CN104839165A - Benzovindiflupyr sterilization composition - Google Patents
Benzovindiflupyr sterilization composition Download PDFInfo
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- CN104839165A CN104839165A CN201410455299.XA CN201410455299A CN104839165A CN 104839165 A CN104839165 A CN 104839165A CN 201410455299 A CN201410455299 A CN 201410455299A CN 104839165 A CN104839165 A CN 104839165A
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Abstract
The present invention discloses a benzovindiflupyr sterilization composition, which contains a active ingredient A and an active ingredient B, wherein the active ingredient A is benzovindiflupyr, the active ingredient B is any one selected from kresoxim-methyl, pyraclostrobin, trifloxystrobin, ZJ0712, dimoxystrobin, and picoxystrobin, and a weight ratio of the active ingredient A to the active ingredient B is 1:80-60:1. The composition of the present invention provides high activities for a plurality of plant diseases of a plurality of crops, and has characteristics of significant synergistic effect, bacterial killing spectrum expanding, low use amount, rainfall erosion resistance, and significant synergy.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of bactericidal composition on corps diseases of benzo alkene fluorine bacterium azoles.
Technical background
Benzo alkene fluorine bacterium azoles (benzovindiflupyr), it is another succinate dehydrogenase inhibitors of Syngenta Co., Ltd's exploitation, it has outstanding preventive effect to Asian Soybean Rust, lasting period is long, is first just reaching to obtain the 5th Agrow Awards the best with regard to this product and Du Pont and innovate the bactericide oxathiapiprolin that chemistry encourages and endorsed global mutual authorized agreement.At present, benzo alkene fluorine bacterium azoles is not yet registered in China.
Kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160 are all bactericide of methoxy acrylic, the bactericide of methoxy acrylic is the outer inhibitor of quinone, by the electron transmission of block cell pigment b and cytochrome c 1, suppress mitochondrial respiratory.Selectivity derives from the deesterify of plant corpus endoenzyme.There is protectiveness, therapeutic, eradicant and long residual effect, suppress spore germination.
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 benzo alkene fluorine bacterium azoles and kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160 mutually composite, there is good synergistic effect within the specific limits, and about benzo alkene fluorine bacterium azoles and kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160 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 synergistic function, the bactericidal composition of use cost is low, preventive effect is good benzo alkene fluorine bacterium azoles.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition of benzo alkene fluorine bacterium azoles, it is characterized in that containing 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 benzo alkene fluorine bacterium azoles, and active component B is selected from the one in kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160; Active components A and the preferred weight ratio of active component B are 1 ︰ 60 ~ 40 ︰ 1; The weight ratio being more preferably benzo alkene fluorine bacterium azoles and kresoxim-methyl or ZEN 90160 is 1 ︰ 30 ~ 10 ︰ 1; The weight ratio of benzo alkene fluorine bacterium azoles and pyraclostrobin is 1 ︰ 20 ~ 20 ︰ 1; The weight ratio of benzo alkene fluorine bacterium azoles and ZJ0712 is 1 ︰ 1 ~ 20 ︰ 1; Benzo alkene fluorine bacterium azoles and dimoxystrobin or oxime bacterium ester weight ratio are 1 ︰ 20 ~ 10 ︰ 1.
The bactericidal composition of described benzo alkene fluorine bacterium azoles is for preventing and treating the disease of crops, and 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 gray mold, stalk break, brown spot, scab, powdery mildew, spot defoliation, epidemic disease, downy mildew, rust, peronospora tabacina, anthracnose, leaf mold, shot hole, blight dis-ease, anthrachose of grape, leaf spot, rice blast, false smut, bakanae disease, banded sclerotial blight, leaf blight, glume blight, net blotch, moire disease.
In the present composition, 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 2% ~ 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 the bactericidal composition of benzo alkene fluorine bacterium azoles 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.
The bactericidal composition of benzo alkene fluorine bacterium azoles 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.
The bactericidal composition of benzo alkene fluorine bacterium azoles of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand.Wherein preferred dosage form is wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
Composition comprises following component and content when making wetting powder: active components A 0.5% ~ 60%, active component B 0.5% ~ 80%, 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% ~ 60%, active component B 0.5% ~ 80%, 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 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%.
Composition comprises following component and content when making suspension emulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, emulsifier 1% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 20%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following component and content when making microemulsion: active components A 0.5% ~ 50%, active component B 0.5% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 20%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making 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%.
Composition comprises following component and content when making microcapsule suspending agent: 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 when making microcapsule suspension-suspendinagent 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%.
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:
Suspension emulsion the key technical indexes of the present invention:
Microemulsion 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:
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) expand fungicidal spectrum, have greater activity to multiple diseases.
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
Example 1 ~ 16 wetting powder
By benzo alkene fluorine bacterium azoles, 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.
The each component of table 1 example 1 ~ 16 and content
Example 17 ~ 32 water dispersible granules
Benzo alkene fluorine bacterium azoles, active component B, dispersant, wetting agent, disintegrant, filler 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, obtaining water dispersible granules product of the present invention.Specifically in table 2.
The each component of table 2 example 17 ~ 32 and content
Example 33 ~ 48 suspending agent
Dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add benzo alkene fluorine bacterium azoles, active component B, surplus deionized water is supplied, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained suspending agent product of the present invention.Specifically in table 3.
The each component of table 3 example 33 ~ 48 and content
Example 49 ~ 61 suspension emulsion
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), deionized water are mixed through high speed shear, add benzo alkene fluorine bacterium azoles, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained benzo alkene fluorine bacterium azole suspending agent, then by active component B, solvent, emulsifier 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 4,5.The each component of table 4 example 49 ~ 54 and content
The each component of table 5 example 55 ~ 61 and content
Example 62 ~ 67 aqueous emulsion
Benzo alkene fluorine bacterium azoles, 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 6.
The each component of table 6 example 62 ~ 67 and content
Kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160 in table 1 to table 6 are exchanged, can novel formulation be obtained.
Example 68 ~ 70 microemulsion
Benzo alkene fluorine bacterium azoles, active component B are dissolved in and are equipped with in the homogenizer of solvent, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, give strong mixing after supplying surplus by deionized water and homogenize, finally obtain the microemulsion product of the present invention that clear appearance is transparent.Specifically in table 7.
The each component of table 7 example 68 ~ 70 and content
Example 71 ~ 73 microcapsule suspending agent
By benzo alkene fluorine bacterium azoles, 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 8.
The each component of table 8 example 71 ~ 73 and content
Example 74 ~ 76 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 benzo alkene fluorine bacterium azoles, 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 9.
The each component of table 9 example 74 ~ 76 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 benzo alkene fluorine bacterium azoles; B choosing is to the one in kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160.
Application Example two:
For examination disease: soybean rust; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination benzo alkene fluorine bacterium azoles and the former medicine of kresoxim-methyl and the two different ratio mixture.
Toxicity test result table 10 benzo alkene fluorine bacterium azoles and the composite toxicity test analysis of results table to soybean rust of kresoxim-methyl
As shown in Table 10, benzo alkene fluorine bacterium azoles and kresoxim-methyl to soybean rust proportioning when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of benzo alkene fluorine bacterium azoles and kresoxim-methyl is at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.10.Optimum ratio through test discovery benzo alkene fluorine bacterium azoles and kresoxim-methyl is 10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20,1:25,1:30, especially when benzo alkene fluorine bacterium azoles and kresoxim-methyl weight ratio are 1:3, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example three:
For examination disease: powdery mildew of cucumber; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination benzo alkene fluorine bacterium azoles and the former medicine of pyraclostrobin and the two different ratio mixture.
Toxicity test result table 11 benzo alkene fluorine bacterium azoles and the composite toxicity test analysis of results table to powdery mildew of cucumber of pyraclostrobin
As shown in Table 11, benzo alkene fluorine bacterium azoles and pyraclostrobin to powdery mildew of cucumber proportioning when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of benzo alkene fluorine bacterium azoles and pyraclostrobin is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.00.Optimum ratio through test discovery benzo alkene fluorine bacterium azoles and pyraclostrobin 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, especially when benzo alkene fluorine bacterium azoles and pyraclostrobin weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example four:
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 benzo alkene fluorine bacterium azoles and the former medicine of oxime bacterium ester and the two different ratio mixture.
Toxicity test result table 12 benzo alkene fluorine bacterium azoles and the composite toxicity test analysis of results table to rice blast of oxime bacterium ester
As shown in Table 12, benzo alkene fluorine bacterium azoles and oxime bacterium ester to rice blast proportioning when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of benzo alkene fluorine bacterium azoles and oxime bacterium ester is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.10.Optimum ratio through test discovery benzo alkene fluorine bacterium azoles and oxime bacterium ester 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, especially when benzo alkene fluorine bacterium azoles and oxime bacterium ester weight ratio are 2:3, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example five:
For examination disease: powdery mildew of strawberry; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination benzo alkene fluorine bacterium azoles and the former medicine of ZJ0712 and the two different ratio mixture.
Toxicity test result table 13 benzo alkene fluorine bacterium azoles and the composite toxicity test analysis of results table to powdery mildew of strawberry of ZJ0712
As shown in Table 13, benzo alkene fluorine bacterium azoles and ZJ0712 to powdery mildew of strawberry proportioning when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of benzo alkene fluorine bacterium azoles and ZJ0712 is at 1 ︰ 10 ~ 30 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.15.Optimum ratio through test discovery benzo alkene fluorine bacterium azoles and ZJ0712 is 30:1,25:1,24:1,23:1,22:1,21:1,20:1,19:1,18:1,17:1,16:1,15:1,14:1,13:1,12:1,11:1,10:1,9:1,8:1,7:1,6:1,5:1,1:1,1:5,1:10, especially when benzo alkene fluorine bacterium azoles and ZJ0712 weight ratio are 6:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example six:
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 benzo alkene fluorine bacterium azoles and the former medicine of dimoxystrobin and the two different ratio mixture.
Toxicity test result table 14 benzo alkene fluorine bacterium azoles and the composite toxicity test analysis of results table to rice sheath blight disease of dimoxystrobin
As shown in Table 14, benzo alkene fluorine bacterium azoles and dimoxystrobin to rice sheath blight disease proportioning when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of benzo alkene fluorine bacterium azoles and dimoxystrobin is at 1 ︰ 20 ~ 10 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.15.Optimum ratio through test discovery benzo alkene fluorine bacterium azoles and dimoxystrobin is 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, especially when benzo alkene fluorine bacterium azoles and dimoxystrobin weight ratio are 1:2, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example seven:
For examination disease: wheat rust; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination benzo alkene fluorine bacterium azoles and the former medicine of ZEN 90160 and the two different ratio mixture.
Toxicity test result table 15 benzo alkene fluorine bacterium azoles and the composite toxicity test analysis of results table to wheat rust of ZEN 90160
As shown in Table 15, benzo alkene fluorine bacterium azoles and ZEN 90160 to wheat rust proportioning when 1 ︰ 80 ~ 60 ︰ 1, synergy ratio SR is all greater than 1.5, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of benzo alkene fluorine bacterium azoles and ZEN 90160 is at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.20.Optimum ratio through test discovery benzo alkene fluorine bacterium azoles and ZEN 90160 is 10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20,1:25,1:30, especially when benzo alkene fluorine bacterium azoles and ZEN 90160 weight ratio are 1:3, synergy ratio is maximum, and synergistic effect is the most obvious.
Find through test: have obvious synergistic effect to the control of gray mold, stalk break, brown spot, scab, powdery mildew, spot defoliation, epidemic disease, downy mildew, rust, peronospora tabacina, anthracnose, leaf mold, shot hole, blight dis-ease, anthrachose of grape, leaf spot, rice blast, false smut, bakanae disease, banded sclerotial blight, leaf blight, glume blight, net blotch, moire disease in various crop after benzo alkene fluorine bacterium azoles and kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160 are composite, synergy ratio is all more than 1.50.
Test of pesticide effectiveness part: test medicine is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., provided.
Table 16 contrasts the table of comparisons of medicament
Application Example eight benzo alkene fluorine bacterium azoles and active component B and compositely prevent and treat the apple mildew test of pesticide effectiveness
This test arrangement is in Xianyang, Shanxi province 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 3 days, 7 days, 14 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 17 benzo alkene fluorine bacterium azoles and active component B and compositely prevent and treat the apple mildew test of pesticide effectiveness
As can be seen from Table 17, benzo alkene fluorine bacterium azoles and active component B 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.
Application Example nine benzo alkene fluorine bacterium azoles and active component B and the composite control pear scab test of pesticide effectiveness thereof
This test arrangement is in Weinan City suburb, Shaanxi Province, and the investigation pear scab 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 10 days, 20 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows: table 18 benzo alkene fluorine bacterium azoles and active component B and the composite control pear scab test of pesticide effectiveness thereof
As can be seen from Table 18, benzo alkene fluorine bacterium azoles and active component B composite after effectively can prevent and treat pear scab, 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 ten benzo alkene fluorine bacterium azoles and active component B and the composite control soybean rust test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and the investigation soybean rust 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 3 times.Within after third time dispenser 3 days, 7 days, 14 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 19 benzo alkene fluorine bacterium azoles and active component B and the composite control soybean rust test of pesticide effectiveness thereof
As can be seen from Table 19, benzo alkene fluorine bacterium azoles and active component B composite after effectively can prevent and treat soybean rust, 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 11 benzo alkene fluorine bacterium azoles and active component B and the composite control rice green smut test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and the investigation rice green smut 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, 20 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 20 benzo alkene fluorine bacterium azoles and active component B and the composite control rice green smut test of pesticide effectiveness thereof
As can be seen from Table 20, benzo alkene fluorine bacterium azoles and active component B composite after can preventing and controlling green smut of rice, 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 ten dibenzo alkene fluorine bacterium azoles and active component B and the composite control wheat brown spot test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City, and the investigation wheat brown spot 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 3 times.Within after third time dispenser 3 days, 7 days, 14 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 21 benzo alkene fluorine bacterium azoles and active component B and the composite control wheat brown spot test of pesticide effectiveness thereof
As can be seen from Table 21, benzo alkene fluorine bacterium azoles and active component B composite after can effectively prevent and treat wheat brown spot, 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 13 benzo alkene fluorine bacterium azoles and active component B and the composite control graw mold of tomato test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and the investigation graw mold of tomato 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 benzo alkene fluorine bacterium azoles and active component B and the composite control graw mold of tomato test of pesticide effectiveness thereof
As can be seen from Table 22, benzo alkene fluorine bacterium azoles and active component B composite after effectively can prevent and treat graw mold of tomato, 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 14 benzo alkene fluorine bacterium azoles and active component B and the composite control ornamental flower powdery mildew test of pesticide effectiveness thereof
This test arrangement is in Xi'an City, Shanxi Province, and the investigation ornamental flower 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 7 days, 10 days, 20 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 23 benzo alkene fluorine bacterium azoles and active component B and the composite control ornamental flower powdery mildew test of pesticide effectiveness thereof
As can be seen from Table 23, benzo alkene fluorine bacterium azoles and active component B composite after can effectively prevent and treat ornamental flower powdery 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.
Draw by all parts of the country test, benzo alkene fluorine bacterium azoles and the composite rear preventive effect to Common Diseases such as the gray mold in various crop, stalk break, brown spot, scab, powdery mildew, spot defoliation, epidemic disease, downy mildew, rust, peronospora tabacina, anthracnose, leaf mold, shot hole, blight dis-ease, anthrachose of grape, leaf spot, rice blast, false smut, bakanae disease, banded sclerotial blight, leaf blight, glume blight, net blotch, moire diseases of active component B are all greater than 95%, be better than single dose preventive effect, synergy is obvious.
Claims (6)
1. the bactericidal composition of a benzo alkene fluorine bacterium azoles, it is characterized in that containing active components A and active component B, the weight ratio of active components A and active component B is 1 ︰ 80 ~ 60 ︰ 1, described active components A is benzo alkene fluorine bacterium azoles, and active component B is selected from the one in kresoxim-methyl, pyraclostrobin, oxime bacterium ester, ZJ0712, dimoxystrobin, ZEN 90160.
2. the bactericidal composition of benzo alkene fluorine bacterium azoles according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 40 ︰ 1.
3. the bactericidal composition of benzo alkene fluorine bacterium azoles according to claim 2, is characterized in that:
The weight ratio of benzo alkene fluorine bacterium azoles and kresoxim-methyl or ZEN 90160 is 1 ︰ 30 ~ 10 ︰ 1;
The weight ratio of benzo alkene fluorine bacterium azoles and pyraclostrobin is 1 ︰ 20 ~ 20 ︰ 1;
The weight ratio of benzo alkene fluorine bacterium azoles and ZJ0712 is 1 ︰ 1 ~ 20 ︰ 1;
Benzo alkene fluorine bacterium azoles and dimoxystrobin or oxime bacterium ester weight ratio are 1 ︰ 20 ~ 10 ︰ 1.
4. the bactericidal composition of benzo alkene fluorine bacterium azoles as claimed in any of claims 1 to 3, is characterized in that: composition makes wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
5. the bactericidal composition of benzo alkene fluorine bacterium azoles according to claim 4, for preventing and treating the application of corps diseases.
6. application according to claim 5, is characterized in that: described disease comprises gray mold, stalk break, brown spot, scab, powdery mildew, spot defoliation, epidemic disease, downy mildew, rust, peronospora tabacina, anthracnose, leaf mold, shot hole, blight dis-ease, anthrachose of grape, leaf spot, rice blast, false smut, bakanae disease, banded sclerotial blight, leaf blight, glume blight, net blotch, moire disease.
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| CN104738050A (en) * | 2015-02-13 | 2015-07-01 | 广西壮族自治区农业科学院农产品质量安全与检测技术研究所 | Ultralow-volume liquid formulation containing benzovindiflupyr and strobilurin bactericide composition |
| CN105409965A (en) * | 2014-09-12 | 2016-03-23 | 陕西美邦农药有限公司 | Sterilization composition containing benzovindiflupyr |
| CN105941415A (en) * | 2016-05-24 | 2016-09-21 | 江西正邦生物化工有限责任公司 | Bactericidal composition and application thereof |
| CN106135219A (en) * | 2015-04-13 | 2016-11-23 | 深圳诺普信农化股份有限公司 | Bactericidal composition |
| CN106212484A (en) * | 2016-07-22 | 2016-12-14 | 李祥英 | A kind of containing benzo alkene fluorine bacterium azoles and the bactericidal composition of matrine |
| CN106234370A (en) * | 2016-08-23 | 2016-12-21 | 李祥英 | A kind of containing benzo alkene fluorine bacterium azoles and the bactericidal composition of osthole |
| CN107410322A (en) * | 2017-04-17 | 2017-12-01 | 北京科发伟业农药技术中心 | The bactericidal composition of the fluorine bacterium azoles of alkene containing benzo |
| CN107980793A (en) * | 2018-01-08 | 2018-05-04 | 江苏徐淮地区淮阴农业科学研究所 | A kind of bactericidal composition containing metconazole, benzo alkene fluorine bacterium azoles and pyraclostrobin |
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| CN108184858A (en) * | 2017-12-26 | 2018-06-22 | 河北省农林科学院植物保护研究所 | A kind of compound synergistic bactericidal composition of fluorine bacterium azoles of alkene containing benzo and its application |
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| CN105409965A (en) * | 2014-09-12 | 2016-03-23 | 陕西美邦农药有限公司 | Sterilization composition containing benzovindiflupyr |
| CN104738050A (en) * | 2015-02-13 | 2015-07-01 | 广西壮族自治区农业科学院农产品质量安全与检测技术研究所 | Ultralow-volume liquid formulation containing benzovindiflupyr and strobilurin bactericide composition |
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| CN108184858A (en) * | 2017-12-26 | 2018-06-22 | 河北省农林科学院植物保护研究所 | A kind of compound synergistic bactericidal composition of fluorine bacterium azoles of alkene containing benzo and its application |
| CN108184858B (en) * | 2017-12-26 | 2021-04-09 | 河北省农林科学院植物保护研究所 | Compound synergistic bactericidal composition containing benzovindiflupyr and application thereof |
| CN107980793A (en) * | 2018-01-08 | 2018-05-04 | 江苏徐淮地区淮阴农业科学研究所 | A kind of bactericidal composition containing metconazole, benzo alkene fluorine bacterium azoles and pyraclostrobin |
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