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Filtering by: Advisor Roth, Barbara J. Advisor Morrell, Jeffrey J. Degree Level Doctoral

Environmental effects on heartwood extractive content and their consequences for natural durability in Douglas-fir and western redcedar

Creator:

Taylor, Adam McVaugh, 1969-

Abstract:

Heartwood can have properties that are distinct from sapwood, including resistance to insect and microbial attack. Despite the practical importance of heartwood formation in trees, a review of the literature revealed that little was known about the effects of environmental factors on heartwood quality or how variations in heartwood properties...

Resource Type:

Dissertation

Full Text:

AUTHORS Barbara L. Gartner and Jeffrey J. Morrell assisted with the writing of each manuscript. J. Renée
Development of an Accelerated Method for Assessing Decay of Wood Plastic Composites (WPC's)

Creator:

Silva Guzman, Jose Antonio

Abstract:

This study examined the decay resistance of the pine and maple components of wood plastic composites (WPC' s) of varying thicknesses exposed on several culture media to wood decay fungi under laboratory conditions. The ability of malt agar extract (MEA), potato dextrose agar (PDA), amended basal salts, sawdust (maple and...

Resource Type:

Dissertation

Full Text:

approved: Jeffrey J. Morrell Barbara L. Gartner This study examined the decay resistance of the pine and