Herbicidal pyridinesulfonylureas

A compound of formula I ##STR58## wherein J is ##STR59## W is O;

• R is H or CH.sub.3 ;
• R.sub.1 is R.sub.f or R.sub.g ;
• R.sub.f is C.sub.1 haloalkyl, halogen or OCH.sub.3 ;
• R.sub.g is C.sub.1 -C.sub.2 haloalkyl or W.sub.2 R.sub.11 ;
• R.sub.2 is CN, CO.sub.2 R.sub.9, CO.sub.2 R'.sub.9 ;
• R.sub.9 is CH.sub.2 CH.sub.2 R.sub.10, CH.sub.2 CF.sub.3, C.sub.3 -C.sub.4 haloalkyl, C.sub.3 -C.sub.4 alkynyl, C.sub.2 -C.sub.4 alkylthioalkyl, C.sub.3 -C.sub.5 cycloalkyl or C.sub.4 -C.sub.7 cycloalkylalkyl;
• R'.sub.9 is C.sub.1 -C.sub.4 alkyl, C.sub.3 -alkenyl, CH.sub.2 CH.sub.2 Cl, CH.sub.2 CH.sub.2 Br, CH.sub.2 CH.sub.2 OCH.sub.3 or CH.sub.2 CH.sub.2 OC.sub.2 H.sub.5 ;
• R.sub.10 is OH, F, CN, OSO.sub.2 (C.sub.1 -C.sub.3 alkyl) or OSO.sub.2 (C.sub.1 -C.sub.3 haloalkyl);
• R.sub.11 is C.sub.alkyl or C.sub.1 -C.sub.3 haloalkyl;
• and
• A is ##STR60## X is C.sub.1 -C.sub.2 alkyl, C.sub.1 -C.sub.2 alkoxy, Cl, F, Br, I, CH.sub.2 F, CF.sub.3, OCH.sub.2 CH.sub.2 F, OCH.sub.2 CHF.sub.2, OCH.sub.2 CF.sub.3, CH.sub.2 Cl or CH.sub.2 Br;
• Y is H, C.sub.1 -C.sub.2 alkyl, C.sub.1 -C.sub.2 alkoxy, CH.sub.2 OCH.sub.3, CH.sub.2 OCH.sub.2 CH.sub.3, NHCH.sub.3, N(OCH.sub.3)CH.sub.3, N(CH.sub.3).sub.2, CF.sub.3, SCH.sub.3, OCH.sub.2 CH.dbd.CH.sub.2, OCH.sub.2 CCH, OCH.sub.2 CH.sub.2 OCH.sub.3, C(O)R.sub.a, cyclopropyl, C.tbd.CH or C.tbd.CCH.sub.3 ;
• R.sub.a is H or CH.sub.3 ;
• and
• Z is CH;
• and their agriculturally suitable salts;
• provided that
• 1) when X is halogen, then Y is OCH.sub.3, OC.sub.2 H.sub.5, NHCH.sub.3, N(CH.sub.3).sub.2 or N(OCH.sub.3)CH.sub.3 ;
• and
• 2) when R.sub.2 is CO.sub.2 R'.sub.9 then R.sub.1 is R.sub.g and when R.sub.2 is other than CO.sub.2 R'.sub.9, then R.sub.1 is R.sub.f.