WO2020246332A1 - Procédé de protection de graines de maïs ou de corps de plants de maïs cultivés à partir de graines de maïs contre les arthropodes nuisibles - Google Patents

Procédé de protection de graines de maïs ou de corps de plants de maïs cultivés à partir de graines de maïs contre les arthropodes nuisibles Download PDF

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WO2020246332A1
WO2020246332A1 PCT/JP2020/020862 JP2020020862W WO2020246332A1 WO 2020246332 A1 WO2020246332 A1 WO 2020246332A1 JP 2020020862 W JP2020020862 W JP 2020020862W WO 2020246332 A1 WO2020246332 A1 WO 2020246332A1
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Prior art keywords
corn
seeds
group
maize
compound
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PCT/JP2020/020862
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English (en)
Japanese (ja)
Inventor
由直 定
啓登 四宮
智史 渡邊
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住友化学株式会社
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Publication of WO2020246332A1 publication Critical patent/WO2020246332A1/fr

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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
    • 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
    • A01N43/60—1,4-Diazines; Hydrogenated 1,4-diazines
    • 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
    • A01N47/40—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 a double or triple bond to nitrogen, e.g. cyanates, cyanamides
    • 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
    • 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
    • A01C1/08—Immunising seed

Definitions

  • the present invention relates to a method for protecting maize seeds or maize plants grown from maize seeds from harmful arthropods.
  • Patent Document 1 various methods are known as methods for protecting seeds or plants grown from seeds from harmful arthropods (for example, Patent Document 1 and Non-Patent Document 1).
  • the present invention has an excellent maize protection effect by combining applying a composition containing a specific insecticidal compound to a groove in the soil and sowing seeds treated with the specific insecticidal compound into the groove. The purpose is to provide a way to give.
  • the present inventor treats with an agrochemical composition containing one or more insecticidal compounds selected from group X or one or more insecticidal compounds selected from group X in advance.
  • the combination of sowing the corn seeds in the soil ditch and applying a pesticide composition containing a specific insecticidal compound to the ditch can provide an excellent crop protection effect on corn.
  • the present invention provides the following aspects [1] to [10], but is not limited thereto.
  • a step including applying a pesticide composition containing hereinafter, referred to as “the present composition” in the present specification
  • Step C) A method for protecting a maize seed or a maize plant grown from the maize seed from harmful arthropods, which comprises a step of closing the groove (hereinafter, referred to as “the method of the present invention” in the present specification).
  • Group X clothianidin, imidacloprid, thiacloprid, thiamethoxam, and formula (1): A group consisting of the compounds indicated by.
  • Corn seeds having at least one or more insecticidal compounds selected from Group X retained on the surface were coated with a pesticide composition containing one or more insecticidal compounds selected from Group X. The method according to [1], which is a seed.
  • Corn seeds having at least one or more insecticidal compounds selected from Group X retained on the surface are coated with a composition containing the insecticidal compounds at least 80% or more of the total surface area of the maize seeds. The method according to any one of [1] and [2].
  • step B The method according to any one of [1] to [4], wherein the application rate of the compound represented by (1) is 25 to 200 g per hectare.
  • step B the total amount of one or more insecticidal compounds selected from the group X held in the corn seeds placed in the groove per unit area, and the above formula applied to the groove ( The method according to any one of [1] to [5], wherein the weight ratio of the compound of 1) to the application rate is 1: 300 to 10: 1.
  • step B the total amount of the holding amount of one or more insecticidal compounds selected from the group X held in the corn seed and the application amount of the compound of the formula (1) applied to the groove.
  • the pesticide composition containing one or more insecticides selected from Group X is a granule, a liquid, a wettable powder, an emulsion, an emulsion, a saspo emulsion, an oil or a flowable agent.
  • the present invention provides an excellent method for controlling harmful arthropods and protecting maize seeds or maize plants grown from corn seeds from harmful arthropods.
  • the method of protecting maize seeds or maize plants grown from maize seeds from harmful arthropods Step A) Step of forming a groove in the soil; Step B) In the groove formed in the above step, corn seeds having at least one or more insecticidal compounds selected from Group X retained on the surface are placed, and the following formula (1): A step comprising applying a pesticide composition containing the compound indicated by; Step C) The step of closing the groove; Group X: clothianidin, imidacloprid, thiacloprid, thiamethoxam, and formula (1): Group consisting of compounds indicated by, including.
  • the shape of the groove formed in the soil in step A is not particularly limited, but usually it may be a linear groove having a V-shaped cross section.
  • the depth of the ditch can be appropriately changed depending on the variety of corn to be cultivated, the soil conditions of the cultivation place, the cultivation conditions, the weather conditions, and the like. For example, when corn is usually cultivated, it is usually 1 to 10 cm, preferably 2 to 8 cm, and more preferably 2 to 6 cm.
  • the groove is usually formed by using agricultural machinery such as a hoe, or by a groove-making part attached to a seeder towed by a tractor.
  • Examples of such groove-growing parts include a plowshare groover (ploughshare driller) and a disk-type groover (disk driller).
  • step B corn seeds are laid with at least one or more insecticidal compounds selected from group X (hereinafter referred to as "the present insecticidal compound X" in the present specification) retained on the surface.
  • the application of the pesticide composition (the present composition) containing the compound represented by the formula (1) (the present compound (1)) may be carried out at the same time or separately.
  • the composition may be applied to the ditch after the corn seeds are placed in the ditch, or the corn seeds may be applied to the ditch after the composition is applied to the ditch.
  • One or more insecticidal compounds selected from Group X include clothianidin, imidacloprid, thiacloprid, thiamethoxam, and the following formula: Examples thereof include at least one compound selected from the group X consisting of the compounds represented by, preferably the present compound (I).
  • Crossianidin is a known compound and is described, for example, on page 229 of "The Pesticide Manual-17th edition (BCPC); ISBN 978-1-901396-88-1".
  • Crossianidin can be obtained from commercially available formulations or by production by known methods.
  • Imidacloprid is a known compound and is described, for example, on page 629 of "The Pesticide Manual-17th edition (BCPC); ISBN 978-1-901396-88-1”.
  • Imidacloprid can be obtained from commercially available formulations or by production by known methods.
  • Thiacloprid is a known compound and is described, for example, on page 1090 of "The Pesticide Manual-17th edition (BCPC); ISBN 978-1-901396-88-1".
  • Thiacloprid can be obtained from commercially available formulations or by production by known methods.
  • Thiamethoxam is a known compound and is described, for example, on page 1092 of "The Pesticide Manual-17th edition (BCPC); ISBN 978-1-901396-88-1".
  • Thiamethoxam can be obtained from commercially available formulations or by production by known methods.
  • the present compound (1) is disclosed as "Compound 5 of the present invention" in International Publication No. 2017/065228, and can be produced, for example, according to the method described in Production Example 10 of International Publication No. 2017/065228. it can.
  • the seed obtained by retaining at least one of the present insecticidal compound X on the surface means a corn seed previously treated with at least one of the present insecticidal compound X, which is such a treatment. It is obtained by treating the seeds which have not been subjected to the above with a composition containing at least one of the present insecticidal compounds X (the present composition X).
  • the composition X is a wettable powder, granulated water, obtained by mixing an appropriate solid carrier or liquid carrier with the insecticidal compound X, and adding a surfactant or other formulation auxiliary as necessary. Refers to those formulated into Japanese agents, flowable agents, powders, etc.
  • the present composition X is usually used by mixing with a binder. Further, the present composition X may contain a binder. Examples of the composition X containing the binder include a flowable agent (FS: Flowable concentrate for seed treatment) dedicated to seed treatment.
  • FS flowable agent
  • an adhesive substance that does not have a phytotoxic effect on corn seeds is used. Specifically, it contains polyvinyl acetate, polyvinyl alcohol, ethyl cellulose, methyl cellulose, hydroxymethyl cellulose, hydroxypropyl cellulose, cellulose containing carboxymethyl cellulose, polyvinylpyrrolidone, starch, modified starch, dextrin, maltodextrin, alginate and chitosan. At least one selected from the group consisting of sugars, proteins containing gelatin and zein, gum arabic, shellac, calcium lignosulfonate, and methacrylicamide monomers can be used.
  • the amount of binder is usually 0.00005-5%, preferably 0.0001-1% by weight of corn seeds. More preferably, it is in the range of 0.0005 to 0.5%.
  • the seed treatment method examples include smear treatment, dipping treatment, powder coating treatment, pellet treatment and the like.
  • the smear treatment is a method in which the present composition X is mixed with a binder if necessary, further diluted with water if necessary, smeared on the seeds, and dried.
  • the dipping treatment is a method in which the seeds are dipped in a liquid obtained by mixing the composition X with a binder, if necessary, and further diluting with water, if necessary, and drying the seeds.
  • the powder coating treatment is a method in which the present composition X is mixed with a binder if necessary, and if necessary, the solid present composition X processed into a powder is attached to the seeds and dried.
  • the pellet treatment is a method in which the present composition X is mixed with a binder if necessary, and if necessary, the solid present composition X processed into a powder is attached to the seeds, molded into a pellet and dried.
  • the seed thus obtained is a seed coated with the present composition X.
  • seeds can be used immediately after being treated with the present composition X, but seeds that have been treated for one day or more are usually used. Retaining at least on the surface means that the insecticidal compound X includes not only the retention form attached to the seed surface but also the retention form infiltrating from the seed surface to the inside of the seed.
  • the coating refers not only to a state in which the seed surface is completely covered, but also to a state in which the present composition X is attached to a part of the surface of the seed. Therefore, the entire surface of the seed does not necessarily have to be covered. Usually, at least 70% or more of the total surface area of the seed is covered. In particular, it is preferable that at least 80% or more of the total surface area of the seed is covered, and even more preferably at least 90% or more of the total surface area of the seed is covered. Generally, when seeds are treated with pesticides or the like, the adhesion of pesticides or the like to the seeds can be confirmed by adding a pigment to the pesticides or the like.
  • the pigment is formed on the seed surface by, for example, image analysis.
  • the ratio of retention of the pesticidal compound X to the total surface area of the seed can be derived based on the ratio of the area to which the plant is attached.
  • pigments examples include red pigments, blue pigments, green pigments, yellow pigments, and the like. Specific examples thereof include monazole red, cyanine green, Prussian blue, and brilliant blue.
  • the treatment amount of the insecticidal compound X in the present invention varies depending on the variety of corn to be treated, the formulation form, the treatment method, etc., but the treatment depends on the adhesion rate of the insecticidal compound X to the seeds at the time of treatment. The amount may be adjusted.
  • the amount of the insecticidal compound X retained in the seeds in the present embodiment can be appropriately changed depending on the corn variety, cultivation conditions, weather conditions, etc., but is usually 0.03 to 7 g per kilogram of seeds, preferably 0.03 to 7 g. It is 0.4 to 5 g.
  • Examples of the method of placing seeds in the ditch in step B include a method of placing seeds manually and a method of using a manual or mechanical seeder. In the case of large-scale cultivation, a seeder is used. Is preferable.
  • the amount of seeds sown in step B is usually 10 to 30 kg per hectare.
  • step B the compound contained in the agrochemical composition applied to the groove includes the present compound (1).
  • composition containing the present compound (1) used in the present embodiment may be the present compound (1) itself, but is usually mixed with a suitable solid carrier or liquid carrier and is required.
  • Surfactants and other formulation aids are added accordingly and formulated into any dosage form such as granules, wettable powders, emulsions, emulsions, saspo emulsions, oils or flowables. is there.
  • Solid carriers used in formulation include, for example, clay, kaolin, talc, bentonite, sericite, sulfur, activated charcoal, calcium carbonate, diatomaceous earth, quartz, pumice, solution right, sepiolite, sepiolite, and canlan.
  • Natural or synthetic minerals such as stones, pyrolites, horned stones, feldspars, silica, alumina, vermiculite and pearlite, elastoma, plastics, ceramics, metals, shavings, corn cobs, coconut shells and tobacco stems. Granules can be mentioned.
  • liquid carrier examples include water, xylene, methanol, butanol, pentanol, benzyl alcohol, cyclohexanone, gamma-butyrolactone, N-methyl-pyrrolidone, N-octyl-pyrrolidone, glycol diacetate, glycols, and fatty acid dimethylamides. , Fatty acids and fatty acid esters. Further, two or more kinds of liquid carriers can be mixed and used.
  • the surfactant include nonionic surfactants, cationic surfactants, anionic surfactants and amphoteric surfactants, and one or more of these are used.
  • Surfactants used include, for example, alkyl sulfates, alkyl sulfates, alkyl sulfonates, alkylaryl sulfonates, lignosulfonates, naphthalene sulfonates, phenol sulfonates, dibutylnaphthalene sulfonic acids.
  • Examples thereof include salts, aliphatic alcohol sulfates, fatty acid alkylaryl ethers and their polyoxyethylene compounds, polyethylene glycol ethers, polyethylene glycol fatty acid esters, polyhydric alcohol esters, sugar alcohol derivatives and silicone-based surfactants.
  • examples of other pharmaceutical auxiliary agents include emulsifiers, dispersants, defoamers, stabilizers, preservatives, thickeners, moisturizers, adhesives, colorants and the like.
  • the content of the compound (1) in the composition applied in step B is usually 0.005 to 75% by weight, preferably 0.01 to 50%, based on 100% by weight of the composition. ..
  • the composition applied in step B is a microcapsule, a wettable powder, an emulsion, an emulsion, a microemulsion, a saspo emulsion, an oil, a flowable agent or a dry flowable agent, it is dispersed in water.
  • the obtained aqueous dispersion is used for application to the groove.
  • the content of the compound (1) in the composition is usually 0.1 to 50% by weight, preferably 1 to 40% by weight, based on 100% by weight of the composition.
  • the application rate of the aqueous dispersion in step B can be appropriately changed depending on the subsequent cultivation conditions, weather conditions, etc.
  • the aqueous dispersion can be applied to 1 hectare of soil in which grooves are formed.
  • the amount is usually 10 to 1000 liters, preferably 50 to 500 liters, and more preferably 50 to 300 liters.
  • the method of applying the aqueous dispersion in step B is not particularly limited as long as it can be applied to the groove, and spraying, drip or irrigation is particularly preferable.
  • the present composition applied in step B is a granule, it is usually applied as it is without dilution.
  • the present composition is a granule, it can take the form of a fine granule, a macro granule, a fine granule, or the like by changing its particle size.
  • the content of the compound (1) in the granules is usually 0.01 to 20% by weight, preferably 0.05 to 10% by weight, more preferably 0.1 to 5% by weight, based on 100% by weight of the composition. By weight%.
  • the method of applying the granules in the step B is not particularly limited as long as it can be applied to the groove, and examples thereof include a method of applying by hand and a method of applying by using a manual or mechanical seeder. In the case of large-scale cultivation, it is preferable to use a seeder.
  • the amount of the present compound (1) applied in the step B can be appropriately changed depending on the subsequent cultivation conditions of corn crops, weather conditions, etc., but is usually 25 to 200 g, preferably 25 to 200 g, per hectare of soil in which the ditch is formed. It is 75 to 150 g.
  • step B the total amount of one or more of the insecticidal compounds selected from group X held in the grooved seeds per unit area and the application rate of the compound (1) applied to the groove.
  • step C there is a method of using a farming tool such as a hoe or a method of pulling the soil beside the groove and closing it by using a groove closing part attached to the seeder.
  • a farming tool such as a hoe or a method of pulling the soil beside the groove and closing it by using a groove closing part attached to the seeder.
  • step A is followed by step B and then step C. Further, a series of steps from step A to step B to step C may be continuously carried out by using a seeder or the like.
  • corn crops to which the invention is applicable are usually not limited to those of a particular variety, but include, for example, dent corn, sweet corn, popcorn, flint corn, waxy corn, or soft corn, preferably. Dent corn can be mentioned.
  • the above-mentioned maize also includes plants to which one or more useful traits have been imparted by classical breeding methods or genetic recombination techniques, and stack varieties obtained by crossing them.
  • Useful traits include, for example, herbicide resistance, pest resistance, disease resistance, stress resistance, and quality improvement of fatty acid residue composition-modified crops of fats and oils.
  • Examples of the above-mentioned corn include genetically modified crops on the electronic information site (http://www.isaa.org/) of the International Agribio Corporation (INTERNATINAL SERVICE for the ACQUISITION of AGRI-BIOTECH APPLICATIONS, ISAAA). Examples include corn listed in the registration database (GMAPPROVALDATABASE). More specifically, for example, herbicide-resistant maize, pest-resistant maize, disease-resistant maize and the like can be mentioned.
  • Herbicide-tolerant corn produced by gene recombination technology is, for example, an acetolactic synthase (hereinafter abbreviated as ALS) inhibitor such as a sulfonylurea herbicide such as tiffensulfuronmethyl; 5-enolpyl such as glyphosate.
  • ALS acetolactic synthase
  • Glyphosate herbicide-tolerant corn is, for example, "Roundup Ready (TM) Maize", “Roundup Ready (Trademark) 2 Maize", “Agrisure (Trademark) GT”, “Agrisure (Trademark) GT / CB / LL”, “Agrisure”. It is sold under the trade names of "GT / RW (Trademark)”, “Agrisure (Trademark) 3000GT”, “YieldGard (Trademark) VT (Trademark) Rootworm (Trademark) RR2" and “YieldGard (Trademark) VT Triple”.
  • Glufosinate herbicide-tolerant corn is, for example, "Roundup Ready TM 2", “Liberty Link TM”, “Herculex TM I”, “Herculex RW”, “Herculex XTRA TM”, “Agrisure ( It is sold under the trade names of "GT / CB / LL”, “Agrisure TM CB / LL / RW” and “Bt10".
  • ALS herbicide-tolerant corn is marketed under the trade name "Optimum GAT TM”.
  • 2,4-D resistant maize or ACCase herbicide resistant maize is sold, for example, under the trade name "Enlist TM Maize”.
  • Maize that has been endowed with pest resistance by gene recombination technology includes, for example, maize that has been endowed with resistance to lepidopteran pests, Coleoptera pests, and Diptera pests. Specific pest-resistant maize is shown below. "YieldGard (registered trademark) Rootworm RW”, “YieldGard (trademark) RW + RR”, “YieldGard (trademark) VT (trademark) Rootworm (trademark) RR2" and “MaxGard (trademark)” expressing the insecticidal protein Cry3Bb1 derived from Bt bacteria "Trademark)";”YieldGard (registered trademark) VT Triple” and “YieldGard (trademark) Plus with RR” expressing the insecticidal proteins Cry3Bb1 and Cry1Ab derived from Bt bacteria; "Bt” expressing the insecticidal proteins Cry1Ac derived from Bt bacteria Xtra TM Maize ”;“ Yield Gar
  • Viptera "Viptera”;"Agrisure (registered trademark) Viptera (trademark) 2100” and “Agrisure (registered trademark) Viptera (trademark) 3110” expressing the insecticidal proteins Vip3Aa20 and Cry1Ab derived from Bt bacteria; "Agrisure® Viptera TM 3100", “Agrisure TM Viptera TM 3111) and” Agrisure TM Viptera TM 4 ", which express the proteins Vip3Aa20, Cry1Ab and modified Cry3A; "Agrisure® Viptera TM 3220” that expresses the insecticidal proteins Vip3Aa20, Cry1Ab and modified Cry1F derived from Bt bacteria; expresses the insecticidal protein eCry3.1Ab (chimeric protein of Cry3A-Cry1Ab) derived from Bt bacteria.
  • eCry3.1Ab chimeric protein of Cry3A-Cry1
  • Agrisure® Duracade TM Bt-derived insecticidal protein eCry3.1Ab (Cry3A-Cry1A) B chimeric protein), modified Cry3A, Cry1Ab and modified Cry1F expressed "Agrisure® Duracade TM 5122"; Bt bacterium-derived insecticidal protein eCry3.1Ab (Cry3A-Cry1Ab chimeric protein), modified Cry3A , "Agrisure® Duracade TM 5222" expressing modified Cry1Ab and Vip3A variants; "Herculex TM RW” expressing the insecticidal proteins Cyr34Ab1 and Cyr35Ab1 derived from Bt bacteria; "Herculex XTRA TM” expressing the proteins Cyr34Ab1, Cyr35Ab1 and Cry1F; the insecticidal protein Cry1A.
  • harmful arthropods that are the target of this embodiment include the following.
  • Lepidopteran pests Dark sword grass (Agrotis ipsilon), Turnip moth (Agrotis segetum), Spodoptera litura (Spodoptera litura).
  • Hemiptera Aphids (Rhopalosiphum padi), Southern green stink bug (Nezara viridula), Brown stink bug (Eschistus heros) Persebegio baheegaberg (Dichellops mel).
  • Diptera pests Anthomyiidae such as Delia platura and Delia antiqua. Coleoptera pests: (.
  • Diabrotica spp Western Corn Rootworm (Diabrotica virgifera virgifera), southern corn rootworm (Diabrotica undecimpunctata howardi) Corn rootworm such as, Anomala cuprea (Anomala cuprea), Aodougane (Anomala albopilosa), rufocuprea (Anomala Rufocuprea), corn worms such as Popillia japonica, worms such as the corn rootworm (Sphenophorus uniformis), and corn rootworms (Agriotes spp.).
  • This embodiment is preferably applied to Lepidopteran pests, Hemiptera pests, Diptera pests, and Coleoptera pests, and is particularly preferably applied to corn root worms, yotos, turtles, and aphids.
  • the present invention will be further described with reference to the following formulation examples, application examples and test examples, but the present invention is not limited to these examples.
  • the parts represent the parts by weight unless otherwise specified.
  • the preparations include a typical preparation method of a preparation used for retaining one or more kinds of the insecticidal compound X in the Touromokoshi seed, and a pesticide composition containing the present compound (1) in a groove.
  • a typical preparation method of a preparation used when applied as an aqueous dispersion (liquid preparation) is shown.
  • Formulation Example 1 33.9 parts of clothianidin, 6 parts of polyvinyl alcohol, 1.3 parts of polyoxyethylene tristyryl phosphate, 1.5 parts of EO / PO block copolymer and polyoxyethylene fatty alcohol, 5 parts of xanthan gum, 6 parts of magnesium aluminum silica .4 parts, 5 parts of glycerin, 0.1 parts of antifoam emulsion, 0.3 parts of preservative, and 40.5 parts of ion-exchanged water were mixed to prepare a slurry to obtain a flowable preparation. It was.
  • Preparation example 2 33.9 parts of imidacloprid, 6 parts of polyvinyl alcohol, 1.3 parts of polyoxyethylene tristyryl phosphate, 1.5 parts of EO / PO block copolymer and polyoxyethylene fatty alcohol, 5 parts of xanthan gum, 6 parts of magnesium aluminum silica .4 parts, 5 parts of glycerin, 0.1 parts of antifoam emulsion, 0.3 parts of preservative, and 40.5 parts of ion-exchanged water were mixed to prepare a slurry to obtain a flowable preparation. It was.
  • Preparation example 3 33.9 parts of thiacloprid, 6 parts of polyvinyl alcohol, 1.3 parts of polyoxyethylene tristyryl phosphate, 1.5 parts of EO / PO block copolymer and polyoxyethylene fatty alcohol, 5 parts of xanthan gum, 6 parts of magnesium aluminum silica .4 parts, 5 parts of glycerin, 0.1 parts of antifoam emulsion, 0.3 parts of preservative, and 40.5 parts of ion-exchanged water were mixed to prepare a slurry to obtain a flowable preparation. It was.
  • Preparation example 4 33.9 parts of thiamethoxam, 6 parts of polyvinyl alcohol, 1.3 parts of polyoxyethylene tristyryl phosphate, 1.5 parts of EO / PO block copolymer and polyoxyethylene fatty alcohol, 5 parts of xanthan gum, 6 parts of magnesium aluminum silica .4 parts, 5 parts of glycerin, 0.1 parts of antifoam emulsion, 0.3 parts of preservative, and 40.5 parts of ion-exchanged water were mixed to prepare a slurry to obtain a flowable preparation. It was.
  • Formulation Example 6 Stir 100 parts of the mixture of 10 parts of this compound (1), 3 parts of xylene, 5 parts of nonylphenol alkoxylate, 5 parts of monoethylene glycol, 0.1 part of defoamer, 0.05 part of xanthan gum and water residue. As a result, an emulsion agent was obtained.
  • Formulation Example 7 In a glass bottle containing 1 ml of l0 ml, dissolve 0 mg of this compound (1) in 1.8 ml of acetone, add 2 g of fine diatomaceous earth granules (trade name: Isolite CG, manufactured by Isolite Industries, Ltd.) to the glass bottle, and vigorously shake the compound (1). A 0.5% granule was obtained.
  • Formulation Example 8 0.5 parts of this compound (1), 1 part of synthetic silicon hydroxide-containing, 1 part of xylene, 2 parts of calcium carbonate, 30 parts of bentonite and 100 parts of a mixture of the rest of kaolin clay were pulverized and mixed well. Water was added and kneaded well, and then granulated and dried to obtain granules.
  • Formulation Example 9 Add 10 parts of this compound (1) to a mixture of 6 parts of sodium lauryl sulfate, 3 parts of calcium lignin sulfonate, 30 parts of synthetic silicon hydroxide-containing fine powder and 51 parts of diatomaceous earth, and stir well to mix the wettable powder. Obtained.
  • Application example 1 The flowable preparation prepared according to Formulation Example 1 was adjusted so that 0.83 g or 4.20 g of clothianidin was retained with respect to 1 kg of dried corn seeds, and a rotary seed processing machine (trade name: HEGE11, manufactured by Wintersteiger) was produced. ) Is used for smearing.
  • Application example 5 The flowable preparation prepared according to Preparation Example 5 was prepared with 0.03 g, 0.4 g of the present compound (1) using a rotary seed processor (trade name: HEGE11, manufactured by WINTERSTEIGER) with respect to 1 kg of dried corn seeds. Smear treatment so that 5 g or 7 g is retained.
  • a rotary seed processor trade name: HEGE11, manufactured by WINTERSTEIGER
  • Test Example 1 A flowable preparation of the present compound (1) and a flowable preparation of clothianidin (trade name: Nippon It INSIDE, manufactured by Valent) obtained by the method described in Preparation Example 5 using a seed processing machine (trade name: HEGE11, manufactured by Wintersteiger).
  • the corn seeds are smeared so that Soil is filled in a plastic container with a diameter of 7 cm and a depth of 12 cm, and a V-shaped groove with a depth of 3 cm is formed on the surface of the soil.
  • seeds smeared with the drug according to the above procedure are placed on this groove, and a predetermined amount of water is added to the flowable preparation of the present compound (1) obtained by the method described in Preparation Example 5.
  • the diluted solution prepared in the above is applied into the groove using a sprayer, and the soil of the side groove is brought together to close the groove. This corn is grown in a greenhouse. This is the processing zone.
  • the procedure is the same as that of the treatment group except that the corn seeds are not retained with clothianidin, thiamethoxam, thiacloprid, imidacloprid, and the compound (1), and the diluting solution of the compound (1) is not applied to the grooves.
  • Test Example 2 A flowable preparation of the present compound (1) and a flowable preparation of clothianidin (trade name: NippsIt INSIDE, manufactured by Valent) obtained by the method described in Preparation Example 5 using a seed processing machine (trade name: HEGE11, manufactured by Wintersteiger).
  • the corn seeds are smeared so that Soil is filled in a plastic container with a diameter of 7 cm and a depth of 12 cm, and a V-shaped groove with a depth of 3 cm is formed on the surface of the soil.
  • the seeds sprayed with the drug according to the above procedure are placed on this groove, and a predetermined amount of water is added to the flowable preparation of the present compound (1) obtained by the method described in Preparation Example 5.
  • the diluted solution prepared in the above is applied into the groove using a sprayer, and the soil of the side groove is brought together to close the groove. This corn is grown in a greenhouse. This is the processing zone.
  • the procedure is the same as that of the treatment group except that the corn seeds are not retained with clothianidin, thiamethoxam, thiacloprid, imidacloprid, and the compound (1), and the diluting solution of the compound (1) is not applied to the grooves.
  • Test Example 3 A flowable preparation of the present compound (1) and a flowable preparation of clothianidin (trade name: NippsIt INSIDE, manufactured by Valent) obtained by the method described in Preparation Example 5 using a seed processing machine (trade name: HEGE11, manufactured by Wintersteiger).
  • the corn seeds are smeared so that Soil is filled in a plastic container with a diameter of 7 cm and a depth of 12 cm, and a V-shaped groove with a depth of 3 cm is formed on the surface of the soil.
  • seeds smeared with the drug according to the above procedure are placed on this groove, and a predetermined amount of water is added to the flowable preparation of the present compound (1) obtained by the method described in Preparation Example 5.
  • the diluted solution prepared in the above is applied into the groove using a sprayer, and the soil of the side groove is brought together to close the groove. This corn is grown in a greenhouse. This is the processing zone.
  • the procedure is the same as that of the treatment group except that the corn seeds are not retained with clothianidin, thiamethoxam, thiacloprid, imidacloprid, and the compound (1), and the diluting solution of the compound (1) is not applied to the grooves.
  • Test Example 4 A flowable preparation of the present compound (1) and a flowable preparation of clothianidin (trade name: Nippon It INSIDE, manufactured by Valent) obtained by the method described in Preparation Example 5 using a seed processing machine (trade name: HEGE11, manufactured by Wintersteiger).
  • the corn seeds are smeared so that Soil is filled in a plastic container with a diameter of 7 cm and a depth of 12 cm, and a V-shaped groove with a depth of 3 cm is formed on the surface of the soil.
  • the seeds sprayed with the drug according to the above procedure are placed on the groove, and a predetermined amount of water is added to the flowable preparation of the present compound (1) obtained by the method described in Preparation Example 5.
  • the diluted solution prepared in the above is applied into the groove using a sprayer, and the soil of the side groove is brought together to close the groove. This corn is grown in a greenhouse. This is the processing zone.
  • the procedure is the same as that of the treatment group except that the corn seeds are not retained with clothianidin, thiamethoxam, thiacloprid, imidacloprid, and the compound (1), and the diluting solution of the compound (1) is not applied to the grooves.
  • Test Example 5 A flowable preparation of the present compound (1) and a flowable preparation of clothianidin (trade name: Nippon It INSIDE, manufactured by Valent) obtained by the method described in Preparation Example 5 using a seed processing machine (trade name: HEGE11, manufactured by Wintersteiger).
  • the corn seeds are smeared so that Soil is filled in a plastic container with a diameter of 7 cm and a depth of 12 cm, and a V-shaped groove with a depth of 3 cm is formed on the surface of the soil.
  • seeds smeared with the drug according to the above procedure are placed on the grooves, and a predetermined amount of water is added to the flowable preparation of the present compound (1) obtained by the method described in Preparation Example 5.
  • the diluted solution prepared in the above is applied into the groove using a sprayer, and the soil of the side groove is brought together to close the groove. This corn is grown in a greenhouse. This is the processing zone.
  • the procedure is the same as that of the treatment group except that the corn seeds are not retained with clothianidin, thiamethoxam, thiacloprid, imidacloprid, and the compound (1), and the dilute solution of the compound (1) is not applied to the grooves.
  • Test Example 6 A flowable preparation of the present compound (1) and a flowable preparation of clothianidin (trade name: Nippon It INSIDE, manufactured by Valent) obtained by the method described in Preparation Example 5 using a seed processing machine (trade name: HEGE11, manufactured by Wintersteiger).
  • the corn seeds are smeared so that Soil is filled in a plastic container with a diameter of 7 cm and a depth of 12 cm, and a V-shaped groove with a depth of 3 cm is formed on the surface of the soil.
  • 10 larvae of Delia platera were released into the ditch, and seeds sprayed with the drug according to the above procedure were placed on the ditch in the combination shown in Table 6, and the method according to Formulation Example 5 was described.
  • a diluted solution prepared by adding a predetermined amount of water to the flowable preparation of the present compound (1) obtained in 1 above is applied into the groove using a sprayer, and the soil of the side groove is brought together to close the groove.
  • This corn is grown in a greenhouse. This is the processing zone.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Pretreatment Of Seeds And Plants (AREA)

Abstract

La présente invention concerne un procédé qui permet de protéger des graines de maïs, ou des corps de plants de maïs cultivés à partir des graines de maïs, contre les arthropodes nuisibles, et présente l'effet de protéger les cultures de maïs contre les arthropodes nuisibles, le procédé comprenant : l'étape A) destinée à former un sillon dans le sol ; l'étape B) destinée à placer, dans le sillon formé à l'étape A), des graines de maïs contenant, au niveau de leurs surfaces, au moins un composé insecticide choisi dans le groupe X, et à appliquer une composition agrochimique contenant un composé représenté par la formule (1) ; et l'étape C) destinée à fermer le sillon.
PCT/JP2020/020862 2019-06-05 2020-05-27 Procédé de protection de graines de maïs ou de corps de plants de maïs cultivés à partir de graines de maïs contre les arthropodes nuisibles WO2020246332A1 (fr)

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JP2019105730A JP2022112524A (ja) 2019-06-05 2019-06-05 トウモロコシ種子又はトウモロコシ種子より生長したトウモロコシ植物体を有害節足動物から保護する方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022175420A1 (fr) 2021-02-19 2022-08-25 Syngenta Crop Protection Ag Lutte contre les insectes et les acariens nuisibles

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008133240A (ja) * 2006-11-29 2008-06-12 Mitsui Chemicals Inc 害虫被害予防方法
JP2017001967A (ja) * 2015-06-05 2017-01-05 住友化学株式会社 種子又は種子より生長した植物体を有害節足動物から保護する方法
WO2017065228A1 (fr) * 2015-10-16 2017-04-20 住友化学株式会社 Composé pyrazine et agent de lutte contre les arthropodes nuisibles contenant celui-ci
JP2019142978A (ja) * 2019-06-05 2019-08-29 住友化学株式会社 有害生物防除組成物、有害生物防除方法、及び処理された種子および栄養繁殖器官
WO2019168207A2 (fr) * 2019-06-05 2019-09-06 住友化学株式会社 Composition de lutte contre les organismes nuisibles et procédé de lutte contre les organismes nuisibles
JP2019172687A (ja) * 2019-06-05 2019-10-10 住友化学株式会社 農作物における有害生物の防除方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008133240A (ja) * 2006-11-29 2008-06-12 Mitsui Chemicals Inc 害虫被害予防方法
JP2017001967A (ja) * 2015-06-05 2017-01-05 住友化学株式会社 種子又は種子より生長した植物体を有害節足動物から保護する方法
WO2017065228A1 (fr) * 2015-10-16 2017-04-20 住友化学株式会社 Composé pyrazine et agent de lutte contre les arthropodes nuisibles contenant celui-ci
JP2019142978A (ja) * 2019-06-05 2019-08-29 住友化学株式会社 有害生物防除組成物、有害生物防除方法、及び処理された種子および栄養繁殖器官
WO2019168207A2 (fr) * 2019-06-05 2019-09-06 住友化学株式会社 Composition de lutte contre les organismes nuisibles et procédé de lutte contre les organismes nuisibles
JP2019172687A (ja) * 2019-06-05 2019-10-10 住友化学株式会社 農作物における有害生物の防除方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022175420A1 (fr) 2021-02-19 2022-08-25 Syngenta Crop Protection Ag Lutte contre les insectes et les acariens nuisibles

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