Materials and Methods<BR>Grady County <BR>Small plot techniques <BR>13 treatments <BR>POST  Aim, Evik, Gramoxone <BR>Residual  Dual, Atrazine, Axiom <BR>4 replications <BR>PD  May 4 (DK67-60RR) <BR>AD  May 25 <BR>Directed or lay-by type <BR>Corn = 22 tall <BR>Spiderwort = 3 tall <BR>20/ft2 <BR>Hand-harvested yield data<BR>