abstract |
Pyridine-2,3-dicarboximides of the formula I <IMAGE> I where R1, inter alia, is hydrogen or alkoxy; at least one radical R2, R3, or R4 is nitro or OR5 or NR6R7 group; R5, inter alia, is hydrogen or C1-C4-alkylcarbonyl; R6, inter alia, is hydrogen or C1-C4-alkyl; and their agriculturally utilizable salts are described. |