CN106689138A - Insecticidal composition - Google Patents
Insecticidal composition Download PDFInfo
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- CN106689138A CN106689138A CN201610889823.3A CN201610889823A CN106689138A CN 106689138 A CN106689138 A CN 106689138A CN 201610889823 A CN201610889823 A CN 201610889823A CN 106689138 A CN106689138 A CN 106689138A
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- Prior art keywords
- pyridaben
- ethyl pleocidin
- pesticidal combination
- agent
- phyllotreta striolata
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/58—1,2-Diazines; Hydrogenated 1,2-diazines
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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
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/22—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom rings with more than six members
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
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- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses an insecticidal composition. The active ingredients of the insecticidal composition comprise spinetoram and pyridaben, and a mass ratio of the spinetoram to pyridaben is 1:50 to 50:1. Compared with the prior art, the insecticidal composition disclosed by the invention has obvious effects of controlling phyllotreta striolata fabricius on brassicaceous vegetables, eggplant fruits, tobacco and other crops, and an obvious synergetic effect can be achieved, so that the pesticide dose can be reduced, the control cost is further reduced, the drug resistance can be delayed, and the environmental pollution can be reduced.
Description
Technical field
The present invention relates to a kind of Pesticidal combination, especially a kind of Pesticidal combination and its preventing and treating containing ethyl pleocidin
The application of crops phyllotreta striolata, belongs to technical field of pesticide.
Background technology
Phyllotreta striolata Phyllotreta striolata (Fabricius) belongs to coleoptera Chrysomelidae, is worldwide serious
Cause harm the important pests of brassicaceous vegetable.Phyllotreta striolata is widely distributed in China, and each department generation is different, and has
Generation overlap phenomenon.Because the worm fertility is strong, and adult, larva root system is caused harm in plant and soil on the ground respectively, prevent and treat
Difficulty is big, has been considered as being most difficult to one of vegetable-crop pest-insect of preventing and treating in recent years.At present on the ground such as Fujian, Guangdong, Taiwan, Huang Qu
Bar flea beetle has replaced diamondback moth (Plutella xylostella) to rise to the primary pest of brassicaceous vegetable, and have by
The trend that year aggravates.Chemical agent is the main means of prevention for preventing and treating phyllotreta striolata, but because the worm is developed to drug resistance
Comparatively fast, cause the effective agent species for preventing and treating the worm at present few；As the requirement of the food-safe property of people is improved, screening is high
Effect, low toxicity, the pesticide control of low-residual, and Scientific exploration administrated method, as phyllotreta striolata preventing and controlling in when business
It is anxious.
Ethyl pleocidin, english common name：Spinetoram, is a kind of novel many of Dow AgroSciences's exploitation
Bacteriocidin insecticides, are the second generation product of pleocidin, are by two kinds of pleocidin of spinosyn A and spinosyn D
Novel pesticide of the class compound in the presence of catalyst, reactant and solvent by being finally given after chemical modification.Ethyl is more
The mechanism of action of bacteriocidin be by act on insect nerve in nAChR and r- aminobutyric acid receptors,
Cause signal transmission reflection of the polypide to excitability or inhibition insensitive, so that normal nervous activity is influenceed, until dead.
Ethyl pleocidin is used to prevent and treat the existing document report of phyllotreta striolata, but because ethyl pleocidin is used into
This height, and the resistance to the action of a drug is also easy to produce, therefore it is badly in need of the new compound drug of exploitation to reduce drug cost, improve prevention effect.At present
Though having ethyl pleocidin and pyridaben compounded formula (CN105028423A), the compound drug is mainly used in Bemisia tabaci,
And the compound drug not yet has relevant report for preventing and treating phyllotreta striolata at present.
The content of the invention
It is an object of the invention to：A kind of Synergistic insecticidal compositions for being adapted to and agriculturally using are provided, and help to subtract
Lack dosage, delay phyllotreta striolata to produce resistance and reduce use cost.
To overcome the deficiencies in the prior art, inventor is tested and field control effectiveness test by a large amount of indoor bioassay, meaning
After outer discovery ethyl pleocidin and pyridaben are compounded with certain proportion, phyllotreta striolata is had significant synergies, saved
Drug cost is saved, while antagonism phyllotreta striolata also has good prevention effect.
Pyridaben, english common name：Pyridaben, is developed for 1985 by Japanese Nissan chemical company, and chemical name is
2- tertiary butyls -5- (4- tertiary butyls benzylthio) -4- chlorine pyridazine -3 (2H) -one.The medicament is a kind of high-efficiency broad spectrum acaricide, is tagged
Property it is strong, without interior suction, conduction and fumigation action, and quick-acting is good, the lasting period is long, to people, animal, natural enemies security, and is commonly used with other
Medicament no interactions resistance, the mechanism of action is different from ethyl pleocidin.
The technical scheme is that：A kind of Pesticidal combination, it is characterised in that：Contain active ingredient ethyl pleocidin
And pyridaben, both mass ratioes are 1:50~50:1, preferred mass ratio is 1:20~20:1, more preferably mass ratio is 1:10~
10:1。
In Pesticidal combination of the invention, the mass accumulation percentage composition of active ingredient is 0.5%~90%, and remaining is to help
Agent, filler and other be beneficial to active ingredient in storage and use stabilization and drug effect play known substance.
Pesticidal combination of the invention can be processed into any formulation for agriculturally allowing, preferable formulation have suspending agent,
Suspension emulsion, aqueous emulsion, microemulsion, granule, water dispersible granules, wettable powder, microcapsule suspending agent dispersible oil-suspending agent.
Other compositions in suspending agent include dispersant, wetting agent, defoamer, antifreezing agent, thickener, preservative and water；
Other compositions in suspension emulsion include dispersant, wetting agent, emulsifying agent, defoamer, antifreezing agent, thickener, preservative and water；Water
Other compositions in emulsion include solvent, emulsifying agent, antifreezing agent, defoamer and water；Other compositions in microemulsion include solvent,
Cosolvent, emulsifying agent and water；Other compositions in granule include dispersant, wetting agent, adhesive, disintegrant, adsorbent, steady
Determine agent, nutritional agents and filler；Other compositions in water dispersible granules include dispersant, wetting agent, diffusant, disintegrant and fill out
Material；Other compositions in wettable powder include dispersant, wetting agent, diffusant and filler；In microcapsule suspending agent other into
Dividing includes macromolecule cyst material, solvent, emulsifying agent, dispersant and water；Dispersibling the other compositions in oil-suspending agent includes dividing
Powder, emulsifying agent, suspension stabilizer and carrier.Below all it is to commonly use in pesticidal preparations or allow the auxiliary element for using, has no
It is particularly limited to, specific composition and consumption are determined according to recipe requirements by simple experiment.For example：
Solvent may be selected isopropanol, dimethylbenzene, N,N-dimethylformamide, cyclohexanone, toluene, dimethyl sulfoxide (DMSO), methyl alcohol,
Ethanol, trimethyl cyclic ethylene ketone, NOP, 1-METHYLPYRROLIDONE, propyl alcohol, butanol, ethylene glycol, diethylene glycol,
One or more in EGME, butyl ether, ethyl acetate, vegetable oil.
Cosolvent may be selected 1-METHYLPYRROLIDONE, dimethylformamide, ethanol, cyclohexanone, isopropanol, the third ethanol, third
One or more in ketone.
Emulsifying agent may be selected agriculture breast 600#(phenethyl phenol polyethenoxy ether), agriculture breast 1601#(phenethyl phenol polyoxyethylene gathers
Oxypropylene ether), agriculture breast 500#(calcium dodecyl benzene sulfonate), OP series phosphate (thermally coupled distillation columns), 600#
Phosphate (phenyl phenol polyoxyethanyl ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether disulfonic acid magnesium salts,
Triethanolamine salt, agriculture breast 400#(styryl formaldehyde resin APEO), Nongru-700#(alkylphenol-formaldehyde resin polyoxy second
Alkene ether), agriculture breast 36#(phenethyl phenol formaldehyde resin polyoxyethyl ether), agriculture breast 1600#(phenethyl phenol polyethenoxy ether polyoxypropylene
Ether), ethylene oxide-propylene oxide block copolymer, OP series (NPE), agriculture breast 33#(alkylaryl polyoxy
Propylene APEO), agriculture breast 34#(alkylaryl polyoxyethylene poly-oxygen propylene aether), Span series (sorbitol anhydride monostearate
Ester), TWEEN Series (sorbitan fatty acid ester APEO), AEO series (fat alcohol alcohol APEO) in one kind
Or it is various.
Dispersant may be selected sodium lignin sulfonate, calcium lignosulfonate, pull open powder, calcium dodecyl benzene sulfonate, polycarboxylic acids
Salt, alkyl benzene sulfonate calcium salt, APES, aliphatic amine polyoxyethylene ether, polyoxyethylene carboxylate, glycerin fatty
One or more in acid ester polyoxyethylene ether.
Wetting agent may be selected methyl naphthalene sulfonate formaldehyde condensate, lauryl sodium sulfate, Negel, alkylbenzene
One or more in sulfoacid calcium, tea seed cake, spaonin powder, silkworm excrement, spaonin powder, bay alcohol radical sodium sulphate, washing powder, pull open powder.
Diffusant may be selected one or more in naphthalene sulfonate, poly- naphthalene formaldehyde sulfonate salt, organosilicon.
Antifreezing agent may be selected one or more in glycerine, urea, ethylene glycol, propane diols.
Defoamer may be selected one or more in metallic soap of stearic acid, polyureas, 20% aqueous emulsion of dimethyl polysiloxane fluid.
Preservative may be selected Sodium Benzoate, sodium propionate, butyl p-hydroxybenzoate, dimethyl fumarate, potassium sorbate, double
One or more in sodium acetate.
Disintegrant may be selected the one kind in ammonium sulfate, urea, bentonite, aluminium chloride, citric acid, succinic acid, sodium acid carbonate
Or it is various.
Adhesive may be selected starch, dextrin, gum arabic, gelatin, sodium metasilicate, gypsum, polyvinyl acetate, rosin,
One or more in paraffin.
Thickener may be selected the one kind in xanthans, hydroxymethyl cellulose, methylcellulose, Magnesiumaluminumsilicate, polyvinyl alcohol
Or it is various.
Nutritional agents may be selected one or more in glucose, lactose, sucrose, potassium fulvate, SODLUM FULVATE, ammonium sulfate.
Adsorbent may be selected white carbon, diatomite, attapulgite, one or more in calcium carbonate.
Stabilizer may be selected chloro- 1,2 expoxy propane of 3-, butyl glycidyl ether, phenyl glycidyl ether, tolyl and shrink
One or more in glycerin ether, polyethylene glycol diglycidyl ether, sorb sodium alkoxide.
Filler may be selected White Carbon black, kaolin, precipitated calcium carbonate, talcum, montmorillonite or convex-concave rod stone, float stone, brickbat, sea
One or more in afrodite or bentonite and non-adsorbent calcium soil or sand.
Composition described in the invention can be provided in finished product preparation form, i.e., each material is blended in composition；
Can also be provided with unit dose form, directly be mixed in proportion in bucket or tank using preceding, be then diluted to required concentration.
Pesticidal combination of the invention can be used to prevent and treat the phyllotreta striolata on brassicaceous vegetable, solanberry, tobacco plants.
Pesticidal combination of the invention can be applied by common method, such as leaching fruit, pouring root, smearing, injection, spray, spread
Powder, distribution or smoke, depending on its amount of application is with weather condition, Crop growing stage and phyllotreta striolata occurrence degree.
Compared with prior art, what the present invention was produced has the beneficial effect that：(1) composition synergistic effect substantially, preventive effect and list
Agent is compared and significantly improved；(2) after drug effect is improved, field dosage and use cost are reduced, reduces residues of pesticides and environment
Pollution；(3) composition is made up of the active ingredient of different mechanism of action, and action site increases, and is conducive to overcoming and delaying Huang Qu
Bar flea beetle produces resistance.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, present invention specific examples below
Illustrate, but the present invention is limited to absolutely not these examples.
The pesticide active ingredient of different types of structure is compounded, is to solve cost during agricultural chemicals single dose use at present
And effective measures the problems such as resistance.After the pesticide active ingredient mixing of different types of structure, three kinds of works are typically exhibited
With type, i.e. summation action, synergistic effect and antagonism.But which kind of effect be specially, it is impossible to predict, only by a large amount of examinations
Test and just can know that.Compound synergic is formulated well, can improve actual prevention effect, reduces Pesticide use dosage, helps to delay
The generation of resistance, is one of important means of resistance management.
The present composition has obvious synergistic function to phyllotreta striolata, and not exclusively two kinds pharmacy effects
Simple addition, this can from following Toxicity Determination experiment result in be clear that.
Assays Example：Ethyl pleocidin compounds the Toxicity Determination experiment to phyllotreta striolata with pyridaben
Subjects：Phyllotreta striolata (Phyllotreta vittuta Fabr.) (picks up from the general letter agrochemical share of Shenzhen promise
Vegetable field is tested by research institute of Co., Ltd)
Test method：With reference in the People's Republic of China (PRC) agricultural industry criteria (NY/T 1154.14-2008) agricultural chemicals room
Bioassay test criterion insecticide (the 14th part):Leaf dipping method.
Using leaching seedling method (same to leaf dipping method), medicine is soaked with whole strain dish seedling, comprised the following steps that：(1) cultivate small with flowerpot by stages
Chinese cabbage seedling 70d, does not apply insecticide；(2) reagent agent is added into Tween 80, respectively by each mixture during experiment first with acetone solution
The mother liquor of agent is diluted to five series concentrations, is respectively placed in standby in beaker；(3) clean pakchoi seedling is inverted immersion configuration
Various concentrations liquid in, taken out after 10s and be placed in 1~2h of interior and dry naturally；(4) the pakchoi seedling that will be dried is with absorbent cotton
Additional one layer of toilet paper wraps up root moisturizing, is put into and is surveyed in bottle for examination is raw；(5) yellow song is accessed toward raw survey in bottle with self-control shifting scolite
Bar flea beetle adult, 30 every bottle, then seal bottleneck with gauze.Each 3 repetition for the treatment of, separately adds clear water and auxiliary agent as control.
After being processed through above method, will for examination it is raw survey bottle be placed in 25 ± 1 DEG C, relative humidity 75%~85%, light application time L/D=14h/
In the illumination box of 10h, test worm death condition is checked after 48h.Inspection method：Test worm is poured into ceramic whiteware basin, first statistics can
The adult living for creeping and jumping, after remaining touches polypide with soft writing brush, observation 1min is then regarded without any sound or other reactions
It is death.
Statistical analysis is carried out with DPS9.50 statistical analysis softwares, the LC of each medicament is calculated50, then calculated altogether according to the abundant methods of Sun Yun
Malicious coefficient (CTC).
Actual measurement toxicity index (ATI)=(standard agent LC50/ reagent agent LC50)×100
Percentage composition+B the medicament toxicity index of A in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed
The percentage composition of B in agent
Co-toxicity coefficient (CTC)=[mixture surveys toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100
When CTC≤80, then composition shows as antagonism, and as 80 ＜ CTC ＜ 120, then composition shows as being added and makees
With when CTC >=120, then composition shows as synergistic effect.Toxicity Determination result of the test refers to table 1.
The ethyl pleocidin of table 1 compounds the Toxicity Determination result of the test to phyllotreta striolata with pyridaben
Result of the test can be seen that ethyl pleocidin with pyridaben in proportioning 1 from table 1:50~50:When between 1, altogether
Malicious coefficient (CTC) is all higher than 120, synergistic effect is shown as to phyllotreta striolata, especially 1:10~10:It is listed to match somebody with somebody when between 1
170 are all higher than than co-toxicity coefficient, synergistic effect is most obvious.
Pesticidal combination of the present invention can be prepared into missible oil, suspending agent, the water for being adapted to agriculturally use with known method
Emulsion, microemulsion, granule, water dispersible granules, granule or wettable powder.As described below is only that the present invention is preferably implemented
Example, is only used to explain the present invention, therefore can not be interpreted as the limitation to the scope of the claims of the present invention.
Example of formulations 1：51% ethyl pleocidin Damanling suspension agent
Ethyl pleocidin 50%, pyridaben 1%, phenethyl phenol polyoxyethylene groups ether phosphate 3%, Negel
3%th, methylcellulose 3%, glycerine 3%, silicone oil 0.8%, deionized water supplies 100%.By mentioned component according to a conventional method
Processing can be prepared by 51% ethyl pleocidin Damanling suspension agent.
Example of formulations 2：82% ethyl pleocidin pyridaben wettable powder
Ethyl pleocidin 80%, pyridaben 2%, alkylphenol-polyethenoxy base ether phosphate 3%, alkyl naphthalene sulfonic acid calcium
6%, kaolin supplies 100%.Mentioned component is processed according to a conventional method and can be prepared by 82% ethyl pleocidin pyridaben
Wettable powder.
Example of formulations 3：31% ethyl pleocidin pyridaben micro-emulsion
Ethyl pleocidin 30%, pyridaben 1%, 1-METHYLPYRROLIDONE 10%, calcium dodecyl benzene sulfonate 8%, three
Phenethyl phenol polyoxyethylene 5%, phenethyl phenol polyethenoxy ether 7%, deionized water supplies 100%.By mentioned component by normal
The processing of rule method can be prepared by 31% ethyl pleocidin pyridaben micro-emulsion.
Example of formulations 4：21% ethyl pleocidin pyridaben aqueous emulsion
Ethyl pleocidin 20%, pyridaben 1%, cyclohexanone 5%, agriculture breast 600#3%, Tween-60 #2%, agriculture breast
2201#4%, polycarboxylate 6%, benzoic acid 3%, propane diols 3%, deionized water supplies 100%.Mentioned component is routinely square
Method processing can be prepared by 21% ethyl pleocidin pyridaben aqueous emulsion.
Example of formulations 5：11% ethyl pleocidin pyridaben microcapsule suspending agent
Ethyl pleocidin 10%, pyridaben 1%, macromolecule cyst material polymer MDI3%, the and of solvent linseed oil 5%
S-200 solvent naphthas 9%, emulsifying agent triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymer 3.5%, dispersant alkylnaphthalene
Sodium sulfonate 5%.Above-mentioned active ingredient, macromolecule cyst material, solvent are mixed, makes to be dissolved into homogeneous oil phase, emulsifying agent, dispersion
Agent is soluble in water to be prepared into homogeneous aqueous phase, in a shear condition, by oil phase addition aqueous phase solution, emulsion is prepared into, under stirring
10% ethylenediamine solution 4% is added, 65 DEG C of insulation reaction 4.0h are warming up to, two kinds of materials react in oil-water interfaces, shape
Into high score ascus wall, you can 11% ethyl pleocidin pyridaben microcapsule suspending agent is obtained.
Example of formulations 6：72% ethyl pleocidin pyridaben water dispersible granule
Ethyl pleocidin 60%, pyridaben 12%, sodium lignin sulfonate 6%, calcium dodecylbenzenesulfonate 10%, alkyl
Calcium sulfate 5%, polyethylene glycol 3%, kaolin supplies 100%.Mentioned component is processed according to a conventional method and can be prepared by 72% second
Quito bacteriocidin pyridaben water dispersible granule.
Example of formulations 7：0.5% ethyl pleocidin pyridaben granule
Ethyl pleocidin 0.25%, pyridaben 0.25%, lauryl sodium sulfate 1%, sodium lignin sulfonate 2%, silicon
Sour sodium 1%, bentonite 1%, ammonium sulfate 5%, diatomite 0.5%, sorb sodium alkoxide 1%, clay complements to 100%.By it is above-mentioned into
Processing according to a conventional method is divided to can be prepared by 0.5% ethyl pleocidin pyridaben granule.
Example of formulations 8：12% ethyl pleocidin pyridaben micro-emulsion
Ethyl pleocidin 2%, pyridaben 10%, cyclohexanone 10%, Nongru-700 #3%, alkylphenol-formaldehyde resin polyoxy
Vinethene 10%, epoxychloropropane 2%, organosilicon 3%, thiophene ketone 5%, deionized water supplies 100%.By mentioned component routinely
Method processing can be prepared by 12% ethyl pleocidin pyridaben micro-emulsion.
Example of formulations 9：22% ethyl pleocidin pyridaben aqueous emulsion
Ethyl pleocidin 2%, pyridaben 20%, solvent naphtha 15%, triphenoethyl benzene phenol polyethenoxy ether phosphate
4%th, Tween-60 #3%, agriculture breast 600#4%, xanthans 5%, benzoic acid 3%, glycerine 2%, deionized water supplies 100%.
Mentioned component is processed the ethyl pleocidin pyridaben aqueous emulsion that can be prepared by 22% according to a conventional method.
Example of formulations 10：21% ethyl pleocidin pyridaben microcapsule suspending agent
Ethyl pleocidin 1%, pyridaben 20%, macromolecule cyst material polymer MDI 2%, solvent linseed oil 5%
With S-200 solvent naphthas 7%, emulsifying agent agriculture breast 600#4%, dispersant alkyl naphthalene sulfonic acid calcium 3%.By above-mentioned active ingredient, high score
Ascus wall material, solvent mixing, make to be dissolved into homogeneous oil phase, and emulsifying agent, dispersant are soluble in water to be prepared into homogeneous aqueous phase, is cutting
Under tangent condition, by oil phase addition aqueous phase solution, emulsion is prepared into, stirring is lower to add 10% ethylenediamine solution 4%, is warming up to
65 DEG C of insulation reaction 4.0h, two kinds of materials react in oil-water interfaces, form high score ascus wall, you can 21% ethyl is obtained many
Bacteriocidin pyridaben microcapsule suspending agent.
Example of formulations 11：31% ethyl pleocidin pyridaben dispersibles oil-suspending agent
Ethyl pleocidin 1%, pyridaben 30%, phenethyl phenol polyoxyethylene groups ether phosphate 3%, Sorbitan alcohol ester
Fat acid ester polyoxyethylene ether 3%, agriculture breast 600#3%, alkylnaphthalene sulfonate sodium 5%, bentonite 3%, sodium carboxymethylcellulose
2%th, dibutyl hydroxy toluene 3%, soybean oil supplies 100%.Above-mentioned raw materials are blended, are sanded to particle diameter with sand mill and are less than 5 μ
M is that 31% ethyl pleocidin pyridaben is obtained to dispersible oil-suspending agent.
Example of formulations 12：41% ethyl pleocidin pyridaben suspension emulsion
Weigh ethyl pleocidin 1%, pyridaben 40%, Solvesso200 10%, ethoxylated castor oil 5%, fat
Fat alcohol polyoxyethylene ether sulfosuccinic acid monoester dicalcium 12%, MODIFIED LIGNOSULPHONATE 5%, carboxymethylcellulose calcium 5%, swelling
Soil 3%, propane diols 5%, deionized water supplies 100%.First pyridaben is dissolved in Solvesso200, ethoxylation is added
Castor oil obtains pyridaben missible oil, then above-mentioned each component is mixed in proportion, and through being sanded, is prepared into suspending agent.To be rattled away mite
The oil phase of spirit is added in the suspending agent containing ethyl pleocidin, obtains 41% ethyl pleocidin pyridaben suspension emulsion.
Example of formulations 13：51% ethyl pleocidin pyridaben water dispersible granule
Ethyl pleocidin 1%, pyridaben 50%, naphthalenesulfonate formaldehyde condensation compound 6%, alkylsurfuric acid calcium 10%, hard charcoal
It is black to supply 100%.Mentioned component is processed according to a conventional method and can be prepared by 51% ethyl pleocidin pyridaben water-dispersible grain
Agent.
Field information embodiment 1：Ethyl pleocidin compounds the field control effectiveness test to phyllotreta striolata with pyridaben
Test is carried out in June, 2015 in Guangdong Province Meizhou Xingning City Ye Tang towns, experimental field leaf mustard phyllotreta striolata over the years
Occur serious.Experiment often processes 4 repetitions, plot area 20m2, random district's groups arrangement.Sprayed using single knapsack sprayer
Medicine treatment, using conventional spray-on process, uniformly sprays complete stool, using clear water as control.Respectively at 3 days behind 1 day before dispenser and dispenser,
The phyllotreta striolata adult density of each treatment is investigated within 7 days respectively, and the point sampling of diagonal 5, every investigation and sampling are used during investigation
(area is 0.11m to inframe2) phyllotreta striolata quantity, according to below equation calculate prevention effect：
Prevention effect (%)=(treatment region Revision insect recluced rate-check plot Revision insect recluced rate)/(1- check plots insect population goes down
Rate) × 100
Revision insect recluced rate (%)=(medicine pre-treatment area insect density-medicine post processing zone insect density)/medicine pre-treatment area worm
Mouth density × 100
The ethyl pleocidin of table 2 compounds the field control effectiveness test result to phyllotreta striolata with pyridaben
Result of the test can be seen that the embodiment of the present invention from table 2 has preferable prevention effect, medicine to phyllotreta striolata
3 days preventive effects are 71.65%~81.01% afterwards, and the preventive effect of 7 days is 70.24%~78.82% after medicine, hence it is evident that better than comparison medicament
The preventive effect 64.35%, 67.87% and 60.25% of 6% ethyl pleocidin suspending agent and 15% Damanling suspension agent,
59.85%.Under corresponding test dose, reagent agent can effectively control the occurrence injury of phyllotreta striolata, and the lasting period is more long.Examination
During testing, reagent agent occurs, to the beneficial organism safety such as honeybee and natural enemy trichogramma to trial crops safety without poisoning.
Field information embodiment 2：Ethyl pleocidin compounds field efficacy of the granule to phyllotreta striolata with pyridaben
Experiment
Test is carried out in June, 2015 in Guangdong Province Meizhou Xingning City Ye Tang towns, experimental field leaf mustard phyllotreta striolata over the years
Occur serious.Experiment often processes 4 repetitions, plot area 20m2, random district's groups arrangement.Test medicine be 0.5% ethyl more kill
Rhzomorph pyridaben granule, 0.5% ethyl pleocidin granule, 5% medicament of pyridaben granule three, each cell is random
The ratio that arrangement is respectively processed in medicine soil than 1: 5 before being harrowed a field after ploughing is converted dry fine earth and is mixed thoroughly and uniformly spreads fertilizer over the fields in native table, then turns over and applies
Be mixed into soil layer respectively at 3 days behind 1 day before dispenser and dispenser, investigate within 7 days the phyllotreta striolata adult density of each treatment respectively, adjust
The point sampling of diagonal 5 is used when looking into, (area is 0.11m to every investigation and sampling inframe2) phyllotreta striolata quantity, according to
Lower formula calculates prevention effect：
Prevention effect (%)=(treatment region Revision insect recluced rate-check plot Revision insect recluced rate)/(1- check plots insect population goes down
Rate) × 100
Revision insect recluced rate (%)=(medicine pre-treatment area insect density-medicine post processing zone insect density)/medicine pre-treatment area worm
Mouth density × 100
The ethyl pleocidin of table 3 compounds field control effectiveness test result of the granule to phyllotreta striolata with pyridaben
Result of the test can be seen that the embodiment of the present invention from table 3 has preferable prevention effect to phyllotreta striolata, system
Agent compounding embodiment 7 is substantially better than the preventive effect of the ethyl pleocidin granule of comparison medicament 0.5% and 5% pyridaben granule.
Under corresponding test dose, reagent agent can effectively control the occurrence injury of phyllotreta striolata, and the lasting period is more long.During experiment,
Reagent agent occurs, to the beneficial organism safety such as honeybee and natural enemy trichogramma to trial crops safety without poisoning.
Claims (6)
1. a kind of Pesticidal combination, it is characterised in that：The active ingredient of the Pesticidal combination is ethyl pleocidin and mite of rattling away
Spirit, both mass ratioes are 1:50~50:1.
2. Pesticidal combination according to claim 1, it is characterised in that：Active ingredient ethyl pleocidin and pyridaben
Mass ratio is 1:20~20:1.
3. Pesticidal combination according to claim 2, it is characterised in that：Active ingredient ethyl pleocidin and pyridaben
Mass ratio is 1:10~10:1.
4. the Pesticidal combination according to any one of claims 1 to 3, it is characterised in that：Active ingredient in Pesticidal combination
Gross mass percentage composition be 0.5%~90%.
5. Pesticidal combination according to claim 4, it is characterised in that：The formulation of the Pesticidal combination be suspending agent,
Suspension emulsion, aqueous emulsion, microemulsion, granule, water dispersible granules, wettable powder, microcapsule suspending agent dispersible oil-suspending agent.
6. Pesticidal combination described in claim 1 is used to prevent and treat phyllotreta striolata on brassicaceous vegetable, solanberry, tobacco plants
Purposes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610889823.3A CN106689138A (en) | 2016-10-11 | 2016-10-11 | Insecticidal composition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610889823.3A CN106689138A (en) | 2016-10-11 | 2016-10-11 | Insecticidal composition |
Publications (1)
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| CN106689138A true CN106689138A (en) | 2017-05-24 |
Family
ID=58940425
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610889823.3A Pending CN106689138A (en) | 2016-10-11 | 2016-10-11 | Insecticidal composition |
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| CN (1) | CN106689138A (en) |
Cited By (1)
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| CN107333771A (en) * | 2017-06-08 | 2017-11-10 | 合肥龙滨化工科技有限公司 | A kind of agricultural chemical composition for disinsection containing ethyl pleocidin and pyridaben |
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Application publication date: 20170524 |