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WO2017155093A1 - Composition fongicide synergique pour lutter contre des maladies de plante - Google Patents

Composition fongicide synergique pour lutter contre des maladies de plante Download PDF

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Publication number
WO2017155093A1
WO2017155093A1 PCT/JP2017/009717 JP2017009717W WO2017155093A1 WO 2017155093 A1 WO2017155093 A1 WO 2017155093A1 JP 2017009717 W JP2017009717 W JP 2017009717W WO 2017155093 A1 WO2017155093 A1 WO 2017155093A1
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WIPO (PCT)
Prior art keywords
present compound
group
plant
diseases
imidamide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2017/009717
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English (en)
Inventor
So Kiguchi
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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Filing date
Publication date
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to EP17712866.7A priority Critical patent/EP3426030A1/fr
Priority to BR112018068211A priority patent/BR112018068211A2/pt
Publication of WO2017155093A1 publication Critical patent/WO2017155093A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • A01N43/58—1,2-Diazines; Hydrogenated 1,2-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
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/52—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing groups, e.g. carboxylic acid amidines
    • 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
    • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
    • A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles

Definitions

  • the present invention relates to a composition for controlling plant diseases and a method for controlling plant diseases.
  • Patent Literatures 1, 2 and 3 Some compounds have been known as an active ingredient for a composition for controlling plant diseases.
  • An object of the present invention is to provide a composition for controlling plant diseases and a method for controlling plant diseases, each having an excellent control efficacy on plant diseases.
  • the present inventors have intensively studied to find out a composition for controlling plant diseases and a method for controlling plant diseases, each having an excellent control efficacy on plant diseases. As a result, they have found out that a composition comprising a pyridazine compound represented by the below-mentioned formula (1) and at least one amidine compound selected from the below-mentioned group (A) shows an excellent control efficacy on plant diseases.
  • a composition for controlling a plant disease comprising a pyridazine compound represented by formula (1): wherein X represents a fluoro atom or a hydrogen atom, and at least one amidine compound selected from the following group (A), Group (A): a group consisting of N'- ⁇ 4-[(4,5-dichlorothiazol-2-yl)oxy]-2,5-dimethylphenyl ⁇ -N-ethyl-N-methylmethane imidamide and N'-(2,5-dimethyl-4-phenoxyphenyl)-N-ethyl-N-methylmethane imidamide.
  • composition for controlling a plant disease described in [1] wherein the pyridazine compound is the compound represented by formula (1) wherein X represents a hydrogen atom.
  • composition for controlling a plant disease described in [1] or [2] wherein a weight ratio of the pyridazine compound to the amidine compound is within the range of 1:0.0125 to 1:500.
  • a method for controlling a plant disease comprising a step of applying each effective amount of a pyridazine compound represented by formula (1): wherein X represents a fluoro atom or a hydrogen atom, and at least one amidine compound selected from the following group (A), Group (A): a group consisting of N'- ⁇ 4-[(4,5-dichlorothiazol-2-yl)oxy]-2,5-dimethylphenyl ⁇ -N-ethyl-N-methylmethane imidamide and N'-(2,5-dimethyl-4-phenoxyphenyl)-N-ethyl-N-methylmethane imidamide, to a plant or soil for cultivating the plant.
  • group (A) a group consisting of N'- ⁇ 4-[(4,5-dichlorothiazol-2-yl)oxy]-2,5-dimethylphenyl ⁇ -N-ethyl-N-methylmethane imidamide and N'-(2,5-di
  • a method for controlling a plant disease comprising a step of applying each effective amount of a pyridazine compound represented by formula (1): wherein X represents a fluoro atom or a hydrogen atom, and at least one amidine compound selected from the following group (A), Group (A): a group consisting of N'- ⁇ 4-[(4,5-dichlorothiazol-2-yl)oxy]-2,5-dimethylphenyl ⁇ -N-ethyl-N-methylmethane imidamide and N'-(2,5-dimethyl-4-phenoxyphenyl)-N-ethyl-N-methylmethane imidamide, to a seed.
  • group (A) a group consisting of N'- ⁇ 4-[(4,5-dichlorothiazol-2-yl)oxy]-2,5-dimethylphenyl ⁇ -N-ethyl-N-methylmethane imidamide and N'-(2,5-dimethyl-4-phenoxypheny
  • the present invention can control plant diseases.
  • composition for controlling plant diseases of the present invention comprises the above-mentioned pyridazine compound represented by formula (1) (hereinafter, referred to as “present compound 1”) and the above-mentioned amidine compound (hereinafter, referred to as “present compound A”).
  • the present compound 1 is a compound described in, for example, WO 2012/020772 pamphlet, and can be prepared according to the process described therein.
  • Examples of the present compound 1 include the compounds shown in Table 1 below.
  • present compound A examples include the following compounds: N'- ⁇ 4-[(4,5-dichlorothiazol-2-yl)oxy]-2,5-dimethylphenyl ⁇ -N-ethyl-N-methylmethane imidamide (hereinafter, referred to as "present compound A-1"); and N'-(2,5-dimethyl-4-phenoxyphenyl)-N-ethyl-N-methylmethane imidamide (hereinafter, referred to as "present compound A-2").
  • the present compound A-1 is a compound described in, for example, WO 2007/031513 pamphlet.
  • the present compound A-2 is a compound described in, for example, WO 2008/110313 pamphlet.
  • the present compound A-1 and the present compound A-2 can be prepared according to the process described therein.
  • the weight ratio of the present compound 1 to the present compound A is within a range of usually 1:0.0125 to 1:500, preferably 1:0.025 to 1:100, and more preferably 1:0.1 to 1:10.
  • the present composition may be a mixture as itself of the present compound 1 and the present compound A
  • the present composition is usually prepared by mixing the present compound 1, the present compound A and an inert carrier, and if necessary, adding a surfactant or other auxiliary agents for formulation, and then formulating into the form of oil solutions, emulsifiable concentrates, flowables, wettable powders, granulated wettable powders, dusts, granules and the others.
  • Such formulations may be used by itself or with an addition of other inert components as an agent for controlling plant diseases.
  • the present composition may comprises usually 0.1 to 99 % by weight, preferably 0.2 to 90 % by weight, and more preferably 1 to 80 % by weight of the present compound 1 and the present compound A in total.
  • an inert carrier used on formulating examples include a solid carrier and a liquid carrier, and examples of the solid carrier include finely-divided powders or particles consisting of minerals (for example, kaolin clay, attapulgite clay, bentonite, montmorillonite, acid clay, pyrophyllite, talc, diatomaceous earth, or calcite), natural organic substances (for example, corncob powder, or walnut shell powder), synthetic organic substances (for example, urea), salts (for example, calcium carbonate, or ammonium sulfate), synthetic inorganic substances (for example, synthetic hydrous silicon oxide) and so on.
  • minerals for example, kaolin clay, attapulgite clay, bentonite, montmorillonite, acid clay, pyrophyllite, talc, diatomaceous earth, or calcite
  • natural organic substances for example, corncob powder, or walnut shell powder
  • synthetic organic substances for example, urea
  • salts for example, calcium carbonate, or
  • liquid carrier examples include aromatic hydrocarbons (for example, xylene, alkyl benzene, or methylnaphthalene), alcohols (for example, 2-propanol, ethylene glycol, propylene glycol, or ethylene glycol monoethyl ether), ketones (for example, acetone, cyclohexanone, or isophorone), vegetable oils (for example, soybean oil, or cotton oils), petroleum-derived aliphatic hydrocarbons, esters, dimethyl sulfoxide, acetonitrile and water.
  • aromatic hydrocarbons for example, xylene, alkyl benzene, or methylnaphthalene
  • alcohols for example, 2-propanol, ethylene glycol, propylene glycol, or ethylene glycol monoethyl ether
  • ketones for example, acetone, cyclohexanone, or isophorone
  • vegetable oils for example, soybean oil, or cotton oils
  • petroleum-derived aliphatic hydrocarbons est
  • surfactant examples include anionic surfactant (for example, alkyl sulfate salt, alkylaryl sulfonate salt, dialkyl sulfosuccinate salt, polyoxyethylene alkylaryl ether phosphates, lignin sulfonate, or naphthalene sulfonate formaldehyde polycondensation), nonionic surfactant (for example, polyoxyethylene alkylaryl ether, polyoxyethylene alkyl polyoxypropylene block copolymer, or sorbitan fatty acid ester) and cationic surfactant (for example, alkyltrimethyl ammonium salt).
  • anionic surfactant for example, alkyl sulfate salt, alkylaryl sulfonate salt, dialkyl sulfosuccinate salt, polyoxyethylene alkylaryl ether phosphates, lignin sulfonate, or naphthalene sulfonate formaldehy
  • auxiliary agents for formulation examples include water-soluble polymer (for example, polyvinyl alcohol, or polyvinyl pyrrolidone), polysaccharides (for example, arabic gum, alginic acid and salts thereof, CMC (carboxymethyl-cellulose), or xanthan gum), inorganic substances (for example, aluminum magnesium silicate, or alumina-sol), antiseptic agent, coloring agent, and PAP (isopropyl acid phosphate), and stabilizing agent (for example, BHT (2,6-di-tert-butyl-4-methylphenol)).
  • water-soluble polymer for example, polyvinyl alcohol, or polyvinyl pyrrolidone
  • polysaccharides for example, arabic gum, alginic acid and salts thereof, CMC (carboxymethyl-cellulose), or xanthan gum
  • inorganic substances for example, aluminum magnesium silicate, or alumina-sol
  • antiseptic agent coloring agent
  • coloring agent coloring agent
  • PAP isopropy
  • the present composition may also be prepared by separately formulating the present compound 1 and the present compound A into different formulations respectively according to the above-mentioned processes, if necessary, further diluting them with water, thereafter, mixing the separately prepared different formulations or the resultant dilute solutions thereof with each other.
  • the present composition may further comprise one or more other fungicide(s) and/or insecticide(s).
  • the present composition can be applied to a plant or soil for cultivating the plant to control the plant diseases.
  • Examples of the plant diseases which can be controlled by the present invention include the following diseases, but are not limited thereto.
  • Rice diseases blast (Magnaporthe grisea), brown spot (Cochliobolus miyabeanus), sheath blight (Rhizoctonia solani), and bakanae disease (Gibberella fujikuroi); Wheat diseases: powdery mildew (Erysiphe graminis), fusarium Head blight (Fusarium graminearum, F. avenaceum, F. culmorum, Microdochium nivale), rust (for example, yellow rust (Puccinia striiformis), black rust (P. graminis), Brown rust (P.
  • Citrus diseases melanose (Diaporthe citri), scab (Elsinoe fawcetti), fruit rot (Penicillium digitatum, P. italicum), and Phytophthora disease (Phytophthora parasitica, Phytophthora citrophthora); Apple diseases: blossom blight (Monilinia mali), canker (Valsa ceratosperma), powdery mildew (Podosphaera leucotricha), Alternaria leaf spot (Alternaria alternata apple pathotype), scab (Venturia inaequalis), bitter rot (Colletotrichum acutatum), and crown rot (Phytophthora cactorum); Pear diseases: scab (Venturia nashicola, V.
  • Soybean diseases purple stain (Cercospora kikuchii), Sphaceloma scad (Elsinoe glycines), pod and stem blight (Diaporthe phaseolorum var. sojae), septoria brown spot (Septoria glycines), Cercospora leaf spot (Cercospora sojina), rust (Phakopsora pachyrhizi), phytophthora root and stem rot (Phytophthora sojae), damping-off caused by rhizoctonia fungus (Rhizoctonia solani), target spot (Corynespora casiicola), and sclerotinia rot (Sclerotinia sclerotiorum); Kidney bean diseases: anthracnose (Colletotrichum lindemthianum); Peanut diseases: leaf spot (Cercospora personata), brown leaf spot (Cercospora arachidicola), and southern blight (
  • plants to which the present composition can be applied include the followings, but are not limited thereto.
  • Crops corn, rice, wheat, barley, rye, oat, sorghum, cotton, soybean, adzuki bean, kidney bean, peanut, buckwheat, beet, rapeseed, sunflower, sugar cane, tobacco, and the others;
  • Vegetables solanaceous vegetables (for example, eggplant, tomato, pimento, pepper, or potato), cucurbitaceous vegetables (for example, cucumber, pumpkin, zucchini, water melon, melon, or squash), cruciferous vegetables (for example, Japanese radish, white turnip, horseradish, kohlrabi, Chinese cabbage, cabbage, leaf mustard, broccoli, or cauliflower), asteraceous vegetables (for example, burdock, crown daisy, artichoke, or lettuce), liliaceous vegetables (for example, welsh onion, onion, garlic, or asparagus), ammiaceous vegetables (for example, carrot, parsley, celery, or parsnip), chenopodiaceous vegetables (for example, spinach, or Swiss
  • plants(s) may include plant(s) whose resistance has been imparted by genetic recombination.
  • Exemplary embodiments of the present composition include the followings, but are not limited thereto.
  • a present composition wherein the combination of the present compound 1 and the present compound A represents as follows: A combination of the present compound 1-1 and the present compound A-1; A combination of the present compound 1-1 and the present compound A-2; A combination of the present compound 1-2 and the present compound A-1; and A combination of the present compound 1-2 and the present compound A-2.
  • a present composition comprising the present compound 1-1 and either of the present compound A-1 or the present compound A-2 wherein the weight ratio of the present compound 1-1 to either of the present compound A-1 or the present compound A-2 is 1:0.0125 to 1:500;
  • a present composition comprising the present compound 1-1 and either of the present compound A-1 or the present compound A-2 wherein the weight ratio of the present compound 1-1 to either of the present compound A-1 or the present compound A-2 is 1:0.025 to 1:100;
  • a present composition comprising the present compound 1-1 and either of the present compound A-1 or the present compound A-2 wherein the weight ratio of the present compound 1-1 to either of the present compound A-1 or the present compound A-2 is 1:0.1 to 1:10;
  • a present composition comprising the present compound 1-2 and either of the present compound A-1 or the present compound A-2 wherein the weight ratio of the present compound 1-2 to either of the present compound A-1 or the present compound A-2 is 1:0.0125 to 1:500;
  • a present composition comprising the present compound 1-2 and either of
  • control method of the present invention The method for controlling plant diseases of the present invention (hereinafter, referred to as "control method of the present invention") is carried out by applying each of an effective amount of the present compound 1 and the present compound A to a plant or soil for cultivating the plant.
  • the plant include foliage of a plant, seeds of a plant and bulbs of a plant.
  • the bulbs described herein mean discoid stems, corms, rhizomes, tubers, tuberous, and tuberous roots.
  • the present compound 1 and the present compound A may be applied separately to a plant or soil for cultivating the plant in the same period, but are usually applied as the present composition in terms of a convenience on applying.
  • examples of the method of applying the present compound 1 and the present compound A include foliage treatment, soil treatment, root treatment, and seed treatment.
  • Such the foliage treatment includes, for example, a method of applying the present compound 1 and the present compound A onto surface of a plant to be cultivated by a foliar application or a stem application.
  • Such the soil treatment includes, for example, soil broadcast, soil incorporation, and irrigation of the agent solution comprising the present compound 1 and the present compound A to soil.
  • Such the root treatment includes, for example, a method of soaking a whole or a root of the plant into a medicinal solution comprising the present compound 1 and the present compound A, and a method of attaching a solid formulation comprising the present compound 1, the present compound A and the solid carrier to a root of the plant.
  • Such the seed treatment includes, for example, an applying of the present composition to a seed or a bulb of the plant to be prevented from the plant disease, specifically, for example, spray treatment by spraying a suspension of the present composition in a mist form onto the surface of a seed or the surface of a bulb, smear treatment by applying the wettable powders, the emulsifiable concentrates or the flowables of the present composition with added by small amounts of water or as itself to a seed or a bulb, immersion treatment by immersing a seed into a solution of the present composition for a certain period of time, film-coating treatment and pellet-coating treatment.
  • spray treatment by spraying a suspension of the present composition in a mist form onto the surface of a seed or the surface of a bulb
  • smear treatment by applying the wettable powders, the emulsifiable concentrates or the flowables of the present composition with added by small amounts of water or as itself to a seed or a bulb
  • immersion treatment by immer
  • Each dose of the present compound 1 and the present compound A in the control method of the present invention may be varied depending on a kind of plant to be applied, a kind or a frequency of an occurrence of a plant disease as a control subject, a dosage form, an application period, an application method, an application site, a climate condition, and the like.
  • a total amount of the present compound 1 and the present compound A is within the range of usually 1 to 500 g, preferably 2 to 200 g, and more preferably 10 to 100 g, per 1000 m 2 .
  • a total amount of the present compound 1 and the present compound A in the treatment for seed is within the range of usually 0.001 to 10 g, and preferably 0.01 to 1 g, per 1 kg of seeds.
  • the emulsifiable concentrates, the wettable powders or the flowables, etc. are usually applied by diluting them with water, and then spreading them.
  • each concentration of the present compound 1 and the present compound A contains usually 0.0005 to 2% by weight, and preferably 0.005 to 1% by weight of the present compound 1 and the present compound A in total.
  • the dusts or the granules, etc. are usually applied as itself without diluting them.
  • Formulation Example 1 Five(5) parts of the present compound 1-1, and 5 parts of either of the present compound A-1 or the present compound A-2, 35 parts of a mixture of white carbon and polyoxyethylene alkyl ether sulfate ammonium salt (weight ratio 1:1), and 55 parts of water are mixed, and the resultant solution is then subjected to fine grinding according to a wet grinding method to obtain each flowable.
  • Formulation Example 2 Five(5) parts of the present compound 1-2, 5 parts of either of the present compound A-1 or the present compound A-2, 35 parts of a mixture of white carbon and polyoxyethylene alkyl ether sulfate ammonium salt (weight ratio 1:1), and 55 parts of water are mixed, and the resultant solution is then subjected to fine grinding according to a wet grinding method to obtain each flowable.
  • Formulation Example 7 Five(5) parts of the present compound 1-1, 5 parts of either of the present compound A-1 or the present compound A-2, 14 parts of polyoxyethylene styryl phenyl ether, 6 parts of dodecylbenzene sulfonic acid calcium salt, and 70 parts of xylene are mixed fully to obtain each formulation.
  • Formulation Example 8 Five(5) parts of the present compound 1-2, 5 parts of either of the present compound A-1 or the present compound A-2, 14 parts of polyoxyethylene styryl phenyl ether, 6 parts of dodecylbenzene sulfonic acid calcium salt, and 70 parts of xylene are mixed fully to obtain each formulation.
  • Test Example 1 Either of the present compound 1-1 or the present compound 1-2, and either of the present compound A-1 or the present compound A-2 are mixed, and each of the resultant mixtures is diluted with dimethyl sulfoxide such that each concentration of the present compound 1, etc., and the present compound A, etc., is 10 ppm.
  • the resultant dilute solution is dispensed into a microtiter plate (with 96 wells) in 1 ⁇ l portion thereof per well. Thereto is then dispensed 150 ⁇ l of a potato dextrose broth medium (PDB medium) to which conidia of Septoria leaf blotch (Mycosphaerella graminicola) is inoculated in advance.
  • PDB medium potato dextrose broth medium
  • This plate is cultured at 18°C for four days, thereby allowing Septoria leaf blotch to undergo proliferation, and the absorbance at 550 nm of each well of the microtiter plate is then measured to examine a degree of growth of the Septoria leaf blotch.
  • Test Example 2 A plastic pot is filled with soil and thereto wheat (cultivar. Shirogane) is seeded and the plants are grown in a greenhouse for ten days.
  • Each of the present compound 1-1 or the present compound 1-2, and either of the present compound A-1 or the present compound A-2 are made to a formulation according to a method described in any one of the above-mentioned Formulation Examples 1 to 8, and each of the resultant formulation is diluted with water such that each concentration of the present compound 1, etc., and the present compound A, etc., respectively is 100 ppm.
  • the resultant dilute solution is sprayed to foliar parts so as to adhere adequately onto the surfaces of leaves of the above wheats.
  • treated group aqueous suspension of uredospores of Brown rust
  • untreated group a lesion area of Brown rust
  • Test Example 3 Each of the present compound 1-1 and the present compound A-2 was dissolved into dimethyl sulfoxide such that each concentration of these compounds was adjusted to one hundred fifty times as much as the concentration indicated in the below-mentioned Table 2. The resultant agent solution was dispensed into each microtiter plate (with 96 wells) in 1 ⁇ l portion thereof per well.
  • the plate was cultivated at 18°C for four days, thereby allowing Septoria leaf blotch (Mycosphaerella graminicola) to undergo proliferation, and the absorbance at 550 nm of each well of the microtiter plate was then measured to examine a degree of growth of Septoria leaf blotch (hereinafter referred to as "treated group”). Whereas, Septoria leaf blotch was proliferated similarly to the case of the treated group except that dimethyl sulfoxide was used instead of the agent solution, and the degree of the growth was examined (hereinafter referred to as "untreated group"). The efficacy was calculated from each of the obtained degree of growth of the treated group and the untreated group respectively by the following "Equation 1".
  • Test Example 4 Five(5) parts of the present compound 1-1, 35 parts of a mixture of white carbon and ammonium polyoxyethylene alkyl ether sulfate (the weight ratio of 1:1) and 55 parts of water were mixed, and the mixture was then finely-ground by a wet grinding method to obtain a flowable comprising the present compound 1-1. Separately, the flowable comprising the present compound A-2 was prepared according to the above-mentioned similar method except that the present compound A-2 was used instead of the present compound 1-1.
  • Each of the flowable comprising the present compound 1-1 and the flowable comprising the present compound A-2 was diluted with water and if necessary, the resultant dilute solutions were mixed each other such that each concentration of the respective compounds in the dilution solution was adjusted to the concentration indicated in Table 3, to prepare the dilution solutions, respectively.
  • a plastic pot was filled with soil, and thereto wheat (cultivar. Shirogane) was seeded, and the plants were grown in a greenhouse for ten days.
  • the above-mentioned dilution solutions were sprayed to foliar parts so as to adhere adequately onto the surfaces of leaves of the above wheats.

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

Abstract

La présente invention concerne une composition pour lutter contre une maladie de plante, comprenant un composé de pyridazine représenté par la formule (1) dans laquelle X représente un atome de fluor ou un atome d'hydrogène, et au moins un composé d'amidine choisi dans le groupe suivant (A), et un procédé de lutte contre une maladie de plante, comprenant une étape d'application d'une quantité efficace de chacun du composé de pyridazine mentionné ci-dessus représenté par la formule (1) et de l'au moins un composé d'amidine choisi dans le groupe suivant (A) sur une plante ou un sol pour la culture de la plante, groupe (A) : un groupe constitué des N'-{4-[(4,5-dichlorothiazol-2-yl))oxy]-2,5-diméthylphényl}-N-éthyl-N-méthylméthane-imidamide et N'-(2,5-diméthyl-4-phénoxyphényl))-N-éthyl-N-méthylméthane-imidamide, la composition et le procédé ayant d'excellentes efficacités de lutte contre des maladies de plante.
PCT/JP2017/009717 2016-03-11 2017-03-10 Composition fongicide synergique pour lutter contre des maladies de plante Ceased WO2017155093A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP17712866.7A EP3426030A1 (fr) 2016-03-11 2017-03-10 Composition fongicide synergique pour lutter contre des maladies de plante
BR112018068211A BR112018068211A2 (pt) 2016-03-11 2017-03-10 composição e método para controlar uma doença de planta, e, uso combinado.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016048178 2016-03-11
JP2016-048178 2016-03-11

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WO2017155093A1 true WO2017155093A1 (fr) 2017-09-14

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EP (1) EP3426030A1 (fr)
JP (1) JP2017165721A (fr)
AR (1) AR107851A1 (fr)
BR (1) BR112018068211A2 (fr)
WO (1) WO2017155093A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007031513A1 (fr) 2005-09-13 2007-03-22 Bayer Cropscience Ag Derives de phenylamidine pesticides thiazolyloxy substitues
WO2008110313A1 (fr) 2007-03-12 2008-09-18 Bayer Cropscience Ag Phénoxyphénylamidines utilisées comme fongicides
EP2014167A1 (fr) * 2007-07-13 2009-01-14 Bayer CropScience AG Combinaisons de composés actifs
WO2012020772A1 (fr) 2010-08-10 2012-02-16 住友化学株式会社 Composition de lutte contre les maladies des plantes et utilisation de celle-ci
US20150181878A1 (en) * 2012-09-07 2015-07-02 Bayer Cropscience Ag Active compound combinations
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