Roberts, Bruce A. The impact of whole-tree and conventional harvesting on white birch sites in central Newfoundland : an ENFOR establishment report / Bruce A. Roberts, Brian D. Titus. -- St. John's : Canadian Forest Service, 1994. -- 23 s. : 11 obr., 4 tab. ; 28 cm. -- (Information report ; N-X-293). -- ISBN 0-662-22919-3 (brož.)

I. Titus, Brian D.

630*176.1+582.632.1+630*32/*369
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