CN102379299A - Ultralow volume liquid containing spirotetramat - Google Patents
Ultralow volume liquid containing spirotetramat Download PDFInfo
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- CN102379299A CN102379299A CN2011102696023A CN201110269602A CN102379299A CN 102379299 A CN102379299 A CN 102379299A CN 2011102696023 A CN2011102696023 A CN 2011102696023A CN 201110269602 A CN201110269602 A CN 201110269602A CN 102379299 A CN102379299 A CN 102379299A
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Abstract
The invention discloses ultralow volume liquid containing spirotetramat, which is prepared by using spirotetramat or a compound of the spirotetramat and an activated ingredient II as an activated ingredient and adding adjuvant and solvent. An activated ingredient B is optional one of etofenprox, efficient cypermethrin, deltamethrin, tolfenpyrad, chlorantraniliprole, flubendiamide, ivermectin, indoxacarb, RH-5849 (1, 2-dibenzoyl-1-tert-butylhydrazine) and tebufenozide. The ultralow volume liquid containing spirotetramat has the advantages of convenience in processing, long-term effect, a target being not easy to resist the pesticide, low environmental pollution, pesticide and water economization, increase of pesticide utilization rate, and can be used for controlling various pests on rice, wheat, vegetables, tobacco plants, tea plants, fruit trees and sugarcanes by means of ultralow volume spray, low volume spray or ultralow volume static spray.
Description
Technical field
The invention belongs to technical field of pesticide, specifically relate to contain the ultra low volume liquids of spiral shell worm ethyl ester.
Background technology
At present for the control of insect that is prone to produce resistance on the agricultural; Main way is that exploitation and existing kind do not have composite between new composition or the existing pesticide species of cross resistance; The former is because required development cost is high, the cycle is long, and at present development rate far away less than the speed of pest resistance to insecticide generation.Therefore, being mixed for the different existing pesticide species of the mechanism of action is a kind of selection of the best.If reasonable mixture ratio then can produce significant synergistic effect, make field control effect significantly be superior to the effect of each single agent.Usually there is certain defective in the insecticide that contains the single-activity composition on agricultural insect pests control; Continuous several times is used and is not only made insect be easy to generate pesticide resistance; And be prone to cause pollution, can overcome above shortcoming through rationally being mixed between the pesticide active ingredient to food and environment.The reasonably composite simultaneously synergistic effect that active component is produced can improve preventive effect, reduces the effective ingredient consumption, practices thrift cost, delays the drug-fast generation of insect, and then can alleviate even avoid the pollution of agricultural chemicals to food and environment.
Spiral shell worm ethyl ester is the tetronic acid class novel pesticide of Beyer Co., Ltd's exploitation, and molecular formula is C
21H
27NO
5, chemistry 4-(ethoxy carbonyl oxygen base) by name-8-methoxyl group-3-(2, the 5-xylyl)-1-azaspiro [4,5]-last of the ten Heavenly stems-3-alkene-2-ketone, its mechanism of action is for disturbing the insect lipogenesis, and the blocking-up energy metabolism is the kind of selecting for use of anabasine insecticide resistance management.Spiral shell worm ethyl ester has absorption in the uniqueness, is unique so far interior insecticide of inhaling two-way conductive performance that has, and can in the whole plants body, upwards move down, and arrives at blade face and bark, thus control crop inside and the corticole insect of fruit.The interior absorption of this uniqueness can be protected newborn stem, leaf and root, prevents ovum and the larval growth of insect; Lasting period is long, and the effective control that reached for 8 weeks can be provided, and drug effect is high, and the pest control spectrum is wide, can effectively prevent and treat various suckings pest, like aphid, thrips, wood louse, mealybug, aleyrodid and scale insect etc.; Applicable chief crop comprises cotton, soybean, oranges and tangerines, tropical fruit tree, nut, grape, lupulus, potato and vegetables etc.; To natural enemies security: important beneficial insect such as ladybug, syrphus fly and parasitic wasp are had good selectivity.
Beta-cypermethrin belongs to chrysanthemum ester insecticide, and molecular formula is C
22H
19Cl
2NO
3, chemical name be (R, S)-alpha-cyano-3-benzene oxyalkyl (1R.3R)-3-(2, the 2-dichloroethylene)-2; 2-dimethyl cyclopropane carboxylic acid ester, beta-cypermethrin are the efficient isomer of cypermethrin, have and tag and stomach poison function; Insecticidal spectrum is wide, and the speed of knocking down is fast, and biologically active is high.Be mainly used in the control cotton, vegetables, fruit tree, the various pests on the crops such as tealeaves.
Decis is a chrysanthemum ester insecticide, and molecular formula is C
22H
19Br
2NO
3, chemical name is (S)-alpha-cyanic acid-3-benzene oxyalkyl-(+)-suitable-3-(2, the 2-dibromo vinyl)-2,2-dimethyl cyclopropane carboxylic acid ester, and decis has another name called " decis ", is the highest a kind of of virulence in the present chrysanthemum ester insecticide.The decis insecticidal spectrum is wide; Effective to various pests such as Lepidoptera, orthoptera, thrips, Semiptera, diptera, coleopteras, but very low or invalid basically to preventive effects such as mite class, scale insect, mirid pentatomids, also can stimulate the breeding of mite class; When the worm mite is concurrent, use with specialized acaricide.
The azoles insect amide is a novel pyrazole heterocyclic broad spectrum disinfestation miticide, and molecular formula is C
21H
22ClN
3O
2Chemical name is 4-chloro-3-ethyl-1-methyl-N-{ [4-(4-methylphenoxy) phenyl]-methyl }-1H pyrazoles-5-carboxylic acid amides; The mechanism of action of azoles insect amide is passed on the complex I of system for the electronics that hinders in the mitochondrial metabolic system; Hindered thereby electronics is passed on, insect can not be provided and storing energy, be called as the mitochondria electronics and pass on complex Inhibitors (METI).
Rynaxypyr belongs to the benzamide insecticides, and molecular formula is C
18H
14N
5O
2BrC
12Chemical name is 3-bromo-N-[4-chloro-2-methyl-6-[(methyl-carbamoyl) benzene]-1-(3-chloropyridine-2-yl)-1-hydrogen-pyridine-5-formamide; Mainly be to activate blue Buddhist nun's alkali acceptor, discharge the calcium ion of storing in smooth muscle and the striated muscle cell, cause that the muscle adjusting is weak; Paralysis, dead until last insect.This active component shows mammal and the extremely significant selective difference of the blue Buddhist nun's alkali of insect acceptor, has improved greatly mammal and other vertebrate safeties.
Fipronil bisamide is the phthalic amide insecticides, and chemical formula is C
23H
22F
7IN
2O
4S, chemical name are 3-iodo-N '-(2-mesyl-1,1-dimethyl ethyl group-N-{4-[1; 2; 2,2-tetrafluoro-1-(trifluoromethyl) ethyl]-the O-tolyl } phthalamide, it mainly is to activate calcium release channel in blue Buddhist nun's alkali recipient cell; The uncontrolled that causes storing calcium ion discharges, and is the compound that acts on the blue Buddhist nun's alkali of insect cell acceptor at present few in number.Fipronil bisamide has the spectrum preventive effect to lepidoptera pest, does not have cross resistance with existing insecticide and produces, and is suitable for very much the control that existing insecticide produces the insect of resistance.Larva there is very outstanding preventive effect, limited to the adult preventive effect, there is not ovicidal action.Slightly conduct through xylem the back in the infiltration plant body.Resistance of rainwater washing against.
Ivermectin belongs to biogenic class insecticidal/acaricidal agent, and molecular formula is C
48H
74O
14, chemical name is a 5-O-demethyl-22, the two hydrogen AVM B1 of 23-are lead compound with the AVM, and through two key hydrogenations, structure optimization and the novel synthetic pesticide succeeded in developing.Structure optimization product as agricultural antibiotic; Compare with the parent AVM; Its expelling parasite and acaricidal activity have not only been kept; And safety is higher, be difficult for to produce resistance, for the production of vegetables, fruit, cotton etc. provide efficient a, Gao An and with the good biological source insecticide of Environmental compatibility.
Nimbin-A is exactly the nimbin of common indication, and molecular formula is C
35H
44O
16, nimbin-A is one type and from the seal chinaberry, separates the strongest active compound that it belongs to tetracyclic triterpenes.Nimbin can be divided into nimbin-A ,-B ,-C;-D ,-E ,-F; Totally 8 kinds of-G ,-I, characteristics such as nimbin has efficiently, low toxicity, control spectrum is wide; But effect slowly, and it has following several aspect to the mechanism of action of insect: directly or indirectly produce the food refusal effect through the chemical co-ordination organ that destroys the insect mouthpart; Effect through centering intestinal digestion enzyme makes that the nutrition conversion of food is not enough, influences the vitality of insect.The nimbin of high dose is kill insects directly, and low dosage then causes and permanent larva or the pupa of deformity, adult etc. occur.Through of the synthetic and release of inhibition cerebral nerve secretory cell, influence the synthetic and release of prothoracic gland, and corporal allata is to the synthetic and release of juvenile hormone to ecdysteroids to thoratropic hormone (PTrH).The destruction of juvenile hormone normal concentration level makes the synthetic deficiency of the needed vitellogenin of the insect maturation of ovum simultaneously and causes sterile in the insect hemolymph.
Indenes worm prestige is du pont company a kind of insecticide of Development and Production recently, and molecular formula is C
22H
17ClF
3N
3O
7, chemical name is a 7-chloro-2,5-dihydro-2-[N-(methoxy methyl acyl group)-4-(trifluoromethoxy) aniline formyl] indeno [1; 2-e] [1,3,4] oxadiazine-4a (3H)-methyl formates; Indenes worm prestige has tags and stomach poison function; Mainly be the sodium channel in the blocking-up insect nerve cell, cause target pest to coordinate poor, paralysis, final dead.Medicament is through tagging and ingesting into, and the behavior of insect changes rapidly, causes insect to stop rapidly ingesting, thus fabulous protection the target crop.Be applicable to the various pests control on the crops such as control wild cabbage, flower coconut palm class, cabbage mustard, tomato, capsicum, cucumber, little cucumber, eggplant, lettuce, apple, pears, peach, apricot, cotton, potato, grape.Test shows with other insecticide not have cross resistance; To mammal, domestic animal low toxicity, as safe as a house to the useful insects such as non-target biology in the environment simultaneously; Residual low in crop, can gather in the 2nd day after the medication.
Pressing down the food hydrazine is the organic nitrogen insect growth regulator, IGR, and molecular formula is C
18H
20N
2O
2, chemical name is 2-benzoyl-1 a tert-butylbenzene formylhydrazine.It is non-steroid class, has the active insect growth regulator, IGR of moulting hormone that Lepidoptera, coleoptera, Diptera larvae are had the feed of inhibition, quickens to cast off a skin and the minimizing effect of laying eggs.Is main to insect with stomach toxicity, also has stronger interior absorption, and effect is rapid, and the lasting period is long, noresidue.To the various pests of paddy rice, cotton, vegetables, tealeaves, fruit tree, like striped rice borer, gypsymoth, leaf roller, codling moth good control efficiency is arranged, can adopt foliar spray or other application methods during application.
The worm hydrazides is the novel insect growth regulator, IGR of on-steroidal, and molecular formula is C
22H
28N
2O
2, chemical name is N-tertiary butyl-N '-(4-ethylamino benzonitrile acyl group)-3,5-dimethyl benzene hydrazides.Tebufenozide pesticide is active high, and selectivity is strong, and is all effective to all lepidopterous larvaes, and antagonism insect cotton bollworm, cabbage caterpillar, diamond-back moth, beet armyworm etc. have special efficacy.And extremely strong ovicidal activity is arranged, safer to non-target organism.The worm hydrazides does not have teratogenesis, carcinogenic, mutagenesis to eyes and skin nonirritant to higher mammal, and is all fool proof to mammal, birds, natural enemy; Be mainly used in Aphidiadae, Cicadellidae, Lepidoptera, liriomyza bryoniae genus, Tetranychidae, thrips, root wart Turbatrix, lepidopterous larvae such as oriental fruit moth on control citrus, cotton, ornamental crops, potato, soybean, tobacco, fruit tree and the vegetables, grape steinernema, beet armyworm or the like insect.
The existing preparation of spiral shell worm ethyl ester mainly comprises conventional formulations such as missible oil, suspending agent, wetting powder, and does not see the report that it is prepared into ultra low volume liquids.Ultra low volume liquids be a kind of be the pesticide activity component dispersion medium with high boiling oily solvent, add a kind of special finish that suitable cosolvent and auxiliary agent are mixed with.During use,, ultra low volume liquids is atomized into the droplet that particle diameter is 30～100 μ m by ultra low volume sprayer; And in the field diffusion and dispersion, after crop or pest contact, stick to rapidly crop or pest the surface; And, play quick-acting effects rapidly to internal penetration; Simultaneously, make it be difficult for being washed away from crop surface, help the performance of drug effect and prolong medicament action time by rainwater because the character of finish is strong to the adhesiveness of crop.
Present domestic cultural control damage by disease and insect generally adopts conventional spray-on process, and it is that pesticidal preparations is carried out the extermination of disease and insect pest afterwards with big water gaging dilution, and there is many-sided defective in this method of preventing and treating:
1, conventional spray-on process work efficiency is low, and work efficiency is merely 2～5 mu/day per capita usually, is difficult to satisfy the needs of large-scale planting.
2, conventional spray-on process prevention and elimination of disease and pests needs big water gaging, and water consumption reaches 450～900L/hm usually
2, and regional away from water source and drought and water shortage a lot, conventional spray-on process is difficult to carry out or can not reaches desirable control efficiency.
3, conventional spray-on process makes the with medicament lasting period short, because conventional spray-on process makes the formulation of with medicament be generally missible oil, aqua, wetting powder, suspending agent, aqueous emulsion etc., has certain defective in the use:
(1) owing to add big water gaging dilution, the concentration of soup is very low, and surface tension is often bigger, and is relatively poor in the crop that wax coat is arranged or the lip-deep adhesiveness of target, wetability, permeability, is difficult to effectively get in crop and the target body, causes preventive effect relatively poor;
(2) in the natural environment of illumination, high temperature, drying, the water in the soup is easy to evaporation, causes medicament only to remain in crop surface, comes off and loses efficacy from crop easily after photodissociation and the drying easily;
(3) mist droplet particle size of conventional spraying is bigger, reaches 200～600 μ m, causes being sprayed onto the lip-deep soup of crop or target and runs off easily.
(4) for a long time, the single and frequent use of pesticide species makes biological target grow with each passing day to the resistance of medicament itself, is unfavorable for the prevention and control to pest.
(5) farm-forestry crop insect such as locust, forest looper etc. have explosive crop pest, in case outburst bring great threat for human food security and ecotope, and conventional application method is difficult to prove effective.
Ultra low volume liquids is low through the screening volatility, flash-point is high, to former medicine dissolubility is good, low to chemical injury of crops, viscosity is low solvent; Do not convert water during dispenser, but directly use with ultra low volume sprayer tool, low-gallonage spraying apparatus or ultra low volume electrostatic spray apparatus.Ultra low volume spraying is not owing to contain the high volatile volatile composition in the droplet, and its size does not have significant change with quality from leave spraying apparatus arrival target process, reduced volatilization with elegant.Droplet is tiny and even, meets " biological optimum grain-diameter " requirement, has significantly improved deposition.Because need not to convert water uses, ultra low volume liquids is suitable for water scarcity, damage by disease and insect fulminant large tracts of land takes place and the occasion of dispenser on a large scale in the palpus short time, and ultra low volume spraying simultaneously reduces operator's labour intensity greatly.
The ultra low volume spraying technology has the following advantages:
1. spouting liquid is few, is merely hundreds of/one of conventional spraying.
2. droplet is little, and ultra low volume electrostatic spray fogdrop diameter is that 30～60 μ m, ultra low volume ground spraying droplet diameter are 30～80 μ m, aerial ultra low volume spraying fogdrop diameter 30～60 μ m, and conventional spraying droplet diameter is many more than 200～600 μ m.
3. spray pattern is the spraying of drift accumulation property, and conventional spraying is the specific aim spraying, promptly facing to the crop spraying.
What 4. ultra low volume sprayed is to be the finish of carrier with oil, and concentration is generally a few percent to percent tens; And the conventional water diluent agent concentration that sprays is very low, is generally some thousandths of to ten thousand/several.
5. work efficiency is high, and control in time.Hand-held ultra low volume spraying machine improves 20～30 times of work efficiency than manual compression sprayer, because of its work efficiency is high, can timely and effectively prevent and treat the fulminant insect, like plant hopper, mythimna separata, locust etc.
6. save agricultural chemicals.Save agricultural chemicals more than 30% with general than conventional spraying.
7. water not.Saved water intaking, made up a prescription and heavy physical labor such as negative water operation, the hilly and mountainous land of especially short of rain in arid, manpower shortage and water intaking difficulty is used, and is more convenient.
8. good drug efficacy is held and is imitated length.The oil agricultural chemicals is easy to penetrate ester dissolubility insect body surface and gets in the pest body, show as desinsection rapidly, good drug efficacy; The high boiling point auxiliary agent that occupies larger proportion in the finish can play protective effects such as anti-hydrolysis, anti-oxidant, anti-photodissociation to pesticide activity component, show as hold imitate long.
9. to crop safety.Ultra low volume spraying be difficult for to produce poisoning to crop safety, does not have obviously residually, can improve crop quality.
10. expenses for prevention and control is low.Since ultra low volume spraying have province's medicine, laborsaving, not water, good drug efficacy, hold and imitate advantages such as long, so expenses for prevention and control is lower than conventional spraying.
Summary of the invention
The objective of the invention is that the work efficiency that the conventional pesticide preparation adopts conventional spray-on process prevention and elimination of disease and pests to exist is low, labour intensity big in order to overcome, need water many, prevent that defectives such as heterodynes, lasting period weak point, resistance provide a kind of ultra low volume liquids that contains spiral shell worm ethyl ester, its water consumption is few, droplet is little; Good drug efficacy, the lasting period is long, delays pest resistance; Work efficiency is high; Can effectively save the labour, reduce labour intensity, production, accumulating and safe in utilization.
The ultra low volume liquids that contains spiral shell worm ethyl ester of the present invention is with spiral shell worm ethyl ester, or spiral shell worm ethyl ester and active component II be active component, adds auxiliary agent and solvent and is prepared into ultra low volume liquids; Active component B is ether chrysanthemum ester, beta-cypermethrin, decis, azoles insect amide, Rynaxypyr, fipronil bisamide, ivermectin, nimbin, indenes worm prestige, press down in food hydrazine and the worm hydrazides any one.
Said ultra low volume liquids is an active component with spiral shell worm ethyl ester, and the percentage by weight between each component is: spiral shell worm ethyl ester 0.1%～15%, and preferred 1%～10%, more preferably 2%～6%; Auxiliary agent 1%～15%, solvent supplies 100%.
Said ultra low volume liquids is an active component with spiral shell worm ethyl ester and active component II, and the percentage by weight between each component is: spiral shell worm ethyl ester 0.1%～15%, and active component II0.1%～15%, auxiliary agent 1%～15%, solvent supplies 100%; The total content of active component is 0.2%～30%, and spiral shell worm ethyl ester preferred weight content elects 2%～6% as, and the weight content of active component II is preferably 1%～5%.
Said solvent is one or more combinations in aromatic hydrocarbon solvent, plant oil solvent and the polar solvent;
(1) aromatic hydrocarbon solvent that is fit to comprises trimethylbenzene, o-dichlorohenzene, the above aromatic hydrocarbons of C10 such as durene, diethylbenzene, methyl-propyl benzene, butylbenzene, methyl naphthalene, two wires oil;
(2) the plant oil solvent that is fit to comprises soybean oil, cottonseed oil, rapeseed oil, castor oil, turpentine oil, esterified vegetable oil such as methyl oleate, ethyl oleate;
(3) the polar solvent solvent that is fit to comprises acetophenone, phenmethylol, methyl-sulfoxide, N-Methyl pyrrolidone, N, dinethylformamide, DMAC N,N, the above alcohols of C6 such as n-hexyl alcohol, n-octyl alcohol, terpineol;
Preferred boiling point is higher than 160 ℃, flash-point and is higher than 60 ℃ solvent.
Said auxiliary agent comprises surfactant, synergist, bleeding agent etc.; Mainly be used for improving adhesiveness, wetability and the permeability of preparation to crop and target; Enhancing crop and target reduce the volatility of solvent to the absorption of medicament, improve stability of formulation; Reduce the viscosity of preparation, thereby play the effect that improves drug effect.
Surfactant is selected from one or more the combination in AEO, APES, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, aliphatic alcohol polyoxyvinethene phosphate, APES phosphate, phenethyl phenol polyethenoxy ether phosphate, alkylaryl polyoxyethylene polyoxypropylene ether phosphate, castor oil polyoxyethylene ether, the calcium dodecyl benzene sulfonate, preferred fat alcohol APEO, APES, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, castor oil polyoxyethylene ether, calcium dodecyl benzene sulfonate.
Synergist is selected from one or more combination of synergy phosphorus, sulfoxide, piperonyl butoxide etc.
Bleeding agent is selected from azone, thiophene ketone, oozes one or more the combination of T soon, and the described T that oozes soon can directly buy on market, also is fast penetrant T or fast T.
The ultra low volume liquids preparation method who contains spiral shell worm ethyl ester of the present invention is at normal temperatures and pressures; Earlier in the reactor with solvent and the stirring of active component input band; Low whipping speed is under 60～150 rev/mins, solvent with the active component stirring and dissolving after, add auxiliary component; Fully stirring mixed it in 15～60 minutes, obtained containing spiral shell worm ethyl ester ultra low volume liquids.
The target crop that the present invention is fit to is cereal crops such as paddy rice, wheat; Economic crops such as sugarcane, banana, rubber, cotton, tea tree, oranges and tangerines, apple, hawthorn, peach; Vegetable crops such as tomato, eggplant, capsicum, lettuce, celery, wild cabbage, Kidney bean, broad bean, cowpea, pea, ground family crops such as cucumber, pumpkin, watermelon.
The present invention control rice fulgorid, rice leaf roller, brown planthopper, white-backed planthopper, small brown rice planthopper, striped rice borer, rice thrips, rice gall midge, rice leafhopper, rice leafhopper, rice spider rafter stinkbug, resemble star stinkbug, green rice bug resemble, red must fleahopper, rice tube water snout moth's larva, oryza chinensis, Phytophthira, aleyrodid class, a red-spotted lizard class, unaspis shield kuwana, the green stinkbug of Zhu, peach fruit borer, tangerine lyonetid, the thin moth of tea, striped flea-beetle, the beans fly of diving.The cured a red-spotted lizard in angle, diamond-back moth, two secret notes are chrysomelid, the application in the tea golden thistle horse, onion thrips, sugarcane thrips, oranges and tangerines golden thistle horse, soybean pod gall-midge, tomato Liriomyza, sugarcane aphid.
Its application process is ultra low volume spraying, low-gallonage spraying or ultra low volume electrostatic spray.A situation arises confirms suitable dosage according to controlling object, and the per hectare formulation rate is 1500～4500ml usually.
The invention has the beneficial effects as follows:
1, water is few, and the present invention blends with adding water in the process of spraying hardly, but directly medicament is sprayed onto on the blade and stem stalk of crop, and through damage by disease and insect target is convenient away from water source and drought and water shortage area dispenser.
2, work efficiency is high, through using the ultra low volume sprayer dispenser, can increase substantially efficient, improve work efficiency several times to tens times, reduce cost of labor, effectively lower labour intensity.
3, drug concentration is high, and the lasting period is long.The content of conventional dose own is high; It is low to blend the soup units activity component content that sprays after the water, and ultra low volume is directly with reagent spray, and the active component content of medicament own is low; But the units activity constituent concentration content of spraying liquor is high, helps improving drug effect; Secondly, ultra low volume adopts low-volatile oil to make solvent, and active component is penetrated into the blade deep layer, and resistance of rainwater washing against prolongs the lasting period, thereby reduces the medication number of times, reduces agricultural cost.
4, Synergistic: spiral shell worm ethyl ester and ether chrysanthemum ester, beta-cypermethrin, decis, azoles insect amide, Rynaxypyr, fipronil bisamide, ivermectin, nimbin, indenes worm prestige, press down the insecticide that food hydrazine and worm hydrazides belong to different effects mechanism respectively; They and the composite synergistic function that plays of spiral shell worm ethyl ester; Improve preventive effect; The expanding prevention target is composed, and delays the pesticide resistance of insect, reduces the pollution of environment.
5, droplet is little, and ultra low volume electrostatic spray fogdrop diameter is that 30～60 μ m, ultra low volume ground spraying droplet diameter are 30～80 μ m, aerial ultra low volume spraying fogdrop diameter 30～60 μ m, and conventional spraying droplet diameter is many more than 200～600 μ m.
6, to crop safety.Ultra low volume spraying be difficult for to produce poisoning to crop safety, does not have obviously residually, can improve crop quality.
Embodiment
Below in conjunction with embodiment the present invention is further specified, but do not limit the scope of the invention.
Embodiment 1
The preparation method: in reaction vessel with electronic stirring, at normal temperatures and pressures, press formula rate earlier with solvent with the active component stirring and dissolving; Mixing speed is 60 rev/mins, adds auxiliary component again, fully stirs 60 minutes; It is mixed, promptly get 15% spiral shell worm ethyl ester ultra low volume liquids.
Embodiment 2
The preparation method: in reaction vessel with electronic stirring, at normal temperatures and pressures, press formula rate earlier with solvent with the active component stirring and dissolving; Mixing speed is 80 rev/mins, adds auxiliary component again, fully stirs 50 minutes; It is mixed, promptly get 6% spiral shell worm ethyl ester ultra low volume liquids.
Embodiment 3
Preparation method: in reaction vessel with electronic stirring; At normal temperatures and pressures, press formula rate earlier with solvent with the active component stirring and dissolving, mixing speed is 100 rev/mins; Add auxiliary component again; Fully stirred 30 minutes, it is mixed, promptly get 0.1% spiral shell worm ethyl ester ultra low volume liquids.
Embodiment 4
Preparation method: in reaction vessel with electronic stirring; At normal temperatures and pressures, press formula rate earlier with solvent with the active component stirring and dissolving, mixing speed is 120 rev/mins; Add auxiliary component again; Fully stirred 20 minutes, it is mixed, promptly get 0.2% spiral shell worm ethyl ester ether chrysanthemum ester ultra low volume liquids.
Embodiment 5
Preparation method: in reaction vessel with electronic stirring; At normal temperatures and pressures, press formula rate earlier with solvent with the active component stirring and dissolving, mixing speed is 150 rev/mins; Add auxiliary component again; Fully stirred 15 minutes, it is mixed, promptly get 3% spiral shell worm ethyl ester ether chrysanthemum ester ultra low volume liquids.
Embodiment 6
The preparation method is with embodiment 2
Embodiment 7
The preparation method is with embodiment 2
Embodiment 8
The preparation method is with embodiment 3
Embodiment 9
The preparation method is with embodiment 3
Embodiment 10
The preparation method is with embodiment 4
Embodiment 11
The preparation method is with embodiment 4
Embodiment 12
The preparation method is with embodiment 5
Embodiment 13
The preparation method is with embodiment 5
Embodiment 14
The preparation method is with embodiment 4
Embodiment 15
The preparation method is with embodiment 4
Embodiment 16
The preparation method is with embodiment 3
Embodiment 17
The preparation method is with embodiment 3
Embodiment 18
The preparation method is with embodiment 2
Embodiment 19
The preparation method is with embodiment 2
Embodiment 20
The preparation method is with embodiment 2
Embodiment 21
The preparation method is with embodiment 3
Embodiment 22
The preparation method is with embodiment 3
Embodiment 23
The preparation method is with embodiment 3
Embodiment 24
The preparation method is with embodiment 4
Embodiment 25
The preparation method is with embodiment 4
Embodiment 26
The preparation method is with embodiment 4
Embodiment 27
The preparation method is with embodiment 5
The prepared ultra low volume liquids outward appearance that contains spiral shell worm ethyl ester is the homogeneous oily liquids; Low temperature compatibility is good, and under-5 ℃ of conditions, refrigeration 7d does not separate out crystallization and suspension; Volatility is low, and the filter paper suspension is sent out and measured the result, and volatility is lower than 30%; To plant safety, no poisoning; The employing method of remaining silent is measured, and flash-point is greater than 60 ℃; Viscosity is less than 30mPas; Conductance is 1 * 10
-6～1 * 10
-10In the s/cm scope.
Combine again below to use the field control effectiveness test mensuration result that the embodiment of the invention is carried out, beneficial effect of the present invention further is described.
Application implementation example of the present invention is the method that adopts Toxicity Determination and field control effectiveness test to combine.Pass through Toxicity Determination earlier, the co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC＜80 are antagonism, and 80＜CTC＜120 are summation action, and CTC＞120 are synergistic effect, on this basis, carry out field control effectiveness test again.
Application implementation example 1
Controlling object: sugarcane thrips
Experiment place: Laibin City, Guangxi sugarcane field
Application method: ultra low volume spraying
Formulation rate: 120g a.i./hm
2
Result of the test is seen table 1.
Table 1: control sugarcane thrips field control effectiveness test result
From table 1, can find out: ultra low volume liquids employing ultra low volume spraying method control sugarcane thrips quick-acting of the present invention is strong, control efficiency good, the lasting period is longer.
Application implementation example 2
Controlling object: cabbage aphid
Experiment place: brassicaceous vegetable vegetable plot, Yang Ling suburb, Shaanxi
Application method: ultra low volume spraying
Formulation rate: 100g a.i./hm
2
Result of the test is seen table 2.
Table 2: control cabbage aphid test of pesticide effectiveness result
From table 2, can find out: ultra low volume liquids employing ultra low volume spraying method control cabbage aphid quick-acting of the present invention is strong, control efficiency good, the lasting period is longer.
Claims (9)
1. ultra low volume liquids that contains spiral shell worm ethyl ester, it is characterized in that: it is with spiral shell worm ethyl ester, or spiral shell worm ethyl ester and active component II be active component, adds auxiliary agent and solvent and is prepared into ultra low volume liquids; Active component B is ether chrysanthemum ester, beta-cypermethrin, decis, azoles insect amide, Rynaxypyr, fipronil bisamide, ivermectin, nimbin, indenes worm prestige, press down in food hydrazine and the worm hydrazides any one.
2. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1; It is characterized in that: said ultra low volume liquids is an active component with spiral shell worm ethyl ester; Percentage by weight between each component is: spiral shell worm ethyl ester 0.1%～15%, and auxiliary agent 1%～15%, solvent supplies 100%.
3. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1; It is characterized in that: said ultra low volume liquids is an active component with spiral shell worm ethyl ester and active component II; Percentage by weight between each component is: spiral shell worm ethyl ester 0.1%～15%; Active component II 0.1%～15%, auxiliary agent 1%～15%, solvent supplies 100%.
4. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1 is characterized in that: said solvent is one or more combinations in aromatic hydrocarbon solvent, plant oil solvent and the polar solvent; Aromatic hydrocarbon solvent comprises trimethylbenzene, o-dichlorohenzene, the above heavy aromatics of C10; The plant oil solvent comprises soybean oil, cottonseed oil, rapeseed oil, castor oil, turpentine oil, esterified vegetable oil; Polar solvent comprises acetophenone, phenmethylol, methyl-sulfoxide, N-Methyl pyrrolidone, N, dinethylformamide, DMAC N,N, the above alcohols of C6.
5. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 4 is characterized in that: the above aromatic hydrocarbons of said C10 comprises durene, diethylbenzene, methyl-propyl benzene, butylbenzene, methyl naphthalene, two wires oil; Esterified vegetable oil comprises methyl oleate, ethyl oleate; The above alcohols of C6 comprises n-hexyl alcohol, n-octyl alcohol, terpineol.
6. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1 is characterized in that: said auxiliary agent comprises surfactant, synergist, bleeding agent; Surfactant is one or more the combination in AEO, APES, phenethyl phenol polyethenoxy ether, alkylaryl polyoxyethylene polyoxypropylene ether, aliphatic alcohol polyoxyvinethene phosphate, APES phosphate, phenethyl phenol polyethenoxy ether phosphate, alkylaryl polyoxyethylene polyoxypropylene ether phosphate, castor oil polyoxyethylene ether, the calcium dodecyl benzene sulfonate; Synergist is one or more the combination in synergy phosphorus, sulfoxide, the piperonyl butoxide; Bleeding agent is azone, thiophene ketone, oozes one or more combination among the T soon.
7. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1; It is characterized in that: the preparation method of said ultra low volume liquids is at normal temperatures and pressures, and in the reactor with solvent and the stirring of active component input band, low whipping speed is under 60～150 rev/mins earlier; Solvent with the active component stirring and dissolving after; Add auxiliary component, fully stir and it was mixed in 15～60 minutes, obtain containing spiral shell worm ethyl ester ultra low volume liquids.
8. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1 is characterized in that: it control rice fulgorid, rice leaf roller, brown planthopper, white-backed planthopper, small brown rice planthopper, striped rice borer, rice thrips, rice gall midge, rice leafhopper, rice leafhopper, rice spider rafter stinkbug, resemble star stinkbug, green rice bug resemble, red must fleahopper, rice tube water snout moth's larva, oryza chinensis, Phytophthira, aleyrodid class, a red-spotted lizard class, unaspis shield kuwana, the green stinkbug of Zhu, peach fruit borer, tangerine lyonetid, the thin moth of tea, striped flea-beetle, beans dive that fly, the cured a red-spotted lizard in angle, diamond-back moth, two secret notes are chrysomelid, application in the tea golden thistle horse, onion thrips, sugarcane thrips, oranges and tangerines golden thistle horse, soybean pod gall-midge, tomato Liriomyza, sugarcane aphid.
9. the ultra low volume liquids that contains spiral shell worm ethyl ester according to claim 1 is characterized in that: its application process is ultra low volume spraying, low-gallonage spraying or ultra low volume electrostatic spray.
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