CN105851058A - Sterilization composition containing captan and copper preparation - Google Patents
Sterilization composition containing captan and copper preparation Download PDFInfo
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- CN105851058A CN105851058A CN201510028342.9A CN201510028342A CN105851058A CN 105851058 A CN105851058 A CN 105851058A CN 201510028342 A CN201510028342 A CN 201510028342A CN 105851058 A CN105851058 A CN 105851058A
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Abstract
The invention discloses a sterilization composition containing captan and a copper preparation. The effective active components are an active component A and an active component B, wherein the active component A is captan, the active component B is any one of the following copper preparations: cuppric nonyl phenolsulfonate, copper oxychloride, copper dicarboxylate, and cupric acetate, and the weight ratio of the active component A to the active component B is 1:80-80:1. The composition has synergism effect for a plurality of diseases which are harm to agricultural production, reduces pesticide usage amount, reduces residual amount of the pesticide on crops, mitigates environment pollution, and is safe to people and livestock, the environment compatibility is good, and pesticide resistance for disease is not easily generated.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application on corps diseases of a kind of bactericidal composition containing captan and copper agent.
Background technology
Captan (captan) chemical name: 3a, 4,7,7a-tetrahydrochysene-2-(trichloromethyl sulfur)-1H iso-indoles-1,3-(2H)-diketone, molecular formula: C9H8Cl3NO2S, captan can prevent and treat the multiple diseases on fruit tree, vegetable, crop, it is possible to prevents and treats stem wilt, damping-off, melasma as seed treatment or pouring root.Some kind of Fructus Mali pumilae and pears there is is poisoning, Caulis et Folium Lactucae sativae, Herba Apii graveolentis, Fructus Lycopersici esculenti seed are had an impact.
Nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate belong to copper agent, are widely used in the disease of crops, and additionally other copper agents such as gloomy copper of Thiodiazole-copper, thiophene, copper 8-hydroxyquinolinate, copper rosinate, Copper hydrate can also compound with captan.
But, in the real process of agricultural production, controlling disease is easiest to generate the problem that the generation of disease drug resistance.Different cultivars composition compounds, and is to prevent and treat the method that resistance disease is the most common.Heterogeneity compounds, according to practical application effect, judge certain compounding be potentiation, add and or antagonism.In most cases, the compounding effect of pesticide is all additive effect, really have potentiation compounding seldom, especially potentiation clearly, the highest compounding the most less of co-toxicity coefficient.Study through inventor, good potentiation after finding to compound captan with nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate, can be produced, and the openest with the relevant report that nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate compound about captan.
Summary of the invention
The purpose of the present invention is to propose to a kind of there is synergistic function, use cost is low, preventive effect the is good bactericidal composition containing captan Yu copper agent.
The bactericidal composition containing captan Yu copper agent that the present invention proposes contains active components A and active component B, active components A and active component B weight ratio are 1 80～80 1, described active components A is captan, active component B plants selected from one of nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate, and active components A and the preferred weight ratio of active component B are 1 60～60 1；More preferably captan is 1 30～30 1 with the weight ratio of nonylphenolsulfonate copper, and captan is 1 25～30 1 with the weight ratio of Cupravit, and captan is 1 25～30 1 with the weight ratio of tiger glue adipic acid copper, and captan is 1 30～35 1 with the weight ratio of copper acetate.
Bactericidal composition containing captan with copper agent of the present invention is used for preventing and treating the purposes of disease on crops, and described crops include cereal crops, legume crop, fibre crops, sugar crop, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop；Described disease is leaf mold, gray mold, epidemic disease, anthrax, scab, ring spot, downy mildew, Peptic Ulcers, leaf spot, angular leaf spot, false smut, damping off, spot defoliation, white rot, rust, droop, virosis, damping-off or root rot.
Active components A, the weight ratio of active component B are 1 80～80 1.Generally in compositions weight percentage is gross weight 0.1%～the 90% of active component, it is preferably 5%～70%.According to different preparation types, active component content scope is different.Generally, liquid preparation contains the active substance of by weight 1%～70%, preferably 5%～50%；Solid preparation contains the active substance of by weight 5%～70%, preferably 10%～70%.
The bactericidal composition of the present invention at least contains a kind of surfactant, active component dispersion in water when being beneficial to use.Surface-active contents is the 5%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
The bactericidal composition of the present invention through dilution or directly can be used before use by user.Its preparation can be prepared by common processing method known in those skilled in the art, one or more in surfactant such as dispersant, stabilizer, wetting agent, binding agent, defoamer, disintegrating agent, antifreeze etc. will be added after active substance mixes with liquid flux or solid carrier.
The bactericidal composition of the present invention, can be processed into acceptable dosage form on any pesticide on demand, and the most more preferably dosage form is wettable powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
Compositions comprises following constituent content when making wettable powder: active components A 0.5%～80%, active component B0.5%～80%, dispersant 2%～10%, wetting agent 2%～10%, filler surplus.
Compositions includes following constituent content when making water dispersible granules: active components A 0.5%～80%, active component B0.5%～80%, dispersant 3%～12%, wetting agent 1%～8%, disintegrating agent 1%～10%, binding agent 0～8%, filler surplus.
Compositions includes following constituent content when making suspending agent: active components A 0.5%～50%, active component B0.5%～50%, dispersant 2%～10%, wetting agent 2%～10%, defoamer 0.01%～2%, thickening agent 0～2%, antifreeze 0～8%, deionized water add to 100%.
Compositions includes following constituent content when making suspension emulsion: active components A 0.5%～50%, active component B0.5%～50%, dispersant 2%～10%, defoamer 0.01%～2%, solvent 1%～15%, thickening agent 0～2%, emulsifying agent 2%～12%, antifreeze 0～8%, deionized water add to 100%.
Compositions comprises following constituent content when making aqueous emulsion: active components A 0.5%～50%, active component B0.5%～50%, solvent 1%～30%, emulsifying agent 1%～15%, antifreeze 0～8%, thickening agent 0～2%, defoamer 0.01%～2%, deionized water supply surplus.
Compositions includes following component and content when making microemulsion: active components A 0.5%～50%, active component B0.5%～50%, emulsifying agent 3%～25%, solvent 1%～10%, antifreeze 0～8%, defoamer 0.01%～2%, deionized water add to 100%.
Compositions includes following constituent content when making microcapsule suspending agent: active components A 0.5%～50%, active component B0.5%～50%, macromolecule cyst material 2%～10%, dispersant 1%～10%, organic solvent 1%～10%, emulsifying agent 1%～7%, defoamer 0.01%～2%, pH adjusting agent 0.01%～5%, deionized water add to 100%.
Compositions includes following constituent content when making microcapsule suspension-suspendinagent agent: active components A 0.5%～50%, active component B0.5%～50%, macromolecule cyst material 2%～10%, dispersant 1%～12%, wetting agent 1%～8%, organic solvent 1%～15%, emulsifying agent 1%～6%, defoamer 0.01%～2%, thickening agent 0～2%, pH adjusting agent 0.01%～5%, deionized water add to 100%.
The wettable powder the key technical indexes of the present invention:
The water dispersible granules the key technical indexes of the present invention:
The suspending agent the key technical indexes of the present invention:
The suspension emulsion the key technical indexes of the present invention:
The aqueous emulsion the key technical indexes of the present invention:
The microemulsion the key technical indexes of the present invention:
The microcapsule suspending agent the key technical indexes of the present invention:
The microcapsule suspension-suspendinagent agent the key technical indexes of the present invention:
It is an advantage of the current invention that:
(1), after captan compounds with nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate, there is obvious potentiation and lasting effect；(2) disease on cereal crops, legume crop, fibre crops, sugar crop, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop all there is greater activity；(3) decrease pesticide usage amount, reduce pesticide residual quantity on crop, alleviate environmental pollution；(4) to person poultry safety, Environmental compatibility is good；And preparation adhesion strength strengthens, resistance of rainwater washing against.
Detailed description of the invention
Below in conjunction with embodiment, further instruction of the present invention, the percentage ratio in embodiment are all weight percentage, but the invention is not limited in this.
Application Example one
Embodiment 1～12 wettable powder
By captan, active component B, dispersant, wetting agent, filler mix homogeneously in mixed cylinder, remix uniformly after jet mill is pulverized, can be prepared by wettable powder product of the present invention, be specifically shown in Table 1.
Table 1 embodiment 1～12 each component and weight portion
Embodiment 13～24 water dispersible granules
Captan, active component B, dispersant, wetting agent, disintegrating agent, filler etc. are obtained through comminution by gas stream together the particle diameter needed, adds other auxiliary agents such as binding agent (can add and can be not added with), obtain granulation materials.Through in item is quantitatively sent into fluidized bed granulating dryer and granulation and dried, can be prepared by water dispersible granules product of the present invention, be specifically shown in Table 2.
Table 2 embodiment 13～24 each component and weight portion
Embodiment 25～36 suspending agent
By dispersant, wetting agent, defoamer, thickening agent (can add and can be not added with), antifreeze (can add and can be not added with), through high speed shear mix homogeneously, add captan, active component B, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, surplus deionized water is supplied, and can be prepared by suspending agent product of the present invention, is specifically shown in Table 3.
Table 3 embodiment 25～36 each component and weight portion
Embodiment 37～39 suspension emulsion
By dispersant, defoamer, thickening agent (can add and can be not added with), antifreeze (can add and can be not added with) through high speed shear mix homogeneously, add captan, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, preparing captan suspending agent, then by active component B, solvent, emulsifying agent and the various direct emulsifying of auxiliary agent high speed agitator to suspending agent, surplus deionized water is supplied, prepare suspension emulsion product of the present invention, be specifically shown in Table 4.
Table 4 embodiment 37～39 each groups and weight portion
Embodiment 40～48 aqueous emulsion
Captan, active component B, solvent, emulsifying agent are added together, make to be dissolved into homogeneous oil phase；Deionized water, antifreeze (can add and can be not added with), thickening agent (can add and can be not added with), defoamer are mixed, becomes homogeneous aqueous phase.Under high velocity agitation, aqueous phase adding oil phase, surplus deionized water is supplied；Can be prepared by aqueous emulsion product of the present invention, be specifically shown in Table 5.Table 5 embodiment 40～48 each component and weight portion
Embodiment 49～54 microemulsion
Captan, active component B are dissolved in equipped with in the homogenizer of solvent, emulsifying agent, antifreeze (can add and can be not added with), defoamer are joined in the homogenizer equipped with above-mentioned solution, surplus deionized water strongly mixes after supplying and homogenizes, and finally obtains the microemulsion product of the present invention that clear appearance is transparent.Specifically it is shown in Table 6.
Table 6 embodiment 49～54 each component and content
Nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate in table 1～3,5～6 are exchanged, novel formulation can be prepared.
Embodiment 55,56 microcapsule suspending agent
By captan, active component B, macromolecule cyst material, solvent mixing, make to be dissolved into homogeneous oil phase, in a shear condition, oil phase is joined containing emulsifying agent, pH adjusting agent, dispersant aqueous phase solution in, surplus deionized water is supplied, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the present composition finely disseminated microcapsule suspending agent product.Specifically it is shown in Table 7.
Table 7 embodiment 55,56 each component and weight portion
Embodiment 57,58 microcapsule suspension-suspendinagent agent
By active component B, macromolecule cyst material, solvent mixing, make to be dissolved into homogeneous oil phase, oil phase is joined in a shear condition containing emulsifying agent, pH adjusting agent aqueous phase solution in, make finely disseminated microcapsule suspending agent.By dispersant, wetting agent, defoamer, thickening agent (can add and can be not added with) through high speed shear mix homogeneously, add captan, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, preparing suspending agent, then joined by suspending agent in the aqueous phase solution of micro-capsule suspension, deionized water supplies surplus, make the present composition finely disseminated microcapsule suspension-suspendinagent agent product, be specifically shown in Table 8.
Table 8 embodiment 57,58 each component and weight portion
The embodiment of the present invention is the method using Toxicity Determination and field test to combine.First pass through Toxicity Determination, the potentiation ratio (SR) after clear and definite two kinds of medicaments are compounding by a certain percentage, SR ＜ 0.5 is antagonism, 0.5≤SR≤1.5 are summation action, SR ＞ 1.5 is potentiation, on this basis, then carries out field test.
Test method: after prerun determines each medicament effective inhibition concentration scope, medicament is set 5 dosage respectively and processes by active constituent content, if clear water comparison.Carry out with reference to " farm-chemical indoor determination test rule antibacterial ", use mycelial growth rate method to measure the medicament virulence to crop pathogenic bacteria.Measure colony diameter by decussation 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) is converted into logarithm value (x), try to achieve virulence regression equation (y=a+bx) with method of least square, and thus calculate the EC of every kind of medicament50Value.Calculating two medicaments different ratio synergy 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 potentiation.Computing formula is as follows:
Wherein: a, b are respectively the ratio that active components A is shared in combination with active component B；
A is captan；
B plants selected from one of nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate.
Application Example two:
For examination disease: cucumber downy mildew；Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd.；EXPERIMENTAL DESIGN: determine captan and the former medicine of nonylphenolsulfonate copper and effective lethasl concentration scope of the two different ratio mixture through pilot study.
Toxicity test result
Table 9 captan toxicity test analysis of results table to cucumber downy mildew compounding with nonylphenolsulfonate copper
As shown in Table 9, captan and nonylphenolsulfonate copper proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of cucumber downy mildew, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of captan and nonylphenolsulfonate copper is in 1 30～30 1, potentiation is the most prominent, and potentiation ratio is all more than 2.30.Test through applicant and find that captan is 30:1,20:1,15:1,10:1,8:1,6:1,5:1,4:1,3:1,2:1,3:2,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:15,1:20,1:30 with the optimum ratio of nonylphenolsulfonate copper, especially when captan and nonylphenolsulfonate copper weight ratio are 3:2, potentiation ratio is maximum, and potentiation is the most obvious.
Application Example three:
For examination disease: leaf muld of tomato；Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd.；EXPERIMENTAL DESIGN: determine captan and the former medicine of Cupravit or effective inhibition concentration scope of different ratio mixture both it through pilot study.
Toxicity test result
Table 10 captan toxicity test analysis of results table to leaf muld of tomato compounding with Cupravit
As shown in Table 10, captan and Cupravit proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of leaf muld of tomato, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of captan and Cupravit is in 1 25～30 1, potentiation becomes apparent from highlighting, and potentiation ratio is all more than 2.25.Test through applicant and find that captan is 30:1,20:1,15:1,14:1,13:1,12:1,11:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:15,1:20,1:25 with the optimum ratio of Cupravit, especially when captan and Cupravit weight ratio are 2:1, potentiation ratio is maximum, and potentiation is the most obvious.
Application Example four:
For examination disease: angular leaf spot of cucumber；Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd.；EXPERIMENTAL DESIGN: determine captan and the former medicine of tiger glue adipic acid copper or effective inhibition concentration scope of different ratio mixture both it through pilot study.
Toxicity test result
Table 11 captan toxicity test analysis of results table to angular leaf spot of cucumber compounding with tiger glue adipic acid copper
As shown in Table 11, captan and tiger glue adipic acid copper proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of angular leaf spot of cucumber, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of captan and tiger glue adipic acid copper is in 1 25～30 1, potentiation becomes apparent from highlighting, and potentiation ratio is all more than 2.30.Test through applicant and find that captan is 30:1,20:1,15:1,14:1,13:1,12:1,11:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:15,1:20,1:25 with the optimum ratio of tiger glue adipic acid copper, especially when captan and tiger glue adipic acid copper weight ratio are 2:1, potentiation ratio is maximum, and potentiation is the most obvious.
Application Example five:
For examination disease: mandarin tree Peptic Ulcers；Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd.；EXPERIMENTAL DESIGN: determine captan and the former medicine of copper acetate or effective inhibition concentration scope of different ratio mixture both it through pilot study.
Toxicity test result
Table 12 captan toxicity test analysis of results table to mandarin tree Peptic Ulcers compounding with copper acetate
As shown in Table 12, captan and copper acetate proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of mandarin tree Peptic Ulcers, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of captan and copper acetate is in 1 30～35 1, potentiation becomes apparent from highlighting, and potentiation ratio is all more than 2.25.Test through applicant and find that captan is 35:1,30:1,20:1,18:1,17:1,16:1,15:1,14:1,13:1,12:1,11:1,10:1,9:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:15,1:20,1:25,1:30 with the optimum ratio of copper acetate, especially when captan and copper acetate weight ratio are 5:1, potentiation ratio is maximum, and potentiation is the most obvious.
Find through test: after captan and active component B are compounding, the preventing and treating to the leaf mold in various crop, gray mold, epidemic disease, anthrax, scab, ring spot, downy mildew, Peptic Ulcers, leaf spot, angular leaf spot, false smut, damping off, spot defoliation, white rot, rust, droop, virosis, damping-off or root rot has obvious potentiation, potentiation ratio SR to be all higher than 1.5；nullApplicant tests discovery captan and Thiodiazole-copper、The gloomy copper of thiophene、Copper 8-hydroxyquinolinate、Copper rosinate、Copper hydrate is at 30:1、20:1、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、4:1、3:1、2:1、1:1、1:2、1:3、1:4、1:5、1:6、1:8、1:15、1:20、1:25、Leaf mold is prevented and treated in the range of 1:30、Gray mold、Epidemic disease、Anthrax、Scab、Ring spot、Downy mildew、Peptic Ulcers、Leaf spot、Angular leaf spot、False smut、Damping off、Spot defoliation、White rot、Rust、Droop、Virosis、Damping-off or root rot preventing and treating have obvious potentiation，Potentiation ratio SR is all higher than 1.5.
Effect experiment part: test medicine is researched and developed by Shanxi Thompson Biological Technology Co., Ltd., provided, comparison medicament 50% captan wettable powder (autogamy), 30% nonylphenolsulfonate copper microemulsion (autogamy), 30% Cupravit suspending agent (autogamy), 30% tiger glue adipic acid copper suspending agent (autogamy), 20% copper acetate water dispersible granules (autogamy).
Application Example six captan and active component B and compounding prevent and treat the leaf muld of tomato test of pesticide effectiveness
This test arrangement, at Xian District, Shanxi Province suburban area, investigates leaf muld of tomato disease index before medicine, in disease early period of origination dispenser, within after dispenser 3 days, 10 days, 20 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 13 captan and active component B and compounding prevent and treat the leaf muld of tomato test of pesticide effectiveness
As can be seen from Table 13, leaf muld of tomato can be effectively prevented and treated after captan is compounding with active component B, test after discovery captan compounds with active component B through applicant and also can effectively prevent and treat tomato virus disease, rust, damping off, gray mold, droop, damping-off, epidemic disease, prevention effect is above 96%, it is 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 seven captan and active component B and the compounding preventing and treating cucumber downy mildew test of pesticide effectiveness thereof
This test arrangement, at Xian District, Shanxi Province suburban area, investigates cucumber downy mildew disease index before medicine, in disease early period of origination dispenser, within after dispenser 5 days, 15 days, 30 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 14 captan and active component B and the compounding preventing and treating cucumber downy mildew test of pesticide effectiveness thereof
As can be seen from Table 14, cucumber downy mildew can be effectively prevented and treated after captan is compounding with active component B, test after discovery captan compounds with active component B through applicant and also can effectively prevent and treat scab of cucumber, rust, droop, angular leaf spot, downy mildew, prevention effect is above 96%, it is 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 eight captan and active component B and the compounding preventing and treating rice green smut test of pesticide effectiveness thereof
This test arrangement, in Hanzhong City suburb, Shaanxi Province, investigates rice green smut disease index before medicine, in disease early period of origination dispenser, within after dispenser 10 days, 20 days, 30 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 15 captan and active component B and the compounding preventing and treating rice green smut test of pesticide effectiveness thereof
As can be seen from Table 15, captan and active component B and compounding preventing and treating rice green smut thereof, test through applicant and find that captan and active component B also can effectively prevent and treat rice seedling blight, anthrax after compounding, and prevention effect is above 96%, it is 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 captan and active component B and the compounding preventing and treating pepper anthracnose test of pesticide effectiveness thereof
This test arrangement, at Xian District, Shanxi Province suburban area, investigates pepper anthracnose disease index before medicine, in disease early period of origination dispenser, within after dispenser 1 day, 5 days, 15 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 16 captan and active component B and the compounding preventing and treating pepper anthracnose test of pesticide effectiveness thereof
As can be seen from Table 16, pepper anthracnose can be effectively prevented and treated after captan is compounding with active component B, test after discovery captan compounds with active component B through applicant and also can effectively prevent and treat pepper virus disease, root rot, gray mold, prevention effect is above 96%, it is 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 captan and active component B and the compounding preventing and treating mandarin tree Peptic Ulcers test of pesticide effectiveness thereof
This test arrangement, in Hanzhong City Chenggu County, Shaanxi Province, investigates mandarin tree Peptic Ulcers disease index before medicine, in disease early period of origination dispenser, within after dispenser 3 days, 10 days, 20 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 17 captan and active component B and the compounding preventing and treating mandarin tree Peptic Ulcers test of pesticide effectiveness thereof
As can be seen from Table 17, can effectively prevent and treat mandarin tree Peptic Ulcers after captan is compounding with active component B, test after discovery captan compounds with active component B through applicant and also can effectively prevent and treat mandarin tree anthrax, prevention effect is above 96%, it is 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 captan and active component B and the compounding preventing and treating apple tree ring spot test of pesticide effectiveness thereof
This test arrangement, at Shaanxi Province's Weinan City Baishui County, investigates apple tree ring spot disease index before medicine, in disease early period of origination dispenser, within after dispenser 5 days, 15 days, 30 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 18 captan and active component B and the compounding preventing and treating apple tree ring spot test of pesticide effectiveness thereof
As can be seen from Table 18, energy effectively preventing and treating apple-tree ring spot after captan is compounding with active component B, through applicant test discovery captan and active component B compounding after also can effectively preventing and treating apple-tree root rot, scab, leaf spot, prevention effect is above 95%, it is better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
After draw through tests different local throughout the country, after captan and active component B, Thiodiazole-copper, the gloomy copper of thiophene, copper 8-hydroxyquinolinate, copper rosinate, Copper hydrate are compounding to the preventive effect of the Common Diseases such as the leaf mold in various crop, gray mold, epidemic disease, anthrax, scab, ring spot, downy mildew, Peptic Ulcers, leaf spot, angular leaf spot, false smut, damping off, spot defoliation, white rot, rust, droop, virosis, damping-off or root rot all more than 95%, being better than single dose preventive effect, potentiation is obvious.
Claims (6)
1., containing a bactericidal composition for captan with copper agent, effective active composition is activity
Composition A and active component B, it is characterised in that: active components A and active component B weight
Ratio is 1 80～80 1, and described active components A is captan, and active component B is selected from
One of nonylphenolsulfonate copper, Cupravit, tiger glue adipic acid copper, copper acetate are planted.
Bactericidal composition containing captan Yu copper agent the most according to claim 1, its
It is characterised by: active components A is 1 60～60 1 with the weight ratio of active component B.
Bactericidal composition containing captan Yu copper agent the most according to claim 2, its
It is characterised by:
Captan is 1 30～30 1 with the weight ratio of nonylphenolsulfonate copper；
Captan is 1 25～30 1 with the weight ratio of Cupravit；
Captan is 1 25～30 1 with the weight ratio of tiger glue adipic acid copper；
Captan is 1 30～35 1 with the weight ratio of copper acetate.
Killing containing captan and copper agent the most according to any one of claim 1 to 3
Bacteria composition, it is characterised in that: compositions makes wettable powder, water dispersible granules, suspension
Agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent or microcapsule suspension-suspendinagent agent.
Bactericidal composition containing captan with copper agent the most according to claim 4 is used for
The purposes of disease on preventing and treating crops.
Bactericidal composition containing captan Yu copper agent the most according to claim 5, its
Be characterised by: described disease be leaf mold, gray mold, epidemic disease, anthrax, scab,
Ring spot, downy mildew, Peptic Ulcers, leaf spot, angular leaf spot, false smut, damping off, speckle
Defoliation, white rot, rust, droop, virosis, damping-off or root rot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510028342.9A CN105851058A (en) | 2015-01-21 | 2015-01-21 | Sterilization composition containing captan and copper preparation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106689158A (en) * | 2016-12-30 | 2017-05-24 | 陕西省蒲城美尔果农化有限责任公司 | Bacterial composition containing copper quinolate and captan |
| CN108184875A (en) * | 2017-12-28 | 2018-06-22 | 柳州市惠农化工有限公司 | A kind of composition containing copper rosinate and captan, preparation method and applications |
| CN108849948A (en) * | 2018-08-01 | 2018-11-23 | 浙江东风化工有限公司 | A kind of bactericidal composition containing captan Yu the gloomy copper of thiophene |
| WO2020245384A1 (en) * | 2019-06-05 | 2020-12-10 | UPL Corporation Limited | Fungicide composition for controlling zymoseptoria infection in plant |
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| CN106689158A (en) * | 2016-12-30 | 2017-05-24 | 陕西省蒲城美尔果农化有限责任公司 | Bacterial composition containing copper quinolate and captan |
| CN108184875A (en) * | 2017-12-28 | 2018-06-22 | 柳州市惠农化工有限公司 | A kind of composition containing copper rosinate and captan, preparation method and applications |
| CN108849948A (en) * | 2018-08-01 | 2018-11-23 | 浙江东风化工有限公司 | A kind of bactericidal composition containing captan Yu the gloomy copper of thiophene |
| WO2020245384A1 (en) * | 2019-06-05 | 2020-12-10 | UPL Corporation Limited | Fungicide composition for controlling zymoseptoria infection in plant |
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