Thies, Walter G. Laminated Root Rot in Western North America. General Technical Report PNW-GTR-349 / Walter G. Thies, Rona N. Sturrock. -- 1.vyd. -- Portland : U.S.Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1995. -- 32 s.: 27 obr.

I. Sturrock, Rona N.
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