2023 Western Region Spring Meeting Mature and Old-Growth Forests: Define, Identify, Inventory Print Page Published March 17, 2023 by Jamie Barbour | Assistant Director for Adaptive Management | U.S. Forest ServiceContent is restricted to FRA members only.Sign InIs Your Company A Member?Get Access Now! First Name Last Name Company Your email AuthorJamie Barbour | Assistant Director for Adaptive Management | U.S. Forest Service