CN106689140A - Pyraziflumid-containing bactericidal composition and application thereof - Google Patents
Pyraziflumid-containing bactericidal composition and application thereof Download PDFInfo
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- CN106689140A CN106689140A CN201710011755.5A CN201710011755A CN106689140A CN 106689140 A CN106689140 A CN 106689140A CN 201710011755 A CN201710011755 A CN 201710011755A CN 106689140 A CN106689140 A CN 106689140A
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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
- A01N43/60—1,4-Diazines; Hydrogenated 1,4-diazines
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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
- 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
- A01N37/18—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 the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/32—Cyclic imides of polybasic carboxylic acids or thio analogues thereof
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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
- A01N43/50—1,3-Diazoles; Hydrogenated 1,3-diazoles
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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
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/20—N-Aryl derivatives thereof
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Abstract
The invention discloses a pyraziflumid-containing bactericidal composition. The composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is pyraziflumid; the active ingredient B is selected from any one of pyrimethanil, imazalil, diethofencarb or procymidone; the mass ratio of active ingredient A and the active ingredient B is 50:1 to 1:50. The composition disclosed by the invention can be used for preventing and controlling the diseases of a plurality of crops, such as vegetables, fruit trees and flowers, particularly, the diseases, such as botrytis, which are caused by high fungi, has a good preventing and controlling effect, and has the characteristics of wide bacteriocidal spectrum, low medicine using amount, obvious synergistic effect and the like.
Description
Technical field
The present invention relates to a kind of composition pesticide, more particularly to a kind of bactericidal composition containing pyraziflumid and its
The application of corps diseases is prevented and treated, belongs to technical field of pesticide.
Background technology
Pyraziflumid (test code number NNF-0721) is the SDHI series bactericidal agents of Nihon Nihyaku Co., Ltd's exploitation, right
Powdery mildew, scab, gray mold, sclerotiniose, ring spot on paddy rice, fruits and vegetables etc. have good prevention effect, structure
Formula is as follows：
Gray mold is a kind of worldwide important fungal disease caused by Botrytis cinerea (Botrytis cinerea), in vegetable
Have in the various crops such as dish, strawberry, grape and cause harm, and harm is serious, and larger economic loss is brought to grower.
The characteristics of chemical prevention has efficient, quick-acting, convenient, high financial profit, is to control the main of gray mold in production
One of measure, but there are resistance problems, the main cause for producing resistance is wide ash arrhizus bacteria host range, and breeding is fast, heredity
Variation is big, and grade of fit is high, it is easy to develop immunity to drugs；Conventional systemic fungicide is mostly single-acting site, and resistance risk is higher；
Irrational Use of Drugs causes larger resistance to the action of a drug selection pressure；Protectorate cultivation is survived the winter the more summer beneficial to ash arrhizus bacteria.
In actual production, it is to prevent and treat the very common method of resistance pest and disease damage that different cultivars composition compound.It is different into
Divide and compounded, judge that certain compounding is synergy, is added or antagonism according to practical application effect.Most situations
Under, the compounding effect of agricultural chemicals is all summation action, really has the compounding of synergistic effect seldom, and particularly synergistic effect is particularly evident
Compounding just it is less.
The content of the invention
It is an object of the invention to provide a kind of synergistic effect is obvious, preventing and treating spectrum is wide composition and its application.
To reach goal of the invention, the technical solution adopted by the present invention is：
A kind of bactericidal composition, contains active components A and active component B in composition, active components A is
Pyraziflumid, active component B are selected from any one in pyrimethanil, imazalil, diethofencarb or procymidone, the matter of A and B
Amount is than being 50：1~1：50, preferred mass ratio is 20：1~1：20.
The present composition is particularly suitable for preventing and treating the disease of crops, and described crops include cereal crops, beans
Crop, oil crops, fibre crops, sugar crop, melon crop, fruits crop, dry fruit crop, root crop, flower
Grass crop, medicinal crop, crop, green manure pasture crop.
Described disease includes：Gray mold, target spot, canker, blight dis-ease, rust, ring spot, sclerotiniose, smut,
Full rot, root rot, damping-off, banded sclerotial blight, bakanae disease, droop, sclerotiniose, poliosis, downy mildew, samping off, brown spot,
Powdery mildew, anthracnose, early blight, leaf mold, leaf spot, scab, tar spot, epidemic disease, base rot disease, verticillium wilt, clubroot,
Various fungal diseases such as dark mildew.
Insecticide-applying way can using spraying, pouring root, leaching root, soak seed, get rid of and apply, spread fertilizer over the fields, ditch spread, spreading manuer in holes, preventing and treating soil-borne disease
Preferred ditch spread during evil, spread manuer in holes, the soil treatment such as pouring root or leaching root, seed soaking, seed pelleting are processed.
The compound that the present composition can have weeding, bactericidal property with other is used in mixed way, it is also possible to desinsection
Agent, nematicide, protective agent, growth regulator, nutrient for plants or soil conditioner are used in mixed way.
The present composition compared with the existing technology, can at least produce following beneficial effect：
1. after two kinds of active components are compounded according to the above ratio in composition, with notable synergistic and lasting effect；
2. field dosage and times for spraying can be greatly decreased, production and use cost is reduced, environment is effectively reduced dirty
Dye and residues of pesticides, reduce the harm to beneficial organism；
3. fungicidal spectrum is expanded：To all kinds of true on crops after two kinds of active components is compounded in the ratio in composition
Fungal disease can play a part of it is simultaneous control, and effect is significant；
4. composition is made up of the active ingredient of different mechanism of action, and action site increases, and is conducive to overcoming and delaying disease
The drug-fast generation of bacterium.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment in the present invention
Appearance is described further, but the present invention is limited to absolutely not these examples.Specific embodiment is only used for explaining the present invention, is not used to limit
The fixed present invention.All any modification, equivalent and improvement made within the spirit and principles in the present invention etc., should be included in
Within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
The present invention can be prepared into the formulation of suitable agricultural use with known method, and composition can be according to required preventing and treating
The various factors such as crop, local environment condition, prevention and controls, cost accounting, by active ingredient and auxiliary agent and carrier (filler)
Acceptable any one formulation in pesticides application is processed into together, and preferred dosage form is suspension seed-coating agent, Seed Treatment suspension
Agent, granule, microcapsule suspending agent, aqueous emulsion, suspending agent, wettable powder, water dispersible granules or missible oil.Adjuvant used, carrier
And process technology is using known component.In above-mentioned various formulations, the gross mass percentage of effective active composition contains in composition
It is 0.5%~85% to measure, for example, when the weight/mass percentage composition of pyraziflumid and procymidone is respectively 10%, 10%, always
Weight/mass percentage composition is 20%.
First, preparation processing formulation Example
Embodiment 1：30%pyraziflumid pyrimethanils (pyraziflumid：Pyrimethanil=1：2)
It is made according to common process, wherein pyraziflumid 10g, pyrimethanil 20g, sodium lignin sulfonate (dispersant)
4g, lauryl sodium sulfate (wetting agent) 2g, ethylene glycol (antifreeze) 4g, bentonite (thickener) 0.15g, organic silicone (disappears
Infusion) 0.4g, deionized water mended to 100g.
The part by weight of pyraziflumid and pyrimethanil can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 5%~80%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Pyrimethanil can also be substituted for imazalil, diethofencarb or procymidone and form new embodiment.
Embodiment 2：60%pyraziflumid procymidone water dispersible granules (pyraziflumid：Procymidone=1：1)
It is made according to common process, wherein pyraziflumid 30g, procymidone 30g, Negel (dispersant)
5g, sodium lignin sulfonate (dispersant) 7g, lauryl sodium sulfate (wetting agent) 2g, ammonium sulfate (disintegrant) 5g, lightweight carbonic acid
Calcium (filler) complements to 100g.
The part by weight of pyraziflumid and procymidone can be 50 in the present embodiment：1~1：Change between 50, both
Weight/mass percentage composition can change between 1%~85%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Procymidone can also be substituted for pyrimethanil, diethofencarb or imazalil and form new embodiment.
Embodiment 3：42%pyraziflumid imazalil wettable powders (pyraziflumid：Imazalil=1：20)
It is made according to common process, wherein pyraziflumid 2g, imazalil 40g, lauryl sodium sulfate (wetting agent)
2g, sodium lignin sulfonate (dispersant) 3g, NNO (dispersant) 5g, kaolin complements to 100g.
The part by weight of pyraziflumid and imazalil can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 1%~85%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Imazalil can also be substituted for pyrimethanil, diethofencarb or procymidone and form new embodiment.
Embodiment 4：11%pyraziflumid diethofencarb microcapsule suspending agents (pyraziflumid：Diethofencarb=1：10)
It is made according to common process, wherein pyraziflumid 1g, diethofencarb 10g, cyclohexanone (solvent) 1g, many isocyanides
Acid esters (curing agent) 0.4g, ethylene glycol (antifreezing agent) 0.4g, Arabic gum (thickener) 1g, deionized water complements to 100g.
The part by weight of pyraziflumid and diethofencarb can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 1%~60%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Diethofencarb can also be substituted for pyrimethanil, procymidone or imazalil and form new embodiment.
Embodiment 5：22%pyraziflumid pyrimethanil aqueous emulsions (pyraziflumid：Pyrimethanil=10：1)
It is made according to common process, wherein pyraziflumid 20g, pyrimethanil 2g, calcium dodecyl benzene sulfonate (emulsification
Agent) 2.1g, phenethyl phenol polyethenoxy ether (emulsifying agent) 1.5g, cyclohexanone (solvent) 10.1g, loose base ester vegetable oil (solvent)
10.2g, xanthans (thickener) 0.5g, deionized water complements to 100g.
The part by weight of pyraziflumid and pyrimethanil can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 1%~60%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Pyrimethanil can also be substituted for imazalil, diethofencarb or procymidone and form new embodiment.
Embodiment 6：2.1%pyraziflumid imazalil granules (pyraziflumid：Imazalil=20：1)
It is made according to common process, wherein pyraziflumid 2g, imazalil 0.1g, cornstarch (dispersing aid)
0.5g, polyethylene glycol (binding agent) 0.1g, polyvinyl alcohol (sustained release agent) 0.1g, kaolin (filler) complements to 100g.
The part by weight of pyraziflumid and imazalil can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 0.5%~85%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed new
Embodiment.
Imazalil can also be substituted for pyrimethanil, diethofencarb or procymidone and form new embodiment.
Embodiment 7：51%pyraziflumid pyrimethanil wettable powders (pyraziflumid：Pyrimethanil=1：50)
It is made according to common process, wherein pyraziflumid 1g, pyrimethanil 50g, lauryl sodium sulfate (wetting agent)
2g, sodium lignin sulfonate (dispersant) 3g, NNO (dispersant) 5g, kaolin complements to 100g.
The part by weight of pyraziflumid and pyrimethanil can be 50 in the present embodiment：1~1：Change between 50, both
Weight/mass percentage composition can change between 1%~85%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Pyrimethanil can also be substituted for imazalil, diethofencarb or procymidone and form new embodiment.
Embodiment 8：10%pyraziflumid procymidone Seed Treatment suspending agents (pyraziflumid：Procymidone=
1：1)
It is made according to common process, wherein pyraziflumid 5g, procymidone 5g, naphthalenesulfonate formaldehyde condensation compound (dispersion
Agent) 1.4g, lauryl sodium sulfate (wetting agent) 0.5g, AEO (bleeding agent) 0.5g, xanthans (thickening
Agent) 0.2g, organosilicon (defoamer) 0.1g, ethylene glycol (antifreezing agent) 0.3g, acid scarlet (warning coloration) 0.5g, deionized water benefit
Enough to 100g.
The part by weight of pyraziflumid and procymidone can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 0.5%~80%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed new
Embodiment.
Procymidone can also be substituted for imazalil, diethofencarb or pyrimethanil and form new embodiment.
Embodiment 9：12%pyraziflumid imazalil suspension seed-coating agents (pyraziflumid：Imazalil=1：5)
It is made according to common process, wherein pyraziflumid 2g, imazalil 10g, lignosulfonates (dispersant)
5g, dioctyl sulfosuccinate (bleeding agent) 2g, starch (film forming agent) 3g, carboxymethylcellulose calcium (film forming agent) 2g, organosilicon
(defoamer) 0.08g, propane diols (antifreezing agent) 2g, acid scarlet (warning coloration) 3g, deionized water complements to 100g.
The part by weight of pyraziflumid and imazalil can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 0.5~80%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Imazalil can also be substituted for pyrimethanil, diethofencarb or procymidone and form new embodiment.
Embodiment 10：15%pyraziflumid pyrimethanil missible oil (pyraziflumid：Pyrimethanil=2：1)
It is made according to common process, wherein pyraziflumid 10g, pyrimethanil 5g, calcium dodecyl benzene sulfonate (emulsification
Agent) 3g, OPEO (emulsifying agent) 4g, dimethyl sulfoxide (cosolvent) 10g, go turpentine oil to mend to 100g.
The part by weight of pyraziflumid and pyrimethanil can be 20 in the present embodiment：1~1：Change between 20, both
Weight/mass percentage composition can change between 1%~60%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Pyrimethanil can also be substituted for imazalil, diethofencarb or procymidone and form new embodiment.
Embodiment 11：51%pyraziflumid diethofencarb wettable powders (pyraziflumid：Diethofencarb=50：
1)
It is made according to common process, wherein pyraziflumid 50g, diethofencarb 1g, lauryl sodium sulfate (wetting agent)
2g, sodium lignin sulfonate (dispersant) 3g, NNO (dispersant) 5g, kaolin complements to 100g.
The part by weight of pyraziflumid and diethofencarb can be 50 in the present embodiment：1~1：Change between 50, both
Weight/mass percentage composition can change between 1%~85%, be also adjusted accordingly therewith using the proportioning of auxiliary agent, formed it is new
Embodiment.
Diethofencarb can also be substituted for pyrimethanil, imazalil or procymidone and form new embodiment.
2nd, biological activity determination and field control effectiveness test example
The combination of active principles of different agricultural chemicals is made agricultural chemicals, is to develop and develop novel pesticide and preventing and treating at present agriculturally
A kind of effective and quick way of resistance pest and disease damage.After the pestsides synthesis of different cultivars, three kinds of type of action are typically exhibited：
Summation action, synergistic effect and antagonism.But which kind of effect be specially, it is impossible to predict, only could really by lot of experiments
It is fixed.
Inventor by substantial amounts of screening test, find pyraziflumid with selected from pyrimethanil, imazalil, diethofencarb or
There is obvious synergistic function to multiple diseases after any one compounding in procymidone.Thus, present example is provided
In preventing and treating graw mold of tomato, the application of grey mould fruit rot of strawberry, effect is not only two kinds of simple phases of medicament to above-mentioned bactericidal composition
Plus, specifically it is illustrated with following biologicall test example.
One) biological activity determination example
Pyraziflumid combines poison with pyrimethanil, imazalil, diethofencarb or procymidone compounding to botrytis cinerea
Power determination test
For examination object：The pathogen of Botrytis cinerea (Botrytis cinerea Pers.).
Experiment uses mycelial growth rate method：Each reagent agent acetone and Tween-80 are dissolved, then dilute with water
To needed for concentration for the treatment of, using the aqua sterilisa containing appropriate acetone and Tween-80 as control (CK).Take and trained in potato
The dark culturing strains tested of 3 days on base is supported, the bacteria cake for taking a diameter of 5mm is beaten on the same circumference of colony edge, be inoculated into and contain
Have on the culture dish of corresponding medicine series concentration, each 4 repetition for the treatment of is subsequently placed in dark culturing in 25 DEG C of incubators, 3 days
The colony diameter of each treatment is measured with crossing method afterwards.Suppression of the medicament to mycelial growth under each concentration is calculated as follows
Rate processed.
With inhibiting rate niqueMin as ordinate (y), drug concentration logarithm value is abscissa (x), obtains toxicity regression curve,
Medicament is calculated to concentration EC in the suppression of pathogen50。
Mode of application judges to use co-toxicity coefficient (CTC) method.The computing formula of co-toxicity coefficient is as follows：
Actual measurement toxicity index (ATI)=(standard agent EC50/ reagent agent EC50)×100
In theoretical toxicity index (TTI)=A medicaments ATI × mixture in the percentage composition+B medicaments ATI × mixture of A B hundred
Divide content
Co-toxicity coefficient (CTC)=[mixture surveys toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100
When CTC≤80, then composition shows as antagonism, and as 80 ＜ CTC ＜ 120, then composition shows as being added and makees
With when CTC >=120, then composition shows as synergistic effect.
Result of the test：To graw mold of tomato after pyraziflumid and pyrimethanil, imazalil, diethofencarb or procymidone compounding
The joint toxicity measuring of bacterium the results are shown in Table 1-4.
Joint toxicity measuring result of the test of the composition of table 1 to botrytis cinerea
The result of joint toxicity measuring experiment shows that pyraziflumid and Pyrimethanil compositional are 50 in table 1：1~1：50
Ratio range in 120 are all higher than to the co-toxicity coefficient CTC of botrytis cinerea joint toxicity measuring, with synergistic effect.Especially
It is 20：1~1：In 20 ratio range, CTC is all higher than 180, and synergistic effect is notable.
Joint toxicity measuring result of the test of the composition of table 2 to botrytis cinerea
The result of joint toxicity measuring experiment shows in table 2, and pyraziflumid and procymidone compounding are 50：1~1：50
Ratio range in 120 are all higher than to the co-toxicity coefficient CTC of botrytis cinerea joint toxicity measuring, with synergistic effect.Especially
It is 20：1~1：In 20 ratio range, CTC is all higher than 180, and synergistic effect is notable.
Joint toxicity measuring result of the test of the composition of table 3 to botrytis cinerea
The result of joint toxicity measuring experiment shows in table 3, and pyraziflumid and imazalil compounding are 50：1~1：50
Ratio range in 120 are all higher than to the co-toxicity coefficient CTC of botrytis cinerea joint toxicity measuring, with synergistic effect.Especially
It is 20：1~1：In 20 ratio range, CTC is all higher than 180, and synergistic effect is notable.
Joint toxicity measuring result of the test of the composition of table 4 to botrytis cinerea
The result of joint toxicity measuring experiment shows in table 4, and pyraziflumid and diethofencarb compounding are 50：1~1：50
Ratio range in 120 are all higher than to the co-toxicity coefficient CTC of botrytis cinerea joint toxicity measuring, with synergistic effect.Especially
It is 20：1~1：In 20 ratio range, CTC is all higher than 180, and synergistic effect is notable.
Two) field control effectiveness test example
1st, to the field control effectiveness test of botrytis cinerea
Test is carried out in March, 2016 in the green house of vegetables of Shouguang City of Shandong Province one, and graw mold of tomato occurs relatively gently during experiment,
State of an illness radix is investigated before medicine, per cell using 5 points of samplings, 2 plants of whole blades of tomato of every investigation, every leaf is accounted for by scab
The percentage classification record of leaf area.
Leaf portion is killed stage division (in units of blade)：
0 grade：Disease-free spot；
1 grade：Single blade has scab 3；
3 grades：Single blade has scab 4-6；
5 grades：Single blade has scab 7-10；
7 grades：Single blade has scab 11-20, and part is intensive in flakes；
9 grades：Single blade has that scab is intensive to be accounted for more than leaf area a quarter.
Experiment shares medicine three times, each medication interval 7 days, in 14 days investigation results after last time medication.
Computing formula is as follows：
Prevention effect (%)=(1- (CK0×PT1)/(CK1×PT0))×100
In formula：CK0Represent disease index before blank district dispenser；
CK1Represent disease index after blank district dispenser；
PT0Represent disease index before chemicals treatment district dispenser；
PT1Represent disease index after chemicals treatment district dispenser.
Test data can draw from table 5, and the various formulation synergistic effects of composition containing pyraziflumid are obvious；Finally
14d after dispenser, each compound drug is also significantly better than single dose to the prevention effect of graw mold of tomato.
Field control effect of the medicaments such as the composition of table 5 to graw mold of tomato
2nd, to the field control effectiveness test of grey mould fruit rot of strawberry
Test is carried out in November, 2015 in the strawberry base of Shenzhen City, Guangdong Province Guanlan one, for grey mould fruit rot of strawberry is sent out during experiment
At the sick initial stage, state of an illness radix is investigated before medicine, be 25 square metres per plot area, per the 5 points of samplings of cell diagonal, every investigation 50
Individual fruit, records total fruit number and disease fruit number.
Experiment shares medicine three times, each medication interval 7 days, in 10 days investigation results after last time medication.
Computing formula is as follows：
Prevention effect (%)=(1- (CK0×PT1)/(CK1×PT0))×100
In formula：CK0Represent diseased fruit rate before blank district dispenser；
CK1Represent diseased fruit rate after blank district dispenser；
PT0Represent diseased fruit rate before chemicals treatment district dispenser；
PT1Represent diseased fruit rate after chemicals treatment district dispenser.
Test data can draw from table 6, and the various formulation synergistic effects of composition containing pyraziflumid are obvious；Finally
10d after dispenser, each compound drug is also significantly better than single dose to the prevention effect of grey mould fruit rot of strawberry.
Field control effect of the composition containing pyraziflumid of table 6 to grey mould fruit rot of strawberry
Combined in terms of to graw mold of tomato, the field control effectiveness test result of grey mould fruit rot of strawberry from containing pyraziflumid, it is each multiple
Dose out powders have good prevention effect to gray mold, and preventive effect is significantly better than single dose.Illustrate that compounding has synergistic effect, lasting period
Extension, can reduce dosage and spraying times, delay the resistance to the action of a drug to produce, while cost accounting can be reduced.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Any modification, equivalent and improvement for being made within principle etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of bactericidal composition containing pyraziflumid, contains active components A and active component B, its feature in composition
It is：Active components A is 50 with the mass ratio of active component B：1~1：50, described active components A is pyraziflumid,
Active component B is selected from any one in pyrimethanil, imazalil, diethofencarb or procymidone.
2. the bactericidal composition containing pyraziflumid according to claim 1, it is characterised in that：Active components A and work
Property composition B mass ratio be 20：1~1：20.
3. the bactericidal composition containing pyraziflumid according to claim 1 and 2, it is characterised in that：Have in composition
The gross mass percentage composition for imitating composition is 0.5%~85%.
4. the bactericidal composition containing pyraziflumid according to claim 3, it is characterised in that：Composition can be made
Formulation have suspension seed-coating agent, Seed Treatment suspending agent, granule, microcapsule suspending agent, aqueous emulsion, suspending agent, wettable powder,
Water dispersible granules or missible oil.
5. the bactericidal composition containing pyraziflumid described in Claims 1-4 is used to prevent and treat the purposes of crop disease.
6. purposes according to claim 5, it is characterised in that：Described disease is gray mold, canker, blight dis-ease, rust
Disease, ring spot, sclerotiniose, smut, full rot, root rot, target spot, damping-off, banded sclerotial blight, bakanae disease, droop, sclerotium
Disease, poliosis, downy mildew, samping off, brown spot, powdery mildew, anthracnose, early blight, leaf mold, leaf spot, scab, black mole
Disease, epidemic disease, base rot disease, verticillium wilt, clubroot, dark mildew.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109890204A (en) * | 2016-10-26 | 2019-06-14 | 拜耳作物科学股份公司 | Pyraziflumid is used to control the purposes of Sclerotinia kind in seed treatment application |
| CN110249743A (en) * | 2019-07-18 | 2019-09-20 | 四川迪菲特药业有限公司 | A kind of processing method of watt of cloth fritillaria kind bulb |
| CN111184001A (en) * | 2017-07-25 | 2020-05-22 | 吉林农业科技学院 | Composition containing biphenylpyrazinamide and fluazinam and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101341136A (en) * | 2005-12-22 | 2009-01-07 | 日本农药株式会社 | Pyrazinecarboxamide derivatives and plant disease controlling agents containing the same |
| JP2009023994A (en) * | 2007-06-21 | 2009-02-05 | Nippon Nohyaku Co Ltd | Agricultural and horticultural bactericide composition and usage thereof |
| JP2014224067A (en) * | 2013-05-16 | 2014-12-04 | 日本農薬株式会社 | Bactericide composition for agricultural and horticultural use and use method thereof |
-
2017
- 2017-01-12 CN CN201710011755.5A patent/CN106689140A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101341136A (en) * | 2005-12-22 | 2009-01-07 | 日本农药株式会社 | Pyrazinecarboxamide derivatives and plant disease controlling agents containing the same |
| JP2009023994A (en) * | 2007-06-21 | 2009-02-05 | Nippon Nohyaku Co Ltd | Agricultural and horticultural bactericide composition and usage thereof |
| JP2014224067A (en) * | 2013-05-16 | 2014-12-04 | 日本農薬株式会社 | Bactericide composition for agricultural and horticultural use and use method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109890204A (en) * | 2016-10-26 | 2019-06-14 | 拜耳作物科学股份公司 | Pyraziflumid is used to control the purposes of Sclerotinia kind in seed treatment application |
| CN111184001A (en) * | 2017-07-25 | 2020-05-22 | 吉林农业科技学院 | Composition containing biphenylpyrazinamide and fluazinam and application thereof |
| CN110249743A (en) * | 2019-07-18 | 2019-09-20 | 四川迪菲特药业有限公司 | A kind of processing method of watt of cloth fritillaria kind bulb |
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