TWI524847B - Harmful organism-controlling composition and control method of harmful organisms - Google Patents

Description

Pest control composition and pest control method

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

An active ingredient of noxious arthropods controlling composition of a variety of compounds are known (see e.g. ^{The Pesticide Manual-15 th edition (} BCPC published): ISBN 978-1-901396-18-8). The active ingredients of harmful arthropod control compositions are known to be: chromafenozide Methoxyfenozide And tefeno (tebufenozide)

The present invention is the following [1] to [6].

[1] A harmful arthropod control composition comprising: a cyanamide compound represented by the formula (1) One or more insect growth control compounds selected from the group (A), and one or more kinds of sheath blight control compounds selected from the group (B).

Group (A): A group consisting of fentanyl, cofino and defenofol.

Group (B): by flutolanil, pencycuron, N-[2-(1,3-dimethylbutyl)phenyl]-5-fluoro-1,3-dimethyl a group of -1H-pyrazole-4-carbamamine, furametpyr and validinomycin (Validamycin A).

[2] The harmful arthropod control composition according to [1], wherein the weight ratio of the cyanamide compound to the insect growth controlling compound is from 50:1 to 1:50.

[3] The harmful arthropod control composition according to [1] or [2], wherein the weight ratio of the cyanamide compound to the sheath blight control compound is from 50:1 to 1:100.

[4] The harmful arthropod control composition according to any one of [1] to [3] wherein the sheath blight control compound is fondolin, bin clone or N-[2-(1,3-di) Methylbutyl)phenyl]-5-fluoro-1,3-dimethyl-1H-pyrazole-4-carboxamide.

[5] A method for controlling harmful arthropods, comprising the steps of: having The step of applying the harmful arthropod control composition according to any one of [1] to [4] to a cultivation site of a plant or a plant.

[6] The method for controlling a harmful arthropod according to [5], wherein the step of applying to a cultivation site of a plant or a plant is a step of applying to a cultivation site of rice or rice.

The harmful arthropod control composition of the present invention is an insect growth control system comprising a cyanamide compound represented by the following formula (1) (hereinafter also referred to as a cyanamide compound) and one or more selected from the group (A) below. The compound (hereinafter also referred to as the present insect growth controlling compound) and one or more kinds of sheath blight control compounds (hereinafter also referred to as the present sheath blight control compound) selected from the group (B) below.

Group (A): A group consisting of fentanyl, cofino and defenofol.

Group (B): by fotonine, binrel, N-[2-(1,3-dimethylbutyl)phenyl]-5-fluoro-1,3-dimethyl-1H-pyrazole- A group of 4-carbendazim, foraby, and vesicomycin.

The present cyanamide compound is a known compound and can be produced, for example, according to the method described in the specification of International Publication No. 2007/095229.

Diphenoxylate off, diphenoxylate can give diphenoxylate, Fu Duoning, Binke Long, furametpyr and Willy of rapamycin are known compounds, described for example in "The Pesticide ^th edition (BCPC published) 15 Manual-: ISBN 978-1-901396-18-8" pages 764, 211, 1074, 559, 871, 580, and 1187. Such compounds can be obtained from commercially available formulations or can be obtained by known methods.

N-[2-(1,3-dimethylbutyl)phenyl]-5-fluoro-1,3-dimethyl-1H-pyrazole-4-carboxamide (hereinafter also referred to as the active activity) The compound (I)) is a known compound and can be produced, for example, according to the method described in the specification of International Publication No. 2003/010149.

The above-mentioned sheath blight control compound is preferably fudanine, a clone and the active compound (I).

In the harmful arthropod control composition of the present invention, the content ratio of the present cyanamide compound, the insect growth control compound, and the sheath blight control compound is not particularly limited, and the insect grows relative to 100 parts by weight of the cyanamide compound. The control compound is usually from 0.2 to 50,000 parts by weight, preferably from 2 to 5,000 parts by weight, more preferably from 5 to 2,000 parts by weight, and the stalk control compound is usually from 0.2 to 100,000 parts by weight, preferably from 2 to 10,000 parts by weight. More preferably, it is 5 to 5000 parts by weight.

In the harmful arthropod control composition of the present invention, the weight ratio of the cyanamide compound to the insect growth controlling compound (the present cyanamide compound: the insect growth controlling compound) is usually from 500:1 to 1:500, preferably 50:1 to 1:50, more preferably 20:1 to 1:20.

In the harmful arthropod control composition of the present invention, the weight ratio of the cyanamide compound to the sheath blight control compound (the present cyanamide compound: the sheath blight control compound) is usually 500:1 to 1:1000, The ratio is 50:1 to 1:100, more preferably 20:1 to 1:50.

In the harmful arthropod control composition of the present invention, the present cyanamide compound, the insect growth control compound, and the sheath blight control compound may be a simple mixture, but the present cyanamide compound and the insect growth control compound are usually used. And the sheath blight prevention compound is mixed with an inert carrier, and if necessary, a surfactant or other formulation auxiliary agent is added, and the formulation is converted into an oil agent, an emulsion, a flowable, a water and a granule, and a granule water and Agents, powders, granules, etc.

The formulated harmful arthropod control composition can be used directly or in addition to other inert ingredients (water, sand, vegetable oil, etc.).

In the harmful arthropod control composition of the present invention, the total amount of the cyanamide compound, the insect growth control compound and the present sheath blight control compound is usually 0.01 to 99% by weight, preferably 0.1 to 90% by weight, more Preferably it is from 0.5 to 70% by weight.

The inert carrier may, for example, be a solid carrier or a liquid carrier.

Examples of the solid carrier include minerals such as kaolin clay, attapulgite clay, bentonite, montmorillonite, acid clay, pyrophyllite, talc, diatomaceous earth, calcite, and corn. A fine powder or a granular material composed of a natural organic substance such as cob powder, walnut shell powder, a synthetic organic substance such as urea, a salt such as calcium carbonate or ammonium sulfate, a synthetic inorganic substance such as a synthetic cerium oxide or the like.

Examples of the liquid carrier include aromatic hydrocarbons such as xylene, alkylbenzene, and methylnaphthalene, alcohols such as 2-propanol, ethylene glycol, propylene glycol, and ethylene glycol monoethyl ether, acetone, cyclohexanone, and isophor. Vegetable oils such as ketones such as ketones, soybean oil, cottonseed oil, petroleum-based aliphatic hydrocarbons, esters, dimethyl hydrazine, acetonitrile, water, and the like.

The surfactant may, for example, be an alkyl sulfate salt, an alkyl aryl sulfonate, a dialkyl sulfosuccinate, a polyoxyethylidene aryl ether phosphate, a lignosulfonate or a naphthalene sulfonate. Anionic surfactant such as acid ester polycondensate, and nonionic interface such as polyoxyalkylene aryl ether, polyoxyethylene ethyl polyoxyalkylene block copolymer, sorbitan fatty acid ester An active agent, and a cationic surfactant such as an alkyltrimethylammonium salt.

Other auxiliary agents for preparation include water-soluble polymer compounds such as polyvinyl alcohol and polyvinylpyrrolidone, gum arabic, alginic acid and salts thereof, CMC (carboxymethyl cellulose), and xanthan gum. An antioxidant such as an inorganic substance such as a polysaccharide, magnesium aluminum silicate or an alumina sol, a preservative, a coloring agent, and a stabilizer such as PAP (isopropyl acid phosphate) or BHT (dibutylhydroxytoluene).

The harmful arthropod control composition of the present invention can be used to protect plants from harmful arthropods that ingest plants, absorb juice, and the like.

The harmful arthropod having the control effect of the harmful arthropod control composition of the present invention may, for example, be as follows.

Hemiptera pests: Laodelphax striatellus, Nilaparvata lugens, Sogatella furcifera, Nephotettix cincticeps, Nephotettix virescens ), Recilia dorsalis, Empoasca onukii, Aphis gossypii, Myzus persicae, Brevicoryne brassicae, Aphis spiraecola ), potato long tube (Macrosiphum euphorbiae), Aulacorthum solani, Rhopalosiphum padi, Toxoptera citricidus, Hyalopterus pruni, Eriosoma lanigerum, etc., Nezara antennata , Trigonotylus caelestialium, Graphosoma rubrolineatum, Eysarcoris lewisi, Riptortus clavetus, Leptocorisa chinensis, Eysarcoris parvus, Halomorpha mista, Nezara viridula, Lygus Lineolaris, Trialeurodes vaporariorum, Bemisia tabaci, Dialeurodes Citri), Aleurocanthus spiniferus, Aonidiella aurantii, Comstockaspis perniciosa, Unaspis citri, Ceroplastes Rubens), Icerya purchasi, Planococcus kraunhiae, Pseudococcus longispin Is), such as scale insects such as Pseudaulacaspis pentagona, Tingidae, Cimex lectularius, and cockroaches such as Cacopsylla pyricola.

Lepidoptera pests: Chilo suppressalis, Tryporyza incertulas, Cnaphalocrocis medinalis, Notarcha derogata, Indian glutinous rice (Plodia interpunctella), Asian corn borer (Ostrinia furnacalis), Hellula undalis, Pediasia teterrellus, Spodoptera litura, Spodoptera exigua , Pseudaletia separate, Sesamia inferens, Mamestra brassicae, Agrotis ipsilon, Plusia nigrisigna, pink spot night White butterfly, Adoxophyes, etc., such as the genus Trichoplusia ni, Trichoplusia, Heliothis, Helicoverpa, and the genus Pieris rapae. , Grapholita molesta, Leguminivora glycinivorella, Matsumuraeses azukivora, Adoxophyes orana fasciata, Adoxophyes honmai, and Homona magnanima ), moths such as Archips fuscocupreanus, Cydia pomonella, Caloptilia theivora, Phyllonycter ringoniella, etc. , such as the fruit moth (Carposina niponensis), the genus Moth, the genus Lyyotria, the Lymantria, the Euproctis, the genus Moth, the Plutella xylostella, etc. Plutella xylostella, Pectinophora gossypiella, potato tuber moth (Phthorimaea operculella), etc. (Gelechiidae), Hyphantria cunea, etc., Moth, Moth (Tinea Translucens), Tineola bisselliella, and other species, Tuta absoluta.

蓟马目虫虫: Frankliniella occidentalis, Thrips parmi, Scirtothrips dorsalis, Thrips tabaci, Frankliniella intonsa, smoky brown Frankliniella fusca, Thrips tabaci, Stenchaethrips biformis, Haplothrips aculeatus, etc.; Diptera pest: Hylemya antiqua , leafy flies such as Hylemya platura, Agromyza oryzae, Hydrellia griseola, Chlorops oryzae, Liriomyza trifolii, Dacus cucurbitae, Ceratitis capitata, etc.; Coleoptera pests: Epilachna vigintioctopunctata, Aulacophora femoralis, Phyllotreta striolata, Oulema oryzae, Echinocnemus squameus, Lisorhoptrus oryzophilus, Anthonomus grandis, Callosobruchuschinensis, coconut Nasal worm (Sphenophorus venatus), Japan bean beetles (Popillia japonica), bronze beetle (Anomala cuprea), the same kind of corn rootworm (Diabrotica spp.), Colorado potato beetle (Leptinotarsa decemlineata), Agottoes spp., Lasioderma serricorne, etc.

Orthoptera pests: Growlalpa africana, Oxya yezoensis, Oxya japonica, etc.

Among the above-mentioned harmful arthropods, preferred examples include planthoppers, spider mites, mites, mites, rice water weevil, rice worms, hawk moths, and night moths.

The harmful arthropod control composition of the present invention can prevent plant diseases such as rice sheath blight (Rhizoctonia solani).

The harmful arthropod control composition of the invention can be used for agricultural fields or non-agricultural fields such as dry fields, paddy fields, dry fields, lawns, orchards. In addition, the harmful arthropod control composition of the present invention can be used for controlling the pests of the agricultural land, such as cultivation of "plants" and the like.

As the plant which can use the harmful arthropod control composition of this invention, the following are mentioned, for example.

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

Vegetables: Solanaceae vegetables (eggplant, tomato, green pepper, pepper, potato, etc.), Cucurbitaceae vegetables (cucumber, pumpkin, zucchini, watermelon, melon, etc.), cruciferous vegetables (radish, turnip ( Turnip), horseradish, kohlrabi, cabbage, cabbage, mustard, broccoli, broccoli, rape, etc., compositae (burdock, wormwood, artichoke, lettuce, etc.), liliaceae ( Onions, onions, garlic, asparagus, etc.) Umbelliferous vegetables (carrots, parsley, celery, parsnips, etc.), leeks (spinach, leeks, etc.), perilla vegetables (perilla, mint, basil (nine-story tower), etc.) , strawberries, sweet potatoes, hawthorn, taro, etc.

Fruit trees: pome fruit (apple, pear, Japanese pear, rosewood, medlar, etc.), stone fruit (peach, plum, nectarine, plum, cherry, apricot, prune, etc.), citrus (Wenzhou mandarin, willow) Orange, lemon, lime, grapefruit, etc., nuts (corn, walnut, alfalfa, almond, pistachio, cashew, macadamia nut, etc.), liquid fruit (blueberry, cranberry, blackberry, covered) Pots, etc.), grapes, persimmons, olives, alfalfa, bananas, coffee, dates, coconuts, oil coconuts, etc.

Trees other than fruit trees: tea trees, mulberry trees, flower trees (Rhododendron indicum, camellia, hydrangea, sasanqua, Illicium anisatum, cherry blossom, Liriodendron tulipifera, Lagerstroemia, Osmanthus fragrans, etc., street trees (Benthamidia florida, eucalyptus, ginkgo, lilac, maple, oak, poplar, bauhinia, Liquidambar formosana, Platanus, eucalyptus, black scorpion, Japanese fir, Japanese hemlock, juniper, pine, fish scale spruce, yew, eucalyptus, horse chestnut, etc.), Japanese coral tree, Podocarpus, Chinese fir, Japanese cypress, Croton, Japanese medicinal Spear, red bud, heather, etc.

Lawn: Zoysia (Caocao, Manila grass, etc.), Bermuda grass (Bermuda grass, etc.), 糠草草(玉山糠穗草颖, 匍匐糠穗草颖, Xia 糠草草Etc.), bluegrass (bluegrass, bluegrass, etc.), fescue (Taro fescue, purple fescue, Lijiang fescue, etc.), ryegrass (Lolium multiflorum Lam, perennial ryegrass (Lolium perenne), etc.), Dactylis glabra, Timothy grass, etc.

Other: flowers (rose, carnation, chrysanthemum, eustoma, gypsophila, gerbera, calendula, western red, petunia, verbena, tulip, aster (Callistephus chinensis), gentian, lily, pansy, Cyclamen, orchid, lily of the valley, lavender, violet, leaf peony, primrose, christmas red, gladiolus, garland, daisy, cymbidium, begonia, etc., biofuel plant (tung tree) , safflower, linseed, switchgrass, miscanthus, valerian, arundo, kenaf, cassava, willow, etc., foliage plants, etc.

Among the above plants, preferred examples include corn, wheat, rice, and the like. Among them, rice is preferred.

The above "plant" may also be a plant which confers tolerance by a genetic recombination technique or a breeding method of mating.

The harmful arthropod control composition of the present invention can control harmful arthropods by applying to plants or plant cultivation sites and the like. Here, as far as the plant is concerned, it can be applied to the stems and leaves of plants, the flowers of plants, the fruits of plants, the seeds of plants, and the like.

The method for controlling a harmful arthropod of the present invention comprises the step of applying an effective amount of the above-mentioned harmful arthropod controlling composition to a cultivation site of a plant or a plant.

The method for controlling harmful arthropods of the present invention is carried out by applying the harmful arthropod controlling composition of the present invention. Specific application methods can be listed For the treatment of plant stems and leaves, such as the treatment of plant stems and leaves, treatment of plant seeds, soil treatment, water surface application, etc.

For the treatment of plant stems and leaves, it can be enumerated by using a human sprayer, a power sprayer, a boom sprayer, a Bakulu sprayer, or using aerial control or unmanned helicopters. Dispersing, etc., the method of treating the surface of the cultivated plant.

Examples of the treatment of the plant seeds include an immersion treatment, a blowing treatment, a coating treatment, a film coating treatment, and a particle coating treatment.

For the treatment of plant cultivation sites, there may be mentioned acupuncture treatment, root treatment, planting treatment, strip processing, comprehensive treatment, side strip treatment, seedling box treatment, seedbed treatment, soil mixing, bed soil mixing, paste fertilizer mixing. , water surface treatment, Zhan water distribution.

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 may be according to the kind of the plant, the type or degree of occurrence of the harmful arthropod of the control object, the form of the preparation, the treatment period, the weather condition, and the like. The total amount of the cyanamide compound, the insect growth control compound, and the present blight control compound is usually 0.5 to 3000 g, preferably 5 to 300 g per 1000 m ^{2 in} the place where the plant is cultivated.

In the present specification, the effective amount means the total application amount of the present cyanamide compound, the insect growth control compound, and the present sheath blight control compound, and means the application amount necessary for controlling harmful arthropods.

When the harmful arthropod controlling composition of the present invention is an emulsion, a water and a liquid, an aqueous suspension or the like, it is usually applied by diluting and spreading with water. At this time, the present cyanamide compound, the insect growth control compound, and the sheath blight control combination The total concentration of the substances is usually from 0.00001 to 10% by weight, preferably from 0.0001 to 5% by weight. When the harmful arthropod control composition of the present invention is a powder or a granule, it is usually applied as it is without being diluted.

[Examples]

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 following examples. In the following examples, "parts" means parts by weight unless otherwise specified.

First, a formulation example is shown.

Formulation Example 1

5 parts of the cyanamide compound, 20 parts of mefenac and 2 parts of futonine, and added with 4 parts of sodium lauryl sulfate, 2 parts of calcium lignin sulfonate, 20 parts of synthetic cerium oxide micro-powder and residual amount The mixture of the diatomaceous earth was thoroughly stirred and mixed to obtain 100 parts of water and a solvent.

Formulation Examples 2 to 5

The same operation as in Formulation Example 1 was carried out except that each of the compounds described in [Table 1] and the amount used were used instead of the two parts of the formulation, and 100 parts of each water and the agent were obtained.

Formulation Example 6

5 parts of the cyanamide compound, 20 parts of coffeine and 2 parts of futonine were added to mix 4 parts of sodium lauryl sulfate, 2 parts of calcium lignin sulfonate, 20 parts of synthetic cerium oxide micro-powder and residual The mixture of the diatomaceous earth was thoroughly stirred and mixed to obtain 100 parts of water and a solvent.

Formulation Examples 7 to 10

The same operation as in Preparation Example 6 was carried out except that each compound described in [Table 2] and the amount used were used instead of the two parts of the formulation, and 100 parts of each water and the agent were obtained.

Formulation Example 11

5 parts of the cyanamide compound, 20 parts of fenfenol and 2 parts of pentandin were added to mix 4 parts of sodium lauryl sulfate, 2 parts of calcium lignin sulfonate, 20 parts of synthetic cerium oxide micro-powder and residual The mixture of the diatomaceous earth was thoroughly stirred and mixed to obtain 100 parts of water and a solvent.

Formulation Examples 12 to 15

The same operation as in Preparation Example 11 was carried out except that each compound described in [Table 3] and the amount used were used instead of the two parts of Formonine to obtain each water and 100 parts.

Formulation Example 16

0.35 parts of the cyanamide compound, 0.5 part of fentanyl, 2 parts of pentandin, 10 parts of talc, and kaolin clay of the residual amount were sufficiently pulverized and mixed to obtain 100 parts of a powder.

Formulation Examples 17 to 20

The same operation as in Preparation Example 16 was carried out except that each of the compounds described in [Table 4] and the amount used were used instead of the two parts of the formulation, and 100 parts of each powder was obtained.

Formulation Example 21

0.35 parts of the cyanamide compound, 0.5 part of fentanyl, 2 parts of pentandin, 10 parts of talc, and kaolin clay of the residual amount were sufficiently pulverized and mixed to obtain 100 parts of a powder.

Formulation Examples 22 to 25

The same operation as in Preparation Example 21 was carried out except that each compound described in [Table 5] and the amount used were used instead of the two parts of the formulation, and 100 parts of each powder was obtained.

Formulation Example 26

0.35 parts of the cyanamide compound, 0.75 parts of fentanol, 2 parts of pentandin, 10 parts of talc, and kaolin clay of the residual amount were sufficiently pulverized and mixed to obtain 100 parts of a powder.

Formulation Examples 27 to 30

The same operation as in Preparation Example 26 was carried out except that each of the compounds described in [Table 6] and the amount used were used instead of the two parts of the formulation, and 100 parts of each powder was obtained.

Formulation Example 31

2 parts of the present cyanamide compound, 4 parts of mefenfen, 16 parts of futonine, 30 parts of white carbon containing 50 parts of polyoxyethylene ethyl ether sulfate ammonium salt, and the residual amount 100 parts of the water mixture was finely pulverized by a wet pulverization method to obtain an aqueous suspension.

In the present specification, white carbon containing 50 parts of polyoxyethylene ethyl ether sulfate ammonium salt means a mixture of polyoxyethylene ethyl ether sulfate ammonium salt and white carbon in a weight ratio of 1:1.

Formulation Examples 32 to 35

The same operation as in Preparation Example 31 was carried out except that each of the compounds described in [Table 7] and the amount used were used instead of 16 parts of Formonine, and 100 parts of each aqueous suspension was obtained.

Formulation Example 36

Mixing 100 parts of the present cyanamide compound, 4 parts of coffenes, 16 parts of futonine, 30 parts of white carbon containing 50 parts of polyoxyethylene ethyl ether sulfate ammonium salt, and a mixture of residual water 100 The fraction was finely pulverized by a wet pulverization method to obtain an aqueous suspension.

Formulation Examples 37 to 40

The same operation as in Preparation Example 36 was carried out except that each of the compounds described in [Table 8] and the amount used were used instead of 16 parts of Formonine, and 100 parts of each aqueous suspension was obtained.

Formulation Example 41

Mixing 100 parts of the present cyanamide compound, 8 parts of fentanol, 16 parts of futonine, 30 parts of white carbon containing 50 parts of polyoxyethylene ethyl ether sulfate ammonium salt, and residual water 100 The fraction was finely pulverized by a wet pulverization method to obtain an aqueous suspension.

Formulation Examples 42 to 45

The same operation as in Preparation Example 41 was carried out except that each compound described in [Table 9] and the amount used were used instead of 16 parts of Formonine to obtain each water. Suspension 100 parts.

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

Test example 1

6 mg of the cyanamide compound was dissolved in 0.2 mL of acetone (manufactured by Wako Pure Chemical Industries, Ltd.) containing SORGEN TW-20 (manufactured by Daiichi Kogyo Co., Ltd.), and the exhibiting agent was used (trade name: A. (registered trademark), Shouhua Takeda Horticulture Manufacturing) 0.02% by volume of water is diluted to make it a predetermined concentration. Dissolving 3 mg of fentanol, cofino, fenfenolone, formin, pennazole and the active compound (I) in acetone containing SORGEN TW-20 (manufactured by Daiichi Kogyo Co., Ltd.) 0.2 mL of the product was diluted with water containing 0.02% by volume of a spreading agent (trade name: A. (registered trademark), Shouhua Takeda Horticulture) to make it a predetermined concentration.

Mixing the aqueous dilution of the cyanamide compound with a water dilution of fentanyl, cofino or fenfenol, and a water dilution of budolyn, penzyl or the active compound (I), and preparing the test Use liquid medicine.

Planting rice (Oryza sativa) in a 2.5-leaf carton, Variety: Star Dream) Seedlings, each plant spreading 10 mL of the above test solution. After the rice seedlings were air-dried, a glass test tube (diameter 30 mm, height 200 mm) containing 4.8 mL of water was placed. Ten 3-year-old larvae of the brown planthopper, each of which was housed in the test tube, were placed indoors (25 ° C, humidity 55%) as a treatment zone.

In a rice plant (cultivated rice (Oryza sativa), variety: star dream) seedlings and water 4.8 mL of a glass test tube (diameter 30 mm, height 200 mm), which was placed in a 2.5-leaf stage carton in which the above test solution was not dispersed, The 3-year-old larva of the brown planthopper, which was raised in the same manner as the treatment zone, was placed indoors as a no-treatment zone.

For the treatment area and the non-treatment area, the life and death of the experimental larvae after 5 days of feeding were observed. From these observation results, the mortality rate was calculated according to Formula 1), and the corrected mortality rate was calculated according to Formula 2). Again, the test was repeated twice. Table 10 shows the average value thereof.

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

Formula 2) Correction of dead insect rate (%) = {(treatment area dead insect rate - no treatment area dead insect rate) / (100 - no treatment area dead insect rate)} × 100

[Industrial availability]

According to the present invention, harmful arthropods can be controlled.

Claims (5)

A harmful arthropod control composition comprising: a cyanamide compound represented by formula (I) Defenfen, and Binclones. The harmful arthropod control composition according to claim 1, wherein the weight ratio of the cyanamide compound to the mefenolone is from 50:1 to 1:50. The harmful arthropod control composition according to claim 1 or 2, wherein the weight ratio of the cyanamide compound to the bin clone is from 50:1 to 1:100. A method for controlling harmful arthropods, comprising the steps of: applying an effective amount of a harmful arthropod control composition according to any one of claims 1 to 3 to a cultivation site of a plant or a plant A step of. The method for controlling a harmful arthropod according to the invention of claim 4, wherein the step of applying to the cultivation site of the plant or the plant is the step of applying to the cultivation site of rice or rice.