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Forest health criteria : hearing before the Subcommittee on Forest and Forest Health of the Committe

United States. Congress. House. Committee on Resources. Subcommittee on Forests and Forest Health.
Washington : U.S. G.P.O. : For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office, 1997. 1997

Forest health an integrated perspective

Cambridge, U.K. ; New York : Cambridge University Press, 2011. 2011

Forest health monitoring 1992 annual statistical summary project summary

Alexander, S. A.
Research Triangle Park, N.C. : U.S. Environmental Protection Agency, Environmental Monitoring and Assessment Program ; Springfield, VA : National Technical Information Service, [distributor, 1994] 1994