Historical and current roles of insects and pathogens in eastern
Oregon and Washington forested landscapes
Hessburg, P.F.; Mitchell, R.G.; Filip, G.M. 1994. Gen. Tech.
Rep. PNW-GTR-327. Portland, OR: U.S. Department of Agriculture,
Forest Service, Pacific Northwest
Research Station. 72 p. (Everett, Richard L., assessment team
leader; Eastside forest ecosystem health assessment; Hessburg,
science team leader and tech. ed., Volume III: assessment.)
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