Posted 5/29/2016 19:25 (#5327289 - in reply to #5327221) Subject: RE: Impact & Atrazine ?
NW Indiana
We do both. Usually put roundup in to knock out grass and for another mode of action. But impact will take care of small grasses on its own. This year so many guys have non gmo corn out probably 25% of the time I've left the roundup out to be extra cautious about drift.