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ScholarsArchive at Oregon State University
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This paper presents a production study of a modified hydraulic excavator used for yarding and loading logs. The machine utilized in this study is a Caterpillar 245. Approximately 3067 cunits (4053 pieces) of old growth Douglas fir were logged from...
1986-09-29 (iso8601)
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The Calapooia River, a major tributary of the Willamette River in western Oregon, is a watershed typical of many found in the Willamette Basin. Public and private forested
lands occur in the steep Upper Zone of the watershed, mixed forest and...
2005-06-20 (iso8601)
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The Upper Sprague River Watershed (North and South Forks of the Sprague River) in south central Oregon provides important habitat for
salmonid species, including native bull trout (Salvelinus confluentus) and redband trout (Oncorhynchus mykiss...
1996-12-23 (iso8601)
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The purpose of the workshop was to exchange information on sampling procedures, research methodologies, preparation and
interpretation of specimen material, terminology, and the application
and significance of findings, emphasizing the...
1980 (iso8601)
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Training of woodsworkers is described as important for the logging industry in
Oregon. There has been little documentation of training gains or research that measures
the effects of training from the perspective of the logging firm. Learning...
1990-05-04 (iso8601)
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The objective of this study was to quantitatively describe the intrusion of logging debris into artificial gravel streambeds during conditions of low stream flow with a stable streambed, and begin an
analysis of the effect of high flow and...
1974-07-26 (iso8601)
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Soil infiltration and wettability measurements during the first year following a broadcast burn in the Siskiyou Mountains of
southwest Oregon, have illustrated the magnitude of the effects of light-to-moderate intensity burning on hydrological...
1983-08-15 (iso8601)
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Forest roads alter hillslope hydrologic processes by intercepting, concentrating, and rerouting storm runoff. Current road drainage guidelines are based on minimizing erosion and do not take into account the impact of forest roads on hillslope...
2002-08-30 (iso8601)
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Many studies have focused on improving our understanding of the effects of timber harvesting activities on soil, water, and fisheries resources. Much of this work has led to the development and widespread use has often resulted in model...
1994-05-25 (iso8601)
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Since bulk p-CuO/n-ZnO heterocontacts were first proposed for gas detection, rapid development has taken place in improving the overall functionality of these structures. While bulk heterocontacts have been shown to exhibit desirable sensitivity...
2008-09-15T20:32:29Z (iso8601)
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For many years, the von Neumann bottleneck has imposed speed limits on the execution of a program. Because of their sequential nature, von Neumann computers can only execute a single instruction at a time. Instructions that are side-effect free...
1994-08-01 (iso8601)
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Rates of defecation of black-tailed deer in the Tillamook Burn of western Oregon were estimated using counts of groups of fecal
pellets in 1959 and 1960. A 340-acre enclosure was divided into eight range types on the basis of depth of soil,...
1972-09-25 (iso8601)
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Populations of breeding birds and forest composition and structure were examined in preconimercially thinned and unthinned ponderosa pine (Pinus ponderosa Laws.) stands in east-central Washington. Stands were composed of predominantly ponderosa...
1983-04-28 (iso8601)
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The purpose of this study was to discern unpredicted, non-linear patterns that may emerge in complex instructional systems design projects. A secondary purpose was to determine how existing models could be redesigned to accommodate emerging...
1999-06-15 (iso8601)
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