CN103907623B - A kind of High-efficiency miticidal composition containing phonetic mite amine - Google Patents
A kind of High-efficiency miticidal composition containing phonetic mite amine Download PDFInfo
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Abstract
The invention discloses a kind of High-efficiency miticidal composition containing phonetic mite amine, miticide composition containing active components A and active component B, active components A is selected from phonetic mite amine, active component B is selected from any one compound following: clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin, halfenprox, and the weight ratio of active components A and active component B is 1: 70 ~ 70: 1.The multiple harmful mite of the present composition to harm agricultural production has synergistic effect, and decrease pesticide usage amount, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution, to person poultry safety, Environmental compatibility is good, and evil mite not easily develops immunity to drugs.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of High-efficiency miticidal composition on crops evil mite containing phonetic mite amine.
Background technology
Phonetic mite amine: for preventing and treating panonychus citri, under field trial metering, product expression goes out quick-acting and lasting effect well.
But in the real process of agricultural production, the problem that control evil mite the most easily produces is the drug-fast generation of evil mite.Different cultivars composition carries out composite, is to prevent and treat the very common method of resistance evil mite.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 clearly, very high composite just less of co-toxicity coefficient.Study very much through the composite of inventor, find by phonetic mite amine and clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin or halfenprox composite after can produce good synergistic effect, and about phonetic mite amine and the composite relevant report of clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin or halfenprox not yet open.
Summary of the invention
The object of the invention is to propose to have synergistic function, use cost is low, preventive effect the is good High-efficiency miticidal composition containing phonetic mite amine.
A kind of High-efficiency miticidal composition containing phonetic mite amine, containing 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 ︰ 70 ~ 70 ︰ 1, described active components A is selected from phonetic mite amine, active component B is selected from clofentezine, fluorine mite piperazine, pyrimidifen, one in fenazaquin or halfenprox, active components A and the preferred weight ratio of active component B are 1 ︰ 50 ~ 50 ︰ 1, the weight ratio being more preferably phonetic mite amine and clofentezine or fluorine mite piperazine or pyrimidifen or halfenprox is 1 ︰ 20 ~ 20 ︰ 1, the weight ratio of phonetic mite amine and fenazaquin is 1 ︰ 10 ~ 20 ︰ 1.
The described High-efficiency miticidal composition containing phonetic mite amine is for preventing and treating the application of crops evil mite, and described crops comprise cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop; Described harmful mite comprises two spotted spider mite, rust mite, Tetranychus urticae, Tetranychus cinnabarinus, Panonychus citri, blister mite, yellow tea mite.
The weight ratio of active components A, active component B is 1 ︰ 70 ~ 70 ︰ 1.In usual composition, the weight percentage of active component is 0.5% ~ 90% of gross weight, is preferably 5% ~ 80%.According to different preparation types, active component content scope is different.Usually, liquid preparation contains the active substance of by weight 1% ~ 70%, is preferably 5% ~ 50%; Solid pharmaceutical preparation contains the active substance of by weight 5% ~ 80%, is preferably 10% ~ 80%.
At least containing a kind of surfactant in miticide composition 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.
Surfactant selected by miticide composition 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, in preparation, disintegrant known in those skilled in the art, antifreeze etc. can also be contained.
Miticide composition of the present invention can by user before use through diluting or directly using.Its preparation can be prepared by common processing method known in those skilled in the art, after mixing with liquid flux or solid carrier by active substance, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc.
Miticide composition of the present invention, acceptable formulation on any agricultural chemicals can be processed on demand, wherein more excellent formulation is: wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent, can also make suspension emulsion, microcapsule suspension-suspendinagent agent, solvable pulvis, soluble concentrate.
Composition comprises following constituent content when making wetting powder: active components A 0.5% ~ 70%, active component B0.5% ~ 70%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
Composition comprises following constituent content when making water dispersible granules: active components A 0.5% ~ 70%, active component B0.5% ~ 70%, dispersant 3% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
Composition comprises following constituent content when making suspending agent: active components A 0.5% ~ 40%, active component B0.5% ~ 50%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
Composition comprises following constituent content when making aqueous emulsion: active components A 0.5% ~ 40%, active component B0.5% ~ 50%, solvent 1% ~ 30%, emulsifier 1% ~ 15%, antifreeze 0 ~ 8%, thickener 0 ~ 2%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following constituent content when making microemulsion: active components A 0.5% ~ 40%, active component B0.5% ~ 50%, solvent 1% ~ 20%, emulsifier 3% ~ 25%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
Composition comprises following constituent content when making microcapsule suspending agent: active components A 0.5% ~ 40%, active component B0.5% ~ 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%.
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:
The invention has the advantages that:
(1) phonetic mite amine and clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin or halfenprox composite after, there is obvious synergy and lasting effect; (2) greater activity is all had to the two spotted spider mite, rust mite, Tetranychus urticae, Tetranychus cinnabarinus, Panonychus citri, blister mite, yellow tea mite etc. of cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flower crop, medicinal crop, crop, green manure pasture crop; (3) decrease pesticide usage amount, reduce the residual quantity of agricultural chemicals on crop, alleviate environmental pollution; (4) to person poultry safety, Environmental compatibility is good, and preparation adhesion strength strengthens, resistance of rainwater washing against.
Embodiment
Below in conjunction with embodiment to further instruction of the present invention, the percentage in embodiment is all weight percentage, but the present invention is not limited thereto.
Application Example one
Example 1 ~ 17 wetting powder
Phonetic mite amine, active component B, dispersant, wetting agent, filler are mixed in mixed cylinder, mixes again after airslide disintegrating mill is pulverized, wetting powder product of the present invention can be obtained, specifically in table 1.
Table 1 example 1 ~ 17 component and content
Example 18 ~ 34 water dispersible granules
Phonetic mite amine, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained together the particle diameter needed through air-flow crushing, then add other auxiliary agents such as binding agent (can add and can not add), obtain granulation materials.Item is quantitatively sent in fluidized bed granulating dryer through granulating and after drying, water dispersible granules product of the present invention can being obtained, specifically in table 2.
Table 2 example 1834 component and content
Example 35 ~ 51 suspending agent
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), mix through high speed shear, add phonetic mite amine, active component B, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, surplus deionized water is supplied, and can obtain suspending agent product of the present invention, specifically in table 3.
Table 3 example 3551 component and content
Example 5263 aqueous emulsion
Phonetic mite amine, active component B, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, becomes homogeneous aqueous phase.Under high velocity agitation, aqueous phase is added oil phase, surplus deionized water is supplied; Aqueous emulsion product of the present invention can be obtained, specifically in table 4.
Table 4 example 52 ~ 63 component and content
Example 6475 microemulsion
Phonetic mite amine, active component B are dissolved in and are equipped with in the homogenizer of solvent, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, surplus deionized water gives strong mixing and homogenize after supplying, finally obtain the microemulsion product of the present invention that clear appearance is transparent.Specifically in table 5.
Table 5 example 6475 component and content
Clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin, halfenprox in table 1 ~ 5 are exchanged, can novel formulation be obtained.
Embodiment 76 ~ 81 microcapsule suspending agent
By phonetic mite amine, active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, in a shear condition, oil phase is joined in the aqueous phase solution containing emulsifier, pH adjusting agent, dispersant, defoamer, surplus deionized water is supplied, and bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, make the finely disseminated microcapsule suspending agent product of the present composition, specifically in table 6.
Table 6 example 76 ~ 81 component and content
The embodiment of the present invention is the method adopting Toxicity Determination and field trial to combine.First pass through Toxicity Determination, co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC < 80 is antagonism, 80≤CTC≤120 are summation action, CTC > 120 is synergistic effect, on this basis, then carry out field trial.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, is placed in beaker respectively for subsequent use.Adopt the method connecing worm after first soaking leaf, take out after the blade of the same size not contacting any medicament is soaked 5s in the liquid configured, naturally dry, put into insect box, then connect for examination larva, raise under 25 DEG C of conditions, often process and repeat for 3 times, often repeating examination borer population used is 50, establishes blank simultaneously, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50value.If contrast lethality is greater than 10%, be then considered as invalid test.Computing formula is as follows:
Evil mite corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value to (x), draws virulence regression equation, and calculate the value of often kind of medicament thus with method of least squares.Co-toxicity coefficient CTC is calculated according to the abundant equation of Sun Yun.Computing formula following (with phonetic mite amine for standard agent, its toxicity index is 100):
TI × the P of theoretical toxicity index (the TTI)=phonetic mite amine of M
phonetic mite aminetI × the P of+effective active composition B
effective active compositionb
In formula: M is the mixture of different ratio
P
effective active compositionb is the shared in the composition ratio of effective active composition B
P
phonetic mite aminefor the ratio that phonetic mite amine is shared in the composition
B is selected from the one in clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin, halfenprox.
Application Example two:
For examination evil mite: European red mite
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: the effective lethal concentration scope determining phonetic mite amine and the former medicine of clofentezine and the two different ratio mixture through preliminary experiment.
Toxicity test result
Table 7 phonetic mite amine and the composite toxicity test analysis of results table to European red mite of clofentezine
| Reagent agent | Proportioning | LC 50(ugmL) | Co-toxicity coefficient (CTC |
| Phonetic mite amine | - | 1.52 | - |
| Clofentezine | - | 2.18 | - |
| Phonetic Man An ︰ clofentezine | 1∶70 | 1.27 | 170.61 |
| Phonetic Man An ︰ clofentezine | 1∶50 | 1.17 | 184.75 |
| Phonetic Man An ︰ clofentezine | 1∶30 | 1.09 | 197.24 |
| Phonetic Man An ︰ clofentezine | 1∶20 | 1.02 | 209.40 |
| Phonetic Man An ︰ clofentezine | 1∶9 | 0.94 | 222.26 |
| Phonetic Man An ︰ clofentezine | 1∶4 | 0.86 | 233.23 |
| Phonetic Man An ︰ clofentezine | 2∶3 | 0.76 | 244.39 |
| Phonetic Man An ︰ clofentezine | 4∶1 | 0.69 | 234.49 |
| Phonetic Man An ︰ clofentezine | 9∶1 | 0.70 | 223.92 |
| Phonetic Man An ︰ clofentezine | 20∶1 | 0.73 | 211.26 |
| Phonetic Man An ︰ clofentezine | 30∶1 | 0.77 | 199.35 |
| Phonetic Man An ︰ clofentezine | 50∶1 | 0.82 | 186.47 |
| Phonetic Man An ︰ clofentezine | 70∶1 | 0.88 | 173.47 |
As shown in Table 7, phonetic mite amine and the composite proportioning of preventing and treating European red mite of clofentezine are when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of phonetic mite amine and clofentezine is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 205, testing through applicant the optimum ratio finding phonetic mite amine and clofentezine is 1:20, 1:15, 1:10, 1:9, 1:8, 1:7, 1:6, 1:5, 1:4, 1:3, 1:2, 2:3, 2:1, 3:1, 4:1, 5:1, 6:1, 7:1, 8:1, 9:1, 10:1, 15:1, 20:1, wherein when phonetic mite amine and clofentezine weight ratio are 2 ︰ 3, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example three
For examination evil mite: panonychus citri
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: the effective lethal concentration scope determining phonetic mite amine and the former medicine of fluorine mite piperazine and the two different ratio mixture through preliminary experiment.
Table 8 phonetic mite amine and the composite toxicity test analysis of results table to panonychus citri of fluorine mite piperazine
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | - | 1.64 | - |
| Fluorine mite piperazine | - | 2.36 | - |
| Phonetic Man An ︰ fluorine mite piperazine | 1∶70 | 1.26 | 186.15 |
| Phonetic Man An ︰ fluorine mite piperazine | 1∶50 | 1.16 | 201.71 |
| Phonetic Man An ︰ fluorine mite piperazine | 1∶30 | 1.08 | 215.47 |
| Phonetic Man An ︰ fluorine mite piperazine | 1∶20 | 1.01 | 228.88 |
| Phonetic Man An ︰ fluorine mite piperazine | 1∶9 | 0.93 | 243.09 |
| Phonetic Man An ︰ fluorine mite piperazine | 1∶4 | 0.85 | 255.24 |
| Phonetic Man An ︰ fluorine mite piperazine | 2∶3 | 0.75 | 267.66 |
| Phonetic Man An ︰ fluorine mite piperazine | 4∶1 | 0.68 | 256.85 |
| Phonetic Man An ︰ fluorine mite piperazine | 9∶1 | 0.69 | 245.16 |
| Phonetic Man An ︰ fluorine mite piperazine | 20∶1 | 0.72 | 231.14 |
| Phonetic Man An ︰ fluorine mite piperazine | 30∶1 | 0.76 | 217.93 |
| Phonetic Man An ︰ fluorine mite piperazine | 50∶1 | 0.81 | 203.69 |
| Phonetic Man An ︰ fluorine mite piperazine | 70∶1 | 0.87 | 189.32 |
As shown in Table 8, the proportioning of phonetic mite amine and the composite control panonychus citri of fluorine mite piperazine is when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of phonetic mite amine and fluorine mite piperazine is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, testing through applicant the optimum ratio finding phonetic mite amine and fluorine mite piperazine is 1:20, 1:15, 1:10, 1:9, 1:8, 1:7, 1:6, 1:5, 1:4, 1:3, 1:2, 2:3, 2:1, 3:1, 4:1, 5:1, 6:1, 7:1, 8:1, 9:1, 10:1, 15:1, 20:1, wherein when phonetic mite amine and fluorine mite piperazine weight ratio are 2 ︰ 3, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example four
For examination evil mite: apple tetranychus
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: the effective lethal concentration scope determining phonetic mite amine and the former medicine of pyrimidifen and the two different ratio mixture through preliminary experiment
Table 9 phonetic mite amine and the composite toxicity test analysis of results table to apple tetranychus of pyrimidifen
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | - | 1.57 | - |
| Pyrimidifen | - | 1.04 | - |
| Phonetic Man An ︰ pyrimidifen | 1∶70 | 0.56 | 186.60 |
| Phonetic Man An ︰ pyrimidifen | 1∶50 | 0.52 | 201.33 |
| Phonetic Man An ︰ pyrimidifen | 1∶30 | 0.49 | 214.58 |
| Phonetic Man An ︰ pyrimidifen | 1∶20 | 0.46 | 229.78 |
| Phonetic Man An ︰ pyrimidifen | 1∶9 | 0.45 | 239.19 |
| Phonetic Man An ︰ pyrimidifen | 1∶4 | 0.44 | 253.48 |
| Phonetic Man An ︰ pyrimidifen | 3∶2 | 0.49 | 266.15 |
| Phonetic Man An ︰ pyrimidifen | 4∶1 | 0.56 | 254.43 |
| Phonetic Man An ︰ pyrimidifen | 9∶1 | 0.61 | 244.90 |
| Phonetic Man An ︰ pyrimidifen | 20∶1 | 0.66 | 232.24 |
| Phonetic Man An ︰ pyrimidifen | 30∶1 | 0.71 | 217.55 |
| Phonetic Man An ︰ pyrimidifen | 50∶1 | 0.76 | 204.54 |
| Phonetic Man An ︰ pyrimidifen | 70∶1 | 0.83 | 187.81 |
As shown in Table 9, the proportioning of phonetic mite amine and the composite control apple tetranychus of pyrimidifen is when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of phonetic mite amine and pyrimidifen is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, testing through applicant the optimum ratio finding phonetic mite amine and pyrimidifen is 1:20, 1:15, 1:10, 1:9, 1:8, 1:7, 1:6, 1:5, 1:4, 1:3, 1:2, 2:3, 2:1, 3:1, 4:1, 5:1, 6:1, 7:1, 8:1, 9:1, 10:1, 15:1, 20:1, wherein when phonetic mite amine and pyrimidifen weight ratio are 3 ︰ 2, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example five
For examination evil mite: citrus red mite
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: the effective lethal concentration scope determining phonetic mite amine and the former medicine of fenazaquin and the two different ratio mixture through preliminary experiment
Table 10 phonetic mite amine and the composite toxicity test analysis of results table to citrus red mite of fenazaquin
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | - | 1.59 | - |
| Fenazaquin | - | 0.69 | - |
| Phonetic Man An ︰ fenazaquin | 1∶70 | 0.40 | 173.89 |
| Phonetic Man An ︰ fenazaquin | 1∶50 | 0.37 | 188.58 |
| Phonetic Man An ︰ fenazaquin | 1∶30 | 0.35 | 200.81 |
| Phonetic Man An ︰ fenazaquin | 1∶20 | 0.33 | 214.88 |
| Phonetic Man An ︰ fenazaquin | 1∶10 | 0.32 | 227.32 |
| Phonetic Man An ︰ fenazaquin | 1∶4 | 0.32 | 243.15 |
| Phonetic Man An ︰ fenazaquin | 1∶1 | 0.38 | 253.25 |
| Phonetic Man An ︰ fenazaquin | 2∶1 | 0.42 | 263.85 |
| Phonetic Man An ︰ fenazaquin | 4∶1 | 0.50 | 252.21 |
| Phonetic Man An ︰ fenazaquin | 9∶1 | 0.58 | 242.51 |
| Phonetic Man An ︰ fenazaquin | 20∶1 | 0.65 | 230.31 |
| Phonetic Man An ︰ fenazaquin | 30∶1 | 0.70 | 217.97 |
| Phonetic Man An ︰ fenazaquin | 50∶1 | 0.76 | 203.99 |
| Phonetic Man An ︰ fenazaquin | 70∶1 | 0.83 | 188.11 |
As shown in Table 10, phonetic mite amine and the composite proportioning of preventing and treating citrus red mite of fenazaquin are when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of phonetic mite amine and fenazaquin is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, testing through applicant the optimum ratio finding phonetic mite amine and fenazaquin is 1:10, 1:9, 1:8, 1:7, 1:6, 1:5, 1:4, 1:3, 1:2, 2:3, 2:1, 3:1, 4:1, 5:1, 6:1, 7:1, 8:1, 9:1, 10:1, 15:1, 20:1, wherein when phonetic mite amine and fenazaquin weight ratio are 2 ︰ 1, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example six
For examination evil mite: European red mite
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: the effective lethal concentration scope determining phonetic mite amine and the former medicine of halfenprox and the two different ratio mixture through preliminary experiment
Table 11 phonetic mite amine and the composite toxicity test analysis of results table to European red mite of halfenprox
| Reagent agent | Proportioning | LC 50(ugmL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | - | 1.62 | - |
| Halfenprox | - | 1.08 | - |
| Phonetic Man An ︰ halfenprox | 1∶70 | 0.58 | 187.09 |
| Phonetic Man An ︰ halfenprox | 1∶50 | 0.54 | 201.32 |
| Phonetic Man An ︰ halfenprox | 1∶30 | 0.51 | 214.07 |
| Phonetic Man An ︰ halfenprox | 1∶20 | 0.48 | 228.63 |
| Phonetic Man An ︰ halfenprox | 1∶9 | 0.47 | 237.71 |
| Phonetic Man An ︰ halfenprox | 1∶4 | 0.46 | 251.55 |
| Phonetic Man An ︰ halfenprox | 3∶2 | 0.51 | 264.71 |
| Phonetic Man An ︰ halfenprox | 4∶1 | 0.58 | 253.92 |
| Phonetic Man An ︰ halfenprox | 9∶1 | 0.64 | 241.07 |
| Phonetic Man An ︰ halfenprox | 20∶1 | 0.69 | 229.32 |
| Phonetic Man An ︰ halfenprox | 30∶1 | 0.74 | 215.44 |
| Phonetic Man An ︰ halfenprox | 50∶1 | 0.79 | 203.07 |
| Phonetic Man An ︰ pyrimidifen | 70∶1 | 0.85 | 189.26 |
As shown in Table 11, phonetic mite amine and the composite proportioning of preventing and treating European red mite of halfenprox are when 1 ︰ 70 ~ 70 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 70 ~ 70 ︰ 1 scope all shows synergistic effect, when the proportioning of phonetic mite amine and halfenprox is at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, testing through applicant the optimum ratio finding phonetic mite amine and halfenprox is 1:20, 1:15, 1:10, 1:9, 1:8, 1:7, 1:6, 1:5, 1:4, 1:3, 1:2, 2:3, 2:1, 3:1, 4:1, 5:1, 6:1, 7:1, 8:1, 9:1, 10:1, 15:1, 20:1, wherein when phonetic mite amine and halfenprox weight ratio are 3 ︰ 2, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Through test find: phonetic mite amine and active component B composite after have obvious synergistic effect to the control of the two spotted spider mite in various crop, rust mite, Tetranychus urticae, Tetranychus cinnabarinus, Panonychus citri, blister mite, yellow tea mite, co-toxicity coefficient is all more than 120.
Test of pesticide effectiveness part test medicament is researched and developed by Shanxi Thompson Biological Technology Co., Ltd., is provided, contrast medicament 15% phonetic mite amine wetting powder (commercial), 20% clofentezine suspension agent (commercial), 20% fluorine mite piperazine suspending agent (autogamy), 20% pyrimidifen wetting powder (autogamy), 10% fenazaquin missible oil (commercial), 10% halfenprox missible oil (autogamy).
Application Example seven phonetic mite amine and active component B and composite control Pesticide Effect for Apple Red Spiders thereof
This test arrangement is at Shaanxi Province's Weinan City, and investigation European red mite damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 3 days, 7 days, 15 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 12 phonetic mite amine and active component B and composite control Pesticide Effect for Apple Red Spiders thereof
As can be seen from Table 12, phonetic mite amine and active component B composite after effectively can prevent and treat European red mite, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example eight phonetic mite amine and active component B and the composite control citrus red mite test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation citrus red mite damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 10 days, 20 days, 30 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 13 phonetic mite amine and active component B and the composite control citrus red mite test of pesticide effectiveness thereof
As can be seen from Table 13, phonetic mite amine and active component B composite after effectively can prevent and treat citrus red mite, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example nine phonetic mite amine and active component B and the composite control apple Tetranychus urticae test of pesticide effectiveness thereof
This test arrangement is in Xi'an City, Shanxi Province, and investigation apple Tetranychus urticae damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 3 days, 7 days, 15 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 14 phonetic mite amine and active component B and the composite control apple Tetranychus urticae test of pesticide effectiveness thereof
As can be seen from Table 14, phonetic mite amine and active component B composite after can effectively prevent and treat apple Tetranychus urticae, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example ten phonetic mite amine and active component B and the composite control panonychus citri test of pesticide effectiveness thereof
This test arrangement is in Xi'an City, Shanxi Province, and investigation panonychus citri damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 3 days, 7 days, 15 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 15 phonetic mite amine and active component B and the composite control panonychus citri test of pesticide effectiveness thereof
As can be seen from Table 15, phonetic mite amine and active component B composite after effectively can prevent and treat panonychus citri, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example 11 phonetic mite amine and active component B and the composite control tea tree yellow tea mite test of pesticide effectiveness thereof
This test arrangement is in Ya'an, Sichuan Province, and investigation tea tree yellow tea mite damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 10 days, 20 days, 30 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 16 phonetic mite amine and active component B and the composite control tea tree yellow tea mite test of pesticide effectiveness thereof
As can be seen from Table 16, phonetic mite amine and active component B composite after can effectively prevent and treat tea tree yellow tea mite, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example 12 phonetic mite amine and active component B and the composite control cotton red spider test of pesticide effectiveness thereof
This test arrangement is in Ya'an, Sichuan Province, and investigation cotton red spider damage index of spider mites before medicine, in the dispenser of mite evil initial stage of origination, 10 days, 20 days, 30 days investigation damage index of spider mites after dispenser also calculate preventive effect.Result of the test is as follows:
Table 17 phonetic mite amine and active component B and the composite control cotton red spider test of pesticide effectiveness thereof
As can be seen from Table 17, phonetic mite amine and active component B composite after effectively can prevent and treat cotton red spider, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
After draw through tests different local throughout the country, phonetic mite amine and clofentezine, fluorine mite piperazine, pyrimidifen, fenazaquin, the composite rear preventive effect to common harmful mites such as the two spotted spider mite in various crop, rust mite, Tetranychus urticae, Tetranychus cinnabarinus, Panonychus citri, blister mite, yellow tea mites of halfenprox are all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the miticide composition containing phonetic mite amine, its active component is active components A and active component B, it is characterized in that: described active components A is phonetic mite amine, active component B is the one in clofentezine, fluorine mite piperazine, wherein the weight ratio of phonetic mite amine and clofentezine is 1:9 or 2:3, and the weight ratio of phonetic mite amine and fluorine mite piperazine is 1:70 ~ 70:1.
2. the miticide composition containing phonetic mite amine according to claim 1, is characterized in that: the weight ratio of phonetic mite amine and fluorine mite piperazine is 1 ︰ 50 ~ 50 ︰ 1.
3. the miticide composition containing phonetic mite amine according to claim 2, is characterized in that: the weight ratio of phonetic mite amine and fluorine mite piperazine is 1 ︰ 20 ~ 20 ︰ 1.
4. the miticide composition containing phonetic mite amine according to any one of claim 1 to 3, is characterized in that: composition makes wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion or microcapsule suspending agent.
5. the miticide composition containing phonetic mite amine according to claim 4 is for preventing and treating the purposes of evil mite on crops.
6. purposes according to claim 5, is characterized in that: described harmful mite is two spotted spider mite, rust mite, Tetranychus urticae, Panonychus citri or yellow tea mite.
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| CN103518764A (en) * | 2012-07-02 | 2014-01-22 | 中国中化股份有限公司 | Acaricidal composition and application thereof |
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