Site 35JA42 represents the first protohistoric village
complex excavated in Southwest Oregon. Analyses of animal
bones recovered from the site offer the first significant
insights into human subsistence behaviors in this region.
Although the faunal assemblage is extremely fragmented,
detailed zooarchaeological analysis indicates that deer were
the primary meat resource...
Nonpoint source pollution is a widespread problem with no easy solutions. The variable nature of nonpoint
sources and the wide range of best management practices, coupled with a multitude of managerial constraints, make management of nonpoint source pollution a difficult task. Wisconsin's Nonpoint Source Water Pollution Abatement Program overcomes many...
Humboldt County has several areas which have naturally
high to extreme wildland fire hazards. Recent settlement within
these areas increases the likelihood of a destructive fire. This
report examines the extent and degree to which climate, slope and
vegetation influence the wildland fire hazard in Humboldt County,
as well as...
Voter preference on the issue of comprehensive land use
planning in Oregon was analyzed through various population
characteristics in order to determine the factors
contributing to public preference in this issue and how they
were distributed spatially. Two statistical models were
developed to analyze the correlations between voting outcome
in...
The North Unit irrigation District of Central Oregon,
a water project developed under the guidelines of the
Bureau of Reclamation, is characterized by limited water
and the need for efficient utilization and control of the
irrigation system. To manage the limited water resource,
irrigators need a timely and economical method...
Composition and structure of Oregon ash
(Fraxinus latifolia) woodlands in the William L. Finley
National Wildlife Refuge, Oregon are described. Twenty
stands dominated by Fraxinus latifolia were sampled with
500 m2 circular macroplots in which floristic microplot
data were collected for plant community synthesis. Plant
communities were identified by computer-assisted...
Vegetation ecology of eight Oregon freshwater wetlands was
described and net aerial primary productivity estimated in four
wetlands. Plant cover samples were used to classify 37 wetland and
11 terrestrial communities by agglomerative hierarchical clustering.
Samples and species were ordinated. Direct measurements were made
of sample relative elevation, inundation duration,...
The nature and extent of niparian vegetation change from 1972 to
1981 in the Willamette River Greenway in Benton and Linn Counties,
Oregon was quantitatively investigated. The study was primarily by
aerial imagery analysis and associated field verification. A classification
of vegetation and land cover within the study area was...
Based in part on previous work by this researcher, variables assumed to play a minor part in the process/ response system examined by the OSU Alsea Bay Hazard Study Team (1985-87)--river input and subsequent variations in hydrology--were more completely analyzed for their range of effects on the stability of Alsea...
A growing realization that wetlands are potentially
valuable resources has recently stimulated efforts towards
their protection. While a foundation for wetland management
exists, decision makers still lack adequate tools for addressing
issues of wetland preservation vs. development.
Wetland preservation values are often neglected in traditional
market analyses and in the...
Power planning efforts in Oregon require accurate information
about hydroelectric potential. Potential uses for Geographic Information
Systems (GISs) are being investigated by three Oregon planning agencies.
This paper presents a method in which a 616 is used to help identify and
reduce uncertainty in previous hydroelectric inventories. Uncertainty with
respect...
In their search for viable economic development opportunities,
many American Indian tribes have focused their
attention toward tourism development on their reservation
lands. In many cases, the greatest potential for economic
development and attracting income to the reservations lies
in tourist trade. Although tourism may not be a tribe's
primary...
Native Americans in southwest Oregon are a heterogenous
group comprising one-quarter of the state's total Indian
population. Despite their notable size, Native Americans in
this six county area are either ineligible for, or inaccessible
to, federally sponsored Indian health facilities available
to Native peoples elsewhere. Research was conducted
over an...
In 1968, Congress passed the Wild and Scenic River Act
creating a system of rivers protected from dams and other
development. By 1987, segments of four Oregon rivers were
protected by the Wild and Scenic River System: the Rogue,
Illinois, Owyhee, and a portion of the Snake along the
Idaho...
Annual flood damages continue to rise in the United
States in spite of massive investments in flood control structures
since 1936. These increased losses can be attributed, in part,
to the inherent Limitations in scope and nature of traditional
"structural" approaches to flood control. Acquisition of flood
plain lands is...
Remote sensing is an attractive method for the
detection and monitoring of crop stress. The feasibility of
using remote sensing for the detection and monitoring of
fungal diseases, insects, weeds, and non-infectious
diseases affecting the cultivated cranberry (Vaccinium
macrocarpon Ait.) is evaluated. A study on the fungal
disease twig blight...
Data on motor carrier commodity weights collected in 1976
at Oregon weigh stations by the Public Utilities Commission and the
Department of Transportation are not in a form that readily allows
for commodity flow analysis. A methodology is presented that reduces
existing forest product commodity data into a graphically displayed...
Archaeological research in the lower Rogue River Basin between Galice Creek on the middle Rogue River and Gold Beach at the mouth of the Rogue has been minimal. Tlegetlinten (35CU59), a site located at the confluence of the Rogue and Illinois rivers is one of only three sites that have...
The rise of water level in Malheur Lake in Southeastern
Oregon has become a major issue of concern in Harney County,
where the lake is located, and on a state-wide level. The
concern is due to the extensive damage caused by flood water
to agricultural land, highways and roads, a...
The semantic differential technique was used to
quantify four interest groups' perceptions of twenty-six
Alaskan scenes. The scenes represented both panoramic views
and views of Mount McKinley from different sites in southcentral
Alaska. The perceptions were measured on six semantic
scales ("ugly-beautiful", "dislike-like", "unpleasantpleasant",
"unstimulating-stimulating", "level-mountainous",
and 'monotonous-varied"), and the...
In this paper "map complexity" refers to the inherent
intricacy of a mapped geographic pattern. Map complexity and sample
size are two variables shown to influence the accuracy of
interpolated dasymetric maps.
An automated experiment was designed to investigate the
precise relationship among map complexity, sample size, and the
accuracy...
The effect of increasing numbers of non-commercial
farms, or hobby farms, on commercial agriculture is examined
through a comparison of Census of Agriculture data for the years
1978 and 1982. During this time, State Land Use Goal #3,
mandating the protection of farmland, was firmly in place and
exclusive farm...
A log step develops when large woody debris extends across the active
channel, creating a change in the water surface elevation as the stream
spills over the log step. By forming a series of vertical falls, log
steps reduce the amount of potential energy available for conversion to
kinetic energy...
Gathering and burning firewood in heavily used subalpine areas contributes to campsite deterioration. Forest Service policy directs wilderness managers to implement the principle of nondegradation. As a result, campfires may be prohibited in areas where fire-related impacts
are significant.
The Lakes Basin and Ice Lake Travel Zones in the Eagle...
Urban primacy, or gigantism of the principal metropolis is
the most striking characteristic of the process of urbanization in most
South American countries. It is commonly assumed that the degree, and
evolution of primacy has been similar in all these countries since their
cultural, social, and economic backgrounds have been...
A study of the effects of public use airport designation vs private use airport
designation of Langmack Field in Sweet Home, Oregon was conducted. Langmack Field is a
small utility airport located in the middle of a residentially zoned area. The effects
of designation on the following groups were analyzed:...
This study investigated the private costs to individual households
of large-lot zoning policies. The study asked whether typical
zoning ordinances create shortages of small lots or small structures
and, if so, what the magnitude of the resultant welfare loss is.
The hypotheses were suggested by a theoretical model developed
to...
Oregon's Special Farm Use Assessment program is investigated
in this paper for its effectiveness in preserving farmland from urban
sprawl. Basic research for this study was conducted in Jefferson
County, a rural central Oregon county. Data from a similar study conducted
in Washington County, an urbanizing northern Willamette Valley
county,...
Altitudinal variations in upland regions of the earth create
variable climatic zones and conditions. Plant and animal
communities must adapt to these conditions, and when they reach
their tolerance limits for environmental conditions at the upper
levels of a zone, they cease to exist in the environment. Humans
also utilize...
Oregon's land use planning program to preserve
the agricultural land base and to maintain the agricultural
economy is dependent on detailed information concerning the
structure of commercial agricultural enterprises. This
information is presently incomplete and it was the purpose of
this research to test a systematic technique for collecting it....
The purpose of this paper is to define terrain analysis, as it relates to
military applications; to review the historical development of the central ideas
of terrain analysis, which has led to the development of three computer
programs that are designed to make terrain analysis an automated process
rather than...
The purpose of this study is to review the historical development of the central ideas of
military geography and terrain analysis and to examine these new research initiatives from that
perspective. Although the mobility and technological aspects of warfare have changed rapidly,
the essential geographic nature of warfare has remained...
Four aspects of the ecology of members of the Monotropoideae (achiorophyllous
Ericaceae, referred to here as "monotropes") are presented: (1) a clarified conceptualization
of monotrope nutrition based on a detailed literature review, (2) the relationship of
monotrope populations to the plant communities of Limpy Rock RNA, (3) a test of...
The U.S. Geological Survey is proposing to redesign
its site-specific water-use data base into a topologic
site-specific water-use data base that depicts water use as
an integral part of the hydrologic cycle. The new data base
is to be compatible with the theory of geographic information
systems. By placing water...
The Los Alamos Solar Design Methodology is used to predict the performance of
three hypothetical solar homes situated in the Willamette Valley. The three
homes all used a sunspace for supplemental heating and differed only in their
level of heat loss. Results obtained indicate that a sunspace can contribute up...
Irrigated crop production is a stabilizing element in the
agricultural economy of Southeast Ford County, Kansas. The important role
irrigation plays in the local economy creates a need to carefully consider
the potential impact of aquifer depletion. An examination of the spatial
and temporal characteristics of aquifer depletion in relation...
While many small towns today find themselves struggling in
the face of economic stagnation or decline, others must deal with
rapid growth and the threat it poses to their valued quality of life.
The small central Oregon town of Sisters offers an example of a town
whose previously declining economy...
The Lawrence Memorial Grassland Preserve, located in
Wasco County, Oregon, exhibits a wide variety of soil mounds and
patterned ground features. The size, shape, and distribution of
several elements of this peculiar landscape were analyzed with a
detailed map, field observations, and statistical procedures.
Common soil mound shapes are circular,...
Soil erosion is a natural physical process. However
it can become a detrimental force when factors such as
infertile soils, steep topography and poor farming
practices are combined. An important initial aspect of
resource planning and/or soil conservation involves
locating areas where such potentially hazardous
combinations occur in the field....
The siting of a new industrial plant generally results
from the favorable match of the needs of an industrial
firm arid the assets of a community. Citizens of
Oregon have taken a very active role in planning and decision
making at the local level due to legislation in
the past...
The rangelands of the Warm Springs Indian Reservation
represent a major resource within a definitive
geographic area. The utilization of this resource is affected
by a number of factors, some of which are examined
here. The cultural evolution of the Warm Springs people
has resulted in the horse maintaining a...
Riparian vegetation patterns within the blast,
downstream of blast, and airfall tephra zones of Mount
St. Helens are related to initial and secondary volcanic
disturbance, post-eruption fluvial landforms, channel
geometry, and streamflow characteristics. Vegetation
patterns were determined from species presence observed on
transects across landforms developed along the streams.
Distinct...
Elk River is a sixth order stream, draining a 200 square
kilometer basin in the Klainath Mountain province of
southwestern Oregon. Timber harvesting began in the basin
during the 1950's, with peak removal of wood occurring in the
mid to late 1960's. This activity lead to an increase in the...
The ski areas of Oregon and Washington are similar in
many [respects], especially in that they are predominately local day
areas and are located on United States Forest Service lands. The
demand for more ski facilities is apparent yet the number of new
areas opening has decreased over the years....
Rationing float use on many of the nation's whitewater rivers is
a significant issue in recreation management. Alleged inequities in
the rationing policies used in Hells Canyon National Recreation Area
prompted an evaluation of procedures for allocating private and
commercial float use on the Hells Canyon portion of the Snake...
In 1979, the Geographic Applications Laboratory
of the Department of Geography, Oregon State University,
was retained by the Portland General Electric Company to
form and supervise a program to monitor the bioenvironment
in the vicinity of the Boardman Coal-Fired Power plant. This
partially fulfills requirements of the Department of Energy...
The relationships between spectral reflectance in the Landsat Thematic Mapper (TM) bands and grass canopy variables were evaluated using in situ remote sensing techniques. Reflectance data were collected from experimental plots of annual ryegrass (Lolium multiflorum) and tall fescue (Festuca arundinacea) using a Barnes Modular Multiband Radiometer (MMR). The canopy...
The performance of pull factors for total retail sales in Oregon's
nonmetropolitan counties during the economic cycle of boom, bust, and recovery
of the early 1980s is examined for geographic patterns. One regional pattern and
several county patterns are identified and discussed. Counties having the highest
and lowest pull factors,...