CN103621549B - A kind of miticide composition - Google Patents
A kind of miticide composition Download PDFInfo
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- CN103621549B CN103621549B CN201210305705.5A CN201210305705A CN103621549B CN 103621549 B CN103621549 B CN 103621549B CN 201210305705 A CN201210305705 A CN 201210305705A CN 103621549 B CN103621549 B CN 103621549B
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Abstract
The invention discloses a kind of miticide composition, miticide composition containing active components A and active component B, active components A is selected from Spiromesifen, active component B is selected from any one compound following: clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, fenisobromolate, and the weight ratio of active components A and active component B is 1 ︰ 80 ~ 60 ︰ 1.The present composition can prevent and treat multiple harmful mite, and has obvious synergistic effect, and can reduce pesticide usage amount, reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution.
Description
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 affecting aleyrodid and acarid, disturb the biosynthesis of its liposome, especially have good activity to larval stage, ovarian duct closure function can also be produced simultaneously, reduce the fertility of acarid and adult whitefly, greatly reduce quantity of laying eggs.
But 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 clearly, very high composite just less of co-toxicity coefficient.Study through inventor, find Spiromesifen and clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine is composite after can produce good synergistic effect, and not yet open about the relevant report that Spiromesifen and clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine are composite.
Summary of the invention
The object of the invention is to propose a kind of to there is synergistic function, use cost is low, preventive effect is good miticide composition.
A kind of miticide composition, containing 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 the one 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; The weight ratio being more preferably 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 most preferably being 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-suspendinagent 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, flower crop, medicinal crop, crop, green manure pasture crop; Described harmful mite comprise two spotted spider mite, Tetranychus urticae, Tetranychus cinnabarinus, Mite, tetranychus viennensis, Panonychus citri, the beginning tetranychid, wheat circle mite, yellow spider, knurl tick, blister mite, Shenmu-Yanan railway, acaphylla theae, tomato goitre mite, rust mite, cotton spider mites, tetranychus telarius.
In the present composition, the content of active component depends on amount of application when being used alone, and also depends on mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound, simultaneously also relevant with target evil mite.In usual composition, the weight percentage of active component is 2% ~ 90% of gross weight, is preferably 5% ~ 80%.According to different preparation types, active component content scope is different.Usually, liquid preparation contains the active substance of by weight 1% ~ 60%, is preferably 5% ~ 50%; Solid pharmaceutical preparation contains the active substance of by weight 5% ~ 80%, is preferably 10% ~ 80%.
At least containing a kind of surfactant in miticide composition of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 2% ~ 30% of total formulation weight amount, and surplus is solid or liquid diluent.
Miticide composition of the present invention can by user before use through diluting or directly using.Its preparation can be prepared by processing method known in those skilled in the art, after mixing, then adds surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc. by active component with liquid flux or solid carrier.Can also containing antifreeze known in those skilled in the art etc. in preparation.
Composition comprises following component and content when making wetting powder: active components A 1% ~ 60%, active component B 1% ~ 80%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, filler surplus.
Composition comprises following component and content when making water dispersible granules: 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.
Composition comprises following component and content when making suspending agent: 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%.
Composition comprises following component and content when making suspension emulsion: 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%.
Composition comprises following component and content when making microemulsion: 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%.
Composition comprises following component and content when making aqueous emulsion: 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%.
Composition comprises following component and content when making microcapsule suspending agent: 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%.
Composition comprises following component and content when making microcapsule suspension-suspendinagent agent: 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:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension-suspendinagent agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) present composition has good synergy and lasting effect within the specific limits, and preventive effect higher than single dose, thus reduces pesticide usage amount, while minimizing peasant drug cost, reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (2) between kind, structure difference is comparatively large, thus the resistance that can delay single dose occurs and development; (3) expand and kill mite spectrum, to the two spotted spider mite on crops, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, cotton spider mites, Tetranychus cinnabarinus, Mite, the beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, tetranychus telarius have 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
By Spiromesifen, active component B, dispersant, wetting agent, filler mixing, mix in mixed cylinder, mix again after airslide disintegrating mill is pulverized, namely can be made into wetting powder product of the present invention.Specifically in table 1.
The each component of table 1 embodiment 1 ~ 14 and content
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 together the particle diameter of needs through air-flow crushing, obtain granulation materials.Item is quantitatively sent in fluidized bed granulating dryer through granulating and after drying, obtaining water dispersible granules product of the present invention.Specifically in table 2.
The each component of table 2 embodiment 15 ~ 28 and content
Embodiment 29 ~ 42 suspending agent
Dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add Spiromesifen, active component B, surplus deionized water is supplied, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained suspending agent product of the present invention.Specifically in table 3.
The each component of table 3 embodiment 29 ~ 42 and content
Embodiment 43 ~ 47 suspension emulsion
By dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), mix through high speed shear, add Spiromesifen, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained Spiromesifen suspending agent, then by active component B, solvent (can add and can not add), emulsifier and the direct emulsification of various auxiliary agent high speed agitators in suspending agent, obtained suspension emulsion product of the present invention.Specifically in table 4.
The each component of table 4 embodiment 43 ~ 47 and content
Embodiment 48 ~ 59 aqueous emulsion
Spiromesifen, active component B, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, becomes homogeneous aqueous phase.Under high velocity agitation, aqueous phase is added oil phase, obtained aqueous emulsion product of the present invention.Specifically in table 5,6.
The each component of table 5 embodiment 48 ~ 53 and content
The each component of table 6 embodiment 54 ~ 59 and content
Clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, fenisobromolate in table 1 to table 6 are exchanged, can novel formulation be obtained.
Embodiment 60 ~ 63 microemulsion
Spiromesifen, active component B are dissolved in and are equipped with in the homogenizer of solvent, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, surplus deionized water gives strong mixing and homogenize after supplying, finally obtain the microemulsion product of the present invention that clear appearance is transparent.Specifically in table 7.
The each component of table 7 embodiment 60 ~ 63 and content
Embodiment 64 ~ 66 microcapsule suspending agent
By Spiromesifen, active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, in a shear condition, oil phase is joined in the aqueous phase solution containing emulsifier, pH adjusting agent, dispersant, defoamer, surplus deionized water is supplied, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in table 8.
The each component of table 8 embodiment 64 ~ 66 and content
Embodiment 67 ~ 69 microcapsule suspension-suspendinagent agent
By active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, oil phase is joined in a shear condition in the aqueous phase solution containing emulsifier, pH adjusting agent, make finely disseminated microcapsule suspending agent.Dispersant, wetting agent, defoamer, thickener (can add and can not add) are mixed through high speed shear, add Spiromesifen, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained suspending agent, then join in the aqueous phase solution of micro-capsule suspension by suspending agent, deionized water supplies surplus, makes the finely disseminated microcapsule suspension-suspendinagent agent product of the present composition.Specifically in table 9.
The each component of table 9 embodiment 67 ~ 69 and content
The embodiment of the present invention is the method adopting 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 beaker respectively for subsequent use.Adopt the method connecing mite after first soaking leaf, take out after the blade of the same size not contacting any medicament is soaked 5s in the liquid configured, naturally dry, put into foster mite box, then connect for the young mite of examination, raise under 25 DEG C of conditions, often process and repeat for 3 times, often repeating examination mite number used is 50, establishes blank simultaneously, checks dead mite number in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50value.If contrast lethality is greater than 10%, be then considered as invalid test.Computing formula is as follows:
Evil mite corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value to (x), draws virulence regression equation, and calculate the value of often kind of medicament thus with method of least squares.Co-toxicity coefficient CTC is calculated according to the abundant equation of Sun Yun.Computing formula following (take Spiromesifen as standard agent, its toxicity index is 100):
TI × the P of theoretical toxicity index (the TTI)=Spiromesifen of M
spiromesifentI × the P of+active component B
effective active compositionb
In formula: M is the mixture of different ratio
P
effective active compositionb is the shared in the composition ratio of effective active composition B
P
spiromesifenfor the ratio that Spiromesifen is shared in the composition
B is selected from the one in clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine, fenisobromolate.
Application Example two:
For examination evil mite: European red mite.
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination Spiromesifen and the former medicine of clofentezine and the two different ratio mixture.
Toxicity test result
Table 11 Spiromesifen and the composite toxicity test analysis of results table to European red mite of clofentezine
As shown in Table 11, Spiromesifen and the composite proportioning of preventing and treating European red mite of clofentezine are when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and clofentezine is 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.Testing through applicant the proportioning finding 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 composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, 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 examination evil mite: citrus red mite.
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination Spiromesifen and the former medicine of azacyclotin and the two different ratio mixture.
Toxicity test result
Table 12 Spiromesifen and the composite toxicity test analysis of results table to citrus red mite of azacyclotin
As shown in Table 12, Spiromesifen and the composite proportioning of preventing and treating citrus red mite of azacyclotin are when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and azacyclotin is 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.Testing through applicant the proportioning finding 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 composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, 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 examination evil mite: apple Tetranychus urticae.
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination Spiromesifen and the former medicine of fenbutatin oxide and the two different ratio mixture.
Toxicity test result
Table 13 Spiromesifen and the composite toxicity test analysis of results table to apple Tetranychus urticae of fenbutatin oxide
As shown in Table 13, the proportioning of Spiromesifen and fenbutatin oxide composite control apple Tetranychus urticae is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and fenbutatin oxide is 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.Testing through applicant the proportioning finding 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 composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, 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 examination evil mite: panonychus citri.
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination Spiromesifen and the former medicine of fluorine mite piperazine and the two different ratio mixture.
Toxicity test result
Table 14 Spiromesifen and the composite toxicity test analysis of results table to panonychus citri of 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, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and fluorine mite piperazine is 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.Testing through applicant the proportioning finding 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 composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, 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 examination evil mite: cotton red spider.
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination Spiromesifen and the former medicine of fenisobromolate and the two different ratio mixture.
Toxicity test result
Table 14 Spiromesifen and the composite toxicity test analysis of results table to cotton red spider of fenisobromolate
As shown in Table 15, the proportioning of Spiromesifen and the composite control cotton red spider of fenisobromolate is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 60 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and fenisobromolate is 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.Testing through applicant the proportioning finding 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 composite to two spotted spider mite, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, 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 Spiromesifen 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 by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate preventive effect.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
As can be seen from Table 16, Spiromesifen and active component B composite after effectively can 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 Spiromesifen 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 by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate preventive effect.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
As can be seen from Table 17, Spiromesifen and active component B composite after effectively can 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 Spiromesifen 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 by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 18 Spiromesifen and active component B and composite control Pesticide Effect for Apple Red Spiders thereof
As can be seen from Table 18, Spiromesifen and active component B composite after effectively can 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 Spiromesifen 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 by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate preventive effect.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, Spiromesifen and active component B composite after effectively can 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 Spiromesifen 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 by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate ornamental flower two spotted spider mite preventive effect.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, Spiromesifen and active component B composite after 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 Spiromesifen and active component B and composite control apple Tetranychus urticae thereof are tested
This experimental establishment is in Weinan City Pucheng County, Shaanxi Province, test medicine is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate preventive effect.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
As can be seen from Table 21, Spiromesifen and active component B composite after 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 Spiromesifen 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 by Shaanxi Meibang Pesticide Co., Ltd., is provided, 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 tomato goitre mite damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 10 days, 30 days, 45 days investigation damage index of spider mites after dispenser also calculate preventive effect.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
As can be seen from Table 22, Spiromesifen and active component B composite after effectively can 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 draw through tests different local throughout the country, Spiromesifen and clofentezine, azacyclotin, fenbutatin oxide, fluorine mite piperazine composite rear to the two spotted spider mite on crops, Panonychus citri, Tetranychus urticae, acaphylla theae, rust mite, tetranychus viennensis, wheat circle mite, Shenmu-Yanan railway, cotton spider mites, Tetranychus cinnabarinus, Mite, the beginning tetranychid, yellow spider, knurl tick, blister mite, tomato goitre mite, the common mite evil such as tetranychus telarius preventive effect all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. a miticide composition, is characterized in that: effective active composition is active components A and active component B, and active components A and active component B weight ratio are 1 ︰ 80 ~ 60 ︰ 1, and described active components A is Spiromesifen, and active component B is fluorine mite piperazine.
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 fluorine mite piperazine is 1 ︰ 20 ~ 20 ︰ 1.
4. miticide composition as claimed in any of claims 1 to 3, is characterized in that: composition makes wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent and microcapsule suspension-suspendinagent agent.
5. miticide composition according to claim 1 is for preventing and treating the application of crops evil mite.
6. application according to claim 5, is characterized in that: described harmful mite is two spotted spider mite, acaphylla theae, rust mite, yellow spider, knurl tick, tomato goitre mite.
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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 |
| CN102669157A (en) * | 2011-03-16 | 2012-09-19 | 联保作物科技有限公司 | Mite-killing composition and preparation thereof |
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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 |
| CN102669157A (en) * | 2011-03-16 | 2012-09-19 | 联保作物科技有限公司 | Mite-killing composition and preparation thereof |
Non-Patent Citations (2)
| Title |
|---|
| Effect of Fungicides and Miticides with Mitochondria Electron Transport Inhibiting Activity on the Twospotted Spider Mite, Tetranychus urticae (Acari: Tetranychidae);Raymond A.Cloyd;《HortScience》;20100430;第45卷(第4期);第687-689页 * |
| 新型杀虫、杀螨剂螺甲螨酯;张明星 等;《农药》;20051231;第44卷(第12期);第559-560页 * |
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