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Filtering by: Subject Plant communities Decade 1960-1969

Phytosociology of the ponderosa pine type on pumice soils in the Upper Williamson River Basin, Klamath County, Oregon

Creator:

Volland, Leonard A.

Abstract:

The study was conducted over approximately 191,000 acres in central Klamath County, Oregon. The research had three objectives: first, to describe and classify the seral and near-climax vegetation by using polyclimax principles; secondly, to determine the southern extension of five plant associations and one plant associes as previously described by...

Resource Type:

Masters Thesis

Full Text:

significant role in determining the location of these classification units since any single plant community
Synecology of the white-oak (Quercus garryana Douglas) woodlands of the Willamette Valley, Oregon

Creator:

Thilenius, John F., 1931-

Abstract:

Quercus garryana dominated plant communities are found in the interior coastal valleys and on foothills from southeastern Vancouver Island, British Columbia, south to San Francisco, California. They occur as savannas, intermixed with a variety of conifers, and in almost pure stands. The diversity of habitats occupied by the species and...

Resource Type:

Dissertation

Full Text:

sampled by quantitative methods. 27 Under story plant community -soil series relationships in 47