CN103651551A - Pesticidal insecticide composition containing fluoropyrazole furanone - Google Patents
Pesticidal insecticide composition containing fluoropyrazole furanone Download PDFInfo
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- CN103651551A CN103651551A CN201210352968.1A CN201210352968A CN103651551A CN 103651551 A CN103651551 A CN 103651551A CN 201210352968 A CN201210352968 A CN 201210352968A CN 103651551 A CN103651551 A CN 103651551A
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- pyrrole furanone
- fluorine pyrrole
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Abstract
The invention discloses a pesticidal insecticide composition containing fluoropyrazole furanone. The pesticidal 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 chlorpyrifos, buprofezin and dichlorvos, and the weight ratio of the active ingredient A to the active ingredient B is (1: 80) to (40: 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 agricultural insecticide composition that relates to a kind of fluorine-containing pyrrole furanone on crop pests.
Background technology
Chlopyrifos (Chlorpyrifos) chemical name: O, O-diethyl-O-(3,5,6-trichloro-2-pyridyl) phosphorothionate, molecular formula: C
9h
11cl
3nO
3pS.It is anticholinesterase, and the residual life on blade is not long, but residual life in soil is longer, good to the preventive effect of soil insect.Responsive to tobacco.
Buprofezin (Buprofezin) chemical name: 2-Te-Ding imido grpup-3-isopropyl-5-phenyl-3,4,5,6-tetrahydrochysene-2H-1,3,5-thiadiazine-4-ketone, molecular formula: C
16h
23n
30s.Suppress the new selective insecticide that insect growth is grown, action of contace poison is strong, also has stomach poison function.Mechanism of action is synthetic and disturb metabolism for suppressing insect chitin, causes nymph cast off a skin deformity or wing deformity and slowly dead.
Dichlorvos (Dichlorvos) chemical name: 0,0-dimethyl-0-(2,2-dichloro) vinyl phosphate, molecular formula: C
4h
7cL
2o
4p.Dichlorvos is the insecticide that a kind of foliar spray is used, and efficient, quick-acting, wide spectrum are anticholinesterase.Good to chewing type and sucking pest preventive effect.Its vapour pressure is high, and Homoptera, lepidopterous insects are had to the extremely strong power of knocking down.After dispenser, easily decompose, the longevity of residure is short, noresidue.
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 synergy to lack, especially synergistic effect very obviously, co-toxicity coefficient very high composite just still less.The composite very research of using through inventor, finds to produce good synergistic effect by fluorine pyrrole furanone and chlopyrifos, Buprofezin, after atgard mixed, and not yet open about fluorine pyrrole furanone and chlopyrifos, Buprofezin, atgard mixed relevant report.
Summary of the invention
The agricultural insecticide composition of the fluorine-containing pyrrole furanone that the object of the invention is to propose to there is synergistic function, use cost is low, preventive effect is good.
A kind of agricultural insecticide composition of fluorine-containing pyrrole furanone, contain active components A and active component B, it is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 80 ~ 40 ︰ 1, described active components A is selected from fluorine pyrrole furanone, active component B is selected from chlopyrifos, Buprofezin, a kind of in dichlorvos, active components A and the preferred weight ratio of active component B are 1 ︰ 60 ~ 30 ︰ 1, more preferably the weight ratio of fluorine pyrrole furanone and chlopyrifos is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio of fluorine pyrrole furanone and Buprofezin is 1 ︰ 25 ~ 10 ︰ 1, the weight ratio of fluorine pyrrole furanone and dichlorvos is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio that most preferably is fluorine pyrrole furanone and chlopyrifos is 1 ︰ 24 ~ 1 ︰ 4, and the weight ratio of fluorine pyrrole furanone and Buprofezin is 1 ︰ 14 ~ 4 ︰ 1, and the weight ratio of fluorine pyrrole furanone and dichlorvos is 1 ︰ 24 ~ 1 ︰ 4.
The purposes of the agricultural insecticide composition of described fluorine-containing pyrrole furanone for preventing and treating crop pests, 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 aleyrodid, plant hopper, leafhopper, aphid, leaf miner, striped rice borer, paddy stem borer, rice leaf roller, leaf roller, beet armyworm, prodenia litura, cotton bollworm, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, scale insect, looper, stinkbug, thrips, rice gall midge, cutworm, base of a fruit moth, flea beetle, wireworm, mole cricket, Americal rice leaf miner, longicorn, caterpillar, rice plant skipper, arrowhead scales.
The weight ratio of active components A, active component B is 1 ︰ 80 ~ 40 ︰ 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.
Pesticidal combination 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 into acceptable formulation on any agricultural chemicals on demand, and wherein more excellent formulation is: wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent, soluble liquid.Can also make suspension emulsion, microcapsule suspension-suspending agent, aqua.
When making wetting powder, composition comprises following constituent content: active components A 0.1% ~ 40%, active component B0.1% ~ 80%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
When making water dispersible granules, composition comprises following constituent content: active components A 0.1% ~ 40%, active component B 0.1% ~ 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 0.1% ~ 50%, active component B 0.1% ~ 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 aqueous emulsion, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, solvent 1% ~ 30%, emulsifier 1% ~ 15%, antifreeze 0 ~ 8%, thickener 0 ~ 2%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making microemulsion, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, solvent 1% ~ 20%, emulsifier 3% ~ 25%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making microcapsule suspending agent, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, macromolecule cyst material 2% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, defoamer 0.01% ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
When making soluble liquid, composition comprises following constituent content: active components A 0.1% ~ 60%, active component B 0.1% ~ 60%, emulsifier 1% ~ 10%, cosolvent 2% ~ 6%, solvent 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:
Aqueous emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Soluble liquid the key technical indexes of the present invention:
The invention has the advantages that:
(1) fluorine pyrrole furanone and chlopyrifos, Buprofezin, atgard mixed after, there is obvious synergy and lasting effect, (2) to 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, the aleyrodid of green manure pasture crop, plant hopper, leafhopper, aphid, leaf miner, striped rice borer, paddy stem borer, rice leaf roller, leaf roller, beet armyworm, prodenia litura, cotton bollworm, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, scale insect, looper, stinkbug, thrips, rice gall midge, cutworm, base of a fruit moth, flea beetle, wireworm, mole cricket, Americal rice leaf miner, longicorn, caterpillar, rice plant skipper, arrowhead scales etc. all have 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 the enhancing of preparation adhesion strength, 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 1～9 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 1,2.
Table 1 embodiment 1～4 component and content
Table 2 embodiment 5～9 components and content
Embodiment 10～16 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 3,4.
Table 3 embodiment 10～13 components and content
Table 4 embodiment 14～16 components and content
Embodiment 17～23 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 5,6.
Table 5 embodiment 17～20 components and content
Table 6 embodiment 21～23 components and content
Embodiment 24～32 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 7,8.
Table 7 embodiment 24～27 components and content
Table 8 embodiment 28～32 components and content
Embodiment 33～36 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 9.
Table 9 embodiment 33～36 components and content
Table 1 ~ 9 Chlorpyrifos, Buprofezin, dichlorvos are exchanged, can make novel formulation.
Embodiment 37～39 microcapsule suspending agents
By fluorine pyrrole furanone, active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent, dispersant, defoamer, surplus is supplied by deionized water, 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 10.
Table 10 embodiment 37～39 components and content
Embodiment 40～42 soluble liquids
Active components A, active ingredient B are dissolved in the homogenizer that cosolvent is housed, emulsifier, solvent are joined in the homogenizer that above-mentioned solution is housed, surplus gives strong mixing and homogenize after supplying with solvent, finally obtain the as clear as crystal soluble liquid product of the present invention of outward appearance, specifically in Table 11.
Table 11 embodiment 40～42 components and content
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, calculate 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 furanonetI * 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 chlopyrifos, Buprofezin, dichlorvos.
Application Example two:
For trying insect: brassicaceous vegetable cabbage caterpillar
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 chlopyrifos and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 12 fluorine pyrrole furanone and the chlorpyrifos mixture toxicity test analysis of results table to brassicaceous vegetable cabbage caterpillar
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.38 | - |
| Chlopyrifos | - | 5.04 | - |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 40∶1 | 0.21 | 185.13 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 20∶1 | 0.20 | 198.75 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 5∶1 | 0.20 | 224.61 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶1 | 0.31 | 227.97 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶4 | 0.62 | 235.44 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶9 | 0.93 | 243.42 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶15 | 1.15 | 248.10 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶19 | 1.28 | 244.09 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶24 | 1.41 | 239.81 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶30 | 1.60 | 225.71 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶45 | 2.00 | 198.96 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶60 | 2.12 | 197.94 |
| Fluorine pyrrole furans Tong ︰ chlopyrifos | 1∶80 | 2.25 | 194.55 |
As shown in Table 12, the proportioning of fluorine pyrrole furanone and chlorpyrifos mixture control brassicaceous vegetable cabbage caterpillar is when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 40 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and chlopyrifos is during at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and chlopyrifos is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:25, 1:30, wherein when fluorine pyrrole furanone and chlopyrifos weight ratio are 1 ︰ 15, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example three
For trying insect: water rice hopper
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 Buprofezin and the two different proportioning mixture through preliminary experiment.
Table 13 fluorine pyrrole furanone and the buprofezin compound toxicity test analysis of results table to water rice hopper
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.35 | - |
| Buprofezin | - | 1.03 | - |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 40∶1 | 0.19 | 187.23 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 20∶1 | 0.18 | 200.76 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 10∶1 | 0.17 | 219.03 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 4∶1 | 0.17 | 237.20 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶1 | 0.21 | 248.79 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶3 | 0.27 | 256.77 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶9 | 0.34 | 253.66 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶14 | 0.38 | 239.97 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶19 | 0.41 | 228.98 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶25 | 0.44 | 217.81 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶40 | 0.50 | 196.68 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶60 | 0.51 | 195.73 |
| Fluorine pyrrole furans Tong ︰ Buprofezin | 1∶80 | 0.52 | 193.44 |
As shown in Table 13, the proportioning of fluorine pyrrole furanone and buprofezin compound control water rice hopper is when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 40 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and Buprofezin is during at 1 ︰ 25 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 215, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and Buprofezin is 10:1, 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, 1:11, 1:12, 1:13, 1:14, 1:15, 1:20, 1:25, wherein when fluorine pyrrole furanone and Buprofezin weight ratio are 1 ︰ 3, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example four
For trying insect: wheat aphid
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 dichlorvos and the two different proportioning mixture through preliminary experiment
Table 14 fluorine pyrrole furanone and the atgard mixed toxicity test analysis of results table to wheat aphid
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.32 | - |
| Dichlorvos | - | 5.19 | - |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 40∶1 | 0.18 | 181.94 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 20∶1 | 0.17 | 197.04 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 5∶1 | 0.17 | 223.13 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶1 | 0.26 | 231.86 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶4 | 0.53 | 242.16 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶9 | 0.83 | 247.95 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶15 | 1.05 | 253.33 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶19 | 1.18 | 249.77 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶24 | 1.33 | 242.56 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶30 | 1.55 | 224.58 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶45 | 1.90 | 205.25 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶60 | 2.10 | 197.80 |
| Fluorine pyrrole furans Tong ︰ dichlorvos | 1∶80 | 2.25 | 194.18 |
As shown in Table 14, the proportioning of fluorine pyrrole furanone and atgard mixed control wheat aphid is when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 40 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and dichlorvos is during at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and dichlorvos is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:25, 1:30, wherein when fluorine pyrrole furanone and dichlorvos weight ratio are 1 ︰ 15, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Through test, find: after fluorine pyrrole furanone and active component B are composite, the control of aleyrodid in various crop, plant hopper, leafhopper, aphid, leaf miner, striped rice borer, paddy stem borer, rice leaf roller, leaf roller, beet armyworm, prodenia litura, cotton bollworm, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, scale insect, looper, stinkbug, thrips, rice gall midge, cutworm, base of a fruit moth, flea beetle, wireworm, mole cricket, Americal rice leaf miner, longicorn, caterpillar, rice plant skipper, arrowhead scales is had to obvious synergistic effect, co-toxicity coefficient is all more than 120.
Test of pesticide effectiveness part test medicament is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 20% chlorpyrifos ec (commercial), 25% Buprofezin wetting powder (commercial), 80% DDT EC (commercial).
Application Example five fluorine pyrrole furanones and active component B and the composite control Laphygma exigua Hubner test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and investigation Laphygma exigua Hubner 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, 7 days, 15 days.Result of the test is as follows:
Table 15 fluorine pyrrole furanone and active component B and the composite control Laphygma exigua Hubner test of pesticide effectiveness thereof
As can be seen from Table 15, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat Laphygma exigua Hubner, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat wild cabbage diamond-back moth, cabbage caterpillar, aleyrodid, prodenia litura, aphid, preventive effect is all greater than 96%.In test scope of medication, target crop is had no adverse effects.
Application Example hexafluoro pyrrole furanone and active component B and the composite control water rice hopper test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation water rice hopper 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, 10 days, 20 days.Result of the test is as follows:
Table 16 fluorine pyrrole furanone and active component B and the composite control water rice hopper test of pesticide effectiveness thereof
As can be seen from Table 16, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat water rice hopper, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat paddy rice rice leaf roller, striped rice borer, paddy stem borer, and preventive effect is all greater than 96%.In test scope of medication, target crop is had no adverse effects.
Application Example seven fluorine pyrrole furanones and active component B and composite control Cruciferae vegetables thereof
The dish diamond-back moth test of pesticide effectiveness
This test arrangement is at Xian District, Shanxi Province suburban area, and before medicine, investigation brassicaceous vegetable diamond-back moth 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 17 fluorine pyrrole furanone and active component B and the composite control brassicaceous vegetable diamond-back moth test of pesticide effectiveness thereof
As can be seen from Table 17, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat brassicaceous vegetable diamond-back moth, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat brassicaceous vegetable beet armyworm, cabbage caterpillar, aleyrodid, Americal rice leaf miner, flea beetle, thrips, prodenia litura, aphid, preventive effect is all greater than 96%.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, 7 days, 15 days.Result of the test is as follows:
Table 18 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 18, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat cotton cotton bollworm, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat cotton aleyrodid, aphid, and preventive effect is all greater than 96%.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 oranges and tangerines scale insect test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and before medicine, investigation oranges and tangerines scale insect 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, 20 days.Result of the test is as follows:
Table 19 fluorine pyrrole furanone and active component B and the composite control oranges and tangerines scale insect test of pesticide effectiveness thereof
As can be seen from Table 19, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat oranges and tangerines scale insect, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat phyllocnistis citrella stainton, aphid, aleyrodid, arrowhead scales, leafhopper, preventive effect is all greater than 96%.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 chlopyrifos, Buprofezin, atgard mixed rear to the aleyrodid in various crop, plant hopper, leafhopper, aphid, leaf miner, striped rice borer, paddy stem borer, rice leaf roller, leaf roller, beet armyworm, prodenia litura, cotton bollworm, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, scale insect, looper, stinkbug, thrips, rice gall midge, cutworm, base of a fruit moth, flea beetle, wireworm, mole cricket, Americal rice leaf miner, longicorn, caterpillar, rice plant skipper, the preventive effect of the common insect such as arrowhead scales is all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the agricultural insecticide composition of a fluorine-containing pyrrole furanone, contain active components A and active component B, it is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 80 ~ 40 ︰ 1, described active components A is selected from fluorine pyrrole furanone, and active component B is selected from a kind of in chlopyrifos, Buprofezin, dichlorvos.
2. the agricultural insecticide composition of fluorine-containing pyrrole furanone according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 30 ︰ 1.
3. the agricultural insecticide composition of fluorine-containing pyrrole furanone according to claim 2, is characterized in that:
The weight ratio of fluorine pyrrole furanone and chlopyrifos is 1 ︰ 30 ~ 5 ︰ 1;
The weight ratio of fluorine pyrrole furanone and Buprofezin is 1 ︰ 25 ~ 10 ︰ 1;
The weight ratio of fluorine pyrrole furanone and dichlorvos is 1 ︰ 30 ~ 5 ︰ 1.
4. according to the agricultural insecticide composition of the fluorine-containing pyrrole furanone described in any one in claims 1 to 3, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent, soluble liquid.
5. the agricultural insecticide composition of fluorine-containing pyrrole furanone according to claim 4 is used for the purposes of preventing and treating insect on crops.
6. purposes according to claim 5, is characterized in that: described insect comprises aleyrodid, plant hopper, leafhopper, aphid, leaf miner, striped rice borer, paddy stem borer, rice leaf roller, leaf roller, beet armyworm, prodenia litura, cotton bollworm, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, scale insect, looper, stinkbug, thrips, rice gall midge, cutworm, base of a fruit moth, flea beetle, wireworm, Americal rice leaf miner, longicorn, caterpillar, rice plant skipper, arrowhead scales.
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| DE102007045953A1 (en) * | 2007-09-26 | 2009-04-02 | Bayer Cropscience Ag | Active substance combination, useful for combating animal pest, treating seed, transgenic plant and seeds of transgenic plant, comprises a 5H-furan-2-one compound and other active agent comprising e.g. acrinathrin and alpha-cypermethrin |
| CN101466705A (en) * | 2006-03-31 | 2009-06-24 | 拜尔农作物科学股份公司 | Substituted enaminocarbonyl compounds |
| WO2010083955A2 (en) * | 2009-01-23 | 2010-07-29 | Bayer Cropscience Aktiengesellschaft | Use of enaminocarboxylic compounds for fighting viruses transmitted by insects |
| CN101808522A (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 |
| CN102395271A (en) * | 2009-03-25 | 2012-03-28 | 拜尔农作物科学股份公司 | Active ingredient combinations having insecticidal and acaricidal properties |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101466705A (en) * | 2006-03-31 | 2009-06-24 | 拜尔农作物科学股份公司 | Substituted enaminocarbonyl compounds |
| DE102007045953A1 (en) * | 2007-09-26 | 2009-04-02 | Bayer Cropscience Ag | Active substance combination, useful for combating animal pest, treating seed, transgenic plant and seeds of transgenic plant, comprises a 5H-furan-2-one compound and other active agent comprising e.g. acrinathrin and alpha-cypermethrin |
| CN101808522A (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 |
| WO2010083955A2 (en) * | 2009-01-23 | 2010-07-29 | Bayer Cropscience Aktiengesellschaft | Use of enaminocarboxylic compounds for fighting viruses transmitted by insects |
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