CN104170826A - Bactericidal composition containing penflufen and amide - Google Patents
Bactericidal composition containing penflufen and amide Download PDFInfo
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- CN104170826A CN104170826A CN201310189784.2A CN201310189784A CN104170826A CN 104170826 A CN104170826 A CN 104170826A CN 201310189784 A CN201310189784 A CN 201310189784A CN 104170826 A CN104170826 A CN 104170826A
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Abstract
The invention discloses a bactericidal composition containing penflufen and amide. The bactericidal composition comprises an active component A and an active component B. The active component A is penflufen and the active component B is one of tiadinil, zoxamide, penthiopyrad and carpropamid. A weight ratio of the active component A to the active component B is in a range of 1: 80-80: 1. The bactericidal composition has high activity to a plurality of diseases of a plurality of crops, has obvious synergism and enlarges a bactericidal spectrum. The bactericidal composition has the characteristics of less use amount, rainwater resistance and obvious synergism.
Description
Technical field
The invention belongs to technical field of pesticide, the application of the bactericidal composition that relates to a kind of fluorine-containing azoles bacterium aniline and amide-type in crop pest.
Technical background
Fluorine azoles bacterium aniline (penflufen): molecular formula is C
18h
24fN
3o, chemical name is 2 ＇-[(RS)-1,3-dimethylbutyl]-5-fluoro-1,3-dimethyl pyrazole-4-formailide, fluorine azoles bacterium aniline is a kind of succinate dehydrogenase inhibitors, and Main Function transmits Complex II in respiratory chain electronics, blocking-up energy metabolism; Can prevent and treat kind pass, basidiomycetes and sac fungi disease that soil passes, mainly contain potato black scurf that rhizoctonia causes, wheat sharp eyespot, rice sheath blight disease, sclerotinia rot of colza etc., also have loose smut of wheat, the bunt of wheat, corn southern leaf blight etc.Seed after treatment can absorb fluorine azoles bacterium aniline in germination process, is transmitted to other positions of plant corpus by xylem, plays the effect of cover crop.
In the real process of agricultural production, preventing and treating the problem that disease the most easily produces is the generation of disease drug resistance.Different cultivars composition carries out composite, is to prevent and treat the very common method of resistance disease.Heterogeneity is carried out composite, according to practical application effect, judge certain composite be synergy, add and or antagonism.In most cases, the composite effect of agricultural chemicals is all additive effect, really have a synergistic effect composite seldom, especially synergistic effect very obviously, synergy ratio very high composite just still less.Through inventor's research, find fluorine azoles bacterium aniline and tiadinil, zoxamide, pyrrole metsulfovax, to encircle propionyl bacterium amine mutually composite, there is within the specific limits good synergistic effect, and relevant composite about fluorine azoles bacterium aniline and tiadinil, zoxamide, pyrrole metsulfovax, ring propionyl bacterium amine, there is not yet at present relevant report at home and abroad.
Summary of the invention
The object of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect is good fluorine-containing azoles bacterium aniline and the bactericidal composition of amide-type.
The present invention is achieved through the following technical solutions:
The bactericidal composition of a kind of fluorine-containing azoles bacterium aniline and amide-type, contain active components A and active component B, active components A and active component B weight ratio are 1: 80～80: 1, described active components A is selected from fluorine azoles bacterium aniline, and active component B is selected from the one in tiadinil, zoxamide, pyrrole metsulfovax, ring propionyl bacterium amine; The weight ratio that is preferably active components A and active component B is 1 ︰ 60～60 ︰ 1; More preferably the weight ratio of fluorine azoles bacterium aniline and tiadinil is 1: 20～20: 1, the weight ratio of fluorine azoles bacterium aniline and zoxamide is 1: 20～20: 1, fluorine azoles bacterium aniline and pyrrole metsulfovax or weight ratio be 1: 20～20: 1, fluorine azoles bacterium aniline is 1: 20～20: 1 with the weight ratio of ring propionyl bacterium amine; The weight ratio that most preferably is fluorine azoles bacterium aniline and tiadinil is 1: 9～9: 1, the weight ratio of fluorine azoles bacterium aniline and zoxamide is 1: 9～9: 1, fluorine azoles bacterium aniline and pyrrole metsulfovax or weight ratio be 1: 9～9: 1, fluorine azoles bacterium aniline is 1: 9～9: 1 with the weight ratio of ring propionyl bacterium amine.
Bactericidal composition of the present invention, can be processed on demand acceptable formulation in any sterilization, wherein more preferably formulation is wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
Described fluorine-containing azoles bacterium aniline and the bactericidal composition of the amide-type disease for preventing and treating crop; Described crop is cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flowers crop, medicinal crop, raw material crop, green manure pasture crop; Described disease is Oomycete, Ascomycetes, Basidiomycetes, Chytridiomycetes, chamber Gammaproteobacteria, the microbial plant disease of gemma guiding principle pathogeny, concrete as rice blast, banded sclerotial blight, brown spot, bacterial leaf-blight, powdery mildew, rust, epidemic disease, downy mildew, gray mold, scab, stalk break etc.
The amount of application when content of active component depends on independent use in bactericidal composition of the present invention, also depends on mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound, and the while is also relevant with target disease.Conventionally in composition, the weight percentage of active component is gross weight 1%～90%, is preferably 5%～80%.According to different preparation types, active component content scope is different.Liquids in general preparation contains 1%～60% active substance by weight, is preferably 5%～50%; Solid pharmaceutical preparation contains 5%～80% active substance by weight, is preferably 10%～80%.
In bactericidal composition of the present invention, at least contain a kind of surfactant, the dispersion of active component in water while being beneficial to use.Surface-active contents is 2%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
Bactericidal composition of the present invention can be by user before use through dilution or directly use.Its preparation can be prepared by processing method known in those skilled in the art, after mixing with liquid flux or solid carrier by active component, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, disintegrant, defoamer etc.According to different dosage form, in preparation, can also contain antifreeze known in those skilled in the art etc.
When making wetting powder, composition comprises following component and content: active components A 0.5%～80%, active component B0.5%～80%, dispersant 1%～12%, wetting agent 1%～8%, filler surplus.
When making water dispersible granules, composition comprises following component and content: active components A 0.5%～80%, active component B0.5%～80%, dispersant 1%～12%, wetting agent 1%～8%, disintegrant 1%～10%, binding agent 0～8%, filler surplus.
When making suspending agent, composition comprises following component and content: active components A 0.5%～50%, active component B0.5%～50%, dispersant 1%～10%, wetting agent 1%～10%, defoamer 0.01%～2%, thickener 0～2%, antifreeze 0～8%, deionized water add to 100%.
When making aqueous emulsion, composition comprises following component and content: active components A 0.5%～50%, active component B0.5%～50%, solvent 1%～20%, emulsifier 1%～12%, antifreeze 0～8%, defoamer 0.01%～2%, thickener 0～2%, deionized water add to 100%.
When making microemulsion, composition comprises following component and content: active components A 0.5%～50%, active component B0.5%～50%, emulsifier 3%～25%, solvent 1%～10%, antifreeze 0～8%, defoamer 0.01%～2%, deionized water add to 100%.
When making suspension emulsion, composition comprises following component and content: active components A 0.5%～50%, active component B0.5%～50%, emulsifier 1%～10%, dispersant 1%～10%, solvent 1%～20%, defoamer 0.01%～2%, thickener 0～2%, antifreeze 0～8%, deionized water add to 100%.
When making microcapsule suspending agent, composition comprises following component and content: active components A 0.5%～50%, active component B0.5%～50%, macromolecule cyst material 1%～10%, dispersant 2%～10%, solvent 1%～10%, emulsifier 1%～7%, pH adjusting agent 0.01%～5%, defoamer 0.01%～2%, deionized water add to 100%.
When making microcapsule suspension-suspending agent, composition comprises following component and content: active components A 0.5%～50%, active component B0.5%～50%, macromolecule cyst material 1%～12%, dispersant 1%～12%, wetting agent 1%～8%, solvent 1%～15%, emulsifier 1%～8%, defoamer 0.01%～2%, thickener 0～2%, pH adjusting agent 0.01%～5%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension-suspending agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) present composition has good synergy and lasting effect within the specific limits, and preventive effect is higher than single dose; (2) agricultural chemicals dosage reduces, and reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (3) expanded fungicidal spectrum, multiple diseases has been had to greater activity as rice blast, banded sclerotial blight, brown spot, bacterial leaf-blight, powdery mildew, rust, epidemic disease, downy mildew, gray mold, scab, stalk break etc.
Embodiment
Below in conjunction with embodiment, to further instruction of the present invention, the percentage in embodiment is all weight percentage, but the present invention is not limited thereto.
Application Example one
Embodiment 1～12 wetting powder
Fluorine azoles bacterium aniline, active component B, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, can be made into wetting powder product of the present invention.Specifically in table 1.
The each component of table 1 embodiment 1～12 and content
Embodiment 13～24 water dispersible granules
Fluorine azoles bacterium aniline, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained to the particle diameter needing through air-flow crushing together, then add other auxiliary agents such as binding agent (can add and can not add), obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, can make water dispersible granules product of the present invention, specifically in table 2.
The each component of table 2 embodiment 13～24 and content
Embodiment 25～36 suspending agents
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), mix through high speed shear, add fluorine azoles bacterium aniline, active component B, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μ m, surplus is supplied by deionized water, can make suspending agent product of the present invention, specifically in table 3.
The each component of table 3 embodiment 25～36 and content
Embodiment 37～44 aqueous emulsions
Fluorine azoles bacterium aniline, active component B, solvent, emulsifier are added together, make to be dissolved into even oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, become homogeneous water.Under high-speed stirred, water is added to oil phase, make aqueous emulsion product of the present invention.Specifically in table 4.
The each component of table 4 embodiment 37～44 and content
Embodiment 45～52 microemulsions
Fluorine azoles bacterium aniline, active component B are dissolved in the homogenizer that solvent is housed, by emulsifier, antifreeze (can add and can not add), defoamer, join in the homogenizer that above-mentioned solution is housed, surplus gives strong mixing and homogenize after supplying by deionized water, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.Specifically in table 5.
The each component of table 5 embodiment 45～52 and content
Tiadinil, zoxamide, pyrrole metsulfovax, ring propionyl bacterium amine in table 1～5 are exchanged, can make novel formulation.
Embodiment 53～55 suspension emulsions
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add fluorine azoles bacterium aniline, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make fluorine azoles bacterium aniline suspending agent, then by active component B, emulsifier, solvent and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make suspension emulsion product of the present invention.Specifically in table 6.
The each component of table 6 embodiment 53～55 and content
Embodiment 56～58 microcapsule suspending agents
By fluorine azoles bacterium aniline, active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent, dispersant, defoamer, surplus is supplied by deionized water, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in table 7.
The each component of table 7 embodiment 56～58 and content
Embodiment 59～61 microcapsule suspensions-suspending agent
By active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent under shearing condition, make finely disseminated microcapsule suspending agent.Dispersant, wetting agent, defoamer, thickener (can add and can not add) are mixed through high speed shear, add fluorine azoles bacterium aniline, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make suspending agent, then suspending agent is joined in the aqueous phase solution of micro-capsule suspension, deionized water is supplied surplus, makes the finely disseminated microcapsule suspension-suspending agent of present composition product.Specifically in table 8.
The each component of table 8 embodiment 59～61 and content
The embodiment of the present invention is the method that adopts Toxicity Determination and field trial to combine.First by Toxicity Determination, the synergy ratio (SR) after clear and definite two kinds of medicaments are composite by a certain percentage, SR < 0.5 is antagonism, 0.5≤SR≤1.5 are summation action, SR > 1.5 is synergistic effect, on this basis, then carries out field trial.
Test method: after the effective inhibition concentration scope of each medicament is determined in prerun, medicament is established respectively 5 dosage processing by active constituent content, establishes clear water contrast.Carry out with reference to " farm-chemical indoor determination test rule bactericide ", adopt mycelial growth rate method to measure the virulence of medicament to crop germ.After 72h, measure colony diameter by right-angled intersection method, calculate each processing net growth, mycelial growth inhibition rate.
Net growth (mm)=measurement colony diameter-5
Mycelial growth inhibition rate is converted into probit value (y), and liquor strength (μ g/mL) converts logarithm value to (x), tries to achieve virulence regression equation (y=a+bx) with method of least squares, and calculates thus the EC50 value of every kind of medicament.Calculate the different proportioning synergy ratios of two medicaments (SR) according to Wadley method, SR < 0.5 is antagonism simultaneously, and 0.5≤SR≤1.5 are summation action, and SR > 1.5 is synergistic effect.Computing formula is as follows:
Wherein: a, b are respectively active components A and active component B shared ratio in combination;
A is fluorine azoles bacterium aniline;
B is selected from the one in tiadinil, zoxamide, pyrrole metsulfovax or ring propionyl bacterium amine.
Application Example two:
For examination disease: rice blast, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the two different proportioning mixture of tiadinil through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to rice blast of table 9 fluorine azoles bacterium aniline and tiadinil
As shown in Table 9, the proportioning of fluorine azoles bacterium aniline and the composite control rice blast of tiadinil is in the time of 1 ︰ 80～80 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture in 1 ︰ 60～60 ︰ 1 scopes, the proportioning of fluorine azoles bacterium aniline and tiadinil was at 1: 20～20: 1, synergistic effect is more outstanding, synergy ratio is all more than 2.25, wherein obvious in 1: 9～9: 1 scopes, test and find that the proportioning of fluorine azoles bacterium aniline and tiadinil is 20 ︰ 1 through applicant, 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 ︰ 15, 1 ︰ 20, synergy ratio maximum when wherein fluorine azoles bacterium aniline and tiadinil weight ratio are 1:1, synergistic effect is the most obvious.
Application Example three:
For examination disease: downy mildew of garpe, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the former medicine of zoxamide and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to downy mildew of garpe of table 10 fluorine azoles bacterium aniline and zoxamide
As shown in Table 10, the composite proportioning of preventing and treating downy mildew of garpe of fluorine azoles bacterium aniline and zoxamide is in the time of 1 ︰ 80～80 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture in 1 ︰ 80～80 ︰ 1 scopes, the proportioning of fluorine azoles bacterium aniline and zoxamide was at 1: 20～20: 1, synergistic effect is more outstanding, synergy ratio is all more than 2.25, wherein obvious in 1: 9～9: 1 scopes, test and find that the proportioning of fluorine azoles bacterium aniline and zoxamide is 20 ︰ 1 through applicant, 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 ︰ 15, 1 ︰ 20, synergy ratio maximum when wherein fluorine azoles bacterium aniline and zoxamide weight ratio are 2:3, synergistic effect is the most obvious.
Application Example four:
For examination disease: powdery mildew of cucumber, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the former medicine of pyrrole metsulfovax and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to powdery mildew of cucumber of table 11 fluorine azoles bacterium aniline and pyrrole metsulfovax
As shown in Table 11, the composite proportioning of preventing and treating powdery mildew of cucumber of fluorine azoles bacterium aniline and pyrrole metsulfovax is in the time of 1 ︰ 80～80 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture in 1 ︰ 80～80 ︰ 1 scopes, the proportioning of fluorine azoles bacterium aniline and pyrrole metsulfovax was at 1: 20～20: 1, synergistic effect is more outstanding, synergy ratio is all more than 2.30, wherein obvious in 1: 9～9: 1 scopes, test and find that the proportioning of fluorine azoles bacterium aniline and pyrrole metsulfovax is 20 ︰ 1 through applicant, 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 ︰ 15, 1 ︰ 20, synergy ratio maximum when wherein fluorine azoles bacterium aniline and pyrrole metsulfovax weight ratio are 1:1, synergistic effect is the most obvious.
Application Example five:
For trying disease: rice blast, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the ring propionyl former medicine of bacterium amine and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 12 fluorine azoles bacterium aniline and the composite toxicity test analysis of results table to rice blast of ring propionyl bacterium amine
As shown in Table 12, the proportioning of fluorine azoles bacterium aniline and the composite control rice blast of ring propionyl bacterium amine is in the time of 1 ︰ 80～80 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture in 1 ︰ 80～80 ︰ 1 scopes, the proportioning of fluorine azoles bacterium aniline and ring propionyl bacterium amine was at 1: 20～20: 1, synergistic effect is more outstanding, synergy ratio is all more than 2.25, wherein obvious in 1: 9～9: 1 scopes, test and find that fluorine azoles bacterium aniline and the proportioning of ring propionyl bacterium amine are 20 ︰ 1 through applicant, 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 ︰ 15, 1 ︰ 20, synergy ratio maximum when wherein fluorine azoles bacterium aniline is 1:2 with ring propionyl bacterium amine weight ratio, synergistic effect is the most obvious.
Find through test: after fluorine azoles bacterium aniline and active component B are composite, the control of the rice blast in various crop, banded sclerotial blight, brown spot, bacterial leaf-blight, powdery mildew, rust, epidemic disease, downy mildew, gray mold, scab, stalk break is had to obvious synergistic effect, synergy ratio is all more than 1.5.
Effect experiment part: test medicine is researched and developed, provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 20% fluorine azoles bacterium aniline suspending agent (autogamy), 20% tiadinil suspending agent (autogamy), 24% zoxamide suspending agent (commercial), 10% pyrrole metsulfovax suspending agent (autogamy), 22% ring propionyl bacterium amine suspending agent (commercial).
Application Example hexafluoro azoles bacterium aniline and active component B and the composite control rice blast test of pesticide effectiveness thereof
This experimental establishment, at Shaanxi Province's Hanzhong City, is investigated the rice blast state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 13 fluorine azoles bacterium aniline and active component B and the composite control rice blast test of pesticide effectiveness thereof
As can be seen from Table 13, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat rice blast, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Rice sheath blight disease is also had to good preventive effect, drug effect is up to more than 96% simultaneously.
Application Example seven fluorine azoles bacterium aniline and active component B and the composite powdery mildew of cucumber test of pesticide effectiveness of preventing and treating thereof
This test arrangement, in Jingyang County, Shaanxi Province, is investigated the powdery mildew of cucumber state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after dispenser 3 days, 7 days, 15 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 14 fluorine azoles bacterium aniline and active component B and the composite powdery mildew of cucumber test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 14, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat powdery mildew of cucumber, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, target crop is had no adverse effects in scope of medication in test.Gray mold of cucumber, scab are also had to good preventive effect, drug effect is up to more than 96% simultaneously.
The sick test of pesticide effectiveness of Application Example octafluoro azoles bacterium aniline and active component B and composite control tomato blight thereof
This test arrangement, in Xi'an City, Shanxi Province, is investigated the tomato blight state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 15 fluorine azoles bacterium aniline and active component B and the composite control tomato blight test of pesticide effectiveness thereof
As can be seen from Table 15, fluorine azoles bacterium aniline and active component B and composite rear efficiency control tomato blight thereof, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example nine fluorine azoles bacterium aniline and active component B and the composite downy mildew of garpe test of pesticide effectiveness of preventing and treating thereof
This test arrangement, at Shaanxi Province's Weinan City, is investigated the downy mildew of garpe state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 16 fluorine azoles bacterium aniline and active component B and the composite downy mildew of garpe test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 16, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat downy mildew of garpe, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Grape powdery mildew, gray mold are also had to good preventive effect, drug effect is up to more than 96% simultaneously.
Application Example ten fluorine azoles bacterium aniline and active component B and the composite wheat rust effect of preventing and treating thereof are tested
This test arrangement, at Shaanxi Province's Weinan City, is investigated the wheat rust state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 17 fluorine azoles bacterium aniline and active component B and the composite wheat rust test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 17, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat wheat rust, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Wheat powdery mildew, banded sclerotial blight are also had to good preventive effect, drug effect is up to more than 96% simultaneously.
Application Example 11 fluorine azoles bacterium aniline and active component B and the composite apple mildew test of pesticide effectiveness of preventing and treating thereof
This test arrangement, at Shaanxi Province's Weinan City, is investigated the apple mildew state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 18 fluorine azoles bacterium aniline and active component B and the composite apple mildew test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 18, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat apple mildew, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Apple rust, scab, brown spot are also had to good preventive effect, drug effect is up to more than 96% simultaneously.
After draw through different local throughout the country tests, fluorine azoles bacterium aniline and tiadinil, zoxamide, pyrrole metsulfovax, ring propionyl bacterium amine composite rear to the preventive effect of the Common Diseases such as the rice blast in various crop, banded sclerotial blight, brown spot, bacterial leaf-blight, powdery mildew, rust, epidemic disease, downy mildew, gray mold, scab, stalk break all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the bactericidal composition of a fluorine-containing azoles bacterium aniline and amide-type, effective active composition is active components A and active component B, it is characterized in that: the weight ratio of active components A and active component B is 1: 80～80: 1, described active components A is selected from fluorine azoles bacterium aniline, and active component B is selected from the one in tiadinil, zoxamide, pyrrole metsulfovax or ring propionyl bacterium amine.
2. the bactericidal composition of fluorine-containing azoles bacterium aniline according to claim 1 and amide-type, is characterized in that: the weight ratio of active components A and active component B is 1: 60～60: 1.
3. the bactericidal composition of fluorine-containing azoles bacterium aniline according to claim 2 and amide-type, is characterized in that:
The weight ratio of fluorine azoles bacterium aniline and tiadinil is 1: 20～20: 1;
The weight ratio of fluorine azoles bacterium aniline and zoxamide is 1: 20～20: 1;
Fluorine azoles bacterium aniline and pyrrole metsulfovax or weight ratio be 1: 20～20: 1;
Fluorine azoles bacterium aniline is 1: 20～20: 1 with the weight ratio of ring propionyl bacterium amine.
4. according to the fluorine-containing azoles bacterium aniline described in any one in claim 1～3 and the bactericidal composition of amide-type, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent or microcapsule suspension-suspending agent.
5. the bactericidal composition of fluorine-containing azoles bacterium aniline according to claim 4 and amide-type is for preventing and treating the purposes of crop pest.
6. purposes according to claim 5, is characterized in that: for preventing and treating by Oomycete, Ascomycetes, Basidiomycetes, Chytridiomycetes, chamber Gammaproteobacteria, the microbial plant disease of gemma guiding principle pathogeny.
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| CN104663684A (en) * | 2015-02-13 | 2015-06-03 | 安徽省农业科学院植物保护与农产品质量安全研究所 | Bactericidal composition containing penflufen and thifluzamide |
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| CN104663684B (en) * | 2015-02-13 | 2018-11-30 | 安徽省农业科学院植物保护与农产品质量安全研究所 | A kind of bactericidal composition of fluorine-containing azoles bacterium aniline and thifluzamide |
| CN106135262A (en) * | 2015-04-13 | 2016-11-23 | 南京华洲药业有限公司 | A kind of containing Boscalid and the bactericidal composition of ring propionyl bacterium amine and application |
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| CN107156211A (en) * | 2017-05-27 | 2017-09-15 | 广西南宁市田园聚丰农业科技有限公司 | A kind of sterilization synergistic composition for preventing and treating rice blast |
| CN109418270A (en) * | 2017-09-01 | 2019-03-05 | 浙江省化工研究院有限公司 | A kind of bactericidal composition of fluorine-containing phenylate amide |
| CN109006819A (en) * | 2018-09-25 | 2018-12-18 | 广东广康生化科技股份有限公司 | A kind of bactericidal composition and application thereof containing zoxamide Yu biphenyl pyrrole bacterium amine |
| CN109006820A (en) * | 2018-09-25 | 2018-12-18 | 广东广康生化科技股份有限公司 | A kind of bactericidal composition and application thereof containing zoxamide Yu fluorine azoles ring bacterium amine |
| CN109221121A (en) * | 2018-09-25 | 2019-01-18 | 广东广康生化科技股份有限公司 | A kind of bactericidal composition and application thereof containing zoxamide and fluopyram |
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