Abstract: The present invention relates to the pyrimidine compounds of formula (I), or their agriculturally acceptable salts or derivatives as herbicides, wherein the variables are defined according to the description, use of pyrimidine compounds of formula (I) as herbicide, compositions comprising them and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one pyrimidine compounds of the formula (I) to act on plants, their seed and/or their habitat.

Abstract: The invention refers to plants comprising wild-type or mutated Alopecurus PPO enzymes, and methods of obtaining such plants. The present invention further refers to a method for controlling weeds at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated Alopecurus PPO enzyme which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide.

Abstract: The present invention relates to a herbicidal combination which comprises: a) a herbicide A which is 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyrimidinyl]-4-fluoro-N-[[methyl-(1-methylethyl)-amino]sulfonyl]benzamide, b) a single herbicide B selected from sulfentrazone, flumioxazin, dicamba and their salts and esters, and c) at least one herbicide C different from herbicides A and B which is selected from C.1) herbicides of the group of acetolactate synthase inhibitors, C.2) herbicides of the group of protoporphyrinogen oxidase inhibitors, C.3) herbicides of the group of synthetic auxins, C.4) herbicides of the group of microtubule inhibitors, C.5) herbicides of the group of acetyl-CoA carboxylase inhibitors, C.6) herbicides of the group of photosystem II inhibitors, C.7) herbicides of the group of pigment synthesis inhibitors, and C.

Abstract: The present invention relates to the pyrimidine compounds of formula (I), or their agriculturally acceptable salts or derivatives as herbicides, wherein the variables are defined according to the description, use of pyrimidine compounds of formula (I) as herbicide, compositions comprising them and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one pyrimidine compounds of the formula (I) to act on plants, their seed and/or their habitat.

Abstract: The invention relates to isoxazolo[5,4-b]pyridine compounds of formula I, to the agriculturally useful salts of isoxazolo[5,4-b]pyridine compounds of formula I, and to their use as herbicides.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention relates to the use of pyrimidine compounds of formula (I), or their agriculturally acceptable salts or derivatives as herbicides, wherein the variables are defined according to the description, specific pyrimidine compounds of formula (I), compositions comprising them and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one pyrimidine compounds of the formula (I) to act on plants, their seed and/or their habitat.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention relates to the pyrimidine compounds of formula (I), or their agriculturally acceptable salts or derivatives as herbicides, wherein the variables are defined according to the description, use of pyrimidine compounds of formula (I) as herbicides, compositions comprising them and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one pyrimidine compound of the formula (I) to act on plants, their seed and/or their habitat.

Abstract: The present invention relates to phenylpyridines of formula (I) wherein the variables are defined according to the description, processes and intermediates for preparing the phenylpyridines of the formula (I), compositions comprising them and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one phenylpyridine of the formula (I) to act on plants, their seed and/or their habitat.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a benzoxazinone-derivative herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention provides a substituted pyridine compound of the formula I or an agriculturally suitable salt or N-oxide thereof, wherein the variables in the formula I are defined as in the description. Substituted pyridine compounds of formula I are useful as herbicides.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising mutated PPO enzymes having a substitution at a position corresponding to position Leu397 of SEQ ID NO:2 and an amino acid substitution at a position corresponding to position Phe420 of SEQ ID NO:2, and methods of obtaining such plants.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a PPO-inhibiting herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention relates to the use of phenylpyrimidines of formula (I) or their agriculturally acceptable salts or derivatives as herbicides, wherein the variables are defined according to the description, specific phenylpyrimidines of formula (I), processes and intermediates for preparing the phenylpyrimidines of the formula (I), compositions comprising them and their use as herbicides, i.e. for controlling harmful plants, and also a method for controlling unwanted vegetation which comprises allowing a herbicidal effective amount of at least one phenylpyrimidine of the formula (I) to act on plants, their seed and/or their habitat.

Abstract: The present invention refers to a method for controlling undesired vegetation at a plant cultivation site, the method comprising the steps of providing, at said site, a plant that comprises at least one nucleic acid comprising a nucleotide sequence encoding a wild-type or a mutated protoporphyrinogen oxidase (PPO) which is resistant or tolerant to a benzoxazinone-derivative herbicide by applying to said site an effective amount of said herbicide. The invention further refers to plants comprising wild-type or mutated PPO enzymes, and methods of obtaining such plants.

Abstract: The present invention provides a substituted pyridine compound of the formula I or an agriculturally suitable salt or N-oxide thereof, wherein the variables in the formula I are defined as in the description. Substituted pyridine compounds of formula I are useful as herbicides.

Abstract: The present invention relates to a herbicidal combination which comprises: a) a herbicide A which is 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyrimidinyl]-4-fluoro-N-[[methyl-(1-methylethyl)-amino]sulfonyl]benzamide, b) a single herbicide B selected from sulfentrazone, flumioxazin, dicamba and their salts and esters, and c) at least one herbicide C different from herbicides A and B which is selected from C.1) herbicides of the group of acetolactate synthase inhibitors, C.2) herbicides of the group of protoporphyrinogen oxidase inhibitors, C.3) herbicides of the group of synthetic auxins, C.4) herbicides of the group of microtubule inhibitors, C.5) herbicides of the group of acetyl-CoA carboxylase inhibitors, C.6) herbicides of the group of photosystem II inhibitors, C.7) herbicides of the group of pigment synthesis inhibitors, and C.