The dry conditions of the past two growing seasons may have frustrated many Missouri corn farmers, but it may have had at least one positive effect on their crop. A corn disease that peaked in 2011 has been on the wane.
Until recently, Goss’s Wilt was confined to eastern Colorado and western Nebraska. Then, beginning in 2008, it moved eastward, infecting farms across the corn belt. Iowa State University plant pathologist Alison Robertson says modern hybrid corn varieties may be to blame for the resurgence.