CN109964945A - A kind of bactericidal composition of containing chlorine fluorine ether bacterium azoles - Google Patents
A kind of bactericidal composition of containing chlorine fluorine ether bacterium azoles Download PDFInfo
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- CN109964945A CN109964945A CN201910333151.1A CN201910333151A CN109964945A CN 109964945 A CN109964945 A CN 109964945A CN 201910333151 A CN201910333151 A CN 201910333151A CN 109964945 A CN109964945 A CN 109964945A
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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
- A01N37/06—Unsaturated carboxylic acids or thio analogues thereof; Derivatives 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
- A01N43/54—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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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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
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
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Abstract
The invention discloses a kind of bactericidal composition of containing chlorine fluorine ether bacterium azoles, the bactericidal composition containing active constituent fluorine chlorine ether bacterium azoles and active constituent B, and the weight ratio of fluorine chlorine ether bacterium azoles and active constituent B are 1 ︰, 80~80 ︰ 1.The present composition has greater activity to the multiple diseases in various crop, and has apparent synergistic effect, expands fungicidal spectrum.And small, resistance of rainwater washing against, the obvious feature of synergy with dosage.
Description
Technical field
The invention belongs to technical field of pesticide, are related to a kind of bactericidal composition of containing chlorine fluorine ether bacterium azoles in crop disease
Using.
Technical background
Fluorine chlorine ether bacterium azoles (mefentrifluconazole), molecular formula: C18H15ClF3N3O2, fluorine chlorine ether bacterium azoles Revysol
It is the newest triazole bactericidal agent of the exclusive patent of BASF.As triazole bactericidal agent, fluorine chlorine ether bacterium azoles Revysol is also to belong to
Sterol demethylation inhibitor class, the mechanism of action are to prevent the biosynthesis of ergosterol, and cell is inhibited to grow and eventually lead to
The collapsing of cell membrane.
However, since fluorine chlorine ether bacterium azoles Revysol has unique isopropyl alcohol groups, so in mechanism of action classification,
For fluorine chlorine ether bacterium azoles Revysol as first member, a new structure for being classified as triazole fungicide subordinate in DMI is small
Group --- isopropanol-triazole type.
In the real process of agricultural production, the problem of controlling disease most easily produces is the generation of disease drug resistance.No
It is compounded with kind ingredient, is to prevent and treat the very common method of resistance disease.Heterogeneity is compounded, and is imitated according to practical application
Fruit, to judge that certain compounding is synergy, adduction or antagonism.In most cases, the compounding effect of pesticide is all to add
And effect, really there is the compounding of synergistic effect seldom, especially synergistic effect is clearly, synergy ratio is very high compounds just more
It is few.It is studied by inventor, discovery mutually compounds fluorine chlorine ether bacterium azoles with active constituent B, has in a certain range well
Synergistic effect, and in relation to fluorine chlorine ether bacterium azoles compounding related to active constituent B's, at present at home and abroad there is not yet relevant report.
Summary of the invention
The purpose of the present invention is to propose to a kind of with synergistic function, the containing chlorine fluorine ether bacterium that use cost is low, preventive effect is good
The bactericidal composition of azoles.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition of containing chlorine fluorine ether bacterium azoles, containing fluorine chlorine ether bacterium azoles and active constituent B, fluorine chlorine ether bacterium azoles and work
Property ingredient B weight ratio be 1 ︰, 80~80 ︰ 1.The preferred weight ratio of fluorine chlorine ether bacterium azoles and active constituent B are 1 ︰, 60~60 ︰ 1；It is more excellent
The weight ratio for being selected as fluorine chlorine ether bacterium azoles and active constituent B is 1 ︰, 20~20 ︰ 1, active constituent B be isopyrazam, nitre benzene bacterium rouge,
Bupirimate, tetraconazole.
The bactericidal composition of the containing chlorine fluorine ether bacterium azoles is used to prevent and treat the application of the disease of crop, and the crop includes
Cereal crops, legume crop, fibre crops, sugar crop, melon crop, fruits crop, dry fruit crop, hobby crop,
Root crop, oil crops, flower crop, medicinal crop, crop, green manure pasture crop.
The bactericidal composition of the containing chlorine fluorine ether bacterium azoles is used to prevent and treat the application of the disease of crop, and the disease includes
Gray mold, powdery mildew, brown spot, sclerotiniose, anthracnose, rot disease, wilt disease, rust, white rot, rot disease, leaf blight, leaf
Rust, downy mildew, late blight, early blight.
The content of active constituent depends on amount of application when being used alone in the present composition, also depends on a kind of chemical combination
The mixed ratio and synergistic effect degree of object and another compound, at the same it is also related with target disease.In usual composition
The weight percentage of active constituent is the 1%~90% of total weight, preferably 5%~80%.According to different preparation classes
Type, active component content range are different.In general, liquid preparation contains by weight 1%~60% active material, preferably
Ground is 5%~50%；Solid pharmaceutical preparation contains by weight 5%~80% active material, preferably 10%~80%.
In bactericidal composition of the invention at least contain a kind of surfactant, in favor of application when active constituent in water
Dispersion.Surface-active contents are the 2%~30% of total formulation weight, and surplus is solid or liquid diluent.
Surfactant selected by bactericidal composition of the invention is known in those skilled in the art: can be selected from
One or more of dispersing agent, wetting agent, thickener or defoaming agent.According to different dosage forms, this field can also be contained in preparation
Stabilizer well known to technical staff, antifreeze etc..
Bactericidal composition of the invention can used before through dilution or directly by user.Its preparation can be by ability
The preparation of processing method well known to field technique personnel, i.e., after mixing active constituent with liquid solvent or solid carrier, add
One or more of surfactant such as dispersing agent, stabilizer, wetting agent, binder, defoaming agent etc..
Bactericidal composition of the invention can be processed into any dosage form pesticide-acceptable as needed.Wherein preferred agent
Type is wettable powder, water dispersible granules, suspending agent, suspoemulsion, microemulsion, aqueous emulsion, aqua.
Comprising following component and content when wettable powder is made in composition: fluorine chlorine ether bacterium azoles 0.01%~80%, activity
Ingredient B0.01%~80%, dispersing agent 1%~12%, wetting agent 1%~8%, filler surplus.
Composition includes following component and content when water dispersible granules are made: fluorine chlorine ether bacterium azoles 0.01%~80%, activity
Ingredient B0.01%~80%, dispersing agent 1%~12%, wetting agent 1%~8%, disintegrating agent 1%~10%, binder 0~
8%, filler surplus.
Composition includes following component and content when suspending agent is made: fluorine chlorine ether bacterium azoles 0.01%~50%, active constituent
B0.01%~50%, dispersing agent 1%~10%, wetting agent 1%~10%, defoaming agent 0.01%~2%, thickener 0~2%,
Antifreeze 0~8%, deionized water add to 100%.
Composition includes following component and content when suspoemulsion is made: fluorine chlorine ether bacterium azoles 0.01%~50%, active constituent
B0.01%~50%, emulsifier 1%~10%, dispersing agent 1%~10%, solvent 1%~20%, defoaming agent 0.01%~
2%, thickener 0~2%, antifreeze 0~8%, deionized water add to 100%.
Composition includes following constituent content when aqua is made: fluorine chlorine ether bacterium azoles 0.01%~50%, active constituent
B0.01%~50%, cosolvent 2%~6%, wetting agent 1%~10%, antifreeze 0~8%, deionized water add to 100%.
Composition includes following component and content when aqueous emulsion is made: fluorine chlorine ether bacterium azoles 0.01%~50%, active constituent
B0.01%~50%, emulsifier 1%~12%, antifreeze 0~8%, defoaming agent 0.01%~2%, increases solvent 1%~20%
Thick dose 0~2%, deionized water add to 100%.
Composition includes following component and content when microemulsion is made: fluorine chlorine ether bacterium azoles 0.01%~50%, active constituent
B0.01%~50%, solvent 1%~10%, antifreeze 0~8%, defoaming agent 0.01%~2%, is gone emulsifier 3%~25%
Ionized water adds to 100%.
Wettable powder the key technical indexes of the invention:
Water dispersible granules the key technical indexes of the invention:
Suspending agent the key technical indexes of the invention:
Suspoemulsion the key technical indexes of the invention:
Aqua the key technical indexes of the invention:
Aqueous emulsion the key technical indexes of the invention:
Microemulsion the key technical indexes of the invention:
The present invention has the advantages that
(1) present composition has good synergy and lasting effect in a certain range, and preventive effect is higher than single dose；(2) agriculture
Medicinal dose is reduced, and is reduced residual quantity of the pesticide on crop, is mitigated environmental pollution；(3) fungicidal spectrum is expanded, to multiple diseases
As gray mold, powdery mildew, brown spot, sclerotiniose, anthracnose, rot disease, wilt disease, rust, white rot, rot disease, leaf blight,
Leaf rust, downy mildew, late blight, early blight have greater activity.
Specific embodiment
Below with reference to embodiment to further instruction of the present invention, the percentage in embodiment is weight percentage, but
The present invention is not limited thereto.
Application Example one
1~12 wettable powder of embodiment
Fluorine chlorine ether bacterium azoles, active constituent B, dispersing agent, wetting agent, filler are mixed, are uniformly mixed in mixed cylinder, through gas
Stream pulverizer remixes uniformly after crushing, that is, can be made into wettable powder product of the present invention.Specifically it is shown in Table 1.
1 embodiment of table, 1~12 each component and content
13~24 water dispersible granules of embodiment
Fluorine chlorine ether bacterium azoles, active constituent B, dispersing agent, wetting agent, disintegrating agent, filler are needed through air-flow crushing together
The partial size wanted adds other auxiliary agents such as binder (can add can be not added), obtains granulation materials.Item is quantified into feeding fluidized bed
In granulating drier after granulation and drying, water dispersible granules product of the present invention is made.Specifically it is shown in Table 2.
2 embodiment of table, 13~24 each component and content
25~36 suspending agent of embodiment
By dispersing agent, wetting agent, thickener (can add can be not added), defoaming agent, antifreeze (can add can be not added) by high speed
Shear-mixed is uniform, and fluorine chlorine ether bacterium azoles, active constituent B is added, supplies surplus with deionized water, ball milling 2~3 is small in the ball mill
When, make diameter of particle all at 5 μm hereinafter, suspending agent product of the present invention is made.Specifically it is shown in Table 3.
3 embodiment of table, 25~36 each component and content
37~38 suspoemulsion of embodiment
By dispersing agent, defoaming agent, thickener (can add can be not added), antifreeze (can add can be not added), deionized water through excessively high
Fast shear-mixed is uniform, is added fluorine chlorine ether bacterium azoles, ball milling 2~3 hours in the ball mill, make diameter of particle all at 5 μm hereinafter,
Fluorine chlorine ether bacterium azole suspending agent is made, it is then that active constituent B, solvent, emulsifier and various auxiliary agents is directly newborn with high speed agitator
Change into suspending agent, suspoemulsion product of the present invention is made.Specifically it is shown in Table 4.
4 embodiment of table, 37~38 each component and content
39~46 aqueous emulsion of embodiment
Fluorine chlorine ether bacterium azoles, active constituent B, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase；By deionization
Water, antifreeze (can add can be not added), thickener (can add can be not added), defoaming agent mix, Cheng Junyi water phase.In high-speed stirring
It mixes down, oily phase is added in water phase, aqueous emulsion product of the present invention is made.Specifically it is shown in Table 5.
5 embodiment of table, 39~46 each component and content
47~49 microemulsion of embodiment
Fluorine chlorine ether bacterium azoles, active constituent B are dissolved in the homogenizer equipped with solvent, by emulsifier, antifreeze, (can add can
Be not added), defoaming agent be added in the homogenizer equipped with above-mentioned solution, give after supplying surplus with deionized water strongly mixing and it is even
Change, finally obtains the transparent microemulsion product of the present invention of clear appearance.Specifically it is shown in Table 6.
6 embodiment of table, 47~49 each component and content
The embodiment of the present invention is the method combined using indoor toxicity test and field trial.First pass through indoor virulence survey
It is fixed, the synergy ratio (SR) after two kinds of medicaments compound by a certain percentage is defined, SR < 0.5 is antagonism, 0.5≤SR≤1.5
For summation action, SR > 1.5 is synergistic effect, on this basis, then carries out field trial.
Test method: after prerun determines the effective inhibition concentration range of each medicament, medicament sets 5 by active constituent content respectively
A dosage processing, if clear water compares.It is carried out referring to " farm-chemical indoor determination test rule fungicide ", speed is grown using mycelia
Rate method measures medicament to the virulence of crop germ.Colony diameter is measured with crossing method after 72h, calculates the net growth of each processing
Amount, mycelial growth inhibition rate.
Net growth (mm)=measurement colony diameter -5
Mycelial growth inhibition rate is converted into probit value (y), liquor strength (μ g/mL) is converted into logarithm (x), with minimum
Square law acquires virulence regression equation (y=a+bx), and thus calculates the EC of every kind of medicament50Value.Simultaneously according to Wadley method
Two medicament different ratio synergy ratios (SR) are calculated, SR < 0.5 is antagonism, and 0.5≤SR≤1.5 are summation action,
SR > 1.5 is synergistic effect.Calculation formula is as follows:
Wherein: a, b are respectively fluorine chlorine ether bacterium azoles and active constituent B ratio shared in combination；
A is fluorine chlorine ether bacterium azoles；
B is selected from isopyrazam, nitre benzene bacterium rouge, bupirimate, tetraconazole.
Application Example two:
For trying disease: powdery mildew of cucumber；Test medicine: it is mentioned by the rich biotechnology pharmaceutcal corporation, Ltd of Shaanxi Kang Heli
For；Experimental design: the effective of fluorine chlorine ether bacterium azoles and active constituent B raw medicine and the two different ratio mixture is determined by preliminary experiment
Inhibition concentration range.
Toxicity test result
7 fluorine chlorine ether bacterium azoles of table compounds the toxicity test analysis of results table to powdery mildew of cucumber with isopyrazam
As shown in Table 7, fluorine chlorine ether bacterium azoles compounds the proportion of prevention and treatment powdery mildew of cucumber with isopyrazam in 1 ︰, 60~80 ︰ 1
When, synergy ratio SR is all larger than 1.5, illustrates that the two mixture in 1 ︰, 60~80 ︰, 1 range shows synergistic effect, when chlorine fluorine
For the proportion of ether bacterium azoles and isopyrazam in 1 20~20 ︰ 1 of ︰, synergistic effect is more prominent, and synergy ratio is 2.25 or more.
Through applicant test discovery fluorine chlorine ether bacterium azoles and isopyrazam optimum ratio be 20:1,15:1,10:1,9:1,8:1,7:1,
6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:11,1:12,1:13,
1:14,1:15,1:16,1:17,1:18,1:19,1:20, especially when fluorine chlorine ether bacterium azoles and isopyrazam weight ratio are 1:1
When synergy ratio it is maximum, synergistic effect is the most obvious.
Application Example three:
For trying disease: powdery mildew of strawberry；Test medicine: it is mentioned by the rich biotechnology pharmaceutcal corporation, Ltd of Shaanxi Kang Heli
For；Experimental design: the effective of fluorine chlorine ether bacterium azoles and nitre benzene bacterium rouge raw medicine and the two different ratio mixture is determined by preliminary experiment
Inhibition concentration range.
Toxicity test result
8 fluorine chlorine ether bacterium azoles of table compounds the toxicity test analysis of results table to powdery mildew of strawberry with nitre benzene bacterium rouge
As shown in Table 8, fluorine chlorine ether bacterium azoles compounds the proportion for preventing and treating powdery mildew of strawberry with nitre benzene bacterium rouge in 1 80~80 ︰ 1 of ︰,
Synergy ratio SR is all larger than 1.5, illustrates that the two mixture in 1 ︰, 80~80 ︰, 1 range shows synergistic effect, when fluorine chlorine ether bacterium
For the proportion of azoles and nitre benzene bacterium rouge in 1 20~20 ︰ 1 of ︰, synergistic effect is more prominent, and synergy ratio is 2.25 or more.Through applying
People test discovery fluorine chlorine ether bacterium azoles and nitre benzene bacterium rouge optimum ratio be 20:1,15:1,10:1,9:1,8:1,7:1,6:1,5:1,
4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:11,1:12,1:13,1:14,1:
15,1:16,1:17,1:18,1:19,1:20, the especially synergy ratio when fluorine chlorine ether bacterium azoles and nitre benzene bacterium rouge weight ratio are 1:1
Maximum, synergistic effect are the most obvious.
Application Example four:
For trying disease: uncinula necator；Test medicine: it is mentioned by the rich biotechnology pharmaceutcal corporation, Ltd of Shaanxi Kang Heli
For；Experimental design: fluorine chlorine ether bacterium azoles and bupirimate raw medicine and the two different ratio mixture are determined by preliminary experiment
Effective inhibition concentration range.
Toxicity test result
9 fluorine chlorine ether bacterium azoles of table compounds the toxicity test analysis of results table to uncinula necator with bupirimate
As shown in Table 9, fluorine chlorine ether bacterium azoles compounds the proportion of prevention and treatment uncinula necator with bupirimate in 1 ︰, 60~80 ︰
When 1, synergy ratio SR is all larger than 1.5, illustrates that the two mixture in 1 ︰, 60~80 ︰, 1 range shows synergistic effect, when chlorine fluorine
For the proportion of ether bacterium azoles and bupirimate in 1 20~20 ︰ 1 of ︰, synergistic effect is more prominent, synergy ratio 2.20 with
On.The optimum ratio that discovery fluorine chlorine ether bacterium azoles and bupirimate are tested through applicant is 20:1,15:1,10:1,9:1,8:
1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:11,1:12,
1:13,1:14,1:15,1:16,1:17,1:18,1:19,1:20, especially when fluorine chlorine ether bacterium azoles and bupirimate weight
Synergy ratio is maximum when than for 1:2, and synergistic effect is the most obvious.
Application Example five:
For trying disease: melon powdery mildew；Test medicine: it is mentioned by the rich biotechnology pharmaceutcal corporation, Ltd of Shaanxi Kang Heli
For；Experimental design: the effective of fluorine chlorine ether bacterium azoles and tetraconazole raw medicine and the two different ratio mixture is determined by preliminary experiment
Inhibition concentration range.
Toxicity test result
10 fluorine chlorine ether bacterium azoles of table compounds the toxicity test analysis of results table to melon powdery mildew with tetraconazole
As shown in Table 10, fluorine chlorine ether bacterium azoles compounds the proportion of prevention and treatment melon powdery mildew with tetraconazole in 1 ︰, 60~80 ︰ 1
When, synergy ratio SR is all larger than 1.5, illustrates that the two mixture in 1 ︰, 60~80 ︰, 1 range shows synergistic effect, when chlorine fluorine
For the proportion of ether bacterium azoles and tetraconazole in 1 20~20 ︰ 1 of ︰, synergistic effect is more prominent, and synergy ratio is 2.25 or more.Through
Applicant test discovery fluorine chlorine ether bacterium azoles and tetraconazole optimum ratio be 20:1,15:1,10:1,9:1,8:1,7:1,6:1,
5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:11,1:12,1:13,1:14,
1:15,1:16,1:17,1:18,1:19,1:20, the especially synergic ratio when fluorine chlorine ether bacterium azoles and tetraconazole weight ratio are 1:1
Value is maximum, and synergistic effect is the most obvious.
Pharmacodynamic test part: test medicine is by the rich biotechnology pharmaceutcal corporation, Ltd research and development of Shaanxi Kang Heli, offer, control
30% fluorine chlorine ether bacterium azole suspending agent (autogamy) of medicament, 36% nitre benzene bacterium rouge missible oil (autogamy), 10% isopyrazam suspending agent are (certainly
With), 25% bupirimate microemulsion (commercially available), 4% tetraconazole aqueous emulsion (commercially available).
Six fluorine chlorine ether bacterium azoles of Application Example and active constituent B and its compound prevention and treatment gray mold of cucumber pharmacodynamic test
This test arrangement investigates the gray mold of cucumber state of an illness before Shaanxi Province Weinan City Dali County, medicine, in state of an illness initial stage first
Secondary application, application in every 7 days is primary, is administered 2 times altogether.7 days after last application, disease index is investigated respectively and is calculated within 14 days, 30 days
Preventive effect.Experimental result is as follows:
11 fluorine chlorine ether bacterium azoles of table and active constituent B and its compound prevention and treatment gray mold of cucumber pharmacodynamic test
As can be seen from Table 11, gray mold of cucumber, prevention and treatment effect can be effectively prevented after fluorine chlorine ether bacterium azoles is compounded with active constituent B
Fruit is superior to the preventive effect of single dose, and preventive effect phase is long.It has no adverse effects in test scope of medication to target crop.
Seven fluorine chlorine ether bacterium azoles of Application Example and active constituent B and its compound prevention and treatment uncinula necator pharmacodynamic test
This test arrangement investigates the uncinula necator state of an illness before Shaanxi Province Weinan City Dali County, medicine, in state of an illness initial stage first
Secondary application, application in every 7 days is primary, is administered 2 times altogether.7 days after last application, disease index is investigated respectively and is calculated within 14 days, 30 days
Preventive effect.Experimental result is as follows:
12 fluorine chlorine ether bacterium azoles of table and active constituent B and its compound prevention and treatment uncinula necator pharmacodynamic test
As can be seen from Table 12, uncinula necator, prevention and treatment effect can be effectively prevented after fluorine chlorine ether bacterium azoles is compounded with active constituent B
Fruit is superior to the preventive effect of single dose, and preventive effect phase is long.It has no adverse effects in test scope of medication to target crop.
Eight fluorine chlorine ether bacterium azoles of Application Example and active constituent B and its compound prevention and treatment powdery mildew of strawberry pharmacodynamic test
This test arrangement investigates the powdery mildew of strawberry state of an illness before Shaanxi Province Weinan City Dali County, medicine, in state of an illness initial stage first
Secondary application, application in every 7 days is primary, is administered 2 times altogether.7 days after last application, disease index is investigated respectively and is calculated within 14 days, 30 days
Preventive effect.Experimental result is as follows:
13 fluorine chlorine ether bacterium azoles of table and active constituent B and its compound prevention and treatment powdery mildew of strawberry pharmacodynamic test
As can be seen from Table 13, powdery mildew of strawberry, prevention and treatment effect can be effectively prevented after fluorine chlorine ether bacterium azoles is compounded with active constituent B
Fruit is superior to the preventive effect of single dose, and preventive effect phase is long.It has no adverse effects in test scope of medication to target crop.
Nine fluorine chlorine ether bacterium azoles of Application Example and active constituent B and its compound prevention and treatment melon powdery mildew pharmacodynamic test
This test arrangement investigates the melon powdery mildew state of an illness before Shaanxi Province Weinan suburban area, medicine, in first time at state of an illness initial stage
Application, application in every 7 days is primary, is administered 2 times altogether.7 days after last application, disease index is investigated respectively and is calculated anti-within 14 days, 30 days
Effect.Experimental result is as follows:
14 fluorine chlorine ether bacterium azoles of table and active constituent B and its compound prevention and treatment melon powdery mildew disease pharmacodynamic test
As can be seen from Table 14, melon powdery mildew, prevention and treatment effect can be effectively prevented after fluorine chlorine ether bacterium azoles is compounded with active constituent B
Fruit is superior to the preventive effect of single dose, and preventive effect phase is long, and can treat muskmelon gray mold, after 14 days control efficiency be up to 97% with
On.It has no adverse effects in test scope of medication to target crop.
The test by different places throughout the country obtains afterwards, fluorine chlorine ether bacterium azoles compounded with active constituent B after to a variety of
Gray mold, powdery mildew, brown spot, sclerotiniose, anthracnose, rot disease, wilt disease, rust, white rot, rot disease on crop,
The preventive effect of the Common Diseases such as leaf blight, leaf rust, downy mildew, late blight, early blight 95% or more, is better than single dose preventive effect,
Synergistic effect is obvious.
Claims (6)
1. a kind of bactericidal composition of containing chlorine fluorine ether bacterium azoles, it is characterised in that effective active composition be fluorine chlorine ether bacterium azoles and activity at
Divide B, fluorine chlorine ether bacterium azoles and active constituent B weight ratio are 1 ︰, 80~80 ︰ 1, and active constituent B is isopyrazam, nitre benzene bacterium rouge, second
Phonetic sulfocarbolate, tetraconazole.
2. the bactericidal composition of containing chlorine fluorine ether bacterium azoles according to claim 1, it is characterised in that: fluorine chlorine ether bacterium azoles and activity
The weight ratio of ingredient B is 1 ︰, 60~60 ︰ 1.
3. the bactericidal composition of containing chlorine fluorine ether bacterium azoles according to claim 2, it is characterised in that: fluorine chlorine ether bacterium azoles and activity
The weight ratio of ingredient B is 1 ︰, 20~20 ︰ 1.
4. the bactericidal composition of containing chlorine fluorine ether bacterium azoles according to any one of claims 1 to 3, it is characterised in that: group
It closes object and wettable powder, water dispersible granules, suspending agent, suspoemulsion, aqua, aqueous emulsion, microemulsion is made.
5. the application that the bactericidal composition of containing chlorine fluorine ether bacterium azoles according to claim 4 is used to prevent and treat crop disease.
6. application according to claim 5, it is characterised in that: the disease is gray mold, powdery mildew, brown spot, bacterium
Core disease, anthracnose, rot disease, wilt disease, rust, white rot, rot disease, leaf blight, leaf rust, downy mildew, late blight, early epidemic
Disease.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111213668A (en) * | 2020-03-11 | 2020-06-02 | 安徽辉隆集团银山药业有限责任公司 | Sterilization composition containing chlorofluoromethrin and prochloraz |
| CN114946862A (en) * | 2022-06-24 | 2022-08-30 | 陕西康禾立丰生物科技药业有限公司 | Bactericide containing amino-oligosaccharin and meperflutonazol |
| CN115968893A (en) * | 2022-12-23 | 2023-04-18 | 河北省农林科学院植物保护研究所 | Bactericidal composition for preventing and treating fungal diseases of fruits and vegetables and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111213668A (en) * | 2020-03-11 | 2020-06-02 | 安徽辉隆集团银山药业有限责任公司 | Sterilization composition containing chlorofluoromethrin and prochloraz |
| CN114946862A (en) * | 2022-06-24 | 2022-08-30 | 陕西康禾立丰生物科技药业有限公司 | Bactericide containing amino-oligosaccharin and meperflutonazol |
| CN115968893A (en) * | 2022-12-23 | 2023-04-18 | 河北省农林科学院植物保护研究所 | Bactericidal composition for preventing and treating fungal diseases of fruits and vegetables and application thereof |
| CN115968893B (en) * | 2022-12-23 | 2024-04-02 | 河北省农林科学院植物保护研究所 | Sterilization composition for preventing and treating fruit and vegetable fungal diseases and application thereof |
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