CN103651425A - Pesticide composition containing dimoxystrobin - Google Patents
Pesticide composition containing dimoxystrobin Download PDFInfo
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- CN103651425A CN103651425A CN201210347516.4A CN201210347516A CN103651425A CN 103651425 A CN103651425 A CN 103651425A CN 201210347516 A CN201210347516 A CN 201210347516A CN 103651425 A CN103651425 A CN 103651425A
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Abstract
The invention discloses a pesticide composition containing dimoxystrobin, which contains an active component A and an active component B, wherein the active component A is selected from dimoxystrobin; the active component B is selected from any one of tebuconazole, tricyclazole, epoxiconazole, propiconazole and prothioconazole; 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 composition pesticide containing dimoxystrobin in crop pest.
Technical background
Dimoxystrobin (Dimoxystrobin) chemical name: (E)-2-(methoxyimino)-N-methyl-2[a-(2,5-xylyloxy)-o-tolyl] acetamide, molecular formula: C
19h
22n
2o
3.The outer inhibitor of quinone, hinders electrical conductivity by acting on Cytochrome bc1 Complex, to suppress mitochondrial respiration.There is protectiveness, therapeutic and conductivity, suppress spore germination and mycelial 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 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 dimoxystrobin and Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles, there is within the specific limits good synergistic effect, and relevant composite about dimoxystrobin and Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles, 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 composition pesticide containing dimoxystrobin.
The present invention is achieved through the following technical solutions:
A kind of composition pesticide containing dimoxystrobin, 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 dimoxystrobin, and active component B is selected from a kind of in Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles; The weight ratio that is preferably active components A and active component B is 1 ︰ 50～50 ︰ 1; More preferably the weight ratio of dimoxystrobin and Tebuconazole is 1: 20～20: 1, the weight ratio of dimoxystrobin and tricyclazole is 1: 20～20: 1, the weight ratio of dimoxystrobin and epoxiconazole is 1: 20～20: 1, the weight ratio of dimoxystrobin and propiconazole is 1: 20～20: 1, and the weight ratio of dimoxystrobin and prothioconazoles is 1: 20～20: 1; The weight ratio that most preferably is dimoxystrobin and Tebuconazole is 1: 9～9: 1, the weight ratio of dimoxystrobin and tricyclazole is 1: 9～9: 1, the weight ratio of dimoxystrobin and epoxiconazole is 1: 9～9: 1, the weight ratio of dimoxystrobin and propiconazole is 1: 9～9: 1, and the weight ratio of dimoxystrobin and prothioconazoles is 1: 9～9: 1.
The described composition pesticide containing dimoxystrobin, 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 composition pesticide containing dimoxystrobin 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 powdery mildew, downy mildew, rice blast, banded sclerotial blight, epidemic disease, smut, bakanae disease, full rot, moire disease, rust, stalk break, leaf spot, spot defoliation, scab, brown spot, anthracnose, glume blight, leaf blight, net blotch, head blight, white rot, fusarium wilt, balck shank.
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 powdery mildew, downy mildew, rice blast, banded sclerotial blight, epidemic disease, smut, bakanae disease, full rot, moire disease, rust, stalk break, leaf spot, spot defoliation, scab, brown spot, anthracnose, glume blight, leaf blight, net blotch, head blight, white rot, fusarium wilt, balck shank.
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
Dimoxystrobin, 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 1,2,3.
Table 1 embodiment 15 each component and content
Table 2 embodiment 610 each component and content
Table 3 embodiment 11～14 each component and content
Embodiment 15～28 water dispersible granules
Dimoxystrobin, 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 4,5,6.
Table 4 embodiment 15～19 each component and content
Table 5 embodiment 20～24 each component and content
Table 6 embodiment 25～28 each component and content
Embodiment 29～42 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 dimoxystrobin, 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 7,8,9.
Table 7 embodiment 29～33 each component and content
Table 8 embodiment 34～38 each component and content
Table 9 embodiment 3942 each component and content
Embodiment 43～554 aqueous emulsions
Dimoxystrobin, 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 10,11.
Table 10 embodiment 43～48 each component and content
Table 11 embodiment 49～554 each component and content
Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles in table 1 ~ 11 are exchanged, can make novel formulation.
Embodiment 55～57 microemulsions
Dimoxystrobin, 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 12.
Table 12 embodiment 55～57 each component and content
Embodiment 58～60 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 dimoxystrobin, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make dimoxystrobin 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 13.
Table 13 embodiment 58～60 each component and content
Embodiment 61～63 microcapsule suspending agents
By dimoxystrobin, 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 14.
Table 14 embodiment 61～63 each component and content
Embodiment 64～66 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 dimoxystrobin, 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 15.
Table 15 embodiment 64～66 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 dimoxystrobin;
B is selected from a kind of in Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles.
Application Example two:
For trying disease: powdery mildew of cucumber, 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 dimoxystrobin and Tebuconazole through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to powdery mildew of cucumber of table 16 dimoxystrobin and Tebuconazole
As shown in Table 16, the composite proportioning of preventing and treating powdery mildew of cucumber of dimoxystrobin and Tebuconazole 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 dimoxystrobin and Tebuconazole was 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 dimoxystrobin and Tebuconazole 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 dimoxystrobin and Tebuconazole weight ratio are 2:3, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example three:
For examination disease: rice blast, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope toxicity test result of determining dimoxystrobin and Mensurating Tricyclazole Technical and the two different proportioning mixture through preliminary experiment
The composite toxicity test analysis of results table to rice blast of table 17 dimoxystrobin and tricyclazole
As shown in Table 17, the proportioning of the composite control rice blast of dimoxystrobin and tricyclazole 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 dimoxystrobin and tricyclazole is 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 dimoxystrobin and tricyclazole 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 dimoxystrobin and tricyclazole weight ratio are 1:2, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example four:
For examination disease: sigatoka, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining dimoxystrobin and epoxiconazole raw drug and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to sigatoka of table 18 dimoxystrobin and epoxiconazole
As shown in Table 18, the composite proportioning of preventing and treating sigatoka of dimoxystrobin and epoxiconazole 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 dimoxystrobin and epoxiconazole 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 dimoxystrobin and epoxiconazole 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 dimoxystrobin and epoxiconazole weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example five:
For examination disease: wheat powdery mildew, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining dimoxystrobin and propiconazole and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 19 dimoxystrobin and the propiconazole compound toxicity test analysis of results table to wheat powdery mildew
As shown in Table 19, the proportioning of dimoxystrobin and propiconazole compound control wheat powdery mildew 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 dimoxystrobin and propiconazole 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 dimoxystrobin and propiconazole 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 dimoxystrobin and propiconazole weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example six:
For trying disease: wheat sharp eyespot, test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd, experimental scheme: effective inhibition concentration scope of determining the former medicine of dimoxystrobin and prothioconazoles and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to wheat sharp eyespot of table 20 dimoxystrobin and prothioconazoles
As shown in Table 20, the proportioning of the composite control wheat sharp eyespot of dimoxystrobin and prothioconazoles 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 dimoxystrobin and prothioconazoles 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 dimoxystrobin and prothioconazoles 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 dimoxystrobin and prothioconazoles weight ratio are 2:3, synergy ratio is maximum, and synergistic effect is the most obvious.
Through test, find: after dimoxystrobin and active component B are composite, the control of the powdery mildew in various crop, downy mildew, rice blast, banded sclerotial blight, epidemic disease, smut, bakanae disease, full rot, moire disease, rust, stalk break, leaf spot, spot defoliation, scab, bakanae disease, brown spot, anthracnose, glume blight, leaf blight, net blotch, head blight, fusarium wilt, balck shank 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% dimoxystrobin suspending agent (autogamy), 430g/L tebuconazole suspension concentrates (commercial), 20% tricyclazole wettable powder (commercial), 125g/L epoxiconazole suspension concentrate (commercial), 250g/L propiconazole emulsifiable concentrate (commercial), 10% prothioconazoles suspending agent (autogamy).
Application Example seven dimoxystrobins and active component B and the composite powdery mildew of cucumber test of pesticide effectiveness of preventing and treating thereof
This experimental establishment, in Jingyang County, Shaanxi Province, is investigated the powdery mildew of cucumber state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, 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 dimoxystrobin and active component B and the composite powdery mildew of cucumber test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 21, dimoxystrobin and active component B and composite after can effectively prevent and treat powdery mildew of cucumber, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Cucumber downy mildew, scab are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example eight dimoxystrobins 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 22 dimoxystrobin and active component B and the test of composite control wheat powdery mildew effect thereof
As can be seen from Table 22, dimoxystrobin 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.There are to good preventive effect wheat net blotch, rust, moire disease, glume blight, head blight, full rot, and preventive effect is all higher than 96% simultaneously.
Application Example nine dimoxystrobins and active component B and composite control alternaria leaf spot of apple medicine thereof
Effect test
This test arrangement, at Shaanxi Province's Weinan City, is investigated the alternaria leaf spot of apple 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 23 dimoxystrobin and active component B and the composite control alternaria leaf spot of apple test of pesticide effectiveness thereof
As can be seen from Table 23, dimoxystrobin and active component B and composite rear efficiency control alternaria leaf spot of apple thereof, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Apple mildew, anthracnose are also had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example ten dimoxystrobins 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 24 dimoxystrobin and active component B and the composite control rice blast test of pesticide effectiveness thereof
As can be seen from Table 24, dimoxystrobin 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, bakanae disease are had to good preventive effect, and preventive effect is all higher than 96% simultaneously.
Application Example 11 dimoxystrobins and active component B and the composite sigatoka test of pesticide effectiveness of preventing and treating thereof
This experimental establishment, in Nanning, is investigated the sigatoka 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 25 dimoxystrobin and active component B and the composite sigatoka test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 25, dimoxystrobin and active component B and composite after can effectively prevent and treat sigatoka, 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 12 dimoxystrobins and active component B and composite control cucumber downy mildew drug effect thereof
Test
This experimental establishment, in Jingyang County, Shaanxi Province, is investigated cucumber downy mildew 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 26 dimoxystrobin and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
As can be seen from Table 26, dimoxystrobin 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.
After through different local throughout the country tests, draw, dimoxystrobin and Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles composite rear to the preventive effect of the Common Diseases such as the powdery mildew in various crop, downy mildew, rice blast, banded sclerotial blight, epidemic disease, smut, bakanae disease, full rot, moire disease, rust, stalk break, leaf spot, spot defoliation, scab, brown spot, anthracnose, glume blight, leaf blight, net blotch, head blight, white rot, fusarium wilt, balck shank all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the composition pesticide containing dimoxystrobin, 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 dimoxystrobin, and active component B is selected from a kind of in Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles.
2. the composition pesticide containing dimoxystrobin 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 composition pesticide containing dimoxystrobin according to claim 2, is characterized in that:
The weight ratio of dimoxystrobin and Tebuconazole is 1: 20～20: 1;
The weight ratio of dimoxystrobin and tricyclazole is 1: 20～20: 1;
The weight ratio of dimoxystrobin and epoxiconazole is 1: 20～20: 1;
The weight ratio of dimoxystrobin and propiconazole is 1: 20～20: 1;
The weight ratio of dimoxystrobin and prothioconazoles is 1: 20～20: 1.
4. according to the composition pesticide containing dimoxystrobin 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 composition pesticide containing dimoxystrobin 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 powdery mildew, downy mildew, rice blast, banded sclerotial blight, epidemic disease, smut, bakanae disease, full rot, moire disease, rust, stalk break, leaf spot, spot defoliation, scab, brown spot, anthracnose, glume blight, leaf blight, net blotch, head blight, white rot, fusarium wilt, balck shank.
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| CN201210347516.4A CN103651425B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
| CN201510583544.XA CN105211082B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
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| CN201210347516.4A CN103651425B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
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| CN201510583544.XA Division CN105211082B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
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| CN103651425A true CN103651425A (en) | 2014-03-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103053540A (en) * | 2013-01-06 | 2013-04-24 | 广东中迅农科股份有限公司 | Pesticide composition of dimoxystrobin and epoxiconazole, and application thereof |
| CN110402937A (en) * | 2019-08-19 | 2019-11-05 | 河南省农业科学院植物保护研究所 | A kind of microbicide compositions and its application of the bacterium amine of pyrrole containing biphenyl and dimoxystrobin |
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| CN1638637A (en) * | 2002-03-01 | 2005-07-13 | 巴斯福股份公司 | Fungicidal mixtures based on prothioconazole and a strobilurin derivative |
| CN101080170A (en) * | 2004-12-20 | 2007-11-28 | 巴斯福股份公司 | Method for preventing and controlling fungi disease in leguminous plants |
| CN102264223A (en) * | 2008-12-23 | 2011-11-30 | 巴斯夫欧洲公司 | Gel formulations that are stable for storage, comprising at least two substantially un-mixed hydrogels |
| WO2012117049A1 (en) * | 2011-03-03 | 2012-09-07 | Dsm Ip Assets B.V. | New antifungal compositions |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102630679B (en) * | 2012-04-05 | 2014-05-21 | 广西田园生化股份有限公司 | Pesticide composition containing orysastrobin |
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- 2012-09-18 CN CN201210347516.4A patent/CN103651425B/en not_active Expired - Fee Related
- 2012-09-18 CN CN201510583544.XA patent/CN105211082B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1252690A (en) * | 1997-04-18 | 2000-05-10 | 拜尔公司 | Fungicide active substance combinations |
| CN1638637A (en) * | 2002-03-01 | 2005-07-13 | 巴斯福股份公司 | Fungicidal mixtures based on prothioconazole and a strobilurin derivative |
| CN101080170A (en) * | 2004-12-20 | 2007-11-28 | 巴斯福股份公司 | Method for preventing and controlling fungi disease in leguminous plants |
| CN102264223A (en) * | 2008-12-23 | 2011-11-30 | 巴斯夫欧洲公司 | Gel formulations that are stable for storage, comprising at least two substantially un-mixed hydrogels |
| WO2012117049A1 (en) * | 2011-03-03 | 2012-09-07 | Dsm Ip Assets B.V. | New antifungal compositions |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103053540A (en) * | 2013-01-06 | 2013-04-24 | 广东中迅农科股份有限公司 | Pesticide composition of dimoxystrobin and epoxiconazole, and application thereof |
| CN110402937A (en) * | 2019-08-19 | 2019-11-05 | 河南省农业科学院植物保护研究所 | A kind of microbicide compositions and its application of the bacterium amine of pyrrole containing biphenyl and dimoxystrobin |
| CN110402937B (en) * | 2019-08-19 | 2021-03-02 | 河南省农业科学院植物保护研究所 | Bactericide composition containing bixafen and dimoxystrobin and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105211082A (en) | 2016-01-06 |
| CN103651425B (en) | 2015-12-16 |
| CN105211082B (en) | 2018-08-03 |
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