Scientists at the University of Maine are evaluating if lobster shells can cultivate beneficial microbial communities that ward off soilborne potato pathogens. The novel shell-to-spud combination may connect two cornerstones of Maine’s food system and enhance the state’s circular economy.  Potatoes are Maine’s top agricultural commodity with a value of more than $215 million in read more UMaine researchers testing lobster shells to thwart potato soil pathogens