CN104585176A - Insecticidal composition containing pyriminostrobin - Google Patents
Insecticidal composition containing pyriminostrobin Download PDFInfo
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- CN104585176A CN104585176A CN201510037985.XA CN201510037985A CN104585176A CN 104585176 A CN104585176 A CN 104585176A CN 201510037985 A CN201510037985 A CN 201510037985A CN 104585176 A CN104585176 A CN 104585176A
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Abstract
The invention discloses an insecticidal composition containing pyriminostrobin. The insecticidal composition contains an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from pyriminostrobin; the active ingredient B is selected from any one of the following compounds: pyridaben, propargite, abamectin and tebufenpyrad; the weight ratio of the active ingredient A to the active ingredient B is (1 to 70)-(70 to 1). The composition has synergistic effects on various pests harming agricultural production, conduces to reducing the pesticide consumption, reducing the residual quantities of pesticides on crops and reducing environmental pollution, is safe to human and livestock, has good environmental compatibility and enables the pests not to have pesticide resistance easily.
Description
The application is divisional application, and original application is " a kind of Pesticidal combination containing phonetic mite amine " that Shanxi Thompson Biological Technology Co., Ltd. submits to, and application number is: 201210594212.8, and the date of application is: 2012.12.31.
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of Pesticidal combination on crop pests 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.
Pyridaben, propargite, Avermectin, tebufenpyrad all belong to common insecticide, are widely used in preventing and treating the insect pest on crops, and control efficiency is better.
But 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 to prevent and treat the very common method of 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 clearly, very high composite just less of co-toxicity coefficient.Study through inventor, find by phonetic mite amine and pyridaben, propargite, Avermectin or tebufenpyrad composite after can produce good synergistic effect, and about phonetic mite amine and the composite relevant report of pyridaben, propargite, Avermectin or tebufenpyrad not yet open.
Summary of the invention
The object of the invention is to propose a kind of to there is the Pesticidal combination containing phonetic mite amine that synergistic function, use cost are low, preventive effect is good.
The Pesticidal combination containing phonetic mite amine that the present invention proposes contains active components A and active component B, active components A and active component B weight ratio are 1 ︰ 70 ~ 70 ︰ 1, described active components A is selected from phonetic mite amine, active component B is selected from the one in pyridaben, propargite, Avermectin or tebufenpyrad, and 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 pyridaben is 1 ︰ 25 ~ 25 ︰ 1, and the weight ratio of phonetic mite amine and propargite is 1 ︰ 25 ~ 20 ︰ 1, and the weight ratio of phonetic mite amine and Avermectin is 1 ︰ 10 ~ 35 ︰ 1, and the weight ratio of phonetic mite amine and tebufenpyrad is 1 ︰ 25 ~ 25 ︰ 1; The weight ratio most preferably being phonetic mite amine and pyridaben is 1 ︰ 9 ~ 9 ︰ 1, and the weight ratio of phonetic mite amine and propargite is 1 ︰ 9 ~ 4 ︰ 1, and the weight ratio of phonetic mite amine and Avermectin is 19 ︰ 1 ~ 5 ︰ 1, and the weight ratio of phonetic mite amine and tebufenpyrad is 1 ︰ 5 ~ 4 ︰ 1.
The Pesticidal combination containing phonetic mite amine that the present invention proposes is for preventing and treating the purposes of insect on crops, 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 insect comprises two spotted spider mite, Panonychus citri, blister mite, beginning tetranychid, Gall mite, rust mite, tetranychus viennensis, Tetranychus cinnabarinus, Tetranychus urticae or thorn rust 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 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.
Bactericidal 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, disintegrant, antifreeze etc.
Pesticidal combination of the present invention, acceptable formulation on any agricultural chemicals can be processed on demand, wherein more preferably formulation is wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, microcapsule suspending agent, can also make suspension emulsion, microcapsule suspension-suspendinagent agent, soluble concentrate, solvable pulvis.
Composition comprises following constituent content when making wetting powder: active components A 0.1% ~ 70%, active component B0.1% ~ 70%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
Composition comprises following constituent content when making water dispersible granules: active components A 0.1% ~ 70%, active component B0.1% ~ 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 0.1% ~ 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%.
Composition comprises following constituent content when making aqueous emulsion: 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 supply surplus.
Composition comprises following constituent content when making microcapsule suspending agent: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, macromolecule cyst material 2% ~ 10%, dispersant 1% ~ 10%, organic solvent 1% ~ 10%, defoamer 0.01% ~ 2%, emulsifier 1% ~ 7%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
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:
Microcapsule suspending agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) phonetic mite amine and pyridaben, propargite, Avermectin or tebufenpyrad composite after, there is obvious synergy and lasting effect; (2) all greater activity is had to 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 insect; (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
Embodiment 1 ~ 12 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.
The each component of table 1 embodiment 1 ~ 12 and weight portion
Embodiment 13 ~ 24 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.
The each component of table 2 embodiment 13 ~ 24 and weight portion
Embodiment 25 ~ 36 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.
The each component of table 3 embodiment 25 ~ 36 and weight portion
Embodiment 37 ~ 44 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.
The each component of table 4 embodiment 37 ~ 44 and weight portion
Embodiment 45 ~ 48 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.
The each component of table 5 embodiment 45 ~ 48 and content
Embodiment 49 ~ 52 microcapsule suspending agent
By phonetic mite amine, active component B, macromolecule cyst material, solvent, defoamer mixing, 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, 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.
The each component of table 6 embodiment 49 ~ 52 and weight portion
Pyridaben, propargite, Avermectin, tebufenpyrad in table 1 ~ 6 are exchanged, can novel formulation be obtained.
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:
Insect corrected mortality is converted into probit value (y), concentration for the treatment of (μ g/ml) converts logarithm value (x) to, virulence regression equation is drawn with method of least squares, and calculate the value of often kind of medicament thus, calculate co-toxicity coefficient CTC 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 amine+tI × the P of effective active composition B
effective active composition B
In formula: M is the mixture of different ratio
P
effective active composition Bfor the ratio that effective active composition B is shared in the composition
P
phonetic mite aminefor the ratio that phonetic mite amine is shared in the composition
B is selected from the one in pyridaben, propargite, Avermectin, tebufenpyrad.
Application Example two:
For examination insect: mandarin tree two spotted spider 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 pyridaben 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 mandarin tree two spotted spider mite of pyridaben
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | — | 1.75 | — |
| Pyridaben | — | 1.56 | — |
| Phonetic Man An ︰ pyridaben | 70:1 | 0.99 | 176.47 |
| Phonetic Man An ︰ pyridaben | 50:1 | 0.93 | 187.73 |
| Phonetic Man An ︰ pyridaben | 35:1 | 0.87 | 200.48 |
| Phonetic Man An ︰ pyridaben | 25:1 | 0.77 | 226.23 |
| Phonetic Man An ︰ pyridaben | 15:1 | 0.73 | 237.94 |
| Phonetic Man An ︰ pyridaben | 9:1 | 0.68 | 254.30 |
| Phonetic Man An ︰ pyridaben | 4:1 | 0.65 | 262.92 |
| Phonetic Man An ︰ pyridaben | 1:1 | 0.60 | 275.16 |
| Phonetic Man An ︰ pyridaben | 1:4 | 0.61 | 261.76 |
| Phonetic Man An ︰ pyridaben | 1:9 | 0.62 | 254.75 |
| Phonetic Man An ︰ pyridaben | 1:15 | 0.66 | 238.34 |
| Phonetic Man An ︰ pyridaben | 1:25 | 0.69 | 227.39 |
| Phonetic Man An ︰ pyridaben | 1:35 | 0.77 | 203.53 |
| Phonetic Man An ︰ pyridaben | 1:50 | 0.81 | 193.31 |
| Phonetic Man An ︰ pyridaben | 1:70 | 0.86 | 181.96 |
As shown in Table 7, phonetic mite amine and pyridaben to mandarin tree two spotted spider mite proportioning 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 pyridaben is at 1 ︰ 25 ~ 25 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 225.Testing through applicant the optimum ratio finding phonetic mite amine and pyridaben is 25:1,20:1,15:1,10:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:10,1:15,1:20,1:25, wherein when phonetic mite amine and pyridaben weight ratio are 1:1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Application Example three
For examination insect: apple tree Tetranychus urticae
Test medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: the effective lethal concentration scope determining phonetic mite amine and propargite medicine and the two different ratio mixture through preliminary experiment.
Table 8 phonetic mite amine and the composite toxicity test analysis of results table to apple tree Tetranychus urticae of propargite
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | — | 1.55 | — |
| Propargite | — | 4.30 | — |
| Phonetic Man An ︰ propargite | 70:1 | 0.91 | 171.88 |
| Phonetic Man An ︰ propargite | 50:1 | 0.87 | 180.43 |
| Phonetic Man An ︰ propargite | 30:1 | 0.81 | 194.82 |
| Phonetic Man An ︰ propargite | 20:1 | 0.70 | 227.02 |
| Phonetic Man An ︰ propargite | 10:1 | 0.70 | 233.90 |
| Phonetic Man An ︰ propargite | 4:1 | 0.72 | 246.88 |
| Phonetic Man An ︰ propargite | 1:1 | 0.90 | 253.27 |
| Phonetic Man An ︰ propargite | 1:3 | 0.95 | 264.87 |
| Phonetic Man An ︰ propargite | 1:5 | 1.30 | 255.49 |
| Phonetic Man An ︰ propargite | 1:9 | 1.48 | 247.00 |
| Phonetic Man An ︰ propargite | 1:15 | 1.65 | 236.24 |
| Phonetic Man An ︰ propargite | 1:25 | 1.78 | 226.40 |
| Phonetic Man An ︰ propargite | 1:35 | 2.00 | 205.15 |
| Phonetic Man An ︰ propargite | 1:50 | 2.25 | 184.91 |
| Phonetic Man An ︰ propargite | 1:70 | 2.37 | 177.23 |
As shown in Table 8, phonetic mite amine and propargite to apple tree Tetranychus urticae proportioning 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 propargite is at 1 ︰ 25 ~ 20 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 225.Testing through applicant the optimum ratio finding phonetic mite amine and propargite is 20:1,15:1,10:1,8:1,5:1,4:1,3:1,2:1,1:1,1:2,1:3,1:4,1:5,1:6,1:7,1:8,1:9,1:10,1:15,1:20,1:25, wherein when phonetic mite amine and propargite weight ratio are 1:3, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Application Example four
For examination insect: mandarin tree blister 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 Avermectin and the two different ratio mixture through preliminary experiment.
Table 9 phonetic mite amine and the abamectin compounded toxicity test analysis of results table to mandarin tree blister mite
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | — | 1.60 | — |
| Avermectin | — | 0.25 | — |
| Phonetic Man An ︰ Avermectin | 70:1 | 0.85 | 174.93 |
| Phonetic Man An ︰ Avermectin | 50:1 | 0.73 | 198.19 |
| Phonetic Man An ︰ Avermectin | 40:1 | 0.69 | 204.90 |
| Phonetic Man An ︰ Avermectin | 35:1 | 0.62 | 224.40 |
| Phonetic Man An ︰ Avermectin | 25:1 | 0.57 | 232.43 |
| Phonetic Man An ︰ Avermectin | 19:1 | 0.52 | 242.28 |
| Phonetic Man An ︰ Avermectin | 16:1 | 0.48 | 252.98 |
| Phonetic Man An ︰ Avermectin | 14:1 | 0.45 | 261.44 |
| Phonetic Man An ︰ Avermectin | 9:1 | 0.41 | 253.41 |
| Phonetic Man An ︰ Avermectin | 5:1 | 0.35 | 240.60 |
| Phonetic Man An ︰ Avermectin | 1:1 | 0.19 | 227.60 |
| Phonetic Man An ︰ Avermectin | 1:10 | 0.12 | 225.64 |
| Phonetic Man An ︰ Avermectin | 1:30 | 0.13 | 197.69 |
| Phonetic Man An ︰ Avermectin | 1:50 | 0.14 | 181.58 |
| Phonetic Man An ︰ Avermectin | 1:70 | 0.15 | 168.67 |
As shown in Table 9, phonetic mite amine and Avermectin to mandarin tree blister mite proportioning 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 Avermectin is at 1 ︰ 10 ~ 35 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 220.Testing through applicant the optimum ratio finding phonetic mite amine and Avermectin is 35:1,30:1,25:1,20:1,19:1,18:1,17:1,16:1,15:1,14:1,13:1,12:1,11:1,10:1,9:1,8:1,5:1,1:1,1:5,1:10, wherein when phonetic mite amine and Avermectin weight ratio are 14:1, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Application Example five
For examination insect: 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 tebufenpyrad and the two different ratio mixture through preliminary experiment.
Table 10 phonetic mite amine and the composite toxicity test analysis of results table to panonychus citri of tebufenpyrad
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Phonetic mite amine | — | 1.65 | — |
| Tebufenpyrad | — | 2.40 | — |
| Phonetic Man An ︰ tebufenpyrad | 70:1 | 0.95 | 174.47 |
| Phonetic Man An ︰ tebufenpyrad | 50:1 | 0.90 | 184.49 |
| Phonetic Man An ︰ tebufenpyrad | 35:1 | 0.85 | 195.86 |
| Phonetic Man An ︰ tebufenpyrad | 25:1 | 0.75 | 222.74 |
| Phonetic Man An ︰ tebufenpyrad | 11:1 | 0.72 | 235.45 |
| Phonetic Man An ︰ tebufenpyrad | 4:1 | 0.71 | 248.28 |
| Phonetic Man An ︰ tebufenpyrad | 1:1 | 0.77 | 255.10 |
| Phonetic Man An ︰ tebufenpyrad | 2:3 | 0.78 | 261.81 |
| Phonetic Man An ︰ tebufenpyrad | 1:5 | 0.92 | 244.57 |
| Phonetic Man An ︰ tebufenpyrad | 1:9 | 0.98 | 236.47 |
| Phonetic Man An ︰ tebufenpyrad | 1:16 | 1.02 | 231.48 |
| Phonetic Man An ︰ tebufenpyrad | 1:25 | 1.08 | 220.68 |
| Phonetic Man An ︰ tebufenpyrad | 1:35 | 1.17 | 204.71 |
| Phonetic Man An ︰ tebufenpyrad | 1:50 | 1.25 | 192.34 |
| Phonetic Man An ︰ tebufenpyrad | 1:70 | 1.37 | 175.95 |
As shown in Table 10, phonetic mite amine and tebufenpyrad to panonychus citri proportioning 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 tebufenpyrad is at 1 ︰ 25 ~ 25 ︰ 1, synergistic effect is more obviously given prominence to, and co-toxicity coefficient is all greater than 220.Testing through applicant the optimum ratio finding phonetic mite amine and tebufenpyrad is 25:1,20:1,15:1,10:1,8:1,7:1,6:1,5:1,4:1,3:1,2:1,1:1,2:3,1:2,1:3,1:4,1:5,1:6,1:8,1:10,1:15,1:20,1:25, wherein when phonetic mite amine and tebufenpyrad weight ratio are 2:3, co-toxicity coefficient is maximum, and synergistic effect is the most obvious.
Find through test: phonetic mite amine and active component B composite after have obvious synergistic effect to the two spotted spider mite in various crop, Panonychus citri, blister mite, beginning tetranychid, Gall mite, rust mite, tetranychus viennensis, Tetranychus cinnabarinus, Tetranychus urticae or the control of stinging rust mite, co-toxicity coefficient is all more than 120.
Effect experiment part: test medicine is researched and developed by Shanxi Thompson Biological Technology Co., Ltd., provided, contrast medicament 15% phonetic mite amine soluble liquid (autogamy), 15% pyridaben missible oil (commercial), 25% propargite missible oil (commercial), 1.8% abamectin emulsifiable concentrate (commercial), 20% tebufenpyrad missible oil (autogamy).
Application Example six phonetic mite amine and active component B and the composite control cotton red spider test of pesticide effectiveness thereof
This test arrangement is in Weinan City Dali County, Shaanxi Province, and investigation cotton red spider insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 10 days, 20 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 11 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 11, phonetic mite amine and active component B composite after effectively can prevent and treat cotton red spider, control efficiency, all higher than 95%, 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 phonetic mite amine and active component B and the composite control brassicaceous vegetable two spotted spider mite test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and investigation brassicaceous vegetable two spotted spider mite insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 12 phonetic mite amine and active component B and the composite control brassicaceous vegetable two spotted spider mite test of pesticide effectiveness thereof
As can be seen from Table 12, phonetic mite amine and active component B composite after can effectively prevent and treat brassicaceous vegetable two spotted spider 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 in Hanzhong City suburb, Shaanxi Province, and investigation citrus red mite insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 15 days, 30 days investigation insect pest indexes 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 and composite control citrus red mite thereof, through inventor test prove phonetic mite amine and active component B composite after also effectively can prevent and treat mandarin tree blister mite, beginning tetranychid, Gall mite, rust mite, control efficiency is all higher than 96%, be 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 tree Tetranychus urticae test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City Baishui County, and investigation apple tree Tetranychus urticae insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 7 days, 15 days investigation insect pest indexes 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 tree 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 preventing and treating apple-tree Tetranychus urticae, through inventor test prove phonetic mite amine and active component B composite after also can effectively preventing and treating apple-tree two spotted spider mite, Tetranychus cinnabarinus, tetranychus viennensis, control efficiency is all higher than 96%, be 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 mandarin tree Panonychus citri test of pesticide effectiveness thereof
This test arrangement is in Hanzhong City suburb, Shaanxi Province, and investigation mandarin tree Panonychus citri insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 3 days, 10 days, 20 days investigation insect pest indexes 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 mandarin tree Panonychus citri test of pesticide effectiveness thereof
As can be seen from Table 15, phonetic mite amine and active component B composite after can effectively prevent and treat mandarin tree Panonychus citri, through inventor test prove phonetic mite amine and active component B composite after also effectively can prevent and treat mandarin tree and sting rust mite, control efficiency is all higher than 95%, be 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 pyridaben, propargite, Avermectin, tebufenpyrad composite rear to the two spotted spider mite in various crop, Panonychus citri, blister mite, beginning tetranychid, Gall mite, rust mite, tetranychus viennensis, Tetranychus cinnabarinus, Tetranychus urticae or sting the common insect pests such as rust mite preventive effect all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1., containing a Pesticidal combination for phonetic mite amine, effective active composition is active components A and active component B, it is characterized in that: active components A and active component B weight ratio are 1 ︰ 70 ~ 70 ︰ 1, and described active components A is phonetic mite amine, and active component B is propargite.
2. the Pesticidal combination containing phonetic mite amine according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 50 ~ 50 ︰ 1.
3. the Pesticidal combination containing phonetic mite amine according to claim 2, is characterized in that: the weight ratio of phonetic mite amine and propargite is 1 ︰ 25 ~ 20 ︰ 1.
4. the Pesticidal combination 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 Pesticidal combination containing phonetic mite amine according to claim 4 is for preventing and treating the purposes of insect on crops.
6. purposes according to claim 5, is characterized in that: described insect is two spotted spider mite, Panonychus citri, blister mite, beginning tetranychid, Gall mite, rust mite, tetranychus viennensis, Tetranychus cinnabarinus, Tetranychus urticae or thorn rust mite.
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