| abstract |
The present invention relates to novel pyridine sulfonyl urea derivatives, having a herbicidal activity, which is described in structure of general formula (I), wherein P is P-1, P-2, P-3 or P-4; E is single bond or CH2; R2 is C1-C6 alkyl substituted with 1∩3 halogen; R3 is H or CH¿3?; W is O or S; R1 and A are defined in the claims, and these may be an agriculturally suitable salt. |