Marestail in Field Corn (i.e. Horseweed)<BR>Tillage <BR>Burndown <BR>Liberty (glufosinate) <BR>+ atrazine? <BR>Glyphosate + <BR>Dicamba or 2,4-D? <BR>Sharpen + MSO <BR>0 day plant-back <BR>Paraquat + atrazine <BR>Residual <BR>atrazine <BR>In-Crop <BR>Liberty (LL) <BR>Dicamba <BR>2,4-D  <BR>Enlist corn - 2,4-D choline<BR>