“Homegrown tar spot will be more prevalent in your corn ... If you’re going by airplane, helicopter or drone, he encourages narrowing up swath widths to prevent streaking.

An extension specialist with the University of Missouri says corn farmers should take a measured approach to combatting tar ...

Tar spot decimated many central Illinois cornfields in 2021. But the disease was nearly a no-show in those same fields this past year. One farmer recently asked Ken Ferrie, “What kind of risk do ...