SD Corn Comments Published July 28, 2023 In this week’s edition of South Dakota Corn Comments, Ag PhD Host Darren Hefty talks about SD Corn’s involvement in Ag PhD Field Day. https://www.rrfn.com/wp-content/uploads/2023/07/072423-Corn-Comments-for-week-of-7-24-23.mp3 Share this: Facebook Twitter LinkedIn