CN105815314A - Sterilization composition containing metrafenone and strobilurin - Google Patents
Sterilization composition containing metrafenone and strobilurin Download PDFInfo
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- CN105815314A CN105815314A CN201610221177.3A CN201610221177A CN105815314A CN 105815314 A CN105815314 A CN 105815314A CN 201610221177 A CN201610221177 A CN 201610221177A CN 105815314 A CN105815314 A CN 105815314A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/44—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
- A01N37/50—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids the nitrogen atom being doubly bound to the carbon skeleton
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N35/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical
- A01N35/04—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical containing aldehyde or keto groups, or thio analogues thereof, directly attached to an aromatic ring system, e.g. acetophenone; Derivatives thereof, e.g. acetals
Abstract
The invention discloses a sterilization composition containing metrafenone and strobilurin. The sterilization composition contains an active component A and an active component B, wherein the active component A is selected from the metrafenone; the active component B is selected from any one of the following compounds: azoxystrobin, Kresoxim-methyl, dimoxystrobin and orysastrobin; the weight ratio of the active component A to the active component B is (1:80) to (80:1). The composition disclosed by the invention has a synergistic effect on varied diseases damaging agricultural production, and according to the composition, the formulation rate of pesticides is reduced, the residue quantity of the pesticides on crops is reduced, and environmental pollution is alleviated; the sterilization composition is safe to people and livestock, and good in environment compatibility, and diseases are not liable to generate drug resistance.
Description
The application is divisional application, and original application is the patent application " a kind of bactericidal composition containing metrafenone Yu methoxy acrylic " of Shaanxi Meibang Pesticide Co., Ltd., and the Application No. 201210535240.2 of original application, original application day is 2012.12.12.
Technical field
The invention belongs to technical field of pesticide, relate to the application on corps diseases of a kind of bactericidal composition containing metrafenone and methoxy acrylic.
Background technology
Metrafenone (metrafenone), molecular formula: C19H21BrO5, it is the Benzophenones antibacterial of BASF Aktiengesellschaft's exploitation, is mainly used in preventing and treating powdery mildew.
Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin belong to methoxy acrylic bactericide, are widely used in the disease of crops.
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 sterilization is all additive effect, really have potentiation compounding seldom, especially potentiation clearly, the highest compounding the most less of potentiation ratio.Study through inventor, good potentiation after finding to compound metrafenone with Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin, can be produced, and the openest with the relevant report that Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin compound about metrafenone.
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 metrafenone Yu methoxy acrylic.
The bactericidal composition containing metrafenone Yu methoxy acrylic 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 selected from metrafenone, active component B plants selected from one of Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin, and active components A and the preferred weight ratio of active component B are 1 50～50 1；More preferably metrafenone is 1 30～10 1 with the weight ratio of Fluoxastrobin, and metrafenone is 1 20～10 1 with the weight ratio of kresoxim-methyl or dimoxystrobin or orysastrobin；Most preferably metrafenone is 1 15～5 1 with the weight ratio of Fluoxastrobin, and metrafenone is 1 8～4 1 with the weight ratio of kresoxim-methyl or dimoxystrobin or orysastrobin.
The bactericidal composition containing metrafenone with methoxy acrylic that the present invention proposes 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 includes downy mildew, powdery mildew, epidemic disease, leaf mold, shot hole, scab, peronospora tabacina, anthrax, spot defoliation, rust, rice blast, banded sclerotial blight, brown spot.
Active components A, the weight ratio of active component B are 1 80～80 1.Generally in compositions weight percentage is gross weight 0.5%～the 90% of active component, it is preferably 5%～80%.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%～80%, preferably 10%～80%.
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 in any sterilization 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 1%～80%, active component B1%～80%, dispersant 2%～10%, wetting agent 2%～10%, filler surplus.
Compositions includes following constituent content when making water dispersible granules: active components A 1%～80%, active component B1%～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 comprises following constituent content when making microemulsion: active components A 0.5%～50%, active component B0.5%～50%, solvent 1%～30%, emulsifying agent 3%～25%, antifreeze 0～8%, defoamer 0.01%～2%, deionized water supply surplus.
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 metrafenone compounds with Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin, 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 metrafenone, 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
Metrafenone, 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 metrafenone, 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 37～40 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 metrafenone, ball milling 2～3 hours in ball mill, make diameter of particle all below 5 μm, preparing metrafenone 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 37～40 each component and weight portion
Embodiment 41～48 aqueous emulsion
Metrafenone, 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 47～48 each component and weight portion
Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin in table 1～5 are exchanged, novel formulation can be prepared.
Embodiment 49～51 microemulsion
Metrafenone, active component B, solvent, emulsifying agent, antifreeze (can add and can be not added with), defoamer are sufficiently mixed the most transparent oil phase, under agitation it is slowly added into deionized water, form Water in Oil emulsion, the most agitated heating, it is allowed to rapid phase inversion and becomes oil-in-water type, being cooled to room temperature and make up to balance, through filtering, surplus deionized water is supplied；Can be prepared by microemulsion product of the present invention, be specifically shown in Table 6.
Table 6 embodiment 67～69 each component and weight portion
Embodiment 52,53 microcapsule suspending agent
By metrafenone, 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 52,53 each component and weight portion
Embodiment 54,55 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 metrafenone, 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 54,55 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 metrafenone；
B plants selected from one of Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin.
Application Example two:
For examination disease: powdery mildew of cucumber
Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd..
EXPERIMENTAL DESIGN: determine metrafenone and the former medicine of Fluoxastrobin and effective inhibition concentration scope of the two different ratio mixture through pilot study.
Toxicity test result
Table 9 metrafenone and the azoxystrobin compound toxicity test analysis of results table to powdery mildew of cucumber
As shown in Table 9, metrafenone and Fluoxastrobin proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of powdery mildew of cucumber, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of metrafenone and Fluoxastrobin is in 1 30～10 1, potentiation is the most prominent, and potentiation ratio is all more than 2.25.Test through applicant and find that metrafenone is 10:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:10,1:13,1:15,1:20,1:25,1:30 with the optimum ratio of Fluoxastrobin, especially when metrafenone and Fluoxastrobin weight ratio are 1:3, potentiation ratio is maximum, and potentiation is the most obvious.
Application Example three
For examination disease: wheat powdery mildew
Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd..
EXPERIMENTAL DESIGN: determine metrafenone and the former medicine of kresoxim-methyl and effective inhibition concentration scope of the two different ratio mixture through pilot study.
Table 10 metrafenone toxicity test analysis of results table to wheat powdery mildew compounding with kresoxim-methyl
As shown in Table 10, metrafenone and kresoxim-methyl proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of wheat powdery mildew, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of metrafenone and kresoxim-methyl is in 1 20～10 1, potentiation is the most prominent, and potentiation ratio is all more than 2.30.Test through applicant and find that metrafenone is 10:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:10,1:12,1:15,1:20 with the optimum ratio of kresoxim-methyl, especially when metrafenone and kresoxim-methyl weight ratio are 1:2, potentiation ratio is maximum, and potentiation is the most obvious.
Application Example four
For examination disease: Chinese cabbage downy mildew
Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd..
EXPERIMENTAL DESIGN: determine metrafenone and the former medicine of dimoxystrobin and effective inhibition concentration scope of the two different ratio mixture through pilot study.
Table 11 metrafenone toxicity test analysis of results table to Chinese cabbage downy mildew compounding with dimoxystrobin
As shown in Table 11, metrafenone and dimoxystrobin proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of Chinese cabbage downy mildew, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of metrafenone and dimoxystrobin is in 1 20～10 1, potentiation is the most prominent, and potentiation ratio is all more than 2.25.Test through applicant and find that metrafenone is 10:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:10,1:12,1:15,1:20 with the optimum ratio of dimoxystrobin, especially when metrafenone and dimoxystrobin weight ratio are 1:2, potentiation ratio is maximum, and potentiation is the most obvious.
Application Example five
For examination disease: rice sheath blight disease
Test medicine is provided by Shanxi Thompson Biological Technology Co., Ltd..
EXPERIMENTAL DESIGN: determine metrafenone and the former medicine of orysastrobin and effective inhibition concentration scope of the two different ratio mixture through pilot study.
Table 12 metrafenone toxicity test analysis of results table to rice sheath blight disease compounding with orysastrobin
As shown in Table 12, metrafenone and orysastrobin proportioning are all higher than 1.5 when 1 80～80 1 to the potentiation ratio SR of rice sheath blight disease, illustrate that both all show potentiation at mixture in the range of 1 80～80 1, when the proportioning of metrafenone and orysastrobin is in 1 20～10 1, potentiation is the most prominent, and potentiation ratio is all more than 2.25.Test through applicant and find that metrafenone is 10:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:8,1:10,1:12,1:15,1:20 with the optimum ratio of orysastrobin, especially when metrafenone and orysastrobin weight ratio are 1:2, potentiation ratio is maximum, and potentiation is the most obvious.
Find through test: after metrafenone is compounding with active component B, have obvious potentiation, potentiation ratio SR to be all higher than 1.5 the downy mildew in various crop, powdery mildew, epidemic disease, leaf mold, shot hole, scab, peronospora tabacina, anthrax, spot defoliation, rust, rice blast, banded sclerotial blight, the preventing and treating of brown spot.
Effect experiment part: test medicine is researched and developed by Shanxi Thompson Biological Technology Co., Ltd., provided, comparison medicament 20% metrafenone suspending agent (autogamy), 250 grams per liters Fluoxastrobin suspending agent (commercial), 30% kresoxim-methyl wettable powder (commercial), 20% dimoxystrobin wettable powder (autogamy), 20% orysastrobin wettable powder (autogamy).
Application Example six metrafenone and active component B and compounding prevent and treat the powdery mildew of cucumber test of pesticide effectiveness
This test arrangement, at Xian District, Shanxi Province suburban area, investigates powdery mildew of cucumber 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 13 metrafenone and active component B and compounding prevent and treat the powdery mildew of cucumber test of pesticide effectiveness
As can be seen from Table 13, can effectively prevent and treat powdery mildew of cucumber after metrafenone is compounding with active component B, test after discovery metrafenone compounds with active component B through applicant and can also effectively prevent and treat cucumber downy mildew, 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 metrafenone and active component B and the compounding preventing and treating tomato blight test of pesticide effectiveness thereof
This test arrangement, at Xian District, Shanxi Province suburban area, investigates tomato blight 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 14 metrafenone and active component B and the compounding preventing and treating tomato blight test of pesticide effectiveness thereof
As can be seen from Table 14, can effectively prevent and treat tomato blight after metrafenone is compounding with active component B, test after discovery metrafenone compounds with active component B through applicant and can also effectively prevent and treat leaf muld of tomato, 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 metrafenone and active component B and the compounding preventing and treating rice blast test of pesticide effectiveness thereof
This test arrangement, in Hanzhong City suburb, Shaanxi Province, investigates rice blast 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 15 metrafenone and active component B and the compounding preventing and treating rice blast test of pesticide effectiveness thereof
As can be seen from Table 15, metrafenone and active component B and compounding preventing and treating rice blast thereof, test through applicant and find that metrafenone and active component B can also effectively prevent and treat rice sheath blight disease after compounding, and 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.
Application Example nine metrafenone and active component B and the compounding preventing and treating pear scab test of pesticide effectiveness thereof
This test arrangement, in Weinan City Pucheng County, Shaanxi Province, investigates pear scab 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 16 metrafenone and active component B and the compounding preventing and treating pear scab test of pesticide effectiveness thereof
As can be seen from Table 16, can effectively prevent and treat pear scab after metrafenone is compounding with active component B, test after discovery metrafenone compounds with active component B through applicant and can also effectively prevent and treat pear tree rust, brown 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.
Application Example ten metrafenone and active component B and the compounding preventing and treating wheat powdery mildew test of pesticide effectiveness thereof
This test arrangement, in Chencang District, Baoji, Shaanxi province city, investigates wheat powdery mildew 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 17 metrafenone and active component B and the compounding preventing and treating wheat powdery mildew test of pesticide effectiveness thereof
As can be seen from Table 17, can effectively prevent and treat wheat powdery mildew after metrafenone is compounding with active component B, test after discovery metrafenone compounds with active component B through applicant and can also effectively prevent and treat wheat sharp eyespot, rust, 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.
Application Example 11 metrafenone and active component B and the compounding preventing and treating uncinula necator test of pesticide effectiveness thereof
This test arrangement, in Weinan City Dali County, Shaanxi Province, investigates uncinula necator disease index before medicine, in disease early period of origination dispenser, within after dispenser 7 days, 14 days, 25 days, investigate disease indexes and calculate preventive effect.Result of the test is as follows:
Table 18 metrafenone and active component B and the compounding preventing and treating uncinula necator test of pesticide effectiveness thereof
As can be seen from Table 18, can effectively prevent and treat uncinula necator after metrafenone is compounding with active component B, test after discovery metrafenone compounds with active component B through applicant and can also effectively prevent and treat downy mildew of garpe, 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.
After draw through tests different local throughout the country, after metrafenone and Fluoxastrobin, kresoxim-methyl, dimoxystrobin, orysastrobin are compounding to the preventive effect of the Common Diseases such as the downy mildew in various crop, powdery mildew, epidemic disease, leaf mold, shot hole, scab, peronospora tabacina, anthrax, spot defoliation, rust, rice blast, banded sclerotial blight, brown spot all more than 95%, being better than single dose preventive effect, potentiation is obvious.
Claims (6)
1. the bactericidal composition containing metrafenone with methoxy acrylic, effective active composition is active components A and active component B, it is characterized in that: active components A and active component B weight ratio are 1 80～60 1, described active components A is selected from metrafenone, and active component B plants selected from one of dimoxystrobin, orysastrobin.
Bactericidal composition containing metrafenone Yu methoxy acrylic the most according to claim 1, it is characterised in that: active components A is 1 60～40 1 with the weight ratio of active component B.
Bactericidal composition containing metrafenone Yu methoxy acrylic the most according to claim 2, it is characterised in that:
Metrafenone is 1 20～10 1 with the weight ratio of dimoxystrobin or orysastrobin.
Bactericidal composition containing metrafenone Yu methoxy acrylic the most according to any one of claim 1 to 3, it is characterised in that: compositions makes wettable powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent or microcapsule suspension-suspendinagent agent.
Bactericidal composition containing metrafenone with methoxy acrylic the most according to claim 4 is used for preventing and treating the purposes of disease on crops.
Purposes the most according to claim 5, it is characterised in that described disease includes: powdery mildew, downy mildew, epidemic disease, leaf mold, shot hole, scab, peronospora tabacina, anthrax, spot defoliation, rust, rice blast, banded sclerotial blight or brown spot.
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| CN201610221177.3A CN105815314B (en) | 2012-12-12 | 2012-12-12 | A kind of bactericidal composition containing metrafenone and methoxy acrylic |
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| CN201210535240.2A CN103858884A (en) | 2012-12-12 | 2012-12-12 | Sterilization composition containing metrafenone and methoxy acrylate |
| CN201610221177.3A CN105815314B (en) | 2012-12-12 | 2012-12-12 | A kind of bactericidal composition containing metrafenone and methoxy acrylic |
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| CN201210535240.2A Division CN103858884A (en) | 2012-12-12 | 2012-12-12 | Sterilization composition containing metrafenone and methoxy acrylate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1023834A1 (en) * | 1999-01-29 | 2000-08-02 | American Cyanamid Company | Fungicidal mixtures |
| WO2001080643A1 (en) * | 2000-04-26 | 2001-11-01 | Syngenta Participations Ag | Fungicidal compositions |
| WO2002067679A1 (en) * | 2001-02-19 | 2002-09-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
| CN1874680A (en) * | 2003-10-31 | 2006-12-06 | 石原产业株式会社 | Bactericide composition and method for controlling plant disease |
| CN101080170A (en) * | 2004-12-20 | 2007-11-28 | 巴斯福股份公司 | Method for preventing and controlling fungi disease in leguminous plants |
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2012
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1023834A1 (en) * | 1999-01-29 | 2000-08-02 | American Cyanamid Company | Fungicidal mixtures |
| WO2001080643A1 (en) * | 2000-04-26 | 2001-11-01 | Syngenta Participations Ag | Fungicidal compositions |
| WO2002067679A1 (en) * | 2001-02-19 | 2002-09-06 | Basf Aktiengesellschaft | Fungicidal mixtures |
| CN1874680A (en) * | 2003-10-31 | 2006-12-06 | 石原产业株式会社 | Bactericide composition and method for controlling plant disease |
| CN101080170A (en) * | 2004-12-20 | 2007-11-28 | 巴斯福股份公司 | Method for preventing and controlling fungi disease in leguminous plants |
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| CN105815314B (en) | 2018-08-03 |
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Address after: 715500 Pucheng high tech Industrial Development Zone, Weinan, Shaanxi Patentee after: Shaanxi Mei Bang Pharmaceutical Group Limited by Share Ltd Address before: 715500 Industrial Park of Agrochemical Base, Pucheng County, Weinan City, Shaanxi Province Patentee before: Shaanxi Meibang Pesticide Co., Ltd. |