The novel herbicidal active ingredient combinations consisting of (1) a heteroaryloxyacetamide of the general formula (I) ##STR1## in which Het, R.sup.1 and R.sup.2 have the meanings given in the description (=active ingredients of group 1) and (2) a known herbicidal active ingredient from group 2, which comprises the substance classes consisting of the phenyl- and benzothiazolylureas, dinitroanilines, triazines, triazinones, sulphonylureas, imidazolinones, pyridinecarboxamides and diphenyl ethe…

The novel herbicidal active ingredient combinations consisting of (1) a heteroaryloxyacetamide of the general formula (I) ##STR1## in which Het, R.sup.1 and R.sup.2 have the meanings given in the description (=active ingredients of group 1) and (2) a known herbicidal active ingredient from group 2, which comprises the substance classes consisting of the phenyl- and benzothiazolylureas, dinitroanilines, triazines, triazinones, sulphonylureas, imidazolinones, pyridinecarboxamides and diphenyl ethe…

The novel herbicidally active compound combinations comprising (a) metribuzin of the formula (I) and (b) an active compound from the group of the substituted imidazo[1,2-a]pyridin-3-yl-sulfonyl compounds of the formula (II) where Z represents N or CH and R, X and Y are each as defined in the description, exhibit synergistic activities at certain weight ratios and can be used as selective herbicides in a variety of crop plants (for example maize, wheat and barley).

The invention relates to new substituted carbamoyltriazoles of the general formula (I) ##STR1## in which m represents the numbers 0 to 4, n represents the numbers 0, 1 or 2, R.sup.1 represents a radical from the series comprising alkyl, alkenyl or alkinyl, each of which is optionally substituted, R.sup.2 represents a radical from the series comprising alkyl, alkenyl or alkinyl, each of which is optionally substituted, or together with R.sup.1 represents alkanediyl, and X represents halogen, hydr…

This invention concerns heterocyclyl-1,3,4-thiadiazolyloxycetamides of the formula ##STR1## in which R.sup.1 is hydrogen or optionally substituted alkyl, alkenyl, alkinyl or aralkyl, R.sup.2 is optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy or alkinyloxy or R.sup.1 and R.sup.2, together with the nitrogen atom to which they are bound, form an optionally substituted, saturated or unsaturated nitrogen heterocycle which may contain other h…

The invention relates to novel alkyl sulphinyl and alkyl sulphonyl-1,2,4-thiadiazolyloxy acetamides of formula (I) ##STR1## in which n is the numbers 1 or 2, R.sup.1 is hydrogen or possibly substituted alkyl, alkenyl, alkinyl or aralkyl, R.sup.2 is possibly substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy or alkinyloxy, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are bound form a possibly substituted, saturated or unsaturat…

The invention relates to new aminoaryl-1,3-oxazine-2,4-diones of the general formula (I) ##STR1## in which A, Q, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 have the meanings given in the description, to processes for their preparation, to new intermediates, and to their use as herbicides.

A process for selectively combating weeds in crops, comprising applying to a locus in which such crops are growing or are to be grown a herbicidally effective amount of a difluoromethyl-thiadiazolyl-oxy-acetamide of the formula ##STR1## in which R.sup.1 stands for hydrogen or for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl and aralkyl, R.sup.2 stands for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl, cycloalkyl, …

The invention relates to novel substituted azolylsulphonylphenyluracils of the general formula (I) ##STR1## in which Az represents optionally substituted azolyl, R.sup.1 represents hydrogen, cyano or halogen, R.sup.2 represents cyano, nitro, halogen or a respectively optionally substituted radical of the group consisting of alkyl and alkoxy, R.sup.3 represents hydrogen, halogen, alkyl or halogenoalkyl, R.sup.4 represents hydrogen, alkyl or halogenoalkyl, and R.sup.5 represents hydrogen, amino, f…

Herbicidal substituted thiadiazolyloxyacetamides of the formula ##STR1## in which R.sup.1 stands for hydrogen or for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl and aralkyl, R.sup.2 stands for an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy and alkinyloxy, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally s…