| 摘要 |
Compounds of Formula (I), and their N-oxides and agriculturally suitable salts, are disclosed which are useful for controlling undesired vegetation wherein Q is Q-1, Q-2, Q-3 or Q-4; and Q, Z, X, R<1> through R<20>, m, n, and r are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula (I) and a method for controlling undesired vegetation which involves contacting the vegetation or its environment with an effective amount of a compound of Formula (I). |
