A million acre tract of land within the "Big Bend" of the
Columbia River in south-central Washington became the locale for an
important public area planning experiment and geotechnic enterprise
in the late 1930's and early 1940's. The Columbia Basin Project
(CBP) of the Bureau of Reclamation was conceived to...
The impacts of modern limited-access highways on the spatial distribution of non-agricultural development, and their influence in the shaping of occupancy patterns, are far-reaching and should be of eminent concern to all Americans. The location of the Interstate routes, with 80 percent of their 41,000 miles crossing rural localities, renders...
Jackson County, Oregon is noted for the production of high quality
pears. It is the fourth leading pear producing county in the United
States and is the number one producer of winter pears. This thesis
analyzes in detail the many aspects of the pear industry in the county.
Climate, soils,...
Taking advantage of a favorable physical system but also risking the hazards of flooding, man has long occupied flood plain land. He has attempted to adjust rivers to his needs in order to reduce flood loss, but the rising cost of flood protection accompanied by an increase in flood damage...
Oregon's twenty-two smaller port districts have the means to
undertake a variety of community development goals. The activities of
these public bodies extend beyond facilitating maritime commerce and
harbor improvement. A primary responsibility, exemplified by a brief
look at the evolution and contemporary authority of ports in Oregon, is
to...
Retaining agricultural land was a significant concern of Oregon legislatures throughout the l960s and 1970s. Willamette Valley counties primarily use a minimum lot area standard to retain land for agricultural use. Lot area standards used in portions of Yamhill and Clackamas Counties play a conservative force in each county's land...
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 value per-acre and annual amortization of
rural land varies dynamically by parcel size. There are
several adjustment factors or independent variables
spatial, productive and development potential which affect
the market value of all rural land. The evaluation of
these must be accomplished by parcel size to be realistically
equated....
Re searchers have long tried to correlate weather factors with plant disease occurrences. However, inconclusive results have usually been obtained because most plant diseases have biologic as well as climatic optimums.
In this study, thirty weather variables were correlated, by the stepwise regression method in a computer, to the amount...