CN103563960B - A kind of bactericidal composition - Google Patents
A kind of bactericidal composition Download PDFInfo
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- CN103563960B CN103563960B CN201210284644.9A CN201210284644A CN103563960B CN 103563960 B CN103563960 B CN 103563960B CN 201210284644 A CN201210284644 A CN 201210284644A CN 103563960 B CN103563960 B CN 103563960B
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Abstract
The invention discloses a kind of bactericidal composition, bactericidal composition contains active components A and active component B, active components A is Hexanaphthene flusulfamide, active component B is selected from any one compound following: cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon, 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 have that dosage is little, resistance of rainwater washing against, the obvious feature of synergy.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application of a kind of bactericidal composition on corps diseases.
Technical background
Hexanaphthene flusulfamide chemical name: N-(2-trifluoromethyl-4-chlorophenyl)-a-oxocyclohexyl sulfonamide.It has stronger prevention, treatment and osmotically active, and has higher lasting effect.Show through field test results, Hexanaphthene flusulfamide can prevent and treat gray mold, sclerotinia rot of colza, Cucumber Target Leaf Spot and scab effectively.
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 Hexanaphthene flusulfamide and cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon mutually composite, there is good synergistic effect within the specific limits, and about Hexanaphthene flusulfamide and cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon 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, use cost is low, preventive effect is good bactericidal composition.
The present invention is achieved through the following technical solutions:
A kind of bactericidal composition, 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 Hexanaphthene flusulfamide, and active component B is selected from the one in cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon; Active components A and the preferred weight ratio of active component B are 1 ︰ 50 ~ 50 ︰ 1; The weight ratio being more preferably Hexanaphthene flusulfamide and cyprodinil or iprodione or dimethachlon is 1 ︰ 20 ~ 20 ︰ 1, and the weight ratio of Hexanaphthene flusulfamide and phonetic mould amine is 1 ︰ 30 ~ 20 ︰ 1, and the weight ratio of Hexanaphthene flusulfamide and the mould prestige of second or procymidone is 1 ︰ 15 ~ 30 ︰ 1; The weight ratio most preferably being Hexanaphthene flusulfamide and cyprodinil or iprodione or dimethachlon is 1 ︰ 10 ~ 10 ︰ 1, and the weight ratio of Hexanaphthene flusulfamide and phonetic mould amine is 1 ︰ 15 ~ 10 ︰ 1, and the weight ratio of Hexanaphthene flusulfamide and the mould prestige of second or procymidone is 1 ︰ 5 ~ 10 ︰ 1.
Described bactericidal composition 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, full rot, head blight, stalk break, scab, powdery mildew, brown spot, net blotch, eyeprint disease, spot defoliation, crown rot, spike rot, epidemic disease, ring spot, glume blight, banded sclerotial blight, rust.
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 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.
Bactericidal composition 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% ~ 70%, active component B 0.5% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
Composition comprises following component and content when making water dispersible granules: active components A 0.5% ~ 70%, active component B 0.5% ~ 70%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Composition comprises following component and content when making suspending agent: active components A 0.5% ~ 50%, active component 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 B0.5% ~ 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 B0.5% ~ 50%, macromolecule cyst material 1% ~ 10%, dispersant 2% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, pH adjusting agent 0.01% ~ 5%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following component and content when making microcapsule suspension-suspendinagent agent: active components A 0.5% ~ 50%, active component B0.5% ~ 50%, macromolecule cyst material 1% ~ 12%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, solvent 1% ~ 15%, emulsifier 1% ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
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 ~ 18 wetting powder
By Hexanaphthene flusulfamide, 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 ~ 18 and content
Example 19 ~ 42 water dispersible granules
Hexanaphthene flusulfamide, 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 2,3.
The each component of table 2 example 19 ~ 30 and content
The each component of table 3 example 31 ~ 42 and content
Example 43 ~ 66 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 Hexanaphthene flusulfamide, 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 4,5.
The each component of table 4 example 43 ~ 54 and content
The each component of table 5 example 55 ~ 66 and content
Example 67 ~ 78 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 Hexanaphthene flusulfamide, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained Hexanaphthene flusulfamide 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 6,7.
The each component of table 6 example 67 ~ 72 and content
The each component of table 7 example 73 ~ 78 and content
Example 79 ~ 96 aqueous emulsion
Hexanaphthene flusulfamide, 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 8,9,10.
The each component of table 8 example 79 ~ 84 and content
The each component of table 9 example 85 ~ 90 and content
The each component of table 10 example 91 ~ 96 and content
Cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon in table 1 to table 10 are exchanged, can novel formulation be obtained.
Example 97 ~ 99 microemulsion
Hexanaphthene flusulfamide, 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 11.
The each component of table 11 example 97 ~ 99 and content
Example 100 ~ 102 microcapsule suspending agent
By Hexanaphthene flusulfamide, 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 12.
The each component of table 12 example 100 ~ 102 and content
Example 103 ~ 105 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 Hexanaphthene flusulfamide, 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 13.
The each component of table 13 example 103 ~ 105 and content
The embodiment of the present invention is the method adopting Toxicity Determination and field trial to combine.First by Toxicity Determination, the synergy ratio (SR) after clear and definite two kinds of medicaments are composite by a certain percentage, SR < 0.5 is antagonism, 0.5≤SR≤1.5 are summation action, SR > 1.5 is synergistic effect, on this basis, then carries out field trial.
Test method: determine that after the effective inhibition concentration scope of each medicament, medicament establishes 5 dosage process respectively by active constituent content through prerun, if clear water contrast.Carry out with reference to " farm-chemical indoor determination test rule bactericide ", adopt mycelial growth rate method to measure medicament to the virulence of crop germ.Measure colony diameter by right-angled intersection method after 72h, calculate each process net growth, mycelial growth inhibition rate.
Net growth (mm)=measurement colony diameter-5
Mycelial growth inhibition rate is converted into probit value (y), and liquor strength (μ g/mL) converts logarithm value to (x), tries to achieve virulence regression equation (y=a+bx), and calculate the EC of often kind of medicament thus with method of least squares
50value.Calculate two medicament different ratio synergies ratio (SR) according to Wadley method, SR < 0.5 is antagonism, and 0.5≤SR≤1.5 are summation action simultaneously, and SR > 1.5 is synergistic effect.Computing formula is as follows:
Wherein: a, b are respectively active components A and the ratio of active component B shared by combination; A is Hexanaphthene flusulfamide; B choosing is to the one in cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon.
Application Example two:
For examination disease: graw mold of tomato; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination Hexanaphthene flusulfamide and the former medicine of cyprodinil and the two different ratio mixture.
Toxicity test result table 14 Hexanaphthene flusulfamide and the composite toxicity test analysis of results table to graw mold of tomato of cyprodinil
As shown in Table 14, Hexanaphthene flusulfamide and cyprodinil to graw mold of tomato proportioning 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, when the proportioning of Hexanaphthene flusulfamide and cyprodinil is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.20.Optimum ratio through test discovery Hexanaphthene flusulfamide and cyprodinil 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 Hexanaphthene flusulfamide and cyprodinil weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example three:
For examination disease: gray mold of cucumber; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination Hexanaphthene flusulfamide and the former medicine of phonetic mould amine and the two different ratio mixture.
Toxicity test result table 15 Hexanaphthene flusulfamide and Pyrimethanil compositional are to the toxicity test analysis of results table of gray mold of cucumber
As shown in Table 15, Hexanaphthene flusulfamide and phonetic mould amine to gray mold of cucumber proportioning 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, when the proportioning of Hexanaphthene flusulfamide and phonetic mould amine is at 1 ︰ 30 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.25.Optimum ratio through test discovery Hexanaphthene flusulfamide and phonetic mould amine is 20:1,15:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,2:3,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20,1:25,1:30, especially when Hexanaphthene flusulfamide and phonetic mould amine weight ratio are 2:3, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example four:
For examination disease: graw mold of tomato; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination Hexanaphthene flusulfamide and the former medicine of the mould prestige of second and the two different ratio mixture.
Toxicity test result table 16 Hexanaphthene flusulfamide and the composite toxicity test analysis of results table to graw mold of tomato of the mould prestige of second
As shown in Table 16, Hexanaphthene flusulfamide and the mould prestige of second to graw mold of tomato proportioning 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, when the proportioning of Hexanaphthene flusulfamide and the mould prestige of second is at 1 ︰ 15 ~ 30 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.20.Optimum ratio through test discovery Hexanaphthene flusulfamide and the mould prestige of second is 30:1,25:1,20:1,15:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15, especially when Hexanaphthene flusulfamide and second mould prestige weight ratio are 2:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example five:
For examination disease: tomato blight; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination Hexanaphthene flusulfamide and the former medicine of iprodione and the two different ratio mixture.
Toxicity test result table 17 Hexanaphthene flusulfamide and iprodione are to the toxicity test analysis of results table of tomato blight
As shown in Table 17, Hexanaphthene flusulfamide and iprodione to tomato blight proportioning 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, when the proportioning of Hexanaphthene flusulfamide and iprodione is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.25.Optimum ratio through test discovery Hexanaphthene flusulfamide and iprodione 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 Hexanaphthene flusulfamide and iprodione weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example six:
For examination disease: grape grey mould; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination Hexanaphthene flusulfamide and the former medicine of procymidone and the two different ratio mixture.
Toxicity test result table 18 Hexanaphthene flusulfamide and the composite toxicity test analysis of results table to grape grey mould of procymidone
As shown in Table 18, Hexanaphthene flusulfamide and procymidone to grape grey mould proportioning 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, when the proportioning of Hexanaphthene flusulfamide and procymidone is at 1 ︰ 15 ~ 30 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.20.Optimum ratio through test discovery Hexanaphthene flusulfamide and procymidone is 30:1,25:1,20:1,15:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15, especially when Hexanaphthene flusulfamide and procymidone weight ratio are 2:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Application Example seven:
For examination disease: sclerotinia rot of colza; Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd.; Experimental scheme: through effective inhibition concentration scope of preliminary experiment determination Hexanaphthene flusulfamide and the former medicine of dimethachlon and the two different ratio mixture.
Toxicity test result table 19 Hexanaphthene flusulfamide and the composite toxicity test analysis of results table to sclerotinia rot of colza of dimethachlon
As shown in Table 19, Hexanaphthene flusulfamide and dimethachlon to sclerotinia rot of colza proportioning 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, when the proportioning of Hexanaphthene flusulfamide and dimethachlon is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and synergy ratio is all greater than 2.20.Optimum ratio through test discovery Hexanaphthene flusulfamide and dimethachlon 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 Hexanaphthene flusulfamide and dimethachlon weight ratio are 1:1, synergy ratio is maximum, and synergistic effect is the most obvious.
Find through test: have obvious synergistic effect to the control of gray mold, full rot, head blight, stalk break, scab, powdery mildew, brown spot, net blotch, eyeprint disease, spot defoliation, crown rot, spike rot, epidemic disease, ring spot, glume blight, banded sclerotial blight, rust in various crop after Hexanaphthene flusulfamide and cyprodinil, phonetic mould amine, the mould prestige of second, iprodione, procymidone, dimethachlon 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 20 contrasts the table of comparisons of medicament
Application Example eight Hexanaphthene flusulfamide 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 3 days, 7 days, 14 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 21 Hexanaphthene flusulfamide and active component B and the composite control graw mold of tomato test of pesticide effectiveness thereof
As can be seen from Table 21, Hexanaphthene flusulfamide 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 nine Hexanaphthene flusulfamide and active component B and the composite control pear scab test of pesticide effectiveness thereof
This test arrangement is in Xianyang, Shanxi province city, 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 22 Hexanaphthene flusulfamide and active component B and the composite control pear scab test of pesticide effectiveness thereof
As can be seen from Table 22, Hexanaphthene flusulfamide 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 Hexanaphthene flusulfamide and active component B and the composite control tomato blight test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, 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 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 23 Hexanaphthene flusulfamide and active component B and the composite control tomato blight test of pesticide effectiveness thereof
As can be seen from Table 23, Hexanaphthene flusulfamide and active component B 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.
Application Example 11 Hexanaphthene flusulfamide and active component B and the composite control grape grey mould test of pesticide effectiveness thereof
This test arrangement is in Weinan City suburb, Shaanxi Province, and the investigation grape grey mould 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 24 Hexanaphthene flusulfamide and active component B and the composite control grape grey mould test of pesticide effectiveness thereof
As can be seen from Table 24, Hexanaphthene flusulfamide and active component B composite after effectively can prevent and treat grape grey mould, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example 12 Hexanaphthene flusulfamide and active component B and the composite control sclerotinia rot of colza test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and the investigation sclerotinia rot of colza 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 25 Hexanaphthene flusulfamide and active component B and the composite control sclerotinia rot of colza test of pesticide effectiveness thereof
As can be seen from Table 25, Hexanaphthene flusulfamide and active component B composite after effectively can prevent and treat sclerotinia rot of colza, 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 Hexanaphthene flusulfamide and active component B and the composite control alternaria leaf spot of apple test of pesticide effectiveness thereof
This test arrangement is in Xianyang, Shanxi province city, and the investigation alternaria leaf spot of apple state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 7 days, 14 days, 30 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows: table 26 Hexanaphthene flusulfamide and active component B and the composite control alternaria leaf spot of apple test of pesticide effectiveness thereof
As can be seen from Table 26, Hexanaphthene flusulfamide and active component B composite after effectively can prevent and treat alternaria leaf spot of apple, 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 Hexanaphthene flusulfamide and active component B and composite control gibberella saubinetii thereof
The sick test of pesticide effectiveness
This test arrangement is at Shaanxi Province's Weinan City, and the investigation wheat 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 7 days, 10 days, 20 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 27 Hexanaphthene flusulfamide and active component B and compositely prevent and treat the wheat scab test of pesticide effectiveness
As can be seen from Table 27, Hexanaphthene flusulfamide and active component B composite after effectively can prevent and treat wheat scab, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.And can prevent and treat take-all, preventive effect is all greater than 96%.In test scope of medication, target crop is had no adverse effects.
Application Example 15 Hexanaphthene flusulfamide and active component B and compositely prevent and treat the apple marssonina leaf spot test of pesticide effectiveness
This test arrangement is in Xianyang, Shanxi province city, and the investigation apple marssonina leaf 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 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 28 Hexanaphthene flusulfamide and active component B and compositely prevent and treat the apple marssonina leaf spot test of pesticide effectiveness
As can be seen from Table 28, Hexanaphthene flusulfamide and active component B composite after effectively can prevent and treat apple marssonina leaf 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 16 Hexanaphthene flusulfamide and active component B and compositely prevent and treat the powdery mildew of cucumber test of pesticide effectiveness
This test arrangement is in Jingyang County, Shaanxi Province, and the investigation powdery mildew of cucumber state of an illness before medicine, in the first time dispenser of state of an illness initial stage, dispenser in every 7 days once, is total to dispenser 2 times.Within after second time dispenser 3 days, 7 days, 14 days, investigate disease index respectively and calculate preventive effect.Experimental result is as follows:
Table 29 Hexanaphthene flusulfamide and active component B and compositely prevent and treat the powdery mildew of cucumber test of pesticide effectiveness
As can be seen from Table 29, Hexanaphthene flusulfamide and active component B composite after effectively can prevent and treat powdery mildew of cucumber, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Draw by all parts of the country test, Hexanaphthene flusulfamide and the composite rear preventive effect to Common Diseases such as the gray mold in various crop, full rot, head blight, stalk break, scab, powdery mildew, brown spot, net blotch, eyeprint disease, spot defoliation, crown rot, spike rot, epidemic disease, ring spot, glume blight, banded sclerotial blight, rust of active component B are all greater than 95%, be better than single dose preventive effect, synergy is obvious.
Claims (6)
1. a bactericidal composition, is characterized in that: active ingredient is active components A and active component B, and the weight ratio of active components A and active component B is 1 ︰ 70 ~ 70 ︰ 1, and described active components A is Hexanaphthene flusulfamide, and active component B is cyprodinil.
2. bactericidal composition 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. bactericidal composition according to claim 2, is characterized in that:
The weight ratio of Hexanaphthene flusulfamide and cyprodinil is 1 ︰ 20 ~ 20 ︰ 1.
4. bactericidal composition 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. bactericidal composition according to claim 4 is for preventing and treating the application of corps diseases.
6. application according to claim 5, is characterized in that: described disease comprises gray mold, full rot, head blight, stalk break, scab, powdery mildew, brown spot, net blotch, eyeprint disease, spot defoliation, crown rot, spike rot, epidemic disease, ring spot, glume blight, banded sclerotial blight, rust.
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| CN104823982B (en) * | 2015-01-08 | 2017-01-04 | 四川利尔作物科学有限公司 | Bactericidal composition and application thereof |
| CN106973908A (en) * | 2017-03-08 | 2017-07-25 | 南京华洲药业有限公司 | A kind of bactericidal composition and its application containing Hexanaphthene flusulfamide and mepanipyrim |
| CN106889074A (en) * | 2017-03-10 | 2017-06-27 | 南京华洲药业有限公司 | A kind of bactericidal composition and its application containing Hexanaphthene flusulfamide and fluxapyroxad |
| CN111700066A (en) * | 2020-07-27 | 2020-09-25 | 江西禾益化工股份有限公司 | Sclerotium cleaning water dispersible granule and preparation method thereof |
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| CN101473826A (en) * | 2008-12-18 | 2009-07-08 | 孙家隆 | Bactericide agent composition containing boscalid and cyprodinil |
| CN101543217A (en) * | 2009-01-09 | 2009-09-30 | 陕西韦尔奇作物保护有限公司 | Bactericidal composition containing cyprodinil and tebuconazole |
| CN101543216A (en) * | 2009-01-09 | 2009-09-30 | 陕西韦尔奇作物保护有限公司 | Bactericidal composition containing cyprodinil and propiconazole |
| CN101595878A (en) * | 2009-07-13 | 2009-12-09 | 陕西汤普森生物科技有限公司 | A kind of bactericidal composition that contains Flutriafol and cyprodinil |
| CN101720764A (en) * | 2008-10-13 | 2010-06-09 | 中国农业大学 | New application of N-(2-trifluoromethyl-4-chlorphenyl)-alpha-oxocyclohexyl sulfamide as sterilizing agent |
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| CN1759674B (en) * | 2005-10-11 | 2010-04-07 | 华中师范大学 | Composition of fungicide for preventing and curing graw mold of tomato |
| WO2009071389A1 (en) * | 2007-12-05 | 2009-06-11 | Basf Se | Fungicide mixtures |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101720764A (en) * | 2008-10-13 | 2010-06-09 | 中国农业大学 | New application of N-(2-trifluoromethyl-4-chlorphenyl)-alpha-oxocyclohexyl sulfamide as sterilizing agent |
| CN101473826A (en) * | 2008-12-18 | 2009-07-08 | 孙家隆 | Bactericide agent composition containing boscalid and cyprodinil |
| CN101543217A (en) * | 2009-01-09 | 2009-09-30 | 陕西韦尔奇作物保护有限公司 | Bactericidal composition containing cyprodinil and tebuconazole |
| CN101543216A (en) * | 2009-01-09 | 2009-09-30 | 陕西韦尔奇作物保护有限公司 | Bactericidal composition containing cyprodinil and propiconazole |
| CN101595878A (en) * | 2009-07-13 | 2009-12-09 | 陕西汤普森生物科技有限公司 | A kind of bactericidal composition that contains Flutriafol and cyprodinil |
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| CN105191939B (en) | 2018-01-05 |
| CN103563960A (en) | 2014-02-12 |
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