CN106035363A - Suspension seed coating agent containing fipronil and imidacloprid and its preparation method and use - Google Patents
Suspension seed coating agent containing fipronil and imidacloprid and its preparation method and use Download PDFInfo
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- CN106035363A CN106035363A CN201610635737.XA CN201610635737A CN106035363A CN 106035363 A CN106035363 A CN 106035363A CN 201610635737 A CN201610635737 A CN 201610635737A CN 106035363 A CN106035363 A CN 106035363A
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- imidacloprid
- ethiprole
- coating agent
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- seed
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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
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
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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
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
-
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
Abstract
The invention discloses a suspension seed coating agent containing fipronil and imidacloprid and its preparation method and use. The suspension seed coating agent mainly comprises active ingredients, auxiliary agents and other accessory materials. The active ingredients comprise phenylpyrazole bactericide fipronil and nicotine-type super efficient bactericide imidacloprid. The suspension seed coating agent and seeds are mixed in use. The suspension seed coating agent can prevent underground insects such as leaf beetles, wireworms and cutworms and aboveground insects such as aphids in a seedling stage, and has the advantages of good film forming ability, uniform coating, high suspension rate, safety, low toxicity and high prevention effects. Low temperature, heat storage stability and freezing-thawing alternative tests prove that the suspension seed coating agent does not produce obvious layering, has good dispersibility in water and has all indexes satisfying seed coating agent related standards. A field pesticide effect test result shows that the suspension seed coating agent has good prevention effects on corn grubs.
Description
Technical field
The present invention relates to technical field of pesticide preparations, a kind of containing ethiprole with the suspended seed coating of imidacloprid
Agent and preparation method and application.
Background technology
Ethiprole (fipronil), chemical name: (RS)-5-amino-1-(fluoro-p-toluene of 2,6-bis-chloro-a, a, a-tri-
Base)-4-trifluoromethyl sulfinyl pyrazole-3-nitrile, molecular formula: C12H4Cl2F6N4OS, is a kind of Phenylpyrazole insecticides, kills
Worm spectrum is wide, to insect based on stomach poison function, has concurrently and tags and certain systemic action, and its mechanism of action is to hinder insecticide
The chloride metabolism that γ-aminobutyric acid controls, therefore to weights such as aphid, leafhopper, plant hopper, lepidopterous larvae, flies and coleopteras
Insect is wanted to have the highest insecticidal activity, to crop without poisoning.This medicament can impose on soil, it is possible to foliar spray.Impose on soil energy
Effectively prevent and treat corn root leaf A, wireworm and cutworm.During foliage spray, diamondback moth, cabbage butterfly, rice thrips etc. all there is Gao Shui
Flat preventive effect, and the lasting period is long.
Imidacloprid (Imidacloprid), chemical name: 1-(6-chloro-3-pyridyl ylmethyl)-4,5-dihydro-N-nitro is sub-
Imidazolidine-2-base amine, imidacloprid is nicotinoids ultra high efficiency insecticide, and the acetylcholine acting on insect nerve system post-synapse is subject to
Body, model of action is unique, has superpower Uptake and translocation, is transmitted to rapidly each position, at soil after being absorbed by root system of plant
Good stability in earth, easily by adsorption by soil, dissolubility is little, and activity is high, can form the lasting period of overlength.Imidacloprid is as seed
When inorganic agent is applied on seed, is quickly absorbed by the seedling of root or just rudiment, and migrate to cotyledon and leaf portion, along micro-
Pipe card upwards conducts, and not only protects dispenser position, protects the overground part of plant at Seedling Stage simultaneously.Have wide spectrum, efficiently,
Low toxicity, low-residual, insect is not likely to produce resistance, to people, animal, plant and natural enemies security, and have tag, stomach toxicity and interior suction etc. multiple
Effect.Drug effect and temperature are proportionate, and temperature is high, good disinsection effect.Imidacloprid can stimulate plant growing simultaneously, has increase point
Tiller, strong sprout, production-increasing function.It is mainly used in preventing and treating sucking pest.
In the actual application of agricultural production, most of insects are short due to its breeding cycle, and easily develop immunity to drugs.For
Solving the resistance produced in cultural control, a kind of way is the new component with existing kind no interactions resistance that research and development make new advances, but
It is that the development cost of new effective ingredient is high, and the construction cycle is long, and is forever all less than insect and produces the speed of resistance；Its
His method such as crop structure adjustment, different pesticide rotations etc., during practical operation, be difficult to really play significantly effect
Really.The composition of different cultivars compounds, and can significantly improve the effect of actual preventing and treating, reduces the usage amount of pesticide, thus significantly
Delay the generation of pest resistance to insecticide, be one of the important means of integrated control insect.
Seed coating technology is grow up in traditional seed soaking or seed dressing technical foundation a kind of very universal
Seed treatment new technique.By being dried or the seed of moisture state, wrap by compositionss such as the pesticide containing binding agent or fertilizer
Wrapping up in, be allowed to outside seed form the protective layer having certain function with cladding intensity, this process is referred to as seed pelleting, wraps in kind
Combination material outside son is referred to as seed coat agent.Seed coat agent great advantage be can be formed outside seed one layer the thinnest
Film.Seed coat agent in soil imbibition and be not dissolved, it is allowed to seed normally germinates required moisture and air passes through, and institute
The materials such as the pesticide contained or seed manure can slowly discharge.So, seed coat agent has kills subterranean pest-insect, insect in seedling stage, prevents and treats seedling stage
Disease and systematicness disease, improve germination and survival rate, promotion seedling healthy growth, reduce the effects such as seed reason,
Reach preventing disease pest control, strong sprout of keeping a full stand of seedings, the purpose of raising yield eventually.
The present invention makes suspension seed-coating agent by compounding to ethiprole and imidacloprid, the own properties of product of preparation in formulation application
Good, on the basis of meeting GB and rower, have relatively strong in absorption, have stomach toxicity and action of contace poison concurrently, have higher preventive effect and
The longer lasting period.
Summary of the invention
It is an object of the present invention to provide a kind of seed treatment Pesticidal combination containing ethiprole and imidacloprid, this group
Notable synergistic is acted between the composition of compound.
Described Pesticidal combination is made up of ethiprole, imidacloprid, wherein the mass ratio of ethiprole and imidacloprid be 1:(1 ~
4), optimum ratio is 1:2, and concrete mass ratio can be 7:8,2:3,1:2,4:11,1:4.
It is a further object to provide a kind of containing ethiprole with the suspension seed-coating agent of imidacloprid, and preparation side
Method and as seed treatment application in terms of controlling crop diseases and insect pests.
Described containing fipronil and the suspension seed-coating agent of imidacloprid, it is characterised in that it is made up of following raw material:
Ethiprole 5 ~ 15%
Imidacloprid 10 ~ 25%
Wetting dispersing agent 2 ~ 10%
Film former 1 ~ 10%
Thickening agent 0.05 ~ 1%
Antifreezing agent 1 ~ 10%
Defoamer 0.1 ~ 3%
Warning coloration 0.1 ~ 3%
Water complements to 100%
Wherein in suspension seed-coating agent suspension particle diameter in 1 ~ 5 μm.
Currently preferred suspension seed-coating agent, it is made up of following raw materials according: ethiprole 5 ~ 15%, imidacloprid 10 ~ 25%,
Wetting agent 1 ~ 4%, dispersant 1 ~ 4%, film former 1 ~ 6%, thickening agent 0.05 ~ 1%, antifreezing agent 1 ~ 6%, defoamer 0.1 ~
0.5%, warning coloration 0.1 ~ 3%, water complements to 100%.
Suspension seed-coating agent of the present invention, wetting dispersing agent therein is: fatty alcohol-polyoxyethylene ether, Oleum Ricini polyoxy
Vinyl Ether nonionic emulsifier, nonionic hydroxyl poly-ethylene oxide block polymer, polycarboxylate family macromolecule dispersant, poly-
Acrylic copolymer dispersant, alkylphenol polyoxyethylene, alkylbenzene ether sulfonate, hydrophilic single comb-shaped polymer, alkyl
Aryl polychloroprene polyoxyethylene ether, calcium dodecyl benzene sulfonate, nonyl phenol formaldehyde resin polyoxyethylene ether, polyoxyethylene nonyl phenyl second
Alkene ether, alkylaryl polyoxyethylene ether phosphate, lignosulfonates, Negel, condensation compound of methyl naphthalene sulfonic acid and formaldehyde
Sulfate, naphthalene sulfonic acid-formaldehyde condensation product, methanonaphthalene sodium sulfonate dibutyl naphthalenesulfonic acid formaldehyde condensation products, N-Methyl fatty acyl group cattle
Sodium sulfonate, alkylphenol polyoxyethylene formaldehyde condensation products sulfate, polymerization of carboxylic acid sodium, alkylphenol polyoxyethylene phosphate ester, tea
Withered powder, Saponin, lignosulfite, aliphatic alcohol sulfate, dodecyl sodium sulfate, fatty acid amide-N methyl taurine sodium
Salt, polyoxyethylenated alcohol sodium sulfate, EO/PO block polymer, be purchased from the big Atlox of Britain's standing grain 4913, Atlas
G5002L, it is possible to be available from Ethylan 324 grade of Akzo Nobel, block polyether, alkylbenzene ether sulfonate, polyethers phosphoric acid
Ester, naphthalene sulphonate, polycarboxylate, the one or several in multi-styrene phenylate phosphate ester and fatty alcohol-polyoxyethylene ether
Kind.Above-mentioned wetting dispersing agent is all material well known in the art, can be obtained by various commercial channel.
Suspension seed-coating agent of the present invention, film former therein is: arabic gum, animal glue, pectin, Methyl cellulose
Element, ethyl cellulose, carboxymethyl cellulose, sodium alginate, polyvinyl alcohol, polyvinylpyrrolidone, Polyethylene Glycol, polyacrylamide
One or more in amine, polyvinyl acetate or sodium polyacrylate.
Suspension seed-coating agent of the present invention, thickening agent therein is: xanthan gum XG, aluminium-magnesium silicate, WJZ-04 or carboxylic first
Base sodium cellulosate.
Suspension seed-coating agent of the present invention, antifreezing agent therein is: propylene glycol, carbamide, glycerol or ethylene glycol；Froth breaking
Agent is: organosilicon AF-9903 or organic silicone 8431.
Suspension seed-coating agent of the present invention, coloring agent therein, also known as warning coloration, can improve making of suspension seed-coating agent
With safety, can be aqueous rhodo, acid rhodo, acid scarlet, Red-8110, Red-131 or FGR-131, permanent bordeaux, forever
Gu purple, during phthalein is dark green etc. one or more.
The preparation method of suspension seed-coating agent of the present invention, it is characterised in that carry out by the steps:
(1) by above-mentioned according to recipe requirements, by former medicine ethiprole and imidacloprid, wetting dispersing agent, antifreezing agent, defoamer and water mixing
Size mixing, pre-dispersed by high-shear emulsion machine；
(2) gained slurry being moved into sand milling tank, be passed through cooling water and carry out sand milling, the suspension particle diameter of sand milling to material is in 1～5 μm
After reaching more than 98%, filter, standby；
(3) thickening agent is configured to the aqueous solution of 1～2%, joins in the slurry after filtration, be eventually adding coloring agent, after debugging
Detection, qualified is finished product.
Suspension seed-coating agent prepared by the present invention is red flowable suspension, and low temperature, heat storage stability are qualified, heat storage
Resolution ratio is less than 5%, and suspensibility is more than 90%, and wet screening test is more than 98%, the meso-position radius D of granule50It it is 1 ~ 3 μm.
The present invention further discloses the suspension seed-coating agent containing ethiprole and imidacloprid for multiple kinds of crops seed
Application in terms of coating insect protected, multiple kinds of crops therein refer to Semen sojae atricolor, Semen arachidis hypogaeae, Cotton Gossypii, Oryza sativa L., Citrullus vulgaris, Brassica campestris L, Semen Tritici aestivi,
The seed treatment of corn crop.Insect protected aspect refers to: preventing and treating Gryllotalpa, Holotrichia diomphalia Bates, wireworm, cutworm, black cutworm underground evil
Worm, aphid, thrips agricultural pests.Particularly: anti-eliminate aphis, thrips agricultural pests.
Suspension seed-coating agent containing ethiprole and imidacloprid and preparation method and application is compared with prior art had
Have the active effect that
(1) suspension seed-coating agent of the present invention is compounding as effective ingredient using ethiprole and imidacloprid, has good film-forming property, coating
Uniformly, the advantage such as suspensibility height, safety and low toxicity, compared with ethiprole and imidacloprid single dose, its insecticidal effect significantly improves.With
Time can also improve the germination percentage of seed, compared with the seed of not coating, germination percentage can improve 3 ~ 7%.
(2) suspension seed-coating agent of the present invention is easy to use, when processing seed, both can dress seed by machinery, it is possible to artificial
Operation, can meet the different needs producing colony.
Detailed description of the invention
The embodiment of the invention discloses a kind of suspension seed-coating agent for seed treatment.Those skilled in the art can use for reference herein
Content, is suitably modified technological parameter and realizes.Special needs to be pointed out is, all similar replacements and change are to people in the art
Being apparent from for Yuan, they are considered as being included in the present invention.The product of the present invention is entered by preferred embodiment
Having gone description, product as herein described substantially can be changed in without departing from present invention, spirit and scope by related personnel
Dynamic or suitable change and combination, realize and apply the technology of the present invention.The present invention is raw materials used and reagent is commercially available.
In order to be further appreciated by the present invention, below in conjunction with embodiment, the present invention is described in detail.According to root of the present invention
According to d controlling object, a situation arises determines that suitable consumption, usual formulation rate are seed coat agents and the weight ratio of seed is 1:50 ~ 300.
Compositions suspension seed-coating agent proportioning of the present invention and corresponding formula specific embodiments are as follows:
Embodiment 1
The indoor joint toxicity of Semen Maydis anomala corpulenta larva is measured by 30% ethiprole and imidacloprid mixture.
1 test objective: to Semen Maydis Aerugo under this test determination ethiprole and imidacloprid single dose and different mixed ratio thereof
The joint toxicity of rutelian larva.
2 experimental conditions:
2.1 for examination worm kind: anomala corpulenta (Anomala corpulenta)2 instar larvaes.
2.2 reagent agents and proportioning
The 97.7% former medicine of ethiprole
The 97.6% former medicine of imidacloprid
Ethiprole imidacloprid-1#(ethiprole: imidacloprid=14.0:16.0)
Ethiprole imidacloprid-2#(ethiprole: imidacloprid=12.0:18.0)
Ethiprole imidacloprid-3#(ethiprole: imidacloprid=10.0:20.0)
Ethiprole imidacloprid-4#(ethiprole: imidacloprid=8.0:22.0)
Ethiprole imidacloprid-5#(ethiprole: imidacloprid=6.0:24.0)
Configuration proportion is mass ratio, takes appropriate former medicine respectively, prepares 5% ethiprole (acetone) and 2% imidacloprid (dichloromethane respectively
Alkane) mother solution, then with acetone, dichloromethane mixed solution (acetone: dichloromethane 1:2, V:V), five kinds of differences of preparation are joined respectively
5% ethiprole imidacloprid mother solution of ratio, then by the dilutest with the aqueous solution containing 0.1% tween 80 to each single dose and mixing mother solution
It is interpreted into the serial test liquid of 6 concentration with standby.
3 EXPERIMENTAL DESIGN
Use dip method to carry out Toxicity Determination, from the Holotrichia diomphalia Bates of taken outdoors, choose 2 instar larvaes that build is more consistent, often
Process 20.The examination worm that will be singled out is poured in strainer, immerses medicinal liquid and takes out after 5 seconds, is poured on filter paper, unnecessary to draw
Medicinal liquid, is then placed in diameter 20cm, plants in the nutritive cube having maize seedling, allows it naturally bury, and every concentration is repeated 4 times, with method with
Aqueous solution containing 0.1% tween 80 processes 4 alms bowls for comparison.Nutritive cube after process is placed in 26 DEG C, and relative humidity is 60 ± 10%,
10h illumination, in the temperature and humidity control incubator that 14h is dark, checks result, touches polypide with brush pen point after 48h, polypide is motionless or body
Body has been punctured into death.
With agricultural pests monitoring for resistance management system software (IRMS), calculate the virulence regression equation of each medicament, LC50、
LC90Value and confidence limit, correlation coefficient etc., and then calculate co-toxicity coefficient by Sun Yun Liubang's formula.It it is potentiation during CTC >=120；
It it is antagonism during CTC≤80；It is addition during 80 ＜ CTC ＜ 120.
4 results and analysis
4.1 5 kinds of ethiprole imidacloprid formula virulence to anomala corpulenta larva
5 kinds of formula and the single dose virulence (LC to Semen Maydis Holotrichia diomphalia Bates50And 95% confidence limit) size is followed successively by: ethiprole imidacloprid-
3#(75.8348 mg/kg, 63.2575 ~ 90.9129 mg/kg) > ethiprole imidacloprid-2#(89.9538 milligram/
Kilogram, 74.9700 ~ 107.9323 mg/kg) > ethiprole imidacloprid-1#(98.6835 mg/kg, 81.4325 ~
119.5165 mg/kg) > ethiprole imidacloprid-4#(115.8330 mg/kg, 96.4085 ~ 139.1713 milligrams/
Kilogram) > the 97.6% former medicine of imidacloprid (126.2984 mg/kg, 106.52325 ~ 149.7447 mg/kg) > ethiprole
Imidacloprid-5#(138.5385 mg/kg, 114.9064 ~ 167.0309 mg/kg) > the 97.7% former medicine of ethiprole
(333.9538 mg/kg, 272.5386 ~ 409.2088 mg/kg).
Can be seen that in 5 formula, the virulence of 1#, 2#, 3# and 4# formula is higher than two kinds of single doses, with the virulence of 3# formula
High；The virulence of No. 5 formula is less than single dose imidacloprid, but higher than single dose ethiprole.
Meanwhile, from the co-toxicity result of calculation of complex preparation: co-toxicity coefficient (CTC) size of 5 kinds of formula is successively
It is respectively as follows: 3#(210.0892) > 2#(168.3125) > 4#(145.1329) > 1#(146.2043) > 5#(128.4333).These are five years old
The CTC value planting formula is all higher than 120, shows as potentiation, and its nitrate enhancement is: 3#(1.10 times) > 2#(0.68 times) > 4#
(0.45 times) > 1#(0.46 times) > 5#(0.28 times), with 3# formula ethiprole: imidacloprid=10:20 is that potentiation amplitude is maximum, such as table
1。
The mixed virulence to Semen Maydis anomala corpulenta larva of table 1 ethiprole imidacloprid and co-toxicity coefficient
Embodiment 2:
14% ethiprole+16% imidacloprid suspension seed-coating agent
14% ethiprole+16% imidacloprid suspension seed-coating agent, its mass ratio is 7:8, nonionic hydroxyl polyethylene oxide block copolymerization
Thing 3%, alkylnaphthalene sulfonate formaldehyde condensation products 3%, sodium lignin sulfonate 1%, permanent bordeaux toner 2%, ethylene glycol 5%, xanthan gum
0.15%, preservative sodium benzoate 0.1%, Kazon 0.1%, defoamer AF-9903 0.3%, film former acrylate/acrylamide
Modified synthesis polymer 2%, deionized water supplies surplus.Will be except xanthan gum, ethylene glycol, its outside film former and part defoamer
Remaining composition mix homogeneously, carries out sand milling in water milling grinding machine, after its particle diameter reaches 3 ~ 5 μm, adds xanthan gum ethylene glycol molten
Liquid, and remaining film former and defoamer, fully shear mixing, i.e. obtain 14% ethiprole+16% imidacloprid suspension seed-coating agent.
Embodiment 3:
10% ethiprole+20% imidacloprid suspension seed-coating agent
10% ethiprole+20% imidacloprid suspension seed-coating agent, ethiprole and imidacloprid mass ratio are 1:2, aryl polyethers phosphate
Anionic dispersing agents A:2.00%；Anion aryl polyoxy alkylsurfuric acid salt B:2.00%；Low hlb emulsifying agent C:0.50%；
The Sulfonates anion wetting agent D:1.00% of wide spectrum；Ethylene glycol: 5.00%；Acrylate/acrylic amide modified synthesized polymer
Thing: 2.00%；Kazon: 0.13%；Sodium benzoate: 0.10%；Modified xantham gum: 0.15%；Permanent bordeaux toner: 2.00%, water is supplied
To 100.00%.Will be except xanthan gum, ethylene glycol, remaining the composition mix homogeneously outside film former and part defoamer, through water mill sand milling
Machine carries out sand milling, after its particle diameter reaches 3 ~ 5 μm, adds xanthan gum ethylene glycol solution, and remaining film former and froth breaking
Agent, fully shears mixing, i.e. obtains 10% ethiprole+20% imidacloprid suspension seed-coating agent.
Embodiment 4:
12% ethiprole+18% imidacloprid suspension seed-coating agent
12% ethiprole+18% imidacloprid suspension seed-coating agent, ethiprole and imidacloprid mass ratio are 2:3, EO:PO block polymer
2%, may be from the Ethylan NS-500lq of Akzo Nobel, alkylnaphthalene sulfonate formaldehyde condensation products 2%, sodium lignin sulfonate
1%, ethylene glycol: 5.00%；Acrylate/acrylic amide modified synthetic polymer: 2.00%；Kazon: 0.13%；Sodium benzoate:
0.10%；Modified xantham gum: 0.15%；Permanent bordeaux toner: 2.00%, water complements to 100.00%.With embodiment 2, will be except xanthan
Remaining composition mix homogeneously outside glue, ethylene glycol, film former and part defoamer, carries out sand milling, when it in water milling grinding machine
After particle diameter reaches 3 ~ 5 μm, add xanthan gum ethylene glycol solution, and remaining film former and defoamer, fully shear mixing, i.e.
Obtain 12% ethiprole+18% imidacloprid suspension seed-coating agent.
Embodiment 5:
8% ethiprole+22% imidacloprid suspension seed-coating agent
8% ethiprole+22% imidacloprid suspension seed-coating agent, ethiprole and imidacloprid mass ratio are 4:11, the hydrophilic comb of weak anionic
Shaped polymer 5%, EO:PO block polymer 2%, sodium lignin sulfonate 1.0%, ethylene glycol: 5.00%；Acrylate/acrylamide
Modified synthesis polymer: 2.00%；Kazon: 0.13%；Sodium benzoate: 0.10%；Modified xantham gum: 0.15%；Permanent bordeaux toner:
2.00%, water complements to 100.00%.Will be except xanthan gum, ethylene glycol, remaining composition mixing outside film former and part defoamer is all
Even, in water milling grinding machine, carry out sand milling, after its particle diameter reaches 3 ~ 5 μm, add xanthan gum ethylene glycol solution, and remaining
Film former and defoamer, fully shear mixing, i.e. obtains 8% ethiprole+22% imidacloprid suspension seed-coating agent.
Embodiment 6:
6% ethiprole+24% imidacloprid suspension seed-coating agent
6% ethiprole+24% imidacloprid suspension seed-coating agent, ethiprole and imidacloprid mass ratio are 1:4, polyether phosphate 3%, alkyl
Phenylate sulfonate 3%, ethylene glycol: 5.00%；Acrylate/acrylic amide modified synthetic polymer: 2.00%；Kazon: 0.13%；
Sodium benzoate: 0.10%；Modified xantham gum: 0.15%；Permanent bordeaux toner: 2.00%, water complements to 100.00%.Will except xanthan gum,
Remaining composition mix homogeneously outside ethylene glycol, film former and part defoamer, carries out sand milling, when its particle diameter in water milling grinding machine
After reaching 3 ~ 5 μm, add xanthan gum ethylene glycol solution, and remaining film former and defoamer, fully shear mixing, i.e. obtain
6% ethiprole+24% imidacloprid suspension seed-coating agent.
The effect experimental of the present invention uses indoor germination rate to measure its safety in utilization, and outdoor field test measures its insect protected effect
Really, specific embodiment is as follows:
Embodiment 7
The mensuration of corn germination rate
1 test objective: by indoor germination test determination 10% ethiprole+20% imidacloprid suspension seed-coating agent to corn germination rate
Impact with germinating energy
2 experimental conditions
2.1 subjects and the selection of kind
Subjects: Semen Maydis, kind is single No. 7 of Ji.
2.2 environmental conditions: indoor germination rate measures researches and develops room in factory of plant protection product responsibility company limited of Tianjin Chinese nation
Carry out in laboratory.
3 EXPERIMENTAL DESIGN and arrangement
3.1 medicament
Test medicine: 10% ethiprole+20% imidacloprid suspension seed-coating agent.
Comparison medicament: 5% ethiprole seed treatment suspending agent (Shanggezhilu Biosciences Co., Ltd., Shaanxi's product), 600
Grams per liter imidacloprid suspension seed-coating agent, Bayer Cropscience (Chinese) company limited product.
3.2 tests process and design:
Table 2
Seed dressing: the most selected full seed, each processes and puts in training culture dish after weighing up according to table 2 pharmacopoeia ratio, covers training
Supporting ware lid, shake up, make the abundant coating of seed, dark place is dried standby.
Test uses wet husky ware method, often processes and is taken separated from 100 full seeds, carries out germination test in culturing room,
25 DEG C of constant temperature culture, 7d surveys germination percentage, investigates and calculate germination percentage and germinating energy, and each process sets 10 repetitions.
4 result of the tests are expressed as
Table 3 Semen Maydis indoor germination rate
From table 3 it can be seen that the corn seed germination rate that 10% ethiprole+20% imidacloprid suspension seed-coating agent routine dose processes exists
96% ~ 98.67%, identical with blank germination percentage under 400 grams/double centner seed, 500 grams/double centner seed treatment dosage,
Even above space management, hence it is evident that higher than two comparison medicaments, it is seen that seed is sent out by 10% ethiprole+20% imidacloprid suspension seed-coating agent
Bud does not has harmful effect, and has certain facilitation under doses to corn seed germination.
Embodiment 8
The mensuration of wheat germination rate
1 test objective: by indoor germination test determination 8% ethiprole+22% imidacloprid suspension seed-coating agent to wheat germination rate and
The impact of germinating energy
2 experimental conditions
2.1 subjects and the selection of kind
Subjects: Semen Tritici aestivi, kind is many wheats No. 1.
2.2 environmental conditions: indoor germination rate measures at plant protection product responsibility company limited of Tianjin Chinese nation title test base
Ground is carried out.
3 EXPERIMENTAL DESIGN and arrangement
3.1 medicament
Test medicine: 8% ethiprole+22% imidacloprid suspension seed-coating agent
Comparison medicament: 42% fluorine nitrile imidacloprid suspension seed-coating agent (the famous-brand and high-quality shield of commodity, Shandong Zhaofengnian Bio-Technology Co., Ltd.
Produce)
3.2 tests process and design:
Table 4 Semen Tritici aestivi indoor germination rate and the design of germinating energy pharmacy test
Seed dressing: the most selected full seed, each processes and puts in training culture dish after weighing up according to table 3 pharmacopoeia ratio, covers training
Supporting ware lid, shake up, make the abundant coating of seed, dark place is dried standby.
Test uses wet husky ware method, often processes and is taken separated from 100 full seeds, carries out germination test in culturing room,
25 DEG C of constant temperature culture, 5d surveys germination percentage, investigates and calculate germination percentage and germinating energy, and each process sets 10 repetitions.
4 result of the tests are expressed as
Table 5 Semen Tritici aestivi indoor germination rate and germinating energy
As shown in Table 5,8% ethiprole+22% 150 grams/double centner of imidacloprid suspension seed-coating agent, 200 grams/double centner, 350 grams/
The corn seed germination rate of double centner seed treatment is respectively 99%, 99.3%, 98.5%, and space management germination percentage is 99%, comparison
The germination percentage of 200 grams/double centner of medicament is 98%, and between each process, difference is notable, 8% ethiprole+22% imidacloprid suspended seed coating
Wheat seed germinating is had no adverse effects by agent.
Embodiment 9
The mensuration of Semen arachidis hypogaeae germination percentage
1 test objective: by indoor germination test determination 12% ethiprole+18% imidacloprid suspension seed-coating agent to Semen arachidis hypogaeae germination percentage
Impact with germinating energy.
2 experimental conditions
2.1 subjects and the selection of kind
Subjects: Semen arachidis hypogaeae, kind is great white shark 1016.
2.2 environmental conditions: indoor germination rate measures and carries out in Tianjin academy of agricultural sciences laboratory.
3 EXPERIMENTAL DESIGN and arrangement
3.1 medicament
Test medicine: 12% ethiprole+18% imidacloprid suspension seed-coating agent
Comparison medicament: 600 grams per liter imidacloprid suspension seed-coating agents, Bayer Cropscience (Chinese) company limited product.
3.2 tests process and design:
Table 6 Semen arachidis hypogaeae indoor germination rate and the design of germinating energy pharmacy test
Seed dressing: the most selected full seed, each processes and puts in training culture dish after weighing up according to table 6 pharmacopoeia ratio, covers training
Supporting ware lid, shake up, make the abundant coating of seed, dark place is dried standby.
Test uses wet husky ware method, often processes and is taken separated from 100 full seeds, carries out germination test in culturing room,
25 DEG C of constant temperature culture, 15d surveys germination percentage, investigates and calculate germination percentage and germinating energy, and each process sets 10 repetitions.
4 result of the tests are expressed as
Table 7 Semen arachidis hypogaeae indoor germination rate
As shown in Table 7,12% ethiprole+18% 333.3 grams/double centner of imidacloprid suspension seed-coating agent, 500 grams/double centner,
666.7 grams/double centner processes the germination percentage of peanut seed and is respectively 97.67%, 98.33%, 97%, and the germination percentage of blank is
98%, the germination percentage of comparison medicament is 97%, and between each process, difference is the most notable, it is seen then that 12% ethiprole+18% imidacloprid suspended seed coating
Peanut seed is germinateed and has no adverse effects by agent.
Embodiment 10
The field efficacy of 10% ethiprole+20% imidacloprid suspension seed-coating agent preventing and treating Semen Maydis Holotrichia diomphalia Bates
1 test objective: the field control effectiveness test of 10% ethiprole+20% imidacloprid suspension seed-coating agent preventing and treating Semen Maydis Holotrichia diomphalia Bates, clearly should
The preparation prevention effect to field Maize Seedling Holotrichia diomphalia Bates.
2 experimental conditions
2.1, trial crops, object and Fruit variety
Subjects: Holotrichia diomphalia Bates, chafer larva, with Holotrichia parallela, anomala corpulenta and North China, big black cheek Gold Testudinis is as sociales
Group, accounts for 90%.
Trial crops: Semen Maydis, kind is east abundant 108
2.2 environmental condition
It is experimental field Innovation Base corn trials field, Wuqing, Tianjin, outdoor cropping.
3 EXPERIMENTAL DESIGN and arrangement
3.1 medicament
Test medicine: 10% ethiprole+20% imidacloprid suspension seed-coating agent
Comparison medicament: 5% ethiprole seed treatment suspending agent (Shanggezhilu Biosciences Co., Ltd., Shaanxi's product), 600 grams/
Rise imidacloprid suspension seed-coating agent, Bayer Cropscience (Chinese) company limited product.
3.2 test method
As shown in table 8, dosage carries out Dressing, and heap is sowed after vexed 24 hours, plot area 20 square metres, 4 weights of each process
Multiple, community processes random distribution, 20 days investigation Scarabaeiform borer populations alive and the growth of cereal crop seedlings after neat Seedling.
The field efficacy design of table 8 10% ethiprole+20% imidacloprid suspension seed-coating agent preventing and treating Semen Maydis Holotrichia diomphalia Bates
4 investigation methods and drug effect computational methods
4.1 investigation method
Vermins-proof effect: after neat Seedling the 20th day, takes 5 points at random in every community " Z " font, every some 50cm × 50cm, degree of depth 30cm,
Subterranean pest-insect value volume and range of product in investigation soil sample of cutting the earth respectively, calculates vermins-proof effect；
Prevention effect: randomly select 5 points, the strain of every sampling point 30, duplicate rows investigation total sample size 250 strain in the middle part of every community, add up quilt
Evil strain number, calculates prevention effect.
4.2 drug effect computational methods
" the pesticide field efficacy medicine test criterion " issued according to General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
(2), drug effect is calculated by formula formula:
5 results and analysis
Insect test result under table 9 10% ethiprole+20% imidacloprid suspension seed-coating agent preventing and treating milpa
Use Deng Kenshi duncan's new multiple range method (DMRT) that test data is analyzed.
Randomly selecting sampling point investigation before sowing, each community, field subterranean pest-insect kind mostly is Holotrichia diomphalia Bates, i.e. the big Gold Testudinis in North China, dark
Dark fund Testudinis larva；And each sampling point population number is more uniform, difference is little.After Qi Miao 20 days, 10% ethiprole+20% imidacloprid suspended
Semen Maydis Holotrichia diomphalia Bates is had by each dosage of the field efficacy 100 grams ~ 200 grams/double centner seed Dressing of seed coat agent preventing and treating Semen Maydis Holotrichia diomphalia Bates
Preferably insecticidal effect, can effectively control the generation of Semen Maydis subterranean pest-insect and cause harm.Wherein process 200 grams/100,000 with high dose
Gram seed Dressing effect is best, and vermins-proof effect reaches 90.91%, is significantly better than in test medicine, low dosage processes and comparison
The prevention effect of medicament respective handling.
Investigate killed strain number the same period to show, the field of 10% ethiprole+20% imidacloprid suspension seed-coating agent preventing and treating Semen Maydis Holotrichia diomphalia Bates
The each dosage of drug effect 100 grams ~ 200 grams/double centner seed Dressing is respectively 67.88% to the seedling protecting effect of Semen Maydis, 74.95%,
81.20%；Wherein high dose processes and compares medicament 5% ethiprole seed treatment suspending agent and 600 grams per liter imidacloprid suspended seed coatings
The effect no significant difference of agent respective handling, pole is significantly better than wherein, low dosage processes the prevention effect dressed seed.30% fluorine worm
The preventing and treating of each dosage of nitrile imidacloprid suspension seed-coating agent 100 grams ~ 200 grams/double centner seed seed dressing preventing and treating Semen Maydis Holotrichia diomphalia Bates is preferable,
After Qi Miao, 20 days its vermins-proof effects reach more than 83%, and seedling protecting effect reaches 75%-81%.
Embodiment 11
The field control effectiveness test of 8% ethiprole+22% imidacloprid suspension seed-coating agent preventing and treating wheat aphid
1 test objective: the field control effectiveness test of 8% ethiprole+22% imidacloprid suspension seed-coating agent preventing and treating wheat aphid, clearly should
The preparation prevention effect to field wheat aphid in seedling stage.
2 experimental conditions
2.1 trial crops, object and Fruit variety subjects: aphid (includes grain aphid Sitobion avenae
(Fabricius), green bugs Schizaphis graminum etc.
Trial crops: Semen Tritici aestivi, kind is Jimai 22.
2.2 environmental condition
In being experimental field the height village, Laiwu City Laicheng district, Shandong Province man's Wei of subdistrict office low-lying area village school wheatland.
3 EXPERIMENTAL DESIGN and arrangement
3.1 medicament
Test medicine: 8% ethiprole+22% imidacloprid suspension seed-coating agent
Comparison medicament: 600 grams per liter imidacloprid suspension seed-coating agents, Bayer Cropscience (Chinese) company limited product.
3.2 test method
Carrying out sowing after Dressing dries in the shade by dosage as shown in the table, plot area 40 square metres, each process repeats for 4 times,
Community processes random distribution.
The field control effectiveness test design of table 10 8% ethiprole+22% imidacloprid suspension seed-coating agent preventing and treating wheat aphid
4 investigation methods and drug effect computational methods
4.1 investigation method
Wheat aphid big generation early stage, institutes an inquiry aphid number, investigated, every 5 days, once survive borer population, altogether investigation 5 later
Secondary.The most every community uses 5 samplings, every 5 strain Semen Tritici aestivis, labelling 25 strain altogether of every community, records survival aphid number.
4.2 drug effect computational methods
Add up according to medicine inspecting institute of the Ministry of Agriculture " pesticide field efficacy medicine test criterion " method.
Prevention effect (%) calculates with worm decline rate (%) of living, it may be assumed that
5 results and analysis
Table 11 8% ethiprole+22% imidacloprid suspension seed-coating agent preventing and treating wheat aphid field control effectiveness test result of the test
Use Deng Kenshi duncan's new multiple range method (DMRT) that test data is analyzed.
As seen from the experiment, reagent agent 8% ethiprole+22% imidacloprid suspension seed-coating agent seed pelleting preventing and treating Semen Tritici aestivi
Aphid, aphid big generation early stage is to investigation in latter 20 days, the prevention effect of its effective ingredient consumption 500 grams/double centner seed treatment
For 85.07%-76.23%, general effect is better than compareing medicament 600 grams per liter imidacloprid suspension seed-coating agent agent effective ingredient consumption 240
Gram/prevention effect of double centner seed treatment；The prevention effect of its effective ingredient consumption 400 grams/double centner seed treatment is
80.60%-68.42%, general effect with to compare medicament 600 grams per liter imidacloprid suspension seed-coating agent effect close, zero difference；It has
The prevention effect of effect Ingredient Amount 300 grams/double centner seed treatment is 73.13%-60.18%, and general effect is worse than comparison medicament
600 grams per liter imidacloprid suspension seed-coating agent effects.
To sum up, reagent agent 8% ethiprole+22% imidacloprid suspension seed-coating agent is preferable to the lasting effect of wheat aphid.And
To Semen Tritici aestivi safety, on its growth not impact.
Claims (9)
1. containing ethiprole and a seed treatment Pesticidal combination for imidacloprid, said composition by ethiprole, imidacloprid group
Becoming, wherein the mass ratio of ethiprole and imidacloprid is 1:1 ~ 4.
2. the compositions described in claim 1, wherein the mass ratio of ethiprole and imidacloprid is 1:1 ~ 2.
3. one kind contains ethiprole and the suspension seed-coating agent of imidacloprid, it is characterised in that it is made up of (w/ w) following raw material:
Ethiprole 5 ~ 15%
Imidacloprid 10 ~ 30%
Wetting dispersing agent 2 ~ 10%
Film former 1 ~ 10%
Thickening agent 0.05 ~ 1%
Antifreezing agent 1 ~ 10%
Defoamer 0.1 ~ 3%
Coloring agent 0.1 ~ 3%
Water complements to 100%
In suspension seed-coating agent, suspension particle diameter is in 1 ~ 5 μm.
4. the suspension seed-coating agent described in claim 3, it is characterised in that it is made up of following raw material:
Ethiprole: 5.00% ~ 15.00%；
Imidacloprid: 10.00% ~ 30.00%；
Wetting dispersing agent 3.00% ~ 8.00%,
Ethylene glycol: 5.00%；
Acrylate/acrylic amide modified synthetic polymer: 2.00%；
Kazon: 0.10%；
Sodium benzoate: 0.10%；
Modified xantham gum: 0.15%；
Permanent bordeaux toner: 2.00%,
Water complements to 100.00%.
5. suspension seed-coating agent described in any one of claim 3-4, wetting dispersing agent therein is: alkylaryl polychloroprene polyoxy
Vinyl Ether, multi-styrene phenylate phosphate ester, calcium lignosulfonate, alkylaryl polyoxyethylene ether phosphate, aryl polyethers phosphorus
Hydrochlorate anionic dispersing agents, anion aryl polyoxy alkyl sulfate, EO-PO block copolymer, low hlb emulsifying agent, wide spectrum
Sulfonates anion wetting agent in one or more；
Described film former is: acrylate synthetic polymer, acrylate/phenylethylene synthetic, acrylate/acryloyl
One in amine modified synthesis polymer, polyvinylpyrrolidone, poly-(methyl) acrylic acid derivative and polyhydric alcohol polymer or
Multiple；
Described thickening agent is: xanthan gum, aluminium-magnesium silicate, white carbon or sodium carboxymethyl cellulose；
Described antifreezing agent is: glycerol, ethylene glycol or carbamide；Defoamer is: organic silicone 8431 or organic silicon defoamer AF-
9903；Described warning coloration material is permanent bordeaux F4R.
6. containing ethiprole and the preparation method of the suspension seed-coating agent of imidacloprid described in claim 3, it is characterised in that by as follows
Step carry out
(1) by above-mentioned according to recipe requirements, by former medicine ethiprole and imidacloprid, wetting dispersing agent, coloring agent, antifreezing agent, defoamer
And water mixing size mixing, pre-dispersed by high-shear emulsion machine；
(2) gained slurry being moved into sand milling tank, be passed through cooling water and carry out sand milling, the suspension particle diameter of sand milling to material is in 2～5 μm
After reaching more than 98%, filtering, slurry is standby；
(3) thickening agent be configured to 1～2% aqueous solution join in the slurry after filtration together with film former, examine after debugging
Survey, qualified be finished product.
7. the suspension seed-coating agent containing ethiprole and imidacloprid described in any one of claim 3-4 is being prevented and treated as seed treatment
Application in terms of multiple kinds of crops pest and disease damage, multiple kinds of crops therein refers to Semen sojae atricolor, Semen arachidis hypogaeae, Cotton Gossypii, Oryza sativa L., Citrullus vulgaris, oil
Dish, Semen Tritici aestivi, corn crop.
8. the application described in claim 7, insect protected aspect therein refers to: preventing and treating Gryllotalpa, Holotrichia diomphalia Bates, wireworm, cutworm, little
Cutworm subterranean pest-insect, aphid, thrips agricultural pests.
9. the application described in claim 8, insect protected aspect therein refers to: anti-eliminate aphis, thrips agricultural pests.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106614752A (en) * | 2016-11-14 | 2017-05-10 | 东莞市联洲知识产权运营管理有限公司 | Peanut seed coating agent and preparation method thereof |
| CN112385649A (en) * | 2019-08-16 | 2021-02-23 | 南京科翼新材料有限公司 | Efficient auxiliary agent suitable for pesticide suspension seed coating agent and application method thereof |
| CN113115672A (en) * | 2021-04-12 | 2021-07-16 | 吉林农业科技学院 | Method for preventing and controlling underground pests based on water-soluble membrane-released mite and bacterium complex |
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| CN1308862A (en) * | 2000-02-16 | 2001-08-22 | 四川省农业科学院植物保护研究所 | Pesticide for preventing and eliminating pests including rice stem maggot |
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| US5952358A (en) * | 1995-01-30 | 1999-09-14 | Rhone-Poulenc Agrochimie | Insecticidal combinations including an insecticide from the chloronicotinyl family and an insecticide having a pyrazole, pyrrole or phenylimidazole group |
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| CN106614752A (en) * | 2016-11-14 | 2017-05-10 | 东莞市联洲知识产权运营管理有限公司 | Peanut seed coating agent and preparation method thereof |
| CN112385649A (en) * | 2019-08-16 | 2021-02-23 | 南京科翼新材料有限公司 | Efficient auxiliary agent suitable for pesticide suspension seed coating agent and application method thereof |
| CN113115672A (en) * | 2021-04-12 | 2021-07-16 | 吉林农业科技学院 | Method for preventing and controlling underground pests based on water-soluble membrane-released mite and bacterium complex |
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