CN103651417A - Bactericidal composition containing zoxamide and methoxyacrylate - Google Patents
Bactericidal composition containing zoxamide and methoxyacrylate Download PDFInfo
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Abstract
The invention discloses a bactericidal composition containing zoxamide and methoxyacrylate, which contains an active component A and an active component B, wherein the active component A is selected from zoxamide; the active component B is selected from any one of picoxystrobin, dimoxystrobin, fluoxastrobin and kresoxim-methyl; and the weight ratio of the active component A to the active component B is 1:70-70:1. The composition disclosed by the invention has higher activity for multiple diseases on multiple crops, has obvious synergistic action, widens the bactericidal spectrum, and has the characteristics of small dosage, rainfall erosion resistance and obvious synergistic action.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application of a kind of bactericidal composition containing zoxamide and methoxy acrylic in crop pest.
Technical background
Zoxamide is a kind of efficient protective fungicide that has; there is long lasting period and good resistance of rainwater washing against performance; its mechanism of action is very unique in Oomycete bactericide, and the breaking of its combination by tubulin-subunit and microtubule cytoskeleton suppressed sclerotium and divided.Zoxamide do not affect move about spore in move about, sporangiocyst forms or sprout.Be accompanied by caryocinetic first circulation of bacterium, the elongation of germ tube is suppressed, thereby stops disease mattress to penetrate host plant.
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 has the seldom composite of synergistic effect, especially synergistic effect very obviously, synergy ratio very high composite just still less.Through inventor's research, discovery is mutually composite by zoxamide and ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl, there is within the specific limits good synergistic effect, and relevant composite about zoxamide and ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl, there is not yet at present relevant report at home and abroad.
Summary of the invention
The object of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect the is good bactericidal composition containing zoxamide and methoxy acrylic.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition containing zoxamide and methoxy acrylic, contain 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 a kind of in ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl; The weight ratio that is preferably active components A and active component B is 1 ︰ 50～50 ︰ 1; More preferably the weight ratio of 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 is made wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
The disease of the described bactericidal composition containing zoxamide and methoxy acrylic for preventing and treating 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, flowers crop, medicinal crop, raw material 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.
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.
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 being about to active component and mixing with liquid flux or solid carrier, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, antifreeze, disintegrant, defoamer etc.According to different dosage form, in preparation, can also contain antifreeze known in those skilled in the art etc.
When making wetting powder, composition comprises following component and content: active components A 0.5% ~ 70%, active component B 0.5% ~ 70%, 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% ~ 70%, active component B 0.5% ~ 70%, 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 B 0.5% ~ 50%, dispersant 1% ~ 10%, wetting agent 1% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making aqueous emulsion, composition comprises following component and content: active components A 0.5% ~ 50%, active component B 0.5% ~ 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 B 0.5% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 10%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making suspension emulsion, composition comprises following component and content: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, emulsifier 1% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 20%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making microcapsule suspending agent, composition comprises following component and content: active components A 0.5% ~ 50%, active component B 0.5% ~ 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 B 0.5% ~ 50%, macromolecule cyst material 1% ~ 12%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, solvent 1% ~ 15%, emulsifier 1% ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension-suspending agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) present composition has good synergy and lasting effect within the specific limits, and preventive effect is higher than single dose; (2) agricultural chemicals dosage reduces, and reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (3) expanded fungicidal spectrum, multiple diseases has been had to greater activity as 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.
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
Zoxamide, 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 1,2.
Table 1 embodiment 1～5 each component and content
Table 2 embodiment 6～10 each component and content
Embodiment 11～20 water dispersible granules
Zoxamide, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained to the particle diameter needing through air-flow crushing together, then add other auxiliary agents such as binding agent (can add and can not add), obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, can make water dispersible granules product of the present invention, specifically in Table 3,4.
Table 3 embodiment 11～15 each component and content
Table 4 embodiment 16～20 each component and content
Embodiment 21～30 suspending agents
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), through high speed shear, mix, add zoxamide, active component B, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, surplus is supplied by deionized water, can make suspending agent product of the present invention, specifically in Table 5,6.
Table 5 embodiment 21～25 each component and content
Table 6 embodiment 26～30 each component and content
Embodiment 31～40 aqueous emulsions
Zoxamide, 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 7,8.
Table 7 embodiment 31～35 each component and content
Table 8 embodiment 36～40 each component and content
ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl in table 1 ~ 8 are exchanged, can make novel formulation.
Embodiment 41～43 microemulsions
Zoxamide, active component B are dissolved in the homogenizer that solvent is housed, by emulsifier, antifreeze (can add and can not add), defoamer, join in the homogenizer that above-mentioned solution is housed, surplus gives strong mixing and homogenize after supplying by deionized water, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.Specifically in Table 9.
Table 9 embodiment 41～43 each component and content
Embodiment 44～46 suspension emulsions
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add zoxamide, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make zoxamide suspending agent, then by active component B, emulsifier, solvent and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make suspension emulsion product of the present invention.Specifically in Table 10.
Table 10 embodiment 44～46 each component and content
Embodiment 47～49 microcapsule suspending agents
By zoxamide, active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent, dispersant, defoamer, surplus is supplied by deionized water, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in Table 11.
Table 11 embodiment 47～49 each component and content
Embodiment 50～52 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 zoxamide, in ball mill, ball milling is 2 ~ 3 hours, 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 12.
Table 12 embodiment 50～52 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 by active constituent content and processed, and establishes clear water contrast.With reference to < < farm-chemical indoor determination test rule bactericide > >, carry out, adopt mycelial growth rate method to measure the virulence of medicament to crop germ.After 72h, by right-angled intersection method, measure colony diameter, calculate and respectively process 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), with method of least squares, tries to achieve virulence regression equation (y=a+bx), and calculates thus the EC of every kind of medicament
50value.According to Wadley method, calculate the different proportioning synergy ratio (SR) of two medicaments, 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 zoxamide;
B is selected from a kind of in ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl.
Application Example two:
For trying disease: wheat powdery mildew, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining the two different proportioning mixture of zoxamide and ZEN 90160 through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to wheat powdery mildew of table 13 zoxamide and ZEN 90160
As shown in Table 13, the proportioning of the composite control wheat powdery mildew of zoxamide and ZEN 90160 is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 70 ~ 70 ︰ 1 scopes, the proportioning of zoxamide and ZEN 90160 was at 1: 20～20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Through applicant, test and find that the proportioning of 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 trying disease: downy mildew of garpe, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining the former medicine of zoxamide and dimoxystrobin and the two different proportioning mixture through preliminary experiment
Toxicity test result
The composite toxicity test analysis of results table to downy mildew of garpe of table 14 zoxamide and dimoxystrobin
As shown in Table 14, the composite proportioning of preventing and treating downy mildew of garpe of zoxamide and dimoxystrobin is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 70 ~ 70 ︰ 1 scopes, 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.Through applicant, test and find that the proportioning of 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 trying disease: cucumber downy mildew, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining the former medicine of zoxamide and fluoxastrobin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to cucumber downy mildew of table 15 zoxamide and fluoxastrobin
As shown in Table 15, the proportioning of the composite control cucumber downy mildew of zoxamide and fluoxastrobin is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 70 ~ 70 ︰ 1 scopes, the proportioning of zoxamide and fluoxastrobin was at 1: 20～20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.30.Through applicant, test and find that the proportioning of 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 trying disease: cucumber downy mildew, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining the former medicine of zoxamide and kresoxim-methyl and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to cucumber downy mildew of table 16 zoxamide and kresoxim-methyl
As shown in Table 16, the proportioning of the composite control cucumber downy mildew of zoxamide and kresoxim-methyl is when 1 ︰ 70 ~ 70 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 70 ~ 70 ︰ 1 scopes, the proportioning of zoxamide and kresoxim-methyl was at 1: 20～20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Through applicant, test and find that the proportioning of 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: after zoxamide and active component B are composite, 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 is had to obvious synergistic effect, synergy ratio is all more than 1.5.
Effect experiment part: test medicine is researched and developed, provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, 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 zoxamides and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
This experimental establishment, in Jingyang County, Shaanxi Province, is investigated the cucumber downy mildew state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 17 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 can effectively 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.Gray mold of cucumber, scab, powdery mildew are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example seven zoxamides and active component B and the composite control wheat powdery mildew test of pesticide effectiveness thereof
This test arrangement, at Shaanxi Province's Weinan City, is investigated the wheat powdery mildew state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Within after dispenser 3 days, 7 days, 15 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 18 zoxamide and active component B and the test of composite control wheat powdery mildew effect thereof
As can be seen from Table 18, zoxamide and active component B and composite after can effectively 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, in test, target crop is had no adverse effects in scope of medication.Wheat net blotch, rust, moire disease, leaf spot are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example eight zoxamides and active component B and the composite downy mildew of garpe test of pesticide effectiveness of preventing and treating thereof
This test arrangement, at Shaanxi Province's Weinan City, is investigated the downy mildew of garpe state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 19 zoxamide and active component B and the composite downy mildew of garpe test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 19, zoxamide and active component B and composite rear efficiency thereof are prevented and treated 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.Grape grey mould, powdery mildew are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example nine zoxamides and active component B and the composite control rice blast test of pesticide effectiveness thereof
This test arrangement, at Shaanxi Province's Hanzhong City, is investigated the rice blast state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 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 can effectively prevent and treat rice blast, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Rice sheath blight disease, leaf blight are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example ten zoxamides and active component B and the composite control tomato blight test of pesticide effectiveness thereof
This experimental establishment, in Xi'an City, Shanxi Province, is investigated the tomato blight state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Within after dispenser 7 days, 14 days, 30 days for the second time, investigate respectively disease index and calculate preventive effect.Experimental result is as follows:
Table 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 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.Tomato powdery mildew, gray mold are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
After through different local throughout the country tests, draw, zoxamide and ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl composite rear to the preventive effect of the 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, scab all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the bactericidal composition containing zoxamide and methoxy acrylic, it is characterized in that: contain 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 a kind of in ZEN 90160, dimoxystrobin, fluoxastrobin, kresoxim-methyl.
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 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;
The weight ratio of zoxamide and kresoxim-methyl is 1: 20～20: 1.
4. according to the bactericidal composition containing zoxamide and methoxy acrylic described in any one in claim 1～3, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending 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.
Priority Applications (2)
| 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 |
| CN201210334163.4A CN103651417A (en) | 2012-09-11 | 2012-09-11 | Bactericidal composition containing zoxamide and methoxyacrylate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210334163.4A CN103651417A (en) | 2012-09-11 | 2012-09-11 | Bactericidal composition containing zoxamide and methoxyacrylate |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510745936.1A Division CN105284806B (en) | 2012-09-11 | 2012-09-11 | A kind of bactericidal composition containing zoxamide and methoxy acrylic |
Publications (1)
| Publication Number | Publication Date |
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| CN103651417A true CN103651417A (en) | 2014-03-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN1229580A (en) * | 1998-01-27 | 1999-09-29 | 罗姆和哈斯公司 | Fungicidal compositions containing N-acetonylbenzamides |
| CN1263705A (en) * | 1998-12-22 | 2000-08-23 | 罗姆和哈斯公司 | Fungicide composite containing N-acetonyl benzamide |
| 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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| US6011065A (en) * | 1998-01-27 | 2000-01-04 | Rohm And Haas Company | Fungicidal compositions containing N-acetonylbenzamides |
| DE102004049761A1 (en) * | 2004-10-12 | 2006-04-13 | Bayer Cropscience Ag | Fungicidal drug combinations |
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| CN1229580A (en) * | 1998-01-27 | 1999-09-29 | 罗姆和哈斯公司 | Fungicidal compositions containing N-acetonylbenzamides |
| CN1263705A (en) * | 1998-12-22 | 2000-08-23 | 罗姆和哈斯公司 | Fungicide composite containing N-acetonyl benzamide |
| 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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| ANONYMOUS: "Picoxystrobin compositions", 《RESEARCH DISCLOSURE》, 31 January 2000 (2000-01-31), pages 1 - 7, XP007125320 * |
| ANONYMOUS: "Strobilurin compositions", 《RESEARCH DISCLOSURE》, 31 January 1998 (1998-01-31), pages 1 - 7, XP007122344 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN105284806A (en) | 2016-02-03 |
| CN105284806B (en) | 2017-12-22 |
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