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Mixed-conifer forests of central Oregon : structure, composition, history of establishment, and growth

Creator:

Merschel, Andrew G.

Abstract:

The structure and composition of mixed-conifer forest (MCF) in central Oregon has been altered by fire exclusion and logging. The resulting increased density, spatial contagion, and loss of fire resistant trees decrease the resiliency of this ecosystem to fire, drought, and insects. The historical and current composition and structure of...

Resource Type:

Masters Thesis

Full Text:

. Hibbs, J.L. Campbell, M. Donaghy Cannon, J. B. Fontaine, J.R. Thompson, R.G. Anthony, B.T. Bormann
Historical forest succession and disturbance dynamics in Coastal Douglas-fir forests in the southern western Cascades of Oregon

Creator:

Merschel, Andrew G.

Abstract:

Coastal Douglas-fir (Pseudotsuga menziesii var menziesii) forests are extensive west of the crest of the Cascade Mountains in Oregon and Washington and are renowned for their productivity, biodiversity, and the ecosystem services they provide. Increasing wildfire activity in recent years including the extensive 2020 Labor Day fires, and a warming...

Resource Type:

Dissertation
Stand Structure of Old Growth Dry Mixed Conifer Forests in the Deschutes and Ochoco National Forests

Creator:

Merschel, Andrew G.

Abstract:

Old-growth dry-mixed conifer forests are valued as habitats for late seral forest species, for the ecosystem services and landscape diversity they provide, and for their aesthetic appeal. The structure of these forests has been heavily altered by historic logging of overstory ponderosa pine and Douglas-fir. Additionally, changes in fire regime...

Resource Type:

Honors College Thesis

Full Text:

Appendix D: Data Collection Sheets…………………………………………………………………….51