Tar spot has made its way across Michigan October 26, 2021 Brownfield AG News Tweet Share LinkedIn Email Corn tar spot can cut yields in half under the right conditions. Marty Chilvers with Michigan State University is researching management solutions for farmers. He explains how the disease has spread and what practices growers should consider. … Leave a ReplyYour email address will not be published.CommentYou may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Name * Email * Website Δ