| 摘要 |
<p>Compounds of formula (I), geometric and stereoisomers, N-oxides and agriculturally suitable salts thereof, are disclosed which are useful for controlling undesired vegetation wherein Q, R1, R2, x and y 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).</p> |
