WO2016060230A1 - Horticultural fungicide and method of using same - Google Patents

Abstract

　In order to provide a horticultural fungicide that has a broad fungicidal spectrum with respect to a variety of plant diseases, and which exhibits an excellent pest control effect at low dosages, the present invention provides a horticultural fungicide composition containing N-(3',4'-difluorobiphenyl-2-yl)-3-(trifluoromethyl) pyrazine-2-carboxamide and one or more compounds selected from the following group of compounds as active ingredients: (A) ethylene bis thiocarbamate fungicide, (B) azole-based fungicide and (C) inorganic sulfur-based fungicide.

Description

Agricultural and horticultural fungicides and methods of use

The present invention relates to N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide (chemical name, pesticide general name: pyraziflumide) and other sterilization 1 selected from (A) ethylenebisthiocarbamate fungicides, preferably manzeb, (B) azole fungicides, especially tebuconazole, and (C) inorganic sulfur fungicides, especially sulfur. The present invention relates to an agricultural and horticultural fungicide composition containing two or more seeds and a method for using the same. Further, the present invention relates to a method for controlling plant diseases utilizing the synergistic effect of the compound combination.

N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide used as an active ingredient of the present invention is a known compound (for example, Patent Documents 1 and 2). Patent Document 2 discloses a disinfectant composition containing a pyrazinecarboxamide derivative, an agricultural / horticultural disinfectant containing the derivative, and one or more compounds having various disinfecting activities, and a method for using the disinfectant composition. It has been known.

In addition, (A) ethylene bisthiocarbamate fungicides, mancozeb (ISO generic name), manneb and dineb, (B) azole fungicides ipconazole, imibenconazole, enilconazole, ox Poconazole fumaric acid, dinicoazole, difenoconazole, cyproconazole, cimeconazole, tetraconazole, tebuconazole, triticonazole, fenbuconazole, fluquinconazole, prothioconazole, propiconazole, bromconazole, hexaconazole, penconazole And metconazole, and (C) sulfur and calcium polysulfide, which are inorganic sulfur-based fungicides, are known compounds described in the literature (for example, see Non-Patent Documents 1 and 2).

International Publication No. 2007/072999 Pamphlet JP 2009-23994 A

An object of the present invention is to provide an agricultural and horticultural fungicide that has a broad sterilization spectrum against various plant diseases and exhibits an excellent control effect at a low dose.

As a result of intensive studies to solve the above problems, the present inventors have found that N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxami or salts thereof And (A) an ethylene bisthiocarbamate fungicide and (B) one or more compounds selected from azole fungicides as an active ingredient are synergistically active It has been found that it has not only a control effect but also a broad sterilization spectrum and has been further studied to complete the present invention.

That is, the present invention
(1) One or more selected from N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof and another compound having bactericidal activity An agricultural and horticultural fungicide composition comprising two or more compounds as active ingredients,
(2) One or two compounds selected from the group consisting of (A) an ethylene bisthiocarbamate fungicide, (B) an azole fungicide and (C) an inorganic sulfur fungicide The agricultural and horticultural fungicide composition according to the above (1), which is the above compound,
(3) The agricultural and horticultural fungicidal composition according to the above (1), wherein the other compound having bactericidal activity is one or two selected from the group consisting of manzeb, tebuconazole and sulfur,
(4) With respect to 1 part by mass of N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof, other compounds having bactericidal activity The agricultural and horticultural fungicide composition according to any one of (1) to (3), blended at a ratio of 0.01 to 100 parts by mass, and (5) any one of (1) to (4) above A method for using the agricultural and horticultural fungicide composition, which comprises applying an effective amount of the described agricultural and horticultural fungicide composition to a target plant, the seed of the target plant, soil or a cultivation carrier;
And
The present invention also provides
(6) One or more selected from N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof and another compound having bactericidal activity A method for controlling plant diseases, characterized by applying each of two or more compounds independently at the same time as a plant or cultivation carrier;
(7) One or more selected from N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof and another compound having bactericidal activity A combination with two or more compounds,
About.

The agricultural and horticultural fungicide composition of the present invention has a performance superior to that of the prior art, in particular, a broad control spectrum against various plant diseases as an agricultural and horticultural fungicide, and each active ingredient alone It is superior to its use and exhibits remarkable effects even at dosages that do not provide sufficient effects by itself, and also has remarkable control effects against plant diseases that could not be controlled alone and plant diseases that show drug resistance, etc. Therefore, the load on the global environment is small, and various plant diseases can be effectively controlled.

N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide (hereinafter referred to as Compound (I)), which is the first active ingredient of the present invention, A compound represented by the following formula (I):

It is a known compound described in International Publication No. 2007/072999 pamphlet, and can be produced by the method described in the publication. Examples of the salt of the compound (I) include inorganic acid salts such as hydrochloride, sulfate, nitrate, and phosphate; acetate, fumarate, maleate, oxalate, methanesulfonate, and benzenesulfonic acid. Organic salts such as salts and paratoluene sulfonates; alkali metal salts such as sodium salts, potassium salts and lithium salts; alkaline earth metal salts such as calcium salts and barium salts. These can be produced by conventional methods for salt formation.

The compound having bactericidal activity other than the first active ingredient which is the second active ingredient of the present invention may be a known compound, and the commercially available product can be used, or can be produced by a known method.
As the other fungicidal compound used in the present invention, various agricultural and horticultural fungicides can be used. Among these, (A) an ethylene bisthiocarbamate fungicide, (B) an azole fungicide, and (C) an inorganic sulfur fungicide are preferable. (A) Examples of the ethylenebisthiocarbamate fungicide include manzeb, manneb and dineb, and manzeb is particularly preferable. (B) As azole fungicides, ipconazole, imibenconazole, enilconazole, oxpoconazole fumaric acid, diniconazole, difenoconazole, cyproconazole, cimeconazole, tetraconazole, tebuconazole, triticonazole, fenbuconazole Fluquinconazole, prothioconazole, propiconazole, bromconazole, hexaconazole, penconazole and metconazole, with tebuconazole being particularly preferred. (C) As an inorganic sulfur type germicide, sulfur is particularly preferable.

The agricultural and horticultural fungicide composition of the present invention has an excellent control effect against various plant diseases, and is particularly suitable for the control of plant diseases of useful plants such as paddy rice, fruit trees, vegetables, other crops and flowers. .

Agricultural and horticultural diseases belong to a wide variety of filamentous fungi, for example, Oomycetes, Ascomycetes, Deuteromycetes, and Basidiomycetes Not only has an excellent bactericidal effect against bacteria, but also has an excellent effect against other phytopathogenic bacteria and plant viruses.

For example, rice diseases include, for example, yellow dwarf disease (S. macrospora), seedling blight (R. chinensis, T. viride), idiot seedling disease (G. fujikuroi), rice blast disease (M. grisea, P .oryzae), sheath blight (R. solani), sesame leaf blight (C.miyabeanus), brown ear (A.padwiki), red rice (E.nigrum), rice bran (C. virens), straw Bacterial blight (P.glumae), leaf sheath browning (P.fuscovaginae), brown streak (P.avenae), seedling blight (P.plantarii), white blight (X.oryzae), etc .;
Examples of maize diseases include sesame leaf blight (B.maydis, C.heterostrophus), soot coat disease (E.turcicum), spot disease (P.maydis), smut (U.maydis), etc .; tobacco diseases Are, for example, plague (P. nicotianae / parasitica), downy mildew (P. tabacina), powdery mildew (E. cichoracearum), anthrax (C. tabacum), red star (A. longipes, A. alternata) , Soot disease (C. salicinum), yellowish disease (O. brassicae), etc .;

Examples of tea diseases include erythema carcinoma (N. cinnabarina), leprosy (E. leucospila), anthrax (C. theae-sinensis), ring spot (P. longiseta, P. theae), Net blast (E.reticulatum), blast (E.vexans), red burning (P.syringae pv.theae), etc .; food crop diseases include, for example, sweet potato black spot (C.fimbriata), sweet potato blue mold Disease (P.expansum), sweet potato root rot (T.basicora), oat crown rust (P.coronata), mulberry blight (S.mori), oil palm ganoderma disease (G.boninense), date palm eyes Diseases (S.palmivora), etc .; Brassicaceae diseases include, for example, cruciferous clubroot (P. brassicae), cruciferous white rust (A.macrospora), cruciferous downy mildew (P. brassicae), cruciferous Mycorrhizal disease (S. sclerotiorum), cabbage root rot (P. lingam), cabbage strain rot (T. cucumeris), rape white spot disease (C. brassicicola), Chinese cabbage Blotch (C.brassicicola), Brassicaceae black spot disease (A.brassicae), cabbage black rot (X.campestris pv.campestris) and the like;

Strawberry diseases include, for example, plague (P. cactorum, P. nicotianae), powdery mildew (S. macularis), anthrax (G. cingulata), black spot (A. alternata), snake eye disease (M. fragariae) As tomato diseases, for example, plague (P.infestans), anthrax (C.phomoides), leaf mold (C.fulvum), spot disease (S. lycopersici), ring rot (A. solani) , Ulcer disease (C. michiganensis), etc .; Examples of solanaceous diseases include, for example, mycorrhizal disease (S. sclerotiorum), powdery mildew (S. furiginea), brown spot disease (P. vexans), subtilis disease (M .nattrassii), pepper spot disease (S. lycopersici), red pepper spot disease (S. lycopersici), solanaceae bacterial wilt (P. solanacearum), solanaceae bacterial wilt (P. solanacearum), etc .;

Examples of Cucurbitaceae diseases include, for example, Cucurbitaceae (P.melonis), Cucumber downy mildew (P.cubensis), Cucumber powdery mildew (S.furiginea), Cucumber vine blight (M.melonis, D.bryoniae) , Watermelon vine blight (M.melonis, D.bryoniae), cucumber sclerotia (S. sclerotiorum), cucumber anthrax (C. lagenarium), cucumber brown spot (C. cassiicora), cucumber black spot (C. cucumerinum), cucumber vine split disease (F.oxysporum f.sp.cucumerinum, F.oxysporum f.sp. meronis), cucumber spotted bacterial disease (P.syringae pv. Lachrymans), etc .; , Onion downy mildew (P. destructor), onion leaf blight (P. herbarum), onion sclerotia (S. sclerotiorum), onion gray rot (B. alli), onion vitiligo leaf blight (B. byssoidea , B. squamosa), onion black spot (A.porri), onion dry rot (F.oxysporum f.sp.cepae), leek rust (P.allii), etc .;

Examples of root vegetables diseases include, for example, carrot black leaf blight (A. dauci), radish black spot disease (A. brassicicola), etc .; examples of flower diseases include rose blight (P. megasperma), rose powdery mildew ( S. pannosa), rose rust (K.rosae / japonica), rose black spot (D.rosae), chrysanthemum (S.chrysanthemi-indici), chrysanthemum (C.chrysanthemi), chrysanthemum rust (P.horiana), chisha downy mildew (B.lactucae), aster downy mildew (B.lactucae), root cancer (A.tumefaciens), etc .;

Examples of turf / grass disease include turf red burn (P.apahanidermatum), turf summer patch (M.poae), turf hermintosporium leaf blight (D.poae), turf dollar spot (S.homoeocarpa) , Lawn anthracnose (C.graminicora), carraria leaf blight (C.geniculata), lawn large patch (R.solani), brown patch (R.solani), snow rot (Pythium sp., S.borealis, M .nivalis, F.nivale, T.ishikariensis, T.incarnata), pasture black sesame disease (P.graminis), alfalfa leaf spot (P.medicaginis), clover leaf spot (P.trifolii), forage Disease (E.typhina), alfalfa macular disease (P.medicaginis), alfalfa stem blight (P.medicaginis), etc .;

Examples of wheat diseases include snow rot (Pythium sp., M. nivalis, S. borealis, F. nivale), snow rot (T.ishikariensis, T.incarnata), red mold (G.zeae, F. .avenaceum, F.graminearum, F. culmorum, M.nivale), ergot disease (C.purpurea), blight (G.graminis), strain rot (C.gramineum), sharp eyespot (C.cereale), Powdery mildew (B.graminis fsp. Tritici), blight (L. nodorum, S.nodorum), red rust (P.recondita), black rust (P. graminis), yellow rust (P.striiformis) , Eye spot disease (P.herpotrichoides), leaf blight (S.tritici), macular disease (P.tritici-repentis), streak disease (C.gramineum), naked smut (U.nuda), bean smut (T.caries), scab (U.agropyri), etc .;

Examples of barley diseases include snow rot (Pythium sp., S. borealis, M. nivalis, F. nivale, T.ishikariensis, T. incarnata), red mold (G.zeae, M. nivale, F. avenaceum, F.graminearum, F. culmorum), ergot disease (C.purpurea), blight (G.graminis, O.graminis), streak disease (C.gramineum), powdery mildew (B.graminis fsp. Hordei), reticulum disease (P.teres), leafy leaf disease (P.graminea), spotted disease (B.sorokiniana, C.sativus), leaf burning (C.herbarm), cloud disease (R.secaris), Black rust (P. graminis), yellow rust (P. striiformis), scab (P. hordei), black smut (U.hordei), etc .;

Potato diseases include, for example, powdery scab (S. subterranea), scab (S. scabies), plague (P. infestans), summer plague (A. solani), black bruise (R. solani) , Ring rot (C. michiganensis), ring lot disease (C. michiganensis) and the like; Examples of sugar beet diseases include black root disease (A. sochlioides), leaf rot (T. cucumeris), root rot (T. cucumeris), snake eye disease (P.betae), brown spot disease (C.beticora), spot disease (R.beticora), rust fungus (U.betae), etc .;

Examples of legume diseases include S. sclerotiorum, soybean rust (P. pachyrhizi), soybean downy mildew (P. manshurica), soybean purpura (C. kikuchii), and soybean black spot (D. .phaseolorum var. sojae), soybean black rot (E. glycines), soybean charcoal (M.phaseolina), soybean black root rot (C. crotalariae), groundnut black root rot (C. crotalariae), groundnut black astringency Disease (M.personatum), groundnut scab (S.arachidis), groundnut black mold (A.niger), groundnut brown spot (C.arachidicola), brown bean disease (C.arachidicola), bean anthracnose (C.indemthianum), green bean root rot (F.solani f.sp.phaseoli), kidney bean wilt (C.flaccumfasiens), azuki bean disease (P.griseola), pea downy mildew (P.pisi) Pea powdery mildew (E.pisi), broad bean plague (P.nicotianae), broad bean mildew (P.viciae), broad bean brown spot A.fabae) and the like;

Examples of apple diseases include powdery mildew (P. leucotricha), rot (V. ceratosperma), white coat (R. necatrix), purple coat (H. mompa), and black spot (V. inaequaris). ), Spotted leaf disease (A.mali), moniliosis (M.mali), anthrax (G.cingulata), ring rot (Botryosphaeria sp,), blacklot disease (B.obtusa, X.campestris pv.campestris) ), Sunspot disease (M.pomi), brown spot disease (D.mali), red star disease (G.yamadae), cedar-apple rust (G.Juniperi-virginianae), Suehirotake disease (S.commune), silver leaf Disease (C. purpurreum), root cancer disease (A. tumefaciens), burn disease (E. amylovora), etc .;

Pear diseases include, for example, white coat (R.necatrix), black spot (V.nashicola), black spot (A.kikuchiana), red spot (G.asiaticum), powdery mildew (P.pyri) , Ring rot (P.piricora), blight (P.fukushii), heart rot (L.sulphureus), root cancer (A.tumefaciens), burn (E.amylovora), etc. Diseases include, for example, white rot (R.necatrix), gray mold (B.cinerea), downy mildew (P. viticola), powdery mildew (U.necator), late rot (G.cingulata) ), Black rot (E.ampelina), brown spot (P.vitis), rust (P.ampelopsidis), blacklot (G.bidwellii, X.campestris pv.campestris), Pestarocia vulgaris (P .menezesiana), California disease (X.fastidiosa), root cancer disease (A.vitis), etc .;

Peach diseases include, for example, leaf blight (T.deformans), ash scab (M.fructicola), black scab (C.carpophilum), phomopsis rot (Phomopsis sp.), Mildew (A.niger) , Spot disease (C.beyerinckii), root cancer disease (A.tumefaciens), perforated bacterial disease (X.campestris pv.pruni), etc .; as a citrus disease, for example, white coat feather (R.necatrix) , Gray mold disease (B.cinerea), sunspot disease (D.citri), scab disease (E.fawcettii), black spot disease (G.citricarpa), round star disease (P.beltranii), anthrax disease (C. gloeosporioides), green mold disease (P. digitatum), blue mold disease (P. italicum), mushroom disease (G. applanatum), soot disease (C. salicinum), ulcer disease (X. campestris pv.citri), Stubborn disease (S. citri), Greening disease (C. Liberibacter), etc .;

Examples of tree / flower diseases include Akebono powdery mildew (M.akebiae), alder powdery mildew (M. penicillata), elm Dutch elm blight, Dutch elm disease (O.ulmi), chestnut blight ( E.parasitica), apricot blight (L..persoonii), elm round spot (G.ulmi), cherry black knot (A.morbosa), pine leaf sieve needleneecast (L.pinastri), Pine soot leaf disease needle blight (R.kalkhoffii), pine dipslodia blight (S.sapinea), cherry rust (T.asiatica / prumi-spinosae), willow leaf rust (M.arctica), poplar Leaf rust (M.medusae), Button rust (C.flaccidum), Oak sapwood rot (S.hirsutum), Hinoki root heart rot (H.annosum), Pine root rot (G. .lucidum), rape (A. mellea), bamboo shoot (T. versicolor), pine knot (C. quercum), pine leaf rust (C. asterum), walnut stem heart rot ( P.ign iarius), red pine leaf blight (D. septosporum), black pine leaf blight (D. septosporum), cherry stem heart rot (F. pinicora), etc .;

Other fruit tree diseases include, for example, white coat rot (R. necatrix), ume powdery mildew (P. tridactyla), ume black scab (C. carpophilum), oyster circle star fall (M. nawae), oyster anthrax Disease (G.kaki), oyster leaf blight (P.diospyri), oyster spotted leaf disease (C.kaki), oyster black spot disease (F.levieri), loquat anthracnose (C.acutatum), banana sigatoka disease (M .fijiensis / musicola), banana panama disease (F.oxysporum f.sp.cubense), root cancer disease (A.tumefaciens); mango anthracnose disease (C.gloeosporioides), etc .;

Examples of polycytic diseases include various seedling blight (P.ultimum, P.apahanidermatum), various root rots (P.cinnamomi), white coat rot (R.necatrix), rot (V.ceratosperma) ), Half body wilt (V.dahliae, V.albo-atrum), gray mold (B.cinerea), mycorrhizal disease (S.sclerotiorum), silkworm (S.rolfsii), vegetable blight ( R. solani), purple crest (H. mompa), soft rot (E. carotovora, E. aroideae), root cancer (A. tumefaciens), etc .;

Moreover, this fungicide has an excellent bactericidal effect against resistant bacteria. Resistant bacteria include gray mold fungus (Botrytis cinerea), sugar beet brown fungus (Cercospora beticola), apple black rot fungus (Venturia inaequalis), pear black scab fungus that exhibits resistance to benzimidazole fungicides such as thiophanate methyl, benomyl, and carbendazim (Venturia nashicola); gray mold fungus (Botrytis cinerea) resistant to dicarboximide fungicides (eg, vinclozolin, procymidone, iprodione), cucumber brown spot disease resistant to succinate dehydrogenase inhibitor (SDHI) Cucumber powdery mildew, strawberry gray mold, complex III: cucumber powdery mildew, cucumber downy mildew showing resistance to cytochrome bc1 (ubiquinol oxidase) Qo site (cyt b gene) inhibitor (QoI inhibitor), Eggplant soot mold, cucumber brown spot, citrus gray mold, strawberry Anthracnose disease, tea ring spot disease, grape downy mildew, wheat red mold disease and cucumber powdery mildew, strawberry powdery mildew, eggplant subtilis disease, pear black spot disease resistant to sterol demethylation inhibitor (DMI agent) Etc.

Examples of plant pathogenic bacterial diseases include cucumber spotted bacterial disease (P.syringae pv. Lachrymans), rice brown streak disease (P.avenae), rice seedling bacterial disease (P.plantarii), rice bacterial bacterial disease ( P.glumae), rice leaf sheath browning disease (P.fuscovaginae), solanaceae bacterial wilt (P.solanacearum), tea red burn (P.syringae pv.theae), citrus ulcer disease (X.campestris pv.citri) , Cabbage black rot (X.campestrisvpv.campestris), peach perforated bacterial disease (X.campestris pv.pruni), rice leaf blight (X.oryzae), grape blacklot disease (X.campestris pv.campestris), Apple blacklot disease (X.campestris pv.campestris), apple burn disease (E.amylovora), pear burn disease (E.amylovora), soft rot disease (E.aroideae, E.carotovora), kidney wilt bacterial disease (C. flaccumfasiens), root cancer disease (A.tumefaciens), grape root cancer disease (A.vitis), potato scab (S.scabies), citrus Thavorn disease (S.citri), tomato ulcer disease (C.michiganensis), potato ring rot (C.michiganensis), ring rot (C.michiganensis), citrus greening disease (C.Liberibacter) and the like;

Examples of diseases caused by plant viruses include tomato mosaic disease (tobacco mosaic virus), cucumber green spot mosaic disease (cucumber green spot mosaic virus), tobacco stem rot (tobacco stem virus), and wheat atrophy. Disease (wheat dwarf virus), barley spotted mosaic disease (wheat spotted mosaic virus), potato tuber brown ring disease (potato mop top virus), sugar beet root disease (beat beetle leaf yellowing virus), tomato Mosaic disease (potato virus X), apple high contact disease (apple stem grooving virus), apple high contact disease (apple chlorotic leaf spot virus), tomato mosaic disease (potato virus Y), ume ring spot disease (ume ring spot virus) ), Cucumber mosaic disease (Zucchini macular mosaic virus), Da Con mosaic disease (Turnip mosaic virus), Soybean mosaic disease (Soy mosaic virus), Barley stripe dwarf disease (Barley stripe dwarf virus), Barley yellow dwarf (Barley yellow dwarf virus), Soy dwarf disease (Soy dwarf virus) , Strawberry virus disease (strawberry mild yellow edge virus), potato leaf curl disease (potato leaf curl virus), rice dwarf disease (rice dwarf virus), cucumber mosaic disease (cucumber mosaic virus), alfalfa mosaic disease (alfalfa mosaic virus) , Northern mosaic disease (wheat northern mosaic disease), rice stripe disease (rice stripe virus), tomato yellow wilt (tomato yellow wilt virus), rice dwarf disease (rice dwarf virus), Rice black stripe atrophy (rice black stripe atrophy virus) and the like can be mentioned.

Although it does not specifically limit as a plant which can use the agricultural / horticultural fungicide composition of this invention, For example, cereals (For example, a rice, a barley, a wheat, a rye, an oat, a corn, a Takasu etc.), beans (for example, , Soybeans, red beans, broad beans, peas, peanuts, etc.), fruit trees and fruits (eg, apples, citrus fruits, pears, grapes, peaches, plums, cherry peaches, walnuts, almonds, bananas, strawberries, etc.), vegetables (eg, , Cabbage, tomato, spinach, broccoli, lettuce, onion, leek, bell pepper, etc.), root vegetables (eg carrot, potato, sweet potato, radish, lotus root, turnip, etc.), crops for processing (eg cotton, hemp, mulberry) , Mitsumata, Rapeseed, Beet, Hop, Sugarcane, Sugar beet, Olive, Gum, Coffee, Tobacco, Tea, etc.), Mosquito (eg, Pumpkin, Cucumber , Watermelon, melon, etc.), pastures (eg, orchard grass, sorghum, timothy, clover, alfalfa, etc.), turf (eg, Korean turf, bentgrass, etc.), crops for flavoring (eg, lavender, rosemary , Thyme, parsley, pepper, ginger, etc.), flower (eg chrysanthemum, rose, orchid, etc.).

The agricultural and horticultural fungicide composition of the present invention can also be used in IPM (Integrated Pest Management). IPM includes, for example, genetically modified crops (for example, herbicide-tolerant crops, pest-tolerant crops that incorporate insecticidal protein production genes, disease-resistant crops that incorporate resistance-inducing substance production genes for diseases, improved taste, and preservation Crops, yield-enhancing crops, etc.), the use of pheromones such as insect pheromones (for example, tortoises, mushrooms, etc.), the use of natural enemy insects, the use of chemical pesticides, etc. These are used together to control pests comprehensively. The agricultural and horticultural fungicide composition of the present invention can be used as the chemical pesticide.

The agricultural and horticultural fungicide composition of the present invention may be used as it is without adding other components to the active ingredient, but it is usually used by formulating into a dosage form convenient for use according to a conventional method on an agrochemical formulation. It is preferable.
That is, compound (I) or a salt thereof and one or more compounds having other bactericidal activity are mixed in a suitable inert carrier or, if necessary, with an auxiliary agent in a suitable ratio. Dissolved, separated, suspended, mixed, impregnated, adsorbed or adhered to a suitable dosage form, such as suspension, emulsion, liquid, wettable powder, wettable powder, granule, powder, tablet, pack It can be used as a preparation.

The inert carrier that can be used in the present invention may be either solid or liquid. Examples of materials that can be used as a solid carrier include soybean powder, cereal powder, wood powder, bark powder, saw powder, tobacco stem powder, walnut shell powder, bran, fiber powder, residue after extraction of plant extracts; Synthetic polymers such as resins; clays (eg, kaolin, bentonite, acid clay), talc (eg, talc, pyrophyllite, etc.), silicas (eg, diatomaceous earth, silica sand, mica, white carbon (hydrous finely divided silicon, Synthetic high-dispersion silicic acid, also called hydrous silicic acid, may contain calcium silicate as the main component depending on the product.)}, Activated carbon, sulfur powder, pumice, calcined diatomaceous earth, brick ground, fly ash, sand, calcium carbonate, calcium phosphate Inorganic mineral powders such as polyethylene, polypropylene, polyvinylidene chloride and other plastic carriers; ammonium sulfate, phosphorous, ammonium nitrate, urea, ammonium chloride, etc. Chemical fertilizer; etc. can be mentioned compost, which may be used alone or in the form of a mixture of two or more.

The material that can be used as a liquid carrier is selected from those having solvent ability itself and those capable of dispersing the active ingredient compound with the aid of an auxiliary agent without having solvent ability. The following carriers can be exemplified. These may be used alone or in the form of a mixture of two or more, such as water, alcohols (eg, methanol, ethanol, isopropanol, butanol, ethylene glycol, etc.), ketones (eg, acetone, methyl ethyl ketone, methyl isobutyl ketone) , Diisobutyl ketone, cyclohexanone, etc.), ethers (eg, ethyl ether, dioxane, cellosolve, dipropyl ether, tetrahydrofuran, etc.), aliphatic hydrocarbons (eg, kerosene, mineral oil, etc.), aromatic hydrocarbons (eg, Benzene, toluene, xylene, solvent naphtha, alkylnaphthalene, etc.), halogenated hydrocarbons (eg, dichloroethane, chloroform, carbon tetrachloride, chlorinated benzene, etc.), esters (eg, ethyl acetate, diisopropyl, etc.) Tallate, dibutyl phthalate, dioctyl phthalate - DOO), amides (e.g., dimethylformamide, diethylformamide, dimethylacetamide), nitriles (e.g., acetonitrile), and dimethyl sulfoxide and the like.

Examples of auxiliary agents include surfactants, binders or tackifiers exemplified below, thickeners for dispersion stabilization, fluidity improvers, peptizers, antifoaming agents, preservatives, etc. Can be used according to the purpose. The adjuvant may be used alone, in some cases, two or more kinds of adjuvants may be used in combination, and in some cases, no adjuvant may be used.
Surfactants can be used, for example, for the purpose of emulsifying, dispersing, solubilizing and / or wetting the active ingredient compound. Examples of the surfactant include polyoxyethylene alkyl ether, polyoxyethylene alkyl aryl ether, polyoxyethylene higher fatty acid ester, polyoxyethylene resin acid ester, polyoxyethylene sorbitan monolaurate, polyoxyethylene sorbitan monooleate Alkyl aryl sulfonates, naphthalene sulfonic acid condensates, lignin sulfonates, higher alcohol sulfates, and the like.
Examples of the binder or tackifier include carboxymethyl cellulose and salts thereof, dextrin, water-soluble starch, xanthan gum, guar gum, sucrose, polyvinyl pyrrolidone, gum arabic, polyvinyl alcohol, polyvinyl acetate, sodium polyacrylate, and an average molecular weight of 6000 to 20000 polyethylene glycol, polyethylene oxide having an average molecular weight of 100,000 to 5,000,000, phospholipid (eg, cephalin, lecithin, etc.), cellulose powder, dextrin, modified starch, polyaminocarboxylic acid chelate compound, cross-linked polyvinyl pyrrolidone, maleic acid and styrenes Copolymer, (meth) acrylic acid copolymer, half ester of polycarboxylic alcohol polymer and dicarboxylic anhydride, water soluble polystyrene sulfonate Salts, paraffin, terpene, polyamide resins, polyacrylate, polyoxyethylene, wax, polyvinyl alkyl ethers, alkylphenol-formalin condensates, synthetic resin emulsions, there is a bentonite.
Examples of the thickening agent for stabilizing the dispersion include water-soluble polymers such as xanthan gum, guar gum, diyutane gum, carboxymethylcellulose, polyvinylpyrrolidone, carboxyvinyl polymer, acrylic polymer, starch derivative, polysaccharide, and the like; high-purity bentonite Inorganic fine powders such as fumed silica (white carbon), bentonite and barygorskite.

Flowability improvers can be used to improve the flowability of solid products. Examples of the fluidity improver include waxes, stearates, alkyl phosphate esters, and the like. The peptizer can be used as a dispersion peptizer in a suspension product. Examples of peptizers include naphthalene sulfonic acid condensates and condensed phosphates.
Examples of the antifoaming agent include silicone oil.
Examples of the preservative include 1,2-benzisothiazolin-3-one, parachlorometaxylenol, butyl paraoxybenzoate and the like.
Furthermore, in the agricultural and horticultural fungicide composition of the present invention, a functional spreading agent, an activity enhancer such as a metabolic degradation inhibitor such as piperonyl butoxide, an antifreezing agent such as propylene glycol, if necessary, Antioxidants such as BHT (dibutylhydroxytoluene), other additives such as ultraviolet absorbers, and the like can also be added.

The content of the compound (I) or a salt thereof and another compound having another fungicidal activity different from the compound (I) or a salt thereof, which is an active ingredient of the agricultural and horticultural fungicide composition of the present invention, May be appropriately selected from the range of about 0.01 to 90 parts by mass in 100 parts by mass of the bactericidal composition for use. For example, various preparations (emulsions, powders, wettable powders, In the case of a granule, a granule wettable powder, a flowable agent, etc.), about 0.01 to 50 parts by mass is appropriate. The range of about 1 to 50 parts by mass is economical. The breakdown is usually that the compound (I) or a salt thereof having 1 part by mass of other compounds having a bactericidal activity is blended in the range of about 0.01 to 1000 parts by mass, and the expansion of the bactericidal spectrum and synergistic effects are achieved. In order to draw out, it is preferably in the range of about 0.01 to 100 parts by weight, more preferably in the range of about 0.05 to 100 parts by weight, and more preferably in the range of about 0.1 to 100 parts by weight. More preferably, it is in the range of about 0.1 to 10 parts by mass.

When the compound (I) or a salt thereof and one or more compounds selected from other compounds having fungicidal activity are used in combination as a fungicide composition for agricultural and horticultural use, 100 parts by mass of the composition The amount of the active compound added may be appropriately selected from the range of 0.01 to 80 parts by mass, usually 0.1 to 50 parts by mass, preferably 0.5 The range is from mass parts to 20 mass parts. The addition ratio of one or more compounds selected from compound (I) or salts thereof in the active compound and other compounds having bactericidal activity is such that compound (I) or a salt thereof is 1 part by mass. One or more compounds selected from other compounds having bactericidal activity may be appropriately selected from the range of 0.01 to 1000 parts by mass, and preferably 0.05 parts by mass. Part to 1000 parts by weight, more preferably 0.1 part to 100 parts by weight. Particularly preferred is a range of 0.5 to 50 parts by mass. In the combination of compound (I) or a salt thereof and manzeb, the amount of compound (I) or a salt thereof is preferably 1 to 100 parts by mass, more preferably 1 to 100 parts by mass, and particularly preferably 5 parts by mass. Part to 50 parts by mass. In the combination of compound (I) or a salt thereof and tebuconazole, the amount of compound (I) or a salt thereof is preferably in the range of 0.1 to 100 parts by mass, particularly preferably 0. It is in the range of 5 to 10 parts by mass, and most preferably in the range of 1 to 4 parts by mass. In the combination of compound (I) or a salt thereof and sulfur, compound (I) or a salt thereof is preferably in the range of 0.05 to 100 parts by mass, particularly preferably 1 to 100 parts by mass with respect to 1 part by mass. It is in the range of 0.1 to 50 parts by weight, and most preferably in the range of 0.3 to 20 parts by weight.

The crop can be protected from plant diseases by using the agricultural and horticultural fungicide composition of the present invention for the target plant, the seed of the target plant, the soil, or the cultivation carrier. The agricultural and horticultural fungicide composition of the present invention is used by treating the target plant, the seed of the target plant, the soil or the cultivation carrier with an effective amount of the agricultural and horticultural fungicide composition. The “treatment” of the target plant, the seed of the target plant, the soil, or the cultivation carrier includes spraying and application of the agricultural and horticultural fungicide composition, spraying to the soil in which the target plant is growing, irrigation, and the like.

Specifically, the agricultural and horticultural fungicide composition of the present invention may be used as it is, or appropriately diluted or suspended with water or the like in order to control various plant diseases, such as fruit trees, For plant diseases that occur in cereals, vegetables, etc., in addition to spraying on the foliage of plants, seed treatment such as immersion in seeds, seed dressing, calper treatment, etc .; Side strip application; floor soil admixture; cell seedling treatment; planting hole treatment; plant root treatment; top dress; rice box treatment; water surface application, etc. Apply effective amount of fungicide composition for agriculture and horticulture to soil or cultivation carrier And can be absorbed from the roots. In addition, it can be applied to nutrient solution in nutrient solution (hydroponics) cultivation, smoke, or trunk injection.

As a spraying method to the foliage part of a plant, a liquid preparation such as an emulsion or a flowable preparation or a solid preparation such as a wettable powder or a granular wettable powder is appropriately diluted with water and sprayed. Smoke etc. are mentioned.

Seed treatment methods include, for example, a method in which a liquid or solid preparation is diluted or undiluted and the seed is immersed in a liquid state to infiltrate the drug, a solid preparation or liquid preparation is mixed with the seed, Examples thereof include a method of treating and adhering to the surface of the seed, a method of coating the seed by mixing with an adhesive carrier such as resin and polymer, and a method of spraying around the seed simultaneously with planting. The “seed” for performing the seed treatment means a plant body at an early stage of cultivation used for plant propagation, and examples include bulbs, tubers, seed buds, buds, baskets, bulbs or cuttings cultivation in addition to seeds. be able to.

Examples of the application method to the soil or the cultivation carrier include a method in which the liquid preparation is diluted or not diluted with water and applied to a plant stock or a nursery nursery, and a granule is used as a plant stock or seedling. Method of spraying to seedbeds, etc., method of spraying powder, wettable powder, wettable powder of granules, granule etc. before sowing or transplanting and mixing with the whole soil, planting before sowing or planting plant Examples thereof include a method of spraying powder, wettable powder, wettable powder, granule, etc. in holes, crops and the like. The above-mentioned “soil” or “cultivation carrier” refers to a support for cultivating crops, particularly a support for growing roots, and the material is not particularly limited, but may be a material on which a plant can grow. The material may be so-called soil, seedling mat, water, etc. Specific materials include, for example, sand, pumice, vermiculite, diatomaceous earth, agar, gel material, polymer material, rock wool, glass wool, wood chip , Bark, paper, etc.

In the method of applying to rice seedling boxes, the dosage form may vary depending on the timing of application such as application at seeding, greening period, application at transplantation, etc., but the dosage form such as powder, granule wettable powder, granule, etc. It can be applied with. It can also be applied by mixing with soil, and can be mixed with soil and powder, granulated wettable powder or granules, for example, mixed with ground soil, mixed with soil, mixed into the entire soil, etc. The soil and various preparations may be applied alternately in layers.

As the method of application to paddy fields, solid preparations such as jumbo agents, pack agents, granules, granule wettable powders; liquid preparations such as flowables and emulsions are usually sprayed on flooded paddy fields. In addition, at the time of rice planting, an appropriate preparation can be sprayed and injected into the soil as it is or mixed with fertilizer. In addition, by using a chemical solution such as emulsion or flowable as a source of water flowing into a paddy field such as a water mouth or an irrigation device, it can be applied in a labor-saving manner along with the supply of water.

In field crops, using the agricultural and horticultural fungicide composition of the present invention, it is possible to treat the seeds or the cultivation carrier in the vicinity of the plant body from sowing to the seedling growing season. In plants that are sown directly in a field, in addition to direct treatment on seeds, treatment on the plant source of the plant being cultivated is suitable. It is possible to perform a irrigation treatment in a liquid state using a granule or a spraying treatment or a drug diluted or not diluted in water. It is also a preferable treatment to mix the granules with the cultivation carrier before sowing and then sow.

As the seeding of the cultivated plant to be transplanted and the treatment of the seedling raising period, in addition to the direct treatment to the seed, the irrigation treatment of the liquid drug or the granule spraying treatment to the seedling nursery is preferable. It is also a preferable treatment to apply a granule to a planting hole at the time of planting or to mix it with a cultivation carrier in the vicinity of the transplantation site.

The agricultural and horticultural fungicide composition of the present invention is formulated and used in usual dosage forms such as emulsions, wettable powders, granular wettable powders, flowables, liquids, granules, powders, smoke agents, etc. The dosage varies depending on the proportion of active ingredients, weather conditions, formulation, application timing, application method, application location, pests to be controlled, target crops, etc. It may be applied by appropriately selecting from a range of about 0.1 g to 1000 g, preferably about 0.5 g to 500 g. In the treatment of seeds, it can be used in the range of about 0.001 g to 50 g as an active ingredient, preferably about 0.005 g to 10 g as an active ingredient, with respect to 100 g of the seed, compared with the seed. It is a range. When diluting and applying emulsions, wettable powders, etc. with water, the application concentration is usually about 0.00001 to 0.1%, and liquids for treating granules, powders or seeds are usually used. What is necessary is just to apply as it is, without diluting.

In addition, compound (I) which is an active ingredient of the agricultural and horticultural fungicide composition of the present invention or a salt thereof and another compound having bactericidal activity are used alone at the same time, so that the active ingredients are mixed in advance. The effect of expanding the sterilization spectrum similar to the produced agricultural and horticultural fungicide composition, and the synergistic effect of the compound (I) or a salt thereof and other compounds having a bactericidal activity can be exhibited. That is, the compound (I) or a salt thereof and another compound having a bactericidal activity or a diluted solution thereof may be mixed and applied at the site of use at the time of processing, and separately. You may process the foliage part of a plant, a seed, a cultivation carrier, etc. using these at the same time. In addition, when each is applied separately separately, it may be applied at the same time, and an interval of about 7 days may be provided, but at the time when any one of the active ingredients remains in the plant or the cultivation carrier, the other It is preferable to apply the active ingredient. In the present specification, the term “simultaneous period” is a concept including overlapping of at least a part of the time when both are treated as described above, and the active ingredient used in either of them is a plant or a cultivation carrier. In other words, it is not always necessary to carry out the application work at the same time. The time when the active ingredient used previously remains in the plant or the cultivation carrier varies depending on the type of the active ingredient, but is usually within one year from the date or time when the active ingredient is used, and within six months. May be within one month, within 10 days, within 7 days, within 3 days, within 24 hours, 12 The time may be within 6 hours. Each of the compounds (I) or salts thereof and other compounds having bactericidal activity, using an effective amount of one or more compounds (I) or salts thereof and other bactericidal activities A plant disease control method in which a plant or a cultivation carrier is treated alone at the same time is also one aspect of the present invention. The effective amount of the compound (I) or a salt thereof and the compound having bactericidal activity is the same as that in the agricultural and horticultural fungicide composition described above.

The agricultural and horticultural fungicide composition of the present invention further includes other agricultural and horticultural fungicides, insecticides, acaricides, and line killers for the purpose of controlling pests to be controlled, controlling the appropriate period of time, or reducing the dose. It can be used in combination with insecticides, biological pesticides, etc., and used in combination with herbicides, plant growth regulators, fertilizers, synergists, safeners, etc. You can also.

Other agricultural and horticultural fungicides used for such purposes include, for example, aureofungin, azaconazole, azithiram, acypetacs, acibenzolar, acibenzolar- S-methyl, azoxystrobin, anilazine, amisulbrom, ampropylfos, ametoctradin, allyl alcohol, aldimorph, amobam ), Isotianil, isovaledione, isopyrazam, isofetamid, isoprothiolane, ipconazole, iprodione, iprovalicarb, ipro Nhosu (iprobenfos), imazalil (imazalil), iminoctadine (iminoctadine), iminoctadine carbonochloridate tagine Alves Sil salt (iminoctadine-albesilate), iminoctadine acetate (iminoctadine-triacetate),

Imibenconazole, uniconazole, uniconazole P (uniconazole-P), echlomezole, edifenphos, etaconazole, ethaboxam, etirimol, etem Ethoxyquin, etridiazole, enestroburin, epoxiconazole, oxadixyl, oxycarboxin, copper oxyquinoline, oxytetracycline ( oxytetracycline, copper-oxinate, oxpoconazole, oxpoconazole-fumarate, oxolinic acid, octhilinone, offurace, Orisatrobin ( orysastrobin, metam-sodium, kasugamycin, carbamorph, carpropamid, carbendazim, carboxin, carboxin, carvone, quinazamid, quinacetol ), Quinoxyfen, chinomethionat,

Captafol, captan, kiralaxyl, quinconazole, quintozene, guazatine, cufraneb, cuprobam, glyodin, griseofulvin griseofulvin, climbazole, cresol, cresol, kresoxim-methyl, clozolinate, clotrimazole, clobenthiazone, chloraniformethan, chloranil ), Chlorquinox, chloropicrin, chlorfenazole, chlorodinitronaphthalene, chlorothalonil, chloroneb, salicylanilide salicylanilide), Zariramido (zarilamid), cyazofamid (cyazofamid), diethylpyrocarbonate carbonate (diethyl pyrocarbonate), diethofencarb (diethofencarb), Shikurafuramido (cyclafuramid), Shikuroshimetto (diclocymet), Jikurozorin (dichlozoline), dicumyl Rob tiger tetrazole (diclobutrazol),

Dichlorfluanid, cycloheximide, diclomezine, dicloran, dichlorophen, dichlorophen, dichlone, disulfiram, ditalimfos, dithianon, dithianon, dithianon diniconazole), dinicoazole-M, diniconazole (zineb), dinocap (dinocap), dinocton (dinocton), dinosulfon (dinosulfon), dinoterbon (dinoterbon), dinobuton (dinopton), dipyrithione (dipyrithione) , Diphenylamine, difenoconazole, cyflufenamid, diflumetorim, cyproconazole, cyprodinil, cyprofuram, Cypendazole, simeconazole, dimethirimol, dimethomorph, cymoxanil, dimoxystrobin, methyl bromide, ziram, silthiofam ,

Streptomycin, spiroxamine, sultropen, sedaxane, zoxamide, dazomet, thiadiazin, thiadizin, thiadifluor, thiabendole, thiabendole Thioxymid, thioquinox, thiochlorfenphim, thiophanate, thiophanate-methyl, thiophanate-methyl, thicyofen, thifluzamide, thiram, decafentin , Tecnazene, tecloftalam, tecoram, tetraconazole, debacarb, dehydroacetic acid, tebuconazole conazole), tebufloquin, dodicin, dodine, bisethylenediamine copper complex salt (II) (DBEDC), dodemorph, drazoxolon,

Triadimenol, triadimefon, triazbutil, triazoxide, triamiphos, triarimol, trihlamide, tricyclamide, tricyclazole, triticonazole , Tridemorph (triridemorph), tributyltin oxide, triflumizole, trifloxystrobin, triforine, tolylfluanid, tolclofos-methyl, tolclofos-methyl (Tolprocarb), natamycin, nabam, nitrostyrene, nitrothal-isopropyl, nuarimol, copper nonylphenolsulfonate (copper nonylph) enol sulfonate), halacrinate,

Validamycin, valifenalate, harpin protein, bixafen, picoxystrobin, picobenzamide, bithionol, bitertanol, hydroxyisoxa Hydroxyisoxazole, hydroxyisoxazole-potassium, binapacryl, biphenyl, piperalin, hymexazol, pyraoxystrobin, pyracarbolid, pyracarbolid, pyracarbolid Pyraclostrobin, pyrazophos, pyrametostrobin, pyriofenone, pyridiinitril, pyrifenox, pyribencar b), pyrimethanil, pyroxychlor, pyroxyfur, pyroquilon, vinclozolin, ferbam, famoxadone, fenapanil, fenone, fenone fenaminosulf, fenarimol, fenitropan, fenoxanil,

Ferimzone, fentin, fenpiclonil, fenpyrazamine, fenbuconazole, fenfuram, fenpropidin, fenpropimorph, fenhexamide ( fenhexamid, phthalide, buthiobate, butylamine, bupirimate, fuberidazole, blasticidin-S, furametpyr, furalaxyl, fluralaxyl fluacrypyrin, fluazinam, fluoxastrobin, fluotrimazole, fluopicolide, fluopyram, fluoroimide, furcarbani Furcarbanil, fluxapyroxad, flquinconazole, fluconazole, furconazole-cis, fludioxonil, fludioxonil, flusilazole, flusulfamide, fluthianyl flutianil, flutolanil, flutriafol, furfural, furmecyclox, flumetover, flumorph, proquinazid, prochloraz, procymidone ( procymidone), prothiocarb, prothioconazole, propamocarb,

Propiconazole, propineb, propofenate, furophanate, probenazole 、, bromuconazole, hexachlorobutadiene, hexaconazole, hexylthiofos, bethoxazin ), Benalaxyl, benalaxyl-M, benodanil, benomyl, pefurazoate, benquinox, penconazole, benzamorf, pencyclon p , Benzohydroxamic acid, bentaluron, benthiazole, benthiavalicarb, benthiavalicarb-isopropyl, Thiopyrad (penthiopyrad), penflufen, boscalid, phosdiphen, fosetyl, fosetyl aluminum (fosetyl-Al), polyoxins, polyoxorim, polycarbamate, Folpet, formaldehyde, machine oil, maneb, mancozeb,

Mandipropamid, myclozolin, microbutanil, mildiomycin, milneb, mecarbinzid, metasulfocarb, metazoxolon, metam, metam Metam-sodium, metalaxyl, metalaxyl-M, metiram, methylisothiocyanate, methylzinocup, metconazole,

Metosulfovax, Metofuroxam, Metominostrobin, Metrafenone, Mepanipyrim, Mefenoxam, Mefenoxam, Meptyldinocap, Mepronil, Mepron ), Methyl iodide (iodomethane), rabenzazole, benzalkonium chloride, such as basic 、 copper chloride, basic coppersulfate, metallic silver (silver), Sodium hypochlorite, cupric hydroxide, potassium hydrogen carbonate, sodium hydrogen carbonate, anhydrous copper sulfate, zinc sulfate ( inorganic disinfectants such as zinc sulfate) and copper sulfate pentahydrate; Kell (nickel dimethyldithiocarbamate), organocopper (oxine copper) and the like.

Examples of agricultural and horticultural insecticides, acaricides, and nematicides that may be contained in the composition of the present invention include, for example, 3,5-xylylmatemethylcarbamate (XMC), Bacillus thuringienses aizawai, Bacillus thuringienses israelensis, Bacillus Thuringienses japonensis, Bacillus thuringienses kurstaki, Bacillus thuringienses tenebrionis and crystalline protein toxins produced by Bacillus thuringienses, BPMC, Bt toxin insecticidal compounds, CPCBS (chlorfenson), DCIP (dichlorodiisopropyl ether), DD (1, 3-Dichloropropene) , DDT, NAC, O-4-dimethylsulfamoylphenyl O, O-diethyl phosphorothioate (DSP), O-ethyl O-4-nitrophenyl phenylphosphonothioate (EPN), tripropylisocyanurate (TPIC), acrinathrin, azadirachtin, Azinphos-methyl, acequinocyl, acetamipride (acetamip) rid), acetoprole, acephate, abamectin, avermectin-B, afidopyropen, amidoflumet, amitraz, alanycarb, aldicarb, aldicarb Xylcarb (aldoxycarb), aldrin, alpha-endosulfan, alpha-cypermethrin, albendazole, allethrin, isazofos, isamidfos, isoxathione (Isoxathion), isofenphos, isoprocarb (isoprocarb: MIPC), ivermectin, ivermectin, imicyafos,

Imidacloprid (imidac1oprid), imiprothrin, indoxacarb, indoxacarb, esfenvalerate, ethiofencarb, ethion, ethiprole, etoxazole, etofenprox (ethofenx) , Ethoprophos, etrimfos, emamectin, emamectin-benzoate, endosulfan, empentrin, oxamyl, oxydemeton-methyl, oxydeproton-methyl Phos (oxydeprofos: ESP), oxibendazole, oxfendazole, potassium oleate (Potassium oleate), sodium oleate (sodium oleate), kazusafos (cadusa) fos), cartap, carbary1, carbsulfan, carbofuran, gamma-cyhalothrin, xylylcarb, quinalphos, kinoprene, Chinomethionat, cloethocarb, clothianidin, clofentezine, chromafenozide, chlorantiliprole, chlorantofilis, chlorethoxyform, chlormeformol chlordane, chlorpyrifos, chlorpyrifos-methyl, chlorphenapyr, chlorfenson, chlorfenbinphos, chlorfluazuron ( chlorfluazuron), chlorobenzilate, chlorobenzoate,

Kelsen (dicofol), salithion (cyanolith: CYAP), diafenthiuron (diafenthiuron), diamidafos, cyantraniliprole (cyantraniliprole), theta cypermethrin (theta-cypermethrin), dienochlor (Dienochlor), cyenopyrafen, dioxabenzofos, diofenolan, sigma-cypermethrin, dichlofenthion (ECP), cycloprothrin, dichlorvos (di) DDVP), disulfoton, dinotefuran, cyhalothrin, cyphenothrin, cyfluthrin, diflubenzuron, cyflumetofen, difluvidazine (d) iflovidazin, cyhexatin, cypermethrin, dimethylvinphos, dimethoate, dimefluthrin, silafluofen, cyromazine, spintorams, spinosad spinetorams , Spirodiclofen, spirotetramat, spiromesifen, sulfluramid, sulprofos, sulfoxaflor, zeta-cypermethrin, diazinon ( diazinon),

Tau-fluvalinate, dazomet, thiacloprid, thiamethoxam, thiodicarb, thiocyclam, thiosultap, thiosultap-sodium, thionadine (Thionazin), thiometon, deet, dieldrin, tetrach1orvinphos, tetradifon, tetramethylfluthrin, tetramethrin, tebupirimfos, Tebufenozide, tebufenpyrad, tefluthrin, teflubenzuron, demeton-S-methyl, temephos, deltamethrin, te Rubufos, tralopyril, tralomethrin, transfluthrin, triazamate, triazuron, trichlamide, trichlorphon: DEP, triflumuron, triflumuron (Tolfenpyrad), nared (naled: BRP), nithiazine, nitenpyram, novaluron, noviflumuron, hydroprene, vaniliprole, vamidionion, parathion, parathion ), Parathion-methyl, halfenprox, halofenozide,

Bistrifluron, bisultap, hydramethylnon, hydroxypropyl starch, binapacryl, bifenazate, bifenthrin, pyflubumide, pymetrozine ( pymetrozine, pyraclorfos, pyrafluprole, pyridafenthion, pyridaben, pyridalyl, pyrifluquinazon, pyriprofen, pyriproxyfen, pyriproxyfen ), Pyrimidifen, pyrimiphos-methy1, pyrethrin, fiproni1, fenazaquin, fenamiphos, famiphos Phenisobromolate, fenitrothion (MEP), phenoxycarb (fenoxycarb), fenothiocarb, phenothrin, fenobucarb, fensulfothion, fenthion (MPP) (Phenthoate: PAP), fenvalerate, fenpyroximate, fenpropathrin, fenbendazole, butathiofos, buprofezin, furathiocarb, prarethrin , Fluacrypyrim, fluazinam, fluazuron,

Fluensulfone, flucycloxuron, flucythrinate, fluvalinate, flupyradifurone, flupyrazofos, flufiprole, flufenerim, flufenerim Flufenoxuron, flufenzine, flufenprox, fluproxyfen, flubrocythrinate, flubendiamide, flumethrin, flurimfen , Prothiofos, protrifenbute, flonicamid, propaphos, propargite (BPPS), profenfos, profluthrin, profluthrin, profluthrin Propoxur (PHC), flometoquin, bromopropylate, beta-cyfluthrin, hexaflumuron, hexythiazox, heptenophos, permethrin, Benclothiaz, bendiocarb, bensu1tap, benzoximate, benfuracarb, phoxim, phosalone, phosthieazate, phosthietan, phosphamidon ), Phosphocarb, phosmet (PMP), polynactins, formenanate, formothion, phorate, machine oil,

Malathion, milbemycin, milbemycin-A, milbemectin, mecarbam, mesulfenfos, mesomyl, metaldehyde, metaflumizone, metaflumizone (Methamidophos), metam-ammonium, metam-sodium, methiocarb, methidathion (DMTP), methylisothiocyanate, methylneodecanamide, Methylparathion, metoxadiazone, methoxychlor, methoxyphenozide, metoflthrin, metoprene, metolcarb, meparf Surin (meperfluthrin), Mevinphos, monocrotophos, monosultap, lambda-cyhalothrin, ryanodine, lufenuron, resmethrin, lepimectin , Rotenone, levamisol hydrochloride, fenbutatin oxide, morantel tartarate, methyl bromide, cyhexatin hydroxide, calcium cyanide, And nicotine-sulfate.

Similarly, as the herbicide which may be contained in the composition of the present invention, for example, 1-naphthylacetamide, 2,4-PA, 2,3,6-TBA, 2,4,5 -T, 2,4,5-TB, 2,4-D, 2,4-DB, 2,4-DEB, 2,4-DEP, 3,4-DA, 3,4-DB, 3,4 -DP, 4-CPA (4-chlorophenoxyacetic acid), 4-CPB, 4-CPP, MCP, MCPA, MCPA-thioethyl, MCPB, ioxynil, acronifen, azafenidin, Acifluorfen, aziprotryne, azimsulfuron, asuram, acetochlor, atrazine, atraton, anisuron, anilofos, Aviglycine, abscisic acid , Amicarbazone, Amidosulfuron, Amitrole, Aminocyclopyrachlor, Aminopyralid, Amibuzin, Amiprophos-methyl, Ametridione , Ametrin, alachlor, aridocrol, alloxydim, alorac, iofensulfuron, isouron, isocarbamid, isoxachlortol ( isoxachlortole, isoxapyrifop, isoxaflutole, isoxaben, isoxaben, isocil, isnoruron, isoproturon, isopropalin,

Isopolinate, isosomethiozin, inabenfide, ipazine, ipfencarbazone, iprymidam, imazaquin, imazapic, imazapyr, imazapyr, imazapyr imazamethapyr, imazamethabenz, imazamethabenz-methyl, imazamox, imazethapyr, imazosulfuron, indaziflam, indaziflam, indanophan (ind) , Uniconazole-P, eglinazine, esprocarb, ethametsulfuron, ethametsulfuron-methyl, ethalful Phosphorus (ethalfluralin), ethiolate (ethiolate), ethichlozate ethyl, ethidimuron, etinofen, ethephon, ethoxysulfuron, ethoxyfen, etonipromide ( etnipromid, ethofumesate, etobenzanid, epronaz, erbon, endothal, oxadiazon, oxadiargyl, oxaziclomefone oxauronon, sulfuron , Oxapyrazon, oxyfluorfen, oryzalin,

Orthosulfamuron, orbencarb, cafenstrole, cambendichlor, carbasulam, carfentrazone, carfentrazone-ethyl, carbylate (Karbutilate), carbetamide, carboxazole, quizalofop, quizalofop-P, quizalofop-ethyl, xylachlor, quinoclamine , Quinonamid, quinclorac, quinmerac, cumyluron, clacyfos, cliodinate, glyphosate, glufosinate, glufosinate-P (glufosi) nate-P), credazine, clethodim, cloxyfonac, clodinafop, clodinafop-propargyl, clopyralid, cloproxydim, cloproxydim, cloproxydim Prop (cloprop), clofop, clomazone, clomethoxynil (chlomethoxyni1), clomethoxyfen (chlomethoxyfen), clomeprop (clomeprop), chlorazifop (chlorazifop), chlorazine (chlorazine), chloranocryl (chloramben) (chloramben) ), Cloransulam,

Chloransulam-methyl, chloridazon, chlorimuron, chlorimuron-ethyl, chlorsulfuron, chlorthal, chlorthiamid, chlortoluron ), Chlornitrofen, Chlorfenac, Chlorfenprop, Chlorbufam, Chlorflurazole, Chlorflurenol, Chlorprocarb, Chlorprofam (Chlorpropham), chlorbromuron, chlormequat, chloreturon, chloroxynil, chloroxuron, chlorotoluron, chloropo n), saflufenacil, cyanazine, cyanatryn, di-allate, diuron, diethamquat, dicamba, cycluron, cycloate, Cycloxydim, diclosram, cyclosulfamuron, dichlorprop, dichlorprop-P, dichlorlobil, diclofop, diclofop- methyl, dichlormate, dichloralurea, diquat, cisanilide, disul, siduron, dithiopyr, dinitramine, cinidon-ethyl ,

Dinosum, dinob, dinob, dinoterb, dinoterb, dinofenate, dinoprop, dihaloprop, diphenamid, difenoxur, difenoxur, difenoxur, difenoxur Difenopenten, difenzoquat, cybutryne, cyprazine, cyprazole, diflufenican, diflufenzopyr, dipropetryn, cypromide Cyperquat, gibberellin, simazine, dimidazon, dimexano, dimethachlor, dimethametryn, dimethenamid, cimethrin simetryn, simeton, dimepiperate, dimefuron, cinmethylin, swep, sulglycapin, sulcotrione, sulfallate, sulfentrazone ), Sulfosulfuron, sulfometuron, sulfometuron-methyl, secbumeton, sethoxydim, sebuthylazine, terbacil, daimuron, dazomet (Dazomet), dalapon, thiazafluron,

Thiazopyr, thiencarbazone, thiencarbazone-methyl, thiocarbazil, thiochlorim, thiobencarb, thidiazimin, thidiazuron, thifensulfur ), Thifensulfuron-methyl, desmedipham, desmetryn, tetrafluron, thenylchlor, tebutam, tebuthiuron, tebumeton, tepura Tepraloxydim, tefuryltrione, tembotrione, delachlor, terbacil, terbucarb, terbuchlor, ter Terbuthylazine, terbutryn, topramezone, tralkoxydim, triaziflam, triasulfuron, triafamone, tri-allate, trietazine, trietazine (Tricamba), triclopyr, tridiphane, tritac, tritosulfuron, triflusulfuron, triflusulfuron-methyl, trifluralin, trifluralin Trifloxysulfuron, tripropindan,

Tribenuron, tribenuron-methyl, trihopop, trifopsime, trimeturon, naptalam, naproanilide, napropamide, nicosulfuron ), Nitralin, nitrofen, nitrofluorfen, nipyraclofen, neburon, norflurazon, noruron, barban, paclobutrazol ), Paraquat, Parafluron, Haloxydine, Haloxyfop, Haloxyfop-P, Haloxyfop-methyl, Haloxyfop-methyl, Halofafn, Halofururone on), halosulfuron-methyl, bialafos, picloram, picolinafen, bicyclopyrone, bispyribac, bispyribac-sodium, pidanone ( pydanon, pinoxaden, bifenox, piperophos, hymexazol, pyraclonil, pyrasulfotole, pyrazoloxyfen, pyrazosulfuron, pyrazosulfuron, pyrazosulfuron pyrazosulfuron-ethyl, pyrazolate, pyranafos, pyraflufen-ethyl, pyriclor, pyridafol,

Pyrithiobac, pyrithiobac-sodium, pyridate, pyrifalid, pyributicarb, pyribenzoxim, pyrimisulfan, pyrimisulfuron, primisulfuron Minobac-methyl, pyroxasulfone, pyroxsulam, fenasulam, phenisopham, fenuron, fenoxasulfone, fenoxaprop, Fenoxaprop-P, fenoxaprop-ethyl, phenoxathiol, phenothiop, fenopropuron, phenobenzuron, fenthiaprop, fenterraco Fenteracol, fentrazamide, phenmedipham, phenmedipham-ethyl, butachlor, butafenacil, butamifos, buthiuron, buthidazole ), Butyrate, buturon, butenachlor, butroxydim, butralin, butroxydim, flazasulfuron, flamprop, fleapropoxy ( furyloxyfen), prynachlor, primisulfuron-methyl, fluazifop, fluazifop-P, fluazifop-butyl,

Fluazolate, fluroxypyr, fluothiuron, fluometuron, fluoroglycofen, fluorochloridone, fluorodifen, fluoronitrofen, fluoromidine ( fluoromidine, flucarbazone, flucarbazone-sodium, fluchloralin, flucetosulfuron, fluthiaset, fluthiaset-methyl, flupyrsulfuron ), Flufenacet, flufenican, flufenpyr, flupropacil, flupropanate, flupoxam, full Oxazine (flumioxazin), full microrack (flumiclorac), full microrack pentyl (flumiclorac-pentyl), flumipropin (flumipropyn), flumedin (flumezin), flumetsulam (flumetsulam), fluridone (fluridone), flurtamone (flurtamone), fluroxypyr (flurpyr ), Pretilachlor, proxan, proglinazine, procyazine, prodiamine, prosulfalin, prosulfuron,

Prosulfocarb, propaquizafop, propachlor, propazine, propanil, propyzamide, propisochlor, prohydrojasmon, prohydrojasmon, prohydrojasmon, prohydrojasmon Propyrisulfuron, propham, profluazol, profluralin, prohexadione-calcium, propoxycarbazone, propoxycarbazone-sodium, Profoxydim, bromacil, brompyrazon, promethrin, prometon, bromoxynil, bromofenoxim, bromobutide , Bromobonil, florasulam, hexachloroacetone, hexaazinone, petoxamide, benazolin, penoxsulam, pebulate, beflubutamid, benobutrate vernolate, perfluidone, bencarbazone, benzadox, benzzipram, benzylaminopurine, benzthiazuron, benzfendizone, bensulide, benz Bensulfuron-methyl, benzoylprop,

Benzobicyclon, benzofenap, benzofluor, bentazone, pentanochlor, benthiocarb, pendimethalin, pentoxazone, Benfluralin, benfuresate, fosamine, fomesafen, foramsulfuron, forchlorfenuron, maleic hydrazide, mecoprop, mecoprop -P (mecoprop-P), mezinoterb, mesosulfuron, mesosulfuron-methyl, mesotrione, mesoprazine, mesoprotryne, metazachlor (meta) zachlor, methazole, metazosulfuron, metabenzthiazuron, metamitron, metamifop, metam, metalpropalin, methiuron, methiozoline (Methiozolin), methiobencarb, methyldymron, metoxuron, metsusulam, metsulfuron, metsulfuron, metsulfrazon, metflurazon, metbromuron Metobenzuron, metometon, metolachlor, metribuzin, mepiquat-chloride, mefenacet, mefluidide, monalid ( monalide, monisouron, monuron, monochloroacetic acid, monolinuron, molinate, morfamquat, iodosulfuron, iodosulfuron methyl sodium ( iodosulfuron-methyl-sodium, iodobonil, iodomethane, lactofen, linuron, rimsulfuron, lenacil, rhodethanil, calcium peroxide And methyl bromide.

Examples of synergists that may be contained in the composition of the present invention include piperonyl butoxide, sesamex, sulfoxide, N- (2-ethylhexyl) -8,9,10 -Trinorborn-5-ene-2,3-dicarboximide (MGK 264), N-declyimidazole, WARF-antiresistant, TBPT, TPP, IBP, PSCP, iodine Methyl chloride, t-phenylbutenone, diethylmaleate, DMC, FDMC, ETP, ETN, and the like.

The safeners that may be contained in the composition of the present invention include benoxacor, cloquintocet-mexyl, cyometrinil, dimuron, dichlormid, cyprosul Cyprosulfamide, fenchlorazole-ethyl, fenclorim, flurazole, fluxofenim, furilazole, mefenpyr-diethyl, MG191, oxabetrinil ), Alidochlor, isoxadifen-ethyl, cyprosulfamide, fluxofenim and 1,8-naphthalic anhydride It is done.

Moreover, the combination (henceforth the combination of this invention) of 1 type, or 2 or more types of compounds selected from the compound (I) or its salt, and the compound which has another bactericidal activity is also one of this invention. . The combination of the present invention can be rephrased as a plant disease control agent comprising a combination of compound (I) or a salt thereof and one or more compounds selected from other compounds having fungicidal activity. . In the combination of the present invention, the compound (I) which is an active ingredient of the agricultural and horticultural fungicide composition of the present invention or a salt thereof and another compound having a bactericidal activity are used independently at the same time, The effect of expanding the sterilization spectrum similar to that of the agricultural and horticultural fungicide composition in which the active ingredient is mixed in advance, and the synergistic effect of the compound (I) or a salt thereof and another compound having a bactericidal activity can be exhibited. That is, the compound (I) or a salt thereof and another compound having a bactericidal activity or a diluted solution thereof may be mixed and applied at the site of use at the time of processing, and separately. At the same time, they may be used to treat plant foliage, seeds, cultivation carriers and the like. In addition, when applying each independently separately, you may apply simultaneously, for example, you may provide an about 7-day space | interval. When each is applied separately and simultaneously, one or more compounds selected from other compounds having bactericidal activity may be applied after applying Compound (I) or a salt thereof. The compound (I) or a salt thereof may be applied after applying one or more compounds selected from other compounds having bactericidal activity. It is preferable to apply the other active ingredient when one of the active ingredients remains in the plant or the cultivation carrier. As the compound (I) or a salt thereof in the combination of the present invention, one or more compounds selected from other compounds having bactericidal activity, effective amounts thereof, production methods, and the like, the above-described agricultural and horticultural sterilization It is the same as in the agent composition. In the combination of the present invention, the above-mentioned other agricultural and horticultural fungicides, insecticides, acaricides, nematicides, biological pesticides, synergists, safeners, and the like are further appropriately combined. Also good. The combination of the present invention is suitably used for controlling plant diseases.

Next, the present invention will be specifically described with reference to examples, but the present invention is not limited to these examples as long as the gist of the invention is not exceeded. In Examples, “%” represents “% by mass” unless otherwise specified.

Although the typical formulation example of this invention is shown below, this invention is not limited to these.
In the formulation examples, “parts” means “parts by mass”.

[Formulation Example 1]
Compound (I) 2 parts Tebuconazole 4 parts Xylene 74 parts N-methylpyrrolidone 10 parts Mixture of polyoxyethylene nonylphenyl ether and calcium alkylbenzenesulfonate 10 parts The above is uniformly mixed and dissolved to give an emulsion.

[Formulation Example 2]
Compound (I) 0.1 part Manzeb 2 parts Clay powder 82.9 parts Diatomaceous earth powder 15 parts The above is uniformly mixed and ground to obtain a powder.

[Formulation Example 3]
Compound (I) 2 parts Tebuconazole 4 parts Mixed powder of bentonite and clay (mixing ratio bentonite: clay = 30:70 (mass ratio)) 89 parts 5 parts of calcium lignin sulfonate Mix uniformly and add appropriate amount of water Kneaded, granulated and dried to form granules.

[Formulation Example 4]
Compound (I) 1 part Manzeb 20 parts Kaolin and synthetic highly dispersed silicic acid (mixing ratio kaolin: synthetic highly dispersed silicic acid = 85: 15 (mass ratio)) 74 parts Mixture of polyoxyethylene nonylphenyl ether and calcium alkylbenzenesulfonate ( Mixing ratio 1: 1 (mass ratio)) 5 parts or more are mixed and ground uniformly to obtain a wettable powder.

[Formulation Example 5]
Compound (I) 0.5 part Manzeb 10 parts LUNOX 1000C (trade name, Toho Chemical Co., Ltd.) 5 parts Carplex # 80D (trade name, Evonik Degussa Japan Co., Ltd.) 3 parts Propylene glycol 8 parts Water 53.5 parts After mixing and dispersing the above, the resulting slurry mixture was wet pulverized with a dyno mill (trade name, WAB), and 20 parts of 1% xanthan gum 1% aqueous solution previously mixed and dissolved was added and mixed uniformly. Let it be an aqueous suspension (flowable agent) containing 10.5% of the component.

[Formulation Example 6]
Compound (I) 1 part Sulfur 10 parts New Calgen FS-3PG (trade name, Takemoto Yushi Co., Ltd.) 6 parts Neocor YSK 0.5 part Atagel 50 (trade name, BASF Japan Ltd.) 1 part Propylene glycol 8 parts Water 53 .5 parts or more were mixed and dispersed, and the resulting slurry mixture was wet-pulverized with a dyno mill (trade name, WAB), and 20 parts of 1% aqueous xanthan gum solution previously mixed and dissolved was added and mixed uniformly. And an aqueous suspension (flowable agent) containing 11% of the active ingredient.

Next, a test example shows that the agricultural and horticultural fungicide composition of the present invention exhibits a special effect as compared with the case where each is used as a single agent.

[Test Example 1] Tomato ring disease effect test

(1) Test Agent An aqueous suspension containing 20% of Compound (I) (hereinafter referred to as Compound (I) 20SC) was produced by the method according to Formulation Example 5. Commercially available products were used as the wettable powder containing manzeb 80% (hereinafter referred to as manzeb 80WP) and the aqueous suspension containing 20% tebuconazole (hereinafter referred to as tebuconazole 20SC).
(2) Preparation of Diluent A spreading solution was prepared by diluting the spreading agent Mylino (trade name, Nippon Pesticide Co., Ltd., containing 27% polyalkylene glycol alkyl ether) 10,000 times with water.
(3) Preparation of chemical solution A spray solution having one active ingredient was diluted to a predetermined concentration using a diluent and stirred to prepare a spray solution. The spray liquid containing two types of active ingredients was prepared by diluting each preparation to a concentration twice the predetermined concentration using a diluent, and then mixing and stirring them in a predetermined combination at 1: 1 to prepare a spray liquid.

(4) Spraying treatment A sufficient amount of each sprayed solution was sprayed onto the leaf surface of tomatoes (variety: Ponterosa) in the 6th leaf stage cultivated in pots (equivalent to 200 liters / 10a). After air drying, spray suspension was inoculated with a spore suspension of tomato ring mold fungus adjusted to 1 × 10 ⁵ cells / ml, and kept in an artificial weather chamber (Kitotron) at 20 ° C. under humid conditions for about 20 hours. After that, it was kept in a greenhouse (20 ° C.).

(5) Investigation method Investigation was performed according to the following criteria two weeks later, the disease severity was calculated, and the control value was calculated. The survey was conducted every 4 leaves per pot. Judgment was made based on the disease area, and the following disease severity levels of 0 to 4 were given.
0: No disease,
1: Less than 1/4 of the leaves are affected (1-20%)
2: 1/4 disease; (21-40%)
3: 1/2 causes disease (41-60%)
4: More than half are sick. (61% ~)

Moreover, the presence or absence of a synergistic effect was evaluated using the expected value of Colby calculated by the following formula for calculating Colby. In general, when two kinds of given active ingredients are mixed and processed, the actual measured effect is calculated by the following Colby equation (E) (the combination of two kinds of active ingredients) The control value (%) expected in the case of (2) is greater than that).), The action of the combination of the two active ingredients is determined to be synergistic.

(In the formula, X represents the control value (%) of one active ingredient, and Y represents the control value (%) of the other active ingredient.)

The results are shown in Tables 1 and 2.

[Test Example 2] Cucumber powdery mildew ( Sphaerotheca cucurbitae ) control effect test (1) Test drug A commercially available 52% sulfur-containing aqueous suspension (hereinafter referred to as sulfur 52SC) was used in place of Manzeb 80WP or Tebuconazole 20SC. Except for the above, the same test drug as in Test Example 1 was used.
(2) Preparation of dilution liquid, preparation of chemical liquid, spraying treatment and investigation method In the same manner as in Test Example 1, preparation of the dilution liquid and preparation of the chemical liquid were performed.
Cucumber (variety: Yotsuba) was cultivated in a greenhouse in a 1/5000 Earl Wagner pot, and when the true leaf was at the 2.0 leaf stage, a predetermined amount of drug was sprayed at a rate of 200 liters per 10 ares. After air drying, the spore suspension was spray-inoculated and kept under humid conditions at 20 ° C. Eight days after the treatment, the disease severity was investigated in the same manner as in Test Example 1, and the control value was calculated. The test was carried out in 1 section, 1 strain, 2 replicates. The results are shown in Table 3. The lesion area ratio in the untreated section was 95%.

[Test Example 3] Rice blast control effect test 50 ml of a predetermined concentration of a chemical solution was prepared, and foliage was sprayed on five-leaf rice (cultivar: Kinnanfu) grown in a pot. The day after spraying, spray inoculate a spore suspension of rice blast fungus ( Pyricularia oryzae ) and keep it under humid conditions at 20 ° C. 6 days after the inoculation, the disease incidence index is investigated according to the following criteria, and the control value is obtained according to the following formula.

Disease index standard 0: No disease 1: Disease area rate 1-10%
2: Disease area ratio 11-20%
3: Disease area ratio 21 to 30%
4: Disease area ratio 31-40%
5: Spot area rate 41-50%
6: lesion area rate 51-60%
7: lesion area rate 61-70%
8: lesion area rate 71-80%
9: lesion area rate 81-90%
10: Disease area rate 91-100%

[Test Example 4] Tomato plague control effect test 50 ml of a chemical solution having a predetermined concentration was prepared, and foliage was sprayed on tomatoes (variety: Ponterosa) at the 6th leaf stage cultivated in a pot. On the next day after spraying, a zoospore suspension of Phytophthora infestans was spray-inoculated and kept under humid conditions at 20 ° C. 7 days after inoculation, the control value is determined according to the criteria of Test Example 2.

[Test Example 5] Cucumber downy mildew control effect test 50 ml of a predetermined concentration of a chemical solution was prepared and sprayed on the cucumber (variety: Yotsuba) at the 1st leaf stage cultivated in a pot. On the next day of spraying, a zoospore suspension of cucumber downy mildew ( Psuedoperonospora cubensis ) was spray-inoculated and maintained under humid conditions at 20 ° C. 8 days after inoculation, the control value is determined according to the criteria of Test Example 2.

[Test Example 6] Grape downy mildew control effect test 50 ml of a predetermined concentration of a chemical solution was prepared and sprayed on a grape seedling (cultivar: Pione) grown in a pot. On the next day after spraying, a zoosporum suspension obtained from grape leaves afflicted with grape downy mildew ( Plasmopara viticola ) was spray-inoculated and maintained under humid conditions at 20 ° C. The control value is determined according to the criteria of Test Example 2 6 days after the inoculation.

[Test Example 7] Barley powdery mildew control effect test 50 ml of a predetermined concentration of a chemical solution was prepared, and foliage was sprayed on a single leaf stage barley (cultivar: Kanto No. 6) grown in a pot. The next day after spraying, spores obtained from barley leaves afflicted with Blumeria graminis hordei were sprinkled and inoculated in a greenhouse. 7 days after inoculation, the control effect is determined according to the criteria of Test Example 2.

[Test Example 8] Cucumber gray mold control effect test 50 ml of a predetermined concentration of a chemical solution was prepared and sprayed on the cucumber (variety: Yotsuba) at the 1st leaf stage that was grown in a pot. The spore suspension of cucumber gray mold fungus ( Botrytis cinerea ) obtained by culturing in PSA medium the day after spraying was impregnated into a 6 mm diameter paper disc, placed on a cucumber cotyledon, and kept under humid conditions at 20 ° C. . The control value is determined according to the following formula 6 days after the inoculation.

The agricultural and horticultural fungicide composition of the present invention is useful because it has a low load on the global environment, has a broad bactericidal spectrum against various plant diseases, and exhibits an excellent control effect at a low dose.

Claims (7)

1. One or more selected from N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof and other compounds having bactericidal activity And a fungicide composition for agricultural and horticultural use, comprising as an active ingredient.
2. One or more compounds selected from the group consisting of (A) an ethylene bisthiocarbamate fungicide, (B) an azole fungicide and (C) an inorganic sulfur fungicide The agricultural and horticultural fungicide composition according to claim 1.
3. The agricultural and horticultural fungicide composition according to claim 1, wherein the other compound having bactericidal activity is one or two selected from the group consisting of manzeb, tebuconazole and sulfur.
4. To 1 part by mass of N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof, another compound having bactericidal activity is 0.01 The fungicide composition for agricultural or horticultural use according to any one of claims 1 to 3, which is blended at a ratio of ˜100 parts by mass.
5. Agricultural and horticultural sterilization characterized by treating a target plant, seeds of the target plant, soil or a cultivation carrier with an effective amount of the agricultural and horticultural fungicidal composition according to any one of claims 1 to 4. To use the agent composition.
6. One or more selected from N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof and other compounds having bactericidal activity A method for controlling plant diseases characterized by treating each of the compounds alone with a plant or cultivation carrier at the same time.
7. One or more selected from N- (3 ′, 4′-difluorobiphenyl-2-yl) -3- (trifluoromethyl) pyrazine-2-carboxamide or a salt thereof and other compounds having bactericidal activity In combination with other compounds.