Vibrio marinus MP-1 (ATCC 15381) deaminated nine of seventeen
amino acids tested with L-glutamine being deaminated to the greatest
and L-serine to the second greatest extent in one hour. The optimum
pH for the L-serine deamination was 8.4.
The response of washed cells to temperature on the deamination
of L-serine...
A method for measuring food carbon assimilation in the copepod
Calanus finmarchicus was developed, using the diatom Ditylum
brightwelli as food. The amount of particulate food carbon ingested
was determined as the difference between CHN analyzer analyses for
particulate food carbon of pre- and post-grazed food suspensions.
The fraction of...
A cruise of the R/V Yaquina off Oregon during June and July of
1968 provided data for a study of the relationships of hydrographic
and chemical parameters to estimates of biological activity. The
emphasis was on carbon and nitrogen reservoirs. Phytoplankton pigments,
nitrogen and C/N ratio were used along with...
A tidal and sea level survey was begun in Yaquina Bay, Oregon,
on 8 May, 1964. A continuous recording tide gage was installed at
the pier of the Oregon State University Marine Science Center.
An harmonic analysis of the observed data was made, and the
major tidal constants were compared...
The marine psychrophilic bacterium Vibrio marinus MP-4
possessed a maximum temperature and hydrostatic pressure of
20 C and 425 atm for growth. The effects of temperatures of 21 and
25 C and hydrostatic pressures of 200, 400, 500, and 1,000 atm on
protein, RNA and DNA synthesis by V. marinus...
A cell-free system for assessing the role of S-adenosyl-methionine
in the methylation of homocysteine deriving the methyl
group from serine has been developed. No role for S-adenosyl-methionine
could be shown in the in vitro reaction
The enzyme serine transhydroxymethylase has been studied in
crude and partially purified cell extracts. Evidence...
The black crappie was evaluated as a pond fish in four experimental
ponds in the Willamette Valley. Two ponds were stocked with
largemouth bass, bluegill sunfish, and black crappie (1:9:3), and
two ponds with largemouth bass and black crappie (1:3).
Total biomass was greatest in the three-species ponds (80 kg/...
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...
An investigation has been made of several physical parameters of the effluent plume of the Columbia River as it enters the Pacific
Ocean. Radioactive material in trace amounts enters the Columbia River from the Hanford nuclear reactors at Richland, Washington. One of these nuclides, chromium -51, has been used to...
Histones are presumed to be of chromosomal origin and provide
both structural and functional elements for chromatin. In like
manner the ribosomal proteins are of ribosomal origin and have
analogous roles. Considerable controversy over their cellular roles
exists because of the inability to compare directly both groups of
proteins. In...
This paper is a study of various linear Metal-Oxide-
Semiconductor integrated circuit configurations with the
goal of improving their operation. The operation of MOS
devices is covered including their use as load devices
to replace diffused resistors. The advantages and disadvantages
of the resulting circuits as well as possible
physical...
The work in this thesis involves the development of specimen preparation techniques for the observation with an electron microscope of alpha
particle tracks in cellulose nitrate plastic.
Both direct observation
using thin films and replica production techniques were investigated.
Direct observation of the alpha tracks was accomplished by cutting
thin...
Incipient boiling and burnout heat fluxes were studied for sub-cooled forced convection annular flow. Small wires varying from 0.010
to 0.020 inch in diameter were used as the inner core of the annulus
and a one inch ID glass tube 24 inches long was used as the outer tube.
This...
The United States Air Force uses a test constructed by Air
Force personnel to test all individuals seeking entrance into Air
Force officer training programs. This test is titled "The Air Force
Officer Qualifying Test" (AFOQT). There are two major classes of
candidates who are required to take the test:...
A microscopic study was conducted on specific gravity wafers taken from standard tensile strength specimens of young growth Douglas-fir. Samples were studied to determine the effect of variables such as percent summerwood, fiber length and fibril angle on tensile strength of Douglas-fir. The sample specimens were picked so effects of...
Research was conducted to determine the distance and amount
of outcrossing between varieties of highly fluorescent annual ryegrass
(Lolium multiflorum Lam.) and low-fluorescing perennial
ryegrass (Lolium perenne L.). Studies were conducted under both
spaced-plant and seed production field conditions.
Fluorescence tests on seed collected from low-fluorescing
perennial ryegrass at successive...
Studies were conducted to determine the variability existing in
repeated fluorescence tests of annual and perennial ryegrass
(Lolium multiflorum and L. perenne, respectively). Sources of
variation considered were within-sample error, among-sample
error, among-germinator error, and among-laboratory error.
These were studied independently and the variation in each was compared
to the...
The vegetation of the Oregon coast is characterized by a
variety of stages of plant succession which are repeated widely
throughout the sand dune area. During the years from 1960 to 1963
the gradation of upland sand dune succession was studied on 48 plots
within a 150 mile section of...
The Oregon Fish Commission and Washington Department of Fisheries conducted a cooperative winter steelhead trout (Salmo gairdneri) tagging program on the Columbia River during the winters of 1954-55 and 1955-56. Objectives of the program were: (1) to obtain information on the timing of the various segments of the run; (2)...
Upper Cow Lake located in Malheur County, Oregon, Township 28 South, Range 44 East, Section 29, was chemically treated with 2,325 gallons of liquid synergized rotenone (Pro-noxfish) on September 11, 1963 to remove an abundant population of rough fish. The lake has a maximum surface area of 975 acres and...
Rehabilitation of Bully Creek Reservoir, its tributaries, and segments of the Malheur River system was completed in 1963. All waters treated supported large populations of undesirable fish. The treatment procedures are discussed by project segment within the report. A portion of the funds was appropriated by the U. S. Bureau...
Published July 1967. 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 September 1963. 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
A cytogeographic study, the relationship between chromosome
number and geographical and ecological distribution, was made of the
tetraploid and hexaploid chromosome forms of Achillea millefolium L.
in western Oregon. Principal objectives of the investigation were
three. First was a determination of the exact distributions of the two
levels, as previous...
Studies on elemental and energy transfer in lower trophic levels in
the marine environment were initiated in July 1962 after receipt of AEC
contract AT(45-1)1751. It should be pointed out that this report covers
only a six-month period, because for bookkeeping purposes the contract
was made retroactive to 1 April...
An adequate soil fertility program will pay big dividends in the production of field corn, providing the recommended variety is seeded, weeds and other pests are controlled, and an adequate moisture level is maintained. Corn effectively uses the nitrogen built up by alfalfa or clover and the nutrients supplied by...
The objectives of this study were (a) to measure the amount
of cross-pollination caused by three bee species at 10, 20 and 40
rods distance from a foreign pollen source, (b) to measure the effects
of bee species, planting pattern and season on broad sense heritability
estimates for seed yield...
A taxonomic investigation was made of 24 taxa belonging
to the section Trichodium (Michx.) Trin., of
Agrostis, and the genus Podagrostis. Experimental methods
were employed, including: uniform garden culture of transplants
and plants grown from seeds collected in natural
populations; breeding studies; physiological and phenological
investigations; cytological studies; ecological
studies...
Maturation rates of monogerm sugar beet seed grown in Western
Oregon were measured quantitatively to determine attainment of maximum
seed development and germination. Seed was collected at various
intervals after anthesis from two hybrid varieties representing the
extremes in resistance (hard bolting) and susceptibility (easy bolting)
to seedstalk development. The...
In earlier years, the lower Owyhee River provided excellent trout angling. In recent years, the fishery had declined to one maintained with the annual stocking of legal size hatchery trout on a put and take basis. Stream surveys completed in 1966 indicated the 16 1/2-mile section of the lower river...
"The Oregon Fish Commission received a contract from the U. S. Fish and Wildlife Service, Bureau of Commercial Fisheries, under the Saltonstall-Kennedy Act for a study to develop methods for determining the behavior of juvenile salmonids in reservoirs. The study, consisting of a literature survey and field program, was conducted...
Upper Cow Lake located in Malheur County, Oregon has a surface area of 975 acres and a volume of 7,150 acre-feet of water. Chemical treatment of the lake was completed September 11, 1963 to remove an abundant population of coarsescale suckers, bridgelip suckers, squawfish, black bullhead, shiners and dace.
Approximately...
Malheur Reservoir located in Malheur County, Oregon, was chemically treated with liquid rotenone on October 11, 1962 to eliminate an abundant population of black crappie and a smaller population of fine scale suckers and redside shiners.
Tests for toxicity indicated the reservoir had detoxified prior to December 1, 1962.
A...
Malheur Reservoir in Malheur County, Oregon, was chemically treated on October 11, 1962, to eliminate an abundant population of black crappie and a smaller population of finescale suckers and redsided shiners. A total of 1,100 gallons of liquid synergized rotenone (Pro-Noxfish) was used to establish a toxicity of 1.5 p.p.m....
Published October 1962. 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
Alfalfa will out-yield other hay crops on deep, well-drained sot*in southern
Oregon. Irrigation is necessary for top yields, though good yietdcilpf either hay or seed can be expected without irrigation on deep soils with good moistureholding capacity. In addition to an adequate fertilizer program, these points are important for successful...
Studies were conducted to establish some characters which
could be used, either in the field or in the laboratory, to differentiate
between annual ryegrass (Oregon), Lolium multiflorum Lam. , and
Linn perennial ryegrass, Lolium perenne L.
Vernation, percentage of glumes covering the spikelets, and
height of seedlings seem to be...
Fannie canicularis is concentrated in areas where animal
husbandry is practiced and frequently comprises more than 50
percent of the fly population. There is a need for more critical
fly control where suburban expansion has invaded animal raising
regions. The purpose of this study is to investigate the use of...
Verticillium dahliae Kleb. causes a wilt disease of peppermint.
Attempts to control the disease by soil fumigation, crop rotation,
flaming of stubble, and deep plowing have met with only limited success.
Development of resistant varieties through conventional breeding
procedures is difficult because commercial peppermint is male-sterile.
Several strains of commercial...
A cytogeographical study was made of populations of tetraploid
(n=18) and hexaploid (n=27) Achillea millefolium (Compositae-
Anthemideae) from the Pacific Coast states. There is a complex
distributional pattern, involving overlapping ranges, mixed populations,
migration of one form into areas occuplied by the other,
pentaploid hybrids, and septaploid and octoploid plants....
Spectral analysis was used to investigate semidaily mean sea
levels and atmospheric pressures at San Francisco, California,
Coos Bay, Oregon, and Tofino, British Columbia, in the frequency
band 0 to 0.5 cpd. Cross spectral analysis of semidaily mean sea
levels and atmospheric pressures at the three stations show that the...
In this paper the characteristics of multi-conductor transmission
lines have been investigated for a variety of termination conditions
by using the differential equations and matrix methods.
Equations showing the characteristics of traveling waves along loss-less
multi-conductor systems are derived.
Line parameters were evaluated by experiments and by calculations.
The results...
The quest for greater computer-system speed has brought
about a continuing increase in the parallelism of these systems. In
particular, the number of processors and other devices which are
required to access the same core-memory not for economy, but
for the advantages to be derived from using the memory as...
A study was conducted to determine the influence of DMSO
(dimethyl sulfoxide) on suberization and wound periderm formation
in cut potato tuber tissue, and to determine the effectiveness of
DMSO as a potato seedpiece treatment for prevention of seedpiece
decay in the field. The influences of tuber storage conditions,
varieties,...
Twenty mentally retarded teen-age girls living at Fairview Hospital and Training Center in Salem, Oregon, were selected to be included in this study. The purpose of the study was to attempt to determine if institutionalized mentally retarded teen-age girls are able to benefit through a class dealing with personal grooming...
A machine capable of demonstrating and solving queueing
problems is useful to any systems engineer. This paper describes
a successful queueing simulator constructed from readily available
materials. The machine is easy to operate, portable, and simple
enough to be built in any well equipped machine shop.
The educational values of...
One purpose of this study was to evaluate three commercial
detergents by comparing their removals at 70 and 120°F. of palmitic
acid and clay components of a simulated natural soil which had been
applied to wool yarns by immersion and abrasion methods. These
detergents were a built soap and two...
A single item is to be produced over a given number of time
periods to satisfy the future requirements which are subject to fluctuations.
The production rate and work force level for each time
period are to be decided in order to minimize the production cost
where the costs for...
The data gathered for the study of the health status of freshmen
at Oregon State University were derived by an analysis of health history
records. These were obtained from the Oregon State University
Health Service. The years sampled were 1930, 1940, 1950 and 1960;
300 freshman male and 300 freshman...
The purpose of this research was to determine if significant
differences existed in college performance and in selected areas of
attitude and opinion between male upperclassmen residing in fraternities
and non-fraternity male upperclassmen living in residence
halls.
Two samples consisting of (a) 86 upperclassmen from the residence
halls and (b)...
The purpose of this study was to compare the effectiveness of
teaching high school health by team teaching and traditional teaching
methods. For this study 114 second-semester sophomore health
students from Centennial High School in Gresham, Oregon were
used, distributed in three health classes as a control group, utilizing
traditional...
A biosystematic investigation was undertaken in 15
species and three subspecies of the genus Aster, in western
North America. Previous studies had been based entirely on
external morphological features, and it was believed that
much could be learned about the natural affinities of the
taxa by exploring their cytological and...
Published September 1961. 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 effects of x-irradiation on quantitative genetic traits was
investigated by comparing the response of irradiated mice to selection
for litter size and 28-day weight with the response to selection
for the same two traits in non-irradiated lines. Irradiated lines
were maintained at three levels of x-irradiation, 25 r, 50...
The effects of x-irradiation on quantitative genetic traits was
investigated by comparing the response of irradiated mice to selection
for litter size and 28-day weight with the response to selection
for the same two traits in non-irradiated lines. Irradiated lines
were maintained at three levels of x-irradiation, 25 r, 50...
The brine shrimp, Artemia, was used as an experimental
organism to study the effects of ⁶⁰Co gamma irradiation on the reproductive
performance of an animal population. The total reproductive
ability of the brine shrimp was fractionated into various components
and the effects of irradiation on each of these components
was...
This report covers the first full year of operation of our gammaray
spectrometry facility. A part of the contract period was devoted
to calibration of the instrument, and therefore, a brief report on this
procedure is included.
Direct observation of a known number of black-tailed deer
(Odocoileus hemionus columbianus), within the Cedar Creek study
enclosure in the Tillamook Burn, Oregon, was carried on throughout
1964. Observations were made from three huts located outside of
the enclosure on surrounding prominences. During this period,
1,410 hours of observational time...
The use of radioactive isotopes as tracers in biological systems
has become widespread since the close of World War II. Proper
use of radiotracers requires a fundamental understanding of the physical
nature of radioactivity, the characteristics of ionizing radiation,
and the various methods available for measuring radioactivity.
More importantly, the...
In situ salinity, turbidity and temperature were measured at discrete depths and water samples for radioanalysis were simultaneously collected in the Columbia River Estuary using a specially designed instrument package. Particulate radioactivity was concentrated by filtration and the dissolved radioactivity by evaporation or ferric oxide bulk precipitation. Radioanalysis was by...
Levels of ⁶⁵Zn in water, sediments, plants, and animals in
Alder Slough, a small ecosystem in the Columbia River Estuary,
were determined periodically during a one year period. Concentrations
of total Zn in organisms were also measured to permit
computation of specific activities (μCi⁶⁵Zn/g total Zn). Temporal
fluctuations in the...
Purpose of the Study
The purpose of this study was to measure, by the analysis of
statistical and subjective data, the effects of work experience programs
on disadvantaged ninth grade students.
The study involved one major hypothesis: the introduction of
work experience, as part of the ninth grade curriculum, for...
The purpose of this study was to make a preliminary
investigation of the productivity of some of the soils
within the Willamette catena under different systems of
soil management. The study was carried out at four experimental
sites near Corvallis, Oregon, during the 1962 growing
season. The soil at each...
Popcorn was popped conventionally in oil and in a microwave
oven without oil. Volatile components were collected by condensation
of popper headspace gases and by vacuum steam distillation of
a slurry of ground, popped corn in distilled water. The organic
compounds were extracted from the aqueous condensate and vacuum
distillate...
A summary of one phase of a direct observational program conducted
in the coastal region off Oregon is presented. The measurements were
made primarily on the continental shelf in late coastal upwelling season
(August and September 1966). The principal measurements were time
series of horizontal current velocity and temperature fields;...
The lack of availability of a single, complete paper on the
analysis of a digital data acquisition system for in situ oceanographic
measurements brought about the present work. In order to compile
an accurate technical paper on such a complex system, it was necessary
to design, construct, and calibrate a...
Purpose of the Study
The purpose of this thesis is to survey the current practices in
guidance services in the public secondary schools of British Columbia
and on the basis of the survey findings, together with a review of the
literature of guidance, to present recommendations for a feasible
program...
Single-strain cultures of Streptococcus cremoris, Streptococcus
lactis, Streptococcus diacetilactis, and Leuconostoc citrovorum produced
little or no acetone and no dimethyl sulfide when grown in milk
culture. These organisms had little or no ability to decarboxylate
antexogenous source of acetoacetic acid nor were they capable of
producing dimethyl sulfide from methyl...
This report covers somewhat more than a full year of operation.
Individual contracts between the AEC and Oregon State University covering
the research of William Pearcy, Andrew Carey, Jr. , and Charles Osterberg
were combined into a joint contract on 1 November 1964. No Progress
Reports for the unexpired portions...
Mice were used to compare the index and elite selection
methods for simultaneous selection of four traits. Selection was
for litter size, birth weight, weaning weight and post-weaning
gain. Progress was evaluated by examining total phenotypic merit.
The standard deviations from the cycle mean for the four traits
were summed...
The purposes of this investigation were: (l) To attempt to
determine how well programs of guidance services were felt to be
functioning in meeting the needs of pupils through an analysis of
guidance services in selected high schools in Oregon, and (2) To
develop recommendations for improving programs of guidance...
Disc gel electrophoresis of the vegatative cell -free extracts ofstrains of Clostridium botulinum types A, B, C, E, and F and therelated nontoxic group showed limited value as a means for identifyingthese closely related microorganisms, since separation,though not consistent in all cases, could only be based on the numberof protein...
The design of this study was suggested by the following observations:
(1) the successful application of recurrent selection
techniques in obtaining improvement of hybrid performance in corn
and Drosophila, (2) the increased production realized by rotational
crossbreeding, and (3) the expression of a relatively large degree
of hybrid vigor in...
The acute toxicity of Diquat (1:1-ethylene-2:2' dipyridylium
dibromide) and Dichlobenil (2, 6-dichlorobenzonitrile) to six selected
pond invertebrates was determined using the median tolerance limit
estimation method. Diquat was more toxic to the amphipod, Hyalella
azeteca than to the aquatic insects Callibaetis, Limnephilus,
Enallagma, Libellula, and Tendipedidae. The addition of mud...
Callianassa californiensis Dana and Upogebia pugettensis (Dana) inhabit estuarine mudflats and are subjected to the hypoxic conditions that prevail during tidal exposure. Metabolic responses for both these species, as indicated by critical oxygen tension, metabolic rate, and tolerance to anoxia were determined. An oxygen macro-electrode and a physiological gas analyzer...
Numerous investigations have been made on the contribution of
butter cultures to the flavor of cultured cream butter, but production
of uniform cultured cream butter has not been possible in industry.
Therefore, it was desirable to investigate in detail the qualitative
and quantitative chemistry of the flavor of high quality...