abstract |
The invention relates to novel 3'-alkoxy spirocyclic tetronic acids of the formula (I), in which A, B, D, Q 1 , Q 2 , G, W, X, Y and Z have the meanings given above, several processes and intermediates for their preparation and their use as pesticides and / or herbicides and / or microbicides, and selective herbicidal compositions containing 3'-alkoxy spirocyclic tetramic and tetronic acids on the one hand and at least one crop plant compatibility improved compound on the other hand. |