CN103563963A - Insecticidal composition containing propylene glycol alginate - Google Patents
Insecticidal composition containing propylene glycol alginate Download PDFInfo
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- CN103563963A CN103563963A CN201210257526.9A CN201210257526A CN103563963A CN 103563963 A CN103563963 A CN 103563963A CN 201210257526 A CN201210257526 A CN 201210257526A CN 103563963 A CN103563963 A CN 103563963A
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- Prior art keywords
- propylene glycol
- glycol alginate
- active component
- weight ratio
- imidacloprid
- Prior art date
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- 235000010409 propane-1,2-diol alginate Nutrition 0.000 title claims abstract description 93
- 239000000770 propane-1,2-diol alginate Substances 0.000 title claims abstract description 89
- HDSBZMRLPLPFLQ-UHFFFAOYSA-N Propylene glycol alginate Chemical compound OC1C(O)C(OC)OC(C(O)=O)C1OC1C(O)C(O)C(C)C(C(=O)OCC(C)O)O1 HDSBZMRLPLPFLQ-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 239000000203 mixture Substances 0.000 title claims abstract description 48
- 230000000749 insecticidal Effects 0.000 title abstract description 5
- 239000005906 Imidacloprid Substances 0.000 claims abstract description 34
- 229940056881 imidacloprid Drugs 0.000 claims abstract description 34
- 239000005875 Acetamiprid Substances 0.000 claims abstract description 33
- YWTYJOPNNQFBPC-UHFFFAOYSA-N Imidacloprid Chemical compound [O-][N+](=O)\N=C1/NCCN1CC1=CC=C(Cl)N=C1 YWTYJOPNNQFBPC-UHFFFAOYSA-N 0.000 claims abstract description 33
- WCXDHFDTOYPNIE-RIYZIHGNSA-N Acetamiprid Chemical compound N#C/N=C(\C)N(C)CC1=CC=C(Cl)N=C1 WCXDHFDTOYPNIE-RIYZIHGNSA-N 0.000 claims abstract description 32
- 241000238631 Hexapoda Species 0.000 claims abstract description 29
- 150000002825 nitriles Chemical class 0.000 claims description 33
- 239000000375 suspending agent Substances 0.000 claims description 26
- 239000003094 microcapsule Substances 0.000 claims description 14
- 230000000361 pesticidal Effects 0.000 claims description 14
- 239000000839 emulsion Substances 0.000 claims description 12
- 229920000742 Cotton Polymers 0.000 claims description 10
- 241001414720 Cicadellidae Species 0.000 claims description 9
- 241000256247 Spodoptera exigua Species 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 8
- 239000004530 micro-emulsion Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000004562 water dispersible granule Substances 0.000 claims description 6
- 238000009736 wetting Methods 0.000 claims description 6
- 241001124076 Aphididae Species 0.000 claims description 5
- 241001182720 Cacopsylla pyrisuga Species 0.000 claims description 5
- 241001347511 Carposina sasakii Species 0.000 claims description 5
- 241000665051 Chilo sacchariphagus indicus Species 0.000 claims description 5
- 241000426497 Chilo suppressalis Species 0.000 claims description 5
- 241001498622 Cixius wagneri Species 0.000 claims description 5
- 241000098289 Cnaphalocrocis medinalis Species 0.000 claims description 5
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- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- PKTIFYGCWCQRSX-UHFFFAOYSA-N 4,6-diamino-2-(cyclopropylamino)pyrimidine-5-carbonitrile Chemical compound NC1=C(C#N)C(N)=NC(NC2CC2)=N1 PKTIFYGCWCQRSX-UHFFFAOYSA-N 0.000 abstract 1
- 206010059866 Drug resistance Diseases 0.000 abstract 1
- FNELVJVBIYMIMC-UHFFFAOYSA-N Ethiprole Chemical compound N1=C(C#N)C(S(=O)CC)=C(N)N1C1=C(Cl)C=C(C(F)(F)F)C=C1Cl FNELVJVBIYMIMC-UHFFFAOYSA-N 0.000 abstract 1
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- DNIAPMSPPWPWGF-UHFFFAOYSA-N propylene glycol Substances CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 54
- 239000002131 composite material Substances 0.000 description 38
- 239000003814 drug Substances 0.000 description 26
- 241000607479 Yersinia pestis Species 0.000 description 22
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Abstract
A disclosed insecticidal composition containing propylene glycol alginate is an insecticidal composition containing an active component A and an active component B, wherein the active component A is propylene glycol alginate, the component B is any one selected from imidacloprid, acetamiprid, dicyclanil and ethiprole, and the weight ratio of the active component A to the active component B is 1:80-60:1. The insecticidal composition has synergic effect on multiple insects harmful to agriculture production, helps to reduce pesticide use amount, reduce pesticide residue on crops and mitigate environmental pollution, and is safe to people and livestock, good in environment compatibility and insusceptible to arousing the drug resistance in the insects.
Description
Technical field
The invention belongs to technical field of pesticide, relate to the application of a kind of Pesticidal combination containing propylene glycol alginate on crop pests.
Background technology
Propylene glycol alginate (Propylene glycol alginate) molecular formula: (C
9h
14o
7) n, be the emulsified suspension of being made through emulsion process by marine algae extract, insect is had to contact toxicity.
Yet in the real process of agricultural production, the problem that pest control the most easily produces is the generation of pest resistance to insecticide.Different cultivars composition carries out composite, is the very common method of control resistant insect.Heterogeneity is carried out composite, according to practical application effect, judge certain composite be synergy, add and or antagonism.In most cases, the composite effect of agricultural chemicals is all additive effect, really has synergy to lack, especially synergistic effect very obviously, co-toxicity coefficient very high composite just still less.The composite very research of using through inventor, after discovery is composite by propylene glycol alginate and Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile, can produce good synergistic effect, and not yet open about the composite relevant report of propylene glycol alginate and Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile.
Summary of the invention
The object of the invention is the Pesticidal combination containing propylene glycol alginate that proposes to there is synergistic function, use cost is low, preventive effect is good.
A kind of Pesticidal combination containing propylene glycol alginate, contain active components A and active component B, it is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 80 ~ 60 ︰ 1, described active components A is selected from propylene glycol alginate, active component B is selected from Imidacloprid, Acetamiprid, CGA 183893, a kind of in second worm nitrile, active components A and the preferred weight ratio of active component B are 1 ︰ 60 ~ 40 ︰ 1, more preferably the weight ratio of propylene glycol alginate and Imidacloprid is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio of propylene glycol alginate and Acetamiprid is 1 ︰ 30 ~ 10 ︰ 1, the weight ratio of propylene glycol alginate and CGA 183893 is 1 ︰ 30 ~ 10 ︰ 1, the weight ratio of propylene glycol alginate and second worm nitrile is 1 ︰ 30 ~ 5 ︰ 1, the weight ratio that most preferably is propylene glycol alginate and Imidacloprid is 1 ︰ 20 ~ 1 ︰ 1, the weight ratio of propylene glycol alginate and Acetamiprid is 1 ︰ 15 ~ 5 ︰ 1, the weight ratio of propylene glycol alginate and CGA 183893 is 1 ︰ 15 ~ 5 ︰ 1, and the weight ratio of propylene glycol alginate and second worm nitrile is 1 ︰ 20 ~ 1 ︰ 1.
The described Pesticidal combination containing propylene glycol alginate is for preventing and treating the application of crop pests, 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, flowers crop, medicinal crop, raw material crop, green manure pasture crop; Described insect comprises that aleyrodid, plant hopper, leafhopper, aphid, leaf miner, pear sucker, thrips, flea beetle, striped rice borer, paddy stem borer, rice leaf roller, peach fruit borer, leaf roller, beet armyworm, cotton boll resemble, chrysomelid, stinkbug, locust.
The weight ratio of active components A, active component B is 1 ︰ 80 ~ 60 ︰ 1.Conventionally in composition, the weight percentage of active component is gross weight 0.5%～90%, is preferably 5%～80%.According to different preparation types, active component content scope is different.Conventionally, liquid preparation contains 1%～70% active substance by weight, is preferably 5%～50%; Solid pharmaceutical preparation contains 5%～80% active substance by weight, is preferably 10%～80%.
In Pesticidal combination of the present invention, at least contain a kind of surfactant, the dispersion of active component in water while being beneficial to use.Surface-active contents is 5%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
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, in preparation, can also contain disintegrant known in those skilled in the art, antifreeze etc.
Pesticidal combination of the present invention can be by user before use through dilution or directly use.Its preparation can be prepared by common processing method known in those skilled in the art, after being about to active substance and mixing with liquid flux or solid carrier, then add surfactant as one or more in dispersant, stabilizing agent, wetting agent, binding agent, defoamer etc.
Pesticidal combination of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand, and wherein more excellent formulation is: wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
When making wetting powder, composition comprises following constituent content: active components A 0.1% ~ 60%, active component B0.1% ~ 80%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
When making water dispersible granules, composition comprises following constituent content: active components A 0.1% ~ 60%, active component B 0.1% ~ 80%, dispersant 3% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
When making suspending agent, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making aqueous emulsion, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, solvent 1% ~ 30%, emulsifier 1% ~ 15%, antifreeze 0 ~ 8%, thickener 0 ~ 2%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making microemulsion, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, solvent 1% ~ 20%, emulsifier 3% ~ 25%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making suspension emulsion, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, dispersant 2% ~ 10%, defoamer 0.01% ~ 2%, solvent 1% ~ 15%, thickener 0 ~ 2%, emulsifier 2% ~ 12%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making microcapsule suspending agent, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, macromolecule cyst material 2% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, defoamer 0.01% ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
When making microcapsule suspension-suspending agent, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, macromolecule cyst material 2% ~ 12%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, solvent 1% ~ 15%, emulsifier 1% ~ 6%, defoamer 0.01% ~ 2%, thickener 0 ~ 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:
Suspension emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension-suspending agent the key technical indexes of the present invention:
The invention has the advantages that:
(1) propylene glycol alginate and Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile composite after, there is obvious synergy and lasting effect, (2) to cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flowers crop, medicinal crop, raw material crop, the aleyrodid of green manure pasture crop, plant hopper, leafhopper, aphid, leaf miner, pear sucker, thrips, flea beetle, striped rice borer, paddy stem borer, rice leaf roller, peach fruit borer, leaf roller, beet armyworm, cotton boll resembles, chrysomelid, stinkbug, locusts etc. all have greater activity, (3) reduce agricultural chemicals dosage, reduced the residual quantity of agricultural chemicals on crop, alleviated environmental pollution, (4) to person poultry safety, Environmental compatibility is good, and the enhancing of preparation adhesion strength, resistance of rainwater washing against.
Embodiment
Below in conjunction with embodiment, to further instruction of the present invention, the percentage in embodiment is all weight percentage, but the present invention is not limited thereto.
Application Example one
Example 1～12 wetting powder
Propylene glycol alginate, active component B, dispersant, wetting agent, filler are mixed in mixed cylinder, after airslide disintegrating mill is pulverized, mix again, can make wetting powder product of the present invention, specifically in Table 1,2.
Table 1 example 1～6 component and content
Table 2 example 7～12 components and content
Example 13 ~ 24 water dispersible granules
Propylene glycol alginate, active component B, dispersant, wetting agent, disintegrant, filler etc. are obtained to the particle diameter needing through air-flow crushing together, then add other auxiliary agents such as binding agent (can add and can not add), obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, can make water dispersible granules product of the present invention, specifically in Table 3,4.
Table 3 example 13～18 components and content
Table 4 example 19～24 components and content
Example 25～36 suspending agents
By dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add), through high speed shear, mix, add propylene glycol alginate, active component B, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, surplus is supplied by deionized water, can make suspending agent product of the present invention, specifically in Table 5,6.
Table 5 example 25～30 components and content
Table 6 example 31～36 components and content
Example 37～42 aqueous emulsions
Propylene glycol alginate, active component B, solvent, emulsifier are added together, make to be dissolved into even oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, become homogeneous water.Under high-speed stirred, water is added to oil phase, surplus is supplied by deionized water; Can make aqueous emulsion product of the present invention, specifically in Table 7.
Table 7 example 37～42 components and content
Example 43～48 microemulsions
Propylene glycol alginate, active component B are dissolved in the homogenizer that solvent is housed, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, surplus gives strong mixing and homogenize after supplying by deionized water, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.Specifically in Table 8.
Table 8 example 43～48 components and content
Example 49～54 suspension emulsions
Dispersant, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add propylene glycol alginate, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make propylene glycol alginate suspending agent, then by 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 in Table 9.
Table 9 example 49～54 components and content
Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile in table 1 ~ 9 are exchanged, can make novel formulation.
Example 55～57 microcapsule suspending agents
By propylene glycol alginate, active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent, dispersant, defoamer, surplus is supplied by deionized water, and bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, make the finely disseminated microcapsule suspending agent product of the present composition, specifically in Table 10.
Table 10 example 55～57 components and content
Example 58～60 microcapsule suspensions-suspending agent
By active component 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 (can add and can not add) are mixed through high speed shear, add propylene glycol alginate, in ball mill, ball milling is 2 ~ 3 hours, 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-suspending agent of present composition product, specifically in Table 11.
Table 11 embodiment 58～60 each component and weight portions
The embodiment of the present invention is the method that adopts Toxicity Determination and field trial to combine.First pass through Toxicity Determination, co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC < 80 is antagonism, 80≤CTC≤120 are summation action, CTC > 120 is synergistic effect, on this basis, then carry out field trial.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, is placed in respectively beaker standby.Adopt and first to soak the method that connects worm after leaf, after the blade of the same size that does not contact any medicament is soaked to 5s in the liquid configuring, take out, naturally dry, put into insect box, then connect for examination larva, under 25 ℃ of conditions, raise, every processing repeats for 3 times, every to repeat examination borer population used be 50, establishes blank simultaneously, in 72h, checks dead borer population, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC50 value.If contrast lethality is greater than 10%, be considered as invalid test.Computing formula is as follows:
Insect corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value to (x), with method of least squares, draws virulence regression equation, and calculates thus the value of every kind of medicament.According to the abundant equation of Sun Yun, calculate co-toxicity coefficient CTC.Computing formula following (take propylene glycol alginate as standard medicament, its toxicity index is 100):
TI * the P of theoretical toxicity index (TTI)=propylene glycol alginate of M
propylene glycol alginatetI * P of+effective active composition B
effective active composition B
In formula: the mixture that M is different proportionings
P
effective active composition Bfor effective active composition B shared ratio in composition
P
propylene glycol alginatefor propylene glycol alginate shared ratio in composition
B is selected from a kind of in Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile.
Application Example two:
For trying insect: tomato trialeurodes vaporariorum
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of propylene glycol alginate and Imidacloprid and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to tomato trialeurodes vaporariorum of table 12 propylene glycol alginate and Imidacloprid
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.22 | - |
| Imidacloprid | - | 1.53 | - |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶80 | 0.79 | 180.41 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶60 | 0.70 | 199.13 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶40 | 0.62 | 215.48 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶30 | 0.56 | 229.19 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶20 | 0.50 | 238.40 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶10 | 0.40 | 248.16 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶7 | 0.34 | 257.98 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶5 | 0.31 | 247.71 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 1∶1 | 0.16 | 240.43 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 5∶1 | 0.11 | 233.29 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 10∶1 | 0.11 | 216.88 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 20∶1 | 0.11 | 208.50 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 40∶1 | 0.12 | 187.24 |
| Algae acid propylene glycol ester ︰ Imidacloprid | 60∶1 | 0.13 | 171.64 |
As shown in Table 12, the proportioning of the composite control of propylene glycol alginate and Imidacloprid tomato trialeurodes vaporariorum is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of propylene glycol alginate and Imidacloprid is during at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 229, through applicant, test and find that the optimum ratio of propylene glycol alginate and Imidacloprid is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when propylene glycol alginate and Imidacloprid weight ratio are 1 ︰ 7, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example three
For trying insect: wheat aphid
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of propylene glycol alginate and Acetamiprid and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to wheat aphid of table 13 propylene glycol alginate and Acetamiprid
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.25 | - |
| Acetamiprid | - | 0.73 | - |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶80 | 0.38 | 187.66 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶60 | 0.35 | 202.21 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶40 | 0.32 | 217.92 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶30 | 0.30 | 229.14 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶15 | 0.27 | 241.40 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶5 | 0.22 | 251.38 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶3 | 0.19 | 259.60 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 1∶1 | 0.15 | 248.30 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 5∶1 | 0.12 | 233.97 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 10∶1 | 0.12 | 221.58 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 20∶1 | 0.12 | 215.07 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 40∶1 | 0.13 | 195.44 |
| Algae acid propylene glycol ester ︰ Acetamiprid | 60∶1 | 0.14 | 180.52 |
As shown in Table 13, the proportioning of the composite control wheat aphid of propylene glycol alginate and Acetamiprid is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of propylene glycol alginate and Acetamiprid is during at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, through applicant, test and find that the optimum ratio of propylene glycol alginate and Acetamiprid is 10:1, 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when propylene glycol alginate and Acetamiprid weight ratio are 1 ︰ 3, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example four
For trying insect: water rice hopper
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining the former medicine of propylene glycol alginate and CGA 183893 and the two different proportioning mixture through preliminary experiment
The composite toxicity test analysis of results table to water rice hopper of table 14 propylene glycol alginate and CGA 183893
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.28 | - |
| CGA 183893 | - | 0.67 | - |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶80 | 0.38 | 173.34 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶60 | 0.35 | 187.16 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶40 | 0.31 | 209.03 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶30 | 0.29 | 221.10 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶15 | 0.26 | 237.06 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶5 | 0.22 | 247.17 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶3 | 0.20 | 248.48 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 1∶1 | 0.16 | 246.84 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 5∶1 | 0.13 | 238.53 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 10∶1 | 0.13 | 227.42 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 20∶1 | 0.14 | 205.70 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 40∶1 | 0.15 | 189.35 |
| Algae acid propylene glycol ester ︰ CGA 183893 | 60∶1 | 0.16 | 176.69 |
As shown in Table 14, the proportioning of the composite control water rice hopper of propylene glycol alginate and CGA 183893 is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of propylene glycol alginate and CGA 183893 is during at 1 ︰ 30 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, through applicant, test and find that the optimum ratio of propylene glycol alginate and CGA 183893 is 10:1, 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when propylene glycol alginate and CGA 183893 weight ratio are 1 ︰ 5, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example five
For trying insect: rice hoppers
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining propylene glycol alginate and the former medicine of second worm nitrile and the two different proportioning mixture through preliminary experiment.
The composite toxicity test analysis of results table to rice hoppers of table 15 propylene glycol alginate and second worm nitrile
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.33 | - |
| Second worm nitrile | - | 2.24 | - |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶80 | 1.12 | 186.66 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶60 | 1.02 | 200.58 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶40 | 0.93 | 211.06 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶30 | 0.83 | 227.42 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶20 | 0.73 | 240.55 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶10 | 0.59 | 248.77 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶7 | 0.51 | 254.84 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶5 | 0.46 | 247.86 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 1∶1 | 0.24 | 239.69 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 5∶1 | 0.17 | 226.27 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 10∶1 | 0.17 | 210.43 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 20∶1 | 0.17 | 202.33 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 40∶1 | 0.18 | 187.23 |
| Algae acid propylene glycol ester ︰ second worm nitrile | 60∶1 | 0.19 | 176.15 |
As shown in Table 15, the composite proportioning of preventing and treating rice hoppers of propylene glycol alginate and second worm nitrile is when 1 ︰ 80 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 80 ~ 60 ︰ 1 scopes, when the proportioning of propylene glycol alginate and second worm nitrile is during at 1 ︰ 30 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, through applicant, test and find that the optimum ratio of propylene glycol alginate and second worm nitrile is 5:1, 1:1, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:30, wherein when propylene glycol alginate and second worm nitrile weight ratio are 1 ︰ 7, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Through test, find: after propylene glycol alginate and active component B are composite to the aleyrodid in various crop, plant hopper, leafhopper, aphid, leaf miner, pear sucker, thrips, flea beetle, striped rice borer, paddy stem borer, rice leaf roller, peach fruit borer, leaf roller, beet armyworm, cotton boll resemble, the control of chrysomelid, stinkbug, locust has obvious synergistic effect, co-toxicity coefficient is all more than 120.
Test of pesticide effectiveness part test medicament is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 0.12% propylene glycol alginate suspending agent (commercial), 10% imidacloprid wettable powder (commercial), 3% acetamiprid EC (commercial), 10% CGA 183893 suspending agent (autogamy), 100g/L second worm nitrile suspending agent (commercial).
Application Example six propylene glycol alginates and active component B and the composite control tomato trialeurodes vaporariorum test of pesticide effectiveness thereof
This test arrangement is at Xian District, Shanxi Province suburban area, and before medicine, investigation tomato trialeurodes vaporariorum insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 16 propylene glycol alginate and active component B and the composite control tomato trialeurodes vaporariorum test of pesticide effectiveness thereof
As can be seen from Table 16, after propylene glycol alginate and active component B are composite, can effectively prevent and treat tomato trialeurodes vaporariorum, 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 seven propylene glycol alginates and active component B and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation rice hoppers insect pest index before medicine, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 10 days, 20 days, 30 days.Result of the test is as follows:
Table 17 propylene glycol alginate and active component B and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 17, after propylene glycol alginate and active component B are composite, can effectively prevent and treat rice hoppers, 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 propylene glycol alginates and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
This test arrangement is in Jingyang County, Shaanxi Province, and before medicine, investigation cotton cotton boll insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 18 propylene glycol alginate and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
As can be seen from Table 18, after propylene glycol alginate and active component B are composite, can effectively prevent and treat cotton cotton bollworm, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example nine propylene glycol alginates and active component B and the composite control wheat aphid test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City, and investigation wheat aphid insect pest index before medicine, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 19 propylene glycol alginate and active component B and the composite control wheat aphid test of pesticide effectiveness thereof
As can be seen from Table 19, after propylene glycol alginate and active component B are composite, can effectively prevent and treat wheat aphid, 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 propylene glycol alginates and active component B and the composite control Laphygma exigua Hubner test of pesticide effectiveness thereof
This test arrangement is in Xi'an City, Shanxi Province, and investigation Laphygma exigua Hubner insect pest index before medicine, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 20 propylene glycol alginate and active component B and the composite control Laphygma exigua Hubner test of pesticide effectiveness thereof
As can be seen from Table 20, after propylene glycol alginate and active component B are composite, can effectively prevent and treat Laphygma exigua Hubner, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example 11 propylene glycol alginates and active component B and the composite control tea tree tea lesser leafhopper test of pesticide effectiveness thereof
This test arrangement is in Ya'an, Sichuan Province, and before medicine, investigation tea tree tea lesser leafhopper insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculate preventive effect for after dispenser 10 days, 20 days, 30 days.Result of the test is as follows:
Table 21 propylene glycol alginate and active component B and the composite control tea tree tea lesser leafhopper test of pesticide effectiveness thereof
As can be seen from Table 21, after propylene glycol alginate and active component B are composite, can effectively prevent and treat tea tree tea lesser leafhopper, 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 through different local throughout the country tests, draw, propylene glycol alginate and Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile composite rear to the aleyrodid in various crop, plant hopper, leafhopper, aphid, leaf miner, pear sucker, thrips, flea beetle, striped rice borer, paddy stem borer, rice leaf roller, peach fruit borer, leaf roller, beet armyworm, cotton boll resemble, the preventive effect of the common insect such as chrysomelid, stinkbug, locust is all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the Pesticidal combination containing propylene glycol alginate, contain active components A and active component B, it is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 80 ~ 60 ︰ 1, described active components A is selected from propylene glycol alginate, and active component B is selected from a kind of in Imidacloprid, Acetamiprid, CGA 183893, second worm nitrile.
2. the Pesticidal combination containing propylene glycol alginate according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 60 ~ 40 ︰ 1.
3. the Pesticidal combination containing propylene glycol alginate according to claim 2, is characterized in that:
The weight ratio of propylene glycol alginate and Imidacloprid is 1 ︰ 30 ~ 5 ︰ 1;
The weight ratio of propylene glycol alginate and Acetamiprid is 1 ︰ 30 ~ 10 ︰ 1;
The weight ratio of propylene glycol alginate and CGA 183893 is 1 ︰ 30 ~ 10 ︰ 1;
The weight ratio of propylene glycol alginate and second worm nitrile is 1 ︰ 30 ~ 5 ︰ 1.
4. according to the Pesticidal combination containing propylene glycol alginate described in any one in claims 1 to 3, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
5. the Pesticidal combination containing propylene glycol alginate according to claim 4 is used for the purposes of preventing and treating insect on crops.
6. purposes according to claim 5, is characterized in that: described insect comprises that aleyrodid, plant hopper, leafhopper, aphid, leaf miner, pear sucker, thrips, flea beetle, striped rice borer, paddy stem borer, rice leaf roller, peach fruit borer, leaf roller, beet armyworm, cotton boll resemble, chrysomelid, stinkbug, locust.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106135238A (en) * | 2016-07-21 | 2016-11-23 | 李祥英 | A kind of containing propylene glycol alginate with the composition pesticide of cycloxaprid |
| CN106212494A (en) * | 2016-07-26 | 2016-12-14 | 田文华 | A kind of containing propylene glycol alginate with the composition pesticide of imidacloprid |
| CN110959626A (en) * | 2019-11-12 | 2020-04-07 | 福建农林大学 | Biological insecticide for preventing and controlling brown planthopper and prevention and control method |
| CN113729028A (en) * | 2021-08-19 | 2021-12-03 | 广西壮族自治区农业科学院 | Pesticide for preventing and treating sugarcane thrips |
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| CN101926367A (en) * | 2008-12-31 | 2010-12-29 | 浙江世佳科技有限公司 | Insecticidal composition containing propylene glycol alginate |
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| US2426125A (en) * | 1944-04-03 | 1947-08-19 | Kelco Co | Manufacture of glycol alginates |
| JP5611535B2 (en) * | 2008-04-17 | 2014-10-22 | 石原産業株式会社 | Pest control composition and pest control method |
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| CN101926367A (en) * | 2008-12-31 | 2010-12-29 | 浙江世佳科技有限公司 | Insecticidal composition containing propylene glycol alginate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106135238A (en) * | 2016-07-21 | 2016-11-23 | 李祥英 | A kind of containing propylene glycol alginate with the composition pesticide of cycloxaprid |
| CN106135238B (en) * | 2016-07-21 | 2018-08-03 | 绍兴柯桥皆美达纺织品有限公司 | A kind of composition pesticide containing propylene glycol alginate and cycloxaprid |
| CN106212494A (en) * | 2016-07-26 | 2016-12-14 | 田文华 | A kind of containing propylene glycol alginate with the composition pesticide of imidacloprid |
| CN110959626A (en) * | 2019-11-12 | 2020-04-07 | 福建农林大学 | Biological insecticide for preventing and controlling brown planthopper and prevention and control method |
| CN113729028A (en) * | 2021-08-19 | 2021-12-03 | 广西壮族自治区农业科学院 | Pesticide for preventing and treating sugarcane thrips |
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| CN104738045B (en) | 2017-05-31 |
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Address after: 715500 Pucheng high tech Industrial Development Zone, Weinan, Shaanxi Patentee after: Shaanxi Mei Bang Pharmaceutical Group Limited by Share Ltd Address before: 715500 Industrial Park of Agrochemical Base, Pucheng County, Shaanxi Province, Weinan City, Shaanxi Province Patentee before: Shaanxi Meibang Pesticide Co., Ltd. |