TWI517791B - Composition and method for controlling harmful arthropod - Google Patents

Description

Harmful arthropod control composition and harmful arthropod control method

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

In the past, various compounds have been known as active ingredients of harmful arthropod control compositions (see, for example, The Pesticide Manual-15th edition (BCPC): ISBN 978-1-901396-18-8).

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

[1] A harmful arthropod control composition comprising: a cyanamide compound represented by the formula (1) Tricyclazole, and at least one or more plant disease controlling compound selected from the group (A).

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

[2] The harmful arthropod control composition according to [1], wherein cyanamide The weight ratio of the compound to the trimethazine 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 plant disease controlling compound is from 100:1 to 1:100.

[4] The harmful arthropod control composition according to any one of [1] to [3] wherein the plant disease control compound is pentonine, bin clone, N-[2-(1,3-dimethyl Butyl)phenyl]-5-fluoro-1,3-dimethyl-1H-pyrazole-4-carboxamide or kasugamycin hydrochloride.

[5] A method for controlling a harmful arthropod, which comprises the step of applying an effective amount of the harmful arthropod control composition according to any one of [1] to [4] to a cultivation site of a plant or a plant. step.

[6] The method for controlling harmful arthropods 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 a cyanamide compound (hereinafter, also referred to as a cyanamide compound) represented by the following formula (1), trioxazole, and at least one selected from the group consisting of A) A plant disease control compound (hereinafter also referred to as a plant disease control compound).

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

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.

Trimethoxazole, pentoxine, benelon, foraby, vilimycin, and kasugamycin hydrochloride are all well-known compounds and are described, for example, in "The Pesticide Manual-15th edition (BCPC); ISBN 978- 1-116396-18-8", pages 1163, 559, 871, 580, 1187, and 515. 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 plant disease controlling compound is preferably budolin, bun clone, the active compound (I) and kasugamycin hydrochloride.

In the harmful arthropod control composition of the present invention, the content ratio of the cyanamide compound, the trimethazine, and the plant disease controlling compound is not particularly limited, and the trioxazole is usually 0.2 based on 100 parts by weight of the cyanamide compound. To 50,000 parts by weight, preferably 2 to 5000 parts by weight, more preferably 5 to 2000 parts by weight, the plant disease controlling compound is usually 0.1 to 100,000 parts by weight, preferably 1 to 10,000 parts by weight, more preferably 2 to 2 parts by weight. 5000 parts by weight.

In the harmful arthropod control composition of the present invention, the weight ratio of the cyanamide compound to the trioxazole (the present cyanamide compound: trioxazole) is usually from 500:1 to 1:500, preferably from 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 plant disease control compound (the present cyanamide compound: the plant disease control compound) is usually from 1000:1 to 1:1000, preferably 100:1 to 1:100, more preferably 50:1 to 1:50.

In the harmful arthropod control composition of the present invention, the cyanamide compound, the trimethoxazole and the plant disease control compound may be a simple mixture, but the use of the cyanamide compound, the trioxazole and the plant disease is usually used. The compound is mixed with an inert carrier, and if necessary, a surfactant or other formulation auxiliary agent is added to form an oil agent, an emulsion, a flowable, a water and a granule, a granule water and a granule, a powder, and a granule. And so on.

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 trimethazine, and the plant disease controlling compound is usually 0.01 to 99% by weight, preferably 0.1 to 90% by weight, more preferably 0.5. Up 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 the like. Micro-powders or granules composed of natural organic matter such as corn cob powder, walnut shell powder, synthetic organic matter such as urea, salts such as calcium carbonate and ammonium sulfate, and synthetic inorganic substances such as synthetic cerium oxide.

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. Anionic surfactants such as sulfonate formaldehyde polycondensate, and nonionics such as polyoxyethylene ethyl aryl ether, polyoxyalkylene polyalkyl propyl block copolymer, sorbitan fatty acid ester a surfactant, 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 pest: Laodelphax striatellus, brown Neilparvata lugens, Sogatella furcifera, Nephotettix cincticeps, Nephotettix virescens, Recilia dorsalis, tea small Leafhoppers such as Empoasca onukii, Aphis gossypii, Myzus persicae, Brevicoryne brassicae, Aphis spiraecola, Macrosiphum euphorbiae, potato 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, tea Halomorpha mista, Nezara viridula, Lygus Lineolaris, Trialeurodes vaporariorum, Bemisia tabaci, Dialeurodes citri, Aleurocanthus spiniferus, Aonidiella aurantii, Comstockaspis perniciosa, Orange Unaspis citri, Ceroplastes rubens, Icerya purchasi, Planococcus kraunhiae, long It is a scale insect such as Pseudococcus longispinis or Pseudaulacaspis pentagona, a bed bug such as Tingidae, Cimex lectularius, and a hibiscus such as Cacopsylla pyricola.

蓟马目虫虫: Frankliniella occidentalis, Thrips parmi, Scirtothrips dorsalis, Thrips tabaci, Frankliniella intonsa, smoky brown Thrawns (Frankliniella fusca), Stentchaetothrips biformis, Haplothrips aculeatus, etc.; Diptera pests: Hylemya antiqua, Hylemya platura , Agromyza oryzae, Hydrellia griseola, Chlorops oryzae, Liriomyza trifolii, and other leaf miners, Dacus cucurbitae, Ceratitis capitata, etc.; Coleoptera pests: Epilachna vigintioctopunctata, Aulacophora femoralis, Phyllotreta striolata, Oulema oryzae , Echinocnemus squameus, Lisorhoptrus oryzophilus, Anthonomus grandis, Callosobruchus chinensis, Sphenophorus vena Tus), Japanese bean Popillia japonica, Anomala cuprea, Diabrotica spp., Leptinotarsa decemlineata, Agriotes 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, and rice worms.

The harmful arthropod control composition of the present invention can also control plant diseases such as Magnaporthe grisea and 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, Artemisia, Artichoke, Lettuce, etc.), Liliaceae (onion, onion, garlic, asparagus, etc.), Umbelliferous vegetables (carrot, parsley (parsley) ), celery, parsnip, 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 (Knots, Manila Grass, etc.), Bermuda Grass (Hundreds) Muda grass, etc., 糠 草 grass (Yushan 糠 草 grass, 匍匐糠 草 grass, Xia 糠 草 grass, etc.), blue grass (P. sylvestris, stalk, bluegrass, etc.), fescue (salty sheep) Mao, 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 harmful arthropods 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 control composition of the present invention. Specific application methods include treatment of plant stems and leaves, treatment of plant seeds, soil treatment, surface application, and the like, and treatment of plant cultivation sites.

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 present cyanamide compound, trioxazole, and the plant disease controlling 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, trioxazole, and the plant disease controlling compound, and means the amount of application necessary for controlling harmful arthropods.

The harmful arthropod control composition of the invention is an emulsion, water and agent, and water suspension When the agent is or the like, it is usually applied by diluting and spreading with water. At this time, the total concentration of the present cyanamide compound, trioxazole, and the plant disease controlling 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 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

20 parts of the cyanamide compound, 4 parts of trimethorin and 4 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 7

The same operation as in Formulation Example 1 was carried out except that each compound described in [Table 1] and the amount used were used instead of 4 parts of Formonine, and 100 parts of each water and the agent were obtained.

Formulation Example 8

0.35 parts of the cyanamide compound, 0.5 part of trioxazole, 2 parts of futonine, 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 9 to 16

The same operation as in Preparation Example 8 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 powder was obtained.

Formulation Example 17

0.5 part of the cyanamide compound, 1 part of trioxazole, 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 18 to 25

The same operation as in Preparation Example 17 was carried out except that each of the compounds described in [Table 3] 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

2 parts of the present cyanamide compound, 8 parts of trioxazole, 16 parts of futonine, 30 parts of white carbon containing 50 parts of polyoxyethylene ethyl ether sulfate, and residual water 100 parts of the 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 is a mixture of polyoxyethylene ethyl ether ether sulfate and white carbon in a weight ratio of 1:1.

Formulation Examples 27 to 32

In addition to using the compounds described in Table 4] and the amount of use in place of Fudonin The same operation as in Preparation Example 26 was carried out except for 16 parts, and 100 parts of each aqueous suspension was obtained.

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. After dissolving 3 mg of trioxazole, pentoxine, and the present active compound (I) in 0.2 mL of acetone (manufactured by Wako Pure Chemical Industries, Ltd.) containing SORGEN TW-20 (manufactured by Daiichi Kogyo Co., Ltd.), 0.02% by volume of water containing a spreading agent (trade name: A. (registered trademark), Shouhua Takeda Horticulture) is diluted to a predetermined concentration. 3 mg of kasugamycin hydrochloride containing a spreading agent (trade name: A. (registered trademark), live in the chemical garden Manufactured by 0.02% by volume of water, it is made to have a predetermined concentration.

Mixing the aqueous dilution of the cyanamide compound with a water dilution of trimethoprim, and a water dilution of budolyn, principone or the active compound (I) or kasugamycin hydrochloride to prepare a test drug liquid.

Seedlings of rice (Oryza sativa, variety: Star Dream) were planted in a carton of 2.5 leaf stage, and 10 mL of the above test liquid was distributed per plant. 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 test tube (diameter 30 mm, height 200 mm) of rice seedlings (cultivated rice (Oryza sativa), variety: star dream) seedlings and water of 4.8 mL, which were placed in a 2.5-leaf stage of the test liquid, 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 both the treated area and the untreated area, the life and death of the tested 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 5 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 (3)

A harmful arthropod control composition comprising: a cyanamide compound represented by the formula (1) Trioxazole, and at least one or more plant disease controlling compound selected from the group (A); wherein the weight ratio of the cyanamide compound to the trimethoxazole is 50:1 to 1:50; cyanamide compound and plant disease control The weight ratio of the compound is from 100:1 to 1:100; Group (A): a group consisting of a clone and a kasugamycin hydrochloride. A method for controlling a harmful arthropod, comprising the step of applying an effective amount of the harmful arthropod control composition according to claim 1 of the patent application to a cultivation site of a plant or a plant. The method for controlling harmful arthropods according to the second aspect of the invention, 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.