Herbicide-Resistant Palmer Amaranth in GA<BR>ALS (2000) <BR> <BR>Glyphosate (2005) <BR> <BR>Atrazine (2009) <BR> <BR>ALS + GLY (2009) <BR> <BR>DNA + ALS + GLY (2010) <BR> <BR>ALS + GLY + ATZ (2011)<BR>