CN101406187A - Composition for killing insects and mites containing tetranoic acid and organophosphorus - Google Patents
Composition for killing insects and mites containing tetranoic acid and organophosphorus Download PDFInfo
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- CN101406187A CN101406187A CNA2008101819734A CN200810181973A CN101406187A CN 101406187 A CN101406187 A CN 101406187A CN A2008101819734 A CNA2008101819734 A CN A2008101819734A CN 200810181973 A CN200810181973 A CN 200810181973A CN 101406187 A CN101406187 A CN 101406187A
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- spiral shell
- mite ester
- profenofos
- shell mite
- methidathion
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Abstract
The invention relates to a pest-killing and mite-killing composition containing tetronic acid and organophosphorus, wherein active ingredients of the pest-killing and mite-killing composition are spirodiclofen and any of organophosphorus pesticides such as profenofos, chlorpyrifos and methidathion, the mass portion ratio of the spirodiclofen to the organophosphorus pesticide is between 5 to 1 and 1 to 50, and the preferable ratio is between 2 to 1 and 1 to 19. The mixing of the spirodiclofen and the profenofos or the chlorpyrifos or the methidathion has apparent synergistic effect on pest mites, has good quick action and long lasting period, has control function on pests at the same time, is helpful to delay the drug resistance of the pest mites, and is mainly used for mite pest control of crops such as fruit trees, cotton, vegetables and so on.
Description
Technical field
The present invention relates to a kind of insecticide acaricide composition, particularly contain the potentiating pesticidal miticide composition of spiral shell mite ester and organophosphorus insecticide active component.
Background technology
Mite pest is commonly called as two spotted spider mite, takes place from generation to generation many, fertility is strong, and under suitable temperature and humidity conditions, acarid quantity can increase rapidly exponentially in the short period, and the alternation of generations, and miticide easily developed immunity to drugs, be one of most important pest species on the crops such as fruit tree, vegetables.The throughout the year harmful mite of cause is taken place heavy, and medication does harm to the mite most of miticides generations resistance in various degree to using often at present, and control efficiency is undesirable, and simultaneously, frequent dispenser causes peasant burden to increase the weight of and increasing environmental pollution.Therefore, be badly in need of the miticide new varieties of efficient, safety, environmental protection.
Spiral shell mite ester is the miticide of a kind of brand-new mechanism of action of Bayer Cropscience Co.,Ltd's exploitation, belong to novel tetronic acid class miticide, by suppressing the lipogenesis in the evil mite body, destroy the energy metabolism of acarid and finally kill harmful mite, do not have cross resistance with other existing miticide, the mite evil that can be used for crops such as fruit tree such as citrus, grape and eggplant, capsicum, tomato is administered.The shortcoming of spiral shell mite ester is to kill into that the mite activity is lower, quick-acting is poor, the price height.
Profenofos is a broad-spectrum organophosphorous pesticide, is a kind of anticholinesterase, have tag, stomach poison function and interior absorption, be mainly used in the lepidoptera pest of control cotton and vegetable field, degraded easily in environment, but general to the control efficiency of mite, particularly the lasting period is short.
Chlopyrifos is a kind of broad-spectrum organic insecticide, its mechanism of action is an acetylcholine esterase inhibition, have tag, stomach toxicity and stifling three kinds of modes of action, insecticidal spectrum is wide, toxicity is lower, be one of main insecticide of control grain, fruit tree, vegetables and other economic crops insect pest, to user's safety.But chlopyrifos is general to the effect of mite.
Methidathion is a kind of organophosphorus insecticide of wide spectrum, act on the insect cholinesterase, have tag, stomach toxicity and osmosis, can infiltrate in the plant corpus, absorption in not having, not volatile, biting mouthparts and sucking pest all there is killing power, to the scale insect special efficacy, use is general to mite class effect separately, is applicable on the crops such as fruit tree, cotton, tea tree, vegetables.
Summary of the invention
The purpose of this invention is to provide a kind of efficient, low toxicity, quick-acting is good and the lasting period the is long miticide composition that helps doing harm to the mite resistance management, be used to prevent and treat the harmful mite of crops such as fruit tree, cotton, vegetables.
In view of single medicament is difficult to satisfy the mite class control needs that agricultural goes up serious harm, in order to realize the object of the invention, seek to prevent and treat the desirable medicament of harmful mite, the inventor has carried out a large amount of compound screening tests.The result finds unexpectedly, after organophosphorus insecticideses such as spiral shell mite ester and Profenofos are used with, the evil mite is shown obvious synergistic effect, and be not only the simple addition of two kinds of medicaments.
On the basis of above-mentioned discovery, again through composition is carried out symphyogenetic quantitative analysis, formed technical scheme of the present invention, being the present composition is a kind of active ingredient, is another active ingredient with a kind of in organophosphorus insecticides Profenofos, chlopyrifos and the methidathion with spiral shell mite ester, the mass ratio of spiral shell mite ester and organophosphorus insecticides is 5: 1-1: 50, ratio is 2 preferably: 1-1: 19, and all the other are to allow in the agricultural chemicals to use and the acceptable auxiliary element.
The present composition is prepared into known method and is fit to any one formulation that agricultural is used, and reasonable formulation is missible oil, microemulsion, aqueous emulsion, suspending agent, oil-suspending agent and micro-capsule suspension.
The auxiliary agent that uses in the present composition comprises that solvent, emulsifier, dispersant, wetting agent, stabilizing agent, antifreezing agent, thickener, pH regulator agent, bleeding agent etc. and other are of value to the known substance that active ingredient is stablized and drug effect is brought into play in storing and using, all be the various compositions of using or allow use in the pesticidal preparations always, be not particularly limited, concrete composition and consumption require to determine by simple experiment according to prescription.
Insecticide acaricide composition of the present invention is mainly used in the control of pest mite of crops such as fruit tree, cotton, vegetables, doublely controls insect.
Beneficial effect of the present invention is: 1. two kinds of compositions have reduced the consumption of active ingredient in conjunction with the evil mite is had obvious synergistic effect in the composition, have improved control efficiency; 2. composition is made up of the different active ingredient of two class mechanism of action, not only can overcome the two self defective, also helps the pesticide resistance that overcomes and delay the evil mite; 3. improve the lasting effect after the dispenser one time, reduce the spraying times of a season of growth, minimizing prevents and treats evil mite recruitment and reduces cost, and is of value to ecology and environmental protection; 4. can not only prevent and treat harmful mite ideally, and some insect is also had the double effect of controlling.
Embodiment
The present invention describes with following specific embodiment, but the present invention is limited to these examples absolutely not.Percentage all is weight percentage in all prescriptions.The processing technology of the various preparations of the present composition is prior art, can change to some extent according to different situations.
(1) prescription and preparation processing embodiment
Embodiment 1 (51% spiral shell mite ester Profenofos missible oil):
Spiral shell mite ester 1%, Profenofos 50%, N-Methyl pyrrolidone 10%, agricultural newborn 500#5%, agricultural newborn 600#5%, acetic acid is an amount of, and dimethylbenzene complements to 100%.
With active component, emulsifier and auxiliary agent etc., add successively in the mixing kettle in the ratio of filling a prescription, stir, promptly get 51% spiral shell mite ester Profenofos missible oil.
Profenofos in the present embodiment can replace with chlopyrifos or methidathion, forms new embodiment.
Embodiment 2 (35% spiral shell mite ester Profenofos aqueous emulsion):
Spiral shell mite ester 5%, Profenofos 30%, N-Methyl pyrrolidone 10%, calcium dodecyl benzene sulfonate 5%, agricultural newborn 600#5%, acetic acid is an amount of, and deionized water complements to 100%.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component and the mixed water that gets of water; Under high-speed stirred, oil phase is mixed with water, make aqueous emulsion.
Profenofos in the present embodiment can replace with chlopyrifos or methidathion, forms new embodiment.
Embodiment 3 (24% spiral shell mite ester Profenofos microemulsion):
Spiral shell mite ester 6%, Profenofos 18%, N-Methyl pyrrolidone 10%, calcium dodecyl benzene sulfonate 8%, agricultural newborn 600#7%, agricultural newborn 1601#5%, acetic acid is an amount of, and deionized water complements to 100%.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase, slowly add in the entry under stirring,, be chilled to room temperature and make microemulsion again through the rapid phase inversion of agitating heating.
Profenofos in the present embodiment can replace with chlopyrifos or methidathion, forms new embodiment.
Embodiment 4 (24% spiral shell mite ester Profenofos missible oil):
Spiral shell mite ester 12%, Profenofos 12%, N-Methyl pyrrolidone 10%, calcium dodecyl benzene sulfonate 5%, agricultural newborn 600#5%, acetic acid is an amount of, and dimethylbenzene complements to 100%.
With active component, emulsifier and auxiliary agent etc., add successively in the mixing kettle in the ratio of filling a prescription, stir, promptly get 24% spiral shell mite ester Profenofos missible oil.
Profenofos in the present embodiment can replace with chlopyrifos or methidathion, forms new embodiment.
Embodiment 5 (30% spiral shell mite ester chlopyrifos suspending agent):
Spiral shell mite ester 24%, chlopyrifos 6%, methyl naphthalene sulfonate formaldehyde condensate 7%, xanthans 1%, bentonite 1%, agricultural newborn 1601#5%, glycerine 5%, silicone defoaming agent 0.4%, acetic acid is an amount of, and water complements to 100%.
By the prescription requirement, the former medicine pulverized in advance and carrier, surfactant, thickener, stabilizing agent, antifreezing agent, water etc. are added in the sand milling still, porphyrize mixes through high speed shear again, adjusts pH to 4 with acetic acid at last and makes suspending agent.
Chlopyrifos in the present embodiment can replace with Profenofos or methidathion, forms new embodiment.
Embodiment 6 (40% spiral shell mite ester chlorpyrifos ec):
Spiral shell mite ester 2%, chlopyrifos 38%, N-Methyl pyrrolidone 10%, calcium dodecyl benzene sulfonate 7%, agricultural newborn 600#5%, acetic acid is an amount of, and dimethylbenzene complements to 100%.
With active component, emulsifier and auxiliary agent etc., add successively in the mixing kettle in the ratio of filling a prescription, stir, promptly get 40% spiral shell mite ester chlorpyrifos ec.
Chlopyrifos in the present embodiment can replace with Profenofos or methidathion, forms new embodiment.
Embodiment 7 (20% spiral shell mite ester chlorpyrifos microcapsule suspension agent):
Spiral shell mite ester 5%, chlopyrifos 15%, cyclohexanone 1%, polyisocyanates 0.4%, ethylene glycol 0.4%, gum Arabic 1%, water complements to 100%.
Adopt interfacial polymerization to prepare micro-capsule suspension.
Chlopyrifos in the present embodiment can replace with Profenofos or methidathion, forms new embodiment.
Embodiment 8 (44% spiral shell mite ester methidathion missible oil):
Spiral shell mite ester 4%, methidathion 40%, N-Methyl pyrrolidone 10%, agricultural newborn 500#5%, agricultural newborn 600#5%, acetic acid is an amount of, and dimethylbenzene complements to 100%.
With active component, emulsifier and auxiliary agent etc., add successively in the mixing kettle in the ratio of filling a prescription, stir, promptly get 44% spiral shell mite ester methidathion missible oil.
Methidathion in the present embodiment can replace with chlopyrifos or Profenofos, forms new embodiment.
Embodiment 9 (25% spiral shell mite ester methidathion suspending agent):
Spiral shell mite ester 20%, methidathion 5%, methyl naphthalene sulfonate formaldehyde condensate 10%, bentonite 1%, agricultural newborn 1601#5%, xanthans 0.5%, glycerine 10%, acetic acid is an amount of, and water complements to 100%.
By the prescription requirement, the former medicine pulverized in advance and carrier, surfactant, thickener, stabilizing agent, antifreezing agent, water etc. are added in the sand milling still, porphyrize mixes through high speed shear again, adjusts pH to 4 with acetic acid at last and makes suspending agent.
Methidathion in the present embodiment can replace with chlopyrifos or Profenofos, forms new embodiment.
Embodiment 10 (30% spiral shell mite ester methidathion oil-suspending agent):
Spiral shell mite ester 10%, methidathion 20%, calcium dodecyl benzene sulfonate 3%, agricultural newborn 1602-II 7%, xanthans 0.2%, bentonite 2%, soybean oil complements to 100%.
Surfactant is mixed with oil base earlier, add components such as former medicine under high shear is stirred, porphyrize mixes, and makes oil-suspending agent.
Methidathion in the present embodiment can replace with chlopyrifos or Profenofos, forms new embodiment.
The above only is embodiment preferably of the present invention, can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that all any modifications of being made within the spirit and principles in the present invention, be equal to replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
(2) biological activity determination of the present composition and the test of pesticide effectiveness
1. spiral shell mite ester and the composite synergy of different insecticidal/acaricidal agents to Tetranychus cinnabarinus
Spiral shell mite ester is mixed with pyridaben, azacyclotin, Biphenthrin, methidathion, Profenofos and chlopyrifos etc. respectively, adopts leaf dish spray-on process, measure the indoor miticidal effect of each compound drug Tetranychus cinnabarinus.
Which kind of character was virulence belong to after the collaborative toxicity index that (" chemical protection of plant research method " 116-120 pages or leaves that Mu Liyi chief editor, Chinese agriculture publishing house publish) such as employing Mansour proposes was judged combined use of pesticides: when collaborative toxicity index 〉=20%, be synergistic effect; When collaborative toxicity index-20%, be antagonism; Belong to and be summation action between the two-value.
The result shows, spiral shell mite ester and methidathion or chlopyrifos or Profenofos be composite all significant synergistic effect (table 1).
Table 1 spiral shell mite ester and the composite synergy of different insecticidal/acaricidal agents to Tetranychus cinnabarinus
| Reagent agent | Use concentration (μ g/mL) with | Actual insect population corrigendum the going down rate (P of mixture C％) | Theoretical insect population corrigendum the going down rate (P of mixture M％) | P C-P M (％) | Synergy |
| Spiral shell mite ester+pyridaben | 1+10 | 79.8 | 83.1 | -3.3 | Summation action |
| Spiral shell mite ester+methidathion | 1+10 | 89.7 | 55.4 | 34.3 | Synergistic effect |
| Spiral shell mite ester+azacyclotin | 1+10 | 62.9 | 75.3 | -12.4 | Summation action |
| Spiral shell mite ester+Biphenthrin | 1+10 | 57.4 | 88.1 | -30.7 | Antagonism |
| Spiral shell mite ester+chlopyrifos | 1+10 | 94.7 | 69.9 | 24.8 | Synergistic effect |
| Spiral shell mite ester+Profenofos | 1+10 | 91.7 | 53.9 | 37.8 | Synergistic effect |
2. Toxicity Determination
With the female one-tenth mite of Tetranychus cinnabarinus is subjects, adopts leaf dish spray-on process, measures the synergistic effect size of spiral shell mite ester and the composite different proportion of organophosphorus insecticide.According to the co-toxicity coefficient (CTC value) of the abundant method calculation composition of Sun Yun, when CTC≤80, then the composition performance is for antagonism, and when 80＜CTC＜120, then the composition performance is for for summation action, and when CTC 〉=120, then the composition performance is synergistic effect.
Spiral shell mite ester and Profenofos are composite at ratio range 5: 1-1: between 50, can both show obvious synergistic effect, especially 2: 1-1: between 19, synergistic effect is more obvious, and co-toxicity coefficient is at (table 2) more than 160.
Table 2 spiral shell mite ester and Profenofos are composite to the female Toxicity Determination result who becomes mite of Tetranychus cinnabarinus
| Handle | LC 50(μg/mL) | AT1 | TTI | Co-toxicity coefficient CTC |
| Spiral shell mite ester | 42.17 | 100 | ||
| Profenofos | 4.69 | 899 | ||
| Spiral shell mite ester 5: Profenofos 1 | 13.77 | 306.2 | 233.2 | 131.3 |
| Spiral shell mite ester 2: Profenofos 1 | 6.92 | 609.6 | 366.4 | 166.4 |
| Spiral shell mite ester 1: Profenofos 1 | 4.74 | 889.2 | 499.6 | 178.0 |
| Spiral shell mite ester 1: Profenofos 10 | 2.44 | 1725.6 | 826.5 | 208.8 |
| Spiral shell mite ester 1: Profenofos 19 | 2.73 | 1544.7 | 859.1 | 179.8 |
| Spiral shell mite ester 1: Profenofos 50 | 3.86 | 1092.8 | 883.4 | 123.7 |
3. (embodiment 1,2,3,4) are tested in the control of mandarin tree two spotted spider mite
Test adopts knapsack sprayer to carry out the method for whole tree spraying, choose two spotted spider mite consistent mandarin tree is taken place, every tree is got 4 blades and hangs label at different positions, and the insect population radix is counted, even spraying was then checked the borer population of living in 1 day, 7 days and 30 days behind medicine.
The field control effect comparative test result of table 3 mandarin tree two spotted spider mite
From the result of table 3 as can be seen: the composite back synergistic effect of spiral shell mite ester and Profenofos is obvious; After the dispenser 1 day, each compound drug all more than 78.0%, significantly better than the control efficiency of single agent, illustrated that spiral shell mite ester and Profenofos have improved quick-acting after composite to the control efficiency of citrus red mite; After the dispenser 7 days and 30 days, each compound drug to the control efficiency of citrus red mite also significantly better than single agent, illustrate spiral shell mite ester with Profenofos the lasting effect after composite better than the lasting effect of spiral shell mite ester list agent.Simultaneously, after spiral shell mite ester and Profenofos are composite,, still have good preventive effect, thereby reduced cost though the using dosage of spiral shell mite ester reduces.
4. spiral shell mite ester and chlopyrifos are to the control test (embodiment 5,6,7) of cotton red spider
Test adopts knapsack sprayer to put in order the method for strain spraying, choose two spotted spider mite consistent cotton plants takes place, get 4 blades at different positions and hang label, and the insect population radix is counted, even spraying was then checked the borer population of living in 1 day, 7 days and 15 days behind medicine.
The field control effect comparative test result of table 4 cotton red spider
From the result of table 4 as can be seen: the compound drug of spiral shell mite ester and chlopyrifos is aspect quick-acting and the lasting effect, to the control efficiency of two spotted spider mite all significantly better than the preventive effect of 24% spiral shell mite ester suspending agent and 40% chlorpyrifos ec.Simultaneously, in process of the test, find that also chlopyrifos and spiral shell mite ester are composite after, cotten aphid and cotton bollworm are also had good control efficiency.
5. spiral shell mite ester and methidathion are to the control efficiency (embodiment 8,9,10) of panonychus citri
Respectively with 3500 times of 44% spiral shell mite ester methidathion missible oil (embodiment 8) thin ups, 4000 times of 25% spiral shell mite ester methidathion suspending agent (embodiment 9) thin ups, 3000 times of 30% spiral shell mite ester methidathion oil-suspending agent (embodiment 10) thin ups, spraying, 1 day preventive effect is respectively 88.7%, 86.5%, 86.0% behind the medicine, 7 days preventive effects are respectively 90.4%, 93.5%, 91.9% behind the medicine, and 15 days preventive effects are respectively 92.1%, 96.3%, 94.2% behind the medicine.2000 times of 24% 5000 times of spiral shell mite ester suspending agent thin ups and 40% methidathion missible oil thin ups, 1 day preventive effect is respectively 57.2%, 78.5% behind the medicine, and 7 days preventive effects are respectively 85.9%, 74.0% behind the medicine, and 15 days preventive effects are 90.1%, 60.3% behind the medicine.The synergistic effect of the composite back of spiral shell mite ester and methidathion is obvious, to control efficiency, quick-acting and the lasting effect of panonychus citri all significantly better than single agent.Simultaneously, in process of the test, find that also methidathion and spiral shell mite ester are composite after, arrowhead scales is also had the good double effect of controlling, effect is about 80%.
Claims (5)
1. insecticide acaricide composition is characterized in that active ingredient is a kind of in spiral shell mite ester and organophosphorus insecticides Profenofos, chlopyrifos, the methidathion, and the ratio of quality and the number of copies of spiral shell mite ester and organophosphorus insecticides is 5: 1-1: 50.
2. according to claim 1, the ratio of quality and the number of copies of spiral shell mite ester and organophosphorus insecticides is 2: 11 in the composition: 19.
3. claim 1 or 2 described compositions is characterized in that also containing that auxiliary elements such as normally used solvent, auxiliary agent, carrier are fit to the formulation that agricultural is used so that make in the pesticidal preparations.
4. according to claim 3, it is characterized in that preferred formulation is missible oil, microemulsion, aqueous emulsion, suspending agent, oil-suspending agent, micro-capsule suspension.
5. claim 1 or 2 described compositions are used to prevent and treat the harmful mite of crops such as fruit tree, cotton, vegetables and doublely control insect.
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| CNA2008101819734A CN101406187A (en) | 2008-11-28 | 2008-11-28 | Composition for killing insects and mites containing tetranoic acid and organophosphorus |
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| CNA2008101819734A CN101406187A (en) | 2008-11-28 | 2008-11-28 | Composition for killing insects and mites containing tetranoic acid and organophosphorus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125048A (en) * | 2010-12-21 | 2011-07-20 | 威海韩孚生化药业有限公司 | Water emulsion containing spirodiclofen and isocarbophos and preparation method thereof |
| CN102232389A (en) * | 2010-04-25 | 2011-11-09 | 青岛凯源祥化工有限公司 | Insecticidal composition containing spirotetramat and profenofos |
-
2008
- 2008-11-28 CN CNA2008101819734A patent/CN101406187A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102232389A (en) * | 2010-04-25 | 2011-11-09 | 青岛凯源祥化工有限公司 | Insecticidal composition containing spirotetramat and profenofos |
| CN102125048A (en) * | 2010-12-21 | 2011-07-20 | 威海韩孚生化药业有限公司 | Water emulsion containing spirodiclofen and isocarbophos and preparation method thereof |
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Open date: 20090415 |