CN105211063A - A kind of bactericidal composition containing dimoxystrobin and antibiotics - Google Patents
A kind of bactericidal composition containing dimoxystrobin and antibiotics Download PDFInfo
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Abstract
The invention discloses a kind of bactericidal composition containing dimoxystrobin and antibiotics, 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: antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin, 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
The application is divisional application, and original application is the patent application " a kind of bactericidal composition containing dimoxystrobin and antibiotics " of Shaanxi Meibang Pesticide Co., Ltd., and the application number of original application is ︰ 201210338819.X, and original application day is 2012.09.13.
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of bactericidal composition in crop pest containing dimoxystrobin and antibiotics.
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, 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 antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin mutually composite, there is good synergistic effect within the specific limits, and about dimoxystrobin and antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin relevant composite, there is not yet relevant report at home and abroad at present.
Summary of the invention
The object of the invention is to propose a kind ofly have that synergistic function, use cost are low, preventive effect is good containing the bactericidal composition of dimoxystrobin and antibiotics.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition containing dimoxystrobin and antibiotics, 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 antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin; 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 antibiotic in pyrimidine nucleoside class is 1: 20 ~ 20: 1, the weight ratio of dimoxystrobin and polyoxin is 1: 20 ~ 20: 1, the weight ratio of dimoxystrobin and jinggangmeisu is 1: 20 ~ 20: 1, and the weight ratio of dimoxystrobin and kasugarnycin is 1: 10 ~ 30: 1; Most preferably the weight ratio of dimoxystrobin and antibiotic in pyrimidine nucleoside class is 1: 9 ~ 9: 1, the weight ratio of dimoxystrobin and polyoxin is 1: 9 ~ 9: 1, the weight ratio of dimoxystrobin and jinggangmeisu is 1: 9 ~ 9: 1, and the weight ratio of dimoxystrobin and kasugarnycin is 1: 4 ~ 19: 1.
The described bactericidal composition containing dimoxystrobin and antibiotics, composition makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent, also can be made into aqua, solvable pulvis.
The described bactericidal composition containing dimoxystrobin and antibiotics is for preventing and treating the disease of crops; Described crops comprise 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, false smut, damping off, anthracnose, rust, epidemic disease, black spot, graywall, gray mold, spot defoliation, damping off, fusarium wilt, brown spot, angular leaf spot, gummosis, shot hole, shothole disease, canker, soft rot, leaf mold.
In bactericidal composition of the present invention, the content of active component depends on amount of application when being used alone, and also depends on mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound, simultaneously also relevant with target disease.In usual composition, the weight percentage of active component is 1% ~ 90% of gross weight, is preferably 5% ~ 80%.According to different preparation types, active component content scope is different.Usually, liquid preparation contains the active substance of by weight 1% ~ 60%, is preferably 5% ~ 50%; Solid pharmaceutical preparation contains the active substance of by weight 5% ~ 80%, is preferably 10% ~ 80%.
At least containing a kind of surfactant in bactericidal composition of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 2% ~ 30% of total formulation weight amount, and surplus is solid or liquid diluent.
Bactericidal composition of the present invention can by user before use through diluting or directly using.Its preparation can be prepared by processing method known in those skilled in the art, after mixing with liquid flux or solid carrier by active component, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, antifreeze, disintegrant, defoamer etc.According to different dosage form, can also containing antifreeze known in those skilled in the art etc. in preparation.
Composition comprises following component and content when making wetting powder: active components A 0.1% ~ 70%, active component B0.1% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
Composition comprises following component and content when making water dispersible granules: active components A 0.1% ~ 70%, active component B0.1% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Composition comprises following component and content when making suspending agent: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, dispersant 1% ~ 10%, wetting agent 1% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following component and content when making aqueous emulsion: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, solvent 1% ~ 20%, emulsifier 1% ~ 12%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making microemulsion: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 10%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making microcapsule suspending agent: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, macromolecule cyst material 1% ~ 10%, dispersant 2% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, pH adjusting agent 0.01% ~ 5%, defoamer 0.01% ~ 2%, deionized water add to 100%.
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:
Microcapsule 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) 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, false smut, damping off, anthracnose, rust, epidemic disease, black spot, graywall, gray mold, spot defoliation, damping off, fusarium wilt, brown spot, angular leaf spot, gummosis, shot hole, shothole disease, canker, soft rot, leaf mold 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 ~ 16 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 1 ~ 6 and content
The each component of table 2 embodiment 7 ~ 11 and content
The each component of table 3 embodiment 12 ~ 16 and content
Embodiment 17 ~ 32 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 17 ~ 22 and content
The each component of table 5 embodiment 23 ~ 27 and content
The each component of table 6 embodiment 28 ~ 32 and content
Embodiment 33 ~ 48 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 33 ~ 38 and content
The each component of table 8 embodiment 39 ~ 43 and content
The each component of table 9 embodiment 44 ~ 48 and content
Embodiment 49 ~ 56 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 49 ~ 52 and content
The each component of table 11 embodiment 53 ~ 56 and content
Antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin in table 1 ~ 11 are exchanged, can novel formulation be obtained.
Embodiment 41 ~ 43 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 57 ~ 59 and content
Embodiment 60 ~ 62 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 13.
The each component of table 13 embodiment 60 ~ 62 and content
The embodiment of the present invention is the method adopting Toxicity Determination and field trial to combine.First pass through Toxicity Determination, synergy ratio (SR) after clear and definite two kinds of medicaments are composite by a certain percentage, SR < 0.5 is antagonism, 0.5≤SR≤1.5 are summation action, SR > 1.5 is synergistic effect, on this basis, then carry out field trial.
Test method: determine that after the effective inhibition concentration scope of each medicament, medicament establishes 5 dosage process respectively by active constituent content through prerun, if clear water contrast.Carry out with reference to " farm-chemical indoor determination test rule bactericide ", adopt mycelial growth rate method to measure medicament to the virulence of crop germ.Measure colony diameter by right-angled intersection method after 72h, calculate each process net growth, mycelial growth inhibition rate.
Net growth (mm)=measurement colony diameter-5
Mycelial growth inhibition rate is converted into probit value (y), liquor strength (μ g/mL) converts logarithm value (x) to, try to achieve virulence regression equation (y=a+bx) with method of least squares, and calculate the EC of often kind of medicament thus
50value.Calculate two medicament different ratio synergies ratio (SR) according to Wadley method, SR < 0.5 is antagonism, and 0.5≤SR≤1.5 are summation action simultaneously, and SR > 1.5 is synergistic effect.Computing formula is as follows:
Wherein: a, b are respectively active components A and the ratio of active component B shared by combination;
A is dimoxystrobin;
B is selected from the one in antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin.
Application Example two:
For examination disease: grape powdery mildew, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of both preliminary experiment determination dimoxystrobin and antibiotic in pyrimidine nucleoside class different ratio mixture.
Toxicity test result
Table 14 dimoxystrobin and the composite toxicity test analysis of results table to grape powdery mildew of antibiotic in pyrimidine nucleoside class
As shown in Table 14, the proportioning of dimoxystrobin and the composite control grape powdery mildew of antibiotic in pyrimidine nucleoside class 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 antibiotic in pyrimidine nucleoside class is 1: 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Testing through applicant the proportioning finding dimoxystrobin and antibiotic in pyrimidine nucleoside class 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 antibiotic in pyrimidine nucleoside class weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example three:
For examination disease: cucumber downy mildew, test medicine provides by Shaanxi Meibang Pesticide Co., Ltd., experimental scheme: through effective inhibition concentration scope of preliminary experiment determination dimoxystrobin and the former medicine of polyoxin and the two different ratio mixture
Toxicity test result
Table 15 dimoxystrobin and the composite toxicity test analysis of results table to cucumber downy mildew of polyoxin
As shown in Table 15, the proportioning of dimoxystrobin and the composite control cucumber downy mildew of polyoxin 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 polyoxin is at 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 polyoxin 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 polyoxin weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example four:
For examination disease: rice sheath blight disease, 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 jinggangmeisu and the two different ratio mixture.
Toxicity test result
Table 16 dimoxystrobin and composite jinggangmycin are to the toxicity test analysis of results table of rice sheath blight disease
As shown in Table 16, the proportioning of dimoxystrobin and the composite jinggangmycin water prevention rice sheath blight 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 jinggangmeisu is 1: 20 ~ 20: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Testing through applicant the proportioning finding dimoxystrobin and jinggangmeisu 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 jinggangmeisu weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example five:
For examination disease: rice blast, 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 kasugarnycin and the two different ratio mixture.
Toxicity test result
Table 17 dimoxystrobin and the composite toxicity test analysis of results table to rice blast of kasugarnycin
As shown in Table 17, the proportioning of dimoxystrobin and the composite control rice blast of kasugarnycin 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 kasugarnycin is 1: 10 ~ 30: 1, synergistic effect is more outstanding, and synergy ratio is all more than 2.25.Testing through applicant the proportioning finding dimoxystrobin and kasugarnycin is 30 ︰ 1,25 ︰ 1,20 ︰ 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, when wherein dimoxystrobin and kasugarnycin weight ratio are 4:1, 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, false smut, damping off, anthracnose, rust, epidemic disease, black spot, graywall, gray mold, spot defoliation, damping off, fusarium wilt, brown spot, angular leaf spot, gummosis, shot hole, shothole disease, canker, soft rot, leaf mold, 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 10% dimoxystrobin suspending agent (autogamy), 4% antibiotic in pyrimidine nucleoside class aqua (commercial), 10% Wettable polyoxin powder (commercial), 5% jinggangmeisu aqua (commercial), 2% kasugarnycin aqua (commercial).
Application Example six dimoxystrobin and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
This experimental establishment is in Jingyang County, Shaanxi Province, and the investigation cucumber downy mildew state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 18 dimoxystrobin and active component B and the composite control cucumber downy mildew test of pesticide effectiveness thereof
As can be seen from Table 18, 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.Have good preventive effect to gray mold of cucumber, powdery mildew, and preventive effect is all higher than 96% simultaneously.
Application Example seven 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 19 dimoxystrobin and active component B and composite control wheat powdery mildew thereof are imitated and are tested
As can be seen from Table 19, 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 rust, and preventive effect is all higher than 96% simultaneously.
Application Example eight dimoxystrobin and active component B and compositely prevent and treat the downy mildew of garpe test of pesticide effectiveness
This test arrangement is at Shaanxi Province's Weinan City, and the investigation downy mildew of garpe state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 20 dimoxystrobin and active component B and compositely prevent and treat the downy mildew of garpe test of pesticide effectiveness
As can be seen from Table 20, dimoxystrobin and active component B and composite after effectively can prevent and treat downy mildew of garpe, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Have good preventive effect to grape grey mould, powdery mildew, and preventive effect is all higher than 96% simultaneously.
Application Example nine 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 21 dimoxystrobin and active component B and the composite control rice blast test of pesticide effectiveness thereof
As can be seen from Table 21, 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, false smut, anthracnose, and preventive effect is all higher than 96% simultaneously.
Application Example ten dimoxystrobin and active component B and the composite control tomato blight test of pesticide effectiveness thereof
This experimental establishment is in Xi'an City, Shanxi Province, and the investigation tomato blight state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 22 dimoxystrobin and active component B and the composite control tomato blight test of pesticide effectiveness thereof
As can be seen from Table 22, dimoxystrobin and active component B and composite after effectively can prevent and treat tomato blight, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Have good preventive effect to tomato powdery mildew, gray mold, leaf mold, and preventive effect is all higher than 96% simultaneously.
Application Example 11 dimoxystrobin and active component B and compositely prevent and treat the apple mildew test of pesticide effectiveness
This experimental establishment is at Shaanxi Province's Weinan City, and the investigation apple mildew state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 23 dimoxystrobin and active component B and compositely prevent and treat the apple mildew test of pesticide effectiveness
As can be seen from Table 23, dimoxystrobin and active component B and composite after effectively can prevent and treat apple mildew, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.Have good preventive effect to alternaria leaf spot of apple, and preventive effect is all higher than 96% simultaneously.
After draw through tests different local throughout the country, dimoxystrobin and antibiotic in pyrimidine nucleoside class, polyoxin, jinggangmeisu, kasugarnycin is composite rear to the powdery mildew in various crop, downy mildew, rice blast, banded sclerotial blight, false smut, damping off, anthracnose, rust, epidemic disease, black spot, graywall, gray mold, spot defoliation, damping off, fusarium wilt, brown spot, angular leaf spot, gummosis, shot hole, shothole disease, canker, soft rot, the preventive effect of the Common Diseases such as leaf mold is all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. one kind contains the bactericidal composition of dimoxystrobin and antibiotics, it is characterized in that: containing active components A and active component B, active components A and active component B weight ratio are 1: 70 ~ 70: 1, described active components A is selected from dimoxystrobin, and active component B is selected from the one in antibiotic in pyrimidine nucleoside class, jinggangmeisu, kasugarnycin.
2. the bactericidal composition containing dimoxystrobin and antibiotics 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 dimoxystrobin and antibiotics according to claim 2, is characterized in that:
The weight ratio of dimoxystrobin and antibiotic in pyrimidine nucleoside class is 1: 20 ~ 20: 1;
The weight ratio of dimoxystrobin and jinggangmeisu is 1: 20 ~ 20: 1;
The weight ratio of dimoxystrobin and kasugarnycin is 1: 10 ~ 30: 1.
4. the bactericidal composition containing dimoxystrobin and antibiotics 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, microcapsule suspending agent.
5. the bactericidal composition containing dimoxystrobin and antibiotics 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, false smut, damping off, anthracnose, rust, epidemic disease, black spot, graywall, gray mold, spot defoliation, damping off, fusarium wilt, brown spot, angular leaf spot, gummosis, shot hole, shothole disease, canker, soft rot, leaf mold.
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| CN201210338819.XA CN103651579B (en) | 2012-09-13 | 2012-09-13 | A kind of bactericidal composition containing dimoxystrobin and antibiotics |
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| CN201510657047.XA Expired - Fee Related CN105211063B (en) | 2012-09-13 | 2012-09-13 | A kind of bactericidal composition containing dimoxystrobin and antibioticses |
| CN201210338819.XA Expired - Fee Related CN103651579B (en) | 2012-09-13 | 2012-09-13 | A kind of bactericidal composition containing dimoxystrobin and antibiotics |
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| CN201210338819.XA Expired - Fee Related CN103651579B (en) | 2012-09-13 | 2012-09-13 | A kind of bactericidal composition containing dimoxystrobin and antibiotics |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108477171A (en) * | 2018-04-18 | 2018-09-04 | 陕西康禾立丰生物科技药业有限公司 | A kind of efficient bactericidal composite containing fenbendazole |
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| US20110251067A1 (en) * | 2006-02-17 | 2011-10-13 | Momentive Performance Materials Inc. | Hydrolysis Resistant Organomodified Trisiloxane Surfactants |
| CN102228036A (en) * | 2011-05-05 | 2011-11-02 | 青岛海利尔药业有限公司 | Pesticide composition containing strobilurin fungicide |
| CN103355352A (en) * | 2012-04-07 | 2013-10-23 | 陕西韦尔奇作物保护有限公司 | Pyrimidine nucleoside antibiotic/methoxy acrylate bactericidal composition |
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| US6239115B1 (en) * | 1997-11-17 | 2001-05-29 | Kaken Pharmaceutical Co., Ltd. | Dry flowable polyoxin compositions |
| CN102067851B (en) * | 2011-01-20 | 2014-03-05 | 陕西美邦农药有限公司 | Antibacterial composition containing polyoxin and methoxyacrylate compound |
| CN102067873A (en) * | 2011-02-19 | 2011-05-25 | 陕西美邦农药有限公司 | Bactericidal composition containing polyoxin and triazole compound |
| CN102067857A (en) * | 2011-02-23 | 2011-05-25 | 陕西美邦农药有限公司 | Fungicide combination containing polyoxin |
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2012
- 2012-09-13 CN CN201510657047.XA patent/CN105211063B/en not_active Expired - Fee Related
- 2012-09-13 CN CN201210338819.XA patent/CN103651579B/en not_active Expired - Fee Related
Patent Citations (3)
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| US20110251067A1 (en) * | 2006-02-17 | 2011-10-13 | Momentive Performance Materials Inc. | Hydrolysis Resistant Organomodified Trisiloxane Surfactants |
| CN102228036A (en) * | 2011-05-05 | 2011-11-02 | 青岛海利尔药业有限公司 | Pesticide composition containing strobilurin fungicide |
| CN103355352A (en) * | 2012-04-07 | 2013-10-23 | 陕西韦尔奇作物保护有限公司 | Pyrimidine nucleoside antibiotic/methoxy acrylate bactericidal composition |
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| 吴永刚 等: "农用杀菌剂的作用方式与分类", 《世界农药》 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108477171A (en) * | 2018-04-18 | 2018-09-04 | 陕西康禾立丰生物科技药业有限公司 | A kind of efficient bactericidal composite containing fenbendazole |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105211063B (en) | 2018-01-16 |
| CN103651579B (en) | 2016-01-13 |
| CN103651579A (en) | 2014-03-26 |
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