Groot, Arthur Survival of black spruce advance growth following three harvesting methods / Arthur Groot, Robert W. Arnup. -- Sault Ste. Marie : Canadian Forest Service, 1995. -- 1 dvojlist : 4 obr., 1 tab. ; 28 cm. -- (Frontline ; Technical Note 53). -- ISBN 0-662-22760 (brož.) : .00. -- ISSN 1183-2762

I. Arnup, Robert W.
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