CN103563956B - Insecticidal composition containing propylene glycol alginate and carbamates - Google Patents
Insecticidal composition containing propylene glycol alginate and carbamates Download PDFInfo
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- CN103563956B CN103563956B CN201210269399.4A CN201210269399A CN103563956B CN 103563956 B CN103563956 B CN 103563956B CN 201210269399 A CN201210269399 A CN 201210269399A CN 103563956 B CN103563956 B CN 103563956B
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Abstract
The invention discloses an insecticidal composition containing propylene glycol alginate and carbamates, in particular to an insecticidal composition comprising an active component A and an active component B. The active component A is selected from the propylene glycol alginate, the active component B is selected from one of the following compounds: isoprocarb, tsumacide, indoxacarb, carbaryl, methomyl and fenobucarb, and the weight ratio of the active component A to the active component B is 1: 80 to 40: 1. The composition has synergism on multiple injurious insects which are harmful to the agricultural production, the consumption of farm chemicals can be reduced, the residue of the farm chemicals on crops can be reduced, the environmental pollution can be reduced, safety for the human beings and animals can be realized, the environmental compatibility is good, and the drug resistance of the injurious insect is difficult to generate.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of application of Pesticidal combination on crop pests containing propylene glycol alginate and carbamates.
Background technology
Propylene glycol alginate (Propylene glycol alginate) molecular formula: (C
9h
14o
7) n, be the emulsified suspension be made up through emulsion process of marine algae extract, have contact toxicity to insect.
Carbamate insecticide mainly blocks the sodium channel in insect nerve cell, causes target pest to coordinate poor, paralysis, finally dead.Medicament enters polypide by tagging and ingesting, and the behavior of insect changes rapidly, causes insect to stop rapidly ingesting, thus fabulous protects Target crops.Test shows with other insecticide without cross resistance.
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 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 produce good synergistic effect by after propylene glycol alginate and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, fenobucarb composite, and not yet open about the relevant report of propylene glycol alginate and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, fenobucarb composite.
Summary of the invention
The object of the invention is to propose to have that synergistic function, use cost are low, preventive effect is good containing the Pesticidal combination of propylene glycol alginate and carbamates.
A kind of Pesticidal combination containing propylene glycol alginate and carbamates, 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 ︰ 80 ~ 40 ︰ 1, described active components A is selected from propylene glycol alginate, active component B is selected from Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, one in Bassa, active components A and the preferred weight ratio of active component B are 1 ︰ 70 ~ 20 ︰ 1, the weight ratio being more preferably propylene glycol alginate and Mobucin is 1 ︰ 60 ~ 1 ︰ 10, the weight ratio of propylene glycol alginate and meta-tolyl-N-methylcarbamate (MTMC) is 1 ︰ 60 ~ 1 ︰ 10, the weight ratio of propylene glycol alginate and indoxacarb is 1 ︰ 20 ~ 5 ︰ 1, the weight ratio of propylene glycol alginate and carbaryl is 1 ︰ 60 ~ 1 ︰ 10, the weight ratio of propylene glycol alginate and Methomyl is 1 ︰ 40 ~ 1 ︰ 10, the weight ratio of propylene glycol alginate and Bassa is 1 ︰ 50 ~ 1 ︰ 10, the weight ratio most preferably being propylene glycol alginate and Mobucin is 1 ︰ 50 ~ 1 ︰ 20, the weight ratio of propylene glycol alginate and meta-tolyl-N-methylcarbamate (MTMC) is 1 ︰ 50 ~ 1 ︰ 20, the weight ratio of propylene glycol alginate and indoxacarb is 1 ︰ 10 ~ 1 ︰ 1, the weight ratio of propylene glycol alginate and carbaryl is 1 ︰ 50 ~ 1 ︰ 20, the weight ratio of propylene glycol alginate and Methomyl is 1 ︰ 30 ~ 1 ︰ 15, and the weight ratio of propylene glycol alginate and Bassa is 1 ︰ 35 ~ 1 ︰ 20.
The described Pesticidal combination containing propylene glycol alginate and carbamates 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, flower crop, medicinal crop, crop, green manure pasture crop; Described insect comprises 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, prodenia litura, cotton bollworm, slug moth, mulberry geometrid (Hemerophila atrilineata), caterpillar, pink bollworm, rice plant skipper, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, banded sclerotial blight.
The weight ratio of active components A, active component B is 1 ︰ 80 ~ 40 ︰ 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.
Surfactant selected by 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, disintegrant known in those skilled in the art, antifreeze etc. can also be contained.
Pesticidal combination 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.
Pesticidal combination of the present invention, can be processed into acceptable formulation on any agricultural chemicals on demand, wherein more excellent formulation is: wetting powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
Composition comprises following constituent content when making wetting powder: active components A 0.1% ~ 40%, active component B0.1% ~ 80%, dispersant 2% ~ 10%, wetting agent 2% ~ 10%, filler surplus.
Composition comprises following constituent content when making water dispersible granules: active components A 0.1% ~ 40%, active component B 0.1% ~ 80%, 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% ~ 40%, 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%.
Composition comprises following constituent content when making aqueous emulsion: active components A 0.1% ~ 40%, 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%.
Composition comprises following constituent content when making microemulsion: active components A 0.1% ~ 40%, active component B 0.1% ~ 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 suspension emulsion: active components A 0.1% ~ 40%, 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%.
Composition comprises following constituent content when making microcapsule suspending agent: active components A 0.1% ~ 40%, 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%.
Composition comprises following constituent content when making microcapsule suspension-suspendinagent agent: active components A 0.1% ~ 40%, 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-suspendinagent agent the key technical indexes of the present invention:
The invention has the advantages that:
(1), after propylene glycol alginate and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, fenobucarb composite, 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, flower crop, medicinal crop, 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, prodenia litura, cotton bollworm, slug moth, mulberry geometrid (Hemerophila atrilineata), caterpillar, pink bollworm, rice plant skipper, oriental tobacco budworm, diamond-back moth, cabbage caterpillars etc. all have greater activity, (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 ~ 12 wetting powder
Propylene glycol alginate, 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 1,2.
Table 1 example 1 ~ 6 component and content
Table 2 example 7 ~ 12 component and content
Example 13 ~ 24 water dispersible granules
Propylene glycol alginate, 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 3,4.
Table 3 example 13 ~ 18 component and content
Table 4 example 19 ~ 24 component and content
Example 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 propylene glycol alginate, 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 5,6.
Table 5 example 25 ~ 30 component and content
Table 6 example 31 ~ 36 component and content
Example 37 ~ 42 aqueous emulsion
Propylene glycol alginate, 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 7.
Table 7 example 37 ~ 42 component and content
Example 43 ~ 48 microemulsion
Propylene glycol alginate, 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 8.
Table 8 example 43 ~ 48 component and content
Example 49 ~ 54 suspension emulsion
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, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained propylene glycol alginate suspending agent, then by active component B, emulsifier, solvent and the direct emulsification of various auxiliary agent high speed agitators in suspending agent, obtained suspension emulsion product of the present invention.Specifically in table 9.
Table 9 example 49 ~ 54 component and content
Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, Bassa in table 1 ~ 9 are exchanged, can novel formulation be obtained.
Example 55 ~ 57 microcapsule suspending agent
By propylene glycol alginate, 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 10.
Table 10 example 55 ~ 57 component and content
Example 58 ~ 60 microcapsule suspension-suspendinagent agent
By active component B, macromolecule cyst material, solvent, make to be dissolved into homogeneous oil phase, oil phase is joined in a shear condition in the aqueous phase solution containing emulsifier, pH adjusting agent, make finely disseminated microcapsule suspending agent.Defoamer, thickener (can add and can not add) are mixed through high speed shear, add propylene glycol alginate, ball milling 2 ~ 3 hours in ball mill, make diameter of particle all below 5 μm, obtained suspending agent, then join in the aqueous phase solution of micro-capsule suspension by suspending agent, deionized water supplies surplus, make the finely disseminated microcapsule suspension-suspendinagent agent product of the present composition, specifically in table 11.
The each component of table 11 embodiment 58 ~ 60 and weight portion
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), 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 (take propylene glycol alginate as standard agent, its toxicity index is 100):
TI × the P of theoretical toxicity index (the TTI)=propylene glycol alginate of M
propylene glycol alginatetI × 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
propylene glycol alginatefor the ratio that propylene glycol alginate is shared in the composition
B is selected from the one in Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl.
Application Example two:
For examination insect: tomato trialeurodes vaporariorum
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination propylene glycol alginate and the former medicine of Mobucin and the two different ratio mixture.
Toxicity test result
Table 12 propylene glycol alginate and the composite toxicity test analysis of results table to tomato trialeurodes vaporariorum of Mobucin
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.23 | - |
| Mobucin | - | 8.12 | - |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶80 | 3.11 | 183.42 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶70 | 2.62 | 208.96 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶60 | 2.30 | 225.97 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶50 | 2.03 | 239.14 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶40 | 1.75 | 252.63 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶35 | 1.58 | 263.16 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶30 | 1.53 | 251.93 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶20 | 1.28 | 240.88 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶10 | 0.85 | 231.95 |
| Algae acid propylene glycol ester ︰ Mobucin | 1∶1 | 0.20 | 223.66 |
| Algae acid propylene glycol ester ︰ Mobucin | 10∶1 | 0.12 | 210.24 |
| Algae acid propylene glycol ester ︰ Mobucin | 20∶1 | 0.12 | 200.97 |
| Algae acid propylene glycol ester ︰ Mobucin | 40∶1 | 0.13 | 181.22 |
As shown in Table 12, propylene glycol alginate and the composite proportioning of preventing and treating tomato trialeurodes vaporariorum of Mobucin are when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 40 ︰ 1 scope all shows synergistic effect, when the proportioning of propylene glycol alginate and Mobucin is at 1 ︰ 60 ~ 1 ︰ 10, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, testing through applicant the optimum ratio finding propylene glycol alginate and Mobucin is 1:10, 1:15, 1:20, 1:30, 1:31, 1:32, 1:33, 1:34, 1:35, 1:36, 1:37, 1:38, 1:39, 1:40, 1:45, 1:50, 1:55, 1:60, wherein when propylene glycol alginate and Mobucin weight ratio are 1 ︰ 35, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example three
For examination insect: rice hoppers
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination propylene glycol alginate and the former medicine of meta-tolyl-N-methylcarbamate (MTMC) and the two different ratio mixture.
Table 13 propylene glycol alginate and the composite toxicity test analysis of results table to rice hoppers of meta-tolyl-N-methylcarbamate (MTMC)
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.25 | - |
| Meta-tolyl-N-methylcarbamate (MTMC) | - | 8.47 | - |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶80 | 3.10 | 194.34 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶70 | 2.71 | 213.62 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶60 | 2.42 | 227.42 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶50 | 2.14 | 240.65 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶40 | 1.86 | 252.71 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶35 | 1.67 | 265.08 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶30 | 1.61 | 255.30 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶20 | 1.35 | 244.54 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶10 | 0.91 | 233.33 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 1∶1 | 0.22 | 220.76 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 10∶1 | 0.13 | 210.92 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 20∶1 | 0.13 | 201.63 |
| Algae acid propylene glycol ester ︰ meta-tolyl-N-methylcarbamate (MTMC) | 40∶1 | 0.14 | 182.90 |
As shown in Table 13, propylene glycol alginate and the composite proportioning of preventing and treating rice hoppers of meta-tolyl-N-methylcarbamate (MTMC) are when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 40 ︰ 1 scope all shows synergistic effect, when the proportioning of propylene glycol alginate and meta-tolyl-N-methylcarbamate (MTMC) is at 1 ︰ 60 ~ 1 ︰ 10, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 225, testing through applicant the optimum ratio finding propylene glycol alginate and meta-tolyl-N-methylcarbamate (MTMC) is 1:10, 1:15, 1:20, 1:30, 1:31, 1:32, 1:33, 1:34, 1:35, 1:36, 1:37, 1:38, 1:39, 1:40, 1:45, 1:50, 1:55, 1:60, wherein when propylene glycol alginate and meta-tolyl-N-methylcarbamate (MTMC) weight ratio are 1 ︰ 35, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example four
For examination insect: paddy rice rice leaf roller
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination propylene glycol alginate and the former medicine of indoxacarb and the two different ratio mixture
Table 14 propylene glycol alginate and the composite toxicity test analysis of results table to paddy rice rice leaf roller of indoxacarb
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.27 | - |
| Indoxacarb | - | 1.05 | - |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶80 | 0.56 | 181.04 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶60 | 0.52 | 192.79 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶40 | 0.48 | 204.35 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶20 | 0.41 | 225.13 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶10 | 0.35 | 237.60 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶5 | 0.28 | 253.13 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶4 | 0.25 | 266.20 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶3 | 0.24 | 254.03 |
| Algae acid propylene glycol ester ︰ indoxacarb | 1∶1 | 0.18 | 238.64 |
| Algae acid propylene glycol ester ︰ indoxacarb | 5∶1 | 0.14 | 220.11 |
| Algae acid propylene glycol ester ︰ indoxacarb | 10∶1 | 0.14 | 206.82 |
| Algae acid propylene glycol ester ︰ indoxacarb | 20∶1 | 0.14 | 199.93 |
| Algae acid propylene glycol ester ︰ indoxacarb | 40∶1 | 0.15 | 183.32 |
As shown in Table 14, propylene glycol alginate and the composite proportioning of preventing and treating paddy rice rice leaf roller of indoxacarb are when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 40 ︰ 1 scope all shows synergistic effect, when the proportioning of propylene glycol alginate and indoxacarb is at 1 ︰ 20 ~ 5 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, testing through applicant the optimum ratio finding propylene glycol alginate and indoxacarb is 5:1, 1:1, 1:2, 1:3, 1:4, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:15, 1:1:20, wherein when propylene glycol alginate and indoxacarb weight ratio are 1 ︰ 4, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example five
For examination insect: rice hoppers
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination propylene glycol alginate and the former medicine of carbaryl and the two different ratio mixture.
Table 15 propylene glycol alginate and the composite toxicity test analysis of results table to rice hoppers of carbaryl
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.31 | - |
| Carbaryl | - | 12.38 | - |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶80 | 4.51 | 185.39 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶70 | 3.94 | 202.93 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶60 | 3.28 | 230.39 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶50 | 2.88 | 243.76 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶45 | 2.62 | 255.91 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶40 | 2.38 | 266.80 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶30 | 2.14 | 256.43 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶20 | 1.77 | 245.07 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶10 | 1.16 | 235.10 |
| Algae acid propylene glycol ester ︰ carbaryl | 1∶1 | 0.27 | 224.02 |
| Algae acid propylene glycol ester ︰ carbaryl | 10∶1 | 0.16 | 212.59 |
| Algae acid propylene glycol ester ︰ carbaryl | 20∶1 | 0.16 | 203.18 |
| Algae acid propylene glycol ester ︰ carbaryl | 40∶1 | 0.17 | 186.79 |
As shown in Table 15, propylene glycol alginate and the composite proportioning of preventing and treating rice hoppers of carbaryl are when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 40 ︰ 1 scope all shows synergistic effect, when the proportioning of propylene glycol alginate and carbaryl is at 1 ︰ 60 ~ 1 ︰ 10, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 230, testing through applicant the optimum ratio finding propylene glycol alginate and carbaryl is 1:10, 1:15, 1:20, 1:30, 1:35, 1:36, 1:37, 1:38, 1:39, 1:40, 1:41, 1:42, 1:43, 1:44, 1:45, 1, 46, 1:47, 1:48, 1:49, 1:50, 1:55, 1:60, wherein when propylene glycol alginate and carbaryl weight ratio are 1 ︰ 40, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example six
For examination insect: phyllocnistis citrella stainton
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination propylene glycol alginate and the former medicine of Methomyl and the two different ratio mixture.
Table 16 propylene glycol alginate and the composite toxicity test analysis of results table to phyllocnistis citrella stainton of Methomyl
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.33 | - |
| Methomyl | - | 7.92 | - |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶80 | 3.03 | 203.58 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶60 | 2.64 | 217.86 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶40 | 2.2 | 230.63 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶30 | 1.89 | 240.56 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶25 | 1.68 | 250.15 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶24 | 1.58 | 261.08 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶20 | 1.5 | 252.00 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶15 | 1.34 | 242.48 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶10 | 1.11 | 230.84 |
| Algae acid propylene glycol ester ︰ Methomyl | 1∶1 | 0.29 | 218.48 |
| Algae acid propylene glycol ester ︰ Methomyl | 10∶1 | 0.17 | 212.64 |
| Algae acid propylene glycol ester ︰ Methomyl | 20∶1 | 0.17 | 203.40 |
| Algae acid propylene glycol ester ︰ Methomyl | 40∶1 | 0.18 | 187.72 |
As shown in Table 16, the proportioning of propylene glycol alginate and the composite control phyllocnistis citrella stainton of Methomyl is when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 40 ︰ 1 scope all shows synergistic effect, when the proportioning of propylene glycol alginate and Methomyl is at 1 ︰ 40 ~ 1 ︰ 10, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 230, testing through applicant the optimum ratio finding propylene glycol alginate and Methomyl is 1:10, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, 1:21, 1:22, 1:23, 1:24, 1:25, 1:26, 1:27, 1:28, 1:29, 1:30, 1:35, 1:40, wherein when propylene glycol alginate and Methomyl weight ratio are 1 ︰ 24, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example seven
For examination insect: rice hoppers
Test medicine provides by Shaanxi Meibang Pesticide Co., Ltd..
Experimental scheme: through effective lethal concentration scope of preliminary experiment determination propylene glycol alginate and the former medicine of Bassa and the two different ratio mixture.
Table 17 propylene glycol alginate and fenobucarb composite are to the toxicity test analysis of results table of rice hoppers
| Reagent agent | Proportioning | LC 50(ug/mL) | Co-toxicity coefficient (CTC) |
| Propylene glycol alginate | - | 0.29 | - |
| Bassa | - | 8.14 | - |
| Algae acid propylene glycol ester ︰ Bassa | 1∶80 | 3.09 | 197.45 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶60 | 2.64 | 213.56 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶50 | 2.3 | 231.20 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶35 | 1.91 | 243.26 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶30 | 1.71 | 254.12 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶29 | 1.61 | 265.78 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶25 | 1.56 | 255.64 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶20 | 1.46 | 243.57 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶10 | 1.02 | 230.59 |
| Algae acid propylene glycol ester ︰ Bassa | 1∶1 | 0.26 | 215.40 |
| Algae acid propylene glycol ester ︰ Bassa | 10∶1 | 0.16 | 198.67 |
| Algae acid propylene glycol ester ︰ Bassa | 20∶1 | 0.16 | 189.97 |
| Algae acid propylene glycol ester ︰ Bassa | 40∶1 | 0.17 | 174.70 |
As shown in Table 17, propylene glycol alginate and fenobucarb composite prevent and treat the proportioning of rice hoppers when 1 ︰ 80 ~ 40 ︰ 1, co-toxicity coefficient is all greater than 120, both explanations mixture in 1 ︰ 80 ~ 40 ︰ 1 scope all shows synergistic effect, when the proportioning of propylene glycol alginate and Bassa is at 1 ︰ 50 ~ 1 ︰ 10, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 230, testing through applicant the optimum ratio finding propylene glycol alginate and Bassa is 1:10, 1:15, 1:20, 1:30, 1:35, 1:36, 1:37, 1:38, 1:39, 1:40, 1:41, 1:42, 1:43, 1:44, 1:45, 1, 46, 1:47, 1:48, 1:49, 1:50, wherein when propylene glycol alginate and Bassa weight ratio are 1 ︰ 39, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Through test find: propylene glycol alginate and active component B composite after have obvious synergistic effect to the control of 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, prodenia litura, cotton bollworm, slug moth, mulberry geometrid (Hemerophila atrilineata), caterpillar, pink bollworm, rice plant skipper, oriental tobacco budworm, diamond-back moth, cabbage caterpillar, co-toxicity coefficient is all more than 120.Test of pesticide effectiveness part test medicament is researched and developed by Shaanxi Meibang Pesticide Co., Ltd., is provided, contrast medicament 0.12% propylene glycol alginate suspending agent (commercial), 20% Mobucin missible oil (commercial), 25% meta-tolyl-N-methylcarbamate (MTMC) wetting powder (commercial), 150g/L indoxacarb suspending agent (commercial), 25% carbaryl wetting powder (commercial).
Application Example eight propylene glycol alginate 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 investigation tomato trialeurodes vaporariorum 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 18 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 18, propylene glycol alginate and active component B composite after 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 nine propylene glycol alginate and active component B and compositely prevent and treat the rice hoppers test of pesticide effectiveness
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, 10 days, 20 days, 30 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 19 propylene glycol alginate and active component B and compositely prevent and treat the rice hoppers test of pesticide effectiveness
As can be seen from Table 19, propylene glycol alginate and active component B composite after effectively can 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 ten propylene glycol alginate 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 investigation cotton cotton boll 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 20 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 20, propylene glycol alginate and active component B composite after 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 11 propylene glycol alginate 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, 3 days, 7 days, 15 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 21 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 21, propylene glycol alginate and active component B composite after effectively can 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 12 propylene glycol alginate and active component B and the composite control paddy rice rice leaf roller test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and investigation paddy rice rice leaf roller 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 22 propylene glycol alginate and active component B and the composite control paddy rice rice leaf roller test of pesticide effectiveness thereof
As can be seen from Table 22, propylene glycol alginate and active component B composite after can effectively prevent and treat paddy rice rice leaf roller, 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 13 propylene glycol alginate and active component B and the composite control apple peach fruit borer test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Weinan City, and investigation apple peach fruit borer insect pest index before medicine, in the dispenser of insect pest initial stage of origination, 10 days, 20 days, 30 days investigation insect pest indexes after dispenser also calculate preventive effect.Result of the test is as follows:
Table 23 propylene glycol alginate and active component B and the composite control apple peach fruit borer test of pesticide effectiveness thereof
As can be seen from Table 23, propylene glycol alginate and active component B composite after can effectively prevent and treat apple peach fruit borer, 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, propylene glycol alginate and Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, to the aleyrodid in various crop after fenobucarb composite, 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, prodenia litura, cotton bollworm, slug moth, mulberry geometrid (Hemerophila atrilineata), caterpillar, pink bollworm, rice plant skipper, oriental tobacco budworm, diamond-back moth, the preventive effect of the common insect pests such as cabbage caterpillar is all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (5)
1. one kind contains the Pesticidal combination of propylene glycol alginate and carbamates, effective active composition is 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 ~ 40 ︰ 1, described active components A is propylene glycol alginate, and active component B is selected from the one in Mobucin, meta-tolyl-N-methylcarbamate (MTMC), indoxacarb, carbaryl, Methomyl, Bassa.
2. the Pesticidal combination containing propylene glycol alginate and carbamates according to claim 1, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 70 ~ 20 ︰ 1.
3. the Pesticidal combination containing propylene glycol alginate and carbamates according to claim 2, is characterized in that:
The weight ratio of propylene glycol alginate and Mobucin is 1 ︰ 60 ~ 1 ︰ 10;
The weight ratio of propylene glycol alginate and meta-tolyl-N-methylcarbamate (MTMC) is 1 ︰ 60 ~ 1 ︰ 10;
The weight ratio of propylene glycol alginate and indoxacarb is 1 ︰ 20 ~ 5 ︰ 1;
The weight ratio of propylene glycol alginate and carbaryl is 1 ︰ 60 ~ 1 ︰ 10;
The weight ratio of propylene glycol alginate and Methomyl is 1 ︰ 40 ~ 1 ︰ 10;
The weight ratio of propylene glycol alginate and Bassa is 1 ︰ 50 ~ 1 ︰ 10.
4. the Pesticidal combination containing propylene glycol alginate and carbamates 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, suspension emulsion, microcapsule suspending agent, microcapsule suspension-suspendinagent agent.
5. the Pesticidal combination containing propylene glycol alginate and carbamates according to claim 4 is for preventing and treating the purposes of insect on 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, prodenia litura, cotton bollworm, slug moth, mulberry geometrid (Hemerophila atrilineata), rice plant skipper, oriental tobacco budworm, diamond-back moth, cabbage caterpillar.
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