EP3823450A1 - Mélanges herbicides contenant de l'aclonifène et du cinméthyline - Google Patents

Mélanges herbicides contenant de l'aclonifène et du cinméthyline

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Publication number
EP3823450A1
EP3823450A1 EP19742325.4A EP19742325A EP3823450A1 EP 3823450 A1 EP3823450 A1 EP 3823450A1 EP 19742325 A EP19742325 A EP 19742325A EP 3823450 A1 EP3823450 A1 EP 3823450A1
Authority
EP
European Patent Office
Prior art keywords
methyl
sodium
ethyl
iodine
plants
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19742325.4A
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German (de)
English (en)
Inventor
Thomas Auler
Udo Bickers
Hubert Menne
Christoph BREITENSTRÖTER
Herve TOSSENS
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of EP3823450A1 publication Critical patent/EP3823450A1/fr
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
    • A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
    • A01N33/18—Nitro compounds
    • A01N33/20—Nitro compounds containing oxygen or sulfur attached to the carbon skeleton containing the nitro group
    • A01N33/22—Nitro compounds containing oxygen or sulfur attached to the carbon skeleton containing the nitro group having at least one oxygen or sulfur atom and at least one nitro group directly attached to the same aromatic ring system
    • 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
    • A01N31/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic oxygen or sulfur compounds
    • A01N31/08—Oxygen or sulfur directly attached to an aromatic ring system

Definitions

  • the present invention relates to herbicidal mixtures comprising i) aclonifene and ii) cinmethylin and herbicidal compositions comprising these mixtures.
  • the present invention further relates to a process for the preparation of these herbicidal mixtures and compositions comprising these mixtures.
  • the invention relates to the use of the mixtures and compositions mentioned in the field of agriculture for controlling harmful plants.
  • Aclonifen is already known as a selective herbicide from DE2831262.
  • WO 2017/009095, WO 2017/009124, WO 2017/009137, WO 2017/009138, WO 2017/009054, WO 2017/009056, WO 2017/009139, WO 2017/009140, WO 2017/009092, WO 2017/009090, WO 2017/009134, WO 2017/009142, WO 2017/009143, WO 2017/009143 and WO 2017/009144 describe herbicidal mixtures containing cinmethylin.
  • One way to improve the application profile of a herbicide is to combine the active ingredient with one or more suitable other active ingredients.
  • phenomena of chemical, physical and biological incompatibility often occur when several active ingredients are used in combination, for example poor stability in a co-formulation, decomposition of an active ingredient or antagonism of the active ingredients.
  • combinations of active ingredients with a favorable activity profile, high stability and, as far as possible, synergistically enhanced action are desired, which allow a reduction in the application rate compared to the individual application of the active ingredients to be combined.
  • Combinations of active ingredients which generally increase the tolerance of crop plants and / or which can be used in special production techniques are also desirable.
  • the object of the present invention was to improve the application profile of the herbicidal active ingredient aclonifene with a view to:
  • the invention thus relates to herbicide mixtures comprising i) aclonifene and ii) cinmethylin.
  • Another aspect of the present invention is a herbicide mixture which, in addition to components i) and ii), comprises at least one further herbicide from group I.
  • Another aspect of the present invention is a herbicide mixture which, in addition to components i) and ii), comprises at least one safener.
  • Another aspect of the present invention is a herbicide mixture which, in addition to components i) and ii), comprises at least one further herbicide from group I and a safener.
  • plant growth regulators as possible mix partners are:
  • Sl a compounds of the dichlorophenylpyrazoline-3-carboxylic acid type (Sl a ), preferably compounds such as 1- (2,4-dichlorophenyl) -5- (ethoxycarbonyl) -5-methyl-2-pyrazoline-3-carboxylic acid,
  • Sl c derivatives of l, 5-diphenylpyrazole-3-carboxylic acid (S l c ), preferably compounds such as ethyl 1- (2,4-dichlorophenyl) -5-phenylpyrazole-3-carboxylate (S 1-5), l- ( 2-chlorophenyl) -5-phenylpyrazole-3-carboxylic acid methyl ester (S 1-6) and related compounds as described, for example, in EP-A-268554;
  • Sl d compounds of the triazole carboxylic acid type (Sl d ), preferably compounds such as
  • Fenchlorazole ethyl ester
  • ethyl ester i.e. 1- (2,4-dichlorophenyl) -5-trichloromethyl- (lH) -l, 2,4-triazole-3-carboxylic acid ethyl ester (S1-7), and related compounds, as described in EP-A-174 562 and EP -A-346 620 are described;
  • Sl e compounds of the type of 5-benzyl- or 5-phenyl-2-isoxazoline-3-carboxylic acid, or of 5,5-diphenyl-2-isoxazoline-3-carboxylic acid (Sl e ), preferably compounds such as 5- ( 2,4-dichlorobenzyl) -2-isoxazoline-3-carboxylic acid ethyl ester (S 1-8) or 5-phenyl-2-isoxazoline-3-carboxylic acid ethyl ester (S 1-9) and related compounds, as described in WO-A-91/08202, or 5,5-diphenyl-2-isoxazoline-carboxylic acid (Sl- 10) or 5,5-Diphenyl-2-isoxazoline-3-carboxylic acid ethyl ester (Sl-11) ("Isoxadifen-ethyl") or -n-propyl ester (Sl-12) or 5- (4-fluor
  • S2 a Compounds of the 8-quinolineoxyacetic acid (S2 a ) type, preferably (5-chloro-8-quinolinoxy) acetic acid (1-methylhexyl) ester ("Cloquintocet-mexyl") (S2-1), (5- Chloro-8-quinolinoxy) acetic acid (1,3-dimethyl-but-l-yl) ester (S2-2),
  • R-29148 (3-dichloroacetyl-2,2,5-trimethyl-1,3-oxazolidine) from Stauffer (S3-2), "R-28725" (3-dichloroacetyl-2,2, -dimethyl- 1,3-oxazolidine) from Stauffer (S3-3), "Benoxacor” (4-dichloroacetyl-3,4-dihydro-3-methyl-2H-1,4-benzoxazine) (S3-4),
  • PPG-1292 N-allyl-N - [(1,3-dioxolan-2-yl) methyl] dichloroacetamide
  • TI-35 (1-dichloroacetyl-azepan) from TRI-Chemical RT (S3-8), "Diclonon” (dicyclonone) or "BAS145138” or “LAB145138” (S3-9)
  • RA 1 (Ci-Ce) alkyl, (C3-Ce) cycloalkyl, the latter 2 radicals being substituted by V A substituents from the group halogen, (Ci-C alkoxy, (Ci-Ce) haloalkoxy and (Ci-C4) alkylthio and in the case of cyclic radicals also substituted by (Ci-C alkyl and (Ci-C haloalkyl;
  • RA 2 halogen (C 1 -C 4 ) alkyl, (Ci-C 4 ) alkoxy, CF 3; m A 1 or 2;
  • V A is 0, 1, 2 or 3;
  • RB 1 , RB 2 independently of one another hydrogen, (Ci-Ce) alkyl, (C3-Ce) cycloalkyl, (C 3 - Ce) alkenyl, (C3-C6) alkynyl,
  • RB 3 is halogen, (Ci-C alkyl, (Ci-C4) haloalkyl or (Ci-C4) alkoxy and IP B 1 or 2, for example those in which
  • R B 1 cyclopropyl
  • R B 2 hydrogen
  • (R B 3 ) 5-Cl-2-OMe is (S4-2)
  • R B 1 isopropyl
  • R B 2 hydrogen
  • (R B 3 ) 5-Cl-2-OMe is (S4-4) and
  • R B 1 isopropyl
  • R B 2 hydrogen
  • (R B 3 ) 2-OMe is (S4-5);
  • Rc 1 , Rc 2 independently of one another are hydrogen, (Ci-Cs) alkyl, ((VCsK'ycloalkyl, (C 3 -
  • Rc 3 is halogen, (Ci-C4) alkyl, (Ci-C4) alkoxy, CF 3 and mc 1 or 2; for example 1- [4- (N-2-methoxybenzoylsulfamoyl) phenyl] -3-methylurea,
  • R D 4 halogen, (Ci-C4) alkyl, (Ci-C4) alkoxy, CF 3; m D 1 or 2;
  • R D 5 hydrogen, (Ci-Ce) alkyl, (C3-Ce) cycloalkyl, (C2-Ce) alkenyl, (C2-C6) alkynyl, (Cs-
  • Ce means cycloalkenyl
  • Active ingredients from the class of the hydroxyaromatics and the aromatic-aliphatic carboxylic acid derivatives (S5) e.g. 3,4,5-triacetoxybenzoic acid ethyl ester, 3,5-dimethoxy-4-hydroxybenzoic acid, 3,5-dihydroxybenzoic acid, 4-hydroxysalicylic acid, 4-fluorosalicyclic acid, 2-hydroxycinnamic acid, 2,4-dichlorocinnamic acid, as described in WO-A- 2004/084631, WO-A-2005/015994, WO-A-2005/016001.
  • S6 active substances from the class of 1,2-dihydroquinoxalin-2-one (S6), e.g. l-methyl-3- (2-thienyl) -1, 2-dihydroquinoxalin-2-one, l-methyl-3- (2-thienyl) -1, 2-dihydroquinoxalin-2-thione, l- (2-aminoethyl ) -3- (2-thienyl) -l, 2-dihydroquinoxalin-2-one hydrochloride, l- (2- (2-
  • S7 compounds from the class of diphenylmethoxyacetic acid derivatives (S7), e.g.
  • R D 1 is halogen, (Ci-C4) alkyl, (Ci-C4) haloalkyl, (Ci-C4) alkoxy, (Ci-C4) haloalkoxy, R D 2 is hydrogen or (C 1 -C 4 ) alkyl,
  • R D 3 is hydrogen, (Ci-C 8 ) alkyl, (C2-C4) alkenyl, (C2-C4) alkynyl, or aryl, each of the abovementioned C-containing radicals being unsubstituted or by one or more, preferably up to three identical or different radicals from the group consisting of halogen and alkoxy is substituted; or their salts is an integer from 0 to 2.
  • S9 active substances from the class of 3- (5-tetrazolylcarbonyl) -2-quinolones (S9), e.g.
  • R E 2 (Ci-Ci 6 ) alkyl, (C2-Ce) alkenyl, (C3-Ce) cycloalkyl, aryl; Benzyl, halobenzyl,
  • R E 3 is hydrogen or (Ci-C 6 ) alkyl.
  • Si l active substances of the type of oxyimino compounds (Si l), which are known as seed dressings, such as.
  • Naphthalic anhydride (1,8-naphthalenedicarboxylic anhydride) (S13-1), which is known as a seed dressing safener for maize against damage from thiocarbamate herbicides,
  • MG 191 (CAS Reg. No. 96420-72-3) (2-dichloromethyl-2-methyl-1,3-dioxolane) (S13-5) from Nitrokemia, which is known as a safener for corn,
  • Mephenate (4-chlorophenyl methyl carbamate) (S13-9).
  • Active substances which, in addition to a herbicidal action against harmful plants, also have safener action on crop plants such as rice, such as, for. B. "Dimepiperate” or “MY-93” (.V-1-methyl-1-phenylethyl-piperidine-1-carbothioate), which is known as a safener for rice against damage to the herbicide Molinate,
  • COD l-bromo-4- (chloromethylsulfonyl) benzene
  • RH 1 represents a (Ci-C 6 ) haloalkyl radical and RH 2 represents hydrogen or halogen and
  • RH 3 , RH 4 independently of one another are hydrogen, (Ci-Cie) alkyl, (C2-Ci6) alkenyl or (C2-Ci6) alkynyl, each of the last 3 radicals being unsubstituted or by one or more radicals from the group halogen, hydroxy, Cyano, (Cj-C alkoxy, (Cj-C haloalkoxy, (Cj-C alkylthio, (Cj-C alkylamino, di [(Cj-C4) alkyl] amino, [(Ci-C alkoxy] carbonyl, [( Cj-C HaloalkoxyJ-carbonyl, (C3-Ce) cycloalkyl which is unsubstituted or substituted, phenyl which is unsubstituted or substituted and heterocyclyl which is unsubstituted or substituted, or (C3-C6) cycloalkyl, (C4 -C6) cyclo
  • RH 3 is (Ci-C-alkoxy, (Cz-C alkenyloxy, (C2-C6) alkynyloxy or (C2-C4) haloalkoxy) and RH 4 is hydrogen or (Ci-C4) -alkyl or
  • RH 3 and RH 4 together with the directly bound N atom form a four- to eight-membered heterocyclic ring which, in addition to the N atom, can also contain further hetero ring atoms, preferably up to two further hetero ring atoms from the group N, O and S, and which is unsubstituted or substituted by one or more radicals from the group halogen, cyano, nitro, (Ci-C4) alkyl, (Ci-C4) haloalkyl, (Ci-C4) alkoxy, (Ci-C4) haloalkoxy and (Ci-C4) alkylthio is means.
  • Preferred safeners are: cloquintocet-mexyl, cyprosulfamide, fenchlorazole-ethyl ester, isoxadifen-ethyl, mefenpyr-diethyl, fenclorim, cumyluron.
  • Particularly preferred safeners are: cloquintocet-mexyl, cyprosulfamide, isoxadifen-ethyl and mefenpyr-diethyl.
  • Mefenpyr-diethyl is very particularly preferred.
  • Cinmethylin (CAS RN 87818-31-3) is a racemic mixture of (+/-) - 2-exo- (2-methylbenzyloxy) - l-methyl-4-isopropyl-7-oxabicyclo [2. 2.1] heptane.
  • the ratio of the two enantiomers to one another is approximately the same.
  • the preparation of the enantiomerically enriched compounds is known from EP 0 081 893 Al.
  • the herbicidal compositions according to the invention have the components according to the invention of the mixture i), ii) and, if appropriate, further herbicides and safeners, and contain further constituents, e.g. agrochemical active ingredients from the group of insecticides and fungicides and / or additives and / or formulation auxiliaries customary in crop protection.
  • further constituents e.g. agrochemical active ingredients from the group of insecticides and fungicides and / or additives and / or formulation auxiliaries customary in crop protection.
  • the herbicidal mixtures / compositions according to the invention have synergistic effects as an improvement in the application profile. These synergistic effects can e.g. can be observed when the herbicide components are applied together, but they can often also be found with a delayed application (splitting). It is also possible to use the individual herbicides or the herbicide combinations in several portions (sequence application), e.g. Pre-emergence applications, followed by post-emergence applications or early post-emergence applications, followed by mid or late post-emergence applications. Preferred here is the simultaneous or prompt application of the active compounds of the herbicidal mixtures / compositions according to the invention.
  • the synergistic effects allow a reduction in the application rates of the individual active ingredients, a higher potency with the same application rate, the control of previously unrecognized types (gaps), an extension of the application period and / or a reduction in the number of necessary individual applications and - as a result for the user - economically and more environmentally friendly weed control systems.
  • the application rate of the herbicide components in the herbicidal mixtures / compositions can vary within wide limits. For applications with application rates of 1 to 5000 g AS / ha Herbicide components are combated in the pre- and post-emergence process, a relatively wide range of annual and perennial weeds, grasses and cyperaceae.
  • the application rates of the herbicide components in the mixtures / compositions are in the weight ratio to one another given below: i): h) in general (1-1000) :( 1-1000), preferably (1-100) :( 1-100), particularly preferred (1-50) :( 1-50).
  • the application rate is generally 5-2000 g ai / ha, preferably 10-500 g ai / ha and particularly preferably 10-300 g ai / ha.
  • the weight percentages (% by weight) of the herbicide components based on the total weight of the herbicidal compositions, which may also contain further constituents, can be calculated from the above application rates.
  • the mixtures / compositions according to the invention have excellent herbicidal activity against a broad spectrum of economically important mono- and dicotyledonous harmful plants. Perennial harmful plants that are difficult to control and that sprout from rhizomes, rhizomes or other permanent organs are also well captured by the active ingredients.
  • the present invention therefore also relates to a process for controlling unwanted plants or for regulating the growth of plants, preferably in plant crops, the mixtures / compositions according to the invention applied to the plants (for example harmful plants such as mono- or dicotyledon weeds or undesired crop plants), the seed ( grains, seeds or vegetative propagation organs such as tubers or shoots with buds) or the area on which the plants grow (e.g. the area under cultivation).
  • the mixtures / compositions according to the invention can be applied, for example, in the pre-sowing (possibly also by incorporation into the soil), pre-emergence or post-emergence methods.
  • Monocotyledonous harmful plants of the genera Aegilops, Agropyron, Agrostis, Alopecurus, Apera, Avena, Brachiaria, Bromus, Cenchrus, Commelina, Cynodon, Cyperus, Dactyloctenium, Digitaria, Echinochloa, Eleocharis, Eleusine, Eragrostis, Festoochaistimist, Eriochaantimist, Eriochaimantherist, Eriochaimantherist , Ischaemum, Leptochloa, Lolium, Monochoria, Panicum, Paspalum, Phalaris, Phleum, Poa, Rottboellia, Sagittaria, Scirpus, Setaria and Sorghum.
  • mixtures / compositions according to the invention are applied to the surface of the earth before germination, either weed seedlings are prevented from emerging completely or the weeds grow to the cotyledon stage, but then stop growing and finally die completely after three to four weeks , This is also the case if the IBS (Incorporated By Sowing) application method is used.
  • the herbicidal mixture / composition is introduced into the seedbed when sowing.
  • mixtures / compositions according to the invention When the mixtures / compositions according to the invention are applied to the green parts of the plants in the post-emergence process, growth stops after the treatment and the harmful plants remain at the growth stage at the time of application or die completely after a certain time, so that weed competition which is harmful to the crop plants is in this way is removed very early and sustainably.
  • the mixtures / compositions according to the invention can also be applied to the water in rice and are then taken up via the soil, shoots and roots.
  • the mixtures / compositions according to the invention are notable for a rapid onset and long-lasting herbicidal action.
  • the rain resistance of the active ingredients in the mixtures / compositions according to the invention is generally favorable.
  • a particular advantage is that the effective dosages of components i) and ii) used in the mixtures / compositions according to the invention can be set so low that their soil effect is optimally low. This makes their use not only possible in sensitive crops, but groundwater contamination is also practically avoided.
  • the combination of active substances according to the invention enables a considerable reduction in the necessary application rate of the active substances.
  • synergistic superadditive effects as an improvement in the application profile.
  • the effect in the combinations is stronger than the expected total of the effects of the individual herbicides used.
  • the synergistic effects allow a higher and / or longer potency (long-term action); combating a broader spectrum of weeds, grasses and cyperaceae, sometimes with only one or a few applications; faster onset of herbicidal activity; Control of species not yet recorded (gaps); Control e.g.
  • the mixtures / compositions according to the invention have excellent herbicidal activity against mono- and dicotyledon weeds, crop plants of economically important crops e.g. dicotyledonous cultures of the genera Arachis, Beta, Brassica, Cucumis, Cucurbita, Helianthus, Daucus, Glycine, Gossypium, Ipomoea, Lactuca, Linum, Lycopersicon, Miscanthus, Nicotiana, Phaseolus, Pisum, Solanum, Vicia, or monocotyledonous cultures of the Ganasyp , Asparagus, Avena, Hordeum, Oryza, Panicum, Saccharum, Secale, Sorghum, Triticale, Triticum, Zea, in particular Zea and Triticum, depending on the structure of the respective compound according to the invention and its application rate only insignificantly or not at all.
  • the mixtures / compositions according to the invention can in some cases have growth-regulating properties in the crop plants. They intervene regulating the plant's own metabolism and can therefore be used to influence plant constituents in a targeted manner and to facilitate harvesting, for example by triggering desiccation and stunted growth. Furthermore, they are also suitable for general control and inhibition of undesirable vegetative growth without killing the plants. A Inhibition of vegetative growth plays a major role in many mono- and dicotyledon crops, since harvest losses during storage can be reduced or completely prevented.
  • the mixtures / compositions according to the invention can also be used to control harmful plants in known plant crops or tolerant or genetically modified crop and energy plants which are still to be developed.
  • the transgenic plants (GMOs) are generally distinguished by particularly advantageous properties, for example resistance to certain pesticides, especially certain herbicides (such as resistance to components i) and ii) in the mixtures / compositions according to the invention, for example by Resistance to insect pests, plant diseases or pathogens such as certain microorganisms such as fungi, bacteria or viruses.
  • Other special properties concern e.g. the crop in terms of quantity, quality, storability and the composition of special ingredients.
  • transgenic plants with increased starch content or changed starch quality or those with a different fatty acid composition of the crop or increased vitamin content or energetic properties are known.
  • Other special properties can include tolerance or resistance to abiotic stressors e.g. There is heat, cold, dryness, salt and ultraviolet radiation.
  • the mixtures / compositions according to the invention owing to their herbicidal and other properties, can also be used to control harmful plants in crops of known or still to be developed plants obtained by mutant selection, and also from crosses of mutagenic and transgenic plants.
  • new plants which have modified properties in comparison to previously occurring plants are, for example, classic breeding methods and the generation of mutants.
  • new plants with modified properties can be produced using genetic engineering processes (see, for example, EP 0221044 A, EP 0131624 A).
  • genetic engineering changes in crop plants for the purpose of modifying the starch synthesized in the plants for example WO 92/011376 A, WO 92/014827 A, WO 91/019806 A
  • Transgenic crop plants which act against certain herbicides of the glufosinate type (cf., for example, EP 0242236 A, EP 0242246 A) or glyphosate (WO 92/000377 A) or the sulfonylureas (EP 0257993 A, US Pat. No. 5,013,659) or against combinations or mixtures of these herbicides “Gene stacking” are resistant, like transgenic crops B.
  • transgenic crop plants for example cotton, with the ability to produce Bacillus thuringiensis toxins (Bt toxins) which make the plants resistant to certain pests (EP 0142924 A, EP 0193259 A); transgenic crop plants with modified fatty acid composition (WO 91/013972 A); genetically modified crops with new ingredients or secondary substances such as new phytoalexins, which have increased disease resistance cause (EP 0309862 A, EP 0464461 A); genetically modified plants with reduced photorespiration, which have higher yields and higher stress tolerance (EP 0305398 A); transgenic crop plants that produce pharmaceutically or diagnostically important proteins (“molecular pharming”); transgenic crops characterized by higher yields or better quality; transgenic crop plants which are characterized by a combination of, for example, the above-mentioned new properties (“gene stacking”).
  • Bacillus thuringiensis toxins Bacillus thuringiensis toxins
  • Bacillus thuringiensis toxins Bacillus thuringiensis toxins
  • nucleic acid molecules can be introduced into plasmids which allow mutagenesis or a sequence change by recombination of DNA sequences.
  • base exchanges made, partial sequences removed or natural or synthetic sequences added.
  • Adapters or linkers can be attached to the fragments for connecting the DNA fragments to one another, see e.g. Sambrook et al., 1989, Molecular Cloning, A Laboratory Manual, 2nd ed. Cold Spring Harbor Laboratory Press, Cold Spring Harbor, NY; or Winnacker "Gene and Clones", VCH Weinheim 2nd edition 1996.
  • the production of plant cells with a reduced activity of a gene product can be achieved, for example, by the expression of at least one corresponding antisense RNA, a sense RNA to achieve a cosuppression effect or the expression of at least one appropriately constructed ribozyme which specifically cleaves transcripts of the gene product mentioned above.
  • DNA molecules can be used that comprise the entire coding sequence of a gene product, including any flanking sequences that may be present, as well as DNA molecules that only comprise parts of the coding sequence, these parts having to be long enough to be in the cells to cause an antisense effect. It is also possible to use DNA sequences which have a high degree of homology to the coding sequences of a gene product, but which are not completely identical.
  • the synthesized protein When nucleic acid molecules are expressed in plants, the synthesized protein can be located in any compartment of the plant cell. However, in order to achieve localization in a specific compartment, the coding region can be linked, for example, to DNA sequences which ensure localization in a specific compartment. Such sequences are known to the person skilled in the art (see, for example, Braun et al., EMBO J. 11 (1992), 3219-3227; Wolter et al., Proc. Natl. Acad. Sci. USA 85 (1988), 846-850; Sonnewald et al., Plant J. 1 (1991), 95-106). The expression of the nucleic acid molecules can also take place in the organelles of the plant cells.
  • the transgenic plant cells can be regenerated into whole plants using known techniques.
  • the transgenic plants can in principle be plants of any plant species, i.e. both monocot and dicot plants.
  • the present invention furthermore also relates to a process for controlling unwanted vegetation (for example harmful plants), preferably in crops such as cereals (for example hard and soft wheat, barley, rye, oats, hybrids thereof such as triticale, planted or sown rice under 'upland' - or 'paddy' conditions, maize, millet such as sorghum), sugar beet, sugar cane, rapeseed, cotton, sunflower, soybean, potato, tomato, beans such as bush bean and horse bean, flax, pasture grass, fruit growing plants, plantation crops, green and Lawns and squares of residential and industrial facilities, track systems, particularly preferred in monocot crops such as cereals, for example Wheat, barley, rye, oats, crosses thereof such as triticale, rice, corn and millet, and dicotyledon crops such as sunflowers, soybeans, potatoes, tomatoes, peas, carrots and fennel, components i) and ii) of the herbicidal compositions according to
  • the invention also relates to the use of the herbicidal compositions according to the invention comprising components i) and ii) for controlling harmful plants, preferably in crops, preferably in the crops mentioned above.
  • the invention furthermore also relates to the use of the herbicidal compositions according to the invention comprising components i) and ii) for controlling herbicide-resistant harmful plants (for example TSR and EMR resistance to ALS and ACCase), preferably in plant crops, preferably in the plant crops mentioned above.
  • herbicide-resistant harmful plants for example TSR and EMR resistance to ALS and ACCase
  • the invention also relates to the process with the herbicidal compositions according to the invention comprising components i) and ii) for the selective control of harmful plants in plant crops, preferably in the plant crops mentioned above, and to the use thereof.
  • the invention also relates to the process for controlling unwanted vegetation using the herbicidal compositions according to the invention comprising components i) and ii), as well as its use in plant crops which have been genetically modified (transgenic) or obtained by mutation selection and which are used against growth substances, such as, for example, 2,4 D, dicamba or against herbicides, the essential plant enzymes, for example acetolactate synthases (ALS), EPSP synthases, glutamine synthases (GS) or Hydoxyphenylpyruvat Dioxygenasen (HPPD) inhibit, respectively against herbicides from the group of sulfonylureas, glyphosate, glufosinate or benzoylisoxazole and analogous active substances, or against any combination of these active substances.
  • the essential plant enzymes for example acetolactate synthases (ALS), EPSP synthases, glutamine synthases (GS) or Hydoxyphenylpyruvat Dioxygenasen (HPPD) inhibit
  • the herbicidal compositions according to the invention can particularly preferably be used in transgenic crop plants which are resistant to a combination of glyphosates and glufosinates, glyphosates and sulfonylureas or imidazolinones.
  • the herbicidal compositions according to the invention can very particularly preferably be used in transgenic crop plants such as, for. B. corn or soy with the trade name or the designation Optimum TM GAT TM (Glyphosate ALS Tolerant) can be used.
  • the invention also relates to the use of the herbicidal compositions according to the invention comprising components i) and ii) for controlling harmful plants, preferably in crops, preferably in the crops mentioned above.
  • herbicidal compositions according to the invention can also be used non-selectively for controlling unwanted vegetation, e.g. in plantation crops, on roadsides, squares, industrial plants or railway systems; or used selectively to combat unwanted plant growth in crops for energy generation (biogas, bio-ethanol).
  • the herbicidal compositions according to the invention can be present both as mixed formulations of components i) and ii) and, if appropriate, with further agrochemical active ingredients, additives and / or customary formulation auxiliaries, which are then used in a customary manner, diluted with water, or as so-called tank mixtures by common dilution of the separately formulated or partially separately formulated components are made with water. Under certain circumstances, the mixed formulations can be diluted with other liquids or solids or used undiluted.
  • the mixtures / compositions according to the invention can be formulated in various ways, depending on which biological and / or chemical-physical parameters are specified.
  • general formulation options are: wettable powder (WP), water-soluble concentrates, emulsifiable concentrates (EC), aqueous solutions (SL), emulsions (EW) such as oil-in-water and water-in-oil emulsions, sprayable solutions or emulsions, suspension concentrates (SC), dispersions, oil dispersions (OD), suspoemulsions (SE), dusts (DP), mordants, granules for soil or litter application (GR) or water-dispersible granules (WG), ultra-low-volume formulations , Microcapsule or wax dispersions.
  • WP wettable powder
  • EC emulsifiable concentrates
  • SL aqueous solutions
  • EW emulsions
  • SC suspension concentrates
  • dispersions oil dispersions
  • OD oil dis
  • combinations with other agrochemical active ingredients such as fungicides, insecticides, and safeners, fertilizers and / or growth regulators can also be prepared, e.g. in the form of a finished formulation or as a tank mix.
  • Spray powders are preparations which are uniformly dispersible in water and, in addition to the active ingredients, besides one or more diluents or inert substances, surfactants of an ionic and / or nonionic type (wetting agents, dispersing agents), e.g.
  • polyoxethylated alkylphenols polyethoxylated fatty alcohols or fatty amines, propylene oxide / ethylene oxide copolymers, alkanesulfonates or alkylbenzenesulfonates or alkylnaphthalenesulfonates, sodium lignosulfonate, sodium 2,2'-dinaphthylmethane-6,6'-disulfonic acid, sodium dibutylnaphthalene or sodium sulfonate.
  • Emulsifiable concentrates are made by dissolving the active ingredients in an organic solvent or solvent mixture, e.g. Butanol, cyclohexanone, dimethylformamide, acetophenone, xylene or higher-boiling aromatics or hydrocarbons with the addition of one or more ionic and / or nonionic surfactants (emulsifiers).
  • organic solvent or solvent mixture e.g. Butanol, cyclohexanone, dimethylformamide, acetophenone, xylene or higher-boiling aromatics or hydrocarbons.
  • alkylarylsulfonic acid calcium salts such as calcium dodecylbenzenesulfonate
  • nonionic emulsifiers such as fatty acid polyglycol esters, alkylaryl polyglycol ethers, fatty alcohol polyglycol ethers, propylene oxide / ethylene oxide copolymers, alkyl polyethers, sorbitan fatty acid ester sorbetyl ester, polyoxyethylene fatty acid sorbetyl ester, polyoxyethylene acid sorbetyl ester, polyoxyethylene acid sorbetyl ester, polyoxyethylene ethoxylate or polyoxyethylene fatty acid sorbetyl ester, polyoxyethylene fatty acid sorbetyl ester, polyoxyethylene ethoxylate or polyoxyethylene ethoxylate, polyoxyethylene ethoxylate.
  • Dusts are obtained by grinding the active substance with finely divided solid substances, for example talc, natural clays, such as kaolin, bentonite and pyrophyllite, or diatomaceous earth.
  • Suspension concentrates are water-based suspensions of active ingredients. They can be prepared, for example, by wet grinding using commercially available bead mills and, if appropriate, addition of further surfactants, such as those already listed above for the other types of formulation.
  • other active ingredients can also be present in solution in the formulation.
  • Oil dispersions are oil-based suspensions of active substances.
  • Oil is understood to mean any organic liquid, e.g. B. vegetable oils, aromatic or aliphatic solvents, or fatty acid alkyl esters. You can, for example, by wet grinding using commercially available bead mills and optionally adding other surfactants (wetting agents, dispersing agents), such as those e.g. already listed above for the other types of formulation.
  • surfactants wetting agents, dispersing agents
  • other active ingredients can also be present in solution in the formulation.
  • Emulsions e.g. Oil-in-water emulsions (EW) can be prepared, for example, by means of stirrers, colloid mills and / or static mixers made from mixtures of water and water-immiscible organic solvents and, if appropriate, from further surfactants, such as those e.g. already listed above for the other formulation types.
  • the active ingredients are present in dissolved form.
  • Granules can either be produced by spraying the active ingredient onto adsorbable, granulated inert material or by applying active ingredient concentrates by means of adhesives, e.g. Polyvinyl alcohol, polyacrylic acid sodium or mineral oils, on the surface of carriers such as sand, kaolinite, chalk or granulated inert material.
  • adhesives e.g. Polyvinyl alcohol, polyacrylic acid sodium or mineral oils
  • Suitable active ingredients can also be granulated in the manner customary for the production of fertilizer granules, if desired in a mixture with fertilizers.
  • Water-dispersible granules are generally produced using the customary methods, such as spray drying, fluidized bed granulation, plate granulation, mixing with high-speed mixers and extrusion without solid inert material.
  • the agrochemical formulations generally contain 0.1 to 99 percent by weight, in particular 2 to 95% by weight, of active compounds of the herbicide components, the following concentrations being customary depending on the type of formulation: the active compound concentration in wettable powders is, for example, about 10 to 95% by weight. -%, the rest of 100 wt .-% consists of conventional formulation components.
  • the active substance concentration can be, for example, 5 to 80% by weight.
  • Dust-like formulations usually contain 5 to 20% by weight of active ingredient, sprayable solutions about 0.2 to 25% by weight of active ingredient.
  • the active ingredient content depends in part on whether the active compound is in liquid or solid form and which granulation auxiliaries and fillers are used. As a rule, the content of the water-dispersible granules is between 10 and 90% by weight.
  • the active ingredient formulations mentioned may contain the usual adhesives, wetting agents, dispersing agents, emulsifying agents, preservatives, antifreeze agents and solvents, fillers, dyes and carriers, defoamers, evaporation inhibitors and agents which control the pH or Influence viscosity.
  • the herbicidal activity of the mixtures / compositions according to the invention can be improved, for example, by surface-active substances, for example by wetting agents from the range of fatty alcohol polyglycol ethers.
  • the fatty alcohol polyglycol ethers preferably contain 10-18 carbon atoms in the fatty alcohol residue and 2-20 ethylene oxide units in the polyglycol ether part.
  • the fatty alcohol polyglycol ethers can be nonionic or ionic, for example in the form of fatty alcohol polyglycol ether sulfates or phosphates, which are used, for example, as alkali metal salts (for example sodium and potassium salts) or ammonium salts, or also as alkaline earth metal salts such as magnesium salts, such as Ci2 / Ci4-fatty alcohol diglycol ether sodium (Genapol ® LRO, Clariant GmbH); see for example EP-A-0476555, EP-A-0048436, EP-A-0336151 or US-A-4,400,196 and Proc. EWRS Symp.
  • Nonionic fatty alcohol polyglycol ethers are, for example, 2-20, preferably 3-15, ethylene oxide units (Cio-Ci 8 ), preferably (Cio-Ci4) fatty alcohol polyglycol ethers (for example isotridecyl alcohol polyglycol ether), for example from the Genapol ® X series, such as Genapol ® X-030, Genapol ® X-060, Genapol ® X-080 or Genapol ® X-150 (all from Clariant GmbH).
  • Genapol ® X series such as Genapol ® X-030, Genapol ® X-060, Genapol ® X-080 or Genapol ® X-150 (all from Clariant GmbH).
  • the present invention further comprises the combination of the mixtures / compositions according to the invention with the above-mentioned wetting agents from the series of fatty alcohol polyglycol ethers, which preferably contain 10 to 18 carbon atoms in the fatty alcohol residue and 2 to 20 ethylene oxide units in the polyglycol ether part and are nonionic or ionic (e.g. as Fatty alcohol polyglycol ether sulfates) can be present.
  • the series of fatty alcohol polyglycol ethers which preferably contain 10 to 18 carbon atoms in the fatty alcohol residue and 2 to 20 ethylene oxide units in the polyglycol ether part and are nonionic or ionic (e.g. as Fatty alcohol polyglycol ether sulfates) can be present.
  • Ci2 / Ci4-fatty alcohol diglycol ether sulfate sodium (Genapol ® LRO, Clariant GmbH) and isotridecyl alcohol polyglycol ether having 3-15 ethylene oxide units, for example from the Genapol ® X series, such as Genapol ® X-030, Genapol ® X 060, Genapol ® X-080 and Genapol ® X-150 (all from Clariant GmbH).
  • Genapol ® X series such as Genapol ® X-030, Genapol ® X 060, Genapol ® X-080 and Genapol ® X-150 (all from Clariant GmbH).
  • fatty alcohol polyglycol ethers such as nonionic or ionic fatty alcohol polyglycol ethers (e.g.
  • fatty alcohol polyglycol ether sulfates are also suitable as penetration aids and activity enhancers for a number of other herbicides, including herbicides from the imidazolinone series (see, for example, EP-A -0,502,014).
  • the herbicidal activity of the mixtures / compositions according to the invention can also be enhanced by using vegetable oils.
  • vegetable oils is understood to mean oils from oil-producing plant species such as soybean oil, rapeseed oil, corn oil, sunflower oil, cottonseed oil, linseed oil, coconut oil, palm oil, safflower oil or castor oil, in particular rapeseed oil, and their transesterification products, e.g. Alkyl esters such as rapeseed oil methyl ester or rapeseed oil ethyl ester.
  • the vegetable oils are preferably esters of C 10 -C 22 -, preferably Ci 2 -C 2 o-fatty acids.
  • the C 10 -C 22 fatty acid esters are, for example, esters of unsaturated or saturated Cio-C 22 fatty acids, in particular with an even number of carbon atoms, for example erucic acid, lauric acid, palmitic acid and in particular cis fatty acids such as stearic acid, oleic acid, linoleic acid or linolenic acid.
  • Cio-C22 fatty acid esters are esters which are obtained by reacting glycerol or glycol with the Cio-C22 fatty acids, such as those contained in oils from oil-producing plant species, or Ci-C2o-alkyl-CioC22 fatty acid Esters such as can be obtained, for example, by transesterification of the aforementioned glycerol or glycol-Cio-C22 fatty acid esters with C 1 -C 20 alcohols (for example methanol, ethanol, propanol or butanol). The transesterification can be carried out according to known methods, as described, for example, in the Römpp Chemie Lexikon, 9th edition, volume 2, page 1343, Thieme Verlag Stuttgart.
  • Ci-C2o-alkyl-Cio-C22 fatty acid esters are methyl esters, ethyl esters, propyl esters, butyl esters, 2-ethyl-hexyl esters and dodecyl esters.
  • Preferred as glycol and glycerol-Cio-C22 fatty acid esters are the uniform or mixed glycol esters and glycerol esters of Cio-C22 fatty acids, in particular those fatty acids with an even number of carbon atoms, e.g. Erucic acid, lauric acid, palmitic acid and especially cis fatty acids such as stearic acid, oleic acid, linoleic acid or linolenic acid.
  • the vegetable oils can be present in the inventive herbicidal mixtures / compositions, for example in the form of commercially available oil-containing formulation additives, (hereinafter called Victorian Chemical Company, Australia, as Hasten, main constituent: rapeseed oil ethyl ester), in particular those based on rapeseed oil such as Hasten ®, Actirob ® B (Novance, France , hereinafter called ActirobB, main component: rapeseed oil methyl ester), Rako-Binol ® (Bayer AG, Germany, hereinafter called Rako-Binol, main component: rapeseed oil), Renol ® (Stefes, Germany, hereinafter called Renol, Vegetable oil component: rapeseed oil methyl ester) or Stefes Mero ® (Stefes, Germany, hereinafter referred to as Mero, main component: rapeseed oil methyl ester).
  • Hasten main constituent: rape
  • the present invention includes in a further embodiment, combinations of components i) and ii) with the previously mentioned vegetable oils such as rapeseed oil, preferably in the form of commercially available oil-containing formulation additives, in particular those based on rapeseed oil such as Hasten ®, Actirob ® B, Rako-Binol ® , Renol ® or Stefes Mero ® .
  • vegetable oils such as rapeseed oil
  • the formulations present in the commercial form are optionally diluted in the customary manner, e.g. for wettable powders, emulsifiable concentrates, dispersions and water-dispersible granules using water.
  • Preparations in the form of dust, ground granules or granules for spreading, and sprayable formulations are usually no longer diluted with other inert substances before use.
  • the active compounds can be applied to the plants, parts of plants, plant seeds or the area under cultivation (arable soil), preferably to the green plants and parts of plants and, if appropriate, additionally to the arable soil.
  • One possible application is the joint application of the active ingredients in the form of tank mixtures, the optimally formulated concentrated formulations of the individual active ingredients being mixed with water together in the tank and the spray liquor obtained being applied.
  • a joint herbicidal formulation of the herbicidal mixtures according to the invention with components i) and ii) has the advantage of being easier to use because the amounts of the components have already been set in the correct ratio to one another.
  • the auxiliaries can be optimally coordinated in the formulation.
  • a dusting agent is obtained by mixing 10 parts by weight of an active ingredient / active ingredient mixture and 90 parts by weight of talc as an inert substance and comminuting them in a hammer mill.
  • a wettable powder which is readily dispersible in water is obtained by adding 25 parts by weight of an active compound / mixture of active compounds, 64 parts by weight of clay containing kaolin as an inert substance, 10 parts by weight of potassium lignosulfonate and 1 part by weight of sodium oleoylmethyl taurine mixes as a wetting and dispersing agent and grinds in a pin mill.
  • a suspension concentrate which is easily dispersible in water is obtained by mixing 20 parts by weight of an active ingredient / active ingredient mixture with 5 parts by weight of tristyrylphenol polyglycol ether (Soprophor BSU), 1 part by weight of sodium figninsulfonate (Vanisperse CB) and 74 parts by weight.
  • An oil dispersion which is easily dispersible in water is obtained by mixing 20 parts by weight of an active ingredient / active ingredient mixture with 6 parts by weight of alkylphenol polyglycol ether ( Triton® X 207), 3 parts by weight of isotridecanol polyglycol ether (8 EO) and 71 parts by weight. Parts of paraffinic mineral oil (boiling range approx. 255 to 277 ° C) and ground in a friction ball mill to a fineness of less than 5 microns. e) An emulsifiable concentrate is obtained from 15 parts by weight of one
  • Active ingredient / active ingredient mixture 75 parts by weight of cyclohexanone as solvent and 10 parts by weight of oxyethylated nonylphenol as emulsifier.
  • a water-dispersible granulate is obtained by adding 75 parts by weight of an active ingredient / active ingredient mixture,
  • a water-dispersible granulate is also obtained by adding 25 parts by weight of an active ingredient / active ingredient mixture,
  • the seeds of different weed and weed biotypes were sown in a pot of 8-13 cm in diameter filled with natural soil from a standard field soil (loamy silt) and covered with a covering layer of the soil of about 1 cm.
  • the soil of the standard field floor is used sterile or non-sterile depending on the test conditions.
  • the pots were then cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C) until the time of application.
  • the pots were treated on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures of the prior art or with the individually applied components.
  • the active ingredients or combinations of active ingredients formulated as WG, WP, EC or other formulations were applied at the corresponding growth stages of the plants.
  • the water application rate for the spray application was 100-600 l / ha. After the treatment, the plants were put back in the greenhouses.
  • Pre-emergence weed action Seeds of different weeds and weed biotypes (origins) were sown in a pot of 8-13 cm in diameter filled with natural soil from a standard field soil (loamy silt) and covered with a covering layer of the soil of about 1 cm. The soil of the standard field floor is used sterile or non-sterile depending on the test conditions. The pots were then cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C) until the time of application.
  • the pots were treated in the BBCH stage 00-10 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 l / ha. After the treatment, the plants were put back in the greenhouses and fertilized and watered as needed.
  • Post-emergence weed action Seeds of different weeds and weed biotypes (origins) were grown in a standard field soil (loamy silt) with natural soil filled pot of 8-13 cm in diameter and covered with a covering layer of about 1 cm in the bottom. The soil of the standard field floor is used sterile or non-sterile depending on the test conditions. The pots were then cultivated in a greenhouse (12-16h light, temperature day 20-22 ° C, night 15-18 ° C) until the time of application.
  • the pots were at different BBCH stages between 11-25 of the seeds / plants, ie generally between two to three weeks after the start of cultivation, on a laboratory spray track with spray liquors with the mixtures / compositions, mixtures or with the individually applied components as WG, WP, EC or other formulations treated.
  • the water application rate for the spray application was 100-600 l / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • Pre-emergence weed effects with and without active ingredient incorporation Seeds of different weeds and weed biotypes (origins) were sown in a pot of 8-13 cm in diameter filled with natural soil from a standard field soil (loamy silt).
  • the soil of the standard field floor is used sterile or non-sterile depending on the test conditions.
  • the pots with the seeds were compared either in the BBCH stage 00-10 of the seeds / plants, ie generally between two to three weeks after the start of cultivation, on a laboratory spray track with spray liquors with the mixtures / compositions, mixtures or mixtures according to the invention individually applied components treated as WG, WP, EC or other formulations, or an equivalent amount of the mixtures / compositions, mixtures or individually applied components as WG, WP, EC or other formulations were incorporated into the top layer of 1 cm.
  • the water application rate for the spray application was 100-600 l / ha.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C).
  • Pre-emergence selectivity Seeds of different crops (origins) were sown in a pot of 8-13 cm in diameter filled with natural soil from a standard field soil (loamy silt) and covered with a covering layer of about 1 cm. The soil of the standard field floor is used sterile or non-sterile depending on the test conditions.
  • the pots were then cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C) until the time of application.
  • the pots were treated in the BBCH stage 00-10 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 1 / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • Selectivity effect in post-emergence Seeds of different crops (origins) were sown in a pot of 8-13 cm in diameter filled with natural soil from a standard field soil (loamy silt) and covered with a covering layer of the soil of about 1 cm.
  • the soil of the standard field floor is used sterile or non-sterile depending on the test conditions.
  • the pots were then cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C) until the time of application.
  • the pots were at different BBCH stages 11-32 of the seeds / plants, ie generally between two to four weeks after the start of cultivation, on a laboratory spray track with spray liquors using the inventive
  • the pots were treated at different BBCH stages 00-25 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 1 / ha.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C).
  • the irrigation was varied according to the question.
  • the individual comparison groups were supplied with water in increments ranging from above the PWP (permanent wilting point) and up to the level of the maximum field capacity.
  • the pots were treated at different BBCH stages 00-25 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 l / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C).
  • the individual comparison groups were exposed to different irrigation techniques. Irrigation was carried out either from below or in increments from above (simulated irrigation).
  • the pots were treated at different BBCH stages 00-25 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 l / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C). 10.
  • the pots were treated at different BBCH stages 00-25 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 300 l / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day approx. 23 ° C, night approx. 15 ° C).
  • the pots were treated at different BBCH stages 00-25 of the seeds / plants on a laboratory spray lane with spray liquors with the mixtures / compositions, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 l / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C).
  • the pots were treated at different BBCH stages 00-10 of the seeds / plants on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures or with the individually applied components as WG, WP, EC or other formulations.
  • the water application rate for the spray application was 100-600 l / ha.
  • the plants were put back in the greenhouses and fertilized and watered as needed.
  • the pots were cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C).
  • Pre-emergence weed action Seeds of different weeds and weed biotypes (origins) were sown in a pot of 8 cm diameter filled with natural soil from a standard field soil (loamy silt; steamed) and covered with a covering layer of the soil of about 1 cm. The pots were then cultivated in a greenhouse (12-16 h light, temperature day 20-22 ° C, night 15-18 ° C) until the time of application. The pots were treated in BBCH stage 00-06 of the seeds on a laboratory spray track with spray liquors with the mixtures / compositions according to the invention, mixtures or with the individually applied components as WG, WP, EC or other formulations. The water application rate for the spray application was 300 l / ha. After the treatment, the plants were put back in the greenhouses and fertilized and watered as needed.
  • BBCH BBCH code provides information about the morphological stage of development of a plant.
  • the abbreviation officially stands for the Federal Biological Institute, the Federal Plant Variety Office and the chemical industry.
  • the range of BBCH 00-10 stands for the stages from seed germination to penetration of the Surface.
  • the area from BBCH 11-25 stands for the stages of leaf development up to tillering (according to the number of tillers or side shoots).
  • PE pre-emergence application on the floor; BBCH of the seeds / plants 00-10.
  • PO post-emergence application on the green plant parts; BBCH of plants 11-25.
  • HRAC 'Herbicide Resistance Action Committee', which classifies the approved active substances according to their mode of action (syn. 'Mode of Action'; MoA).
  • HRAC group A acetyl coenzyme A carboxylase inhibitors (MoA: ACCase).
  • HRAC Group B acetolactate synthase inhibitors (MoA: ALS).
  • AS active substance (based on 100% active ingredient; syn. A.i. (English)).
  • Dose g AS / ha application rate in grams of active ingredient per hectare.
  • HRAC Human Resource Control
  • EMR metabolic resistance
  • TSR target site resistance
  • Lolium rigidum Lolium rigidum resistant to herbicidal agents.
  • HRAC groups A and B Population mix of a field origin with increased metabolic resistance (EMR) and a portion of target site resistance (TSR).
  • EMR metabolic resistance
  • TSR target site resistance
  • EMEAU Emex australis
  • Cathead GALAP Gallium aparine
  • Cleaver PAPRH Paperaver rhoeas
  • RAPRA Raphanus raphanistrum
  • Charlock jointed VERHE (Veronica hederaefolia) - Speedwell, iveleaf HORVS (Hordeum vulgare) - Barley, spring
  • the effects of the herbicidal compositions according to the invention meet the requirements set and thus solve the task of improving the application profile of the herbicidal active ingredient aclonifen (including providing more flexible solutions in relation to necessary application rates with constant to increased effectiveness).

Abstract

La présente invention concerne des mélanges herbicides contenant i) de l'aclonifène et ii) du cinméthyline, ainsi que des compositions herbicides contenant ces mélanges. La présente invention concerne par ailleurs un procédé de préparation de ces mélanges herbicides et de ces compositions herbicides contenant ces mélanges. L'invention a également pour objet l'utilisation desdits mélanges et desdites compositions dans l'agriculture pour lutter contre des plantes nuisibles.
EP19742325.4A 2018-07-16 2019-07-12 Mélanges herbicides contenant de l'aclonifène et du cinméthyline Pending EP3823450A1 (fr)

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EP18183713 2018-07-16
PCT/EP2019/068847 WO2020016134A1 (fr) 2018-07-16 2019-07-12 Mélanges herbicides contenant de l'aclonifène et du cinméthyline

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