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
  • A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system

Definitions

• the present invention relates to fungicidal mixtures for controlling rice pathogens containing as active components
• a dithiocarbamate II selected from the group consisting of manganese ethylene bis (dithiocarbamate) zinc complex (11.1), manganese ethylene bis (dithiocarbamate) (II.2), zinc ammonium ethylenebis (dithiocarbamate) (II.3), zinc ethylene bis (dithiocarbamate) (II.4) and bis (dimethylthiocarbamoyl) disulphide (II.5)
• the invention relates to a method for controlling rice pathogens with mixtures of the compound I with the compounds II and the use of the compound I with the compounds II for the preparation of such mixtures and compositions containing these mixtures.
• the synergistic mixtures known from EP-A 988790 are effective as fungicidal against various diseases of cereals, fruits and vegetables, such. As mildew on wheat and barley or gray mold on apples.
• the present inventions were based on mixtures as a task, which show an improved action against the rice pathogens with a reduced total amount of active substances applied.
• fungicide Due to the specific cultivation conditions of rice plants, there are clearly different requirements for a rice fungicide than for fungicides used in cereal or fruit production. Differences exist in the application method: In addition to the leaf application applied in many places, fungicide is applied directly to the soil in modern rice cultivation or shortly after sowing. The Fun is r gizid absorbed through the roots into the plant and transported in the sap of the plant to the plant parts to be protected. In cereals or fruit, however, the fungicide is usually applied to the leaves or fruits, therefore, plays in these cultures, the systemics of the active ingredients a significantly lower role.
• Rhizoctonia solani is the causative agents of the most important diseases of rice plants. Rhizoctonia solani is the only agriculturally significant pathogen within the subclass Agaricomycetidae. This fungus does not attack the plant like most other fungi via spores, but via a mycelial infection.
• mixtures of the present invention were required as a task. be based, which show improved action against the harmful fungi with reduced total amount of applied drugs.
• the mixtures of the compounds I and II or the simultaneous joint or separate use of the compound I and the compounds II are distinguished by an outstanding activity against rice pathogens from the class of the Ascomycetes, Deuteromycetes and Basidiomycetes. They can be used for seed treatment, as well as foliar and soil fungicides.
• inventive combination of compounds I and II is also suitable for controlling other pathogens, such.
• the pure active ingredients I and II which can be added as needed further active against harmful fungi or other pests such as insects, spider animals or nematodes, or herbicidal or growth-regulating agents or fertilizers.
• active ingredients in particular active ingredients selected from the following groups come into question:
• Acylalanines such as benalaxyl, metalaxyl, ofurace, oxadixyl, Amine derivatives such as aldimorph, dodemorph, fenpropimorph, fenpropidin, guazatine, iminoctadine, tridemorph,
• Anilinopyrimidines such as pyrimethanil, mepanipyrim or cyprodinil,
• Antibiotics such as cycloheximide, griseofulvin, kasugamycin, natamycin, polyoxin or streptomycin,
• Azoles such as bitertanol, bromoconazole, cyproconazole, difenoconazole, dinitroconazole, enilconazole, epoxiconazole, fenbuconazole, fluquiconazole, flusilazole, flutriafol, hexaconazole, imazalil, ipconazole, metconazole, myclobutanil, penconazole, propynazole, prochloraz, prothioconazole, simeconazole, tebuconazole , Tetraconazole, triadimefon, triadimol, triflumizol, triticonazole,
• Dicarboximides such as myclozoline,
• Dithiocarbamates such as Ferbam, Nabam, Metam, Propineb, Polycarbamate, Zira,
• Heterocyclic compounds such as anilazine, benomyl, boscalid, carbendazim, carboxine, oxycarboxine, cyazofamide, dazomet, dithianone, famoxadone, fenamidone, fuberidazole, flutolanil, furametpyr, isoprothiolane, mepronil, nuarimol, probenazole, pyroquilon, quinoxyfen, silthiofam, thiabendazole, Thifluzamide, tiadinil, tricyclazole, triforine,
• Nitrophenyl derivatives such as binapacryl, dinocap, dinobutone, nitrophthalic-isopropyl,
• phenylpyrroles such as fenpiclonil or fludioxonil, • sulfur,
• fungicides such as AcibenzoIar-S-methyl, Carpropamid, Chlorothalonil, Cyflu- ( fenofen, Cymoxanil, Dazomet, Diclomezine, Diclocymet, Diethofencarb, Edifenphos, Ethaboxam, Fenhexamid, Fentin-acetate, Fenoxanil, Ferimzone, Fluazinam, Fosetyl, Fosetyl-Aluminum, Phosphoric Acid, Iprovalicarb, Hexachlorobenzene, Metrafenone, Methylisothiocyanate, Pencycuron, Propamocarb, Phthalide, Toloclofos- methyl, Quintozene, Zoxamide,
• Strobilurins such as azoxystrobin, dimox strobin, fluoxastrobin, kresoxim-methyl, metominostrobin, orysastrobin, pyraclostrobin or trifloxystrobin,
• • sulfenic acid derivatives such as captafol, captan, diclofluanid, folpet, • cinnamic acid amides and analogues such as dimethomorph, flumetover or flumorph.
• a further fungicide III or two fungicides III and IV as mentioned above are added to the compounds I and II.
• active compounds are suitable in particular for mixtures of the compounds I and II.1 or I and II.3 as active ingredient III.
• a strobilurin, a cinnamic acid amide, or one of the abovementioned heterocyclic compounds is present as active ingredient III.
• fosethyl, Fosethyl-aluminum, or phosphorous acid are preferred as active ingredient III, in particular mixtures containing the compounds I and II and a component III.
• Particularly preferred are mixtures containing the compounds strigg I and a compound II as active components.
• the compound I and the compound II can be applied simultaneously together or separately or in succession, the sequence in the case of separate application generally having no effect on the control result.
• the compound I and the compound II are usually used in a weight ratio of 100: 1 to 1: 100, preferably 5: 1 to 1:20, especially 1: 1 to 1:20 applied.
• components III and IV are added to compound I in a ratio of from 20: 1 to 1:20.
• the application rates of the mixtures according to the invention are from 5 g / ha to 6000 g / ha, preferably from 50 to 2500 g / ha, in particular from 50 to 1000 g / ha.
• the application rates for the compound I are correspondingly generally 1 to 1000 g / ha, preferably 10 to 900 g / ha, in particular 20 to 750 g / ha.
• the application rates for compound 11.1 are accordingly generally from 1 to 2000 g / ha, preferably from 10 to 1500 g / ha, in particular from 20 to 750 g / ha.
• the application rates for compound II.2 are correspondingly generally from 1 to 2500 g / ha, preferably from 10 to 2000 g / ha, in particular from 20 to 1000 g / ha.
• the application rates for compound II.3 are correspondingly generally from 1 to 2000 g / ha, preferably from 10 to 1500 g / ha, in particular from 20 to 1000 g / ha.
• the application rates for compound II.4 are accordingly generally from 1 to 2000 g / ha, preferably from 10 to 1500 g / ha, in particular from 20 to 1000 g / ha.
• the application rates for compound II.5 are accordingly generally from 1 to 6000 g / ha, preferably from 10 to 3500 g / ha, in particular from 20 to 1000 g / ha.
• application rates of mixture of 1 to 1000 g / 100 kg of seed, preferably 1 to 750 g / 100 kg, in particular 5 to 500 g / 100 kg, are generally used.
• the separate or joint application of the compounds I and II or the mixtures of the compounds I and II by spraying or dusting the seeds, seedlings, plants or soils before or after sowing of the plants or before or after emergence of the plants.
• the application of the compounds by spraying the leaves.
• the mixtures according to the invention, or the compounds I and II, can be converted into the customary formulations, e.g. Solutions, emulsions, suspensions, dusts, powders, pastes and granules.
• the application form depends on the respective purpose; It should in any case ensure a fine and uniform distribution of the compound according to the invention.
• the formulations are prepared in a known manner, e.g. by stretching the active compound with solvents and / or excipients, if desired with use of emulsifiers and dispersants.
• Suitable solvents / auxiliaries are essentially: water, aromatic solvents (eg Solvesso products, xylene), paraffins (eg petroleum fractions), alcohols (eg methanol, butanol, pentanol, benzyl alcohol), ketones (eg cyclohexanone, gamma-butyrololactone) , Pyrrolidones (NMP, NOP), acetates (glycol diacetate), glycols, dimethyl fatty acid amides, fatty acids and fatty acid esters.
• aromatic solvents eg Solvesso products, xylene
• paraffins eg petroleum fractions
• alcohols eg methanol, butanol, pentanol, benzyl alcohol
• solvent mixtures may also be used, carriers such as ground natural minerals (e.g., kaolins, clays, talc, chalk) and ground synthetic minerals (e.g., fumed silica, silicates); Emulsifiers such as nonionic and anionic emulsifiers (e.g., polyoxyethylene fatty alcohol ethers, alkyl sulfonates and aryl sulfonates) and dispersants such as lignin liquors and methyl cellulose.
• ground natural minerals e.g., kaolins, clays, talc, chalk
• ground synthetic minerals e.g., fumed silica, silicates
• Emulsifiers such as nonionic and anionic emulsifiers (e.g., polyoxyethylene fatty alcohol ethers, alkyl sulfonates and aryl sulfonates) and dispersants such as lignin liquors and methyl cellulose.
• dispersants such as
• the surface-active substances used are alkali metal, alkaline earth metal, ammonium salts of lignin sulfonic acid, naphthalenesulfonic acid, phenolsulfonic acid, dibutylnaphthalenesulfonic acid, alkylarylsulfonates, alkyl sulfates, alkyl sulfonates, fatty alcohol sulfates, fatty acids and sulfated fatty alcohol glycol ethers, and condensation products of sulfonated naphthalene and naphthalene derivatives with formaldehyde , Condensation products of naphthalene or naphthalenesulfonic acid with phenol and formaldehyde, polyoxyethylene glycol octylphenol ether, ethoxylated isooctylphenol, octylphenol, nonylphenol, alkylphenol polyglycol ethers, tributylphen
• mineral oil fractions of medium to high boiling point such as kerosine or diesel oil, coal tar oils and oils of vegetable or animal origin, aliphatic, cyclic and aromatic hydrocarbons, e.g. Toluene, xylene, paraffin, tetrahydronaphthalene, alkylated naphthalenes or their derivatives, methanol, ethanol, propanol, butanol, cyclohexanol, cyclohexanone, isophorone, strong polar solvents, e.g. Dimethylsulfoxide, N-methylpyrrolidone or water into consideration.
• mineral oil fractions of medium to high boiling point such as kerosine or diesel oil, coal tar oils and oils of vegetable or animal origin, aliphatic, cyclic and aromatic hydrocarbons, e.g. Toluene, xylene, paraffin, tetrahydronaphthalene, alkylated naphthalenes or their derivative
• Powders, dispersants and dusts may be prepared by mixing or co-grinding the active substances with a solid carrier.
• Granules e.g. Coated, impregnated and homogeneous granules can be prepared by binding the active compounds to solid carriers.
• Solid carriers are e.g. Mineral earths, such as silica gels, silicates, talc, kaolin, attaclay, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulphate, magnesium oxide, ground plastics, fertilizers, e.g. Ammonium sulfate, ammonium phosphate, ammonium nitrate, ureas and vegetable products such as cereal flour, tree bark, wood and nutshell meal, cellulose powder and other solid carriers.
• Mineral earths such as silica gels, silicates, talc, kaolin, attaclay, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulphate, magnesium oxide, ground plastics
• the formulations generally contain between 0.01 and 95 wt .-%, preferably between 0.1 and 90 wt .-% of the active ingredients.
• the active ingredients are used in a purity of 90% to 100%, preferably 95% to 100% (according to NMR spectrum).
• formulations are: 1. Products for dilution in water
• the active ingredients 10 parts by weight of the active ingredients are dissolved in water or a water-soluble solvent. Alternatively, wetting agents or other adjuvants are added. When diluted in water, the active ingredient dissolves.
• the active ingredients 50 parts by weight of the active ingredients are finely ground with the addition of dispersants and wetting agents and prepared by means of technical equipment (eg extrusion, spray tower, fluidized bed) as water-dispersible or water-soluble granules. Dilution in water results in a stable dispersion or solution of the active ingredient. !
• WP, SP Water-dispersible and water-soluble powders 75 parts by weight of the active compounds are ground in a rotor-stator mill with the addition of dispersing and wetting agents and silica gel. Dilution in water results in a stable dispersion or solution of the active ingredient.
• the active compounds may be used as such, in the form of their formulations or the forms of use prepared therefrom, e.g. in the form of directly sprayable solutions, powders, suspensions or dispersions, emulsions, oil dispersions, pastes, dusts, scattering agents, granules by spraying, misting, dusting, scattering or pouring.
• the forms of application depend entirely on the purposes of use; In any case, they should ensure the finest possible distribution of the active compounds according to the invention.
• Aqueous application forms can be prepared from emulsion concentrates, pastes or wettable powders (spray powders, oil dispersions) by addition of water.
• the substances as such or dissolved in an oil or solvent, can be homogenized in water by means of wetter, tackifier, dispersant or emulsifier.
• concentrates which are active substance, adhesion, dispersant or emulsifier and, if appropriate, solvent or oil, concentrates which are suitable for dilution with water.
• the active compound concentrations in the ready-to-use preparations can be varied within wide ranges. In general, they are between 0.0001 and 10%, preferably between 0.01 and 1%.
• the active ingredients can also be used with great success in the ultra-low-volume (ULV) process, it being possible to apply formulations containing more than 95% by weight of active ingredient or even the active ingredient without additives.
• UUV ultra-low-volume
• the compounds I and II, or the mixtures or the corresponding formulations are applied by mixing the harmful fungi, the plants, seeds, soils, areas, materials or spaces to be kept free of them with a fungicidally effective amount of the mixture or of the compounds I and II with separate application, treated.
• the application can be made before or after the attack by the harmful fungi.
• the active compounds were prepared separately or together as a stock solution with 0.25% by weight of active ingredient in acetone or DMSO. To this solution was added 1% by weight of emulsifier Uniperol® EL (wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols) and diluted with water according to the desired concentration.
• emulsifier Uniperol® EL wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols
• Pots of rice plants of the cultivar "Tai-Nong 67" were sprayed to drip point with an aqueous suspension of the following active ingredient concentration: On the following day, oat grains infected with corticium sasakii were applied: 5 seeds per pot the following day placed in a chamber at 26 ° C and maximum air humidity. After 11 days, the sheath blight had such a great extent on the untreated, but infected control plants that the infection could be determined visually in%. '
• the evaluation is made by determining the infected leaf areas in percent. These percentages were converted into efficiencies.
• the efficiency (W) is calculated according to the formula of Abbot as follows:
• ⁇ corresponds to the fungal infestation of the treated plants in% and ⁇ corresponds to the fungal infestation of the untreated (control) plants in%
• the infestation of the treated plants corresponds to that of the untreated control plants; at an efficiency of 100, the treated plants have no infestation.
• the expected efficiencies of the drug mixtures are determined according to the Colby formula [RS Colby, Weeds 15, 20-22 (1967)] and compared with the observed efficiencies.
• Colby formula: E x + y - xy / 100 E expected efficiency, expressed as% of untreated control, using the mixture of active substances A and B at concentrations a and bx the efficiency expressed as% of the untreated control, when the active substance A is used in the concentration ay the efficiency, expressed in% of the untreated control, when using the active substance B in the concentration b
• the comparative compounds used were the compounds A and B known from the mancozeb mixtures described in EP-A 988 790:

Landscapes

• 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)

Applications Claiming Priority (3)

Publications (1)

Family

ID=34712314

Family Applications (1)

Country Status (16)

Families Citing this family (3)

Family Cites Families (6)

• 2004
  • 2004-11-18 JP JP2006540313A patent/JP2007512277A/ja not_active Withdrawn
  • 2004-11-18 KR KR1020067010329A patent/KR20060088568A/ko not_active Application Discontinuation
  • 2004-11-18 BR BRPI0416952-2A patent/BRPI0416952A/pt not_active IP Right Cessation
  • 2004-11-18 US US10/580,039 patent/US20070082916A1/en not_active Abandoned
  • 2004-11-18 AU AU2004304675A patent/AU2004304675A1/en not_active Abandoned
  • 2004-11-18 CA CA002546929A patent/CA2546929A1/en not_active Abandoned
  • 2004-11-18 EP EP04820594A patent/EP1689235A1/de not_active Withdrawn
  • 2004-11-18 WO PCT/EP2004/013065 patent/WO2005060751A1/de active Application Filing
  • 2004-11-18 EA EA200601013A patent/EA200601013A1/ru unknown
  • 2004-11-19 PE PE2004001136A patent/PE20050701A1/es not_active Application Discontinuation
  • 2004-11-26 TW TW093136418A patent/TW200529755A/zh unknown
  • 2004-11-26 AR ARP040104397A patent/AR046721A1/es not_active Application Discontinuation
• 2006
  • 2006-05-09 IL IL175504A patent/IL175504A0/en unknown
  • 2006-05-11 CR CR8394A patent/CR8394A/es not_active Application Discontinuation
  • 2006-05-18 CO CO06047670A patent/CO5690510A2/es not_active Application Discontinuation
  • 2006-05-30 NO NO20062481A patent/NO20062481L/no not_active Application Discontinuation

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events