CN105248434A - Insecticidal and acaricidal composition and application thereof - Google Patents
Insecticidal and acaricidal composition and application thereof Download PDFInfo
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- CN105248434A CN105248434A CN201510745146.3A CN201510745146A CN105248434A CN 105248434 A CN105248434 A CN 105248434A CN 201510745146 A CN201510745146 A CN 201510745146A CN 105248434 A CN105248434 A CN 105248434A
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- amitraz
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/52—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing groups, e.g. carboxylic acid amidines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/28—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof containing the group; Thio analogues thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/88—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms six-membered rings with three ring hetero atoms
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Abstract
The invention discloses an insecticidal and acaricidal composition and application thereof, relating to the technical field of compounding of pesticides. The insecticidal and acaricidal composition contains an effective component A and an effective component B, wherein the effective component A is amitraz and the effective component B is buprofezin or tebufenozide; and the weight ratio of the effective component A to the effective component B ranges from (1:60) to (70:1). A compounding agent has a reasonable proportion and has a remarkable synergistic effect; the insecticidal and acaricidal composition particularly has excellent effects on lepidoptera pests and agricultural acarids, such as plutella xylostella, prodenia litura, T. cinnabarinus and two-spotted spider mites; the application amount of each single dosage can be effectively reduced and the aims of delaying drug resistance and lowering the cost are achieved; and the insecticidal and acaricidal composition has an obvious application and promotion value.
Description
Technical field
The present invention relates to a kind of insecticide acaricide composition and application thereof, refer to especially a kind of containing active ingredient Amitraz and insect growth regulate the Buprofezin of insecticides or but eat insecticide acaricide composition and the application thereof of hydrazine, belong to technical field of pesticide combination.
Background technology
In the real process of agricultural production, chemical control remains the most effective means of pest control, but continuing and a large amount of uses due to chemical insecticide, pest resistance to insecticide problem is constantly given prominence to.And the insect easily developed immunity to drugs normally large, the obvious insect of generation overlap of breeding amount.As plant hopper, aphid, two spotted spider mite, diamond-back moth etc.
Amitraz system broad spectrum acaricides, has multiple poisoning mechanism, wherein mainly suppresses the activity of monoamine oxidase, have tag, food refusal, repellent action, also have certain stomach toxicity, stifling and systemic action.All effective to the worm state of each developmental stage of Tetranychidae, and after medicine, can control to the long term rise of the quantity of evil mite.
Buprofezin, English name: Buprofezin, also known as: buprofezins etc., Buprofezin is a kind of selective insecticide suppressing insect growth to be grown, and based on action of contace poison, has stomach poison function concurrently.Drug effect plays comparatively slow, and after general medication, 3-5 talent presents effect, and mechanism of action, for suppressing chitinous synthesis and interference metabolism in insect bodies, causes nymph to cast off a skin deformity or wing deformity and slowly dead.Coleoptera, part Homoptera and Acarina are had to the insecticide of lasting effect larvicidal activity.This medicine does not have direct lethality to adult, but can shorten its life-span, reduce egg laying amount, and the ovum produced mostly is addle-egg, even if the larva of hatching is also very fast dead.With conventional pesticide without cross resistance.This medicine is safer to natural enemy.The drug effect lasting period reaches more than 30 days.
But food hydrazine, also known as: worm is extremely clean, chemical name: N-benzoyl-N-tert-butylbenzene formylhydrazine, and pressing down food hydrazine is insect growth regulator, IGR, and Lepidoptera, coleoptera, Diptera larvae are had to suppression feed, accelerate cast off a skin and reduce the effect of laying eggs.This product is to insect based on stomach poison function, and after dispenser 2-3 days take effect, and the lasting period is long, noresidue, is applicable to the control of various pests and cabbage caterpillar, prodenia litura, diamond-back moth etc. on vegetables, also has very good effect to paddy rice rice leaf roller, rice mythimna separata.This medicine quick-acting is slightly poor, should use at insect initial stage of origination.
For the insect in control agricultural production and resistant insect, a kind of way be release new for the new component of existing kind without cross resistance.But the development cost of new active ingredient is high, and the construction cycle is long, usual cost billions of dollars, last more than 5 years, and once there is resistance, usually cause chemical control to lose efficacy, be forced to stop using or eliminate.And exploitation medicament all produces the speed of resistance usually less than insect.Other method, as crop structure adjustment, different agricultural chemicals rotations etc., in the process of practical operation, is difficult to really play obvious effect.
The composition of different cultivars carries out composite, is to prevent and treat the common way of resistant insect.Heterogeneity is carried out composite, according to the effect of practical application, judge certain composite be synergy, addition and or antagonism.Compound synergic is well filled a prescription, and owing to significantly improving actual control efficiency, reduces the usage amount of agricultural chemicals, thus has delayed the generation of pest resistance to insecticide greatly, is the important means of integrated control insect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of good disinsection effect, and drug cost is low, the insecticide acaricide composition of compound synergic and application thereof.
For solving the problems of the technologies described above, the invention provides technical scheme as follows:
Insecticide acaricide composition of the present invention, comprises effective constituents A and B, and effective constituents A is Amitraz, active ingredient B be Buprofezin or press down food hydrazine one or more, wherein, the weight ratio of effective constituents A and active ingredient B is 1:60-70:1; Further, the weight ratio of effective constituents A and active ingredient B is 1:40-45:1; Further, the weight ratio of effective constituents A and active ingredient B is 1:25-20:1.
Also containing pesticidal preparations auxiliary element in insecticide acaricide composition of the present invention, to make the formulation being applicable to agriculturally using.Described pesticidal preparations auxiliary element is one or more in solvent, emulsifier, dispersant, stabilizing agent, antifreezing agent or wetting agent.
Insecticide acaricide composition of the present invention, according to the known method of those skilled in the art of the present technique, can be mixed with arbitrary formulation of applicable agricultural use, and good formulation is for can be missible oil, wetting powder, aqueous emulsion, microemulsion, suspending agent, dry suspending agent, water-dispersible granules etc.
Insecticide acaricide composition of the present invention, can be applied to the pesticidal preparations of preparation control insect pest of the plant.Particularly be applied to the pesticidal preparations of preparation control lepidoptera pest and/or agriculture acarid.Especially the pesticidal preparations of preparation control diamond-back moth, prodenia litura and/or Tetranychus cinnabarinus, Tetranychus urticae etc. is applied to.
Insecticide acaricide composition of the present invention can finished product preparation form provide, namely in composition, each material mixes, or the composition of composition also can provide with unit dose form, directly directly mix in bucket or tank before using, be then diluted to required concentration.
Insecticide acaricide composition of the present invention is applied to the method for prevention and elimination of disease and pests, effective constituents A and active ingredient B are with above-mentioned weight ratio (1:60-70:1, further weight ratio is 1:40-45:1, further weight ratio is 1:25-20:1) to use, it is used after can mixing in proportion, use in proportion simultaneously or use successively in proportion.Concrete method of application can be powder injection process, spray-on process, smog method, fumigating system and seed treatment and soil treatment, ultra low volume spraying, mixes fertilizer, spreads fertilizer over the fields, fills with root.Control nematode is preferred ditch spread, fill with root, the soil treatment such as to spread manuer in holes or leaching root, seed soaking.
Compared with prior art, beneficial effect of the present invention is: 1, compared with single dose, and composite have obvious synergistic function, improves control efficiency; 2, composition is made up of the active ingredient that two kinds of mechanism of action are different, and good disinsection effect, is conducive to overcoming and delay drug-fast generation; 3, medicament mixture decreases dosage, thus reduces cost and alleviate the pollution to environment.
The present invention to lepidoptera pest as diamond-back moth, prodenia litura etc. and agriculture acarid as Tetranychus cinnabarinus, Tetranychus urticae etc. have excellent control efficiency.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, will be described in detail with specific embodiment below, but the present invention is limited to absolutely not these examples.The following stated is only the good embodiment of the present invention, only in order to explain the present invention, therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent 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.
The combination of active principles of different agricultural chemicals is made agricultural chemicals, is current development novel pesticide and the one of preventing and treating agriculturally resistant insect effectively and efficiently mode.After the pestsides synthesis of different cultivars, usually show a large amount of three kinds of type of action: summation action, synergistic effect and antagonism.Compound synergic is well filled a prescription, and can significantly improve actual control efficiency, and reducing the usage amount of agricultural chemicals, thus contribute to delaying drug-fast generation speed, is the important means of integrated control damage by disease and insect.
The present composition comprises effective constituents A and B, and effective constituents A is Amitraz, active ingredient B be Buprofezin or press down food hydrazine one or more.Combine between them and have obvious synergistic function to pest control, and be not only the simple superposition of two kinds of pharmacy effects, this clearly can recognize from following test result.
In order to prevent and treat the Tetranychus cinnabarinus in agriculturally producing, inventor is with Amitraz and Buprofezin, Amitraz and but eating the synergy that hydrazine carried out mutual binary built studies.Test adopts Tetranychus cinnabarinus to be tested object, and concrete grammar is:
Indoor biometrics compound screening is tested:
Reagent agent: the former medicine of 95% Amitraz, the former medicine of 97% Buprofezin, 95% presses down the former medicine of food hydrazine.
For examination worm source:
Tetranychus cinnabarinus: pick up from August, 2012 in experimental field, academy of agricultural sciences of Guangdong Province, raise at the cowpea seedling of indoor not contacted medicament, raising temperature is 27 ± 1 DEG C, relative moisture 60%-80%, and the photoperiod is 16:8h (L:D).
Test method:
Tetranychus cinnabarinus assay method: adopt the slide infusion process that FAO (1980) recommends, 2cm × 2cm two-sided tape is bonded at one end of slide, provoke into mite gently with little writing brush its back to be bonded on adhesive tape and (mite foot, antenna and mouthpart can not to be clung), sticky 4 row of every sheet, often row 10.The slide of sticky enough 40 two spotted spider mite is put into clean nontoxic large culture dish, and puts a moisturizing cotton balls moisturizing, add a cover under being placed on room temperature, place 2h, under binocular anatomical lens, check two spotted spider mite adhesion situation, reject dead and inactive individuality, statistics borer population alive, as test radix.The slide adding up quantity is immersed in the liquid of variable concentrations respectively, take out after jog 5s, unnecessary liquid is sucked with blotting paper, put into culture dish, a moisturizing cotton balls is put in ware, add a cover and be placed on that temperature is 25 ± 1 DEG C, relative moisture 75%, illumination L: D is in the incubator of 16: 8, under binocular anatomical lens, death condition is checked after 24h, mite body is touched with writing brush, the motionless person of chelicera is considered as death, select valid density according to investigation result, and establish the corresponding organic solvent process not containing medicament not do blank.3 repetitions are established in test.
Data processing:
POLOPlus software is adopted to calculate toxicity regression formula.Calculating parameter comprises: slope b value and standard error, card square, degree of freedom, LC50 value and 95% confidence limit.
Co-toxicity evaluation method:
The lab screening of composite formula adopts the abundant co-toxicity coefficient method of Sun Yun:
Toxicity index (TI)=(LC of standard agent
50the LC of/reagent agent
50) × 100
The LC that the actual toxicity index of mixture (ATI)=medicament A is alone
50the LC that/medicament A with B is mixed
50) × 100
Theoretical toxicity index (TTI)=TI (A) × a+TI (the B) × b of mixture
A: represent the percentage composition of medicament A in mixture;
B: represent the percentage composition of medicament B in mixture.
Co-toxicity coefficient CTC=(the theoretical toxicity index TTI of the actual toxicity index ATI/ mixture of mixture) × 100
According to the regulation of the Institute for the Control of Agrochemicals of the Ministry of Agriculture,PRC, the criterion of mixture formula synergy is: co-toxicity coefficient is greater than 120 for synergistic effect; Co-toxicity coefficient 80-120 is summation action; Co-toxicity coefficient is less than 80, is antagonism.
The selection of optimum proportioning is with the co-toxicity coefficient of mixture and LC
50(or LD
50) value two indices weighs, i.e. higher the and LC of co-toxicity coefficient
50(or LD
50) value minimum (namely surveying toxicity index maximum).
The single dose of table 1 Amitraz and Buprofezin and mixture are to the toxicity test of Tetranychus cinnabarinus.
| Chemicals treatment | Proportioning | Slope S lope ± SE | LC 50(95％FL)mg/L | Co-toxicity coefficient (CTC) |
| Amitraz (A) | ---- | 2.113±0.321 | 59.64(38.21-73.46) | ---- |
| Buprofezin (B1) | ---- | 2.467±0.125 | 9.82(6.45-12.81) | ---- |
| A:B1 | 1:60 | 1.955±0.164 | 8.11(5.34-11.45) | 122.8 |
| A:B1 | 1:55 | 1.526±0.256 | 7.96(3.25-11.93) | 125.2 |
| A:B1 | 1:40 | 2.247±0.684 | 5.38(1.67-10.34) | 186.3 |
| A:B1 | 1:30 | 2.117±0.127 | 5.21(2.46-9.37) | 193.7 |
| A:B1 | 1:25 | 4.265±0.221 | 4.86(2.39-7.24) | 208.8 |
| A:B1 | 1:15 | 1.410±0.201 | 4.67(2.93-5.38) | 221.9 |
| A:B1 | 1:8 | 2.117±0.224 | 4.31(1.85-6.58) | 251.2 |
| A:B1 | 1:1 | 1.165±0.227 | 6.29(2.94-9.42) | 268.1 |
| A:B1 | 5:1 | 1.441±0.198 | 11.37(5.87-16.23) | 284.2 |
| A:B1 | 8:1 | 2.723±0.183 | 14.79(8.56-20.54) | 257.9 |
| A:B1 | 10:1 | 1.714±0.547 | 16.91(10.45-21.34) | 241.4 |
| A:B1 | 15:1 | 2.365±0.792 | 17.72(10.36-29.45) | 255.5 |
| A:B1 | 20:1 | 1.256±0.164 | 21.67(14.64-30.32) | 221.7 |
| A:B1 | 30:1 | 1.451±0.292 | 28.24(20.36-38.28) | 181.5 |
| A:B1 | 45:1 | 2.520±0.182 | 29.65(20.35-40.17) | 181.2 |
| A:B1 | 50:1 | 1.699±0.132 | 43.99(29.38-51.37) | 123.3 |
| A:B1 | 60:1 | 1.113±0.121 | 44.56(37.36-52.95) | 123.6 |
| A:B1 | 70:1 | 2.217±0.142 | 45.30(37.36-52.95) | 122.9 |
Table 2 Amitraz eats the single dose of hydrazine and mixture to the toxicity test of Tetranychus cinnabarinus with pressing down.
| Chemicals treatment | Proportioning | Slope S lope ± SE | LC 50(95％FL)mg/L | Co-toxicity coefficient (CTC) |
| Amitraz (A) | ---- | 2.114±0.329 | 55.32(34.35-78.87) | ---- |
| Press down food hydrazine (B2) | ---- | 1.232±0.131 | 10.98(6.65-17.49) | ---- |
| A:B2 | 1:60 | 2.119±0.256 | 9.14(4.58-16.32) | 121.7 |
| A:B2 | 1:55 | 1.283±0.185 | 8.97(4.48-13.58) | 124.2 |
| A:B2 | 1:40 | 1.217±0.157 | 6.48(2.21-12.58) | 172.8 |
| A:B2 | 1:30 | 2.201±0.246 | 5.97(2.33-9.48) | 188.8 |
| A:B2 | 1:25 | 1.273±0.081 | 5.28(1.98-9.34) | 214.6 |
| A:B2 | 1:15 | 1.129±0.063 | 5.04(2.45-9.36) | 229.3 |
| A:B2 | 1:8 | 2.193±0.113 | 4.96(1.69-8.32) | 243.0 |
| A:B2 | 1:1 | 2.078±0.206 | 6.78(2.59-12.32) | 270.3 |
| A:B2 | 5:1 | 1.191±0.142 | 11.34(5.48-18.39) | 291.6 |
| A:B2 | 8:1 | 1.229±0.152 | 13.98(6.39-19.39) | 273.1 |
| A:B2 | 10:1 | 1.532±0.203 | 14.69(9.29-20.28) | 275.5 |
| A:B2 | 15:1 | 2.023±0.223 | 17.89(11.37-25.28) | 246.9 |
| A:B2 | 20:1 | 1.983±0.121 | 18.94(11.21-28.38) | 245.0 |
| A:B2 | 30:1 | 2.318±0.322 | 25.78(18.21-36.67) | 189.9 |
| A:B2 | 45:1 | 2.145±0.332 | 28.53(19.21-40.19) | 178.3 |
| A:B2 | 50:1 | 2.061±0.123 | 36.67(30.49-51.31) | 139.8 |
| A:B2 | 60:1 | 1.014±0.221 | 39.42(26.49-53.21) | 135.0 |
| A:B2 | 60:1 | 1.834±0.143 | 42.30(24.49-59.21) | 123.7 |
Toxicity Determination result shows, within the scope of weight ratio 1:60-70:1, Amitraz and Buprofezin, Amitraz and but eat hydrazine mixture, its co-toxicity coefficient is all greater than 120, all shows synergistic effect.Wherein, be within the scope of 1:40 ~ 45:1 in weight ratio, especially within the scope of 1:25-20:1, Amitraz and Buprofezin, Amitraz and press down the binary built eating hydrazine, show as more obvious synergistic effect; Therefore, Amitraz and Buprofezin, Amitraz and pressing down eat hydrazine binary built and can be reached and effectively prevent and treat pest, and the object of reduction single dose consumption, has extremely strong Development volue.
Insecticide acaricide composition of the present invention can be prepared into any one formulation of applicable agricultural use by known method, reasonable formulation is missible oil, wetting powder, aqueous emulsion, microemulsion, suspending agent, dry suspending agent, water dispersible granules.In all formulas, percentage is all weight percentage.The processing technology of the various formulation of the present composition is prior art, can change to some extent according to different situations.
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, within the scope of weight ratio 1:60-70:1, the embodiment of Amitraz and buprofezin compound, Amitraz and rh-5849 compound, is described in detail, but the present invention is limited to absolutely not these examples.
Below in conjunction with embodiment, content of the present invention is described further.
One, Amitraz and buprofezin compound
Embodiment 1:23.2% Amitraz Buprofezin aqueous emulsion (1:45.4)
Amitraz 0.5%, Buprofezin 22.7%, cyclohexanone 3.5%, dimethylbenzene 7.0%, emulsifier 7.0%, urea 4.5%, defoamer 0.1%, water complements to 100%.
Preparation method: be dissolved in solvent by former medicine, adds emulsifier and mixes, then adds water stirring until form clear liquid, obtains 23.2% Amitraz Buprofezin aqueous emulsion.
Embodiment 2:34% Amitraz Buprofezin microemulsion (1:33)
Amitraz 1%, Buprofezin 33%, calcium dodecyl benzene sulfonate 4%, styrylphenol polyoxyethylene ether 10%, castor oil polyoxyethylene ether 4%, cyclohexanone 18%, trimethylbenzene 12%, water supplies 100%.
Preparation method: be dissolved in solvent by former medicine, adds emulsifier and mixes, then adds water stirring until form clear liquid, can obtain 34% Amitraz Buprofezin microemulsion.
Embodiment 3:24% Amitraz Buprofezin water dispersible granules (1:23)
Amitraz 1%, Buprofezin 23%, lauryl sodium sulfate 1.5%, sodium lignin sulfonate 8%, starch 6%, kaolin supply 100%.
Preparation method: former medicine, auxiliary agent, filler are mixed laggard row air-flow crushing, through wet granulation, oven dry, can obtain 24% Amitraz Buprofezin water dispersible granules.
Embodiment 4:32% Amitraz Buprofezin microemulsion (1:15)
Amitraz 2%, Buprofezin 30%, calcium dodecyl benzene sulfonate 4%, styrylphenol polyoxyethylene ether 10%, castor oil polyoxyethylene ether 4%, cyclohexanone 18%, trimethylbenzene 12%, water supplies 100%.
Preparation method: be dissolved in solvent by former medicine, adds emulsifier and mixes, then adds water stirring until form clear liquid, can obtain 32% Amitraz Buprofezin microemulsion.
Embodiment 5:32.5% Amitraz buprofezin suspension agent (1:5.5)
Amitraz 5%, Buprofezin 27.5%, alkylphenol-polyethenoxy base phosphate 6%, polyoxyethylene polyoxypropylene base ether block copolymers 4%, ethylene glycol 5%, xanthans 0.2%, silicone defoaming agent 0.15%, Kathon CG 0.8%, water complements to 100%.
Preparation method: each component is mixed, mixes through high speed shear, then by sand mill sand milling 2-3 hour, make average grain diameter reach 1-5 micron, 32.5% Amitraz buprofezin suspension agent can be obtained.
Embodiment 6:44% Amitraz Buprofezin water dispersible granules (10:1)
Amitraz 40%, Buprofezin 4%, lauryl sodium sulfate 1.5%, sodium lignin sulfonate 9%, starch 7%, kaolin supply 100%.
Preparation method: former medicine, auxiliary agent, filler are mixed laggard row air-flow crushing, through wet granulation, oven dry, can obtain 44% Amitraz Buprofezin water dispersible granules.
Embodiment 7:32% Amitraz Buprofezin missible oil (63:1)
Amitraz 31.5%, Buprofezin 0.5%, dense newborn 500
#2.5%, dense newborn 605
#3.5%, trimethylbenzene complements to 100%.
Preparation method: mixed in proportion by former for each component medicine, be fully dissolved in the middle of trimethylbenzene, then add emulsifier, can obtain clear and obtain 32% Amitraz Buprofezin missible oil.
Two, Amitraz and rh-5849 compound
Embodiment 8:41% Amitraz presses down food hydrazine microemulsion (1:40)
Amitraz 1%, press down food hydrazine 40%, calcium dodecyl benzene sulfonate 4%, styrylphenol polyoxyethylene ether 10%, castor oil polyoxyethylene ether 4%, cyclohexanone 18%, trimethylbenzene 12%, water supplies 100%.
Preparation method: be dissolved in solvent by former medicine, adds emulsifier and mixes, then adds water stirring until form clear liquid, can obtain 41% Amitraz and press down food hydrazine microemulsion.
Embodiment 9:26% Amitraz presses down food hydrazine suspending agent (1:25)
Amitraz 1%, press down food hydrazine 25%, alkylphenol-polyethenoxy base phosphate 6%, polyoxyethylene polyoxypropylene base ether block copolymers 4%, ethylene glycol 5%, xanthans 0.2%, silicone defoaming agent 0.15%, Kathon CG 0.8%, water complements to 100%.
Preparation method: each component is mixed, mixes through high speed shear, then by sand mill sand milling 2-3 hour, make average grain diameter reach 1-5 micron, 26% Amitraz can be obtained and press down food hydrazine suspending agent.
Embodiment 10:20% Amitraz presses down food hydrazine dry suspending agent (1:19)
Amitraz 1%, press down food hydrazine 19%, phenol polyethenoxy base phosphate 4%, polyoxyethylene polyoxypropylene base ether block copolymers 3%, ethylene glycol 5%, xanthans 0.15%, silicone defoaming agent 0.1%, Kathon CG 0.5%, water complements to 100%.
Preparation method: each component is mixed, mixes through high speed shear, then by sand mill sand milling 2-3 hour, make average grain diameter reach 1-5 micron, then through pressure spray dryer, granulation, 20% Amitraz can be obtained and press down food hydrazine dry suspending agent.
Embodiment 11:40% Amitraz presses down food hydrazine wetting powder (1:1)
Amitraz 20%, press down food hydrazine 20%, lauryl sodium sulfate 2%, sodium lignin sulfonate 10%, kaolin supplies 100%.
Preparation method: after former medicine, auxiliary agent, filler being mixed, through air-flow crushing, can obtain 40% Amitraz and press down food hydrazine wetting powder.
Embodiment 12:32% Amitraz presses down food hydrazine dry suspending agent (15:1)
Amitraz 30%, press down food hydrazine 2%, phenol polyethenoxy base phosphate 4%, polyoxyethylene polyoxypropylene base ether block copolymers 3%, ethylene glycol 5%, xanthans 0.15%, silicone defoaming agent 0.1%, Kathon CG 0.5%, water complements to 100%.
Preparation method: each component is mixed, mixes through high speed shear, then by sand mill sand milling 2-3 hour, make average grain diameter reach 1-5 micron, then through pressure spray dryer, granulation, 32% Amitraz can be obtained and press down food hydrazine dry suspending agent.
Embodiment 13:49% Amitraz presses down food hydrazine missible oil (23.5:1)
Amitraz 47%, press down food hydrazine 2%, dense newborn 500
#2.5%, dense newborn 605
#3.5%, trimethylbenzene complements to 100%.
But preparation method: mixed in proportion by former for each component medicine, be fully dissolved in the middle of trimethylbenzene, then add emulsifier, can obtain clear and obtain 49% Amitraz food hydrazine missible oil.
Embodiment 14:53% Amitraz presses down food hydrazine aqueous emulsion (52:1)
Amitraz 52%, press down food hydrazine 1%, cyclohexanone 3.5%, dimethylbenzene 7.0%, emulsifier 7.0%, urea 4.5%, defoamer 0.1%, water complements to 100%.
Preparation method: be dissolved in solvent by former medicine, adds emulsifier and mixes, then adds water stirring until form clear liquid, can obtain 53% Amitraz and press down food hydrazine aqueous emulsion.
Buprofezin in above embodiment or press down the trans-substitution of food hydrazine phase, to form new embodiment.No longer carry out this repeating to enumerate, it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Land for growing field crops application test: field control diamond-back moth, twill leaf pretty young woman, Tetranychus cinnabarinus, Tetranychus urticae test
Press down by embodiment and 20% amitraz milk oil, 25% wettable powder with buprofezin, 20% and eat hydrazine wetting powder and carry out contrast experiment.With Tetranychus urticae and diamond-back moth for experimental subjects, there is with insect pest the phase of containing most and carry out dispenser, dispenser 1 time altogether, before dispenser, after dispenser 3 days, 7 days, within 14 days, 21 days, investigate population number respectively and calculate control efficiency.Control efficiency calculates as follows:
PT in formula
0: before dispenser, PT
1: after dispenser, PT: chemicals treatment district, CK: blank district.
Table 3 Amitraz and buprofezin compound are to the field test results of Tetranychus urticae
Note: lowercase alphabet is shown in significant difference in 0.05 level, capitalization represents significant difference in 0.01 level.
Table 4 Amitraz and buprofezin compound are to the field test results of diamond-back moth
Note: lowercase alphabet is shown in significant difference in 0.05 level, capitalization represents significant difference in 0.01 level.
Table 5 Amitraz and rh-5849 compound are to the field test results of Tetranychus cinnabarinus
Note: lowercase alphabet is shown in significant difference in 0.05 level, capitalization represents significant difference in 0.01 level.
Table 6 Amitraz and rh-5849 compound are to the field test results of twill pretty young woman at night
Note: lowercase alphabet is shown in significant difference in 0.05 level, capitalization represents significant difference in 0.01 level.
Field efficacy result can be found out, Amitraz and Buprofezin, Amitraz and press down that eat hydrazine binary built synergistic effect obvious, and can reach and effectively prevent and treat agriculture lepidoptera pest and agriculture mite class, preventing effectiveness is significantly better than single dose.
Inventor finds Amitraz and Buprofezin or Amitraz and presses down to eat hydrazine binary built and have obvious synergistic effect to insect pest of the plant, tests it to lepidoptera pest and the agriculture acarid control efficiency as diamond-back moth, prodenia litura and Tetranychus cinnabarinus, Tetranychus urticae etc.Within the scope of weight ratio 1:60-70:1, in the scope of particularly 1:40-45:1, in the scope of especially 1:25-20:1, find that Amitraz and Buprofezin or rh-5849 compound have obvious synergistic effect.Simultaneously experimental verification Amitraz and Buprofezin with but eating the mixed effect leaf of hydrazine three kinds is better than single dose, because length is limited, be not repeated.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. an insecticide acaricide composition, is characterized in that, comprises effective constituents A and B, and effective constituents A is Amitraz, active ingredient B be Buprofezin or press down food hydrazine one or more, the weight ratio of described effective constituents A and active ingredient B is 1:60 ~ 70:1.
2. insecticide acaricide composition according to claim 1, is characterized in that, the weight ratio of described effective constituents A and active ingredient B is 1:40 ~ 45:1.
3. insecticide acaricide composition according to claim 2, is characterized in that, the weight ratio of described effective constituents A and active ingredient B is 1:25 ~ 20:1.
4. the insecticide acaricide composition according to claim arbitrary in claims 1 to 3, is characterized in that, described active ingredient B be insect growth regulate insecticides Buprofezin or press down food hydrazine one or more.
5. the insecticide acaricide composition according to claim arbitrary in Claims 1-4, is characterized in that, also containing pesticidal preparations auxiliary element in described insecticide acaricide composition, to make the formulation being applicable to agriculturally using.
6. insecticide acaricide composition according to claim 5, its feature exists, and described pesticidal preparations auxiliary element is one or more in solvent, emulsifier, dispersant, stabilizing agent, antifreezing agent or wetting agent.
7. insecticide acaricide composition according to claim 5, is characterized in that, the formulation of described insecticide acaricide composition is missible oil, wetting powder, aqueous emulsion, microemulsion, suspending agent, dry suspending agent or water dispersion granule.
8. the application of insecticide acaricide composition according to claim 1, is characterized in that, the application in the pesticidal preparations of preparation control insect pest of the plant.
9. the application of insecticide acaricide composition according to claim 8, is characterized in that, for the preparation of the pesticidal preparations preventing and treating lepidoptera pest and/or agriculture acarid.
10. the application of insecticide acaricide composition according to claim 8 or claim 9, is characterized in that, for the preparation of the pesticidal preparations of control diamond-back moth, prodenia litura and/or Tetranychus cinnabarinus, Tetranychus urticae.
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| CN102293214A (en) * | 2011-09-27 | 2011-12-28 | 江苏省绿盾植保农药实验有限公司 | Acaricide composition containing hexythiazox and amitraz |
| CN103609559A (en) * | 2013-11-30 | 2014-03-05 | 海利尔药业集团股份有限公司 | Acaricide composition containing cyflumetofen and amitraz |
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| EP0052833B1 (en) * | 1980-11-22 | 1983-12-14 | CELAMERCK GmbH & Co. KG | Urea derivatives, preparation and use |
| US4468405A (en) * | 1981-07-30 | 1984-08-28 | The Dow Chemical Company | Substituted N-aroyl N'-phenyl urea compounds |
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| CN102293214A (en) * | 2011-09-27 | 2011-12-28 | 江苏省绿盾植保农药实验有限公司 | Acaricide composition containing hexythiazox and amitraz |
| CN103609559A (en) * | 2013-11-30 | 2014-03-05 | 海利尔药业集团股份有限公司 | Acaricide composition containing cyflumetofen and amitraz |
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