The discovery and structural requirements of inhibitors of p-hydroxyphenylpyruvate dioxygenase - Lee,D.L.; Prisbylla,M.P.; Cromartie,T.H.; Dagarin,D.P.; Howard,S.W.; McLean Provan,W.; Ellis,M.K.; Fraser,T.; Mutter,L.C. (Weed Science, 1997)