CN103651488A - Pesticide composition containing fluorin pyrazol furan ketone and carbamates - Google Patents
Pesticide composition containing fluorin pyrazol furan ketone and carbamates Download PDFInfo
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- CN103651488A CN103651488A CN201210350119.2A CN201210350119A CN103651488A CN 103651488 A CN103651488 A CN 103651488A CN 201210350119 A CN201210350119 A CN 201210350119A CN 103651488 A CN103651488 A CN 103651488A
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- fluorine pyrrole
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- furanone
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Abstract
The invention discloses a pesticide composition containing fluorin pyrazol furan ketone and carbamates. The pesticide composition comprises an active component A and an active component B, wherein the active component A is selected from fluorin pyrazol furan ketone; the active component B is selected from any one of the following compounds: isoprocarb, meta-tolyl-N-meth ylcarbamate, indoxacarb and carbaryl; and the mass ratio of the active component A to the active component B is 1:80 to 60:1. The composition disclosed by the invention has a synergistic effect on a plurality of injurious insects harming agricultural production, the pesticide dose is reduced, the residual quantity of the pesticide on crops is reduced, the environmental pollution is relieved, the pesticide composition is safe to people and livestock, and good in environmental compatibility, and the injurious insects are not prone to generating drug resistance.
Description
Technical field
The invention belongs to technical field of pesticide, the application of the composition pesticide that relates to a kind of fluorine-containing pyrrole furanone and carbamates on crop pests.
Background technology
Mobucin (isoprocarb) chemical name: o-isopropylphenyl-N-methylcarbamate, molecular formula: C
11h
15nO
2.Mobucin belongs to carbamate insecticide, to insect, is mainly acetylcholine esterase inhibition, causes insect paralysis to dead.
Meta-tolyl-N-methylcarbamate (MTMC) (metolcarb) chemical name: tolyl ~ N ~ methyl carbamate, molecular formula: C
9h
11nO
2.Meta-tolyl-N-methylcarbamate (MTMC) has tags and fumigation action, and the power of knocking down is strong, and the lasting period is short, generally only has 3 ~ 4 days, and to rice fulgorid, rice leafhopper and rice thrips, and tea lesser leafhopper etc. has special efficacy.
Indoxacarb (indoxacarb) chemical name: 7 ~ chlorine ~ 2,3,4a, 5 ~ tetrahydrochysene ~ 2 ~ [methoxycarbonyl (4 ~ Trifluoromethoxyphen-l) carbamoyl] indeno [1,2 ~ e] [1,3,4 ~] oxadiazines ~ 4a ~ carboxylate methyl ester, molecular formula: C
22h
17clF
3n
3o
7.Indoxacarb is mainly the sodium channel in blocking-up insect nerve cell, causes target pest to coordinate poor, paralysis, finally dead.Medicament enters polypide by tagging and ingesting, and the behavior of insect changes rapidly, causes insect to stop rapidly ingesting, thus fabulous protection target crop.Test shows with other insecticide without cross resistance.
Carbaryl (carbaryl) chemical name: 1 ~ naphthyl ~ N ~ methyl carbamate, molecular formula: C
12h
11nO
2.Carbaryl tool broad spectrum activity, suppresses the acetylcholinesterase in pest body, and the insect that leafhopper, plant hopper and some is difficult for to the biting mouthpartses of control has favorable effect as pink bollworm, and the insect preventive effect that hexachlorcyclohexane, dichlorodiphenyl trichloroethane, parathion etc. has been produced to resistance is good.This medicine toxic action is slow, can be mixed with some organophosphorous pesticides, and anti-heterodyne during low temperature.
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 Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, can produce good synergistic effect, and not yet open about the composite relevant report of fluorine pyrrole furanone and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl.
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 composition pesticide of carbamates.
The fluorine-containing pyrrole furanone that the present invention proposes and the composition pesticide of carbamates contain 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 Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, and 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 Mobucin is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio of fluorine pyrrole furanone and meta-tolyl-N-methylcarbamate (MTMC) is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio of fluorine pyrrole furanone and indoxacarb is 1 ︰ 25 ~ 10 ︰ 1, and the weight ratio of fluorine pyrrole furanone and carbaryl is 1 ︰ 40 ~ 1 ︰ 1; The weight ratio that most preferably is fluorine pyrrole furanone and Mobucin is 1 ︰ 24 ~ 1 ︰ 4, the weight ratio of fluorine pyrrole furanone and meta-tolyl-N-methylcarbamate (MTMC) is 1 ︰ 24 ~ 1 ︰ 4, the weight ratio of fluorine pyrrole furanone and indoxacarb is 1 ︰ 14 ~ 4 ︰ 1, and the weight ratio of fluorine pyrrole furanone and carbaryl is 1 ︰ 34 ~ 1 ︰ 14.
The fluorine-containing pyrrole furanone that the present invention proposes and the purposes of the composition pesticide of carbamates 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 aleyrodid, aphid, rice fulgorid, leafhopper, diamond-back moth, cotton bollworm, cabbage caterpillar, beet armyworm, rice leaf roller, cutworm, thrips, tea lesser leafhopper.
The weight ratio of active components A, active component B is 1 ︰ 80 ~ 60 ︰ 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 composition pesticide 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.
Composition pesticide 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.
Composition pesticide of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand, and wherein more preferably formulation is wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent.Can also make soluble concentrate, aqua, suspension emulsion, microcapsule suspension ~ suspending agent.
When making wetting powder, composition comprises following constituent content: active components A 0.1% ~ 60%, 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% ~ 60%, active component B0.1% ~ 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 B0.1% ~ 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 microemulsion, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 20%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making aqueous emulsion, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B0.1% ~ 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 0.1% ~ 50%, active component B0.1% ~ 50%, macromolecule cyst material 2% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 10%, defoamer 0.01% ~ 2%, emulsifier 1% ~ 7%, 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:
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:
The invention has the advantages that:
(1) fluorine pyrrole furanone and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl 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
Example 1～14 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 1～14 each component and weight portion
Example 15～28 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 15～28 each component and weight portions
Example 29～42 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 29～42 each component and weight portions
Example 43～56 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 43～56 each component and weight portions
Example 5763 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 example 57～63 each component and content
Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl in table 1 ~ 5 are exchanged, can make novel formulation.
Example 64～66 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, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in Table 6.
Table 6 embodiment 64～66 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 Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl.
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 Mobucin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to cucumber aleyrodid of table 7 fluorine pyrrole furanone and Mobucin
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.41 | - |
| Mobucin | - | 8.78 | - |
| Fluorine pyrrole furans Tong ︰ Mobucin | 60∶1 | 0.22 | 189.32 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 40∶1 | 0.21 | 199.89 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 20∶1 | 0.21 | 204.52 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 5∶1 | 0.22 | 221.57 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶1 | 0.34 | 230.42 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶4 | 0.70 | 246.76 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶9 | 1.15 | 251.02 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶15 | 1.50 | 257.19 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶19 | 1.73 | 251.15 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶24 | 1.95 | 247.86 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶30 | 2.33 | 227.20 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶45 | 3.00 | 202.71 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶60 | 3.40 | 193.48 |
| Fluorine pyrrole furans Tong ︰ Mobucin | 1∶80 | 3.70 | 189.53 |
As shown in Table 7, fluorine pyrrole furanone and Mobucin 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 Mobucin is during at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 220.Through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and Mobucin 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 Mobucin weight ratio are 1:15, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
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 meta-tolyl-N-methylcarbamate (MTMC) 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 meta-tolyl-N-methylcarbamate (MTMC)
| Reagent agent | Proportioning | LC 50(ugmL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.35 | - |
| Meta-tolyl-N-methylcarbamate (MTMC) | - | 8.99 | - |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 60∶1 | 0.19 | 187.16 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 40∶1 | 0.18 | 199.11 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 20∶1 | 0.18 | 203.77 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 5∶1 | 0.19 | 219.34 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶1 | 0.30 | 224.59 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶4 | 0.63 | 240.35 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶9 | 1.05 | 246.84 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶15 | 1.40 | 252.53 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶19 | 1.63 | 246.85 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶24 | 1.87 | 241.89 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶30 | 2.25 | 222.43 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶45 | 3.00 | 195.01 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶60 | 3.40 | 188.24 |
| Fluorine pyrrole furans Tong ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶80 | 3.70 | 186.22 |
As shown in Table 8, fluorine pyrrole furanone and meta-tolyl-N-methylcarbamate (MTMC) 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 meta-tolyl-N-methylcarbamate (MTMC) is during at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 215.Through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and meta-tolyl-N-methylcarbamate (MTMC) 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 meta-tolyl-N-methylcarbamate (MTMC) weight ratio are 1:15, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Application Example four
For trying insect: paddy rice rice leaf roller
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 indoxacarb and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to paddy rice rice leaf roller of table 9 fluorine pyrrole furanone and indoxacarb
| Reagent agent | Proportioning | LC 50(ugmL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.32 | - |
| Indoxacarb | - | 0.73 | - |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 60∶1 | 0.18 | 179.43 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 40∶1 | 0.17 | 190.85 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 20∶1 | 0.16 | 205.50 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 14∶1 | 0.16 | 207.78 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 9∶1 | 0.15 | 226.03 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 4∶1 | 0.15 | 240.33 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶1 | 0.18 | 247.20 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 2∶3 | 0.19 | 254.02 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶4 | 0.23 | 252.65 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶9 | 0.26 | 248.88 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶14 | 0.29 | 231.91 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶21 | 0.32 | 215.57 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶30 | 0.34 | 206.18 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶45 | 0.37 | 191.95 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶60 | 0.38 | 188.15 |
| Fluorine pyrrole furans Tong ︰ indoxacarb | 1∶80 | 0.39 | 184.26 |
As shown in Table 9, fluorine pyrrole furanone and indoxacarb to paddy rice rice leaf roller 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 indoxacarb is during at 1 ︰ 30 ~ 20 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 205.Through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and indoxacarb is 20:1,10:1,5:1,4:1,3:1,2:1,1:1,2:3,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:11,1:12,1:13,1:14,1:15,1:20,1:25,1:30, wherein when fluorine pyrrole furanone and indoxacarb weight ratio are 2:3, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Application Example five
For trying insect: cotton cotton bollworm
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 carbaryl and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to cotton cotton bollworm of table 10 fluorine pyrrole furanone and carbaryl
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Fluorine pyrrole furanone | - | 0.45 | - |
| Carbaryl | - | 10.75 | - |
| Fluorine pyrrole furans Tong ︰ carbaryl | 60∶1 | 0.25 | 182.87 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 40∶1 | 0.25 | 184.31 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 20∶1 | 0.24 | 196.46 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 10∶1 | 0.24 | 205.39 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶1 | 0.38 | 227.33 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶8 | 1.31 | 231.60 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶14 | 1.75 | 243.19 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶19 | 2.00 | 250.65 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶25 | 2.20 | 259.87 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶29 | 2.43 | 250.93 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶34 | 2.67 | 243.43 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶40 | 3.00 | 229.96 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶60 | 3.80 | 205.71 |
| Fluorine pyrrole furans Tong ︰ carbaryl | 1∶80 | 4.25 | 197.21 |
As shown in Table 10, fluorine pyrrole furanone and carbaryl to cotton cotton bollworm 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 carbaryl is during at 1 ︰ 40 ~ 1 ︰ 1, synergistic effect is more obviously outstanding, and co-toxicity coefficient is all greater than 225.Through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and carbaryl is 1:1,1:5,1:10,1:15,1:16,1:17,1:18,1:19,1:20,1:21,1:22,1:23,1:24,1:25,1:26,1:27,1:28,1:29,1:30,1:31,1:32,1:33,1:34,1:35,1:40, wherein when fluorine pyrrole furanone and carbaryl weight ratio are 1:25, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Through test, find: after fluorine pyrrole furanone and active component B are composite, the control of the aleyrodid in various crop, aphid, rice fulgorid, leafhopper, diamond-back moth, cotton bollworm, cabbage caterpillar, beet armyworm, rice leaf roller, cutworm, thrips, tea lesser leafhopper is had to obvious synergistic effect, co-toxicity coefficient is all more than 120.
Experimental section:
Test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble concentrate (autogamy), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 30% indoxacarb water dispersible granules (commercial), 25% carbaryl wetting powder (commercial).
Application Example hexafluoro pyrrole furanone 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 11 fluorine pyrrole furanone and active component B and the composite control cucumber aleyrodid test of pesticide effectiveness thereof
As can be seen from Table 11, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat cucumber aleyrodid, control efficiency, all higher than 96%, is 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 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 7 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 Laphygma exigua Hubner 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 Laphygma exigua Hubner, through inventor's evidence fluorine pyrrole furanone and active component B, also can effectively prevent and treat wild cabbage diamond-back moth, cabbage caterpillar 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 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, 15 days, 20 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, also can effectively prevent and treat cotton aleyrodid through inventor's evidence fluorine pyrrole furanone and active component B after composite, and 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 nine fluorine pyrrole furanones 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, 7 days, 15 days.Result of the test is as follows:
Table 14 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 14, 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 paddy rice rice leaf roller, 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 ten fluorine pyrrole furanones and active component B and the composite control flowering plant aphid test of pesticide effectiveness thereof
This test arrangement is in nursery, Xi'an City, Shanxi Province, and investigation flowering plant aphid 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 15 fluorine pyrrole furanone and active component B and the composite control flowering plant aphid 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 flowering plant aphid, through inventor's evidence fluorine pyrrole furanone and active component B, also can effectively prevent and treat flowers thrips after composite, control efficiency is all higher than 95%, 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 Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl composite rear to the preventive effect of the common insects such as the aleyrodid in various crop, aphid, rice fulgorid, leafhopper, diamond-back moth, cotton bollworm, cabbage caterpillar, beet armyworm, rice leaf roller, cutworm, thrips, tea lesser leafhopper all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the composition pesticide of a fluorine-containing pyrrole furanone and carbamates, 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 Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl.
2. the composition pesticide of fluorine-containing pyrrole furanone according to claim 1 and carbamates, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 30 ︰ 1.
3. the composition pesticide of fluorine-containing pyrrole furanone according to claim 2 and carbamates, is characterized in that:
The weight ratio of fluorine pyrrole furanone and Mobucin is 1 ︰ 30 ~ 5 ︰ 1;
The weight ratio of fluorine pyrrole furanone and meta-tolyl-N-methylcarbamate (MTMC) is 1 ︰ 30 ~ 5 ︰ 1;
The weight ratio of fluorine pyrrole furanone and indoxacarb is 1 ︰ 25 ~ 10 ︰ 1;
The weight ratio of fluorine pyrrole furanone and carbaryl is 1 ︰ 40 ~ 1 ︰ 1.
4. according to the fluorine-containing pyrrole furanone described in any one in claims 1 to 3 and the composition pesticide of carbamates, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent.
5. the composition pesticide of fluorine-containing pyrrole furanone according to claim 4 and carbamates 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, aphid, rice fulgorid, leafhopper, diamond-back moth, cotton bollworm, cabbage caterpillar, beet armyworm, rice leaf roller, cutworm, thrips, tea lesser leafhopper.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104621175A (en) * | 2015-01-31 | 2015-05-20 | 山东省烟台市农业科学研究院 | Pesticide composition containing fluorine pyrazole furanone and phoxim, and application of pesticide composition |
| CN112535176A (en) * | 2019-09-23 | 2021-03-23 | 江苏功成生物科技有限公司 | Insecticidal composition containing fluoropyrazole furanone and carbamate insecticide and application |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104621175A (en) * | 2015-01-31 | 2015-05-20 | 山东省烟台市农业科学研究院 | Pesticide composition containing fluorine pyrazole furanone and phoxim, and application of pesticide composition |
| CN112535176A (en) * | 2019-09-23 | 2021-03-23 | 江苏功成生物科技有限公司 | Insecticidal composition containing fluoropyrazole furanone and carbamate insecticide and application |
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