CN103621549A - Mite-killing composition - Google Patents

Mite-killing composition Download PDF

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CN103621549A
CN103621549A CN201210305705.5A CN201210305705A CN103621549A CN 103621549 A CN103621549 A CN 103621549A CN 201210305705 A CN201210305705 A CN 201210305705A CN 103621549 A CN103621549 A CN 103621549A
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mite
spiromesifen
active component
weight ratio
miticide composition
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CN103621549B (en
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张伟
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Shaanxi Meibang Pesticide Co Ltd
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Shaanxi Meibang Pesticide Co Ltd
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Abstract

The invention discloses a mite-killing composition. The mite-killing composition comprises an active component A and an active component B. The active component A is selected from spiromesifen. The active component B is one compound freely selected from clofentezine, azacyclotin, fenbutatin oxide, flutenzine and bromopropylate. The weight ratio of the active component A to the active component B is 1:80-60:1. The mite-killing composition can be used for the control a plurality of harmful mites and has obvious synergistic effects. The mite-killing composition is capable of reducing the using amount of pesticides, reducing the quantity of pesticide residual on crops, and reducing the environment pollution.

Description

A kind of miticide composition
Technical field
The invention belongs to technical field of pesticide, relate to the application of a kind of miticide composition on crop evil mite.
Technical background
Spiromesifen (Spiromesifen) molecular formula: C 23h 30o 4.The mechanism of action of Spiromesifen is the growth that affects aleyrodid and acarid, disturb the biosynthesis of its liposome, especially larval stage is had to good activity, can also produce ovarian duct closure function simultaneously, the fertility that reduces acarid and adult whitefly, greatly reduces the quantity of laying eggs.
Yet in the real process of agricultural production, the problem that control evil mite the most easily produces is the drug-fast generation of evil mite.Different cultivars composition carries out composite, is to prevent and treat the very common method of resistance evil mite.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 very obviously, co-toxicity coefficient very high composite just still less.Through inventor's research, after discovery is composite by Spiromesifen and clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, can produce good synergistic effect, and not yet open about the composite relevant report of Spiromesifen and clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine.
Summary of the invention
The object of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect is good miticide composition.
A kind of miticide composition, contain active components A and active component B, active components A and active component B weight ratio are 1 ︰ 80 ~ 60 ︰ 1, and described active components A is selected from Spiromesifen, and active component B is selected from a kind of in clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine; Active components A and the preferred weight ratio of active component B are 1 ︰ 60 ~ 40 ︰ 1; More preferably the weight ratio of Spiromesifen and clofentezine is 1 ︰ 30 ~ 20 ︰ 1, the weight ratio of Spiromesifen and azacyclotin is 1 ︰ 25 ~ 10 ︰ 1, the weight ratio of Spiromesifen and fenbutatin oxide is 1 ︰ 25 ~ 10 ︰ 1, the weight ratio of Spiromesifen and fluorine mite piperazine is 1 ︰ 20 ~ 20 ︰ 1, and the weight ratio of Spiromesifen and fenisobromolate is 1 ︰ 30 ~ 10 ︰ 1; The weight ratio that most preferably is Spiromesifen and clofentezine is 1 ︰ 15 ~ 10 ︰ 1, the weight ratio of Spiromesifen and azacyclotin is 1 ︰ 15 ~ 5 ︰ 1, the weight ratio of Spiromesifen and fenbutatin oxide is 1 ︰ 15 ~ 5 ︰ 1, the weight ratio of Spiromesifen and fluorine mite piperazine is 1 ︰ 10 ~ 10 ︰ 1, and the weight ratio of Spiromesifen and fenisobromolate is 1 ︰ 20 ~ 5 ︰ 1; .
Composition pesticide of the present invention can be processed into acceptable formulation on any agricultural chemicals on demand, and wherein preferred dosage form is wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
Described composition pesticide is for preventing and treating the application of crops evil mite, and described crops comprise cereal crops, legume crop, oil crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, flowers crop, medicinal crop, raw material crop, green manure pasture crop; Described harmful mite comprises two spotted spider mite, Tetranychus urticae, Tetranychus cinnabarinus, Mite, tetranychus viennensis, Panonychus citri, beginning tetranychid, wheat circle mite, yellow spider, knurl tick, blister mite, refreshing Ze Shi tetranychid, acaphylla theae, tomato goitre mite, rust mite, cotton spider mites, tetranychus telarius.
The amount of application when content of active component depends on independent use in the present composition, also depends on mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound, and also to do harm to mite relevant with target simultaneously.Conventionally in composition, the weight percentage of active component is gross weight 2%~90%, is preferably 5%~80%.According to different preparation types, active component content scope is different.Conventionally, liquid preparation contains 1%~60% active substance by weight, is preferably 5%~50%; Solid pharmaceutical preparation contains 5%~80% active substance by weight, is preferably 10%~80%.
In miticide composition of the present invention, at least contain a kind of surfactant, the dispersion of active component in water while being beneficial to use.Surface-active contents is 2%~30% of total formulation weight amount, and surplus is solid or liquid diluent.
Miticide composition of the present invention can be by user before use through dilution or directly use.Its preparation can be prepared by processing method known in those skilled in the art, after being about to active component and mixing with liquid flux or solid carrier, then adds surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc.In preparation, can also contain antifreeze known in those skilled in the art etc.
When making wetting powder, composition comprises following component and content: active components A 1% ~ 60%, active component B 1% ~ 80%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
When making water dispersible granules, composition comprises following component and content: active components A 1% ~ 60%, active component B 1% ~ 80%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
When making suspending agent, composition comprises following component and content: active components A 1% ~ 50%, active component B 1% ~ 50%, dispersant 1% ~ 10%, wetting agent 1% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making suspension emulsion, composition comprises following component and content: active components A 1% ~ 50%, active component B 1% ~ 50%, emulsifier 1% ~ 10%, dispersant 1% ~ 10%, solvent 0 ~ 20%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making microemulsion, composition comprises following component and content: active components A 1% ~ 50%, active component B1% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 10%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making aqueous emulsion, composition comprises following component and content: active components A 1% ~ 50%, active component B 1% ~ 50%, solvent 1% ~ 20%, emulsifier 1% ~ 12%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, deionized water add to 100%.
When making microcapsule suspending agent, composition comprises following component and content: active components A 1% ~ 50%, active component B1% ~ 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%.
When making microcapsule suspension-suspending agent, composition comprises following component and content: active components A 1% ~ 50%, active component B1% ~ 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:
Figure BDA00002056858700041
Water dispersible granules the key technical indexes of the present invention:
Figure BDA00002056858700051
Suspending agent the key technical indexes of the present invention:
Figure BDA00002056858700052
Suspension emulsion the key technical indexes of the present invention:
Figure BDA00002056858700053
Microemulsion the key technical indexes of the present invention:
Figure BDA00002056858700054
Aqueous emulsion the key technical indexes of the present invention:
Figure BDA00002056858700055
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension-suspending agent the key technical indexes of the present invention:
Figure BDA00002056858700061
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, thereby minimizing agricultural chemicals dosage, when reducing peasant's drug cost, reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (2) between kind, structure differs larger, thereby can delay the resistance generation and development of single dose; (3) expanded and killed mite spectrum, the two spotted spider mite on crops, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, refreshing Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, tetranychus telarius have been had to greater activity; (4), to person poultry safety, Environmental compatibility is good; And preparation adhesion strength strengthens, resistance of rainwater washing against.
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
Embodiment 1~14 wetting powder
Spiromesifen, active component B, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, can be made into wetting powder product of the present invention.Specifically in Table 1.
Table 1 embodiment 1~14 each component and content
Figure BDA00002056858700071
Embodiment 15~28 water dispersible granules
Spiromesifen, active component B, dispersant, wetting agent, binding agent (can add and can not add), disintegrant, filler are obtained to the particle diameter of needs together through air-flow crushing, obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, make water dispersible granules product of the present invention.Specifically in Table 2.
Table 2 embodiment 15~28 each component and content
Figure BDA00002056858700072
Figure BDA00002056858700081
Embodiment 29~42 suspending agents
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 Spiromesifen, active component B, surplus is supplied by deionized water, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make suspending agent product of the present invention.Specifically in Table 3.
Table 3 embodiment 29~42 each component and content
Figure BDA00002056858700082
Figure BDA00002056858700091
Embodiment 43~47 suspension emulsions
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), process high speed shear are mixed, add Spiromesifen, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make Spiromesifen suspending agent, then by active component B, solvent (can add and can not add), emulsifier and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make suspension emulsion product of the present invention.Specifically in Table 4.
Table 4 embodiment 43~47 each component and content
Figure BDA00002056858700092
Figure BDA00002056858700101
Embodiment 48~59 aqueous emulsions
Spiromesifen, active component B, solvent, emulsifier are added together, make to be dissolved into even oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, become homogeneous water.Under high-speed stirred, water is added to oil phase, make aqueous emulsion product of the present invention.Specifically in Table 5,6.
Table 5 embodiment 48~53 each component and content
Figure BDA00002056858700111
Table 6 embodiment 54~59 each component and content
Figure BDA00002056858700112
Table 1 to clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, fenisobromolate in table 6 exchanged, can make novel formulation.
Embodiment 60~63 microemulsions
Spiromesifen, active component B are dissolved in the homogenizer that solvent is housed, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, surplus gives strong mixing and homogenize after supplying by deionized water, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.Specifically in Table 7.
Table 7 embodiment 60~63 each component and content
Figure BDA00002056858700113
Figure BDA00002056858700121
Embodiment 64~66 microcapsule suspending agents
By Spiromesifen, active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent, dispersant, defoamer, surplus is supplied by deionized water, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in Table 8.
Table 8 embodiment 64~66 each component and content
Figure BDA00002056858700122
Embodiment 67~69 microcapsule suspensions-suspending agent
By active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent under shearing condition, make finely disseminated microcapsule suspending agent.Dispersant, wetting agent, defoamer, thickener (can add and can not add) are mixed through high speed shear, add Spiromesifen, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make suspending agent, then suspending agent is joined in the aqueous phase solution of micro-capsule suspension, deionized water is supplied surplus, makes the finely disseminated microcapsule suspension-suspending agent of present composition product.Specifically in Table 9.
Table 9 embodiment 67~69 each component and content
Figure BDA00002056858700131
The embodiment of the present invention is the method that adopts Toxicity Determination and field trial to combine.First pass through Toxicity Determination, co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC < 80 is antagonism, 80≤CTC≤120 are summation action, CTC > 120 is synergistic effect, on this basis, then carry out field trial.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, is placed in respectively beaker standby.Adopt and first to soak the method that connects mite after leaf, after the blade of the same size that does not contact any medicament is soaked to 5s in the liquid configuring, take out, naturally dry, put into and support mite box, then connect for the young mite of examination, under 25 ℃ of conditions, raise, every processing repeats for 3 times, every to repeat examination mite number used be 50, establishes blank simultaneously, in 72h, checks dead mite number, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC 50value.If contrast lethality is greater than 10%, be considered as invalid test.Computing formula is as follows:
Figure BDA00002056858700141
Figure BDA00002056858700142
Evil mite corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value to (x), with method of least squares, draws virulence regression equation, and calculates thus the value of every kind of medicament.According to the abundant equation of Sun Yun, calculate co-toxicity coefficient CTC.Computing formula following (take Spiromesifen as standard medicament, its toxicity index is 100):
Figure BDA00002056858700143
Figure BDA00002056858700144
TI * the P of theoretical toxicity index (TTI)=Spiromesifen of M spiromesifentI * P of+active component B effective active compositionb
Figure BDA00002056858700145
In formula: the mixture that M is different proportionings
P effective active compositionb is effective active composition B shared ratio in composition
P spiromesifenfor Spiromesifen shared ratio in composition
B is selected from a kind of in clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, fenisobromolate.
Application Example two:
For trying evil mite: European red mite.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of Spiromesifen and clofentezine and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to European red mite of table 11 Spiromesifen and clofentezine
As shown in Table 11, the proportioning of the composite control of Spiromesifen and clofentezine European red mite is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of Spiromesifen and clofentezine is during at 1 ︰ 30 ~ 20 ︰ 1, synergistic effect is more outstanding, and co-toxicity coefficient is all greater than 210, wherein when Spiromesifen and clofentezine weight ratio are 2 ︰ 3, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that the proportioning of Spiromesifen and clofentezine 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, 1:25, during 1:30, Spiromesifen and clofentezine are composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, god Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, the control of tetranychus telarius has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example three:
For trying evil mite: citrus red mite.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of Spiromesifen and azacyclotin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to citrus red mite of table 12 Spiromesifen and azacyclotin
Figure BDA00002056858700161
Figure BDA00002056858700171
As shown in Table 12, the proportioning of the composite control of Spiromesifen and azacyclotin citrus red mite is when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 70 ~ 70 ︰ 1 scopes, when the proportioning of Spiromesifen and azacyclotin is during at 1 ︰ 25 ~ 10 ︰ 1, synergistic effect is more outstanding, and co-toxicity coefficient is all greater than 230, wherein when Spiromesifen and azacyclotin weight ratio are 2 ︰ 5, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that the proportioning of Spiromesifen and azacyclotin is 10:1, 9:1, 8:1, 7:1, 6:1, 5:1, 4:1, 3:1, 2:1, 1:1, 1:2, 1:3, 1:4, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:15, 1:20, during 1:25, Spiromesifen and azacyclotin are composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, god Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, the control of tetranychus telarius has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example four:
For trying evil mite: apple Tetranychus urticae.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of Spiromesifen and fenbutatin oxide and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to apple Tetranychus urticae of table 13 Spiromesifen and fenbutatin oxide
As shown in Table 13, the proportioning of the composite control apple of Spiromesifen and fenbutatin oxide Tetranychus urticae is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of Spiromesifen and fenbutatin oxide is during at 1 ︰ 25 ~ 10 ︰ 1, synergistic effect is more outstanding, and co-toxicity coefficient is all greater than 225, wherein when Spiromesifen and fenbutatin oxide weight ratio are 2 ︰ 5, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that the proportioning of Spiromesifen and fenbutatin oxide is 10:1, 9:1, 8:1, 7:1, 6:1, 5:1, 4:1, 3:1, 2:1, 1:1, 1:2, 1:3, 1:4, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:15, 1:20, during 1:25, Spiromesifen and fenbutatin oxide are composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, god Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, the control of tetranychus telarius has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example five:
For trying evil mite: panonychus citri.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining Spiromesifen and the former medicine of fluorine mite piperazine and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to panonychus citri of table 14 Spiromesifen and fluorine mite piperazine
As shown in Table 14, the proportioning of Spiromesifen and the composite control panonychus citri of fluorine mite piperazine is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of Spiromesifen and fluorine mite piperazine is during at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, and co-toxicity coefficient is all greater than 220, wherein when Spiromesifen and fluorine mite piperazine weight ratio are 1 ︰ 1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that the proportioning of Spiromesifen and fluorine mite piperazine 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, during 1:20, Spiromesifen and fluorine mite piperazine are composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, god Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, the control of tetranychus telarius has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example six:
For trying evil mite: cotton red spider.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of Spiromesifen and fenisobromolate and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to cotton red spider of table 14 Spiromesifen and fenisobromolate
Figure BDA00002056858700201
As shown in Table 15, the proportioning of the composite control cotton red spider of Spiromesifen and fenisobromolate is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of Spiromesifen and fenisobromolate is during at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, and co-toxicity coefficient is all greater than 225, wherein when Spiromesifen and fenisobromolate weight ratio are 1 ︰ 4, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that the proportioning of Spiromesifen and fenisobromolate is 10:1, 9:1, 8:1, 7:1, 6:1, 5:1, 4:1, 3:1, 2:1, 1:1, 1:2, 1:3, 1:4, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:15, 1:20, 1:25, during 1:30, Spiromesifen and fenisobromolate are composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, god Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, the control of tetranychus telarius has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example seven Spiromesifens and active component B and the composite control citrus red mite test of pesticide effectiveness thereof
This experimental establishment is at Shaanxi Province's Hanzhong City, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Investigation citrus red mite damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 16 Spiromesifen and active component B and the composite control citrus red mite test of pesticide effectiveness thereof
Figure BDA00002056858700211
Figure BDA00002056858700221
As can be seen from Table 16, after Spiromesifen and active component B are composite, can effectively prevent and treat citrus red mite, 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 eight Spiromesifens and active component B and the composite control cotton red spider test of pesticide effectiveness thereof
This experimental establishment is at Shaanxi Province's Weinan City, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Investigation cotton red spider damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 17 Spiromesifen and active component B and the composite control cotton red spider test of pesticide effectiveness thereof
Figure BDA00002056858700222
Figure BDA00002056858700231
As can be seen from Table 17, after Spiromesifen and active component B are composite, can effectively prevent and treat cotton red spider, 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 Spiromesifens and active component B and composite control Pesticide Effect for Apple Red Spiders thereof
This experimental establishment is in Xianyang, Shanxi province city, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Investigation European red mite damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 18 Spiromesifen and active component B and composite control Pesticide Effect for Apple Red Spiders thereof
Figure BDA00002056858700241
As can be seen from Table 18, after Spiromesifen and active component B are composite, can effectively prevent and treat European red mite, 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 Spiromesifens and active component B and the composite control panonychus citri test of pesticide effectiveness thereof
This experimental establishment is at Shaanxi Province's Hanzhong City, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Investigation panonychus citri damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 19 Spiromesifen and active component B and the composite control panonychus citri test of pesticide effectiveness thereof
As can be seen from Table 19, after Spiromesifen and active component B are composite, can effectively prevent and treat panonychus citri, 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 Spiromesifens and active component B and the composite control ornamental flower two spotted spider mite test of pesticide effectiveness thereof
This experimental establishment is at Xian District, Shanxi Province suburban area, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates ornamental flower two spotted spider mite preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 20 Spiromesifen and active component B and the composite control ornamental flower two spotted spider mite test of pesticide effectiveness thereof
As can be seen from Table 20, after Spiromesifen and active component B are composite, can effectively prevent and treat ornamental flower two spotted spider mite, 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 Spiromesifens and active component B and the test of composite control apple Tetranychus urticae thereof
This experimental establishment is in Weinan City Pucheng County, Shaanxi Province, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Investigation apple Tetranychus urticae damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 21 Spiromesifen and active component B and the composite control apple Tetranychus urticae test of pesticide effectiveness thereof
Figure BDA00002056858700271
As can be seen from Table 21, after Spiromesifen and active component B are composite, can effectively prevent and treat apple Tetranychus urticae, 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 Spiromesifens and active component B and the composite control tomato goitre mite test of pesticide effectiveness thereof
This experimental establishment is in Xi'an City, Shanxi Province, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 24% Spiromesifen suspending agent (autogamy), 20% clofentezine suspension agent (commercial), 25% azacyclotin wetting powder (commercial), 50% fenbutatin oxide wetting powder (commercial), 10% fluorine mite piperazine suspending agent (autogamy), 500 grams per liter fenisobromolate missible oil (commercial).
Before medicine, investigation tomato goitre mite damage index of spider mites, in the dispenser of mite evil initial stage of origination, investigates damage index of spider mites and calculates preventive effect for after dispenser 10 days, 30 days, 45 days.Result of the test is as follows:
Table 22 Spiromesifen and active component B and the composite control tomato goitre mite test of pesticide effectiveness thereof
Figure BDA00002056858700281
As can be seen from Table 22, after Spiromesifen and active component B are composite, can effectively prevent and treat tomato goitre mite, 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.
After through different local throughout the country tests, draw, Spiromesifen and clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine composite rear to the preventive effect of the common mite evils such as the two spotted spider mite on crops, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, refreshing Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, tetranychus telarius all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.

Claims (10)

1. a miticide 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 ︰ 80 ~ 60 ︰ 1, described active components A is selected from Spiromesifen, and active component B is selected from a kind of in clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, fenisobromolate.
2. miticide composition according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 40 ︰ 1.
3. miticide composition according to claim 2, is characterized in that: the weight ratio of Spiromesifen and clofentezine is 1 ︰ 30 ~ 20 ︰ 1.
4. miticide composition according to claim 2, is characterized in that: the weight ratio of Spiromesifen and azacyclotin is 1 ︰ 25 ~ 10 ︰ 1.
5. miticide composition according to claim 2, is characterized in that: the weight ratio of Spiromesifen and fenbutatin oxide is 1 ︰ 25 ~ 10 ︰ 1.
6. miticide composition according to claim 2, is characterized in that: the weight ratio of Spiromesifen and fluorine mite piperazine is 1 ︰ 20 ~ 20 ︰ 1.
7. miticide composition according to claim 2, is characterized in that: the weight ratio of Spiromesifen and fenisobromolate is 1 ︰ 30 ~ 10 ︰ 1.
8. according to the miticide composition described in any one in claim 3 to 7, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent and microcapsule suspension-suspending agent.
9. miticide composition according to claim 8, does harm to the application of mite for preventing and treating crops.
10. application according to claim 9, is characterized in that: described harmful mite comprises two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, refreshing Ze Shi tetranychid, cotton spider mites, Tetranychus cinnabarinus, Mite, beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, tetranychus telarius.
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CN1635834A (en) * 2000-03-21 2005-07-06 拜尔公司 Combinations of active ingredients with insecticidal and acaricidal properties
JP2011126837A (en) * 2009-12-21 2011-06-30 Nippon Nohyaku Co Ltd Agricultural and horticultural pest-controlling agent composition, and method for applying them
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Title
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