Index Catalog // ScholarsArchive@OSU

'Hysterical preservationists' and 'gouge-and-run bulldozer boys' : the land-use controversy in Idaho’s White Cloud Mountains, 1968-1972

Creator:: Jensen, Erica (Erica Lyn)
Abstract:: Similar to other spectacular scenic areas in the American West, Idaho’s White Cloud Mountains have been a contested landscape since the beginning of the 20th century. Although, legislation was introduced in Congress as early as 1913 to protect the towering mountains of south-central Idaho as a national park, the issue...
Resource Type:: Masters Thesis
Full Text:: , Idaho: University of Idaho Press, 1963), 258. 15 Idaho State Historical Society, “Stanley Basin and the

In the midst of a revolution : science, fish culture, and the Oregon Game Commission, 1935-1949

Creator:: Hahn, Linda
Abstract:: This thesis will address the transformation of biological sciences during the 1930s and 1940s and it effects on fisheries science. It will focus on Oregon State College and specifically the Department of Fish and Game Management and the interaction with the Oregon Game Commission. Support for mutation theory and neo-...
Resource Type:: Masters Thesis
Full Text:: effects on fisheries science. It will focus on Oregon State College and specifically the Department of

Science, service, and specialized agriculture : the re-invention of the maraschino cherry

Creator:: Jolly, J. Christopher
Abstract:: From 1925 to 1930, Ernest H. Wiegand, a professor of Horticultural Products at Oregon State Agricultural College, developed an improved brining process for cherries. Brined cherries are used in the production of maraschino and glacé cherries, which already had a sizable market in the United States by the 1920s. This...
Resource Type:: Masters Thesis
Full Text:: Food Science and Technology archive room. Thanks to Larry Landis of the Oregon State University

Use of oak woodlands (Quercus garryana) for farm forestry and grazing in the Willamette Valley

Creator:: Hall, Frederick C.
Resource Type:: Masters Thesis
Full Text:: and Grazing in the Willamette Valley USE OF OAK WOODLANDS (~ERCUS GARRYANA) FOR FARM FORESTRY AND

The forest and the mainframe : the dynamics of modeling and field study in the Coniferous Forest Biome, 1969-1980

Creator:: Long, Tulley A.
Abstract:: In an initial research proposal of December 1969, the scientists of the Coniferous Forest Biome (CFB), an ecosystem study centered in the Pacific Northwest and part of the larger International Biological Programme (IBP), expressed optimism that computer simulations and systems modeling could transform empirical knowledge of the carbon, water, and...
Resource Type:: Masters Thesis
Full Text:: degree of Master of Science in History of Science presented on July 28, 2005. Title: The Forest and the

Nature in chains : the effects of Thomas Jefferson’s rectangular survey on a Pacific Northwest landscape

Creator:: Schweickert, Tina K.
Abstract:: Understanding the impact of humans on the environment has long been a topic of scholarly interest and debate. As environmental problems mount, accounts of historic ecological conditions and the factors of change become increasingly useful. This study considers competing schools of interpretation about human impacts on ecological landscapes and develops...
Resource Type:: Masters Thesis
Full Text:: University in partial fulfillment of the requirements for the degree of Master of Science

Institutionalizing Science in Oregon : The Role of the Oregon State Academy of Sciences, 1905-1914

Creator:: Read, Richard Thomas
Abstract:: In February 1905 the Oregon State Academy of Sciences formed in Portland to promote scientific research and diffusion of scientific knowledge in Oregon. The founders also planned to assist in the discovery and development of the state's natural resources. The Academy was the first scientific society in Oregon with professional...
Resource Type:: Masters Thesis
Full Text:: of Sciences (1892-1897?) and before the professionally oriented Oregon Academy of Science (1943

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:: utilization of this ecological knowledge is related to the timber, range and wildlife resources of the Upper

A survey and analysis of the range forage inventory methods

Creator:: Chohlis, Gus John
Resource Type:: Masters Thesis
Full Text:: A survey and analysis of the range forage inventory methods

Forage utilization estimates in relation to ecological units in the Wallowa mountains of northeastern Oregon

Creator:: Johnson, Walter Van-Gale
Resource Type:: Masters Thesis
Full Text:: Wade B. Hall and E. B. Abbott for administrative direction, and Jerry Strickler of the 3tarkey Range

A comparative study of selected methods for sampling vegetation

Creator:: Conrad, C. Eugene
Resource Type:: Masters Thesis
Full Text:: ' condition and trend methodology . . . 3 Methods of studying range trend . . ....... . . 5 Methods for

Riparian lichens of northern Idaho

Creator:: Hutchinson, Jenifer L.
Abstract:: Riparian forests in the Idaho Panhandle, north of Whitebird, were surveyed for rare riparian lichen species. The region was stratified into nine geographic units and by stream size. Eighty-one plots were surveyed for lichen community, stand and river characteristics. Variables important to lichen community composition included regional differences, elevation, climatic...
Resource Type:: Masters Thesis
Full Text:: (McCune 1982), and for the Bitterroot Range of Montana and Idaho (McCune 1984). Notes on genera and new

Development of a legend and key for ecological resource analysis in the 15-mile administrative unit, Malheur County, Oregon

Creator:: Martin, Niels L.
Abstract:: The project of which this research was a part is designed to provide an improved system of ecological resource analysis. Specific objectives of this study were: (1) classification of plant communities on the fringes of the sagebrush steppes and the salt desert of southeastern Oregon, (2) development of symbolic and...
Resource Type:: Masters Thesis
Full Text:: LEROY MARTIN for the MASTER OF SCIENCE (Name) (Degree) in RANGE MANAGEMENT presented on April 29, 1970

Evaluating High Release Rate MCH (3-methylcyclohex-2-en-1-one) Treatments for Preventing Dendroctonus pseudotsugae (Coleoptera: Curculionidae) Infestations

Creator:: Brookes, Harrison M.
Abstract:: The Douglas-fir beetle (Dendroctonus pseudotsugae Hopkins) can kill large numbers of Douglas-fir trees (Pseudotsuga menziesii (Mirbel) Franco) across a landscape during periods of population outbreaks. High-value individual trees and small stands can be protected from Douglas-fir beetle infestation during outbreaks by applying the anti-aggregation pheromone, MCH (3-methylcyclohex-2-en-1-one). MCH treatments are...
Resource Type:: Masters Thesis
Full Text:: . Chronology and characteristics of a Douglas-fir beetle outbreak in northern Idaho. USDA For. Serv. Gen. Tech

Influence of silvicultural treatments, overstory, and understory vegetation on quaking aspen (Populus tremuloides) regeneration in southeastern Idaho

Creator:: Muñoz, Bethany L.
Abstract:: Quaking aspen (Populus tremuloides Michx.) is known to be a widely distributed, shade-intolerant and short-lived hardwood found in both seral, even-aged and stable, uneven aged stands. There have been reports of extensive aspen mortality, crown thinning, and branch dieback across North America that have been linked to the occurrence of...
Resource Type:: Masters Thesis
Full Text:: of the quaking aspen stands in southeastern Idaho and provided suggestions for my literature

Extension education in the wildlife conservation field

Creator:: Lewis, John Hammond
Resource Type:: Masters Thesis
Full Text:: SCIENCE April l9L8 APPROVED: Professor of Fieh and Game lEanagement In Charge of ajor Head of

Forest macro-arthropods as potential indicators of ecosystem conditions in Western Idaho : an analysis of community composition, biological diversity, and community structure

Creator:: Ruby, Margaret E.
Abstract:: Adaptive ecosystem management is a new paradigm for managing federal forests which requires regular monitoring of ecosystem function and diversity to measure the effects of management. Managers need new strategies and tools to help them assess their progress in maintaining healthy, productive and biologically diverse forests. Biomonitoring of select forest...
Resource Type:: Masters Thesis
Full Text:: Forest Science, the College of Forestry and the departments of Fisheries and Wildlife, and Botany and

Activity of bats in thinned, unthinned, and old-growth forests in the Oregon Coast Range

Creator:: Humes, Marcia Lynn
Abstract:: Ten species of bats occur in the Oregon Coast Range and are hypothesized to be associated with late-successional forests. The development of characteristics of late-successional forests in young forest stands can be accelerated through silvicultural practices such as thinning I examined the effects of thinning on the use of forests...
Resource Type:: Masters Thesis
Full Text:: Master of Science in Wildlife Science presented on September 4, 1996. Title: Activity of Bats in Thinned

Ecological implications of trout introductions to lakes of the Selway Bitterroot Wilderness, Idaho

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:: many ways and the people of the General Science Department of Oregon State University, who offered me

Influence of limited access roads on Roosevelt elk in the Oregon Coast Range

Creator:: Cole, Eric K.
Abstract:: No studies have evaluated the effects of limited vehicle access on movements, survival and habitat use of Roosevelt elk (Cervus elaphus roosevelti) . We installed twenty gates, restricting motorized vehicle access by the public in seven discrete Road Management Areas (RMAs), comprising 35% of the study area. We radio-tracked 31...
Resource Type:: Masters Thesis
Full Text:: , representing Wildlife Science Head of Department of Fisheries and Wildlife Dean of Graduat hool I

The effects of forage improvement practices on Roosevelt elk in the Oregon Coast Range

Creator:: Stussy, Rosemary J.
Abstract:: Forage availability, diets, distribution, and productivity were compared for Roosevelt elk, Cervus elaphus roosevelti, using improved (i.e. seeded, fertilized, and grazed) and untreated areas of the Oregon Coast Range. Seasonal forage availability was substantially different on 1-year-old improved and untreated clearcuts, but the differences diminished by clearcut age 4 and...
Resource Type:: Masters Thesis
Full Text:: Master of Science in Wildlife Science presented 6 December 1993. Title: The Effects of Forage

The Ecology of Celtis reticulata Torr. (Netleaf hackberry) in Idaho

Creator:: DeBolt, Ann M.
Abstract:: The ecology of netleaf hackberry (Celtis reticulata Torr.) is poorly known throughout its broad western range. To gain some understanding of the species' basic ecology, three components of its life history were studied. First, seed germination requirements were analyzed under laboratory conditions. Second, hackberry population dynamics were evaluated from tree...
Resource Type:: Masters Thesis
Full Text:: hackberry) in Idaho AN ABSTRACT OF THE THESIS OF Ann M. De Bolt for the degree of Master of Science in

Small-mammal herpetofauna abundance in riparian and upslope areas of five forest conditions

Creator:: Gomez, Douglas M.
Abstract:: I compared species composition and relative abundance of'small mammals and herpetofauna between riparian and upslope habitats among 5 forest types. Riparian- and upslope- associated species were identified based on capture frequency. Small mammal species richness was similar between stream and upslope habitats and among the 5 forest types. There were...
Resource Type:: Masters Thesis
Full Text:: Master of Science in Wildlife Science presented May 1, 1992. Title: Small Mammal and Herpetofauna

Ecological Forestry : A Critical Analysis

Creator:: Batavia, Chelsea
Abstract:: Although science is widely accepted as a fundamental source of information underlying decisions about forest management and conservation, considerably less attention has been paid to the inevitable role that normative values and beliefs play in such decisions. This thesis highlights the normative dimensions of "ecological forestry," a strategy of forest...
Resource Type:: Masters Thesis
Full Text:: ” types of forestry are merely responses to changing views on the range of services and

Assessing Mercury Levels, Health Metrics, and Immune Function in Non-stranded Male California and Steller Sea Lions in Oregon

Creator:: Rae, Samantha N.
Abstract:: California and Steller sea lions (Zalophus californianus, Eumetopias jubatus, respectively) are considered sentinel species because they have long life spans, are long-term coastal residents, feed at high trophic levels, and have large blubber stores that serve as depots for anthropogenic toxicants. There are few studies on sea lion health and...
Resource Type:: Masters Thesis
Full Text:: the degree of Master of Science in Comparative Health Sciences presented on May 27, 2022. Title

Riparian vegetation and larval Pacific Giant (Dicamptodon tenebrosus) and adult Western Redback (Plethodon vehiculum) salamanders in the Oregon Coast Range

Creator:: Graff, Paula (Paula Hayes)
Abstract:: Riparian areas in the Pacific Northwest provide important biotic and abiotic features, such as down wood, moist microsites, and abundant invertebrate prey that benefit aquatic and terrestrial amphibians. Reported high densities of amphibians from streams and riparian areas in the Pacific Northwest highlight their importance in riparian food webs. Amphibians...
Resource Type:: Masters Thesis
Full Text:: Management: Riparian Wildlife and Forestry Interactions, Number 59, pp 165-181. Institute of Forest

Distribution of juvenile salmonids and stream habitat relative to 15-year-old debris-flow deposits in the Oregon Coast Range

Creator:: Kirkby, Kristen-Marie S.
Abstract:: Debris flows, common disturbances in many mountainous areas, initially scour or bury stream habitats; however, debris flows deliver vast amounts of wood, boulders, and gravel that may ultimately form complex stream habitat to potentially support a diverse salmonid assemblage. The materials deposited by debris flows would otherwise be inaccessible to...
Resource Type:: Masters Thesis
Full Text:: Fisheries Science presented on February 18, 2013. Title: Distribution of Juvenile Salmonids and Stream

Home range and habitat use of pileated woodpeckers, western Oregon

Creator:: Mellen, Teresa Kim
Abstract:: Home range and habitat use by pileated woodpeckers (Dryocopus pileatus) were studied in the Coast Ranges of western Oregon. Radio-telemetry was used to determine home ranges of 11 woodpeckers and habitat use of 14 woodpeckers after young had fledged during summers from 1982 to 1985. Home range size for individual...
Resource Type:: Masters Thesis
Full Text:: Science presented on April 30, 1987 Title: Home Range and Habitat Use of Pileated Woodpeckers, Western

Plant and amphibian assemblages in zero-order basins in the Oregon Coast Range

Creator:: Sheridan, Chris D.
Abstract:: We have a poor understanding of the biotic communities in zero-order basins, drainages extending from ridgelines to the initiation of first-order streams. This study describes baseline plant and amphibian composition in unmanaged zero-order basins in the Oregon Coast Range. Specifically, I studied: i) the spatial distribution and diversity of species,...
Resource Type:: Masters Thesis
Full Text:: degree of Master of Science in Forest Science presented on June 3, 2002. Title: Plant and Amphibian

Disturbance and landscape history as a reference for evaluating forest management effects at a regional scale : examples from the Coast Range of Oregon, USA

Creator:: Nonaka, Etsuko
Abstract:: History is an invaluable source of information to understand and evaluate management influences on contemporary ecosystems and landscapes. The first two chapters (Chapters 2 and 3) explored the concept of historical range of variability (HRV) in landscape structure and stand structure using a stochastic fire simulation model to simulate presettlement...
Resource Type:: Masters Thesis
Full Text:: of Master of Science in Forest Science presented on November 25, 2003. Title: Disturbance and

Evaluating "nuisance" beaver relocation as a tool to increase coho salmon habitat in the Alsea Basin of the central Oregon Coast Range

Creator:: Petro, Vanessa M.
Abstract:: Many stakeholders involved with stream restoration in the Pacific Northwest have discussed the potential benefits of using beaver dam construction activities (Castor canadensis) as a management tool to improve degraded stream habitat for anadromous salmon species. In addition, there has been growing interest in using nuisance beavers, primarily controlled by...
Resource Type:: Masters Thesis
Full Text:: . Sanchez, Department of Fisheries and Wildlife, Oregon State University, Corvallis, Oregon 97331 Jimmy

The effects of thinning on forest-floor small mammals in the Coast Range of Oregon

Creator:: Larson, David J.
Abstract:: Thinning of young Douglas-fir forests has the potential to enhance structural diversity and improve habitat for wildlife. I examined the effects of thinning and thinning intensity on abundance and demographic characteristics of forest-floor small mammals in the Coast Range of Oregon 5 and 6 years after thinning had occurred. Thinning...
Resource Type:: Masters Thesis
Full Text:: Coast Range of Oregon by David J. Larson A THESIS submitted to Oregon State University in

Roosevelt elk habitat use in the Oregon Coast Range

Creator:: Pope, Michael D. (Michael Dickens)
Abstract:: Few studies have evaluated non-migratory Roosevelt elk (Cervus elaphus roosevelti) interactions and habitat use on lands undergoing extensive timber removal. We captured and radio-tracked for 14 months representatives from 29 different bands of elk across a 37,000 ha area of Oregon's Coast Range. We identified 6 habitat variables within individual...
Resource Type:: Masters Thesis
Full Text:: Master of Science in Wildlife Science presented on October 27 1994. Title: Roosevelt Elk Habitat Use in

In vitro host range of aquatic birnaviruses and their relationship to virulence

Creator:: Ögut, Hamdi
Abstract:: Of 109 aquatic birnaviruses (AB) belonging to 9 serogroup A, all replicated and produced rapid and extensive cytopathology in CHSE-214 and RTG-2 cells, whereas only half produced significant levels of cytopathological effect (CPE) in two nonsalmonid cell lines tested (EPC and FHM). In many instances it was found that although...
Resource Type:: Masters Thesis
Full Text:: : Major Professor, represe 'n FisheriesFisheries Science. Head of Department of Fisheries and Wildlife

Estimation of Population Age Structure, Detection Probability, and Density of Red Tree Voles in Oregon

Creator:: Marks-Fife, Chad A.
Abstract:: Red tree voles (Arborimus longicaudus) are a unique species of Arvicoline rodent found in western Oregon and northwest California. Their preferred habitat is mature and old-growth coniferous forest dominated by Douglas-fir (Pseudotsuga menziesii). Tree voles are an important prey item for northern spotted owls and many other predators, but are...
Resource Type:: Masters Thesis
Full Text:: the Department of Fisheries and Wildlife at Oregon State University, and the Laurels Graduate

Establishment tolerance of six native sagebrush steppe species to imazapic (PLATEAU®) herbicide implications for restoration and recovery

Creator:: Bekedam, Steven
Abstract:: Scientists and land managers realize that integrated weed management (IWM) strategies are needed to attain successful and lasting improvements of weed infested landscapes. At this time no broadly reliable and environmentally safe IWM strategy has been developed to control exotic annual grasses that dominate many ecosystems of the northern Great...
Resource Type:: Masters Thesis
Full Text:: Science at Oregon State University. You were always willing and able to help but didn't just give the

Mixed-conifer forests of central Oregon : structure, composition, history of establishment, and growth

Creator:: Merschel, Andrew G.
Abstract:: The structure and composition of mixed-conifer forest (MCF) in central Oregon has been altered by fire exclusion and logging. The resulting increased density, spatial contagion, and loss of fire resistant trees decrease the resiliency of this ecosystem to fire, drought, and insects. The historical and current composition and structure of...
Resource Type:: Masters Thesis
Full Text:: field data on structure and composition and increment cores across a range of environmental conditions

The effect of fire regime on coarse woody debris in the west central Cascades, Oregon

Creator:: Wright, Pamela J.
Abstract:: This study examined the effect of fire regime on coarse woody debris (CWD) mass using a combination of field data and modeling. The objectives were to use field sampling to determine how CWD differs between two areas that have had different fire regimes, and investigate how fire frequency and severity,...
Resource Type:: Masters Thesis
Full Text:: ............................................................ 45 7 .1 Mean, standard deviation, and range of CWD mass (Mg/ha) for field data for each regime

Behavioral responses of Rocky Mountain Elk (Cervus elaphus) to recreational disturbance

Creator:: Naylor, Leslie M.
Abstract:: I measured responses of free-ranging Rocky Mountain elk (Cervus elaphus) to recreational disturbance at Starkey Experimental Forest and Range, Oregon from April to October, 2003 and 2004. Resting, feeding, and travel activities of 13 cow elk were recorded at 5-minute intervals using Actiwatch™ motion sensors. Elk were subjected to four...
Resource Type:: Masters Thesis
Full Text:: Wildlife Science presented on January 25th 2006 Title: Behavioral responses of Rocky Mountain Elk

Home range and habitat use of western red-backed voles in mature coniferous forests in the Oregon Cascades

Creator:: Thompson, Rebecca L., 1966-
Resource Type:: Masters Thesis
Full Text:: the degree of Master of Science in Wildlife Science presented on September 9, 1996. Title: Home Range

Spotted owls, great horned owls, and forest fragmentation in the central Oregon Cascades

Creator:: Johnson, David Harold, 1956-
Resource Type:: Masters Thesis
Full Text:: of Master of Science in Wildlife Science presented on June 12, 1992 Title: Spotted Owls, Great

Ecology of populations of Van Dyke's salamanders in the Cascade Range of Washington State

Creator:: McIntyre, Aimee P.
Abstract:: The Van Dyke's salamander (Plethodon vandyke,) is a rare species endemic to Washington State. It has been found in cool moist microhabitats along streams, splash zones of waterfalls, and headwater seeps. We explored the association of the Van Dyke's salamander with hydrologic condition, geomorphology, disturbance characteristics, and vegetation structure in...
Resource Type:: Masters Thesis
Full Text:: of Master of Science in Wildlife Science presented on November 18, 2003. Title: Ecology of

Influences of clearcut logging on macroinvertebrates in perennial and intermittent headwaters of the Central Oregon Coast Range

Creator:: Banks, Janel
Abstract:: This research was designed to broaden the understanding of how timber-harvest affects aquatic macroinvertebrates in perennial and intermittent headwater streams. This study compared emergent and benthic macroinvertebrate assemblages from 20 headwater streams in the central Oregon Coast Range that varied by harvest condition and flow duration. Through comparison of the...
Resource Type:: Masters Thesis
Full Text:: Oregon Coast Range that varied by harvest condition and flow duration. Through comparison of the

The Discourse of Demographic Diversity in U.S. Natural Resources Scholarly Literature: A Multi-Methods Qualitative Study

Creator:: Brown, Jasmine K.
Abstract:: Racial, ethnic and gender diversity have been long term topics of discussion in natural resources. Yet to date, there has not been a comprehensive review of the existing literature within the discourse of demographic diversity. Therefore, I conducted a systematic review of demographic diversity in the disciplines of forestry, fisheries,...
Resource Type:: Masters Thesis
Full Text:: natural resources and natural resources professions includes the fields of forestry, fisheries, wildlife

Forestry & Communication : A Coos Bay Case Study

Creator:: Livingstone, Tasha
Abstract:: This thesis combines elements of forestry, interpersonal communication, and rhetoric to describe where residents of Coos Bay and North Bend Oregon obtain information about forests and forest uses, and how they view the credibility of that information. As a qualitative exploratory study, grounded theory methodology was used to develop theme...
Resource Type:: Masters Thesis
Full Text:: , fish and wildlife are you aware of that affect your perceptions of forestry and/or use of a forest

Arthropod communities on understory plants in thinned and unthinned Douglas-fir forests in the Oregon Coast Range

Creator:: Doolittle, Alyssa M.
Abstract:: This study assessed the effects of thinning on arthropod communities on understory plants in the Central Oregon Coast Range. Arthropods were sampled from five understory plants in five pairs of thinned and unthinned, young (50-80 yrs), managed Douglas-fir stands, from late May to mid-July of 1998. Vine maple (Acer circinatum),...
Resource Type:: Masters Thesis
Full Text:: each pair of thinned and unthinned stands in the Central Oregon Coast Range, 1998

Tree species-soils relationships in old-growth forests of the Oregon Coast Range

Creator:: Cross, Alison
Abstract:: Tree species directly and indirectly affect soil nutrient cycles. I sought to characterize soils and foliage associated with four common canopy tree species (Douglas-fir, western hemlock, western redcedar, and bigleaf maple) in mixed-species old-growth forests of the Oregon Coast Range and to determine whether and how soils differ among the...
Resource Type:: Masters Thesis
Full Text:: University in partial fulfillment of the requirements for the degree of Master of Science

Field classification of white pine blister rust stem-cankers on resistant western white pine in northern Idaho and determination of respective tissue damage through tree ring analysis

Creator:: Eckert, Amy I.
Abstract:: Western white pine historically dominated northern Idaho’s forested landscape and was the Inland Empire’s most economically important tree. White pine blister rust, caused by the exotic fungus Cronartium ribicola, played a principal role in the decline of western white pine. The pathogen causes branch and bole cankers, which usually girdle...
Resource Type:: Masters Thesis
Full Text:: of Lands, the St. Joe National Forest, Potlatch Corporation, and the University of Idaho provided

The characteristics and dynamics of snags in Douglas-fir forests of the Oregon Coast Range

Creator:: Cline, Steven Paul
Abstract:: Snags, standing dead trees, are used by many species of wildlife. Despite the importance of snags their basic ecology remains unknown. Some forest management practices eliminate snags from the forest with a concomitant effect upon snag-dependent wildlife. My objective was to describe the density, spatial distribution, and physical character of...
Resource Type:: Masters Thesis

Top-Down Effects of Wildlife and Bottom-Up Drivers of Soils and Productivity in Intensively Managed Forest Plantations in the Northern Oregon Coast Range

Creator:: Frey, David W.
Abstract:: In intensively managed forest plantations in the northern Oregon Coast Range, herbicides are often applied during site preparation and early stand regeneration to reduce competition for resources for planted conifer seedlings. In addition to reducing competition for crop trees, herbicide applications may affect soil processes including decomposition and nutrient cycling,...
Resource Type:: Masters Thesis
Full Text:: processes and conifer productivity, we investigated how wildlife and a range of vegetation control

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