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Creator:: Cardon, Nanette Clark
Abstract:: Sediment was fertilized with f/2 algal growth medium in situ and in the laboratory daily for one week. Sampling strategy incorporated two intertidal heights and two sites. Experiments were done in August and January. No significant changes in chlorophyll a or diatom community structure were observed after ten days of...
Resource Type:: Masters Thesis
Full Text:: with f/2 algal growth medium in situ and in the laboratory daily for one week. Sampling strategy

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:: who assisted me during the course of this study. Doctors H. K. Phinney and F. H. Smith were

Creator:: Dean, Milton Lee
Abstract:: A biosystematic investigation was undertaken in 15 species and three subspecies of the genus Aster, in western North America. Previous studies had been based entirely on external morphological features, and it was believed that much could be learned about the natural affinities of the taxa by exploring their cytological and...
Resource Type:: Dissertation
Full Text:: occidentalis ssp. intermedius . 182 13. Distribution of Aster foliaceus ssp. foliaceus and A. f. ssp

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:: . Driscoll, J. F. Franklin, and J. F. Thilenius. Excellent co- operation was also obtained from the

Creator:: Willyard, Ann Nachreiner
Abstract:: A fossil-calibrated phylogenetic framework based on exemplars from each of the four taxonomic sections within Pinus was created using multiple nuclear and chloroplast loci. Calibration at the well-defined subgeneric split within Pinus with either fossil leaves and cones (ca. 45 million years ago) or fossil wood (ca. 85 million years...
Resource Type:: Dissertation
Full Text:: -history correlates: supertree analyses. Evolution 58. Hizume, M., Shibata, F., Y. Matsusaki, and Z

Creator:: Sung, Gi-Ho
Abstract:: Cordyceps is a genus of perithecial ascomycetes. It includes over 400 species that are pathogens of arthropods and parasites of the truffle genus Elaphomyces. Based on the morphology of cylindrical asci, thickened ascus apices and filiform ascospores, it is classified in the Clavicipitaceae (Hypocreales), which also includes endophytes and epiphytes...
Resource Type:: Dissertation
Full Text:: Cultural impacts (J. F. White, Jr., C. W. Bacon, N. L. Hywel-Jones, and J. W. Spatafora, eds.). Marcel

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