2,4-D in Fallow and Burndown<BR>Formulations: amine or ester <BR>Rates: 0.125 to 1 lb ae/acre <BR>Timing: Crop and formulation dependent <BR>Weeds: annual and perennial broadleaf weeds <BR>Historical perspective: <BR>Limited use in early years because of tillage systems <BR>Common tank-mix partner with glyphosate in 1970’s, 80’s, and 90’s to minimize cost of treatment <BR>Now it’s a common tank-mix to improve control of problematic weeds <BR> <BR>