CN103385244A - Bactericidal composition comprising fluxapyroxad and thiocarbamate - Google Patents
Bactericidal composition comprising fluxapyroxad and thiocarbamate Download PDFInfo
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- CN103385244A CN103385244A CN2012101397086A CN201210139708A CN103385244A CN 103385244 A CN103385244 A CN 103385244A CN 2012101397086 A CN2012101397086 A CN 2012101397086A CN 201210139708 A CN201210139708 A CN 201210139708A CN 103385244 A CN103385244 A CN 103385244A
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Abstract
The invention discloses a bactericidal composition comprising fluxapyroxad and thiocarbamate. The composition comprises an active component A selected from fluxapyroxad and an active component B which is any compound selected from mancozeb, metiram, zineb, and propineb. A weight ratio of the active component A to the active component B is 1:80-60:1. The composition has high activity against various diseases on various crops, and has significant synergetic effect and expanded bactericidal spectrum. The composition also has the characteristics of low dosage, rainwater scouring resistance, and significant synergetic effect.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application on the bactericidal composition disease of a kind of fluorine-containing azoles bacterium acid amides and thiocarbamates.
Technical background
Fluorine azoles bacterium acid amides (Fluxapyroxad) chemical name: 3-(difluoro)-1-methyl-N-(3', 4', 5'-trifluoro [1,1'-biphenyl]-2-yl)-1-H-pyrazoles-4-acid amides, pyrazole amide series bactericidal agent, succinate dehydrogenase inhibitors.Superior lasting effect and the transmission characteristic that continues are integrated in one.
Mancozeb (Mancozeb) chemical name: the complex salt of the two two thiocarbamoyl manganese of ethylene and zinc.The protective fungicide that fungicidal spectrum is wider.It is mainly the oxidation that suppresses pyruvic acid in thalline.Effective to multiple diseases such as the anthracnose on fruit tree, vegetables, early blight, simultaneously it often is mixed with systemic fungicide, for the generation of delaying drug resistance.
Carbatene (Metiram) chemical name: two (the two thiocarbamate esters) zinc (2+) of three [ammonia] ethene)] [8-connects dithione for tetrahydrochysene-Isosorbide-5-Nitrae, 7-two thiophene diazocine-3], polymer.Protective fungicide, belong to low-toxin farm chemicals, and the fungus-caused various diseases of Oomycete are had good preventive effect.
Zineb (Zineb) chemical name: zinc ethylenebisdithiocarbamate.Zineb is the protectant that a kind of foliage spray is used, and many germs such as Pseudoperonospora cubensis, late disease bacteria and anthrax bacteria etc. are had stronger action of contace poison.To plant safety, the active ingredient chemical property is more active, easily be oxidized to different thiocyanation compound in water, to the cause of disease thalline contain-enzyme of SH base has strong inhibitory action, and the direct kill pathogens spore of energy, suppress the germination of spore, stop in germ invaded plants body, but very little to the mycelial lethal effect of cause of disease in invaded plants body.Therefore, use zineb to prevent and treat disease and should rest in the disease phase of beginning to see and carry out, just can obtain effect preferably.The drug effect phase of zineb is short, decomposes comparatively fast approximately 7 days its longevity of residure at solar radiation and after absorbing airborne moisture.
Propineb (Propineb) chemical name: acrylic bisdithiocarbamic zinc.Act on the synthetic of fungal cell wall and protein, can suppress infecting and sprouting of spore, can suppress mycelial growth simultaneously, cause its distortion, death.And this medicine contains and is easy to zinc element absorbed by crops, the quality that is conducive to promote plant growth and improves fruit.
Summary of the invention
The objective of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect is good fluorine-containing azoles bacterium acid amides and the bactericidal composition of thiocarbamates.
The bactericidal composition of a kind of fluorine-containing azoles bacterium acid amides and thiocarbamates, contain active components A and active component B, active components A and active component B weight ratio are 1: 80～60: 1, described active components A is selected from fluorine azoles bacterium acid amides, active component B is selected from a kind of in mancozeb, Carbatene, zineb, Propineb, and the preferred weight ratio of active components A and active component B is 1 ︰ 60 ~ 30 ︰ 1; More preferably the weight ratio of fluorine azoles bacterium acid amides and mancozeb is 1: 45～3: 1; The weight ratio of fluorine azoles bacterium acid amides and Carbatene is 1: 40～4: 1; The weight ratio of fluorine azoles bacterium acid amides and zineb is 1: 40～4: 1; The weight ratio of fluorine azoles bacterium acid amides and Propineb is 1: 45～3: 1.
The bactericidal composition of described fluorine-containing azoles bacterium acid amides and thiocarbamates, can be made into wetting powder, suspending agent, water dispersible granules, aqueous emulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent, can also make microemulsion.
The bactericidal composition of described fluorine-containing azoles bacterium acid amides and thiocarbamates is used for the disease of control crop, and described crop comprises fruit tree, vegetables, cereal crops, ornamental plants, fiber crop.
Described disease comprises leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin disease, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, balck shank.
Amount of application when in bactericidal composition of the present invention, the content of active component depends on independent use, also depend 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 the target disease.Usually in composition, the weight percentage of active component is 1%～90% of gross weight, and better is 5%～80%.According to different preparation types, the active component content scope is different.Usually, 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%.
At least contain a kind of surfactant in bactericidal composition of the present invention, 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.
The selected surfactant of bactericidal composition of the present invention is known in those skilled in the art: can be selected from one or more in dispersant, wetting agent, thickener or defoamer., according to different dosage form, can also contain stabilizing agent known in those skilled in the art, antifreeze etc. in preparation.
The bactericidal composition of invention can be by the user before use through dilution or directly use.Its preparation can be by processing method known in those skilled in the art preparation, is about to active component and after liquid flux or solid carrier mix, then adds one or more in surfactant such as dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc.
When making wetting powder, composition comprises following component and content: active components A 1% ~ 60%, active component B1% ~ 80%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
Comprise following component and content when composition is made suspending agent: 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 water dispersible granules, composition comprises following component and content: active components A 1% ~ 60%, active component B 0.5% ~ 80%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Comprise following component and content when composition is made aqueous emulsion: 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%.
Comprise following component and content when composition is made suspension emulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, emulsifier 1% ~ 10%, dispersant 1% ~ 10%, solvent 0 ~ 20%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, stabilizing agent 0 ~ 3%, 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%.
Composition comprises following component and content while making microcapsule suspension-suspending agent: 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%.
Comprise following component and content when composition is made microemulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 10%, antifreeze 0 ~ 8%, stabilizing agent 0 ~ 3%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Aqueous emulsion 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 of the present invention-suspending agent the key technical indexes:
Microemulsion 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) the agricultural chemicals dosage reduces, and reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (3) enlarged fungicidal spectrum, to multiple diseases such as leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin disease, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, balck shank.
Embodiment
To further instruction of the present invention, the percentage in embodiment all is weight percentage below in conjunction with embodiment, but the present invention is not limited thereto.
Application Example one
Example 1 ~ 14 wetting powder
Fluorine azoles bacterium acid amides, active component B, dispersant, wetting agent, filler are mixed, 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.
Table 1 example 1 ~ 8 component and content
Table 2 example 9 ~ 14 each component and content
Mancozeb, Carbatene, zineb, Propineb in table 1,2 are exchanged, can make novel formulation.
Example 15 ~ 28 suspending agents
With dispersant, wetting agent, defoamer, thickener, antifreeze, mix through high speed shear, add fluorine azoles bacterium acid amides, active component B, ball milling is 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μ m, surplus is supplied with deionized water, can make suspending agent product of the present invention, specifically in Table 3,4.
Table 3 example 15 ~ 18 each component and content
Table 4 example 19 ~ 24 each component and content
Mancozeb, Carbatene, zineb in table 3,4 are exchanged, can make novel formulation.
Example 25 ~ 38 water dispersible granules
Fluorine azoles bacterium acid amides, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained through air-flow crushing the particle diameter that needs together, then add other auxiliary agent such as binding agent, obtain the materials of granulating.With item quantitatively send in the fluidized bed granulation dryer through granulation and drying after, can make water dispersible granules product of the present invention, specifically in Table 5,6.
Table 5 example 25 ~ 32 each component and content
Table 6 example 33 ~ 38 each component and content
Mancozeb, Carbatene, zineb, Propineb in table 5,6 are exchanged, can make novel formulation.
Example 39 ~ 42 aqueous emulsions
Fluorine azoles bacterium acid amides, active component B, solvent, emulsifier are added together, make and be dissolved into even oil phase; Deionized water, antifreeze, thickener, defoamer are mixed, become the homogeneous water.Under high-speed stirred, water is added oil phase, make aqueous emulsion product of the present invention.Specifically in Table 7.
Table 7 example 39 ~ 42 each component and content
In showing, mancozeb, Carbatene, zineb exchange, and can make novel formulation.
Example 43 ~ 46 suspension emulsions
To add dispersant, defoamer, thickener, antifreeze, stabilizing agent to mix through high speed shear in fluorine azoles bacterium acid amides, ball milling is 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μ m, make active component fluorine azoles bacterium acid amides suspending agent, then with 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 8.
Table 8 example 43 ~ 46 each component and content
In showing, mancozeb, Carbatene, zineb exchange, and can make novel formulation.
Example 47 ~ 50 microcapsule suspending agents
With fluorine azoles bacterium acid amides, active component B, macromolecule cyst material, solvent, make and 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 with deionized water, bi-material reacts at oil-water interfaces, forms the macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in Table 9.
Table 9 example 47 ~ 50 each component and content
In showing, mancozeb, Carbatene, zineb exchange, and can make novel formulation.
Example 51 ~ 54 microcapsule suspensions-suspending agent
With active component B, macromolecule cyst material, solvent, make and 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 are mixed through high speed shear, add fluorine azoles bacterium acid amides, ball milling is 2 ~ 3 hours in ball mill, 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 of the present composition-suspending agent product.Specifically in Table 10.
Table 10 example 51 ~ 54 each component and content
In showing, mancozeb, Carbatene, zineb exchange, and can make novel formulation.
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, and 0.5≤SR≤1.5 are summation action, and SR＞1.5 are synergistic effect, on this basis, then carry out field trial.
Test method: after the effective inhibition concentration scope of each medicament was determined in prerun, medicament was established respectively 5 dosage by active constituent content and is processed, and established the clear water contrast.Carry out with reference to " farm-chemical indoor determination test rule bactericide ", adopt the mycelial growth rate method to measure the virulence of medicament to the crop germ.Measure colony diameter with the right-angled intersection method after 72h, 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 (x) to, 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.Calculate the different proportioning synergy ratios (SR) of two medicaments according to the Wadley method simultaneously, SR＜0.5 is antagonism, and 0.5≤SR≤1.5 are summation action, and SR＞1.5 are 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 fluorine azoles bacterium acid amides;
B is selected from a kind of in mancozeb, Carbatene, zineb, Propineb.
Application Example two:
For trying disease: downy mildew of garpe
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: through preliminary experiment, determine both effective inhibition concentration scopes of different proportioning mixtures of fluorine azoles bacterium acid amides and mancozeb.
The toxicity test result
The composite analysis of results table of toxicity test to downy mildew of garpe of table 11 fluorine azoles bacterium acid amides and mancozeb
As shown in Table 11, the composite proportioning of downy mildew of garpe of preventing and treating of fluorine azoles bacterium acid amides and mancozeb is when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, the proportioning of fluorine azoles bacterium acid amides and mancozeb was at 1: 45～3: 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.00; When fluorine azoles bacterium acid amides and mancozeb weight ratio are 1:15, synergy ratio is maximum, and synergistic effect is the most obvious.testing through the applicant proportioning of finding fluorine azoles bacterium acid amides and mancozeb is 1 ︰ 45, 1 ︰ 40, 1 ︰ 35, 1 ︰ 30, 1 ︰ 25, 1 ︰ 24, 1 ︰ 23, 1 ︰ 22, 1 ︰ 21, 1 ︰ 20, 1 ︰ 19, 1 ︰ 18, 1 ︰ 17, 1 ︰ 16, 1 ︰ 15, 1 ︰ 14, 1 ︰ 13, 1 ︰ 12, 1 ︰ 11, 1 ︰ 10, 1 ︰ 9, 1 ︰ 8, 1 ︰ 7, 1 ︰ 6, 1 ︰ 5, 1 ︰ 1, during 3 ︰ 1 to leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin is sick, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, the control of balck shank has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example three:
For trying disease: alternaria leaf spot of apple
Testing medicament provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: through preliminary experiment, determine that fluorine azoles bacterium acid amides reaches both effective inhibition concentration scopes of different proportioning mixtures from the former medicine of Carbatene
The composite analysis of results table of toxicity test to alternaria leaf spot of apple of table 12 fluorine azoles bacterium acid amides and Carbatene
As shown in Table 11, the proportioning of fluorine azoles bacterium acid amides and the composite control alternaria leaf spot of apple of Carbatene is when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, the proportioning of fluorine azoles bacterium acid amides and Carbatene was at 1: 40～4: 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.00; When fluorine azoles bacterium acid amides and Carbatene weight ratio are 1:10, synergy ratio is maximum, and synergistic effect is the most obvious.testing through the applicant proportioning of finding fluorine azoles bacterium acid amides and Carbatene is 1 ︰ 40, 1 ︰ 35, 1 ︰ 30, 1 ︰ 25, 1 ︰ 24, 1 ︰ 23, 1 ︰ 22, 1 ︰ 21, 1 ︰ 20, 1 ︰ 19, 1 ︰ 18, 1 ︰ 17, 1 ︰ 16, 1 ︰ 15, 1 ︰ 14, 1 ︰ 13, 1 ︰ 12, 1 ︰ 11, 1 ︰ 10, 1 ︰ 9, 1 ︰ 8, 1 ︰ 7, 1 ︰ 6, 1 ︰ 5, 1 ︰ 1, during 4 ︰ 1 to leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, sore is sick, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, scall, resin is sick, canker, brown spot, scab, root rot, peronospora tabacina, the withered late blight of stem, bakanae disease, rust, stalk break, the control of balck shank has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example four:
For trying disease: citrus anthracnose
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: through preliminary experiment, determine that fluorine azoles bacterium acid amides reaches both effective inhibition concentration scopes of different proportioning mixtures from the former medicine of zineb.
The composite analysis of results table of toxicity test to citrus anthracnose of table 13 fluorine azoles bacterium acid amides and zineb
As shown in Table 11, the proportioning of fluorine azoles bacterium acid amides and the composite control citrus anthracnose of zineb is when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, the proportioning of fluorine azoles bacterium acid amides and zineb was at 1: 40～4: 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.00; When fluorine azoles bacterium acid amides and zineb weight ratio are 1:10, synergy ratio is maximum, and synergistic effect is the most obvious.testing through the applicant proportioning of finding fluorine azoles bacterium acid amides and zineb is 1 ︰ 40, 1 ︰ 35, 1 ︰ 30, 1 ︰ 25, 1 ︰ 24, 1 ︰ 23, 1 ︰ 22, 1 ︰ 21, 1 ︰ 20, 1 ︰ 19, 1 ︰ 18, 1 ︰ 17, 1 ︰ 16, 1 ︰ 15, 1 ︰ 14, 1 ︰ 13, 1 ︰ 12, 1 ︰ 11, 1 ︰ 10, 1 ︰ 9, 1 ︰ 8, 1 ︰ 7, 1 ︰ 6, 1 ︰ 5, 1 ︰ 1, during 4 ︰ 1 to leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin is sick, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, the control of balck shank has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example five:
For trying disease: early blight of tomato
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: through preliminary experiment, determine that fluorine azoles bacterium acid amides reaches both effective inhibition concentration scopes of different proportioning mixtures from the former medicine of Propineb.
The composite analysis of results table of toxicity test to early blight of tomato of table 14 fluorine azoles bacterium acid amides and Propineb
As shown in Table 11, the composite proportioning of early blight of tomato of preventing and treating of fluorine azoles bacterium acid amides and Propineb is when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, the proportioning of fluorine azoles bacterium acid amides and Propineb was at 1: 45～3: 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.00; When fluorine azoles bacterium acid amides and Propineb weight ratio are 1:15, synergy ratio is maximum, and synergistic effect is the most obvious.testing through the applicant proportioning of finding fluorine azoles bacterium acid amides and Propineb is 1 ︰ 45, 1 ︰ 40, 1 ︰ 35, 1 ︰ 30, 1 ︰ 25, 1 ︰ 24, 1 ︰ 23, 1 ︰ 22, 1 ︰ 21, 1 ︰ 20, 1 ︰ 19, 1 ︰ 18, 1 ︰ 17, 1 ︰ 16, 1 ︰ 15, 1 ︰ 14, 1 ︰ 13, 1 ︰ 12, 1 ︰ 11, 1 ︰ 10, 1 ︰ 9, 1 ︰ 8, 1 ︰ 7, 1 ︰ 6, 1 ︰ 5, 1 ︰ 1, during 3 ︰ 1 to leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin is sick, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, the control of balck shank has obvious synergistic effect, synergy ratio is all more than 1.5.
Application Example six: fluorine azoles bacterium acid amides and active component B and the composite wheat rust test of pesticide effectiveness of preventing and treating thereof
This experimental establishment is at Shaanxi Province's Weinan City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast 10% fluorine azoles bacterium acid amides suspending agent (self-control), 30% mancozeb suspending agent (commercial), 70% Carbatene water dispersible granules (commercial), 60% Zineb wettable powder (commercial), 70% Wettable propineb powder (commercial).
The investigation wheat rust state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, dispenser is 1 time altogether.Investigated respectively disease index and calculated preventive effect in 7 days, 14 days, 30 days after dispenser.Experimental result is as follows:
Table 15 fluorine azoles bacterium acid amides and active component B and the composite wheat rust test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 15, fluorine azoles bacterium acid amides and active component B and composite after can effectively prevent and treat wheat rust, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example seven: fluorine azoles bacterium acid amides and active component B and the composite downy mildew of garpe test of pesticide effectiveness of preventing and treating thereof
This experimental establishment is in Weinan City suburb, Shaanxi Province; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast 10% fluorine azoles bacterium acid amides suspending agent (self-control), 30% mancozeb suspending agent (commercial), 70% Carbatene water dispersible granules (commercial), 60% Zineb wettable powder (commercial), 70% Wettable propineb powder (commercial).
The investigation downy mildew of garpe state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Investigated respectively disease index and calculated preventive effect in 7 days, 14 days, 30 days after dispenser for the second time.Experimental result is as follows:
Table 16 fluorine azoles bacterium acid amides and active component B and the composite downy mildew of garpe test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 16, fluorine azoles bacterium acid amides and active component B and composite after can effectively prevent and treat downy mildew of garpe, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example eight: fluorine azoles bacterium acid amides and active component B and the composite potato late blight test of pesticide effectiveness of preventing and treating thereof
This experimental establishment is at Shaanxi Province's Hanzhong City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast 10% fluorine azoles bacterium acid amides suspending agent (self-control), 30% mancozeb suspending agent (commercial), 70% Carbatene water dispersible granules (commercial), 60% Zineb wettable powder (commercial), 70% Wettable propineb powder (commercial).
The investigation potato late blight state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 2 times altogether in dispenser in every 7 days.Investigated respectively disease index and calculated preventive effect in 7 days, 14 days, 30 days after dispenser for the second time.Experimental result is as follows:
Table 17 fluorine azoles bacterium acid amides and active component B and the composite potato late blight test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 17, fluorine azoles bacterium acid amides and active component B and composite after can effectively prevent and treat potato late blight, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example nine: fluorine azoles bacterium acid amides and active component B and the composite control citrus anthracnose test of pesticide effectiveness thereof
This experimental establishment Shaanxi Province Hanzhong City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast 10% fluorine azoles bacterium acid amides suspending agent (self-control), 30% mancozeb suspending agent (commercial), 70% Carbatene water dispersible granules (commercial), 60% Zineb wettable powder (commercial), 70% Wettable propineb powder (commercial).
The investigation tea citrus anthracnose 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.Investigated respectively disease index and calculated preventive effect in 7 days, 14 days, 30 days after dispenser for the second time.Experimental result is as follows:
Table 18 fluorine azoles bacterium acid amides and active component B and the composite anti-citrus anthracnose test of pesticide effectiveness thereof
As can be seen from Table 18, fluorine azoles bacterium acid amides and active component B and composite after can effectively prevent and treat citrus anthracnose, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example nine: fluorine azoles bacterium acid amides and active component B and the composite control peronophythora litchi test of pesticide effectiveness thereof
This experimental establishment is in the Liujiang Formation of Lipu, Guangxi county; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast 10% fluorine azoles bacterium acid amides suspending agent (self-control), 30% mancozeb suspending agent (commercial), 70% Carbatene water dispersible granules (commercial), 60% Zineb wettable powder (commercial), 70% Wettable propineb powder (commercial).
The investigation peronophythora litchi 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.Investigated respectively disease index and calculated preventive effect in 7 days, 14 days, 30 days after dispenser for the second time.Experimental result is as follows:
Table 19 fluorine azoles bacterium acid amides and active component B and the composite control peronophythora litchi test of pesticide effectiveness thereof
As can be seen from Table 19, fluorine azoles bacterium acid amides and active component B and composite after can effectively prevent and treat peronophythora litchi, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example ten: fluorine azoles bacterium acid amides and active component B and the composite control pear scab test of pesticide effectiveness thereof
This experimental establishment is in Weinan City Dali County, Shaanxi Province; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast 10% fluorine azoles bacterium acid amides suspending agent (self-control), 30% mancozeb suspending agent (commercial), 70% Carbatene water dispersible granules (commercial), 60% Zineb wettable powder (commercial), 70% Wettable propineb powder (commercial).
The investigation pear scab state of an illness before medicine, in the dispenser for the first time of state of an illness initial stage, once, dispenser is 3 times altogether in dispenser in every 7 days.Investigated respectively disease index and calculated preventive effect in 7 days, 14 days, 30 days after dispenser for the third time.Experimental result is as follows:
Table 19 fluorine azoles bacterium acid amides and active component B and the composite control pear scab test of pesticide effectiveness thereof
As can be seen from Table 19, fluorine azoles bacterium acid amides and active component B and composite after can effectively prevent and treat pear scab, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
after draw through different local throughout the country tests, fluorine azoles bacterium acid amides and mancozeb, Carbatene, zineb, Propineb is composite rear to the leaf spot on various crop, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin is sick, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, the preventive effect of the Common Diseases such as balck shank is all more than 95%, be better than the single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the bactericidal composition of a fluorine-containing azoles bacterium acid amides and thiocarbamates, it is characterized in that: contain active components A and active component B, active components A and active component B weight ratio are 1 ︰ 80 ~ 60 ︰ 1, described active components A is selected from fluorine azoles bacterium acid amides, and active component B is selected from a kind of in mancozeb, Carbatene, zineb, Propineb.
2. the bactericidal composition of fluorine-containing azoles bacterium acid amides according to claim 1 and thiocarbamates, it is characterized in that: the weight ratio of active components A and active component B is 1: 60 ~ 30: 1.
3. the bactericidal composition of fluorine-containing azoles bacterium acid amides according to claim 2 and thiocarbamates is characterized in that:
The weight ratio of fluorine azoles bacterium acid amides and mancozeb is 1: 45 ~ 3: 1;
The weight ratio of fluorine azoles bacterium acid amides and Carbatene is 1: 40 ~ 4: 1;
The weight ratio of fluorine azoles bacterium acid amides and zineb is 1: 40 ~ 4: 1;
The weight ratio of fluorine azoles bacterium acid amides and Propineb is 1: 45 ~ 3: 1.
4. the bactericidal composition of the described fluorine-containing azoles bacterium acid amides of any one and thiocarbamates according to claim 1 ~ 3, it is characterized in that: composition is made wetting powder, suspending agent, water dispersible granules, aqueous emulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
5. the bactericidal composition of fluorine-containing azoles bacterium acid amides according to claim 4 and thiocarbamates is used for preventing and treating the application of crop pest.
6. application according to claim 5 is characterized in that: described disease comprises
Leaf spot, moire disease, net blotch, rust, black spot, downy mildew, gray mold, leaf mold, early blight, anthracnose, shot hole, resin disease, canker, brown spot, scab, root rot, peronospora tabacina, stem wilt, spot defoliation, blossom rot, white rot, zonate spot, ring spot, anthrachose of grape, late blight, bakanae disease, rust, stalk break, balck shank.
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| CN108576010A (en) * | 2018-07-10 | 2018-09-28 | 上海悦联生物科技有限公司 | A kind of composition pesticide of Fluxapyroxad-containsterilization and application |
| CN108990992A (en) * | 2018-06-07 | 2018-12-14 | 安徽古尔特科技有限公司 | A kind of bactericidal composition of fluorine-containing azoles bacterium acyl azanol and Mancozeb |
| EP4014737A1 (en) * | 2013-11-26 | 2022-06-22 | UPL Ltd | A method for controlling rust |
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