| abstract |
Cyclohexane-1,3-dione derivatives of the formula <IMAGE> where A is an unsubstituted or substituted, saturated or unsaturated 4-membered to 7-membered ring which contains 1 or 2 sulfinyl or sulfonyl groups, R1 is hydrogen, methoxycarbonyl, ethoxycarbonyl, methyl or cyano, R2 is alkyl and R3 is alkyl, alkenyl, haloalkenyl or propargyl, and salts of these compounds are used for controlling undesirable plant growth. |