Plant pathogens in the genus Phytophthora are known to cause disease on field crops, nursery plants, and forest trees. The best known example probably is Phytophthora infestans, which triggered the infamous Irish potato famine. Other important Phytophthora species include: P. ramorum (sudden oak death pathogen), P. sojae (soybean root rot...
Understanding the impact of low volume road networks on forested watersheds is important for future forest management and watershed restoration. This study characterized the hydrology of five segments of forest road in the Oregon Coast Range. Rainfall, infiltration, road surface runoff, and intercepted subsurface flow were measured at each road...
Purpose: The Purpose of this research was to design, implement and evaluate a patient centered asthma intervention pilot program directed by physicians and administered by community pharmacists to a group of Managed Care contracted Oregon Health Plan asthmatics. The evaluation was to determine if the proposed intervention could improve the...
Over the past 42 years clay smoking pipes have been excavated from two U.S. army posts, Fort Hoskins (35BE15) and Fort Yamhill (35PO75) and curated at Oregon State University. These two forts were established in Western Oregon in 1856 and by 1866 both had been decommissioned. Numerous theses have focused...
Published May 1956. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The nutrient elements needed for the optimum
growth and yield of pear trees is vitally important to the
pear growers. The knowledge of the amounts and kinds of
fertilizer to apply to obtain this growth could increase
the production and cut the costs for these growers.
Field experiments have been...
This volume of the PMFC bulletin focuses on salmon troll fisheries, with descriptions of the California and Oregon fisheries as well as a research report on the Washington State troll fishery.
In 1746, Dr John Buchanan, a recently retired medical officer in the British Army, produced a manuscript, 'Regimental Practice, or a Short History of Diseases common to His Majesties own Royal Regiment of Horse Guards when abroad (Commonly called the Blews).' Revised almost until the time of Buchanan's death in...
Karl Jordan (1861-1959) was an extraordinarily productive entomologist who influenced the development of systematics, entomology, and naturalists' theoretical framework as well as their practice. He has been a figure in existing accounts of the naturalist tradition between 1890 and 1940 that have defended the relative contribution of naturalists to the...
Across from the Memorial Union on Oregon State University’s campus sits Milam Hall, the former site of the Department of Home Economics. The building is named for Ava Milam Clark, the dean of home economics for thirty-three years, from 1917 to 1950. I aim to understand Ava Milam’s early career...
Environmental contamination along roadways with lead from processed
petroleum and automotive residues has been reported. Toxicity to the herbivores grazing these areas has not been well studied. Comparison of lead concentrations adjacent to roads in Kuwait and in Oregon, USA was studied. Soil samples were taken from three sites at...
A steady-state computer simulation was developed for the
Chemico Urea Process which is owned and operated by Reichhold
Chemicals, Inc., St. Helens, Oregon. The DISCOSSA executive system
was used to process information input and output and to automatically
converge the complex recycle calculations in this process.
The models developed in...
Published June 2001. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Published June 2000. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
This study is a synthesis of the available ethnographic and relevant archaeological data pertaining to the Native American groups who formerly occupied the upper Rogue River drainage of southwestern Oregon. The information presented in this synthesis concerns the material, social and religious aspects of aboriginal life as practiced by the...
Four assumptions--
1. That there is an effective and potential demand for processed
fruit products in the Western State of Nigeria.
2. That current supply of raw materials in the Western State
of Nigeria is more than sufficient to meet the increased demand
which the short-term addition or expansion (or...
During the 19th century the United States Army was a military institution characterized by a hierarchical system of authoritative, social and economic inequality between members of its different military grades. Although necessary for insuring military discipline within the Army this system of inequality also influenced the non-military social lives of...
It has long been recognized that fermented food products possess a characteristic but pleasant flavor. The use of such foods, however, has been limited by the presence of ethanol. Thus the objective of this research was to investigate the possibility of producing non-alcoholic fermented juice concentrates. Three varieties of juices,...
This is the second and concluding volume in Stern's acclaimed study of the relationships between Plateau Indians and the white fur traders, missionaries, and settlers who entered their world.
A ground-breaking study of the relations between the fur traders of Fort Nez Perce's and the Indians of the region, primarily Cayuse, Wallawalla, Umatilla, and Nez Perce. Existing literature on this region has focused on the white explorers, the fur traders, and the settlers; Chiefs and Chief Traders offers a...
A biographical study of Denison Olmsted, focusing upon his
own Christian world view and its connection with his various
activities in science, supports the view that religion served as a
significant factor in the promotion of science in America during this
time period. Olmsted taught physics, meteorology and astronomy
at...
This paper focuses on the explosive and controversial growth in finfish farming in general and salmon aquaculture in particular, and the response of Alaska policy makers to this emerging industry. It seeks to define and analyze why Alaska policy makers chose to prohibit all commercial culture of finfish at a...
The biochemical composition of ten species of estuarine phytoplankton
was determined. Studies were made of their growth in
various culture media and of their relative value as food for oyster
larvae. Nine of the species were isolated from Yaquina Bay, Oregon.
An attempt was made to select species which commonly...
A study was conducted to investigate if morphometric facial measurements could be utilized to differentiate five categorical performance types of Quarter Horses. The five categories being Western, Halter, English, Reining, and Cutting. The measurements were collected from 323 registered Quarter Horses representing animals who ranged in age from one year...
The spatial organization of farm units in Polk and Linn counties
in the mid-Willamette Valley has undergone significant change over
the past 30 years. Whereas most study areas operations in the
1930's and 1940's consisted of small family owned farms with contiguous
land bases, present mid-Willamette Valley units vary considerably...
Published June 2004. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
What affects the oceans affects terra firma. Ocean Solutions, Earth Solutions gathers the insights of more than 50 ocean and coastal science researchers exploring ocean components and their relationships, patterns, and trends over time and space. The book's 16 chapters feature geographic information system (GIS) best practices and include additional...