CN104137853A - A pesticide composition containing penflufen - Google Patents
A pesticide composition containing penflufen Download PDFInfo
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- CN104137853A CN104137853A CN201310163065.3A CN201310163065A CN104137853A CN 104137853 A CN104137853 A CN 104137853A CN 201310163065 A CN201310163065 A CN 201310163065A CN 104137853 A CN104137853 A CN 104137853A
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- azoles bacterium
- bacterium aniline
- fluorine
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- fluorine azoles
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Abstract
The invention relates to a pesticide composition containing penflufen. Effective components of the composition comprise an active component A and an active component B. The active component A is selected from the penflufen. The active component B is any one compound selected from phosethyl-al, chlorothalonil, captan, dithianon or famoxadone. The weight ratio of the active component A to the active component B is 1:80-60:1. The composition has high activity for a plurality of diseases on a plurality of crops, has significant synergetic effects, and broadens the bactericidal spectrum. The composition has characteristics of low using amount, resistance to water washing, and significant synergetic effects.
Description
Technical field
The invention belongs to technical field of pesticide, the application of the composition pesticide that relates to a kind of fluorine-containing azoles bacterium aniline 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.
Phosethyl-Al, tpn, captan, dithianon He famoxadone all belong to common fungicide, be widely used in the disease of crops, wherein phosethyl-Al has another name called Yimeiling, aliette, mould spirit, gram bacterium spirit, downy mildew spirit, the mould clean or etherophosphoric acid aluminium of epidemic disease.
In the real process of agricultural production, preventing and treating the problem that disease the most easily produces is the drug-fast generation of germ.Different cultivars composition carries out composite, is to prevent and treat the very common method of resistance germ.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 mutually composite to fluorine azoles bacterium aniline and effective active composition B, there is within the specific limits good synergistic effect, and relevant composite about fluorine azoles bacterium aniline and phosethyl-Al, tpn, captan, dithianon Huo famoxadone, there is not yet relevant report at present at home and abroad.
Summary of the invention
The object of the invention is to propose a kind of composition pesticide with synergistic function, use cost is low, preventive effect is good fluorine-containing azoles bacterium aniline.
A kind of composition pesticide of fluorine-containing azoles bacterium aniline, active ingredient is active components A and active component B, active components A and active component B weight ratio are 1:80～60:1, described active components A is selected from fluorine azoles bacterium aniline, active component B is selected from the one in phosethyl-Al, tpn, captan, dithianon Huo famoxadone, and the preferred weight ratio of active components A and active component B is 1:60～40:1; More preferably: the weight ratio of fluorine azoles bacterium aniline and phosethyl-Al is 1:35～5:1, the weight ratio of fluorine azoles bacterium aniline and tpn is 1:30～10:1, the weight ratio of fluorine azoles bacterium aniline and captan is 1:30～15:1, the weight ratio of fluorine azoles bacterium aniline and dithianon is 1:25～15:1, and fluorine azoles bacterium aniline is Yu the weight ratio of famoxadone is 1:20～20:1; Most preferably be: the weight ratio of fluorine azoles bacterium aniline and phosethyl-Al is 1:24～1:4, the weight ratio of fluorine azoles bacterium aniline and tpn is 1:19～1:1, the weight ratio of fluorine azoles bacterium aniline and captan is 1:19～4:1, the weight ratio of fluorine azoles bacterium aniline and dithianon is 1:14～4:1, and fluorine azoles bacterium aniline is Yu the weight ratio of famoxadone is 1:9～9:1.
The composition pesticide of described fluorine-containing azoles bacterium aniline, makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent or microcapsule suspension-suspending agent.
The disease of the composition pesticide of described fluorine-containing azoles bacterium aniline for preventing and treating crops, described crops comprise cereal crops, legume crop, oil crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, flowers crop, medicinal crop, raw material crop and green manure pasture crop.
Described disease comprises tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, glume blight or net blotch.
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.Conventionally, liquid 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.
The selected surfactant of bactericidal composition of the present invention is known in those skilled in the art, 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, defoamer etc.
When making wetting powder, composition comprises following component and content: active components A 0.5%～60%, 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%～60%, 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 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 0～20%, defoamer 0.01%～2%, thickener 0～2%, antifreeze 0～8%, stabilizing agent 0～3%, 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%, stabilizing agent 0～3%, defoamer 0.01%～2%, 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:
Suspension emulsion 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:
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 all been had to special efficacy as diseases such as tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, glume blight or net blotchs.
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 ingredient 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
The particle diameter that fluorine azoles bacterium aniline, active component B, dispersant, wetting agent, binding agent (can add and can not add), disintegrant, filler is obtained together to needs through air-flow crushing, obtains the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, 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
Dispersant, wetting agent, 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, active component B, surplus is supplied by deionized water, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make suspending agent product of the present invention.Specifically in table 3.
The each component of table 3 embodiment 25～36 and content
Embodiment 37～42 suspension emulsions
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), process high speed shear in above-mentioned formulation material are mixed, 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, solvent, emulsifier 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 4.
The each component of table 4 embodiment 37～42 and content
Embodiment 43～48 aqueous emulsions
Fluorine azoles bacterium aniline, solvent, emulsifier are added together, make to be dissolved into even oil phase; Active component B, 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 5.
The each component of table 5 embodiment 43～48 and content
Embodiment 49～54 microemulsions
Fluorine azoles bacterium aniline, active component B, solvent, emulsifier, antifreeze (can add and can not add), defoamer are fully mixed into the oil phase of homogeneous transparent, under agitation slowly add deionized water, form WO emulsion, again through agitating heating, make it rapid phase inversion and become oil-in-water type, be chilled to room temperature and make it to reach balance, after filtration, surplus is supplied by deionized water; Can make microemulsion product of the present invention, specifically in table 6.
The each component of table 6 embodiment 49～54 and weight portion
Active component B phosethyl-Al, tpn, captan, dithianon Huo famoxadone in table 1～6 are exchanged, can make novel formulation.
Embodiment 55,56 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, 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.
Table 7 embodiment 55,56 each component and weight portions
Embodiment 57,58 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, make the finely disseminated microcapsule suspension-suspending agent of present composition product, specifically in table 8.
Table 8 embodiment 57,58 each component and weight portions
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 EC of every kind of medicament
50value.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 phosethyl-Al, tpn, captan, dithianon or famoxadone.
Virulence experiment part: test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Application Example two:
For trying disease: rice sheath blight disease;
Experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the two different proportioning mixture of phosethyl-Al through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to rice sheath blight disease of table 9 fluorine azoles bacterium aniline and phosethyl-Al
As shown in Table 9, the composite proportioning of preventing and treating rice sheath blight disease of fluorine azoles bacterium aniline and phosethyl-Al is in the time of 1:80～60:1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture within the scope of 1:80～60:1, the proportioning of fluorine azoles bacterium aniline and phosethyl-Al is in 1:35～5: 1, and synergistic effect is more outstanding, and synergy ratio is all greater than 2.30, synergy ratio maximum when fluorine azoles bacterium aniline and phosethyl-Al weight ratio are 1:14, synergistic effect is the most obvious.Test discovery through applicant, the proportioning of fluorine azoles bacterium aniline and phosethyl-Al is 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, 1 ︰ 21, 1 ︰ 22, 1 ︰ 23, 1 ︰ 24, 1 ︰ 25, 1 ︰ 26, 1 ︰ 27, 1 ︰ 28, 1 ︰ 29, 1 ︰ 30, 1 ︰ 31, 1 ︰ 32, 1 ︰ 33, 1 ︰ 34, when 1 ︰ 35 to tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, the control of glume blight or net blotch has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example three:
For trying disease: downy mildew of garpe;
Experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the two different proportioning mixture of tpn through preliminary experiment.
Toxicity test result
Table 10 fluorine azoles bacterium aniline and the chlorothalonil compound toxicity test analysis of results table to downy mildew of garpe
As shown in Table 10, fluorine azoles bacterium aniline and chlorothalonil compound are prevented and treated the proportioning of downy mildew of garpe in the time of 1:80～60:1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture within the scope of 1:80～60:1, the proportioning of fluorine azoles bacterium aniline and tpn is in 1:30～10: 1, and synergistic effect is more outstanding, and synergy ratio is all greater than 2.30, synergy ratio maximum when fluorine azoles bacterium aniline and tpn weight ratio are 1:11, synergistic effect is the most obvious.Test discovery through applicant, the proportioning of fluorine azoles bacterium aniline and tpn is 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, 1 ︰ 21, 1 ︰ 22, 1 ︰ 23, 1 ︰ 24, 1 ︰ 25, 1 ︰ 26, 1 ︰ 27, 1 ︰ 28, 1 ︰ 29, when 1 ︰ 30 to tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, the control of glume blight or net blotch has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example four:
For trying disease: pepper anthracnose;
Experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the two different proportioning mixture of captan through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to pepper anthracnose of table 11 fluorine azoles bacterium aniline and captan
As shown in Table 11, the proportioning of fluorine azoles bacterium aniline and the composite control pepper anthracnose of captan is in the time of 1:80～60:1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture within the scope of 1:80～60:1, the proportioning of fluorine azoles bacterium aniline and captan is in 1:30～15: 1, and synergistic effect is more outstanding, and synergy ratio is all greater than 2.30, synergy ratio maximum when fluorine azoles bacterium aniline and captan weight ratio are 1:7, synergistic effect is the most obvious.Test discovery through applicant, the proportioning of fluorine azoles bacterium aniline and captan is 15 ︰ 1, 14 ︰ 1, 13 ︰ 1, 12 ︰ 1, 11 ︰ 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, 1 ︰ 21, 1 ︰ 22, 1 ︰ 23, 1 ︰ 24, 1 ︰ 25, 1 ︰ 26, 1 ︰ 27, 1 ︰ 28, 1 ︰ 29, when 1 ︰ 30 to tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, the control of glume blight or net blotch has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example five:
For trying disease: pepper anthracnose;
Experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline and the two different proportioning mixture of dithianon through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to pepper anthracnose of table 12 fluorine azoles bacterium aniline and dithianon
As shown in Table 12, the proportioning of fluorine azoles bacterium aniline and the composite control pepper anthracnose of dithianon is in the time of 1:80～60:1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture within the scope of 1:80～60:1, the proportioning of fluorine azoles bacterium aniline and dithianon is in 1:25～15: 1, and synergistic effect is more outstanding, and synergy ratio is all greater than 2.30, synergy ratio maximum when fluorine azoles bacterium aniline and dithianon weight ratio are 1:5, synergistic effect is the most obvious.Test discovery through applicant, the proportioning of fluorine azoles bacterium aniline and dithianon is 15 ︰ 1, 14 ︰ 1, 13 ︰ 1, 12 ︰ 1, 11 ︰ 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, 1 ︰ 21, 1 ︰ 22, 1 ︰ 23, 1 ︰ 24, when 1 ︰ 25 to tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, the control of glume blight or net blotch has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example six:
For trying disease: wheat powdery mildew;
Experimental scheme: effective inhibition concentration scope of determining fluorine azoles bacterium aniline from the two different proportioning mixture of famoxadone through preliminary experiment.
Toxicity test result
Table 13 fluorine azoles bacterium aniline is Yu the composite toxicity test analysis of results table to wheat powdery mildew of famoxadone
As shown in Table 13, fluorine azoles bacterium aniline Yu the proportioning of the composite control wheat powdery mildew of famoxadone in the time of 1:80～60:1, synergy ratio SR is all greater than 1.5, illustrate that both all show synergistic effect at mixture within the scope of 1:80～60:1, the proportioning of fluorine azoles bacterium aniline and famoxadone is in 1:20～20: 1, and synergistic effect is more outstanding, and synergy ratio is all greater than 2.30, synergy ratio maximum when fluorine azoles bacterium aniline and famoxadone weight ratio are 1:1, synergistic effect is the most obvious.Test discovery through applicant, fluorine azoles bacterium aniline is Yu the proportioning of famoxadone is 20 ︰ 1, 19 ︰ 1, 18 ︰ 1, 17 ︰ 1, 16 ︰ 1, 15 ︰ 1, 14 ︰ 1, 13 ︰ 1, 12 ︰ 1, 11 ︰ 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, when 1 ︰ 20 to tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, the control of glume blight or net blotch has 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 20% fluorine azoles bacterium aniline suspending agent (commercial), 40% phosethyl-Al wetting powder (commercial), 75% tpn wetting powder (commercial), 50% captan wetting powder (commercial), 75% dithianon wetting powder (commercial), 6.25% famoxadone water dispersible granules (commercial).The investigation state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser 1 time altogether.
Application Example seven:
Fluorine azoles bacterium aniline and active component B and the composite control wheat sharp eyespot test of pesticide effectiveness thereof, this experimental establishment, at Xian District, Shanxi Province suburban area, is investigated respectively disease index and calculates preventive effect for after dispenser 2 days, 10 days, 30 days.Experimental result is as follows:
Table 14 fluorine azoles bacterium aniline and active component B and the composite control wheat sharp eyespot test of pesticide effectiveness thereof
As can be seen from Table 14, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat wheat sharp eyespot, control efficiency is all more than 97%, be better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat loose smut of wheat, the bunt of wheat, wheat powdery mildew, wheat Ying rot, wheat net blotch and wheat rust, in test scope of medication, target crop be had no adverse effects.
Application Example eight:
Fluorine azoles bacterium aniline and active component B and the composite control pepper anthracnose test of pesticide effectiveness thereof, this experimental establishment, at Xian District, Shanxi Province suburban area, is investigated respectively disease index and calculates preventive effect for after dispenser 2 days, 10 days, 30 days.Experimental result is as follows:
Table 15 fluorine azoles bacterium aniline and active component B and the composite control pepper anthracnose test of pesticide effectiveness thereof
As can be seen from Table 15, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat pepper anthracnose, control efficiency is all more than 97%, be better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat capsicum epidemic disease, in test scope of medication, target crop be had no adverse effects.
Application Example nine:
Fluorine azoles bacterium aniline and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof, this experimental establishment, in Weinan City suburb, Shaanxi Province, is investigated respectively disease index and calculates preventive effect for after dispenser 2 days, 10 days, 30 days.Experimental result is as follows:
Table 16 fluorine azoles bacterium aniline and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
As can be seen from Table 16, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat cucumber downy mildew, control efficiency is all more than 97%, be better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat powdery mildew of cucumber, gray mold of cucumber and cucumber anthracnose, in test scope of medication, target crop be had no adverse effects.
Application Example ten:
Fluorine azoles bacterium aniline and active component B and the composite control grape powdery mildew test of pesticide effectiveness thereof, this experimental establishment, in Weinan City Dali County, Shaanxi Province, is investigated respectively disease index and calculates preventive effect for after dispenser 2 days, 10 days, 30 days.Experimental result is as follows:
Table 17 fluorine azoles bacterium aniline and active component B and the composite control grape powdery mildew test of pesticide effectiveness thereof
As can be seen from Table 17, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat grape powdery mildew, control efficiency is all more than 97%, be better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat downy mildew of garpe, grape grey mould and anthracnose of grape, in test scope of medication, target crop be had no adverse effects.
Application Example 11:
Fluorine azoles bacterium aniline and active component B and the composite control sclerotinia rot of colza test of pesticide effectiveness thereof, this experimental establishment, at Shaanxi Province's Hanzhong City, is investigated respectively disease index and calculates preventive effect for after dispenser 2 days, 10 days, 30 days.Experimental result is as follows:
Table 18 fluorine azoles bacterium aniline and active component B and the composite control sclerotinia rot of colza test of pesticide effectiveness thereof
As can be seen from Table 18, fluorine azoles bacterium aniline and active component B and composite after can effectively prevent and treat sclerotinia rot of colza, control efficiency all, more than 97%, is 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.
After draw through different local throughout the country tests, fluorine azoles bacterium aniline and phosethyl-Al, tpn, captan, dithianon Huo famoxadone is composite rear to the tar spot in various crop, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, the preventive effect of the Common Diseases such as glume blight or net blotch is all more than 97%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the composition pesticide of a fluorine-containing azoles bacterium aniline, active ingredient 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 1:80～60:1, described active components A is selected from fluorine azoles bacterium aniline, and active component B is selected from the one in phosethyl-Al, tpn, captan, dithianon or famoxadone.
2. the composition pesticide of fluorine-containing azoles bacterium aniline according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1:60～40:1.
3. the composition pesticide of fluorine-containing azoles bacterium aniline according to claim 2, is characterized in that:
The weight ratio of fluorine azoles bacterium aniline and phosethyl-Al is 1:35～5:1;
The weight ratio of fluorine azoles bacterium aniline and tpn is 1:30～10:1;
The weight ratio of fluorine azoles bacterium aniline and captan is 1:30～15:1;
The weight ratio of fluorine azoles bacterium aniline and dithianon is 1:25～15:1;
Fluorine azoles bacterium aniline is Yu the weight ratio of famoxadone is 1:20～20:1.
4. according to the composition pesticide of the fluorine-containing azoles bacterium aniline described in any one in claims 1 to 3, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent or microcapsule suspension-suspending agent.
5. the composition pesticide of fluorine-containing azoles bacterium aniline according to claim 4 is for preventing and treating the purposes of disease on crops.
6. purposes according to claim 5, is characterized in that: described disease comprises tar spot, banded sclerotial blight, stalk break, loose kernel smut, bunt, helminthosporium maydis, downy mildew, gray mold, epidemic disease, rice blast, anthracnose, leaf spot, rust, powdery mildew, shot hole, spot defoliation, anthrachose of grape, climing rot, leaf mold, resin disease, scab, ring spot, glume blight or net blotch.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107212006A (en) * | 2017-06-30 | 2017-09-29 | 江苏丘陵地区镇江农业科学研究所 | A kind of composition pesticide and its application of fluorine-containing azoles bacterium acyl azanol and Bravo |
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| CN1533380A (en) * | 2001-07-25 | 2004-09-29 | �ݶ�ũ�����ѧ�ɷݹ�˾ | N-pyrazolylcarboxanilides as fungicides |
| CN102469786A (en) * | 2009-07-07 | 2012-05-23 | 拜尔农作物科学股份公司 | Process for improving seedling growth and/or early emergence of crops |
| CN102640756A (en) * | 2003-10-23 | 2012-08-22 | 拜尔农作物科学股份公司 | Synergistic fungicidal active combinations |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1533380A (en) * | 2001-07-25 | 2004-09-29 | �ݶ�ũ�����ѧ�ɷݹ�˾ | N-pyrazolylcarboxanilides as fungicides |
| CN102640756A (en) * | 2003-10-23 | 2012-08-22 | 拜尔农作物科学股份公司 | Synergistic fungicidal active combinations |
| CN102469786A (en) * | 2009-07-07 | 2012-05-23 | 拜尔农作物科学股份公司 | Process for improving seedling growth and/or early emergence of crops |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107212006A (en) * | 2017-06-30 | 2017-09-29 | 江苏丘陵地区镇江农业科学研究所 | A kind of composition pesticide and its application of fluorine-containing azoles bacterium acyl azanol and Bravo |
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Application publication date: 20141112 |