HERBICIDAL PYRIDAZINONE DERIVATIVES

摘要

The present invention provides a compound of Formula (I) or an agronomically acceptable salt thereof wherein:R is selected from the group consisting of (A1) (A2) and (A3) wherein X is N or CR X is N or CR Xis N or CR X is N or CR R R R R R R R and R are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I) and to their use for controlling weeds in particular in crops of useful plants.