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Filtering by: Subject Forests and forestry -- Cascade Range Advisor Spies, Thomas A.

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:

Thomas A. Spies The structure and composition of mixed-conifer forest (MCF) in central Oregon has
Disturbance and landscape history as a reference for evaluating forest management effects at a regional scale : examples from the Coast Range of Oregon, USA

Creator:

Nonaka, Etsuko

Abstract:

History is an invaluable source of information to understand and evaluate management influences on contemporary ecosystems and landscapes. The first two chapters (Chapters 2 and 3) explored the concept of historical range of variability (HRV) in landscape structure and stand structure using a stochastic fire simulation model to simulate presettlement...

Resource Type:

Masters Thesis

Full Text:

Range under the historical fire regime. Forest stand structure was characterized by live and dead wood