CN103858904A - Fenpyrazamine-containing sterilization composition - Google Patents
Fenpyrazamine-containing sterilization composition Download PDFInfo
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- CN103858904A CN103858904A CN201210528473.XA CN201210528473A CN103858904A CN 103858904 A CN103858904 A CN 103858904A CN 201210528473 A CN201210528473 A CN 201210528473A CN 103858904 A CN103858904 A CN 103858904A
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Abstract
The invention discloses a fenpyrazamine-containing sterilization composition. The sterilization composition contains an active component A and an active component B, the active component A is selected from fenpyrazamine, the active component B is selected from anyone of polyoxin, procymidone, iprodione and an pyrimidine nucleoside antibiotic, and a weight ratio of the active component A to the active component B is 1:80-60:1. The composition has a high activity against a plurality of diseases on a plurality of crops, has an obvious synergistic effect and an enlarged sterilization spectrum, and also has the characteristics of small consumption, rain wash resistance and obvious synergy.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application of a kind of bactericidal composition containing amine benzene pyrrole bacterium ketone in crop pest.
Technical background
Amine benzene pyrrole bacterium ketone (fenpyrazamine) is the heterocyclic fungicide based on pyridine of SUMITOMO CHEMICAL KCC research and development.By suppressing the pathogene of mechanism of action of ergosterol biosynthesis pathway, demonstrate the inhibitory action to mycelial growth and spore germination and pollen tube growth.
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 mutually composite to amine benzene pyrrole bacterium ketone and polyoxin, antibiotic in pyrimidine nucleoside class, procymidone, iprodione, there is within the specific limits good synergistic effect, and relevant composite about amine benzene pyrrole bacterium ketone and polyoxin, antibiotic in pyrimidine nucleoside class, procymidone, iprodione, there is not yet relevant report at present at home and abroad.
Antibiotic in pyrimidine nucleoside class also claims pesticide corrosion 120.
Summary of the invention
The object of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect the is good bactericidal composition containing amine benzene pyrrole bacterium ketone.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition containing amine benzene pyrrole bacterium ketone, it is characterized in that containing 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 amine benzene pyrrole bacterium ketone, and active component B is selected from the one in polyoxin, antibiotic in pyrimidine nucleoside class, procymidone, iprodione, procymidone.The preferred weight ratio of active components A and active component B is 1 ︰ 60 ~ 40 ︰ 1; More preferably the weight ratio of amine benzene pyrrole bacterium ketone and polyoxin is 1 ︰ 20 ~ 10 ︰ 1, the weight ratio of amine benzene pyrrole bacterium ketone and iprodione is 1 ︰ 40 ~ 10 ︰ 1, the weight ratio of amine benzene pyrrole bacterium ketone and procymidone is 1 ︰ 40 ~ 10 ︰ 1, and the weight ratio of amine benzene pyrrole bacterium ketone and antibiotic in pyrimidine nucleoside class is 1 ︰ 20 ~ 20 ︰ 1; The weight ratio that most preferably is amine benzene pyrrole bacterium ketone and polyoxin is 1 ︰ 8 ~ 4 ︰ 1, the weight ratio of amine benzene pyrrole bacterium ketone and iprodione is 1 ︰ 20 ~ 1 ︰ 1, the weight ratio of amine benzene pyrrole bacterium ketone and procymidone is 1 ︰ 20 ~ 1 ︰ 1, and the weight ratio of amine benzene pyrrole bacterium ketone and antibiotic in pyrimidine nucleoside class is 1 ︰ 10 ~ 10 ︰ 1.
The described bactericidal composition containing amine benzene pyrrole bacterium ketone is used for the application of the disease of preventing and treating crop, and described crop comprises 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.
The described bactericidal composition containing amine benzene pyrrole bacterium ketone is used for the application of the disease of preventing and treating crop, and described disease comprises gray mold, powdery mildew, downy mildew, late blight, early blight, damping off, bunt, stalk break, rust, crown rot, fusarium wilt, banded sclerotial blight, black spot, rust, anthracnose, bakanae disease, brown spot, root rot, ring spot.
The amount of application when content of active component depends on independent use in the present composition, 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: can be selected from one or more in dispersant, wetting agent, thickener or defoamer.According to different dosage form, in preparation, can also contain stabilizing agent known in those skilled in the art, antifreeze etc.
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, then adds surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc. by active component with liquid flux or solid carrier.
Bactericidal composition of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand.Wherein preferred dosage form is wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent, can also make aqua, soluble powder.
When making wetting powder, composition comprises following component and content: active components A 0.5% ~ 60%, active component B 0.5% ~ 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 B 0.5% ~ 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 1% ~ 50%, active component B 0.5% ~ 50%, dispersant 0.5% ~ 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 1% ~ 50%, active component B0.5% ~ 50%, emulsifier 0.5% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 20%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, 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 aqueous emulsion, composition comprises following component and content: active components A 1% ~ 50%, active component B0.5% ~ 50%, solvent 0.5% ~ 20%, emulsifier 1% ~ 12%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 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:
Microemulsion the key technical indexes of the present invention:
Aqueous 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 gray mold, powdery mildew, downy mildew, late blight, early blight, damping off, bunt, stalk break, rust, crown rot, fusarium wilt, banded sclerotial blight, black spot, rust, anthracnose, bakanae disease, brown spot, root rot, ring spot.
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 ~ 14 wetting powder
Amine benzene pyrrole bacterium ketone, 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 ~ 14 and content
Embodiment 15 ~ 28 water dispersible granules
Amine benzene pyrrole bacterium ketone, active component B, dispersant, wetting agent, disintegrant, filler 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, make water dispersible granules product of the present invention.Specifically in table 2.
The each component of table 2 embodiment 15 ~ 28 and content
Embodiment 29 ~ 42 suspending agents
Dispersant, wetting agent, thickener (can add and can not add), defoamer, antifreeze (can add and can not add) are mixed through high speed shear, add amine benzene pyrrole bacterium ketone, active component B, supply surplus 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 29 ~ 42 and content
Polyoxin in 1-table 3, procymidone, iprodione, antibiotic in pyrimidine nucleoside class exchange will be shown, novel formulation can be made.
Embodiment 43,44 suspension emulsions
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), deionized water are mixed through high speed shear, add amine benzene pyrrole bacterium ketone, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μ m, make amine benzene pyrrole bacterium ketone 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.
Table 4 embodiment 43,44 each component and content
Embodiment 45 ~ 55 aqueous emulsions
Amine benzene pyrrole bacterium ketone, 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 5.
The each component of table 5 embodiment 45 ~ 55 and content
Polyoxin, procymidone, iprodione, antibiotic in pyrimidine nucleoside class in table 5 are exchanged, can make novel formulation.
Embodiment 56 ~ 58 microemulsions
Amine benzene pyrrole bacterium ketone, active component B are dissolved in the homogenizer that solvent is housed, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, after supplying surplus by deionized water, give strong mixing and homogenize, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.Specifically in table 6.
The each component of table 6 embodiment 56 ~ 58 and content
Embodiment 59 ~ 61 microcapsule suspending agents
By amine benzene pyrrole bacterium ketone, 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, supply surplus 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 59 ~ 61 and content
Embodiment 62,63 microcapsule suspensions-suspending agent
By active component B(procymidone, iprodione), 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 amine benzene pyrrole bacterium ketone, 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.
Table 8 embodiment 62,63 each component 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 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 amine benzene pyrrole bacterium ketone;
B selects to the one in polyoxin, procymidone, iprodione, antibiotic in pyrimidine nucleoside class.
Application Example two:
For trying disease: grape grey mould; Test medicine: provide by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: effective inhibition concentration scope of determining amine benzene pyrrole bacterium ketone and the former medicine of polyoxin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to grape grey mould of table 9 amine benzene pyrrole bacterium ketone and polyoxin
As shown in Table 9, the proportioning of amine benzene pyrrole bacterium ketone and the composite control grape grey mould of polyoxin 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 in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of amine benzene pyrrole bacterium ketone and polyoxin is during at 1 ︰ 20 ~ 10 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Test and find that the optimum ratio of amine benzene pyrrole bacterium ketone and polyoxin is 10:1,5:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20 through applicant, especially synergy ratio maximum in the time that amine benzene pyrrole bacterium ketone and polyoxin weight ratio are 1:2, synergistic effect is the most obvious.
Application Example three:
For trying disease: gray mold of cucumber; Test medicine: provide by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: effective inhibition concentration scope of determining amine benzene pyrrole bacterium ketone and the former medicine of procymidone and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to gray mold of cucumber of table 10 amine benzene pyrrole bacterium ketone and procymidone
As shown in Table 10, the proportioning of amine benzene pyrrole bacterium ketone and the composite control gray mold of cucumber of procymidone 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 in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of amine benzene pyrrole bacterium ketone and procymidone is during at 1 ︰ 40 ~ 10 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.30.Test and find that the optimum ratio of amine benzene pyrrole bacterium ketone and procymidone is 10:1,5:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20,1:25,1:30,1:35,1:40 through applicant, especially synergy ratio maximum in the time that amine benzene pyrrole bacterium ketone and procymidone weight ratio are 1:6, synergistic effect is the most obvious.
Application Example four:
For trying disease: graw mold of tomato; Test medicine: provide by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: effective inhibition concentration scope of determining amine benzene pyrrole bacterium ketone and the former medicine of iprodione and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 11 amine benzene pyrrole bacterium ketone and the toxicity test analysis of results table of iprodione to graw mold of tomato
As shown in Table 11, the proportioning of amine benzene pyrrole bacterium ketone and iprodione control graw mold of tomato 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 in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of amine benzene pyrrole bacterium ketone and iprodione is during at 1 ︰ 40 ~ 10 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Test and find that the optimum ratio of amine benzene pyrrole bacterium ketone and iprodione is 10:1,5:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20,1:25,1:30,1:35,1:40 through applicant, especially synergy ratio maximum in the time that amine benzene pyrrole bacterium ketone and iprodione weight ratio are 1:6, synergistic effect is the most obvious.
Application Example five:
For trying disease: apple mildew; Test medicine: provide by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: effective inhibition concentration scope of determining amine benzene pyrrole bacterium ketone and the former medicine of pesticide corrosion 120 and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to apple mildew of table 12 amine benzene pyrrole bacterium ketone and pesticide corrosion 120
As shown in Table 12, the composite proportioning of preventing and treating apple mildew of amine benzene pyrrole bacterium ketone and pesticide corrosion 120 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 in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of amine benzene pyrrole bacterium ketone and pesticide corrosion 120 is during at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Test and find that the optimum ratio of amine benzene pyrrole bacterium ketone and pesticide corrosion 120 is 20:1,15:1,10:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20 through applicant, especially synergy ratio maximum in the time that amine benzene pyrrole bacterium ketone and pesticide corrosion 120 weight ratio are 1:1, synergistic effect is the most obvious.
Application Example hexamine benzene pyrrole bacterium ketone and active component B and the composite control gray mold of cucumber test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, test medicine is researched and developed, is provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 30% amine benzene pyrrole bacterium ketone suspending agent (autogamy), 3% polyoxin wetting powder (commercial), 6% antibiotic in pyrimidine nucleoside class aqua (commercial), 50% procymidone wetting powder (commercial), 50% iprodione wettable powder (commercial).
The investigation gray mold 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 last dispenser 7 days, 14 days, 30 days, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 13 amine benzene pyrrole bacterium ketone and active component B and the composite control gray mold of cucumber test of pesticide effectiveness thereof
As can be seen from Table 13, after amine benzene pyrrole bacterium ketone and active component B are composite, can effectively prevent and treat gray mold of cucumber, 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 seven amine benzene pyrrole bacterium ketone and active component B and the composite apple mildew test of pesticide effectiveness of preventing and treating thereof
This test arrangement is in Xianyang, Shanxi province city, test medicine is researched and developed, is provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 30% amine benzene pyrrole bacterium ketone suspending agent (autogamy), 3% polyoxin wetting powder (commercial), 6% antibiotic in pyrimidine nucleoside class aqua (commercial), 50% procymidone wetting powder (commercial), 50% iprodione wettable powder (commercial).
The investigation 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 last dispenser 7 days, 14 days, 30 days, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 14 amine benzene pyrrole bacterium ketone and active component B and the composite apple mildew test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 14, after amine benzene pyrrole bacterium ketone and active component B are composite, 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, and can treat ring rot of apple, and after 14 days, control efficiency is up to more than 97%.In test scope of medication, target crop is had no adverse effects.
Application Example eight amine benzene pyrrole bacterium ketone and active component B and the composite downy mildew of crucifers test of pesticide effectiveness of preventing and treating thereof
This test arrangement is in Xianyang, Shanxi province city, test medicine is researched and developed, is provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 30% amine benzene pyrrole bacterium ketone suspending agent (autogamy), 3% polyoxin wetting powder (commercial), 6% antibiotic in pyrimidine nucleoside class aqua (commercial), 50% procymidone wetting powder (commercial), 50% iprodione wettable powder (commercial).
The investigation downy mildew of crucifers 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 last dispenser 7 days, 14 days, 30 days, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 15 amine benzene pyrrole bacterium ketone and active component B and the composite downy mildew of crucifers test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 15, after amine benzene pyrrole bacterium ketone and active component B are composite, can effectively prevent and treat downy mildew of crucifers, 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 amine benzene pyrrole bacterium ketone and active component B and the composite control grape grey mould test of pesticide effectiveness thereof
This test arrangement is in Weinan City suburb, Shaanxi Province, test medicine is researched and developed, is provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 30% amine benzene pyrrole bacterium ketone suspending agent (autogamy), 3% polyoxin wetting powder (commercial), 6% antibiotic in pyrimidine nucleoside class aqua (commercial), 50% procymidone wetting powder (commercial), 50% iprodione wettable powder (commercial).
The investigation grape grey mould 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 last dispenser 7 days, 14 days, 30 days, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 16 amine benzene pyrrole bacterium ketone and active component B and the composite control grape grey mould test of pesticide effectiveness thereof
As can be seen from Table 16, after amine benzene pyrrole bacterium ketone and active component B are composite, can effectively prevent and treat grape grey mould, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can treat grape powdery mildew, and after 14 days, control efficiency is up to more than 97%.In test scope of medication, target crop is had no adverse effects.
Application Example ten amine benzene pyrrole bacterium ketone and active component B and the composite control tomato blight test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, test medicine is researched and developed, is provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 30% amine benzene pyrrole bacterium ketone suspending agent (autogamy), 3% polyoxin wetting powder (commercial), 6% antibiotic in pyrimidine nucleoside class aqua (commercial), 50% procymidone wetting powder (commercial), 50% iprodione wettable powder (commercial).
The investigation 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 last dispenser 7 days, 14 days, 30 days, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 17 amine benzene pyrrole bacterium ketone and active component B and the composite control tomato blight test of pesticide effectiveness thereof
As can be seen from Table 17, after amine benzene pyrrole bacterium ketone and active component B are composite, can effectively prevent and treat tomato blight, 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 undecylamine benzene pyrrole bacterium ketone and active component B and the composite control ornamental plants gray mold test of pesticide effectiveness thereof
This test arrangement is in Changan District, Xi'an City, Shanxi Province, test medicine is researched and developed, is provided by Shaanxi Meibang Pesticide Co., Ltd., contrast medicament 30% amine benzene pyrrole bacterium ketone suspending agent (autogamy), 3% polyoxin wetting powder (commercial), 6% antibiotic in pyrimidine nucleoside class aqua (commercial), 50% procymidone wetting powder (commercial), 50% iprodione wettable powder (commercial).
The investigation ornamental plants gray mold 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 last dispenser 7 days, 14 days, 30 days, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 18 amine benzene pyrrole bacterium ketone and active component B and the composite control ornamental plants gray mold test of pesticide effectiveness thereof
As can be seen from Table 18, after amine benzene pyrrole bacterium ketone and active component B are composite, can effectively prevent and treat ornamental plants gray mold, 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.
After draw through different local throughout the country tests, amine benzene pyrrole bacterium ketone and polyoxin, procymidone, iprodione, antibiotic in pyrimidine nucleoside class composite rear to the preventive effect of the Common Diseases such as the gray mold in various crop, powdery mildew, downy mildew, late blight, early blight, damping off, bunt, stalk break, rust, fusarium wilt, bakanae disease, brown spot, root rot, ring spot all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the bactericidal composition containing amine benzene pyrrole bacterium ketone, it is characterized in that effective active composition 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 amine benzene pyrrole bacterium ketone, and active component B is selected from the one in polyoxin, procymidone, iprodione, antibiotic in pyrimidine nucleoside class.
2. the bactericidal composition containing amine benzene pyrrole bacterium ketone 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 bactericidal composition containing amine benzene pyrrole bacterium ketone according to claim 2, is characterized in that:
The weight ratio of amine benzene pyrrole bacterium ketone and polyoxin is 1 ︰ 20 ~ 10 ︰ 1;
The weight ratio of amine benzene pyrrole bacterium ketone and procymidone is 1 ︰ 40 ~ 10 ︰ 1;
The weight ratio of amine benzene pyrrole bacterium ketone and iprodione is 1 ︰ 40 ~ 10 ︰ 1;
The weight ratio of amine benzene pyrrole bacterium ketone and antibiotic in pyrimidine nucleoside class is 1 ︰ 20 ~ 20 ︰ 1.
4. according to the bactericidal composition containing amine benzene pyrrole bacterium ketone described in any one in claim 1 ~ 3, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
5. the bactericidal composition containing amine benzene pyrrole bacterium ketone according to claim 4, for preventing and treating the application of crop pest.
6. application according to claim 5, is characterized in that: described disease comprises gray mold, powdery mildew, downy mildew, late blight, early blight, damping off, bunt, stalk break, rust, crown rot, fusarium wilt, banded sclerotial blight, black spot, rust, anthracnose, bakanae disease, brown spot, root rot, ring spot.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2962562A4 (en) * | 2013-02-28 | 2016-08-24 | Sumitomo Chemical Co | Aqueous suspended pesticide composition |
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| CN102105060A (en) * | 2008-06-05 | 2011-06-22 | 巴斯夫欧洲公司 | Synergistic fungicidal mixtures |
| CN102471291A (en) * | 2009-08-20 | 2012-05-23 | 拜尔农作物科学股份公司 | 3-triazolylphenyl-substituted sulfide derivatives for use as acaricides and insecticides |
| WO2012076470A1 (en) * | 2010-12-09 | 2012-06-14 | Bayer Cropscience Ag | Pesticidal mixtures with improved properties |
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| CN102105060A (en) * | 2008-06-05 | 2011-06-22 | 巴斯夫欧洲公司 | Synergistic fungicidal mixtures |
| CN102471291A (en) * | 2009-08-20 | 2012-05-23 | 拜尔农作物科学股份公司 | 3-triazolylphenyl-substituted sulfide derivatives for use as acaricides and insecticides |
| WO2012076470A1 (en) * | 2010-12-09 | 2012-06-14 | Bayer Cropscience Ag | Pesticidal mixtures with improved properties |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2962562A4 (en) * | 2013-02-28 | 2016-08-24 | Sumitomo Chemical Co | Aqueous suspended pesticide composition |
| US10512263B2 (en) | 2013-02-28 | 2019-12-24 | Sumitomo Chemical Company, Limited | Aqueous suspension agrochemical composition |
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Application publication date: 20140618 |