Forest health criteria : hearing before the Subcommittee on Forest and Forest Health of the Committee on Resources, House of Representatives, One Hundred Fifth Congress, first session, on criteria to determine if a forest is healthy or unhealthy, and how to improve or maintain forest health, March 18, 1997--Washington, DC.
Imprint
Washington : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office, 1997.
