Index Catalog // ScholarsArchive@OSU

Creator:: Klopsch, Mark Warren
Abstract:: The structure of a mature Douglas-fir (Pseudotsuga menziesii) forest in a watershed in the western Cascades of Oregon was examined. Two age classes were detected in the stand, the oldest originating about 1855 after an extensive fire and the younger following a second fire about 1895 Although the trees in...
Resource Type:: Masters Thesis

Creator:: Frenzen, Peter M.
Abstract:: Information concerning the factors controlling seedling establishment on tephra deposits (airfall volcanic ejecta) is limited. The establishment and growth of six coniferous species, Abies amabills (Dougl.) Forbes (Pacific silver fir), A. procera Rehd. (noble fir), Pinus monticola Dougl. (western white pine), P. Contorta Dougl. (lodgepole pine), Pseudotsuga menziesii (Mirb.) Franco...
Resource Type:: Masters Thesis

Creator:: Li, Habin
Abstract:: This study dealt with research problems at the landscape level. The objectives of this thesis were to develop tools to study and characterize landscapes and to interface with a geographic information system (GIS), to evaluate landscape indices, and to examine development of forest cutting patterns under different cutting methods and...
Resource Type:: Dissertation

Creator:: Alaback, Paul B.
Abstract:: Several understory conununities display successional stages during the first two hundred years following logging or fire disturbance in the coastal Picea-Tsua forests of southeast Alaska. Residual shrubs and tree seedlings increase their growth exponentially after overstory removal. Understory biomass peaks at about 5000 kghayr fifteen to twenty-five years after logging....
Resource Type:: Dissertation

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