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Creator:: Sherman, Robert James
Abstract:: Twelve sites of uniform topography and soils were selected in the Pinus ponderosa/Purshia tridentata/Festuca idahoensis Association. These sites were located in the rain shadow on the east flank of the Oregon Cascades. A fire history in the form of fire scars on ponderosa pine was available for nine of these...
Resource Type:: Masters Thesis
Full Text:: Purshia tridentata for Plot I. 41 28. Age class profile of Purshia tridentata for Plot J. 41 29. Age

Creator:: West, Neil E.
Abstract:: Montane forest vegetation as it occurs on the east flank of the central Oregon Cascades has provided excellent conditions for a "natural experiment" in the use of various methodologies in studying vegetational distribution. This "experiment" has reflected on some theory and practice for the discipline of plant synecology. Detailed descriptions,...
Resource Type:: Dissertation
Full Text:: individuals, agencies, and institutions, I owe an especial debt of gratitude. To Dr. Kenneth C. Swedberg I

Creator:: Soeriaatmadja, Roehajat Emon, 1936-
Abstract:: Fire has played a prominent role in the development and character of the ponderosa pine forests in western North American. Its records are written in the scars of trees that have survived the fire. Careful studies of these fire-scars may be used as a means of reconstructing the fire history...
Resource Type:: Dissertation
Full Text:: photography. The warm hospitality of Mr. and Mrs. J. W. Wulf during the two summers I stayed with them at

Creator:: Wiedemann, Alfred M.
Abstract:: Sand dunes are found along the coasts of most of the large land masses of the world. Because of their proximity to man and his activities, the maritime sand dunes of Europe, particularly Germany, France, Holland and Scandinavia, have the longest history of stabilization activities and botanical investigation. There are...
Resource Type:: Dissertation
Full Text:: Hypochaeris radicata.. 123 Rush Meadow. Agrostis palustris, Juncus 129 phaeocephalus and J. falcatus. Rush

Creator:: Robinson, Andrew Frederick, Jr.
Abstract:: Twenty sites of uniform topography and soil were select ed in the montane forest found on the East flank of the Central Oregon Cascades. These sites were located along a vegetational gradient composed of five plant communities: Abies/Pachistima, Pinus/Ceanothus, Pinus Arctostaphylos-Purshia, Pinus/Purshia/Festuca, and Juniperus Festuca. An attempt was made to...
Resource Type:: Dissertation

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