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Evaluation of structural grades of northern lumber : northern aspen species group

Littleford, T. W.
Bok Engelsk 1975

Relative strength and decay resistance of Red-stained Lodgepole Pine

by J. W. Roff and Elizabeth I. Whittaker
Bok Engelsk 1963

Decay resistance of western red cedar : Relative to kiln seasoning, colour and origin of the wood

J. W. Roff, E. I. Whittaker and H. W. Ead...
Bok Engelsk 1962

Deterioration of logging residue on the British Colombia coast (Western Hemlock, Amabilis Fir, and Sitka Spruce)

Roff, J. W.
Bok Engelsk 1959

Red heart stain of lodgepole pine logs in the northern interior of Brit ish Colombia

by H. W. Eades and J. W. Roff
Bok Engelsk 1957

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