Formulation Improvements<BR>Volatility has always been a big issue/concern with auxin herbicides. <BR> <BR>Newer formulations of 2,4-D and dicamba are significantly less volatile than older formulations. <BR> <BR>OLDER FORMULATIONS WILL NOT BE LABELED FOR USE IN AUXIN SYSTEMS!!!!! <BR> <BR>Less volatility (i.e. vapor drift) does not mean less physical drift!!!!<BR>