TW201320894A - Harmful arthropod control composition, and harmful arthropod control method - Google Patents

Abstract

A harmful arthropod control composition according to the present invention comprises an amide compound represented by formula (1), tricyclazole and at least one planthopper control compound selected from group (A), and has an excellent controlling effect on harmful arthropods. Group (A): a group consisting of clothianidin, nitenpyram, dinotefuran, ethiprole, silafluofen and ethofenprox.

Description

Harmful arthropod control composition and harmful arthropod control method

The present patent application claims priority to Japanese Patent Application No. 2011-183397, the entire disclosure of which is incorporated herein by reference.

The present invention relates to a method for controlling harmful arthropod control compositions and harmful arthropods.

Conventionally, many compounds have been known as effective components of a harmful arthropod control composition (for example, refer to Non-Patent Document 1).

[Previous Technical Literature] [Non-patent literature]

[Non-Patent Document 1] The Pesticide Manual-15th edition (BCPC); ISBN 978-1-901396-18-8

The present invention is directed to providing a harmful arthropod control composition having excellent control effects against harmful arthropods.

The inventors of the present invention conducted a review to find a harmful arthropod control composition having excellent control effects against harmful arthropods, and found that The composition of the indoleamine compound represented by the formula (1), Tricyclazole, and at least one of the rice blast control compounds selected from the group (A) has excellent control effect against harmful arthropods. this invention.

That is, the present invention is described later in [1] to [6].

[1] A harmful arthropod control composition comprising a guanamine compound represented by the formula (1), Tricyclazole, and at least one rice blast control compound selected from the group (A).

Group (A): clusters of Clothianidin, Nitenpyram, Dinotefuran, Ethiprole, Silafluofen and Ethofenprox .

[2] The harmful arthropod control composition described in [1], wherein the weight ratio of the guanamine compound to the tricyclazole is 50:1 to 1:50.

[3] The harmful arthropod control composition described in [1] or [2], wherein the weight ratio of the guanamine compound to the rice blast control compound is 50:1 to 1:50.

[4] The harmful arthropod control composition according to any one of [1] to [3], wherein the rice blast control compound is Dinotefuran, Ethiprole, Silafluofen Or Ethofenprox.

[5] comprising administering an effective amount of the harmful joint movement described in any one of [1] to [4] A method for controlling harmful arthropods in the step of controlling the composition in a plant or plant cultivation site.

[6] The step of applying to a plant or a plant cultivation site is a harmful arthropod control method described in [5] of the step of applying to rice or rice cultivation.

By the invention, harmful arthropods can be prevented.

The best form for implementing the invention

The harmful arthropod control composition of the present invention contains a guanamine compound (hereinafter referred to as a guanamine compound) represented by the following formula (1), Tricyclazole, and a group selected from the group (A) described later. At least one of the rice blast control compounds (hereinafter sometimes referred to as rice blast control compounds).

Group (A): clusters of Clothianidin, Nitenpyram, Dinotefuran, Ethiprole, Silafluofen and Ethofenprox .

The known indoleamine compound used in the present invention can be produced, for example, by the method described in the handbook of International Publication No. 2003/010149.

In addition, the trioxazole, cotinine, nitenpyram, used in the present invention, Any of the known compounds such as "The Pesticide Manual-15th edition (BCPC); ISBN 978-1-901396-18-8" is a compound known as Datnam, B. sylvestris, sylvestre and fenthrin. 1163, 229, 817, 391, 443, 1029, and 454 pages are described. These compounds can be obtained from commercially available formulations or can be obtained by known methods.

In the harmful arthropod control composition of the present invention, the content ratio of the present indoleamine compound, the trioxazole, and the rice blast control compound is not particularly limited, but the trioxazole is relative to 100 parts by weight of the decylamine compound. It is usually 0.2 to 50000 parts by weight, preferably 2 to 5000 parts by weight, more preferably 10 to 2000 parts by weight, and the rice blast control compound is usually 0.2 to 50000 parts by weight, preferably 2 to 5000 parts by weight, 5 to 2000 parts by weight is especially preferred.

In the harmful arthropod control composition of the present invention, the weight ratio of the indoleamine compound to the trioxazole (the present indoleamine compound: trioxazole) is usually 500:1 to 1:500, and 50:1 to 1:50. It is better to use 10:1~1:20.

In the harmful arthropod control composition of the present invention, the weight ratio of the present indoleamine compound to the present rice bran control compound (the present indoleamine compound: the rice blast control compound) is usually from 500:1 to 1:500 to 50. : 1~1:50 is appropriate, especially 20:1~1:20.

The harmful arthropod control composition of the present invention may be mixed only with the present indoleamine compound, trioxazole and the rice blast control compound, but generally, a mixed guanamine compound, trioxazole and the rice blast control compound may be used. Adding a surfactant or other formulation adjuvant to the inert carrier, if necessary, Formulation of oil-forming agents, emulsions, suspensions, hydrating agents, granule hydrating agents, powders, granules, and the like.

Further, the aforementioned formulated harmful arthropod control composition may be used as a harmful arthropod control composition in its original state or by adding other inert ingredients.

In the harmful arthropod control composition of the present invention, the total amount of the indoleamine compound, the trioxazole and the rice blast control compound is usually 0.01 to 99% by weight, preferably in the range of 0.1 to 90% by weight, and 0.5. A range of ~70% by weight is particularly preferred.

As an inert carrier, a solid carrier, a liquid carrier, etc. are mentioned.

Examples of the solid carrier include kaolin clay, Attapulgite Clay, bentonite, montmorillonite, acid white clay, pyrophyllite, talc, diatomaceous earth, calcite, minerals, corncob powder, walnut shell powder, and the like. a fine organic powder, a synthetic organic substance such as urea, a salt such as calcium carbonate or ammonium sulfate, or a synthetic inorganic substance such as hydrated cerium oxide, or the like, and a liquid carrier, for example, xylene, An aromatic hydrocarbon such as an alkylbenzene or a methylnaphthalene; an alcohol such as 2-propanol, ethylene glycol, propylene glycol or ethylene glycol monoethyl ether; a ketone such as acetone, cyclohexanone or isophorone; Vegetable oil such as soybean oil or cottonseed oil, petroleum aliphatic hydrocarbons, esters, dimethyl methacrylate, acetonitrile, water, and the like.

The surfactant may, for example, be an alkyl sulfate salt, an alkyl aryl sulfonate, a dialkyl sulfosuccinate, a polyoxyethylene alkyl aryl ether phosphate, a lignosulfonate or a naphthalene. Anionic surfactants such as sulfonate formaldehyde polycondensate and polyoxyethylene alkyl aryl ether, polyoxyethylene alkyl polyoxypropylene A nonionic surfactant such as an alkyl block copolymer or a sorbitan fatty acid ester, or a cationic surfactant such as an alkyltrimethylammonium salt.

Examples of the auxiliary agent for other preparations include water-soluble polymers such as polyvinyl alcohol and polyvinylpyrrolidone, gum arabic, alginic acid and salts thereof, and polysaccharides such as carboxymethyl cellulose (CMC) and xanthan gum. An inorganic substance such as aluminum magnesium silicate or alumina sol, a preservative, a colorant, and a stabilizer for acid isopropyl phosphate (PAP) or dibutyl hydroxy toluene (BHT).

The harmful arthropod control composition of the present invention can be used for protecting plants from the harmful arthropods which ingest the plants, suck the juice and the like.

As a harmful arthropod having a control effect of the harmful arthropod controlling composition of the present invention, for example, it will be described later.

Hemipteran pests: Laodelphax striatellus, Nilaparvata lugens, Sogatella furcifera, rice mites, Nephotettix cincticeps, Nephotettix Verescens), Recilia dorsalis, Empoasca onukii, Aphis gossypii, Myzus persicae, Brevicoryne brassicae, leafhopper Aphis spiraecola),Macrosiphum euphorbiae,Aulacorthum solani,Rhopalosiphum padi,Toxoptera citricidus,Hyalopterus pruni,Eriosoma lanigerum Such as locusts, Nezara antennata, and Trigonotylus caelestialium, Graphosoma rubrolineatum, Eysarcoris lewisi, Riptortus clavetus, Leptocorisa chinensis, Eysarcoris parvus, Halyomorpha mista, Nezara viridula, Lygus lineolaris, Trialeurodes vaporariorum, Bemisia tabaci, Dialeurodes citri, Citrus powder Aleurocanthus spiniferus, Aonidiella aurantii, Comstockaspis perniciosa, Unaspis citri, Ceroplastes rubens, blown-shell Bed bugs such as scale insects such as Icerya purchasi, Planococcus kraunhiae, Pseudococcus longispinis, Pseudaulacaspis pentagona, and flatworms, Cimex lectularius , hibiscus, such as Cacopsylla pyricola.

Thysanoptera pests: Frankliniella occidentalis, Thrips parmi, Scirthothrip dorsalis, Thrips tabaci, Frankliniella intonsa, brown Thrawns of Frankliniella fusca, Stenchaethrips biformis, Haplothrips aculeatus, etc.; Diptera pests: Hylemya antiqua, Hylemya platura ), Agromyza oryzae, Hydrellia griseola, and Chlorops Oryzae), Liriomyza trifolii, such as the larvae, Dacus cucurbitae, Ceratitis capitata, etc.; beetle pest: Epilachna vigintioctopunctata , Aulacophora femoralis, Phyllotreta striolata, Oulema oryzae, Echinocnemus squameus, Lisorhoptrus oryzophilus, Cotton aphid weevil (Anthonomus grandis), Callosobruchus chinensis, Sphenophorus venatus, Popillia japonica, Anomala cuprea, Diabrotica spp., Colorado golden flower worm ( Leptinotarsa decemlineata), Agriotes spp., Lasioderma serricorne, etc.; Orthoptera pests: Growlalpa africana, Oxya yezoensis, Oxya japonica, etc. .

Among the above-mentioned harmful arthropods, rice blasts, leaf mites, mites, mites, rice water weevil, and rice negative worms are mentioned as suitable examples.

The harmful arthropod control composition of the present invention can also prevent diseases such as rice fever (Magnaporthe grisea) and rice sheath blight (Rhizoctonia solani).

The harmful arthropod control composition of the present invention can be used for agricultural land or non-agricultural land in dry fields, paddy fields, dry fields, grasslands, orchards, and the like. In addition, the harmful arthropod control composition of the present invention is used to cultivate "plants" The agricultural land, etc., can be used to control pests in the agricultural land.

As a plant which can use the harmful arthropod control composition of this invention, it is mentioned later.

Crops: maize, rice, wheat, barley, rye, oats, sorghum, cotton, soybeans, groundnuts, buckwheat, sugar beets, rapeseed, sunflower, sugar cane, tobacco, etc.

Vegetables: Solanaceae vegetables (eggplant, tomato, green pepper, pepper, potato, etc.), melon vegetables (glybdenum, pumpkin, melon, watermelon, cantaloupe, etc.), cruciferous vegetables (radish, turnip, horseradish, kohlrabi, Cabbage, cabbage, mustard, broccoli, broccoli, rape, etc.), Compositae (burdock, chrysanthemum, artichoke, lettuce, etc.), lily vegetables (onions, onions, garlic, asparagus, etc.), umbelliferous vegetables (carrots, Basil, celery, European windproof, etc.), leeks (spinach, leeks, etc.), sage vegetables (perilla, mint, basil, etc.), strawberries, sweet potatoes, yam, lee, etc.

Fruit trees: pome fruit (apple, pear, Japanese pear, papaya, medlar, etc.), stone fruit (peach, plum, nectarine, plum, peach, apricot, date, etc.), citrus (Wenzhou mandarin, orange) , lemon, lime, grapefruit, etc.), nuts (chestnuts, walnuts, hazelnuts, almonds, pistachios, cashews, Hawaiian volcanic beans, etc.), berries (blueberries, cranberries, blackberries, raspberries, etc.) Grapes, persimmons, olives, alfalfa, bananas, coffee, date palm, coconut, oil coconut, etc.

Trees other than fruit trees: tea trees, mulberry trees, flowers and trees (azalea, medlar, hydrangea, camellia, white flower octagonal, cherry tree, tulip tree, crape myrtle, osmanthus tree, etc.), road tree (Japanese carp, birch, large flower Four Flowers, Yuga Lee, Ginkgo, Lilac, Maple, Eucalyptus, Aspen, Bauhinia, Maple, Platan, Alder, Japanese Cedar, Eucalyptus, Hemlock, Juniper, Pine, Spruce, Yew, Eucalyptus, Japan Horse chestnuts, etc., coral trees, Podocarpus, cedar, eucalyptus, croton, Japanese lance, red bud, etc.

Grassland: Zoysia (Korean grass, Manila grass, etc.), Bermudagrass (walking grass, etc.), sorghum grass (small sedge grass, sorghum grass, sorghum grass, etc.), bluegrass (wild field) Bluegrass, bluegrass, etc., fescue (chewing fescue, creeping red fescue, etc.), ryegrass (multi-flowered ryegrass, ryegrass, etc.) ), duckgrass, ladder grass and so on.

Others: flowers (roses, carnations, chrysanthemums, platycodon grandiflorum, gypsophila, gerbera, calendula, sage, petunia, verbena, tulip, aster, gentian, lily, pansy, cyclamen Come, orchid, lily of the valley, lavender, violet, leaf peony, primrose, Christmas red, gladioli, garland, daisy, cypress, sea bream, etc.), biomass fuel plants (jatropha, safflower, flax, and switchgrass) , Miscanthus, Canadian valerian, Arundo, kenaf, cassava, willow, etc.), foliage plants, etc.

Among the above plants, examples of suitable examples include maize, wheat, rice, and the like. Among them, rice is especially good.

The aforementioned "plant" may also be a plant to which tolerance is imparted by genetic recombination techniques or breeding methods of mating.

The harmful arthropod control composition of the present invention can prevent harmful arthropods by being applied to plants or plant cultivation sites and the like. Here, examples of the plant line include plant stems and leaves, plant flowers, plant fruits, and plant seeds. Wait. The method for controlling a harmful arthropod of the present invention comprises the step of applying an effective amount of the aforementioned harmful arthropod controlling composition to a plant or plant cultivation site.

The method for controlling harmful arthropods of the present invention is carried out by applying an effective amount of the harmful arthropod control composition of the present invention to a plant or a plant cultivation site, but as a specific application method, a plant for stem and leaf dispersion or the like can be cited. Treatment of plant cultivation sites such as treatment of stems and leaves, treatment of plant seeds, soil treatment, and surface application. The effective amount of the harmful arthropod control composition of the present invention refers to the total application amount of the indoleamine compound, the trioxazole, and the rice blast control compound which can exert the control effect against harmful arthropods.

As the treatment of the stems and leaves of the plant, ground spreading by using a human sprayer, a power sprayer, a boom sprayer or a PANCRU-Sprayer, or an airborne use of an air defense or an unmanned helicopter may be mentioned. A method of treating the surface of the cultivated plant.

Examples of the treatment of the plant seed include an immersion treatment, a blowing treatment, a smear treatment, a film coating treatment, and a pellet coating treatment.

As the treatment of plant cultivation sites, planting point treatment, root treatment, planting treatment, sputum treatment, comprehensive treatment, side treatment, seedling box treatment, seed bed treatment, culture soil mixing, bed soil mixing, paste Fertilizer mixing, surface treatment, and water spreading.

When the harmful arthropod control composition of the present invention is applied to a cultivation site of a plant or a plant, the application amount thereof depends on the type of the plant, the type or degree of occurrence of the harmful arthropod, the preparation type, the application period, and the weather. The conditions may be changed, but the total application amount of the present indoleamine compound, the trioxazole, and the rice blast control compound is usually 0.5 to 3000 g per 1000 m ² of the cultivated plant site, and preferably 5 to 300 g.

When the harmful arthropod control composition of the present invention is an emulsion, a hydrating agent, a suspending agent or the like, it is usually diluted with water and applied by dispersion. In this case, the total concentration of the present indoleamine compound, the trioxazole, and the rice blast control compound is usually 0.00001 to 10% by weight, preferably 0.0001 to 5% by weight. When the harmful arthropod control composition of the present invention is a powder, a granule or the like, it is usually applied in an original form without dilution.

Example

Hereinafter, the present invention will be described in more detail by way of formulation examples and test examples, but the present invention is not limited to the examples described below. In the following examples, the parts are all parts by weight unless otherwise specified.

First, the formulation examples are shown.

Formulation Example 1

20 parts of the present indoleamine compound, 4 parts of trimethoprim and 6.6 parts of cotinine were added to mix 4 parts of sodium lauryl sulfate, 2 parts of calcium lignosulfonate, 20 parts of hydrated cerium oxide micro The powder and the remaining amount of the diatomaceous earth were mixed with stirring to obtain 100 parts of a hydrating agent.

Formulation examples 2~6

The same procedure as in Preparation Example 1 was carried out except that each of the compounds described in [Table 1] and the amount used were replaced with 6.6 parts of the cotinine, and 100 parts of each hydrating agent was obtained.

Formulation Example 7

100 parts of the powder was obtained by thoroughly pulverizing and mixing 0.75 parts of the decylamine compound, 0.5 part of the trioxazole, 0.15 part of the nicotitin, 10 parts of the talc, and the remaining amount of the kaolin clay.

Formulation examples 8~13

In the same manner as in Preparation Example 7, except that 0.15 parts of the cotinine was used instead of the compound described in [Table 2], 100 parts of each powder was obtained.

Formulation Example 14

100 parts of the powder was obtained by thoroughly pulverizing and mixing 0.75 parts of the decylamine compound, 1 part of the trioxazole, 0.15 of the nicotitin, 10 parts of the talc, and the remaining amount of the kaolin clay.

Formulation examples 15~20

The same operation as in Preparation Example 14 was carried out except that 0.15 parts of the cotinine was used instead of the compound described in [Table 3], and 100 parts of each powder was obtained.

Formulation Example 21

By mixing 100 parts of 2 parts of the present indoleamine compound, 10 parts of trimethoprim, 8 parts of cotinine, 30 parts of white smoke containing 50 parts of polyoxyethylene alkyl ether sulfate ammonium salt and the remainder The mixture of water in an amount is finely pulverized by a wet pulverization method to obtain a suspension. In the present specification, the white smoke containing 50 parts of the polyoxyethylene alkyl ether sulfate ammonium salt means a mixture of a polyoxyethylene alkyl ether sulfate ammonium salt and a white smoke in a weight ratio of 1:1.

Formulation examples 22~32

The same operation as in Preparation Example 21 was carried out except that each of the compounds described in [Table 4] and the amount used were replaced with 8 parts of the cotinine to obtain 100 parts of each suspension.

Next, the effects of the present invention are shown by test examples.

Test example 1

3 mg of the decylamine compound was dissolved in 0.2 ml of acetone containing Sorgen TW-20 (manufactured by Wako Pure Chemical Industries, Ltd.) Water containing 0.02% by volume of a spreading agent (trade name: Dain (registered trademark), Sumitomo Takeda Gardening) was diluted to a predetermined concentration. 3 mg of trimethoate and dardon, respectively, were dissolved in 0.2 ml of acetone containing Sorgen TW-20 (manufactured by Wako Pure Chemical Industries, Ltd.) to contain 0.02% by volume of a spreading agent ( Product name: Dain (registered trademark), Shouhua Takeda Gardening) water is diluted to the specified concentration. Acetonitrile (trade name: KIRAPPU Flowable, manufactured by Kitathing Chemical Co., Ltd.), 矽 芬 ( (trade name: MR.JOKER EW, manufactured by Sumitomo Chemical Co., Ltd.), and etoprofen (trade name: Torebon emulsion, manufactured by Nissan Chemical Co., Ltd.) The preparation was diluted to a predetermined concentration with water containing 0.02% by volume of a spreading agent (trade name: Dain (registered trademark), Sumitomo Takeda Gardening Co., Ltd.).

An aqueous dilution of the present indoleamine compound, an aqueous dilution of trimethoprim, and an aqueous dilution of nitenpyram, ethidium, chlorfenapyr or etofenproxil are mixed to prepare a test drug solution.

For the 2.5-leaf stage rice seedlings (Oryza sativa, variety: Xingmeng) seedlings, 10 ml of the aforementioned test drug solution was distributed per plant. The rice seedlings were air-dried, and placed in a glass test tube (having a diameter of 30 mm and a height of 200 mm) to which 4.8 ml of water had been added. In the test tube, 10 instar larvae of 10 brown planthoppers were placed and placed indoors (25 ° C, humidity 55%). Call this the processing area.

On the other hand, rice seedlings which were not treated with the above-mentioned test drug solution were placed in a test tube in the same manner as the treatment zone, and placed in a larva, and placed in a room. Call this a no-treatment zone.

Both the treatment area and the non-treatment area were placed in the breeding for 5 days, and the test was observed. The life and death of the worm. From the observation results, the mortality rate is calculated according to the formula 1), and the corrected mortality rate is calculated according to the formula 2). In addition, the test was repeated twice. The average value is shown in Table 5.

Formula 1); mortality rate (%) = (number of test insects - number of living insects) / number of test insects × 100

Formula 2); corrected mortality rate (%) = {(treatment area dead insect rate - no treatment area dead insect rate) / (100 - no treatment area dead insect rate)} × 100

Claims (6)

A harmful arthropod control composition characterized by comprising a guanamine compound represented by formula (1), Tricyclazole, and at least one rice blast control compound selected from the group (A), Group (A): clusters of Clothianidin, Nitenpyram, Dinotefuran, Ethiprole, Silafluofen and Ethofenprox . For example, in the harmful arthropod control composition of claim 1, the weight ratio of the guanamine compound to the tricyclazole is 50:1 to 1:50. For example, in the harmful arthropod control composition of claim 1 or 2, the weight ratio of the guanamine compound to the rice blast control compound is 50:1 to 1:50. A harmful arthropod control composition according to any one of claims 1 to 3, wherein the rice blast control compound is Dinotefuran, Ethiprole, Silafluofen Or Ethofenprox. A method for controlling harmful arthropods, characterized by comprising administering an effective amount of any one of items 1 to 4 of the patent application scope The step of controlling the arthropods in the plant or plant cultivation site. A method for controlling harmful arthropods according to claim 5, wherein the step of applying to the plant or plant cultivation site is the step of applying to the rice or rice cultivation site.