CN105284806A - Sterilization composition containing zoxamide and strobilurin - Google Patents
Sterilization composition containing zoxamide and strobilurin Download PDFInfo
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Abstract
The invention discloses a sterilization composition containing zoxamide and strobilurin, which comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from zoxamide, the active ingredient B is selected from any one of picoxystrobin, dimoxystrobin, fluoxastrobin and kresoxim-methyl, and the weight ratio of the active ingredient A and the active ingredient B is 1:70-70:1. The sterilization composition containing the zoxamide and the strobilurin has high activity to various diseases on various crops, has obvious synergistic effect, enlarges bacteriocidal spectrums, and has the advantages of small dosage, rainwash resistance and obvious synergism.
Description
The application is divisional application, and original application is the patent application " a kind of bactericidal composition containing zoxamide and methoxy acrylic " of Shaanxi Meibang Pesticide Co., Ltd., and the application number of original application is ︰ 201210334163.4, and original application day is 2012.09.11.
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of bactericidal composition in crop pest containing zoxamide and methoxy acrylic.
Technical background
Zoxamide is that one has efficient protective fungicide; there is long lasting period and good resistance of rainwater washing against performance; its mechanism of action is very unique in Oomycete bactericide, and it suppresses sclerotium to divide by the combination of tubulin-subunit and breaking of microtubule cytoskeleton.Zoxamide do not affect travelling spore in travelling, sporangiocyst formed or sprout.Along with caryocinetic first circulation of bacterium, the elongation of germ tube is suppressed, thus stops disease mattress to penetrate host plant.
In the real process of agricultural production, the problem that controlling 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 has the seldom composite of synergistic effect, especially synergistic effect clearly, very high composite just less of synergy ratio.Study through inventor, find zoxamide and ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl mutually composite, there is good synergistic effect within the specific limits, and about zoxamide and ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl relevant composite, there is not yet relevant report at home and abroad at present.
Summary of the invention
The object of the invention is to propose a kind ofly have that synergistic function, use cost are low, preventive effect is good containing the bactericidal composition of zoxamide and methoxy acrylic.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition containing zoxamide and methoxy acrylic, containing active components A and active component B, active components A and active component B weight ratio are 1: 70 ~ 70: 1, described active components A is selected from zoxamide, and active component B is selected from the one in ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl; The weight ratio being preferably active components A and active component B is 1 ︰ 50 ~ 50 ︰ 1; The weight ratio being more preferably zoxamide and ZEN 90160 is 1: 20 ~ 20: 1, the weight ratio of zoxamide and dimoxystrobin is 1: 20 ~ 20: 1, the weight ratio of zoxamide and fluoxastrobin is 1: 20 ~ 20: 1, and the weight ratio of zoxamide and kresoxim-methyl is 1: 20 ~ 20: 1; Most preferably the weight ratio of zoxamide and ZEN 90160 is 1: 9 ~ 9: 1, the weight ratio of zoxamide and dimoxystrobin is 1: 9 ~ 9: 1, the weight ratio of zoxamide and fluoxastrobin is 1: 9 ~ 9: 1, and the weight ratio of zoxamide and kresoxim-methyl is 1: 9 ~ 9: 1.
The described bactericidal composition containing zoxamide and methoxy acrylic, composition makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
The described bactericidal composition containing zoxamide and methoxy acrylic is for preventing and treating the disease of crop; Described crop comprises cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop; Described disease comprises gray mold, downy mildew, epidemic disease, brown spot, powdery mildew, leaf blight, rust, glume blight, net blotch, moire disease, rice blast, banded sclerotial blight, leaf spot, scab.
In bactericidal composition of the present invention, the content of active component depends on amount of application when being used alone, and also depends on mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound, simultaneously also relevant with target disease.In usual composition, the weight percentage of active component is 1% ~ 90% of gross weight, is preferably 5% ~ 80%.According to different preparation types, active component content scope is different.Usually, liquid preparation contains the active substance of by weight 1% ~ 60%, is preferably 5% ~ 50%; Solid pharmaceutical preparation contains the active substance of by weight 5% ~ 80%, is preferably 10% ~ 80%.
At least containing a kind of surfactant in bactericidal composition of the present invention, the dispersion of active component in water when 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 by user before use through diluting or directly using.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, antifreeze, disintegrant, defoamer etc.According to different dosage form, can also containing antifreeze known in those skilled in the art etc. in preparation.
Composition comprises following component and content when making wetting powder: active components A 0.1% ~ 70%, active component B0.1% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
Composition comprises following component and content when making water dispersible granules: active components A 0.1% ~ 70%, active component B0.1% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Composition comprises following component and content when making suspending agent: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, dispersant 1% ~ 10%, wetting agent 1% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following component and content when making aqueous emulsion: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, solvent 1% ~ 20%, emulsifier 1% ~ 12%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making microemulsion: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 10%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making suspension emulsion: active components A 0.1% ~ 50%, active component B0.1% ~ 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%.
Composition comprises following component and content when making microcapsule suspending agent: active components A 0.1% ~ 50%, active component B0.1% ~ 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%.
Composition comprises following component and content when making microcapsule suspension-suspendinagent agent: active components A 0.1% ~ 50%, active component B0.1% ~ 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-suspendinagent 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) pesticide usage amount reduces, and reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (3) fungicidal spectrum is expanded, to multiple diseases as gray mold, downy mildew, epidemic disease, brown spot, powdery mildew, leaf blight, rust, glume blight, net blotch, moire disease, rice blast, banded sclerotial blight, leaf spot, scab have greater activity.
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 ~ 10 wetting powder
By zoxamide, active component B, dispersant, wetting agent, filler mixing, mix in mixed cylinder, mix again after airslide disintegrating mill is pulverized, namely can be made into wetting powder product of the present invention.Specifically in table 1,2.
The each component of table 1 embodiment 1 ~ 5 and content
The each component of table 2 embodiment 6 ~ 10 and content
Embodiment 11 ~ 20 water dispersible granules
Zoxamide, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained together the particle diameter needed through air-flow crushing, then add other auxiliary agents such as binding agent (can add and can not add), obtain granulation materials.Item is quantitatively sent in fluidized bed granulating dryer through granulating and after drying, water dispersible granules product of the present invention can being obtained, specifically in table 3,4.
The each component of table 3 embodiment 11 ~ 15 and content
The each component of table 4 embodiment 16 ~ 20 and content
Embodiment 21 ~ 30 suspending agent
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 zoxamide, active component B, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, surplus deionized water is supplied, and can obtain suspending agent product of the present invention, specifically in table 5,6.
The each component of table 5 embodiment 21 ~ 25 and content
The each component of table 6 embodiment 26 ~ 30 and content
Embodiment 31 ~ 40 aqueous emulsion
Zoxamide, active component B, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, becomes homogeneous aqueous phase.Under high velocity agitation, aqueous phase is added oil phase, obtained aqueous emulsion product of the present invention.Specifically in table 7,8.
The each component of table 7 embodiment 31 ~ 35 and content
The each component of table 8 embodiment 36 ~ 40 and content
ZEN 90160, zoxamide, fluoxastrobin, kresoxim-methyl in table 1 ~ 8 are exchanged, can novel formulation be obtained.
Embodiment 41 ~ 43 microemulsion
Zoxamide, active component B are dissolved in and are equipped with in the homogenizer of solvent, by emulsifier, antifreeze (can add and can not add), defoamer, join above-mentioned solution is housed homogenizer in, surplus deionized water gives strong mixing and homogenize after supplying, finally obtain the microemulsion product of the present invention that clear appearance is transparent.Specifically in table 9.
The each component of table 9 embodiment 41 ~ 43 and content
Embodiment 44 ~ 46 suspension emulsion
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add zoxamide, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained zoxamide suspending agent, then by active component B, emulsifier, solvent and the direct emulsification of various auxiliary agent high speed agitators in suspending agent, obtained suspension emulsion product of the present invention.Specifically in table 10.
The each component of table 10 embodiment 44 ~ 46 and content
Embodiment 47 ~ 49 microcapsule suspending agent
By zoxamide, active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, in a shear condition, oil phase is joined in the aqueous phase solution containing emulsifier, pH adjusting agent, dispersant, defoamer, surplus deionized water is supplied, 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 11.
The each component of table 11 embodiment 47 ~ 49 and content
Embodiment 50 ~ 52 microcapsule suspension-suspendinagent agent
By active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, oil phase is joined in a shear condition in the aqueous phase solution containing emulsifier, pH adjusting agent, make finely disseminated microcapsule suspending agent.Dispersant, wetting agent, defoamer, thickener (can add and can not add) are mixed through high speed shear, add zoxamide, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained suspending agent, then join in the aqueous phase solution of micro-capsule suspension by suspending agent, deionized water supplies surplus, makes the finely disseminated microcapsule suspension-suspendinagent agent product of the present composition.Specifically in table 12.
The each component of table 12 embodiment 50 ~ 52 and content
The embodiment of the present invention is the method adopting Toxicity Determination and field trial to combine.First pass through Toxicity Determination, 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 carry out field trial.
Test method: determine that after the effective inhibition concentration scope of each medicament, medicament establishes 5 dosage process respectively by active constituent content through prerun, if clear water contrast.Carry out with reference to " farm-chemical indoor determination test rule bactericide ", adopt mycelial growth rate method to measure medicament to the virulence of crop germ.Measure colony diameter by right-angled intersection method after 72h, calculate each process net growth, mycelial growth inhibition rate.
Net growth (mm)=measurement colony diameter-5
Mycelial growth inhibition rate is converted into probit value (y), liquor strength (μ g/mL) converts logarithm value (x) to, try to achieve virulence regression equation (y=a+bx) with method of least squares, and calculate the EC of often kind of medicament thus
50value.Calculate two medicament different ratio synergies ratio (SR) according to Wadley method, SR < 0.5 is antagonism, and 0.5≤SR≤1.5 are summation action simultaneously, and SR > 1.5 is synergistic effect.Computing formula is as follows:
Wherein: a, b are respectively active components A and the ratio of active component B shared by combination;
A is zoxamide;
B is selected from the one in ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl.
Application Example two:
For examination disease: wheat powdery mildew, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of both preliminary experiment determination zoxamide and ZEN 90160 different ratio mixture.
Toxicity test result
Table 13 zoxamide and the composite toxicity test analysis of results table to wheat powdery mildew of ZEN 90160
As shown in Table 13, the proportioning of zoxamide and the composite control wheat powdery mildew of ZEN 90160 is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, the proportioning of zoxamide and ZEN 90160 is 1: 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Testing through applicant the proportioning finding zoxamide and ZEN 90160 is 20 ︰ 1,15 ︰ 1,10 ︰ 1,9 ︰ 1,8 ︰ 1,7 ︰ 1,6 ︰ 1,5 ︰ 1,4 ︰ 1,3 ︰ 1,2 ︰ 1,1 ︰ 1,1 ︰ 2,1 ︰ 3,1 ︰ 4,1 ︰ 5,1 ︰ 6,1 ︰ 7,1 ︰ 8,1 ︰ 9,1 ︰ 10,1 ︰ 15,1 ︰ 20, when wherein zoxamide and ZEN 90160 weight ratio are 2:3, synergy ratio is maximum, and 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: through effective inhibition concentration scope of preliminary experiment determination zoxamide and the former medicine of dimoxystrobin and the two different ratio mixture
Toxicity test result
Table 14 zoxamide and the composite toxicity test analysis of results table to downy mildew of garpe of dimoxystrobin
As shown in Table 14, zoxamide and the composite proportioning of preventing and treating downy mildew of garpe of zoxamide are when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, the proportioning of zoxamide and dimoxystrobin is at 1 ︰ 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.20.Testing through applicant the proportioning finding zoxamide and dimoxystrobin is 20 ︰ 1,15 ︰ 1,10 ︰ 1,9 ︰ 1,8 ︰ 1,7 ︰ 1,6 ︰ 1,5 ︰ 1,4 ︰ 1,3 ︰ 1,2 ︰ 1,1 ︰ 1,1 ︰ 2,1 ︰ 3,1 ︰ 4,1 ︰ 5,1 ︰ 6,1 ︰ 7,1 ︰ 8,1 ︰ 9,1 ︰ 10,1 ︰ 15,1 ︰ 20, when wherein zoxamide and dimoxystrobin weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example four:
For examination disease: cucumber downy mildew, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of preliminary experiment determination zoxamide and the former medicine of fluoxastrobin and the two different ratio mixture.
Toxicity test result
Table 15 zoxamide and the composite toxicity test analysis of results table to cucumber downy mildew of fluoxastrobin
As shown in Table 15, the proportioning of zoxamide and the composite control cucumber downy mildew of fluoxastrobin is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, the proportioning of zoxamide and fluoxastrobin is 1: 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.30.Testing through applicant the proportioning finding zoxamide and fluoxastrobin is 20 ︰ 1,15 ︰ 1,10 ︰ 1,9 ︰ 1,8 ︰ 1,7 ︰ 1,6 ︰ 1,5 ︰ 1,4 ︰ 1,3 ︰ 1,2 ︰ 1,1 ︰ 1,1 ︰ 2,1 ︰ 3,1 ︰ 4,1 ︰ 5,1 ︰ 6,1 ︰ 7,1 ︰ 8,1 ︰ 9,1 ︰ 10,1 ︰ 15,1 ︰ 20, when wherein zoxamide and fluoxastrobin weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example five:
For examination disease: cucumber downy mildew, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of preliminary experiment determination zoxamide and the former medicine of kresoxim-methyl and the two different ratio mixture.
Toxicity test result
Table 16 zoxamide and the composite toxicity test analysis of results table to cucumber downy mildew of kresoxim-methyl
As shown in Table 16, the proportioning of zoxamide and the composite control cucumber downy mildew of kresoxim-methyl is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, the proportioning of zoxamide and kresoxim-methyl is 1: 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Testing through applicant the proportioning finding zoxamide and kresoxim-methyl is 20 ︰ 1,15 ︰ 1,10 ︰ 1,9 ︰ 1,8 ︰ 1,7 ︰ 1,6 ︰ 1,5 ︰ 1,4 ︰ 1,3 ︰ 1,2 ︰ 1,1 ︰ 1,1 ︰ 2,1 ︰ 3,1 ︰ 4,1 ︰ 5,1 ︰ 6,1 ︰ 7,1 ︰ 8,1 ︰ 9,1 ︰ 10,1 ︰ 15,1 ︰ 20, when wherein zoxamide and kresoxim-methyl weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Through test find: zoxamide and active component B composite after have obvious synergistic effect to the control of the gray mold in various crop, downy mildew, epidemic disease, brown spot, powdery mildew, leaf blight, rust, glume blight, net blotch, moire disease, rice blast, banded sclerotial blight, leaf spot, scab, synergy ratio is all more than 1.5.
Effect experiment part: test medicine is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., provided, contrast medicament 20% zoxamide suspending agent (autogamy), 10% ZEN 90160 suspending agent (autogamy), 20% dimoxystrobin suspending agent (autogamy), 10% fluoxastrobin aqueous emulsion (autogamy), 20% kresoxim-methyl suspending agent (autogamy).
Application Example six zoxamide and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
This experimental establishment is in Jingyang County, Shaanxi Province, and the investigation cucumber downy mildew state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 17 zoxamide and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
As can be seen from Table 17, zoxamide and active component B and composite after effectively can prevent and treat cucumber downy 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.Have good preventive effect to gray mold of cucumber, scab, powdery mildew, and preventive effect is all higher than 96% simultaneously.
Application Example seven zoxamide and active component B and the composite control wheat powdery mildew test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City, and the investigation wheat powdery mildew state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 3 days, 7 days, 15 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 18 zoxamide and active component B and the composite control wheat powdery mildew test of pesticide effectiveness thereof
As can be seen from Table 18, zoxamide and active component B and composite after effectively can prevent and treat wheat powdery mildew, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, has no adverse effects in test scope of medication to target crop.Have good preventive effect to wheat net blotch, rust, moire disease, leaf spot, and preventive effect is all higher than 96% simultaneously.
Application Example eight zoxamide and active component B and compositely prevent and treat the downy mildew of garpe test of pesticide effectiveness
This test arrangement is at Shaanxi Province's Weinan City, and the investigation downy mildew of garpe state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 19 zoxamide and active component B and compositely prevent and treat the downy mildew of garpe test of pesticide effectiveness
As can be seen from Table 19, zoxamide and active component B and composite rear efficiency thereof prevent and treat downy mildew of garpe, and 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.Have good preventive effect to grape grey mould, powdery mildew, and preventive effect is all higher than 96% simultaneously.
Application Example nine zoxamide and active component B and the composite control rice blast test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and the investigation rice blast state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 20 zoxamide and active component B and the composite control rice blast test of pesticide effectiveness thereof
As can be seen from Table 20, zoxamide and active component B and composite after effectively can 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.Have good preventive effect to rice sheath blight disease, leaf blight, and preventive effect is all higher than 96% simultaneously.
Application Example ten zoxamide and active component B and the composite control tomato blight test of pesticide effectiveness thereof
This experimental establishment is in Xi'an City, Shanxi Province, and the investigation tomato blight state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 21 zoxamide and active component B and the composite control tomato blight test of pesticide effectiveness thereof
As can be seen from Table 21, zoxamide and active component B and composite after effectively can 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.Have good preventive effect to tomato powdery mildew, gray mold, and preventive effect is all higher than 96% simultaneously.
After draw through tests different local throughout the country, zoxamide and ZEN 90160, dimoxystrobin, fluoxastrobin, the composite rear preventive effect to Common Diseases such as the gray mold in various crop, downy mildew, epidemic disease, brown spot, powdery mildew, leaf blight, rust, glume blight, net blotch, moire disease, rice blast, banded sclerotial blight, leaf spot, scabs of kresoxim-methyl are all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. one kind contains the bactericidal composition of zoxamide and methoxy acrylic, it is characterized in that: containing active components A and active component B, active components A and active component B weight ratio are 1: 70 ~ 70: 1, described active components A is zoxamide, and active component B is selected from the one in dimoxystrobin, fluoxastrobin.
2. the bactericidal composition containing zoxamide and methoxy acrylic according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1: 50 ~ 50: 1.
3. the bactericidal composition containing zoxamide and methoxy acrylic according to claim 2, is characterized in that:
The weight ratio of zoxamide and dimoxystrobin is 1: 20 ~ 20: 1;
The weight ratio of zoxamide and fluoxastrobin is 1: 20 ~ 20: 1.
4. the bactericidal composition containing zoxamide and methoxy acrylic according to any one of claims 1 to 3, is characterized in that: composition makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
5. the bactericidal composition containing zoxamide and methoxy acrylic according to claim 4 is for preventing and treating the purposes of crop pest.
6. purposes according to claim 5, is characterized in that: described disease comprises gray mold, downy mildew, epidemic disease, brown spot, powdery mildew, leaf blight, rust, glume blight, net blotch, moire disease, rice blast, banded sclerotial blight, leaf spot, scab.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510745936.1A CN105284806B (en) | 2012-09-11 | 2012-09-11 | A kind of bactericidal composition containing zoxamide and methoxy acrylic |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210334163.4A CN103651417A (en) | 2012-09-11 | 2012-09-11 | Bactericidal composition containing zoxamide and methoxyacrylate |
| CN201510745936.1A CN105284806B (en) | 2012-09-11 | 2012-09-11 | A kind of bactericidal composition containing zoxamide and methoxy acrylic |
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| CN201210334163.4A Division CN103651417A (en) | 2012-09-11 | 2012-09-11 | Bactericidal composition containing zoxamide and methoxyacrylate |
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| CN105284806A true CN105284806A (en) | 2016-02-03 |
| CN105284806B CN105284806B (en) | 2017-12-22 |
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| CN201210334163.4A Pending CN103651417A (en) | 2012-09-11 | 2012-09-11 | Bactericidal composition containing zoxamide and methoxyacrylate |
| CN201510745936.1A Active CN105284806B (en) | 2012-09-11 | 2012-09-11 | A kind of bactericidal composition containing zoxamide and methoxy acrylic |
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| CN104273129A (en) * | 2013-11-26 | 2015-01-14 | 安徽农业大学 | Bactericidal composition containing zoxamide and picoxystrobin |
| CN105794781A (en) * | 2016-03-31 | 2016-07-27 | 太仓市东泾农场专业合作社 | Antibacterial compound containing benzamide fungicide and coumoxystrobin |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0935917A1 (en) * | 1998-01-27 | 1999-08-18 | Rohm And Haas Company | Fungicidal compositions containing N-acetonylbenzamides |
| CN101524073A (en) * | 2004-10-12 | 2009-09-09 | 拜尔农作物科学股份公司 | Active compound combinations comprising fluoxastrobin |
| CN101617657A (en) * | 2009-08-12 | 2010-01-06 | 深圳诺普信农化股份有限公司 | Pesticide composition |
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| US6004947A (en) * | 1998-01-27 | 1999-12-21 | Rohm And Haas Company | Fungicidal compositions containing N-acetonylbenzamides |
| US6057365A (en) * | 1998-12-22 | 2000-05-02 | Rohm And Haas Company | Fungicidal compositions containing N-acetonylbenzamides |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0935917A1 (en) * | 1998-01-27 | 1999-08-18 | Rohm And Haas Company | Fungicidal compositions containing N-acetonylbenzamides |
| CN101524073A (en) * | 2004-10-12 | 2009-09-09 | 拜尔农作物科学股份公司 | Active compound combinations comprising fluoxastrobin |
| CN101617657A (en) * | 2009-08-12 | 2010-01-06 | 深圳诺普信农化股份有限公司 | Pesticide composition |
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| CN105284806B (en) | 2017-12-22 |
| CN103651417A (en) | 2014-03-26 |
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