CN103651425B - A kind of composition pesticide containing dimoxystrobin - Google Patents
A kind of composition pesticide containing dimoxystrobin Download PDFInfo
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- CN103651425B CN103651425B CN201210347516.4A CN201210347516A CN103651425B CN 103651425 B CN103651425 B CN 103651425B CN 201210347516 A CN201210347516 A CN 201210347516A CN 103651425 B CN103651425 B CN 103651425B
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Abstract
The invention discloses a kind of composition pesticide containing dimoxystrobin, bactericidal composition containing active components A and active component B, active components A is selected from dimoxystrobin, active component B is selected from any one compound following: Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles, and the weight ratio of active components A and active component B is 1: 70 ~ 70: 1.The present composition has greater activity to the multiple diseases in various crop, and has obvious synergistic effect, expands fungicidal spectrum, and has that dosage is little, resistance of rainwater washing against, the obvious feature of synergy.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of composition pesticide in crop pest containing dimoxystrobin.
Technical background
Dimoxystrobin (Dimoxystrobin) chemical name: (E)-2-(methoxyimino) and-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, to suppress mitochondrial respiration by acting on Cytochrome bc1 Complex.There is protectiveness, therapeutic and conductivity, suppress spore germination and mycelial growth.
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 dimoxystrobin and Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles mutually composite, there is good synergistic effect within the specific limits, and about dimoxystrobin and Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles 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 of to there is the composition pesticide containing dimoxystrobin that synergistic function, use cost are low, preventive effect is good.
The present invention is achieved through the following technical solutions:
A kind of composition pesticide containing dimoxystrobin, 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 dimoxystrobin, and active component B is selected from the one in Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles; The weight ratio being preferably active components A and active component B is 1 ︰ 50 ~ 50 ︰ 1; The weight ratio being more preferably 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 most preferably being 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 makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
The described composition pesticide containing dimoxystrobin 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 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.
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 0.5% ~ 70%, active component B0.5% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
Composition comprises following component and content when making water dispersible granules: active components A 0.5% ~ 70%, active component B0.5% ~ 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 0.5% ~ 50%, active component B0.5% ~ 50%, dispersant 1% ~ 10%, wetting agent 1% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following component and content when making aqueous emulsion: active components A 0.5% ~ 50%, active component B0.5% ~ 50%, solvent 1% ~ 20%, emulsifier 1% ~ 12%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making microemulsion: active components A 0.5% ~ 50%, active component B0.5% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 10%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making suspension emulsion: active components A 0.5% ~ 50%, active component B0.5% ~ 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%.
Composition comprises following component and content when making microcapsule suspending agent: active components A 0.5% ~ 50%, active component B0.5% ~ 50%, macromolecule cyst material 1% ~ 10%, dispersant 2% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, pH adjusting agent 0.01% ~ 5%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making microcapsule suspension-suspendinagent agent: active components A 0.5% ~ 50%, active component B0.5% ~ 50%, macromolecule cyst material 1% ~ 12%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, solvent 1% ~ 15%, emulsifier 1% ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
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 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 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 ~ 14 wetting powder
By dimoxystrobin, 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 1,2,3.
The each component of table 1 embodiment 15 and content
The each component of table 2 embodiment 610 and content
The each component of table 3 embodiment 11 ~ 14 and content
Embodiment 15 ~ 28 water dispersible granules
Dimoxystrobin, 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 4,5,6.
The each component of table 4 embodiment 15 ~ 19 and content
The each component of table 5 embodiment 20 ~ 24 and content
The each component of table 6 embodiment 25 ~ 28 and content
Embodiment 29 ~ 42 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 dimoxystrobin, 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 7,8,9.
The each component of table 7 embodiment 29 ~ 33 and content
The each component of table 8 embodiment 34 ~ 38 and content
The each component of table 9 embodiment 3942 and content
Embodiment 43 ~ 554 aqueous emulsion
Dimoxystrobin, 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 10,11.
The each component of table 10 embodiment 43 ~ 48 and content
The each component of table 11 embodiment 49 ~ 554 and content
Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles in table 1 ~ 11 are exchanged, can novel formulation be obtained.
Embodiment 55 ~ 57 microemulsion
Dimoxystrobin, 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 12.
The each component of table 12 embodiment 55 ~ 57 and content
Embodiment 58 ~ 60 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 dimoxystrobin, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained dimoxystrobin 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 13.
The each component of table 13 embodiment 58 ~ 60 and content
Embodiment 61 ~ 63 microcapsule suspending agent
By dimoxystrobin, 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 14.
The each component of table 14 embodiment 61 ~ 63 and content
Embodiment 64 ~ 66 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 dimoxystrobin, 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 15.
The each component of table 15 embodiment 64 ~ 66 and content
The embodiment of the present invention is the method adopting 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: 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), and liquor strength (μ g/mL) converts logarithm value to (x), tries to achieve virulence regression equation (y=a+bx), and calculate the EC of often kind of medicament thus with method of least squares
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 dimoxystrobin;
B is selected from the one in Tebuconazole, tricyclazole, epoxiconazole, propiconazole, prothioconazoles.
Application Example two:
For examination disease: powdery mildew of cucumber, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of both preliminary experiment determination dimoxystrobin and Tebuconazole different ratio mixture.
Toxicity test result
Table 16 dimoxystrobin and the composite toxicity test analysis of results table to powdery mildew of cucumber of Tebuconazole
As shown in Table 16, dimoxystrobin and the composite proportioning of preventing and treating powdery mildew of cucumber of Tebuconazole 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 dimoxystrobin and Tebuconazole is 1: 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.20.Testing through applicant the proportioning finding 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, wherein dimoxystrobin is more maximum than synergy ratio when being 2:3 with tebuconazole weight, and synergistic effect is the most obvious.
Application Example three:
For examination disease: rice blast, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope toxicity test result of preliminary experiment determination dimoxystrobin and Mensurating Tricyclazole Technical and the two different ratio mixture
Table 17 dimoxystrobin and the composite toxicity test analysis of results table to rice blast of tricyclazole
As shown in Table 17, the proportioning of dimoxystrobin and the composite control rice blast of tricyclazole 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 dimoxystrobin and tricyclazole is at 1 ︰ 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Testing through applicant the proportioning finding 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 Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of preliminary experiment determination dimoxystrobin and epoxiconazole raw drug and the two different ratio mixture.
Toxicity test result
Table 18 dimoxystrobin and the composite toxicity test analysis of results table to sigatoka of epoxiconazole
As shown in Table 18, dimoxystrobin and the composite proportioning of preventing and treating sigatoka of epoxiconazole 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 dimoxystrobin and epoxiconazole 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 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 Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of preliminary experiment determination dimoxystrobin and propiconazole and the two different ratio mixture.
Toxicity test result
Table 19 dimoxystrobin and propiconazole compound are to the toxicity test analysis of results table of wheat powdery mildew
As shown in Table 19, dimoxystrobin and propiconazole compound prevent and treat the proportioning of wheat powdery mildew 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 dimoxystrobin and propiconazole 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 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 examination disease: wheat sharp eyespot, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of preliminary experiment determination dimoxystrobin and the former medicine of prothioconazoles and the two different ratio mixture.
Toxicity test result
Table 20 dimoxystrobin and the composite toxicity test analysis of results table to wheat sharp eyespot of prothioconazoles
As shown in Table 20, the proportioning of dimoxystrobin and the composite control wheat sharp eyespot of prothioconazoles 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 dimoxystrobin and prothioconazoles 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 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: dimoxystrobin and active component B composite after have obvious synergistic effect to 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, 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% 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 dimoxystrobin and active component B and compositely prevent and treat the powdery mildew of cucumber test of pesticide effectiveness
This experimental establishment is in Jingyang County, Shaanxi Province, and the investigation powdery mildew of cucumber 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 dimoxystrobin and active component B and compositely prevent and treat the powdery mildew of cucumber test of pesticide effectiveness
As can be seen from Table 21, dimoxystrobin and active component B and composite after effectively can 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.Have good preventive effect to cucumber downy mildew, scab, and preventive effect is all higher than 96% simultaneously.
Application Example eight dimoxystrobin 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 22 dimoxystrobin and active component B and composite control wheat powdery mildew thereof are imitated and are tested
As can be seen from Table 22, dimoxystrobin 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, glume blight, head blight, full rot, and preventive effect is all higher than 96% simultaneously.
Application Example nine dimoxystrobin and active component B and composite control alternaria leaf spot of apple medicine thereof
Effect test
This test arrangement is at Shaanxi Province's Weinan City, and the investigation alternaria leaf spot of apple 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 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 thereof prevent and treat alternaria leaf spot of apple, 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.Also have good preventive effect to apple mildew, anthracnose, and preventive effect is all higher than 96% simultaneously.
Application Example ten dimoxystrobin 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 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 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, bakanae disease, and preventive effect is all higher than 96% simultaneously.
Application Example 11 dimoxystrobin and active component B and compositely prevent and treat the sigatoka test of pesticide effectiveness
This experimental establishment is in Nanning, and the investigation sigatoka 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 25 dimoxystrobin and active component B and compositely prevent and treat the sigatoka test of pesticide effectiveness
As can be seen from Table 25, dimoxystrobin and active component B and composite after effectively can 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 dimoxystrobin and active component B and composite control cucumber downy mildew drug effect thereof
Test
This experimental establishment is in Jingyang County, Shaanxi Province, and investigation cucumber downy mildew 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 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 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.
After draw through tests different local throughout the country, dimoxystrobin and Tebuconazole, tricyclazole, epoxiconazole, propiconazole, the composite rear preventive effect to 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 shanks of prothioconazoles are all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (5)
1., containing a composition pesticide for dimoxystrobin, it is characterized in that: effective active composition is active components A and active component B, active components A and active component B weight ratio are 1: 70 ~ 70: 1, and described active components A is dimoxystrobin, and active component B is Tebuconazole.
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.
4. the composition pesticide containing dimoxystrobin 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 composition pesticide containing dimoxystrobin according to claim 4 is for preventing and treating the purposes of 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.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510583544.XA CN105211082B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
| CN201210347516.4A CN103651425B (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 CN103651425A (en) | 2014-03-26 |
| CN103651425B true CN103651425B (en) | 2015-12-16 |
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| CN201210347516.4A Expired - Fee Related CN103651425B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
| CN201510583544.XA Active CN105211082B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510583544.XA Active CN105211082B (en) | 2012-09-18 | 2012-09-18 | A kind of composition pesticide containing dimoxystrobin |
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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 |
| 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 |
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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102630679B (en) * | 2012-04-05 | 2014-05-21 | 广西田园生化股份有限公司 | Pesticide composition containing orysastrobin |
-
2012
- 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103651425A (en) | 2014-03-26 |
| CN105211082B (en) | 2018-08-03 |
| CN105211082A (en) | 2016-01-06 |
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