CN103651502A - Insecticide composition containing fluoropyrazole furanone and neonicotine - Google Patents
Insecticide composition containing fluoropyrazole furanone and neonicotine Download PDFInfo
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- CN103651502A CN103651502A CN201210355202.9A CN201210355202A CN103651502A CN 103651502 A CN103651502 A CN 103651502A CN 201210355202 A CN201210355202 A CN 201210355202A CN 103651502 A CN103651502 A CN 103651502A
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Abstract
The invention discloses an insecticide composition containing fluoropyrazole furanone and neonicotine. The insecticide composition contains an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from fluoropyrazole furanone, the active ingredient B is any compound selected from thiamethoxam, thiacloprid, clothianidin and dinotefuran, and the weight ratio of the active ingredient A to the active ingredient B is (1: 80) to (60: 1). The composition disclosed by the invention has a synergistic effect on a variety of pests which endanger agricultural production, so that the pesticide dosage is reduced, the residual quantity of the pesticide on crops is reduced, the environmental pollution is alleviated, the composition is safe to human and livestock, the environmental compatibility is good, and the drug resistance for the pests is difficult to generate.
Description
Technical field
The invention belongs to technical field of pesticide, the application of the Pesticidal combination that relates to a kind of fluorine-containing pyrrole furanone and anabasine on crop pests.
Background technology
Diacloden, thiacloprid, clothianidin, MTI-446 all belong to Novel tobacco alkaloid compound, act on the nicotinic acid acetylcholinergic receptor of insect, and there is stronger interior suction, tag and stomach poison function, be the specific drug of controlling sucking insects and chewing type insect.
Yet 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 the very common method of control 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 very obviously, co-toxicity coefficient very high composite just still less.Through inventor's research, after discovery is composite by fluorine pyrrole furanone and Diacloden, thiacloprid, clothianidin, MTI-446, can produce good synergistic effect, and not yet open about the composite relevant report of fluorine pyrrole furanone and Diacloden, thiacloprid, clothianidin, MTI-446.
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 fluorine-containing pyrrole furanone and the Pesticidal combination of anabasine.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 ︰ 80 ~ 60 ︰ 1, described active components A is selected from fluorine pyrrole furanone, active component B is selected from a kind of in Diacloden, thiacloprid, clothianidin, MTI-446, and active components A and the preferred weight ratio of active component B are 1 ︰ 60 ~ 40 ︰ 1; More preferably the weight ratio of fluorine pyrrole furanone and Diacloden is 1 ︰ 20 ~ 10 ︰ 1, the weight ratio of fluorine pyrrole furanone and thiacloprid is 1 ︰ 30 ~ 10 ︰ 1, the weight ratio of fluorine pyrrole furanone and clothianidin is 1 ︰ 20 ~ 10 ︰ 1, the weight ratio of fluorine pyrrole furanone and MTI-446 is 1 ︰ 20 ~ 20 ︰ 1, the weight ratio that most preferably is fluorine pyrrole furanone and Diacloden or clothianidin is 1 ︰ 10 ~ 5 ︰ 1, the weight ratio of fluorine pyrrole furanone and thiacloprid is 1 ︰ 15 ~ 5 ︰ 1, and the weight ratio of fluorine pyrrole furanone and MTI-446 is 1 ︰ 10 ~ 10 ︰ 1.
The purposes of the Pesticidal combination of the fluorine-containing pyrrole furanone that the present invention proposes for preventing and treating insect on crops, described crops comprise cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flowers crop, medicinal crop, raw material crop, green manure pasture crop; Described insect comprises that aleyrodid, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resemble, heart-eating worm, rice leafhopper, apple leaf miner.
The weight ratio of active components A, active component B is 1 ︰ 60 ~ 80 ︰ 1.Conventionally in composition, the weight percentage of active component is gross weight 0.5%～90%, is preferably 5%～80%.According to different preparation types, active component content scope is different.Conventionally, liquid preparation contains 1%～70% active substance by weight, is preferably 5%～50%; Solid pharmaceutical preparation contains 5%～80% active substance by weight, is preferably 10%～80%.
In Pesticidal combination 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 5%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
Bactericidal composition of the present invention can be by user before use through dilution or directly use.Its preparation can be prepared by common processing method known in those skilled in the art, after being about to active substance and mixing with liquid flux or solid carrier, 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 on demand acceptable formulation on any agricultural chemicals, wherein more preferably formulation is wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent, can also make aqua, soluble liquid, suspension emulsion, microcapsule suspension-suspending agent.
When making wetting powder, composition comprises following constituent content: active components A 1% ~ 60%, active component B1% ~ 80%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
When making water dispersible granules, composition comprises following constituent content: active components A 1% ~ 60%, active component B1% ~ 80%, dispersant 3% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
When making suspending agent, composition comprises following constituent content: 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%.
When making suspension emulsion, composition comprises following constituent content: 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 100%.
When making microemulsion, composition comprises following component and content: active components A 0.5% ~ 50%, active component B 0.5% ~ 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 constituent content: 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 are supplied surplus.
When making microcapsule suspending agent, composition comprises following constituent content: 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%.
When making microcapsule suspension-suspending agent, composition comprises following constituent content: 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:
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-suspending agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) fluorine pyrrole furanone and Diacloden, thiacloprid, clothianidin, MTI-446 composite after, there is obvious synergy and lasting effect; (2) cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flowers crop, medicinal crop, raw material crop, green manure pasture crop insect are all had to greater activity; (3) reduce agricultural chemicals dosage, reduced the residual quantity of agricultural chemicals on crop, alleviated 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 1～12 wetting powder
Fluorine pyrrole furanone, active component B, dispersant, wetting agent, filler are mixed in mixed cylinder, after airslide disintegrating mill is pulverized, mix again, can make wetting powder product of the present invention, specifically in Table 1.
Table 1 embodiment 1～12 each component and weight portion
Embodiment 13～24 water dispersible granules
Fluorine pyrrole furanone, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained to the particle diameter needing through air-flow crushing together, then add other auxiliary agents such as binding agent (can add and can not add), obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, can make water dispersible granules product of the present invention, specifically in Table 2.
Table 2 embodiment 13～24 each component and weight portions
Embodiment 25～36 suspending agents
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), through high speed shear, mix, add fluorine pyrrole furanone, active component B, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, surplus is supplied by deionized water, can make suspending agent product of the present invention, specifically in Table 3.
Table 3 embodiment 25～36 each component and weight portions
Embodiment 37～46 aqueous emulsions
Fluorine pyrrole furanone, 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, surplus is supplied by deionized water; Can make aqueous emulsion product of the present invention, specifically in Table 4.
Table 4 embodiment 37～46 each component and weight portions
Diacloden, thiacloprid, clothianidin, MTI-446 in table 1 ~ 4 are exchanged, can make novel formulation.
Embodiment 47～50 microemulsions
Fluorine pyrrole furanone, 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 5.
Table 5 embodiment 47～50 each component and content
Embodiment 51,52 microcapsule suspending agents
Fluorine pyrrole furanone, active component B, macromolecule cyst material, solvent, defoamer are mixed, 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, surplus is supplied by deionized water, 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 6.
Table 6 embodiment 51,52 each component and weight portions
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 worm 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 insect box, then connect for examination larva, under 25 ℃ of conditions, raise, every processing repeats for 3 times, every to repeat examination borer population used be 50, establishes blank simultaneously, in 72h, checks dead borer population, 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:
Insect 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, calculates co-toxicity coefficient CTC.Computing formula following (take fluorine pyrrole furanone as standard medicament, its toxicity index is 100):
TI * the P of theoretical toxicity index (TTI)=fluorine pyrrole furanone of M
fluorine pyrrole furanone+tI * P of effective active composition B
effective active composition B
In formula: the mixture that M is different proportionings
P
effective active composition Bfor effective active composition B shared ratio in composition
P
fluorine pyrrole furanonefor fluorine pyrrole furanone shared ratio in composition
B is selected from a kind of in Diacloden, thiacloprid, clothianidin, MTI-446.
Application Example two:
For trying insect: cucumber aleyrodid
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of Diacloden and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 7 fluorine pyrrole furanone and the Thiamethoxam compound toxicity test analysis of results table to cucumber aleyrodid
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.45 | - |
| Diacloden | - | 0.98 | - |
| Fluorine pyrrole furans Tong ︰ Diacloden | 60∶1 | 0.251 | 180.89 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 40∶1 | 0.234 | 194.88 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 20∶1 | 0.219 | 210.91 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 10∶1 | 0.205 | 230.86 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 5∶1 | 0.201 | 246.06 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶1 | 0.243 | 253.82 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶2 | 0.267 | 263.57 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶4 | 0.308 | 257.52 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶6 | 0.336 | 249.66 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶10 | 0.362 | 244.54 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶20 | 0.395 | 234.93 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶40 | 0.443 | 215.04 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶60 | 0.482 | 199.47 |
| Fluorine pyrrole furans Tong ︰ Diacloden | 1∶80 | 0.517 | 186.84 |
As shown in Table 7, fluorine pyrrole furanone and Diacloden to cucumber aleyrodid proportioning 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 fluorine pyrrole furanone and Diacloden is during at 1 ︰ 20 ~ 10 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 230.Wherein when fluorine pyrrole furanone and Diacloden weight ratio are 1:2, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test while finding that fluorine pyrrole furanone and Diacloden proportioning are 10:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:10,1:15,1:20, to the aleyrodid in various crop, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resemble, the control of heart-eating worm, rice leafhopper, apple leaf miner has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example three
For trying insect: rice hoppers
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of thiacloprid and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to rice hoppers of table 8 fluorine pyrrole furanone and thiacloprid
| Reagent agent | Proportioning | LC 50(ugmL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.54 | - |
| Thiacloprid | - | 1.31 | - |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 60∶1 | 0.294 | 185.46 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 40∶1 | 0.261 | 209.91 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 20∶1 | 0.247 | 224.92 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 10∶1 | 0.242 | 235.74 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 5∶1 | 0.241 | 248.40 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶1 | 0.299 | 255.77 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶3 | 0.352 | 274.36 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶6 | 0.408 | 266.74 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶12 | 0.455 | 259.45 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶15 | 0.483 | 249.03 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶20 | 0.507 | 241.95 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶30 | 0.529 | 236.75 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶40 | 0.582 | 217.52 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶60 | 0.616 | 207.80 |
| Fluorine pyrrole furans Tong ︰ thiacloprid | 1∶80 | 0.689 | 186.84 |
As shown in Table 8, fluorine pyrrole furanone and thiacloprid to rice hoppers proportioning 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 fluorine pyrrole furanone and thiacloprid is during at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 235.Wherein when fluorine pyrrole furanone and thiacloprid weight ratio are 1:3, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that fluorine pyrrole furanone and thiacloprid proportioning are 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, 1:25, during 1:30, to the aleyrodid in various crop, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resembles, heart-eating worm, rice leafhopper, the control of apple leaf miner has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example four
For trying insect: tomato aleyrodid
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of clothianidin and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to tomato aleyrodid of table 9 fluorine pyrrole furanone and clothianidin
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.49 | - |
| Clothianidin | - | 0.93 | - |
| Fluorine pyrrole furans Tong ︰ clothianidin | 60∶1 | 0.264 | 187.06 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 40∶1 | 0.247 | 200.70 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 20∶1 | 0.231 | 217.01 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 10∶1 | 0.225 | 227.57 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 5∶1 | 0.223 | 238.54 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶1 | 0.259 | 247.81 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶2 | 0.281 | 254.72 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶4 | 0.319 | 247.15 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶6 | 0.342 | 241.01 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶10 | 0.361 | 238.17 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶20 | 0.393 | 226.94 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶40 | 0.428 | 212.63 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶60 | 0.456 | 200.99 |
| Fluorine pyrrole furans Tong ︰ clothianidin | 1∶80 | 0.489 | 188.10 |
As shown in Table 9, fluorine pyrrole furanone and clothianidin to tomato aleyrodid proportioning 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 fluorine pyrrole furanone and clothianidin is during at 1 ︰ 20 ~ 10 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 225.Wherein when fluorine pyrrole furanone and clothianidin weight ratio are 1:2, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that fluorine pyrrole furanone and clothianidin proportioning are 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 aleyrodid in various crop, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resembles, heart-eating worm, rice leafhopper, the control of apple leaf miner has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example five
For trying insect: capsicum aleyrodid
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of MTI-446 and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to capsicum aleyrodid of table 10 fluorine pyrrole furanone and MTI-446
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.57 | - |
| MTI-446 | - | 0.51 | - |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 60∶1 | 0.301 | 189.00 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 40∶1 | 0.284 | 200.13 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 20∶1 | 0.259 | 218.85 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 10∶1 | 0.248 | 227.41 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 4∶1 | 0.237 | 234.98 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 2∶1 | 0.225 | 243.77 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶1 | 0.213 | 252.74 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶2 | 0.215 | 245.84 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶4 | 0.219 | 237.88 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶10 | 0.226 | 227.84 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶20 | 0.234 | 219.05 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶40 | 0.245 | 208.70 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶60 | 0.258 | 198.02 |
| Fluorine pyrrole furans Tong ︰ MTI-446 | 1∶80 | 0.273 | 187.06 |
As shown in Table 10, fluorine pyrrole furanone and MTI-446 to capsicum aleyrodid proportioning 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 fluorine pyrrole furanone and MTI-446 is during at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 215.Wherein when fluorine pyrrole furanone and MTI-446 weight ratio are 1:1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.Through applicant, test and find that fluorine pyrrole furanone and MTI-446 proportioning are 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, 1:10, 1:15, during 1:20, to the aleyrodid in various crop, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resembles, heart-eating worm, rice leafhopper, the control of apple leaf miner has obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Effect experiment part: test medicine is researched and developed, provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 25% Diacloden wetting powder (commercial), 40% thiacloprid suspending agent (autogamy), 50% clothianidin wetting powder (autogamy), 20% MTI-446 wetting powder (autogamy).
Application Example hexafluoro pyrrole furanone and active component B and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation rice hoppers insect pest index before medicine, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 15 days, 30 days.Result of the test is as follows:
Table 11 fluorine pyrrole furanone and active component B and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 11, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat rice hoppers, through inventor's evidence fluorine pyrrole furanone and active component B, also can effectively prevent and treat rice-stem borer, paddy stem borer, rice stinkbug, rice leafhopper after composite, control efficiency is all higher than 96%, the preventive effect that is better than single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example seven fluorine pyrrole furanones and active component B and the composite control cucumber aleyrodid test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and before medicine, investigation cucumber powder mite evil index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 10 days, 20 days.Result of the test is as follows:
Table 12 fluorine pyrrole furanone and active component B and the composite control cucumber aleyrodid test of pesticide effectiveness thereof
As can be seen from Table 12, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat cucumber 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 octafluoro pyrrole furanone and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
This test arrangement is in Weinan City Dali County, Shaanxi Province, and before medicine, investigation cotton cotton bollworm insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 10 days, 30 days.Result of the test is as follows:
Table 13 fluorine pyrrole furanone and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
As can be seen from Table 13, fluorine pyrrole furanone and active component B and composite control cotton cotton bollworm thereof, through inventor's evidence fluorine pyrrole furanone and active component B, also can effectively prevent and treat cotton aphid, pink bollworm, cotton boll after composite resembles, control efficiency is all higher than 97%, the preventive effect that is better than single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example nine fluorine pyrrole furanones and active component B and the composite control pear tree pear sucker test of pesticide effectiveness thereof
This test arrangement is in Xianyang, Shanxi province city, and before medicine, investigation pear tree pear sucker insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 10 days, 30 days.Result of the test is as follows:
Table 14 fluorine pyrrole furanone and active component B and the composite control pear tree pear sucker test of pesticide effectiveness thereof
As can be seen from Table 14, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat pear tree pear sucker, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, through inventor's evidence fluorine pyrrole furanone and active component B, also can effectively prevent and treat pear tree heart-eating worm after composite, control efficiency, all higher than 97%, has no adverse effects to target crop in test scope of medication.
Application Example ten fluorine pyrrole furanones and active component B and the composite control ornamental plants thrips test of pesticide effectiveness thereof
This test arrangement is in nursery, Xi'an City, Shanxi Province, and before medicine, investigation ornamental plants thrips insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 15 fluorine pyrrole furanone and active component B and the composite control ornamental plants thrips test of pesticide effectiveness thereof
As can be seen from Table 15, fluorine pyrrole furanone and active component B and composite control ornamental plants thrips thereof, through inventor's evidence fluorine pyrrole furanone and active component B, also can effectively prevent and treat ornamental plants flea beetle, aphid, scale insect after composite, control efficiency is all higher than 97%, the preventive effect that is better than 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, fluorine pyrrole furanone and Diacloden, thiacloprid, clothianidin, MTI-446 composite rear to the aleyrodid in various crop, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resemble, the preventive effect of the common insect such as heart-eating worm, rice leafhopper, apple leaf miner is all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the Pesticidal combination of a fluorine-containing pyrrole furanone and anabasine, contain active components A and active component B, it is characterized in that: active components A and active component B weight ratio are 1 ︰ 80 ~ 60 ︰ 1, described active components A is selected from fluorine pyrrole furanone, and active component B is selected from a kind of in Diacloden, thiacloprid, clothianidin, MTI-446.
2. the Pesticidal combination of fluorine-containing pyrrole furanone according to claim 1 and anabasine, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 40 ︰ 1.
3. the Pesticidal combination of fluorine-containing pyrrole furanone according to claim 2 and anabasine, is characterized in that:
The weight ratio of fluorine pyrrole furanone and Diacloden is 1 ︰ 20 ~ 10 ︰ 1;
The weight ratio of fluorine pyrrole furanone and thiacloprid is 1 ︰ 30 ~ 10 ︰ 1;
The weight ratio of fluorine pyrrole furanone and clothianidin is 1 ︰ 20 ~ 10 ︰ 1;
The weight ratio of fluorine pyrrole furanone and MTI-446 is 1 ︰ 20 ~ 20 ︰ 1.
4. according to the fluorine-containing pyrrole furanone described in any one in claims 1 to 3 and the Pesticidal combination of anabasine, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
5. the Pesticidal combination of fluorine-containing pyrrole furanone according to claim 4 and anabasine is used for the purposes of preventing and treating insect on crops.
6. purposes according to claim 5, it is characterized in that, described insect comprises: aleyrodid, tea lesser leafhopper, scale insect, aphid, thrips, rice fulgorid, flea beetle, longicorn, striped rice borer, paddy stem borer, rice stinkbug, pear sucker, cotton bollworm, pink bollworm, cotton boll resemble, heart-eating worm, rice leafhopper, apple leaf miner.
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| CN109122692A (en) * | 2018-10-18 | 2019-01-04 | 江苏省农业科学院 | A kind of pesticide and miticide farm chemical composition with synergistic function |
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|---|---|---|---|---|
| CN101808519A (en) * | 2007-09-26 | 2010-08-18 | 拜尔农作物科学股份公司 | Active agent combinations having insecticidal and acaricidal properties |
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| CN101808519A (en) * | 2007-09-26 | 2010-08-18 | 拜尔农作物科学股份公司 | Active agent combinations having insecticidal and acaricidal properties |
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| CN109122692A (en) * | 2018-10-18 | 2019-01-04 | 江苏省农业科学院 | A kind of pesticide and miticide farm chemical composition with synergistic function |
| CN109122692B (en) * | 2018-10-18 | 2020-08-07 | 江苏省农业科学院 | Insecticidal and acaricidal pesticide composition with synergistic effect |
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