CN103380776A - Insecticidal composition containing flonicamid and carbamate - Google Patents
Insecticidal composition containing flonicamid and carbamate Download PDFInfo
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- CN103380776A CN103380776A CN2012101337225A CN201210133722A CN103380776A CN 103380776 A CN103380776 A CN 103380776A CN 2012101337225 A CN2012101337225 A CN 2012101337225A CN 201210133722 A CN201210133722 A CN 201210133722A CN 103380776 A CN103380776 A CN 103380776A
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- carbaryl
- tolyl
- carbamates
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Abstract
The invention discloses an insecticidal composition containing flonicamid and carbamate. The insecticidal composition comprises an active component A and an active component B, wherein the active component A is flonicamid and the active component B is one of isoprocarb, meta-tolyl-N-meth ylcarbamate and carbaryl and a weight ratio of the active component A to the active component B is 1: 80 to 60: 1. The insecticidal composition has synergism on a plurality of insects harmful to agricultural production, reduces a pesticide use amount, pesticide residues on crops and environmental pollution, is safe for human and animals, has good environment compatibility and does not cause pesticide resistance of insects easily.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application of Pesticidal combination on crop pests of a kind of fluorine-containing pyridine insect amide and carbamates.
Background technology
Flonicamid (flonicamid) chemical name: N-cyanogen methyl-4-(trifluoromethyl) vitamin PP, molecular formula C
9H
6F
3N
3O。Flonicamid is the insecticide of novel mechanism, and mechanism can't be determined.Suppress insect's food-taking, have interior suction conductivity, can give long-term control.
Mobucin (isoprocarb) chemical name: o-isopropylphenyl-N-methylcarbamate, molecular formula: C
11H
15NO
2Mobucin belongs to carbamate insecticide, is mainly acetylcholine esterase inhibition to insect, causes the insect paralysis to dead.
Meta-tolyl-N-methylcarbamate (MTMC) (metolcarb) chemical name a: tolyl-N-methyl carbamate, molecular formula: C
9H
11NO
2Meta-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.
Carbaryl (carbaryl) chemical name: 1 naphthyl N methyl carbamate, molecular formula: C
12H
11NO
2Carbaryl tool broad spectrum activity suppresses the acetylcholinesterase in pest body, and the insect such as the pink bollworm that leafhopper, plant hopper and some are difficult for the biting mouthpartses of control have favorable effect, and the insect preventive effect that hexachlorcyclohexane, dichlorodiphenyl trichloroethane, parathion etc. has been produced resistance is good.This medicine toxic action is slow, can be mixed with some organophosphorous pesticides, and anti-heterodyne during low temperature.
Summary of the invention
Flonicamid, Mobucin, meta-tolyl-N-methylcarbamate (MTMC), the long-term use of carbaryl single dose may bring degradation problem under resistance generation, drug effect, and the Pesticidal combination that the present invention proposes contains active components A and active component B, and appropriate surfactant and carrier.
The Pesticidal combination of a kind of fluorine-containing pyridine insect amide 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 flonicamid, active component B is selected from a kind of in Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl, and active components A and the preferred weight ratio of active component B are 1: 60～40: 1; More preferably the weight ratio of flonicamid and Mobucin is 1: 30～6: 1, and the weight ratio of flonicamid and meta-tolyl-N-methylcarbamate (MTMC) is 1: 30～6: 1, and the weight ratio of flonicamid and carbaryl is 1: 30～3: 1.
The Pesticidal combination of described fluorine-containing pyridine insect amide and carbamates is used for the purposes of insect on control fruit tree, vegetables, cereal crops, fiber crop, legume crop.
Described insect comprises: aphid, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, leaf roller.
The weight ratio of active components A, active component B is 1: 80～60: 1.Usually in composition, the weight percentage of active component is 0.5%～90% of gross weight, and better is 5%～80%.According to different preparation types, the active component content scope is different.Usually, 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%.
At least contain a kind of surfactant in Pesticidal combination of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 5%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
The selected surfactant of Pesticidal combination of the present invention is known in those skilled in the art: can be selected from one or more in dispersant, wetting agent, binding agent or defoamer.According to different dosage form, can also contain disintegrant known in those skilled in the art, antifreeze etc. in preparation.
Pesticidal combination of the present invention can be by the user before use through dilution or directly use.Its preparation can be by common processing method preparation known in those skilled in the art, be about to active substance and after liquid flux or solid carrier mix, then add one or more in surfactant such as dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc.
Pesticidal combination of the present invention, can be processed on demand acceptable formulation on any agricultural chemicals, wherein more excellent formulation is: wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent, can also make microemulsion.
When making wetting powder, composition comprises following constituent content: active components A 1%～60%, active component B 1%～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 B 1%～80%, dispersant 3%～12%, wetting agent 1%～8%, disintegrant 1%～10%, binding agent 0～8%, filler surplus.
Comprise following constituent content when composition is made suspending agent: active components A 0.5%～50%, active component B 0.5%～50%, dispersant 2%～10%, wetting agent 2%～10%, defoamer 0.01%～2%, thickener 0～2%, antifreeze 0～8%, deionized water add to 100%.
Comprise following constituent content when composition is made suspension emulsion: active components A 0.5%～50%, active component B 0.5%～50%, dispersant 2%～10%, defoamer 0.01%～2%, solvent 0～15%, thickener 0%～2%, emulsifier 2%～12%, antifreeze 0～8%, stabilizing agent 0～3%, deionized water add to 100%.
Comprise following constituent content when composition is made aqueous emulsion: active components A 0.5%～50%, active component B 0.5%～50%, solvent 0～30%, emulsifier 1%～15%, antifreeze 0～8%, thickener 0～2%, defoamer 0.01%～2%, deionized water are supplied surplus.
Comprise following constituent content when composition is made microcapsule suspending agent: active components A 0.5%～50%, active component B 0.5%～50%, macromolecule cyst material 2%～10%, dispersant 1%～10%, organic solvent 0～10%, emulsifier 1%～7%, pH adjusting agent 0.01%～5%, deionized water add to 100%.
Composition comprises following constituent content when making microcapsule suspension-suspending agent: active components A 0.5%～50%, active component B 0.5%～50%, macromolecule cyst material 2%～12%, 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%;
Comprise following constituent content when composition is made microemulsion: active components A 0.5%～50%, active component B 0.5%～50%, solvent 0～30%, emulsifier 3%～25%, antifreeze 0～8%, defoamer 0.01%～2%, stabilizing agent 0～4%, deionized water is supplied surplus.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension of the present invention-suspending agent the key technical indexes:
Microemulsion the key technical indexes of the present invention:
The invention has the advantages that:
(1) flonicamid and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl composite after, have obvious synergy and lasting effect; (2) aphid on fruit tree, vegetables, cereal crops, fiber crop, legume crop, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, leaf roller etc. all there is greater activity.(3) reduce the agricultural chemicals dosage, reduced the residual quantity of agricultural chemicals on crop, alleviated environmental pollution; (4) to the person poultry safety, Environmental compatibility is good; And the preparation adhesion strength strengthens, resistance of rainwater washing against.
Embodiment
To further instruction of the present invention, the percentage in embodiment all is weight percentage below in conjunction with embodiment, but the present invention is not limited thereto.
Application Example one
Example 1～11 wetting powder
Flonicamid, active component B, dispersant, wetting agent, filler are mixed in mixed cylinder, mix again after airslide disintegrating mill is pulverized, can make wetting powder product of the present invention, specifically see Table 1,2.
Table 1 example 1～4 component and content
Table 2 example 5～11 components and content
Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl in table 1,2 are exchanged, can make novel formulation.
Example 12～22 water dispersible granules
Flonicamid, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained through air-flow crushing the particle diameter that needs together, then add other auxiliary agent such as binding agent, obtain the materials of granulating.With item quantitatively send in the fluidized bed granulation dryer through granulation and drying after, can make water dispersible granules product of the present invention, specifically see Table 3,4.
Table 3 example 12～15 components and content
Table 4 example 16～22 components and content
Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl in table 3,4 are exchanged, can make novel formulation.
Example 23～33 suspending agents
With dispersant, wetting agent, defoamer, thickener, antifreeze, mix through high speed shear, add flonicamid, active component B, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, surplus is supplied with deionized water, can make suspending agent product of the present invention, specifically sees Table 5,6.
Table 5 example 23～26 components and content
Table 6 example 27～33 components and content
Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl in 5,6 tables are exchanged, can make novel formulation.
Example 34～39 suspension emulsions
To add dispersant, defoamer, thickener, antifreeze, stabilizing agent in flonicamid, mix through high speed shear, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make active component flonicamid suspending agent, then with active component B, emulsifier, solvent and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make suspension emulsion product of the present invention.Specifically see Table 8.
Table 7 example 34～39 components and content
In showing, Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl exchange, and can make novel formulation.
Example 40～45 aqueous emulsions
Flonicamid, active component B, solvent, emulsifier are added together, make to be dissolved into even oil phase; Deionized water, antifreeze, thickener, defoamer are mixed, become the homogeneous water.Under high-speed stirred, water is added oil phase, surplus is supplied with deionized water; Can make aqueous emulsion product of the present invention, specifically see Table 8.
Table 8 example 40～45 components and content
In showing, Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl exchange, and can make novel formulation.
Example 46～51 microcapsule suspending agents
With flonicamid, active component B, macromolecule cyst material, solvent, make and 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 with deionized water, and bi-material reacts at oil-water interfaces, forms the macromolecule cyst wall, make the finely disseminated microcapsule suspending agent product of the present composition, specifically see Table 9.
Table 9 example 46～51 components and content
In showing, Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl exchange, and can make novel formulation.
Example 52～57 microcapsule suspensions-suspending agent
With active ingredient B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent under shearing condition, make finely disseminated microcapsule suspending agent.Defoamer, thickener are mixed through high speed shear, add flonicamid, ball milling is 2～3 hours in ball mill, make diameter of particle all below 5 μ m, make suspending agent, then suspending agent is joined in the aqueous phase solution of micro-capsule suspension, deionized water is supplied surplus, make the finely disseminated microcapsule suspension of the present composition-suspending agent product, specifically see Table 10.
Table 10 embodiment 52～57 each component and weight portions
In showing, Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl exchange, and can make novel formulation.
The embodiment of the present invention is the method that adopts Toxicity Determination and field trial to combine.First by Toxicity Determination, the co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC＜80 are antagonism, and 80≤CTC≤120 are summation action, and CTC＞120 are 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, take out, naturally dry the blade of the same size that does not contact any medicament is soaked 5s in the liquid that configures after, put into insect box, then connect for the examination larva, raise under 25 ℃ of conditions, every processing repeats for 3 times, every to repeat examination borer population used be 50, establishes simultaneously blank, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50Value.If the contrast lethality is considered as invalid test greater than 10%.Computing formula is as follows:
The insect corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value (x) to, draws virulence regression equation with method of least squares, and calculates thus the value of every kind of medicament.Calculate co-toxicity coefficient CTC according to the abundant equation of Sun Yun.Computing formula following (take flonicamid as the standard medicament, its toxicity index is 100):
TI * the P of the theoretical toxicity index (TTI) of M=flonicamid
FlonicamidTI * P of+effective active composition B
Effective active composition B
In formula: M is the mixture of different proportionings
P
Effective active composition BBe effective active composition B shared ratio in composition
P
FlonicamidBe flonicamid shared ratio in composition
B is selected from a kind of in Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl.
Application Example two:
For trying insect: rice hoppers
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: determine that through preliminary experiment the former medicine of flonicamid and Mobucin reaches both effective lethal concentration scopes of different proportioning mixtures.
The toxicity test result
The composite toxicity test analysis of results table to rice hoppers of table 11 flonicamid and Mobucin
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Flonicamid | - | 0.89 | - |
| Mobucin | - | 9.41 | - |
| Flonicamid: Mobucin | 60∶1 | 0.54 | 167.30 |
| Flonicamid: Mobucin | 40∶1 | 0.52 | 175.02 |
| Flonicamid: Mobucin | 20∶1 | 0.49 | 189.82 |
| Flonicamid: Mobucin | 6∶1 | 0.48 | 212.96 |
| Flonicamid: Mobucin | 3∶1 | 0.49 | 234.78 |
| Flonicamid: Mobucin | 1∶1 | 0.66 | 246.39 |
| Flonicamid: Mobucin | 1∶5 | 1.42 | 255.32 |
| Flonicamid: Mobucin | 1∶10 | 2.08 | 241.89 |
| Flonicamid: Mobucin | 1∶20 | 2.91 | 222.11 |
| Flonicamid: Mobucin | 1∶30 | 3.51 | 204.84 |
| Flonicamid: Mobucin | 1∶40 | 3.97 | 192.16 |
| Flonicamid: Mobucin | 1∶60 | 4.56 | 178.37 |
| Flonicamid: Mobucin | 1∶80 | 5.04 | 166.97 |
As shown in Table 11, flonicamid and Mobucin to the rice hoppers proportioning at 1: 80～60: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in scope at 1: 80～60: 1 all shows synergistic effect, during at 1: 30～6: 1, synergistic effect is more obviously outstanding when the proportioning of flonicamid and Mobucin.Wherein co-toxicity coefficient is maximum when flonicamid and Mobucin weight ratio are 1: 5, and synergistic effect is the most obvious.test through the applicant and find that flonicamid and Mobucin proportioning are 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: 11, 1: 12, 1: 15, 1: 20, 1: 25, 1: 30 o'clock, flonicamid and Mobucin are composite rear to the aphid on various crop, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, the bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, the control of leaf roller has obvious synergistic effect synergistic effect obvious, co-toxicity coefficient is all greater than 200.
Application Example three
For trying insect: tea lesser leafhopper
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: determine that through preliminary experiment the former medicine of flonicamid and meta-tolyl-N-methylcarbamate (MTMC) reaches both effective lethal concentration scopes of different proportioning mixtures.
The composite toxicity test analysis of results table to tea lesser leafhopper of table 12 fluorine lice sulfanilamide (SN) and meta-tolyl-N-methylcarbamate (MTMC)
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Flonicamid | - | 0.87 | - |
| Meta-tolyl-N-methylcarbamate (MTMC) | - | 8.67 | - |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 60∶1 | 0.51 | 173.14 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 40∶1 | 0.49 | 181.53 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 20∶1 | 0.46 | 197.60 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 6∶1 | 0.47 | 212.41 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 3∶1 | 0.49 | 229.07 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶1 | 0.66 | 239.59 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶5 | 1.32 | 263.33 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶10 | 1.89 | 252.74 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶20 | 2.61 | 232.80 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶30 | 3.13 | 214.86 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶40 | 3.77 | 188.71 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶60 | 4.36 | 173.37 |
| Flonicamid: meta-tolyl-N-methylcarbamate (MTMC) | 1∶80 | 4.85 | 160.95 |
As shown in Table 12, flonicamid and meta-tolyl-N-methylcarbamate (MTMC) to the tea lesser leafhopper proportioning at 1: 80～60: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in scope at 1: 80～60: 1 all shows synergistic effect, during at 1: 30～6: 1, synergistic effect is more obviously outstanding when the proportioning of flonicamid and meta-tolyl-N-methylcarbamate (MTMC).Wherein co-toxicity coefficient is maximum when flonicamid and meta-tolyl-N-methylcarbamate (MTMC) weight ratio are 1: 5, and synergistic effect is the most obvious.test through the applicant and find that flonicamid and meta-tolyl-N-methylcarbamate (MTMC) proportioning are 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: 11, 1: 12, 1: 15, 1: 20, 1: 25, 1: 30 o'clock, flonicamid and meta-tolyl-N-methylcarbamate (MTMC) are composite rear to the aphid on various crop, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, the bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, the control of leaf roller has obvious synergistic effect synergistic effect obvious, co-toxicity coefficient is all greater than 210.
Application Example four
For trying insect: the cucumber aphid
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: determine that through preliminary experiment the former medicine of flonicamid and carbaryl reaches both effective lethal concentration scopes of different proportioning mixtures
The composite toxicity test analysis of results table to the cucumber aphid of table 13 fluorine lice sulfanilamide (SN) and carbaryl
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Flonicamid | - | 0.91 | - |
| Carbaryl | - | 16.46 | - |
| Flonicamid: carbaryl | 60∶1 | 0.56 | 165.06 |
| Flonicamid: carbaryl | 40∶1 | 0.54 | 172.49 |
| Flonicamid: carbaryl | 20∶1 | 0.52 | 183.24 |
| Flonicamid: carbaryl | 6∶1 | 0.51 | 195.20 |
| Flonicamid: carbaryl | 3∶1 | 0.55 | 216.61 |
| Flonicamid: carbaryl | 1∶1 | 0.73 | 236.25 |
| Flonicamid: carbaryl | 1∶5 | 1.72 | 248.70 |
| Flonicamid: carbaryl | 1∶10 | 2.47 | 260.98 |
| Flonicamid: carbaryl | 1∶20 | 3.84 | 236.34 |
| Flonicamid: carbaryl | 1∶30 | 4.93 | 215.23 |
| Flonicamid: carbaryl | 1∶40 | 5.91 | 196.58 |
| Flonicamid: carbaryl | 1∶60 | 6.95 | 185.01 |
| Flonicamid: carbaryl | 1∶80 | 7.97 | 170.55 |
As shown in Table 13, flonicamid and carbaryl to cucumber aphid proportioning at 1: 80～60: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in scope at 1: 80～60: 1 all shows synergistic effect, during at 1: 30～6: 1, synergistic effect is more obviously outstanding when the proportioning of flonicamid and carbaryl.Wherein co-toxicity coefficient is maximum when flonicamid and carbaryl weight ratio are 1: 10, and synergistic effect is the most obvious.test through the applicant and find that flonicamid and carbaryl proportioning are 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: 15, 1: 20, 1: 25, 1: 30 o'clock, flonicamid and carbaryl are composite rear to the aphid on various crop, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, the bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, the control of leaf roller has obvious synergistic effect synergistic effect obvious, co-toxicity coefficient is all greater than 210.
Application Example hexafluoro pyridine insect amide and carbamates and the composite control wheat aphid test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 4% flonicamid pulvis (self-control), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 25% carbaryl wetting powder (commercial).
Before medicine, investigation wheat aphid insect pest index, in the dispenser of insect pest initial stage of origination, investigated the insect pest indexes and calculated preventive effect after dispenser in 1 day, 3 days, 7 days.Result of the test is as follows:
Table 14 fluorine lice sulfanilamide (SN) and oxygen carbamate class and the composite control wheat aphid test of pesticide effectiveness thereof
As can be seen from Table 14, can effectively prevent and treat wheat aphid after flonicamid and carbamates are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example seven flonicamids and carbamates and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
This test arrangement is at Shaanxi Province's Hanzhong City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 4% flonicamid pulvis (self-control), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 25% carbaryl wetting powder (commercial).
Before medicine, investigation rice hoppers insect pest index, in the dispenser of insect pest initial stage of origination, investigated the insect pest indexes and calculated preventive effect after dispenser in 1 day, 3 days, 7 days.Result of the test is as follows:
Table 15 fluorine lice sulfanilamide (SN) and carbamates and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 15, can effectively prevent and treat rice hoppers after flonicamid and carbamates are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example octafluoro pyridine insect amide and carbamates and the composite control rice-leaf hopper test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 4% flonicamid pulvis (self-control), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 25% carbaryl wetting powder (commercial).
Before medicine, investigation rice-leaf hopper insect pest index, in the dispenser of insect pest initial stage of origination, investigated the insect pest indexes and calculated preventive effect after dispenser in 1 day, 3 days, 7 days.Result of the test is as follows:
Table 16 fluorine lice sulfanilamide (SN) and carbamates and the composite control rice-leaf hopper test of pesticide effectiveness thereof
As can be seen from Table 16, can effectively prevent and treat rice-leaf hopper after flonicamid and carbamates are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example nine flonicamids and carbamates and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
This test arrangement is in Weinan City Dali County, Shaanxi Province; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 4% flonicamid pulvis (self-control), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 25% carbaryl wetting powder (commercial).
Before medicine, investigation cotton cotton bollworm insect pest index, in the dispenser of insect pest initial stage of origination, investigated the insect pest indexes and calculated preventive effect after dispenser in 1 day, 3 days, 7 days.Result of the test is as follows:
Table 17 fluorine lice sulfanilamide (SN) and carbamates and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
As can be seen from Table 17, can effectively prevent and treat the cotton cotton bollworm after flonicamid and carbamates are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example ten flonicamids and carbamates and the composite control tobacco oriental tobacco budworm test of pesticide effectiveness thereof
This test arrangement is in Weinan City Dali County, Shaanxi Province; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 4% flonicamid pulvis (self-control), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 25% carbaryl wetting powder (commercial).
The blue or green pests index of investigation tobacco smoke before medicine in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes and calculated preventive effect after dispenser in 1 day, 3 days, 7 days.Result of the test is as follows:
Table 18 fluorine lice sulfanilamide (SN) and carbamates and the composite control tobacco oriental tobacco budworm test of pesticide effectiveness thereof
As can be seen from Table 18, can effectively prevent and treat the tobacco oriental tobacco budworm after flonicamid and carbamates are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example 11 flonicamids and carbamates and the composite control tomato trialeurodes vaporariorum test of pesticide effectiveness thereof
This test arrangement is at the Xian District, Shanxi Province suburban area; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 4% flonicamid pulvis (self-control), 20% Mobucin missible oil (commercial), 20% meta-tolyl-N-methylcarbamate (MTMC) missible oil (commercial), 25% carbaryl wetting powder (commercial).
Before medicine, investigation tomato trialeurodes vaporariorum insect pest index, in the dispenser of insect pest initial stage of origination, investigated the insect pest indexes and calculated preventive effect after dispenser in 1 day, 3 days, 7 days.Result of the test is as follows:
Table 19 fluorine lice sulfanilamide (SN) and carbamates and the composite control tomato trialeurodes vaporariorum test of pesticide effectiveness thereof
As can be seen from Table 19, can effectively prevent and treat the tomato trialeurodes vaporariorum after flonicamid and carbamates are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect phase is long.In the test scope of medication, the target crop is had no adverse effects.
After draw through different local throughout the country tests, the composite rear preventive effect to common insects such as the aphid on various crop, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, leaf rollers of flonicamid and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl is all more than 95%, be better than the single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the Pesticidal combination of a fluorine-containing pyridine insect amide 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 flonicamid, and active component B is selected from a kind of in Mobucin, meta-tolyl-N-methylcarbamate (MTMC), carbaryl.
2. the Pesticidal combination of fluorine-containing pyridine insect amide according to claim 1 and carbamates, it 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 pyridine insect amide according to claim 2 and carbamates is characterized in that:
The weight ratio of flonicamid and Mobucin is 1: 30～6: 1;
Flonicamid and meta-tolyl-N-methylcarbamate (MTMC) weight ratio are 1: 30～6: 1;
The weight ratio of flonicamid and carbaryl is 1: 30～3: 1.
4. the Pesticidal combination of the described fluorine-containing pyridine insect amide of any one and carbamates according to claim 1 to 3, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microcapsule suspending agent, microcapsules suspension-suspending agent.
5. the Pesticidal combination of fluorine-containing pyridine insect amide according to claim 4 and carbamates is used for the purposes of insect on the control crops.
6. purposes according to claim 5, it is characterized in that: described insect comprises aphid, rice fulgorid, leafhopper, tea lesser leafhopper, trialeurodes vaporariorum, cotton bollworm, striped rice borer, snail, bridging worm, cutworm, pink bollworm, cabbage caterpillar, rice gall midge, Pomacea canaliculata, ant, oriental tobacco budworm, thrips, leaf roller.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002037964A1 (en) * | 2000-11-10 | 2002-05-16 | Syngenta Participations Ag | Synergistic pesticidal compositions comprising n-cyanomethyl-4-(trifluoromethyl)nicotinamide |
| WO2012005371A1 (en) * | 2010-07-09 | 2012-01-12 | Ishihara Sangyo Kaisha, Ltd. | Water-based pesticidal suspension |
| CN103053566A (en) * | 2011-10-20 | 2013-04-24 | 南京华洲药业有限公司 | Compound insecticidal composition containing flonicamid and metolcarb, and application thereof |
| CN103053567A (en) * | 2011-10-20 | 2013-04-24 | 南京华洲药业有限公司 | Compound insecticidal composition containing flonicamid and isoprocarb, and application thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002037964A1 (en) * | 2000-11-10 | 2002-05-16 | Syngenta Participations Ag | Synergistic pesticidal compositions comprising n-cyanomethyl-4-(trifluoromethyl)nicotinamide |
| WO2012005371A1 (en) * | 2010-07-09 | 2012-01-12 | Ishihara Sangyo Kaisha, Ltd. | Water-based pesticidal suspension |
| CN103053566A (en) * | 2011-10-20 | 2013-04-24 | 南京华洲药业有限公司 | Compound insecticidal composition containing flonicamid and metolcarb, and application thereof |
| CN103053567A (en) * | 2011-10-20 | 2013-04-24 | 南京华洲药业有限公司 | Compound insecticidal composition containing flonicamid and isoprocarb, and application thereof |
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