The Piscataquis Observer reported Brian Roth, the acting director of the Cooperative Forestry Research Unit at the University of Maine, collaborated to plant an American chestnut germplasm conservation orchard at the Law Farm in Dover-Foxcroft. Germplasm are living genetic resources, like seeds. The American chestnut tree grew on more than 200 million acres of the read more Roth helps plant chestnuts, The Piscataquis Observer reports