CN103098816A - Indoxacarb and spinetoram insecticidal composition - Google Patents
Indoxacarb and spinetoram insecticidal composition Download PDFInfo
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- CN103098816A CN103098816A CN2013100290921A CN201310029092A CN103098816A CN 103098816 A CN103098816 A CN 103098816A CN 2013100290921 A CN2013100290921 A CN 2013100290921A CN 201310029092 A CN201310029092 A CN 201310029092A CN 103098816 A CN103098816 A CN 103098816A
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- indoxacarb
- ethyl pleocidin
- spinetoram
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- insecticidal composition
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Abstract
The invention discloses an indoxacarb and spinetoram insecticidal composition. The composition consists of two active ingredients indoxacarb and spinetoram and additives, wherein the weight ratio of indoxacarb to spinetoram is (30: 1 )-(1: 30), and the weight sum of indoxacarb and spinetoram accounts for 2% to 85% by weight of the insecticidal composition. The indoxacarb and spinetoram have a synergistic effect in a compounding state, and simultaneously, the indoxacarb and spinetoram are compounded to expand a prevention and control spectrum, thereby being beneficial to overcoming and delaying the generation of pest resistance to insecticide. The insecticidal composition disclosed by the invention can effectively prevent and control lepidoptera of vegetables, fruit trees, flowers and field crops, and thysanoptera and homoptera pests, and is particularly suitable for preventing and controlling diamondback moth, beet armyworm, spodoptera litura and thrips. Furthermore, the prevention and control effect of the insecticidal composition is obviously higher than a single dose, and the use amount of pesticides is lowered to reduce the environmental pollution.
Description
Technical field
The present invention relates to belong to the pesticidal preparations field, specifically a kind of indoxacarb and ethyl pleocidin Pesticidal combination.
Background technology
In the middle of the farming crop pest management, chemical control is still occupied an leading position.Although but chemical control saves time, laborsaving, effect is remarkable, also has serious drawback, the single chemical pesticide of long-term a large amount of uses can form directed the selection to insect, germ and weeds, and insect, germ and resistance weed are constantly increased.For example according to relevant report since eighties of last century is brought into use Avermectin the nineties, first report is to find in Malaysia nineteen ninety-five to the diamond-back moth strain that Avermectin produces resistance, in succession found also that at Brazil, Argentina and Chinese Taiwan, Yunnan, zhejiang and other places diamond-back moth has produced serious resistance to Avermectin subsequently, diamond-back moth reaches 1458～62738 times more than to the resistance that Avermectin promotes at present.So along with the continuous increase of pest resistance will be killed these pesticide resistance disease pest and weeds at present, just the dosage of agricultural chemicals must be continued to increase, so both increased agriculture production cost, the natural enemy that can kill off the insect pests again causes crop pests to take place frequently.More seriously, a large amount of use chemical pesticides also can aggravate environmental pollution, and the infringement human body is healthy.Therefore, be badly in need of the agricultural chemicals of efficient, low toxicity, low-residual among the control of current disease pest and weed.
(Indoxacarb) Shi oxadiazine class is new and effective, the insecticide of low toxicity, low-residual, and insecticidal spectrum is wide, and insecticide efficiency is high, and does not have cross resistance with other insecticides, is one of the ideal substitute of the organophosphorus insecticides of high poison, high residue for indoxacarb.Its mechanism of action is that indoxacarb activates in insect bodies as N-removes methoxycarbonyl group metabolite (DCJW), and acts on inactivation attitude sodium-ion channel, destroys the nerve impulse transmission, causes target pest to lose coordination, paralysis, final dead.Indoxacarb is mainly used in preventing and treating the lepidoptera pests such as beet armyworm, diamond-back moth, cabbage caterpillar, prodenia litura, tomato moth, cotton bollworm, oriental tobacco budworm, leaf rollers, codling moth, leafhopper.
Ethyl pleocidin (Spinetoram) is to belong to biopesticide, and this medicine low toxicity, efficient, wide spectrum are to useful insect and mammalian safe.Ethyl pleocidin is the secondary metabolite that produces from the fermentation of actinomycetes thorn saccharopolyspora strain, its active ingredient is the mixture (ratio is 3: 1) of ethyl pleocidin-J and ethyl pleocidin-L, it is the regeneration product of pleocidin, it is a kind of novel pleocidin insecticides, its mechanism of action is to act on nAChR and r-aminobutyric acid acceptor in the insect nerve, cause polypide insensitive to the signal transfer reaction of excitability or inhibition, affect normal nervous activity, until dead.Ethyl pleocidin has stomach toxicity and action of contace poison, and blade is had stronger osmosis, can kill the insect under leaf epidermis, and lasting medicine especially has special efficacy for Lepidoptera, diptera and thrips insect.Also to note protection but good agricultural chemicals uses, so just can delay the service life of good agricultural chemicals.
Rational mixed pesticide, not only can produce synergistic effect, and agricultural chemicals lacks directed the selection in the composite use of different ratios for insect, can delay the drug-fast generation of disease pest and weed, the pesticide compositional of the different mechanisms of action can improve control efficiency, reduce the agricultural chemicals usage amount, existing good economic benefit has again good ecology and social benefit.In the situation that new former medicine exploitation is more and more difficult, the agriculture chemical compounding technology also more and more comes into one's own, and becomes at present one of important channel of exploitation agricultural chemicals new product.
Summary of the invention
The object of the present invention is to provide a kind of efficient, low toxicity and lasting period long, can effectively prevent and treat crop pest, be conducive to the indoxacarb of integrated pest management and the Pesticidal combination of ethyl pleocidin.
Technical scheme: a kind of Pesticidal combination, active ingredient is indoxacarb and ethyl pleocidin, the weight ratio of indoxacarb and ethyl pleocidin is 30:1～1:30, preferred weight ratio is 5:1～1:5, and indoxacarb and ethyl pleocidin weight summation percentage by weight in Pesticidal combination are 2%～85%.
Pesticidal combination of the present invention can be selected known pesticidal preparations auxiliary element according to well known to a person skilled in the art method, is mixed with the formulations such as missible oil, microemulsion, suspending agent, wetting powder, aqueous emulsion and water dispersible granules.
The pesticidal preparations auxiliary element that uses in Pesticidal combination of the present invention comprises that solvent, dispersant, stabilizing agent, emulsifier, antifreezing agent, thickener etc. and other are of value to the known substance of active ingredient stable and performance drug effect in preparation, all various compositions commonly used in pesticidal preparations or that permission is used, be not particularly limited, concrete composition and consumption require to determine by simple test according to formula.
Pesticidal combination of the present invention is mainly used in preventing and treating the Lepidoptera class pest of vegetables, fruit tree, paddy rice, flowers and other crops and part thrips, homoptera pest, as rice leaf roller, diamond-back moth, cabbage caterpillar, beet armyworm, prodenia litura, cotton bollworm, thrips, leafhopper, stinkbug silk worm etc.
Pesticidal combination of the present invention adopts the method for spraying to use usually, also can adopt as required upper other operation techniques used of agricultural.
The present invention is with indoxacarb and ethyl pleocidin is composite has a following beneficial effect.
1, indoxacarb and ethyl pleocidin are composite, have obvious synergistic effect, have reduced single dose usage amount separately, can effectively prevent and treat the insect of some better resistances.
2, indoxacarb and ethyl pleocidin are composite, not only for nearly all lepidoptera pest, good control efficiency is arranged, and for insects such as thrips, leafhopper, stinkbug silk worms, good control efficiency is arranged also, insect is planted by the Zhiduo County of can a dispenser holding concurrently, thereby reduced drug cost and labor cost, improved the benefit of agricultural production.
3, indoxacarb is different with the ethyl pleocidin mechanism of action, is mixed to use effectively to break the orientation selection pressure that medication causes, and delays the generation of pest resistance, extends the service life of existing outstanding agricultural chemicals.
Embodiment
The present invention will be further described below in conjunction with embodiment, example of the present invention further illustrates the effect of composition with following biologicall test and drug effect example, but do not consist of any restriction of the present invention, in the scope of the composition claim of mentioning in every the present invention of relating to, arbitrary proportion should be all for identical with the present invention.Preparation used in the present embodiment, the 94% former medicine of indoxacarb is du pont company production, and the 81.2% former medicine of ethyl pleocidin is that The Dow Agrosciences, LLC. produces, and related preparations is mixed with relevant formulation by the Drug Manufacturing Room processed of the research and development department of my company.
Biologicall test embodiment 1:Indoxacarb, ethyl pleocidin and proportioning that both the are different joint toxicity measuring to diamond-back moth.
Adopt immersion liquid to connect the worm method, reagent agent is mixed with certain density mother liquor, and to be diluted to 5 gradient concentrations with clear water more stand-by, establishes clear water and be contrast.Get the fresh and tender a variety of Chinese cabbage leaf of in the same size, be placed on supplying of preparing in advance and flood 10s in reagent liquid, after taking-up allows it naturally dry, put into the culture dish (Φ 150mm) that is lined with in advance filter paper.Then access the diamondback moth larvae in 3 ages in ware, each culture dish connects 20, and each is processed and repeats 3 times.Connect gauze on the complete bonnet of worm, then cover the culture dish lid, be placed in thermostatic chamber and cultivate, investigate and record the death condition of diamond-back moth in 24h, 48h, 72h, calculate lethality, and obtain the virulence regression equation formula according to probit analysis, correlation coefficient and lethal concentration of 50 LC
50Mode of application adopts the co-toxicity coefficient CTC method of the abundant nineteen sixty proposition of Sun Yun.Computing formula is as follows.
When CTC≤80, the composition performance is antagonism, and when 80＜CTC＜120, the composition performance is summation action, and when CTC 〉=120, the composition performance is synergistic effect.
Table 1 indoxacarb, ethyl pleocidin and the different proportioning toxicity test (72h) to diamond-back moth.
By as seen from Table 1, indoxacarb and ethyl pleocidin are mixed by the part by weight of 30:1,10:1,5:1,1:1,1:5,1:10 and 1:30, and its co-toxicity coefficient to diamond-back moth is respectively 130.89,142.71,158.67,210.12,181.88,145.48,121.06 all existing synergistic effects of performance.Wherein, when indoxacarb and ethyl pleocidin were mixed in the ratio of 5:1,1:1,1:5, its co-toxicity coefficient was respectively 158.67,210.12,181.88, showed more significantly synergistic effect for other ratio is mixed.
Biologicall test embodiment 2: indoxacarb, ethyl pleocidin and proportioning that both the are different joint toxicity measuring to tomato moth.
This test employing is soaked leaf and is connect the worm method, method of operating such as example 1.
Table 2 indoxacarb, ethyl pleocidin and the different proportioning toxicity test (72h) to tomato moth.
By table 2 by as can be known, indoxacarb and ethyl pleocidin are mixed by the part by weight of 30:1,10:1,5:1,1:1,1:5,1:10 and 1:30, and its co-toxicity coefficient to beet armyworm is respectively 124.00,142.83,160.07,172.98,140.39,128.86,121.66 all existing synergistic effects of performance.Wherein, when indoxacarb and ethyl pleocidin were mixed in the ratio of 5:1,1:1,1:5, its co-toxicity coefficient was respectively 160.07,172.98,140.39, showed more significantly synergistic effect for other ratio is mixed.
It is known that formulation method and technology during following preparation is implemented is the art technology technical staff, can make as required corresponding adjustment and change in the middle of the operating process of reality.
FORMULATION EXAMPLE 1: 25% indoxacarb ethyl pleocidin suspending agent.
Indoxacarb 15%, ethyl pleocidin 10% by weight, calcium lignosulfonate 3.5%, methylcellulose 2.5%, neopelex 1.5%, bentonite 1.5%, ethylene glycol 1%, remainder is supplied by deionized water.According to formula, former medicine and calcium lignosulfonate are scattered in water, add in the dispersion tank of high speed agitator, tentatively pulverize former medicine; This mixture through coarse crushing is sent in attrition mill continuously with constant displacement pump, carried out fine crushing; The material that separates, discharges with medium is sent into last blending tank, and the methocel solution that modulates is in addition added blending tank, mixes equably with the material of having pulverized, and obtains final suspending agent.Indoxacarb in this example and the part by weight of ethyl pleocidin change between 30:1～1:30 again, and both total weight contents are still 25%, form new formulation examples.
25% indoxacarb ethyl pleocidin suspending agent is to field diamond-back moth efficiency test.
Reagent agent:
A:25% indoxacarb ethyl pleocidin suspending agent (15% indoxacarb, 10% ethyl pleocidin);
B:15% indoxacarb suspending agent;
C:6% ethyl pleocidin suspending agent;
According to corresponding extension rate, in diamond-back moth hatching peak phase dispenser, and the preventive effect result is investigated in after dispenser 1 day, 3 days, 7 days, 14 days with above-mentioned medicament.
Table 3, control crop in cruciferae diamond-back moth field control effectiveness test result.
Result of the test: see Table 3, as can be seen from the test results, after dispenser 3 days, Pesticidal combination of the present invention to the control efficiency of diamond-back moth all more than 90%, significantly better than single dose; After dispenser 7 days and 14 days, Pesticidal combination of the present invention to the diamond-back moth control efficiency all more than 95%, also significantly better than single dose, illustrate that Pesticidal combination of the present invention all is being better than single dose aspect quick-acting and lasting effect, reduced the usage amount of agricultural chemicals, thereby reduced environmental pollution, reduced simultaneously agriculture production cost.
FORMULATION EXAMPLE 2: 20% indoxacarb ethyl pleocidin microemulsion.
Indoxacarb 5%, ethyl pleocidin 15%, agriculture breast 1601#(emulsifier by weight) 20%, acetone 8% mix and blend is dissolved into oil phase, under 60～90r/min stirring action, deionized water replenished foot, then passes through the 20min left and right, gets transparency liquid.
20% indoxacarb ethyl pleocidin microemulsion is used for control thrips efficiency test.
Reagent agent:
A:20% indoxacarb ethyl pleocidin microemulsion (15% indoxacarb, 10% ethyl pleocidin);
B:15% indoxacarb suspending agent;
C:6% ethyl pleocidin suspending agent;
According to corresponding extension rate, in the dispenser of thrips occurrence in peak period, and the preventive effect result is investigated in after dispenser 1 day, 3 days, 7 days, 14 days with above-mentioned medicament.
Table 4, control thrips test of pesticide effectiveness result.
Result of the test: see Table 4.As can be seen from the test results, after dispenser 1 day, more than 95%, the control efficiency exhibits excellent was so the quick-acting of Pesticidal combination is fine to the control efficiency of thrips for Pesticidal combination of the present invention; After dispenser 7 days and 14 days, Pesticidal combination of the present invention to the thrips control efficiency all more than 95%, also significantly better than single dose, illustrate that Pesticidal combination of the present invention all is better than single dose aspect lasting effect, calculate from the active constituent content consumption usage amount that this Pesticidal combination has reduced agricultural chemicals, thereby reduced environmental pollution, reduced simultaneously agriculture production cost.
FORMULATION EXAMPLE 3: 60% indoxacarb ethyl pleocidin wetting powder.
Indoxacarb 40%, ethyl pleocidin 20%, calcium lignosulfonate 15%, lauryl sodium sulfate 5% and surplus fills completely with white bole by weight, above-mentioned substance is levigate, mixing can make the wetting powder that contains indoxacarb and ethyl pleocidin Pesticidal combination.60% indoxacarb ethyl pleocidin wetting powder is used for the control beet armyworm.
Reagent agent:
A:60% indoxacarb ethyl pleocidin wetting powder (40% indoxacarb, 20% ethyl pleocidin);
B:15% indoxacarb suspending agent;
C:6% ethyl pleocidin suspending agent;
According to corresponding extension rate, in beet armyworm hatching peak phase dispenser, and the preventive effect result is investigated in after dispenser 1 day, 3 days, 7 days, 14 days with above-mentioned medicament.
Table 5, control beet armyworm field efficiency test result.
Result of the test: see Table 5.As can be seen from the test results, after dispenser 3 days, Pesticidal combination of the present invention to the beet armyworm control efficiency more than 90%, significantly better than single dose; After dispenser 7 days and 14 days, Pesticidal combination of the present invention to the beet armyworm control efficiency all more than 95%, also significantly better than single dose, illustrate that Pesticidal combination of the present invention all is being better than single dose aspect quick-acting and lasting effect, reduce the medication number of times, thereby reduced environmental pollution, reduced simultaneously agriculture production cost.
Claims (5)
1. an indoxacarb and ethyl pleocidin Pesticidal combination, it is characterized in that: active ingredient is indoxacarb and ethyl pleocidin, the weight ratio of indoxacarb and ethyl pleocidin is 30:1～1:30, and indoxacarb and ethyl pleocidin weight summation percentage by weight in Pesticidal combination are 2%～85%.
2. indoxacarb according to claim 1 and ethyl pleocidin Pesticidal combination, it is characterized in that: the weight ratio of indoxacarb and ethyl pleocidin is 5:1～1:5.
3. indoxacarb according to claim 1 and ethyl pleocidin Pesticidal combination, it is characterized in that: the formulation of described Pesticidal combination is missible oil, microemulsion, suspending agent, wetting powder, aqueous emulsion or water dispersible granules.
4. indoxacarb according to claim 1 and ethyl pleocidin Pesticidal combination, is characterized in that: be used for control crop Lepidoptera class pest and part thrips, homoptera pest.
5. indoxacarb according to claim 4 and ethyl pleocidin Pesticidal combination, it is characterized in that: described crop is vegetables, fruit tree, paddy rice, flowers etc.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104642358A (en) * | 2013-11-19 | 2015-05-27 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing spinetoram and metolcarb, and applications thereof |
| CN104642357A (en) * | 2013-11-19 | 2015-05-27 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing spinetoram and mixed dimethylphenyl methylcarbamate, and applications thereof |
| CN104642359A (en) * | 2013-11-19 | 2015-05-27 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing spinetoram and fenobucarb and application thereof |
| CN106305804A (en) * | 2016-08-22 | 2017-01-11 | 张颂忠 | Insecticidal composition containing Euphorbia fischeriana extractive solution |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102860316A (en) * | 2012-09-28 | 2013-01-09 | 南京农业大学 | Insecticidal composite containing spinetoram |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102860316A (en) * | 2012-09-28 | 2013-01-09 | 南京农业大学 | Insecticidal composite containing spinetoram |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104642358A (en) * | 2013-11-19 | 2015-05-27 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing spinetoram and metolcarb, and applications thereof |
| CN104642357A (en) * | 2013-11-19 | 2015-05-27 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing spinetoram and mixed dimethylphenyl methylcarbamate, and applications thereof |
| CN104642359A (en) * | 2013-11-19 | 2015-05-27 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing spinetoram and fenobucarb and application thereof |
| CN104642358B (en) * | 2013-11-19 | 2016-08-17 | 南京华洲药业有限公司 | A kind of containing ethyl pleocidin and the Synergistic insecticidal compositions of MTMC and application |
| CN104642357B (en) * | 2013-11-19 | 2016-09-14 | 南京华洲药业有限公司 | A kind of containing ethyl pleocidin and the Synergistic insecticidal compositions of dimethyl phenyl carbamate and application |
| CN106305804A (en) * | 2016-08-22 | 2017-01-11 | 张颂忠 | Insecticidal composition containing Euphorbia fischeriana extractive solution |
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