Axiom herbicide <BR> Mixture of two herbicides (4:1) <BR> 54.4% flufenacet + 13.6% metribuzin <BR> GA obtained Sect 18 exemption in fall 2002; applied for Sect 18 in fall 2003 <BR> Timing of application: <BR> wheat: emergence to 2- to 3-leaf stage <BR> ryegrass: before 1-leaf stage <BR>