Labeled next season. <BR> PRE: Outstanding ryegrass control; injury concerns? <BR> Spike: Fair ryegrass control; great crop safety! <BR> Should be economical for wheat producers. <BR> Resistance likely if used 3 years in a row on same heavily infested field.  Must rotate away from Zidua every other year.<BR>Zidua: Game Changer???<BR>Excellent resistant management tool when rotated with POST ryegrass materials!!<BR>