CN114831129A - Pesticide composition and suspended seed coating agent thereof - Google Patents

Pesticide composition and suspended seed coating agent thereof Download PDF

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Publication number
CN114831129A
CN114831129A CN202210546330.5A CN202210546330A CN114831129A CN 114831129 A CN114831129 A CN 114831129A CN 202210546330 A CN202210546330 A CN 202210546330A CN 114831129 A CN114831129 A CN 114831129A
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parts
agent
seed coating
fluazinam
ipconazole
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CN114831129B (en
Inventor
张超
王毅
郑向辉
王政
王礼伟
李玲
熊天宝
安理
陈蔓
李斌
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Anhui Fengle Agrochemical Co Ltd
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Anhui Fengle Agrochemical Co Ltd
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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
    • A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
    • A01N43/647—Triazoles; Hydrogenated triazoles
    • A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • A01C1/06—Coating or dressing seed
    • 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
    • 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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  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Environmental Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Soil Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a pesticide composition and a suspended seed coating thereof, wherein the pesticide composition comprises ipconazole, fluazinam and clothianidin, and the mass ratio of the ipconazole to the fluazinam to the clothianidin is 5-16: 2-7: 3-7. The suspended seed coating comprises the pesticide composition and auxiliary materials; wherein the pesticide composition accounts for 10-30% of the total mass of the suspended seed coating. The pesticide composition contains three effective components of ipconazole, fluazinam and clothianidin, and the three effective components have systemic property and good compatibility, can kill both diseases and pests and have good pesticide effect on the bacteria and pests on the underground and ground; furthermore, the suspension seed coating agent can solve the problems of poor pest control effect, high use cost and serious pollution in the prior production, and can treat seeds with high efficiency, low toxicity and environmental protection, thereby obviously preventing and treating crop diseases of cereal crops and preventing and killing crop pests. In addition, the suspension seed coating agent has the functions of promoting the growth and development of crop roots, rooting and strengthening seedlings and improving the survival rate.

Description

Pesticide composition and suspended seed coating agent thereof
Technical Field
The invention belongs to the technical field of chemical pesticides, and particularly relates to a pesticide composition containing ipconazole, fluazinam and clothianidin, and a suspended seed coating agent containing the pesticide composition.
Background
In agricultural production, pathogens carried by seeds, pathogens in soil, airborne pathogens and insect pests in seedling stage and the like often cause crop diseases and insect pests, and even crop particles are not harvested in severe cases, so that the condition becomes a main limiting factor of agricultural production. In order to protect seedlings, people increase the seeding quantity, and the measures waste seeds and cannot eliminate diseases and pests. The seed treatment technology has come to bear in the face of these problems and shows unique advantages. The generalized seed treatment refers to an economic, simple and effective method for comprehensively controlling the diseases and insect pests of crop seedlings by carrying out different treatments on seeds before the pesticide crop is sowed so as to improve the sowing quality of the seeds, ensure the uniform germination of the seeds, the strong and healthy production of seedlings or accelerate the development of the seedlings, make the crops mature in advance and increase the yield, or change the appearance and the amount of the seeds so as to facilitate the sowing or soaking or dressing the seeds with a medicament to prevent the diseases and insect pests, wherein the chemical method for treating the seeds is a common method for disease control.
Cereal crops are crops for which the purpose of cultivation is to harvest crop grains. The method is divided into 2 types of wheat crops and non-wheat crops (such as rice, corn and the like), the sowing area of the cereal crops accounts for 65-70% of the total sowing area of the crops every year in China, and common crop diseases such as blight, damping-off, verticillium wilt, damping-off, sheath blight, seedling rot and the like seriously affect the yield of the cereal crops, so the method is particularly important for preventing and treating the crop diseases. In addition, crop pests such as black cutworms, mole crickets, grubs, thrips and the like are seriously damaged, so that a large number of seedlings are often damaged, the field is lack of seedlings and monopoly is caused, and the yield is seriously reduced. At present, most pesticide preparations only have single efficacy, and no effective pesticide composition capable of killing both diseases and pests exists.
Disclosure of Invention
In view of the above, the present invention needs to provide a pesticide composition, which contains three active ingredients, namely ipconazole, fluazinam and clothianidin, wherein the three active ingredients have systemic property and good compatibility, can achieve double killing of diseases and pests, and has good pesticide effect on bacteria and pests on underground and overground.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a pesticide composition, which comprises ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is (5-16): 2-7: 3-7.
In a further scheme, the mass ratio of the ipconazole to the fluazinam to the clothianidin is 10-16: 5-7: 5-7.
The invention further provides a suspended seed coating agent, which comprises the pesticide composition and auxiliary materials; wherein the pesticide composition accounts for 10-30% of the total mass of the suspended seed coating.
In a further scheme, the auxiliary materials comprise at least one of a dispersing agent, an antifreezing agent, an anticaking agent, a suspending agent, a film forming agent, a mildew preventive, a pH regulator, a coloring agent and a filler.
In a further scheme, the suspended seed coating comprises the following components in parts by mass: 5-16 parts of ipconazole, 2-7 parts of fluazinam, 3-7 parts of clothianidin, 2-50 parts of dispersing agent, 1-5 parts of antifreezing agent, 0.1-4 parts of anticaking agent, 0.1-6 parts of suspending agent, 0.1-3 parts of film forming agent, 0.1-3 parts of mildew preventive, 0.1-5 parts of pH regulator, 0.5-5 parts of colorant, 1-10 parts of filler and 10-80 parts of deionized water.
The invention further provides a preparation method of the suspended seed coating, which comprises the following steps:
mixing the pesticide composition and auxiliary materials except the suspending agent, and uniformly stirring to obtain premixed slurry;
fully emulsifying and dispersing under the conditions of sealing and pressurizing to ensure that the premixed slurry is uniform and refined;
and mixing and grinding the refined slurry and the suspending agent, discharging, sieving, and subpackaging to obtain a magenta flowable suspension liquid, thereby obtaining the suspended seed coating agent.
In a further scheme, the suspended seed coating comprises the following components in parts by mass: 5-16 parts of ipconazole, 2-7 parts of fluazinam, 3-7 parts of clothianidin, 2-50 parts of dispersing agent, 1-5 parts of antifreezing agent, 0.1-4 parts of anticaking agent, 0.1-6 parts of suspending agent, 0.1-3 parts of film forming agent, 0.1-3 parts of mildew preventive, 0.1-5 parts of pH regulator, 0.5-5 parts of colorant, 1-10 parts of filler and 10-80 parts of deionized water.
In a further scheme, the preparation of the premixed slurry specifically comprises the following steps: adding powder raw materials of ipconazole, fluazinam, clothianidin, a filler, a coloring agent and an anticaking agent into a homogenizer filled with deionized water, mixing for 20-40min, sequentially adding a liquid raw material dispersing agent, a film forming agent, an antifreezing agent, a preservative and a pH regulator, and mixing for 10-15min to form premixed slurry.
The invention further discloses the application of the suspended seed coating agent or the suspended seed coating agent prepared by the preparation method in coating and seed dressing before planting of soybean, peanut, wheat, peanut, corn and sorghum.
The invention further discloses the application of the suspended seed coating agent or the suspended seed coating agent prepared by the preparation method in controlling the crop diseases of cereal crops or controlling crop pests; preferably, the crop disease comprises blight, damping off, verticillium wilt, damping-off, sheath blight, seedling rot, sclerotinia sclerotiorum, blight, dry rot, scab, sclerotium soft rot, seedling blight, stem blight or leaf blight; the crop pests include cutworms, mole crickets, grubs, thrips, plant hoppers or aphids. The invention has the following beneficial effects:
the pesticide composition provided by the invention contains three effective components of ipconazole, fluazinam and clothianidin, and the three effective components have systemic property and good compatibility, can kill both diseases and pests by ternary compounding, and has good pesticide effect on underground and overground pathogenic and pests.
The suspension seed coating agent provided by the invention can solve the problems of poor pest control effect, high use cost and serious pollution in the current production, and can treat seeds with high efficiency, low toxicity and environmental protection. The coating can be used for dressing seeds before planting of soybean, peanut, wheat, peanut, corn, sorghum and the like, thereby obviously preventing and controlling crop diseases of cereal crops and preventing and killing crop pests. In addition, the suspension seed coating agent has the functions of promoting the growth and development of crop roots, rooting and strengthening seedlings and improving the survival rate.
Detailed Description
The following detailed description of the embodiments of the present invention is provided for illustration only and should not be construed as limiting the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The invention provides a pesticide composition, which comprises ipconazole, fluazinam and clothianidin in a mass ratio of 5-16: 2-7: 3-7, preferably 10-16: 5-7: 5-7, more preferably 16: 7: 7.
ipconazole (CAS number: 125225-28-7) is a triazole fungicide and has the following structural formula:
Figure BDA0003652796790000031
the ipconazole serving as a broad-spectrum systemic fungicide has the effects of systemic conduction and contact protection activity, has the characteristics of low dosage, high activity, safety to monocotyledon and gemini crops and the like, and has the functions of systemic, protection and treatment. The bactericidal composition is widely used for controlling seed diseases of rice and other crops, and has better control effects on rice bakanae disease, flax spot disease and rice blast at present.
Fluazinam (CAS number: 79622-59-6) having the following structural formula:
Figure BDA0003652796790000032
it is a heterocyclic bactericide and protective bactericide, and is effective on Neurospora, Staphylotrichum (especially resistant to benzimidazole and dicarboximide), Phytophthora, Plasmopara, Sclerotinia, and Asteria nigricans. The composition is used for preventing and treating epidemic diseases on potatoes and hot peppers, and has long lasting period; can also be used for preventing and treating rice damping-off caused by clubroot and rhizopus of Cruciferae plants, and also has mite-controlling effect.
Clothianidin (CAS number: 210880-92-5), which is a nicotine insecticide and has the following structural formula:
Figure BDA0003652796790000041
it has the features of broad spectrum, low toxicity, high efficiency, etc. and has similar action to nicotinic acetylcholine receptor, contact poisoning, stomach poisoning and systemic activity. The pesticide is mainly used for preventing and controlling hemiptera, coleopteran, dipteran and certain lepidopteran pests such as aphids, leafhoppers, thrips, plant hoppers and the like on rice, vegetables, fruit trees and other crops, has the advantages of high efficiency, broad spectrum, low dosage, low toxicity, long efficacy duration, no phytotoxicity to the crops, safe use, no cross resistance with conventional pesticides and the like, and has excellent systemic and osmotic effects. The pesticide has novel and special structure and more excellent performance compared with the traditional nicotine pesticide, and is widely used for preventing and controlling homoptera on rice, fruit trees, vegetables, tea, cotton and other crops at present, and mainly used for preventing and controlling pests such as thrips, coleoptera, certain lepidoptera and the like.
According to the invention, the three medicaments are compounded, so that the compound pesticide can be surprisingly found to have good control and prevention effects on crop diseases and crop pests.
The invention provides a suspended seed coating agent in a second aspect, which comprises the pesticide composition in the first aspect of the invention and auxiliary materials; wherein the pesticide composition accounts for 5-35% of the total mass of the suspended seed coating, and preferably 10-30%.
The auxiliary materials in the suspended seed coating agent can be selected according to actual conditions, are not particularly limited, and can be at least one selected from dispersing agents, antifreezing agents, anti-caking agents, suspending agents, film forming agents, mildew inhibitors, pH regulators, coloring agents and fillers. The specific components of each adjuvant are not particularly limited, and may be selected from conventional components in the art, and the dispersant may be at least one selected from phosphate, lignosulfonate, benzenesulfonate, alkylphenol polyoxyethylene ether methyl ether condensate sulfate, alkyl sulfonate calcium salt, naphthalene sulfonic acid formaldehyde condensate sodium salt, alkylphenol polyoxyethylene, fatty acid polyoxyethylene ester, fatty amine polyoxyethylene ether, and glycerin fatty acid ester polyoxyethylene ether; the mildew preventive can be at least one selected from benzisothiazolinone, sodium benzoate, sorbic acid and propyl polyhydroxy benzoate; the pH regulator can be at least one selected from sodium hydroxide, ammonia water, acetic acid, hydrochloric acid, citric acid and phosphoric acid; the coloring agent is a warning color, and can be acid red or acid red B; the antifreeze can be at least one selected from ethylene glycol, propylene glycol, glycerol, propylene glycol, polyethylene glycol, sorbitol and urea; the anticaking agent can be at least one selected from sodium aluminosilicate, tricalcium phosphate and silicon dioxide; the film forming agent can be selected from at least one of polyvinyl alcohol, polyester vinyl ester and modified starch. The filler can be at least one selected from kaolin, diatomite, bentonite, attapulgite, starch and light calcium carbonate. It is to be understood that the above-mentioned adjuvants suitable for use in the present invention are not limited to the above-mentioned examples, and adjuvants conventionally used in the art for suspending seed coatings may be used in the present invention.
In one or more embodiments of the present invention, the suspended seed coating agent is a water-based suspended seed coating agent, and the water-based suspended seed coating agent comprises the following specific components, by mass: 5-16 parts of ipconazole, 2-7 parts of fluazinam, 3-7 parts of clothianidin, 2-50 parts of dispersing agent, 1-5 parts of antifreezing agent, 0.1-4 parts of anticaking agent, 0.1-6 parts of suspending agent, 0.1-3 parts of film forming agent, 0.1-3 parts of mildew preventive, 0.1-5 parts of pH regulator, 0.5-5 parts of colorant, 1-10 parts of filler and 10-80 parts of deionized water.
The invention provides a preparation method of a suspended seed coating agent in a third aspect, which comprises the following steps:
mixing the pesticide composition according to the first aspect of the invention and auxiliary materials except for the suspending agent and uniformly stirring to obtain premixed slurry;
fully emulsifying and dispersing under the conditions of sealing and pressurizing, preferably grinding in a kettle at the rotating speed of 3000r/min, and adding zirconium beads with the mass 1.5 times that of the premix into the kettle to ensure that the premix slurry is uniform and refined;
and mixing and grinding the refined slurry and the suspending agent, discharging, sieving, and subpackaging to obtain a magenta flowable suspension liquid, thereby obtaining the suspended seed coating agent.
Preferably, the composition of the suspended seed coating is the same as that of the second aspect of the present invention, and is not specifically described herein.
Further, the preparation of the premixed slurry specifically comprises the following steps: adding powder raw materials of ipconazole, fluazinam, clothianidin, a filler, a coloring agent and an anticaking agent into a homogenizer filled with deionized water, mixing for 20-40min, sequentially adding a liquid raw material dispersing agent, a film forming agent, an antifreeze agent, a preservative and a pH regulator, and mixing for 10-15min to form premixed slurry.
The invention further provides the application of the suspended seed coating agent in the first aspect of the invention or the suspended seed coating agent prepared by the preparation method in the second aspect of the invention in pre-planting coating seed dressing of soybean, peanut, wheat, peanut, corn and sorghum.
In addition, the invention also discloses application of the suspension seed coating agent in preventing and controlling crop diseases of cereal crops or preventing and controlling crop pests. Wherein the crop diseases comprise blight, damping-off, verticillium wilt, damping-off, banded sclerotial blight, rice seedling rot, sclerotinia sclerotiorum, blight, dry rot, scab, sclerotinia soft rot, seedling blight, stem blight or leaf blight; the crop pests include cutworms, mole crickets, grubs, thrips, plant hoppers or aphids.
The suspension seed coating agent has wide application range, high efficiency, low toxicity and environmental protection, can solve the problems of no obvious agent for preventing a large number of plant diseases and insect pests, high use cost, serious pollution and the like in the prior production, can promote the growth and development of crop roots, take roots and strengthen seedlings, improves the survival rate and has obvious effect.
The present invention is illustrated below by way of specific examples, which are intended to be illustrative only and not to limit the scope of the present invention in any way, and reagents and materials used therein are commercially available, unless otherwise specified, and conditions or steps thereof are not specifically described.
Ipconazole, purchased from Zhengxing sourced Fine chemical Co., Ltd, Hubei;
fluazinam available from Tianjin Skikai chemical technology Co Ltd
Clothianidin available from Jiangsu New agro-chemical industries, Ltd
Example 110% ipconazole, fluazinam, clothianidin suspension seed coating agent
The raw materials mainly comprise: 5g of ipconazole, 2g of fluazinam, 3g of clothianidin, 8g of sodium lignosulfonate as a dispersing agent, 2g of ethylene glycol as an antifreezing agent, 3g of sodium silicoaluminate as an anticaking agent, 4g of white carbon black as a suspending agent, 5g of polyvinyl alcohol as a film forming agent, 2g of sodium benzoate as an mildewproof agent, 1g of acid scarlet as a coloring agent, acetic acid as a pH regulator and 1g of attapulgite as a filler, and the balance of deionized water is added to 100 g. The composition comprises the effective components of ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 5: 2: 3.
the preparation method comprises the following steps:
adding ipconazole, fluazinam, clothianidin, a filler, a coloring agent and an anticaking agent into a homogenizer filled with deionized water, mixing for 30min, sequentially adding a dispersing agent, a film forming agent, an antifreezing agent, a mildew preventive and a pH regulator, and mixing for 10-15min to form premixed slurry;
extracting the premixed slurry into a high-shear emulsifying disperser, and fully emulsifying and dispersing under the closed and pressurized conditions to make the premixed slurry more uniform and refined; pumping the slurry into a ball mill through a pipeline and an isolation pump, adding a suspending agent, grinding for 2-3 times, and discharging;
sieving, packaging to obtain crimson flowable suspension, weighing, and packaging to obtain the final product.
Example 215% ipconazole-fluazinam-clothianidin suspension seed coating agent
The raw materials comprise: 7g of ipconazole, 4g of fluazinam technical material, 4g of clothianidin technical material, 8g of sodium lignosulfonate as a dispersing agent, 2g of ethylene glycol as an antifreezing agent, 2g of sodium aluminosilicate as an anticaking agent, 0.15g of xanthan gum as a suspending agent, 5g of polyvinyl alcohol as a film forming agent, 1g of sodium benzoate as an mildewproof agent, 1g of acid scarlet as a coloring agent, 3g of kaolin as a filler and acetic acid as a pH regulator, and the balance of deionized water is up to 100 g. The composition comprises the effective components of ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 7: 4: 4.
the preparation method is the same as example 1.
Example 320% ipconazole, fluazinam, clothianidin suspension seed coating agent
The raw materials comprise: 10g of ipconazole, 5g of fluazinam technical material, 5g of clothianidin technical material, 8.5g of sodium lignosulfonate as a dispersing agent, 2.5g of ethylene glycol as an antifreezing agent, 1g of sodium aluminosilicate as an anticaking agent, 0.2g of xanthan gum as a suspending agent, 6g of polyvinyl alcohol as a film forming agent, 1.5g of sodium benzoate as an mildewproof agent, 1g of acid scarlet as a coloring agent, 5g of light calcium carbonate as a filler and acetic acid as a pH regulator, wherein the deionized water is used for supplementing to 100 g. The composition comprises the effective components of ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 10: 5: 5.
the preparation method is the same as example 1.
Example 425% ipconazole, fluazinam, clothianidin suspension seed coating agent
The raw materials comprise: 13g of ipconazole, 6g of fluazinam technical material, 6g of clothianidin technical material, 8g of sodium lignosulfonate as a dispersing agent, 2g of ethylene glycol as an antifreezing agent, 2g of sodium aluminosilicate as an anticaking agent, 0.15g of xanthan gum as a suspending agent, 6g of polyvinyl alcohol as a film forming agent, 1g of sodium benzoate as an mildewproof agent, 1g of acid scarlet as a coloring agent, 7g of bentonite as a filler, and acetic acid as a pH regulator, wherein the amount of deionized water is up to 100 g. The composition comprises the effective components of ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 13: 6: 6.
the preparation method is the same as example 1.
Example 530% ipconazole-fluazinam-clothianidin suspension seed coating agent
The raw materials comprise: 16g of ipconazole, 7g of fluazinam technical, 7g of clothianidin technical, 10g of sodium lignosulfonate as a dispersing agent, 2g of ethylene glycol as an antifreezing agent, 3g of sodium aluminosilicate as an anticaking agent, 0.2g of xanthan gum as a suspending agent, 8g of polyvinyl alcohol as a film forming agent, 1.5g of sodium benzoate as an anti-mildew agent, 1g of acid scarlet as a coloring agent, 10g of diatomite as a filler and acetic acid as a pH regulator, wherein the amount of the acetic acid is supplemented to 100g by deionized water. The composition comprises the effective components of ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 16: 7: 7.
the preparation method is the same as example 1.
Through detection and analysis and indoor coating of peanuts, corns and the like, the finished product prepared by the experimental example has the characteristics of high suspension rate, no layering, low coating falling rate and long lasting period.
Test example
First, test materials
The tested peanut variety is 'flower cultivation 22';
the test agents were the ipconazole-fluazinam-clothianidin suspension seed coating agents prepared in examples 1 to 5.
Second, test method
1. The test was carried out in the village of Rezhai county Zhengyang city, Tokyo shop, Henan province in 2021, and the seeding conditions were as follows: random block arrangement is adopted, 3 times of repetition are carried out, and the area of a cell is 12m 2 . The number of seeds in each group is equal, and 200 peanut seeds are planted respectively. The coating proportion, namely the seed ratio of the medicines is 1:90, the peanuts are coated and sown in 2021 years in 25 days 3 and 25 months, the row spacing of the sowing is 30 cm, the sowing distance is 20 cm, and 10 treatments are respectively set:
treatment 1: no coating treatment, as a blank (CK 1);
treatment 2-6: the ipconazole-fluazinam-clothianidin suspension seed coating agent coating in the embodiment 1 to 5;
and (7) treatment: 25% of ipconazole suspension seed coating agent;
and (4) treatment 8: 500g/L fluazinam suspension seed coating agent
And (4) treatment: and (3) coating with 30% of suspended seed coating agent of ipconazole and fluazinam.
And (4) treatment 10: 8% clothianidin suspension seed coating agent coating.
2. Survey item
And (3) drug effect investigation: three surveys in total
First investigation: investigation of disease seedling rate of peanut seedling stage root rot (2021 year 4 month 25 days)
And (4) second investigation: investigating the worm rate of grubs in the peanut seedling stage (2021 year 4 month 25 days)
And (3) third investigation: investigating the incidence of root rot in the adult period of peanuts (7 months and 25 days in 2021)
(1) And (3) peanut seedling stage: investigating the disease seedling rate of peanut seedling root rot and the pest seedling rate of peanuts with grubs;
Figure BDA0003652796790000081
Figure BDA0003652796790000082
(2) the adult-plant period of the peanuts: the incidence of root rot was investigated. Investigating the disease degree of 3 diseases of peanut root rot, damping off and bacterial wilt in a grading way;
Figure BDA0003652796790000083
Figure BDA0003652796790000084
Figure BDA0003652796790000085
third, test results and analysis
TABLE 1 prevention of root rot of peanut in seedling stage by treating peanut with different seed coating agents
Figure BDA0003652796790000091
As can be seen from the experimental results in the above table 1, the seedling rate of the peanut root rot treated by the ipconazole-fluazinam-clothianidin suspension seed coating agent obtained in the examples 1-5 is significantly less than that of the blank control, the prevention effect on the peanut root rot is 74.29% -91.57%, the prevention effect on the root rot is significantly higher than that of the control agent 25% and 61.85% of the ipconazole-fluazinam suspension seed coating agent and the prevention effect on the root rot of 500g/L fluazinam suspension seed coating agent is 65.94%. Wherein the peanut root rot seedling rate of the 30% ipconazole, fluazinam and clothianidin suspension seed coating for coating treatment is the lowest, 1.01%, and the prevention effect is as high as 91.57%.
TABLE 2 control of grubs in peanut seedling stage by treatment of peanut seeds with different seed coating agents
Figure BDA0003652796790000092
From the experimental results in the above table 2, it can be seen that the seedling rates of the ipconazole-fluazinam-clothianidin suspension seed coating agents obtained in the examples 1-5 on the peanut grubs in the seedling stage are all significantly smaller than those of the blank control, the control effect on the peanut grubs is 80.34% -96.16%, which is significantly higher than that of the control agent 8% clothianidin suspension seed coating agent on the peanut grubs by 64.36%, that of the 25% ipconazole-fluazinam suspension seed coating agent on the peanut grubs by 14.29% and that of the 500g/L fluazinam suspension seed coating agent on the peanut grubs by 9.91%. Wherein the seeding rate of 30 percent of the ipconazole, fluazinam and clothianidin suspension seed coating agent to the grubs in the peanut seedling stage is the lowest, the seeding rate is 0.5 percent, and the control efficiency is as high as 96.16 percent.
TABLE 3 preventive effect of different seed coating agents on root rot of peanut in adult-plant period
Figure BDA0003652796790000101
As can be seen from the experimental results in the above table 3, the seedling rate of the ipconazole, fluazinam and clothianidin suspension seed coating agent for treating peanut root rot in the peanut plant stage examples 1-5 is significantly less than that of the blank control, the control effect on the peanut root rot is 71.42% -91.92%, the control effect on the root rot is significantly higher than that of the control agent 25% and the control effect of the ipconazole suspension seed coating agent for treating peanut root rot is 59.62% and the control effect of the 500g/L fluazinam suspension seed coating agent for treating peanut root rot is 63.42%. Wherein the peanut root rot seedling rate of the 30% ipconazole, fluazinam and clothianidin suspension seed coating for coating treatment is the lowest, 1.02%, and the control efficiency is as high as 91.92%.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. The pesticide composition is characterized by comprising ipconazole, fluazinam and clothianidin, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 5-16: 2-7: 3-7.
2. The pesticide composition as claimed in claim 1, wherein the mass ratio of the ipconazole to the fluazinam to the clothianidin is 10-16: 5-7: 5-7.
3. A suspended seed coating, which is characterized by comprising the pesticide composition as claimed in claim 1 or 2 and auxiliary materials; wherein the pesticide composition accounts for 10-30% of the total mass of the suspended seed coating.
4. The suspended seed coating of claim 3, wherein the adjuvants comprise at least one of dispersants, antifreeze, anticaking agents, suspending agents, film formers, mildewcides, pH adjusters, colorants, fillers.
5. The suspended seed coating of claim 4, which comprises the following components in parts by mass: 5-16 parts of ipconazole, 2-7 parts of fluazinam, 3-7 parts of clothianidin, 2-50 parts of dispersing agent, 1-5 parts of antifreezing agent, 0.1-4 parts of anticaking agent, 0.1-6 parts of suspending agent, 0.1-3 parts of film forming agent, 0.1-3 parts of mildew preventive, 0.1-5 parts of pH regulator, 0.5-5 parts of coloring agent, 1-10 parts of filler and 10-80 parts of deionized water.
6. The preparation method of the suspended seed coating agent is characterized by comprising the following steps:
mixing the pesticide composition as claimed in claim 1 or 2 and auxiliary materials except the suspending agent and uniformly stirring to obtain premixed slurry;
fully emulsifying and dispersing under the conditions of sealing and pressurizing to ensure that the premixed slurry is uniform and refined;
and mixing and grinding the refined slurry and the suspending agent, discharging, sieving, and subpackaging to obtain a magenta flowable suspension liquid, thereby obtaining the suspended seed coating agent.
7. The preparation method of claim 6, wherein the suspended seed coating agent comprises the following components in parts by mass: 5-16 parts of ipconazole, 2-7 parts of fluazinam, 3-7 parts of clothianidin, 2-50 parts of dispersing agent, 1-5 parts of antifreezing agent, 0.1-4 parts of anticaking agent, 0.1-6 parts of suspending agent, 0.1-3 parts of film forming agent, 0.1-3 parts of mildew preventive, 0.1-5 parts of pH regulator, 0.5-5 parts of colorant, 1-10 parts of filler and 10-80 parts of deionized water.
8. The preparation method according to claim 7, wherein the preparation of the premixed slurry comprises: adding powder raw materials of ipconazole, fluazinam, clothianidin, a filler, a coloring agent and an anticaking agent into a homogenizer filled with deionized water, mixing for 20-40min, sequentially adding a liquid raw material dispersing agent, a film forming agent, an antifreezing agent, a preservative and a pH regulator, and mixing for 10-15min to form premixed slurry.
9. Use of the suspended seed coating of any one of claims 3 to 5 or the suspended seed coating prepared by the preparation method of any one of claims 6 to 8 for pre-planting coating seed dressing of soybean, peanut, wheat, peanut, corn, sorghum.
10. Use of a suspended seed coating according to any one of claims 3 to 5 or of a suspended seed coating obtained by the process according to any one of claims 6 to 8 for controlling crop diseases in cereal crops or for controlling crop pests; preferably, the crop disease comprises blight, damping off, verticillium wilt, damping-off, sheath blight, seedling rot, sclerotinia sclerotiorum, blight, dry rot, scab, sclerotium soft rot, seedling blight, stem blight or leaf blight; the crop pests include cutworms, mole crickets, grubs, thrips, plant hoppers or aphids.
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CN112674108A (en) * 2021-01-08 2021-04-20 河南美一稼农业科技有限公司 Compound seed coating agent
CN113812418A (en) * 2021-04-22 2021-12-21 中土化工（安徽）有限公司 Seed treatment agent containing clothianidin, fludioxonil and ipconazole and application thereof

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CN101969779A (en) * 2007-12-20 2011-02-09 拜尔农作物科学股份公司 Pesticidal compound mixtures comprising clothianidin and ipconazole
CN103891754A (en) * 2014-04-11 2014-07-02 柳州市惠农化工有限公司 Pesticide composition containing clothianidin and fluazinam and preparation method and use thereof
CN112674108A (en) * 2021-01-08 2021-04-20 河南美一稼农业科技有限公司 Compound seed coating agent
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