Hessburg, Paul F. Historical and Current Roles of Insects and Pathogens in Eastern Oregon and Washington Forested Landscapes. General Technical Report PNW-GTR-327,April 1994 / Paul F. Hessburg, Russel G. Mitchell, Gregory M. Filip. -- 1.vyd. -- Portland : U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1994. -- 72 s.: 36 obr.

I. Mitchell, Russel G.
II. Filip, Gregory M.
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