The Bangor Daily News and Downeastmaine.com promoted a free online presentation sponsored by the University of Maine George J. Mitchell Center for Sustainability Solutions and facilitated by Lily Calderwood, UMaine Cooperative Extension wild blueberry specialist and assistant professor of horticulture, 3-4 p.m. Oct. 5.  “The Future of Farming: Building Tools for Tech Savvy Farmers,” will read more Media advance Calderwood, Koehler, Birkel future of farming talk