公开(公告)号：GR900100558A

公开(公告)日：1991-12-30

申请号：GR90100558

申请日：1990-07-19

Applicant: BASF AG

Inventor： GROSSMANN KLAUS DR ,  WUERZER BRUNO DR ,  HAMPRECHT GERHARD DR ,  WESTPHALEN KARL-OTTO DR ,  WILHELM RADEMACHER DR

IPC: A01N47/36

Abstract: Cotton plants are defoliated by the action of an amount, having a defoliant effect, of a phenylsulfonylurea Ia or Ib Ia Ib where R1 is C1-C4-alkyl or C3-C5-alkoxyalkyl, and these radicals may each carry from 1 to 3 halogen atoms, or C3- or C4-alkenyl or C3- or C4-alkynyl, R2 is F, Cl or Br, R2' is H, F, Cl or Br, R3 is H, CH3 or C2H5, R4 is halogen, CH3 or OCH3, R5 is CH3 or OCH3, R6 is halogen, C1- or C2-alkyl, C1- or C2-alkoxy, C1- or C2-alkylthio or C1- or C2-alkylamino and Z is CH or N, or of an alkali metal or alkaline earth metal salt of a compound Ia or Ib.

公开(公告)号：GR1000753B

公开(公告)日：1992-12-30

申请号：GR90100558

申请日：1990-07-19

Applicant: BASF AG

Inventor： GROSSMANN KLAUS DR ,  HAMPRECHT GERHARD DR ,  WESTPHALEN KARL-OTTO DR ,  WILHELM RADEMACHER DR ,  WUERZER BRUNO DR

IPC: A01N47/36

Abstract: Cotton plants are defoliated by the action of an amount, having a defoliant effect, of a phenylsulfonylurea Ia or Ib Ia Ib where R1 is C1-C4-alkyl or C3-C5-alkoxyalkyl, and these radicals may each carry from 1 to 3 halogen atoms, or C3- or C4-alkenyl or C3- or C4-alkynyl, R2 is F, Cl or Br, R2' is H, F, Cl or Br, R3 is H, CH3 or C2H5, R4 is halogen, CH3 or OCH3, R5 is CH3 or OCH3, R6 is halogen, C1- or C2-alkyl, C1- or C2-alkoxy, C1- or C2-alkylthio or C1- or C2-alkylamino and Z is CH or N, or of an alkali metal or alkaline earth metal salt of a compound Ia or Ib.