CN103651403B - A kind of Efficient insecticidal composition containing Spiromesifen - Google Patents
A kind of Efficient insecticidal composition containing Spiromesifen Download PDFInfo
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- CN103651403B CN103651403B CN201210323234.0A CN201210323234A CN103651403B CN 103651403 B CN103651403 B CN 103651403B CN 201210323234 A CN201210323234 A CN 201210323234A CN 103651403 B CN103651403 B CN 103651403B
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Abstract
The invention discloses a kind of Efficient insecticidal composition containing Spiromesifen, Pesticidal combination containing active components A and active component B, wherein active components A is selected from Spiromesifen, active component B is selected from any one compound following: pymetrozine, Nylar, CGA 183893, and the weight ratio of active components A and active component B is 1 ︰ 60 ~ 70 ︰ 1.The various pests of the present composition to harm agricultural production has synergistic effect, and decrease pesticide usage amount, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution, to person poultry safety, Environmental compatibility is good, and insect not easily develops immunity to drugs.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of Efficient insecticidal composition on crop pests containing Spiromesifen.
Background technology
Spiromesifen (spiromesifen) chemical name: 3-(2,4,6-trimethylphenyl)-2-oxo-1-oxaspiro [4.4]-3-in ninth of the ten Heavenly Stems alkene-4-base-3,3-dimethyl butyrate acid esters, molecular formula: C
23h
30o
4, the mechanism of action of Spiromesifen is the growth affecting aleyrodid and acarid, disturbs the biosynthesis of its liposome, especially good activity is had 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.
Pymetrozine, Nylar, CGA 183893 all belong to common insecticide, are widely used in the disease of crops.
But in the real process of agricultural production, the problem that pest control the most easily produces is the generation of pest resistance to insecticide.Different cultivars composition carries out composite, is to prevent and treat the very common method of resistant insect.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.Through inventor's research, find Spiromesifen and pymetrozine, Nylar, CGA 183893 is composite after can produce good synergistic effect, and not yet open about the relevant report that Spiromesifen and pymetrozine, Nylar, CGA 183893 are composite.
Summary of the invention
The object of the invention is to propose a kind of to there is the Efficient insecticidal composition containing Spiromesifen that synergistic function, use cost are low, preventive effect is good.The Pesticidal combination that the present invention proposes contains active components A and active component B, active components A and active component B weight ratio are 1 ︰ 60 ~ 70 ︰ 1, described active components A is selected from Spiromesifen, active component B is selected from the one in pymetrozine, Nylar, CGA 183893, and active components A and the preferred weight ratio of active component B are 1 ︰ 40 ~ 50 ︰ 1; The weight ratio being more preferably Spiromesifen and pymetrozine is 1 ︰ 25 ~ 25 ︰ 1, and the weight ratio of Spiromesifen and Nylar is 1 ︰ 25 ~ 30 ︰ 1, and the weight ratio of Spiromesifen and CGA 183893 is 1 ︰ 20 ~ 30 ︰ 1; The weight ratio most preferably being Spiromesifen and pymetrozine is 1 ︰ 11 ~ 11 ︰ 1, and the weight ratio of Spiromesifen and Nylar is 1 ︰ 9 ~ 12 ︰ 1, and the weight ratio of Spiromesifen and CGA 183893 is 1 ︰ 4 ~ 14 ︰ 1.
The Pesticidal combination containing Spiromesifen that the present invention proposes is for preventing and treating the purposes of insect on crops, and described crops comprise cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop; Described insect comprises aphid, rice fulgorid, aleyrodid, pear sucker, tea lesser leafhopper, cotton bollworm, pink bollworm, cotton boll resemble, rice leafhopper, diamond-back moth, beet armyworm, scale insect, thrips, flea beetle.
The weight ratio of active components A, active component B is 1 ︰ 60 ~ 70 ︰ 1.In usual composition, the weight percentage of active component is 0.5% ~ 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% ~ 70%, 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 Pesticidal combination of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 5% ~ 30% of total formulation weight amount, and surplus is solid or liquid diluent.
Bactericidal composition of the present invention can by user before use through diluting or directly using.Its preparation can be prepared by common processing method known in those skilled in the art, after mixing with liquid flux or solid carrier by active substance, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer, disintegrant, antifreeze etc.
Pesticidal combination of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand, wherein more preferably formulation is wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
Composition comprises following constituent content when making wetting powder: active components A 1% ~ 70%, active component B1% ~ 60%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
Composition comprises following constituent content when making water dispersible granules: active components A 1% ~ 70%, active component B1% ~ 60%, dispersant 3% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Composition comprises 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%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises 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%, thickener 0 ~ 2%, emulsifier 2% ~ 12%, antifreeze 0 ~ 8%, deionized water add to 1 00%.
Composition comprises following constituent content when making aqueous emulsion: active components A 0.5% ~ 50%, active component B0.5% ~ 50%, solvent 1% ~ 30%, emulsifier 1% ~ 15%, antifreeze 0 ~ 8%, thickener 0 ~ 2%, defoamer 0.01% ~ 2%, deionized water supply surplus.
Composition comprises 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%, defoamer 0.01% ~ 2%, emulsifier 1% ~ 7%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Composition comprises 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%, emulsifier 1% ~ 6%, 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:
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) Spiromesifen and pymetrozine, Nylar, CGA 183893 composite after, there is obvious synergy and lasting effect; (2) all greater activity is had to cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop insect; (3) decrease pesticide usage amount, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution; (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 ~ 10 wetting powder
Spiromesifen, active component B, dispersant, wetting agent, filler are mixed in mixed cylinder, mixes again after airslide disintegrating mill is pulverized, wetting powder product of the present invention can be obtained, specifically in table 1.
The each component of table 1 embodiment 1 ~ 10 and weight portion
Embodiment 11 ~ 20 water dispersible granules
Spiromesifen, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained together the particle diameter needed through air-flow crushing, then add other auxiliary agents such as binding agent (can add and can not add), obtain granulation materials.Item is quantitatively sent in fluidized bed granulating dryer through granulating and after drying, water dispersible granules product of the present invention can being obtained, specifically in table 2.
The each component of table 2 embodiment 1120 and weight portion
Embodiment 21 ~ 30 suspending agent
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), mix through high speed shear, add Spiromesifen, 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 obtain suspending agent product of the present invention, specifically in table 3.
The each component of table 3 embodiment 21 ~ 30 and weight portion
Embodiment 31 ~ 35 suspension emulsion
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add active component B, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained active component B suspending agent, then by Spiromesifen, solvent, emulsifier and the direct emulsification of various auxiliary agent high speed agitators in suspending agent, surplus deionized water is supplied, obtained suspension emulsion product of the present invention, specifically in table 4.
The each component of table 4 embodiment 31 ~ 35 and weight portion
Embodiment 36 ~ 43 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, surplus deionized water is supplied; Aqueous emulsion product of the present invention can be obtained, specifically in table 5.
The each component of table 5 embodiment 36 ~ 43 and weight portion
Pymetrozine, Nylar, CGA 183893 in table 1 ~ 5 are exchanged, can novel formulation be obtained.
Embodiment 44 ~ 46 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 6.
The each component of table 6 embodiment 4446 and content
Embodiment 47,48 microcapsule suspending agent
By Spiromesifen, active component B, macromolecule cyst material, solvent, defoamer mixing, 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, surplus deionized water is supplied, and bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, make the finely disseminated microcapsule suspending agent product of the present composition, specifically in table 7.
Table 7 embodiment 47,48 each component and weight portion
Embodiment 49,50 microcapsule suspension-suspendinagent agent
By Spiromesifen, 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 active component B, 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, make the finely disseminated microcapsule suspension-suspendinagent agent product of the present composition, specifically in table 8.
Table 8 embodiment 49,50 each component and weight portion
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 worm 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 insect box, then connect for examination larva, raise under 25 DEG C of conditions, often process and repeat for 3 times, often repeating examination borer population used is 50, establishes blank simultaneously, checks dead borer population 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:
Insect 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, calculates co-toxicity coefficient CTC 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+effective active composition 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 pymetrozine, Nylar, CGA 183893.
Application Example two:
For examination insect: wheat aphid
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 pymetrozine and the two different ratio mixture.
Toxicity test result
Table 9 Spiromesifen and Pyraphione compound are to the toxicity test analysis of results table of wheat aphid
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Spiromesifen | - | 1.55 | - |
| Pymetrozine | - | 1.38 | - |
| Luo first Man Zhi ︰ pymetrozine | 70∶1 | 0.85 | 182.05 |
| Luo first Man Zhi ︰ pymetrozine | 50∶1 | 0.80 | 193.30 |
| Luo first Man Zhi ︰ pymetrozine | 40∶1 | 0.77 | 200.71 |
| Luo first Man Zhi ︰ pymetrozine | 25∶1 | 0.68 | 226.89 |
| Luo first Man Zhi ︰ pymetrozine | 11∶1 | 0.64 | 239.79 |
| Luo first Man Zhi ︰ pymetrozine | 5∶1 | 0.59 | 257.56 |
| Luo first Man Zhi ︰ pymetrozine | 1∶1 | 0.53 | 275.90 |
| Luo first Man Zhi ︰ pymetrozine | 1∶5 | 0.55 | 256.20 |
| Luo first Man Zhi ︰ pymetrozine | 1∶11 | 0.59 | 236.68 |
| Luo first Man Zhi ︰ pymetrozine | 1∶25 | 0.61 | 227.81 |
| Luo first Man Zhi ︰ pymetrozine | 1∶30 | 0.68 | 204.22 |
| Luo first Man Zhi ︰ pymetrozine | 1∶40 | 0.73 | 190.08 |
| Luo first Man Zhi ︰ pymetrozine | 1∶60 | 0.75 | 184.85 |
As shown in Table 9, Spiromesifen and pymetrozine to wheat aphid proportioning when 1 ︰ 60 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 60 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and pymetrozine is at 1 ︰ 25 ~ 25 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 225, wherein when Spiromesifen and pymetrozine weight ratio are 1:1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Test through applicant and find that Spiromesifen and pymetrozine proportioning are 25:1, 20:1, 1 5:1, 10:1, 8:1, 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, 1:15, 1:20, during 1:25, to the aphid in various crop, rice fulgorid, aleyrodid, pear sucker, tea lesser leafhopper, cotton bollworm, pink bollworm, cotton boll resembles, rice leafhopper, diamond-back moth, beet armyworm, scale insect, thrips, the control of flea beetle has obvious synergistic effect synergistic effect obvious, co-toxicity coefficient is all greater than 120.
Application Example three
For examination insect: tomato aleyrodid
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 Nylar and the two different ratio mixture.
Table 10 Spiromesifen and pyriproxyfen compound are to the toxicity test analysis of results table of tomato aleyrodid
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Spiromesifen | - | 1.80 | - |
| Nylar | - | 0.95 | - |
| Luo first Man Zhi ︰ Nylar | 70∶1 | 0.95 | 187.13 |
| Luo first Man Zhi ︰ Nylar | 50∶1 | 0.90 | 196.57 |
| Luo first Man Zhi ︰ Nylar | 40∶1 | 0.85 | 207.27 |
| Luo first Man Zhi ︰ Nylar | 30∶1 | 0.79 | 221.49 |
| Luo first Man Zhi ︰ Nylar | 20∶1 | 0.73 | 236.55 |
| Luo first Man Zhi ︰ Nylar | 12∶1 | 0.66 | 255.25 |
| Luo first Man Zhi ︰ Nylar | 5∶1 | 0.59 | 265.68 |
| Luo first Man Zhi ︰ Nylar | 2∶1 | 0.50 | 277.63 |
| Luo first Man Zhi ︰ Nylar | 1∶1 | 0.46 | 270.80 |
| Luo first Man Zhi ︰ Nylar | 1∶4 | 0.40 | 262.85 |
| Luo first Man Zhi ︰ Nylar | 1∶9 | 0.39 | 256.27 |
| Luo first Man Zhi ︰ Nylar | 1∶15 | 0.41 | 239.33 |
| Luo first Man Zhi ︰ Nylar | 1∶25 | 0.43 | 225.57 |
| Luo first Man Zhi ︰ Nylar | 1∶30 | 0.48 | 201.47 |
| Luo first Man Zhi ︰ Nylar | 1∶40 | 0.50 | 192.69 |
| Luo first Man Zhi ︰ Nylar | 1∶60 | 0.53 | 181.09 |
As shown in Table 10, Spiromesifen and Nylar to tomato aleyrodid proportioning when 1 ︰ 60 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 60 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and Nylar is at 1 ︰ 25 ~ 30 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 220, wherein when Spiromesifen and Nylar weight ratio are 2:1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Test through applicant and find that Spiromesifen and Nylar proportioning are 30:1, 25:1, 20:1, 15:1, 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, 1:7, 1:8, 1:9, 1:10, 1:15, 1:20, during 1:25, to the aphid in various crop, rice fulgorid, aleyrodid, pear sucker, tea lesser leafhopper, cotton bollworm, pink bollworm, cotton boll resembles, rice leafhopper, diamond-back moth, beet armyworm, scale insect, thrips, the control of flea beetle has obvious synergistic effect synergistic effect obvious, co-toxicity coefficient is all greater than 120.Application Example four
For examination insect: rice hoppers
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 CGA 183893 and the two different ratio mixture.
Table 11 Spiromesifen and the composite toxicity test analysis of results table to rice hoppers of CGA 183893
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Spiromesifen | - | 1.65 | - |
| CGA 183893 | - | 0.59 | - |
| Luo first Man Zhi ︰ CGA 183893 | 70∶1 | 0.86 | 187.14 |
| Luo first Man Zhi ︰ CGA 183893 | 50∶1 | 0.83 | 192.05 |
| Luo first Man Zhi ︰ CGA 183893 | 40∶1 | 0.78 | 202.69 |
| Luo first Man Zhi ︰ CGA 183893 | 30∶1 | 0.69 | 226.08 |
| Luo first Man Zhi ︰ CGA 183893 | 20∶1 | 0.65 | 233.91 |
| Luo first Man Zhi ︰ CGA 183893 | 14∶1 | 0.60 | 245.68 |
| Luo first Man Zhi ︰ CGA 183893 | 10∶1 | 0.55 | 258.01 |
| Luo first Man Zhi ︰ CGA 183893 | 5∶1 | 0.48 | 264.76 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶1 | 0.34 | 256.09 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶4 | 0.28 | 242.30 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶10 | 0.27 | 232.60 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶20 | 0.27 | 225.94 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶30 | 0.30 | 201.30 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶40 | 0.31 | 193.81 |
| Luo first Man Zhi ︰ CGA 183893 | 1∶60 | 0.32 | 186.78 |
As shown in Table 11, Spiromesifen and CGA 183893 to rice hoppers proportioning when 1 ︰ 60 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 60 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of Spiromesifen and CGA 183893 is at 1 ︰ 20 ~ 30 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 225, wherein when Spiromesifen and CGA 183893 weight ratio are 5:1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Test through applicant and find that Spiromesifen and CGA 183893 proportioning are 30:1, 25:1, 20:1, 1 5:1, 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, 1:7, 1:8, 1:9, 1:10, 1:15, during 1:20, to the aphid in various crop, rice fulgorid, aleyrodid, pear sucker, tea lesser leafhopper, cotton bollworm, pink bollworm, cotton boll resembles, rice leafhopper, diamond-back moth, beet armyworm, scale insect, thrips, the control of flea beetle has obvious synergistic effect synergistic effect obvious, co-toxicity coefficient is all greater than 120.
Effect experiment part: test medicine is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., provided, contrast medicament 24% Spiromesifen suspending agent (autogamy), 25% pymetrozine wetting powder (commercial), 10.8% Nylar missible oil (autogamy), 20% CGA 183893 suspending agent (autogamy).Application Example five Spiromesifen and active component B and the composite control tomato aleyrodid test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and investigation tomato meal mite evil index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 12 Spiromesifen and active component B and the composite control tomato aleyrodid test of pesticide effectiveness thereof
As can be seen from Table 12, Spiromesifen and active component B composite after can effectively prevent and treat tomato aleyrodid, 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 six Spiromesifen and active component B and compositely prevent and treat the rice hoppers test of pesticide effectiveness
This test arrangement is in Hanzhong City suburb, Shaanxi Province, and investigation rice hoppers insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 10 days, 20 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 13 Spiromesifen and active component B and compositely prevent and treat the rice hoppers test of pesticide effectiveness
As can be seen from Table 13, Spiromesifen and active component B composite after effectively can prevent and treat rice hoppers, 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 seven Spiromesifen and active component B and the composite control cotton aphid test of pesticide effectiveness thereof
This test arrangement is in Weinan City Dali County, Shaanxi Province, and investigation cotton aphid insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 5 days, 15 days, 30 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 14 Spiromesifen and active component B and the composite control cotton aphid test of pesticide effectiveness thereof
As can be seen from Table 14, Spiromesifen and active component B and composite control cotton aphid thereof, through inventor test prove Spiromesifen and active component B composite after also effectively can prevent and treat cotton cotton bollworm, pink bollworm, cotton boll resemble, control efficiency is all higher than 96%, be 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 mandarin tree scale insect test of pesticide effectiveness thereof
This test arrangement is in Hanzhong City suburb, Shaanxi Province, and investigation mandarin tree scale insect insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 10 days, 20 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 15 Spiromesifen and active component B and the composite control mandarin tree scale insect test of pesticide effectiveness thereof
As can be seen from Table 15, Spiromesifen and active component B composite after can effectively prevent and treat mandarin tree scale insect, 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 the composite control rose thrips test of pesticide effectiveness thereof
This test arrangement is in nursery, Xi'an City, Shanxi Province, and investigation rose thrips insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 1 day, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 16 Spiromesifen and active component B and the composite control rose thrips test of pesticide effectiveness thereof
As can be seen from Table 16, Spiromesifen and active component B and composite control rose thrips thereof, through inventor test prove Spiromesifen and active component B composite after also can effectively prevent and treat rose flea beetle, control efficiency is all higher than 95%, be 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, the preventive effect of the common insect pests such as Spiromesifen and pymetrozine, Nylar, CGA 183893 be composite to be resembled afterwards to the aphid in various crop, rice fulgorid, aleyrodid, pear sucker, tea lesser leafhopper, cotton bollworm, pink bollworm, cotton boll, rice leafhopper, diamond-back moth, beet armyworm, scale insect, thrips, flea beetle is all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the Efficient insecticidal composition containing Spiromesifen, 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 ︰ 60 ~ 70 ︰ 1, and described active components A is Spiromesifen, and active component B is CGA 183893.
2. the Efficient insecticidal composition containing Spiromesifen according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 40 ~ 50 ︰ 1.
3. the Efficient insecticidal composition containing Spiromesifen according to claim 2, is characterized in that:
The weight ratio of Spiromesifen and CGA 183893 is 1 ︰ 20 ~ 30 ︰ 1.
4. the Efficient insecticidal composition containing Spiromesifen according to any one of claim 1 to 3, is characterized in that: composition makes wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
5. the Efficient insecticidal composition containing Spiromesifen according to claim 4 is for preventing and treating the purposes of insect on crops.
6. purposes according to claim 5, it is characterized in that, described insect comprises: aphid, rice fulgorid, aleyrodid, pear sucker, tea lesser leafhopper, cotton bollworm, pink bollworm, cotton boll resemble, rice leafhopper, diamond-back moth, beet armyworm, scale insect, thrips, flea beetle.
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| CN201210323234.0A CN103651403B (en) | 2012-09-04 | 2012-09-04 | A kind of Efficient insecticidal composition containing Spiromesifen |
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| CN103651403B true CN103651403B (en) | 2015-08-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104082300B (en) * | 2014-06-19 | 2017-02-15 | 广东中迅农科股份有限公司 | Insecticide acaricide composition containing pyriproxyfen and spirodiclofen |
| CN108450468A (en) * | 2018-03-23 | 2018-08-28 | 上海生农生化制品股份有限公司 | A kind of composition pesticide containing Spiromesifen and its application in pest control |
| CN111972428B (en) * | 2020-08-27 | 2022-03-29 | 海利尔药业集团股份有限公司 | Insecticidal composition containing spiromesifen and dicyclopropyl tetramat and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247088C (en) * | 2000-04-11 | 2006-03-29 | 拜尔农作物科学股份公司 | Active substance combinations having insecticidal and acaricidal properties |
| WO2007085899A2 (en) * | 2005-07-06 | 2007-08-02 | Foamix Ltd. | Foamable arthropocidal composition for tropical application |
| DE102009028001A1 (en) * | 2009-07-24 | 2011-01-27 | Bayer Cropscience Ag | Use of an active agent combination (comprising a 3-phenyl-1-aza-spiro(4.5)dec-3-en-2-one compound, and an agent e.g. alanycarb, aldicarb, acephate, camphechlor or chlordane) for combating animal pests e.g. insects, acarids and helminths |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247088C (en) * | 2000-04-11 | 2006-03-29 | 拜尔农作物科学股份公司 | Active substance combinations having insecticidal and acaricidal properties |
| CN1315380C (en) * | 2000-04-11 | 2007-05-16 | 拜尔农作物科学股份公司 | Active substance combinations having insecticidal and acaricidal properties |
| WO2007085899A2 (en) * | 2005-07-06 | 2007-08-02 | Foamix Ltd. | Foamable arthropocidal composition for tropical application |
| DE102009028001A1 (en) * | 2009-07-24 | 2011-01-27 | Bayer Cropscience Ag | Use of an active agent combination (comprising a 3-phenyl-1-aza-spiro(4.5)dec-3-en-2-one compound, and an agent e.g. alanycarb, aldicarb, acephate, camphechlor or chlordane) for combating animal pests e.g. insects, acarids and helminths |
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