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Creator:: Bahls, Peter F.
Abstract:: The widespread introduction of trout to naturally fishless mountain lakes in the western United States has been accompanied by little research. The ecological role of trout populations occurring in 91 lakes of the central Selway Bitterroot Wilderness, Idaho, was examined with respect to 1) the sampling variability of biological and...
Resource Type:: Masters Thesis
Full Text:: Fish and Game and the U.S. Forest Service. Much thanks to Bert Bowler, Regional Fishery Manager for

Creator:: Moritsch, Barbara J.
Abstract:: The National Park Service initiated a backcountry campsite restoration project in 1987 to restore native vegetation on severely degraded campsites in three subalpine lake basins in Yosemite National Park. Restoration treatments included soil scarification, transplanting, manual seeding and site protection. Eight of the treated campsites were monitored in 1990 to...
Resource Type:: Masters Thesis
Full Text:: LITERATURE CITED 200 APPENDICES Appendix I. Mean annual precipitation (mm) at Ellery Lake, California (2890

Creator:: Pittam, Sherry K.
Abstract:: Pendent Usnea species were collected in western Oregon and examined. Character states, such as cortex-medulla-axis ratio; fibril length; papilla diameter; branching patterns; and presence or absence of fibrils, papillae, soredia, isidia; plus chemistry, were recorded and analyzed by inspection for differences. Historical names were researched in the literature. A comparison...
Resource Type:: Masters Thesis
Full Text:: basis for division of the specimens into groups and the assignment of taxonomic determinations. But

Creator:: Jamir, Tomas Vergel C.
Resource Type:: Dissertation
Full Text:: Station ........ 19 7 Average Annual Air Temperature Time Series Pattern from 1961 to 1995 for the

Creator:: Allison, Gary William
Abstract:: The influence of loss of diversity on community dynamics and ecosystem functioning has recently received considerable attention. Although study of biodiversity has a long history within ecology, empirical investigations exploring consequences of loss have been rare. Because many factors confound diversity comparisons, experimental manipulations of diversity offer the most direct...
Resource Type:: Dissertation

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