibiotics, melon, epidemic disease.
Compared with prior art, beneficial effects of the present invention are：1）The bactericidal composition that the present invention is provided, is necessarily matching
In the range of obvious synergistic effect is shown to cucumber downy mildew, the late blight of potato, the prevention effect of composition has than single dose
Significantly improve, reduce the dosage of agricultural chemicals, reduce drug cost, reduce unfavorable shadow of the agricultural chemicals to ecological environment
Ring；（2）Two kinds of active ingredient mechanism of action of the composition pesticide that the present invention is provided are different, can overcome single for a long time making
The shortcoming of resistance is easily produced with medicament, the service life of medicament can be extended, the comprehensive regulation to disease is significant；（3）
It is good to crop safety, meet the requirement of pesticidal preparations security.The present composition can be prepared into suitable with known method
Any one formulation of agricultural use is closed, formulation has suspending agent, wettable powder, water dispersible granules etc..These preparations can be by leading to
It is prepared by method, for example, active material is mixed with liquid flux or solid carrier, while adding surfactant as emulsified
Agent, dispersant, stabilizer, wetting agent, while adhesive, defoamer, oxidant, dyestuff etc. can also be added.Described agricultural chemicals
The production technology of the various application forms of composition is existing already known processes, be will not be repeated here.
To suspending agent, usable auxiliary agent has：Dispersant such as polycarboxylate, lignosulfonates, pull open powder, dodecyl
Polyoxyethylene ether phosphate, alkyl polyoxyethylene ether sulfonate, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy
One or more in base ether sulfonate；Emulsifying agent such as Nongru-700 # (common name alkyl phenol formaldehyde resin polyoxyethylene ether), two fourths
Base naphthalenesulfonic acid-formaldehyde condensate, agriculture breast 2201#, agriculture breast 1601# (triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymerizations
Thing) in one or more；Wetting agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, phenethyl phenol polyoxyethylene
One or more in base ether phosphate, tea seed cake powder, alkyl sulfate, alkylsulfonate, alkylnaphthalene sulfonate, naphthalene sulfonate；
One or more in thickener such as xanthans, polyvinyl alcohol, bentonite, aluminium-magnesium silicate；Preservative such as formaldehyde, benzoic acid, benzene first
One or more in sour sodium, potassium sorbate；One or more in defoamer such as silicone oil, silicone compound；Antifreezing agent such as second
One or more in glycol, propane diols, glycerine, polyethylene glycol, urea, inorganic salts；Water is deionized water.
To wettable powder, usable auxiliary agent has：Dispersant such as polycarboxylate, lignosulfonates, polyoxyethylene gather
Oxypropylene group ether block copolymers, alkylnaphthalene sulfonate（NNO、MF）In one or more；Wetting agent such as alkyl sulfate, alkyl
One or more in sulfonate, alkylnaphthalene sulfonate；Filler for example ammonium sulfate, urea, sucrose, glucose, diatomite, kaolin,
One or more in white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay.
To water dispersible granules, usable auxiliary agent has：Dispersant such as polycarboxylate, lignosulfonates, alkyl naphthalene sulfonic acid
Salt（NNO、MF）In one or more；It is a kind of in wetting agent such as alkyl sulfate, alkylsulfonate, sulfonate, polyoxyethylene alcohol
Or it is various；One or more in disintegrant such as ammonium sulfate, sodium sulphate, urea, starch, sucrose, bentonite；Binding agent such as starch,
One or more in glucose, polyvinyl alcohol (PVA), sodium carboxymethylcellulose, sucrose；Filler such as diatomite, kaolin, white
One or more in carbon black, calcium bicarbonate, talcum powder, attapulgite, potter's clay.
For microemulsion, usable auxiliary agent has：Emulsifying agent is selected from this disk-60#, polysorbate60-#, agriculture breast 400#, dodecane
Base benzene sulfonic acid calcium, agriculture breast 600#, Nongru-700 #, agriculture breast 1601, agriculture breast 2201；Assistant for emulsifying agent be selected from methyl alcohol, ethanol, isopropanol,
N-butanol；Solvent has toluene, dimethylbenzene, cyclohexanone, N monomethyls to adjoin pyrrolidone；Stabilizer has triphenyl phosphite, epoxy chloropropionate
Alkane；Water is deionized water.
For dispersibling oil-suspending agent, usable auxiliary agent has：Dispersant such as polycarboxylate, lignosulfonates, alkyl
Naphthalene sulfonate (dispersing agent NNO), one or more in YUS-EP60P；Emulsifying agent such as BY (castor oil polyoxyethylene ether, BY-110,
BY-125) one or more in series, Nongru-700 #, agriculture breast 2201, NP-10, NP-7, agriculture breast 1601#；Wetting agent such as alkyl
Phenol polyethenoxy base ether formaldehyde condensation products sulfate, APES phosphate, phenethyl phenol polyoxyethylene ether phosphorus
One or more in acid esters, alkyl sulfate, alkylsulfonate, naphthalene sulfonate；Thickener such as meteorological white carbon, organic swelling
One or more in soil, aluminium-magnesium silicate；One in antifreezing agent such as urea, glycerine, ethylene glycol, propane diols, inorganic salts such as sodium chloride
Plant or various；Defoamer has organosilicon (dimethyl silicone polymer) and antifoaming agent of non-silicone, and antifoaming agent of non-silicone is mostly
Water-insoluble alcohols, such as lower alcohol (octanol, nonyl alcohol), higher alcohol (lauryl alcohol, tetradecyl alchohol etc.)；Decentralized medium such as oil-based media
Have；In vegetable oil (such as corn oil, soybean oil, rapeseed oil, castor oil), mineral oil, biodiesel, esterified vegetable oil it is a kind of or
It is various.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, present invention specific examples below
Illustrate, but the present invention is limited to absolutely not these examples.As described below is only the present invention preferably embodiment, is used only for explaining
The present invention, but can not be therefore understands that being the limitation to the scope of the claims of the present invention.It should be pointed out that it is all it is of the invention spirit and
Any modification, equivalent or improvement for being made within principle etc., should be included within the scope of the present invention, therefore,
The protection domain of patent of the present invention should be determined by the appended claims.
First, example of formulations
Present invention is described further with reference to embodiment, the active ingredient in example of formulations is weight after folding hundred
Amount.
The Er Lv Evil bacterium azoles fluazinam suspending agents of example of formulations one 20%
Weigh 100 grams of fluazinams, 100 grams of Er Lv Evil bacterium azoles, 50 grams of alkyl polyoxyethylene ether sodium sulfonates, 10 grams of carboxymethyl celluloses
Element, 30 grams, 8 grams xanthans of tea seed cake powder, 30 grams of polyethylene glycol, 8 grams of silicone oil, deionized water add to 1000 gram weights part.Above-mentioned original
Material is blended, high speed shear dispersion 30min, is sanded to particle diameter D with sand mill9020% fluazinam two is obtained after less than 10 microns
Lv Evil bacterium azole suspending agents.
The Er Lv Evil bacterium azoles fluazinam water dispersible granules of example of formulations 2 49%
Weigh 280 grams of fluazinams, 210 grams of Er Lv Evil bacterium azoles, 50 grams of polycarboxylates, 70 grams of sodium lignin sulfonates, 20 grams of dodecanes
Base sodium sulphate, 50 grams of ammonium sulfate, white carbon supply to 1000g.The method of the frequent regulation water intaking dispersible granule of above-mentioned raw materials is to mix
Conjunction, ultra micro air-flow crushing, mixing, granulation step produce 49% fluazinam Er Lv Evil bacterium azoles water dispersible granules.
The Er Lv Evil bacterium azoles fluazinam wettable powders of example of formulations 3 60%
Weigh 500 grams of Er Lv Evil bacterium azoles, 100 grams of Er Lv Evil bacterium azoles, 30 grams of alkyl sulfates, 30 grams of polycarboxylates, 110 grams of hard charcoals
Black, bentonite is supplied.Above-mentioned raw materials are blended, ultra micro air-flow crushing, hybrid technique step are prepared into 60% Er Lv Evil bacterium azoles fluorine
Pyridine amine wettable powder.
The Er Lv Evil bacterium azoles fluazinam water dispersible granules of example of formulations 4 33%
Weigh 300 grams of fluazinams, 30 grams of Er Lv Evil bacterium azoles, 50 grams of polycarboxylates, 60 grams of NNO, 40 grams of lauryl sodium sulfate, 50
Gram bentonite, kaolin complements to 1000g.The method of the frequent regulation water intaking dispersible granule of above-mentioned raw materials is mixing, ultra micro air-flow
Crush, mix, granulation step produces 33% fluazinam Er Lv Evil bacterium azoles water dispersible granules.
The Er Lv Evil bacterium azoles fluazinam suspending agents of example of formulations 5 21%
Weigh 10 grams of fluazinams, 200 grams of Er Lv Evil bacterium azoles, 40 grams of alkylpolyoxyethylene phosphates, 20 grams of sulfomethylated lignins
Sour sodium, 30 grams of lauryl sodium sulfate, 8 grams of carboxyethyl celluloses, 35 grams of ethylene glycol, 8 grams of silicone oil, deionized water add to 1000 grams
Weight portion.Above-mentioned raw materials are blended, high speed shear dispersion 30min, are sanded to particle diameter D with sand mill90It is obtained after less than 10 microns
21% fluazinam Er Lv Evil bacterium azole suspending agents.
The Er Lv Evil bacterium azoles fluazinam wettable powders of example of formulations 6 54%
Weigh 90 grams of Er Lv Evil bacterium azoles, 450 grams of Er Lv Evil bacterium azoles, 40 grams of NNO, 25 grams of sodium lignin sulfonates, 110 grams of white carbons,
Bentonite is supplied.Above-mentioned raw materials are blended, ultra micro air-flow crushing, hybrid technique step are prepared into 54% Er Lv Evil bacterium azoles fluorine pyridines
Amine wettable powder.
The Er Lv Evil bacterium azoles fluazinam suspending agents of example of formulations 7 22%
Weigh 20 grams of fluazinams, 200 gram of two chlorine Evil bacterium azoles, 45 grams of polycarboxylic acids sodium, 15 grams of Nekal BXs, 6 grams of Magnesiumaluminumsilicates, 30 grams
Lauryl sodium sulfate, 40 grams of ethylene glycol, 8 grams of silicone oil, deionized water add to 1000 gram weights part.Above-mentioned raw materials are blended, high
Speed shearing dispersion 30min, is sanded to particle diameter D with sand mill9022% fluazinam Er Lv Evil bacterium azoles is obtained after less than 10 microns to suspend
Agent.
The Er Lv Evil bacterium azoles fluazinam microemulsions of example of formulations 8 42%
Weigh 300 grams of fluazinams, 120 grams of Er Lv Evil bacterium azoles, 55 grams of agriculture breast 600#, 35 grams of this disk -60#, 50 grams of agriculture breasts 1601,
100 grams of toluene, 40 grams of ethanol, 15 grams of triphenyl phosphites, through dissolving complete and being well mixed, deionized water adds to 1000 grammes per square metres
Amount part, is obtained 42% Er Lv Evil bacterium azoles fluazinam microemulsions after stirring.
The Er Lv Evil bacterium azoles fluazinams of example of formulations 9 40% dispersible oil-suspending agent
Weigh 150 grams of fluazinams, 250 grams of Er Lv Evil bacterium azoles, 45 grams of BY-110,50 grams of Negels, 60 grams of poly alkyl alcohols
Oxygen vinethene, 50 grams of agriculture breast 1601#, 30 grams of polyvinyl alcohol, rapeseed oil supplies 1000 grams.Above-mentioned raw materials are blended, use sand mill
It is that 40% Er Lv Evil bacterium azoles fluazinams are obtained to dispersible oil-suspending agent to be sanded and be less than 5 microns to particle diameter.
2nd, it is raw to survey embodiment
1st, the Toxicity Determination of test example preventing and treating cucumber downy mildew and field efficacy test
Toxicity Determination
Definite virulence of the mixture to cucumber downy mildew is combined with two chlorine Evil bacterium azoles in order to understand fluazinam, the present invention is for its proportioning
Screened.
Cucumber downy mildew (is isolated from Anhui Province Anqing Wangjiang County Ya Tan surrounding areas), through Ke's He Shi methods after purifying culture
Then verify that be inoculated in strain in PDA culture medium after pathogenic by its, at 25 DEG C, 7d is cultivated under 90% damp condition, mycelia covers with training
After supporting ware bacteria cake use is broken into 0.5cm card punch.
Fluazinam is determined with Er Lv Evil bacterium azoles and the two composition to bacterium of downy mildew of cucumber using mycelial growth rate method
The influence of mycelial growth, it is 3 to set the two weight proportion：5,1：1,5：1,10：1,20：1,1：5,1：10, and each single dose totally 9
Kind of chemicals treatment, totally 9 concentration gradients are made PDA and put down for each treatment setting 0.125,0.25,0.5,1,2,4,8,16,32mg/L
Plate, it is control to set without medicament, is repeated 3 times per concentration, and the bacteria cake that will aseptically accomplish fluently is inverted in each treatment PDA and puts down
Behind plate center, flat board is placed in 250C, cultivates under 90% damp condition, treats that mycelial growth diameter reaches culture dish diameter 50% or so
When (10d or so) investigation result.Inhibiting rate is calculated according to the following equation, and calculates each medicament by DPS Software of Data Statistics
Process to virulence regression equation, coefficient correlation, EC50And compounding co-toxicity coefficient.Mycelial growth rate method is used indoors, is determined
EC of the different agents to bacterial strain50, using co-toxicity coefficient computational methods, calculate the co-toxicity coefficient of mixture（CTC）, determine mixture
Building performance, circular is as follows：
A certain single dose is as standard agent with mixture（Generally select EC50Junior）, calculated：
Single dose toxicity index=standard agent EC50/ certain single dose EC50×100
Toxicity index × the B of the toxicity index of theoretical toxicity index=A single doses × A single doses proportion+B single doses in mixture is mono-
Agent proportion in mixture
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, and CTC is 80 ~ 120
Between be summation action.
Use embodiment 1-7 bis- Lv Evil bacterium azoles (A) and fluazinam (B) with different ratio to the room of cucumber downy mildew in table 1
Interior raw test, as shown in Table 1, composition co-toxicity coefficient of the invention is all higher than 120, the i.e. present composition to be had preferably
Synergetic, its effect is better than single dose kind.
2nd, test example prevents and treats Toxicity Determination and the field efficacy test of the late blight of potato
Toxicity Determination
Definite virulence of the mixture to the late blight of potato is combined with two chlorine Evil bacterium azoles in order to understand fluazinam, the present invention matches somebody with somebody for it
Than being screened.
The late blight of potato (is isolated from Chongqing City Tongnan County periphery), verifies that it causes a disease through Koch's Postulates after purifying culture
Strain is inoculated in PDA culture medium after property, 25oC, cultivates 7d under 90% damp condition, mycelia is used after covering with culture dish
0.5cm card punch breaks into bacteria cake use.
Fluazinam is determined with Er Lv Evil bacterium azoles and the two composition to the late blight of potato using mycelial growth rate method
The influence of bacterium mycelial growth, it is 2 to set the two weight proportion：5,5：3,5：1,10：1,20：1,1：5,1：10, and each single dose
Totally 9 kinds of chemicals treatments, totally 9 concentration gradients are made PDA for each treatment setting 0.125,0.25,0.5,1,2,4,8,16,32mg/L
Flat board, it is control to set without medicament, is repeated 3 times per concentration, and the bacteria cake that will aseptically accomplish fluently is inverted in each treatment PDA
Behind flat board center, flat board is placed in 25oC, cultivates under 90% damp condition, treats that mycelial growth diameter reaches culture dish diameter 50% left
(10d or so) investigation result when right.Inhibiting rate is calculated according to the following equation, and calculates each medicine by DPS Software of Data Statistics
Agent is processed to virulence regression equation, coefficient correlation, EC50And compounding co-toxicity coefficient.Mycelial growth rate method is used indoors, is surveyed
Determine EC of the different agents to bacterial strain50, using co-toxicity coefficient computational methods, calculate the co-toxicity coefficient of mixture（CTC）, determine mixture
It is building performance, circular is as follows：
A certain single dose is calculated as standard agent with mixture：
Single dose toxicity index=standard agent EC50/ certain single dose EC50×100
Toxicity index × the B of the toxicity index of theoretical toxicity index=A single doses × A single doses institute's accounting row+B single doses in mixture is mono-
Agent is in mixture institute accounting row
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, and CTC is 80 ~ 120
Between be summation action.
Use embodiment 3-9 bis- Lv Evil bacterium azoles (A) and fluazinam (B) with different ratio to the late blight of potato in table 2
Indoor biometricses are tested, and as shown in Table 1, composition co-toxicity coefficient of the invention is all higher than 120, the i.e. present composition to be had preferably
Synergetic, its effect is better than single dose kind.
2nd, field control effectiveness test
Test process：The difference of this experimental evidence each composition sets two dosings respectively, and dosing is new active ingredient
The quality of product (A) and fluazinam (B) and.Comparison medicament is respectively 20% Er Lv Evil bacterium azole suspending agents and 50% fluazinam suspending agent
And blank clean water experiment.
Test method：Each plot area 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 see the table below：
Field efficacy result shows, as shown in Table 3, the present composition has an obvious synergistic function, composition it is anti-
Excellent effect is controlled, prevention effect is better than single dose kind, there is application value in agricultural application.
Test process：The difference of this experimental evidence each composition sets two dosings respectively, dosing be effectively into
The quality of point new product (A) and fluazinam (B) with.Comparison medicament is respectively that 20% Er Lv Evil bacterium azole suspending agents and 50% fluazinam are outstanding
Floating agent and blank clean water experiment.
Test method：Each plot area 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 see the table below：
Field efficacy result shows, as shown in Table 4, the present composition has an obvious synergistic function, composition it is anti-
Excellent effect is controlled, prevention effect is better than single dose kind, there is application value in agricultural application.
Claims (7)
1. a kind of composition pesticide, it is characterised in that active component includes Er Lv Evil bacterium azoles and fluazinam.
2. composition pesticide according to claim 1, it is characterised in that the weight ratio of the Er Lv Evil bacterium azoles and fluazinam
It is 1：10-20：1.
3. composition pesticide according to claim 2, it is characterised in that：Er Lv Evil bacterium azoles and fluazinam weight summation are in group
Percentage by weight in compound is 5-70%.
4. the composition pesticide according to any one of claim 1-2 claim, it is characterised in that：The pesticide combination
Thing is aided with Pesticide formulation auxiliary element and is processed into any one formulation for being adapted to agriculturally use.
5. composition pesticide according to claim 3, it is characterised in that the formulation of the composition pesticide be missible oil, can
WP, suspending agent, aqueous emulsion, microemulsion, water dispersible granules, dispersible oil-suspending agent, dispersible finish, dispersible
In agent, solvable pulvis, soluble granule, microcapsule suspending agent, suspension emulsion, liquor, finish any one.
6. the composition pesticide according to any one of claim 1-4 claim is used to prevent and kill off the purposes of corps diseases.
7. purposes according to claim 5, it is characterised in that the corps diseases are preferably cucumber downy mildew and Ma Ling
Potato late blight.
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| CN201611093775.3A CN106719709A (en) | 2016-12-02 | 2016-12-02 | A kind of composition pesticide of the Evil bacterium azoles of Lv containing Er and fluazinam |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107318856A (en) * | 2017-08-17 | 2017-11-07 | 佛山市盈辉作物科学有限公司 | Bactericidal composition comprising Er Lv Evil bacterium azoles and copper 8-hydroxyquinolinate |
| CN109479885A (en) * | 2018-12-26 | 2019-03-19 | 安徽久易农业股份有限公司 | Oil-suspending agent can be dispersed in prothioconazoles |
| CN109566634A (en) * | 2017-09-28 | 2019-04-05 | 佛山市盈辉作物科学有限公司 | The synergistic composition of bacterium azoles is disliked containing fluorine ether bacterium amide and dichloro |
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| CN102119686A (en) * | 2010-01-08 | 2011-07-13 | 南京华洲药业有限公司 | Synergistic bactericidal composition containing fluazinam and chlorothalonil and application thereof |
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| CN109479885A (en) * | 2018-12-26 | 2019-03-19 | 安徽久易农业股份有限公司 | Oil-suspending agent can be dispersed in prothioconazoles |
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