Numerous inquiries about Cascara buckthorn (Rhamnus purshiana De Candolle) are received each year but the School of Forestry at Oregon State College. This paper seeks to give a condensed statement of the history of the Cascara, its use as a medicinal preparation, its silviculture, its value, a description of the...
L. C. Dunn (1893-1974) spent most of his scientific career conducting research in
developmental genetics as a member of the Zoology Department at Columbia
University in the City of New York. He had an accomplished scientific career
researching mutations in mice, which earned him respect from other geneticists and
scientists....
The purpose of this study was to investigate the practices of
curriculum development in the community colleges of the western
states and make recommendations for guidelines that can be used to
plan, implement, and evaluate technical vocational programs in the
community colleges. The various functions of other organizations
concerned with...
Increasing demand for home birth has created an upheaval in the
American medical profession and, is a controversial political and
legal issue as well. This research, utilizing ethnographic, historical,
and survey data analyzes contemporary home birth.
A review of the so called "medicalization" of childbirth is presented noting that the...
The problem of this study was to determine the relationship
between selected autobiographical data and the personality characteristics
of high school basketball players.
The Athletic Motivation Inventory (AMI) measured the personality
traits of 150 high school basketball players. The Individual Data
Questionnaire was used to identify background characteristics for
comparison...
Landslide processes occurring on a hillslope in McDonald-Dunn
Forest on the eastern slope of the Oregon Coastal Range are
described in terms of type, magnitude. minimum age and site
characteristics. Debris flows and debris avalanches are the
dominant types of slope movement occurring in the study area.
Landslide events classified...
This study was designed to assess the relationship of selected
factors to the developmental outcome of fundamental motor
skill performance in young children ages 3 to 6 years residing
in foster or adoptive care, and have a documented history of
prenatal exposure to cocaine and other drugs. Using an
ecological...
Fifty-nine stems of Tetrastichia bupatides, numerous frond segments, and roots from Oxroad Bay, Scotland, have recently been analyzed. They reveal that many characters originally used to describe this species exhibit a wider range of variation than previously suspected. These data suggest that ribs of the protostele are most commonly four...
Despite the importance of fire for maintaining the health of many ecosystems, the social and economic costs of wildfires have risen sharply in recent years. Across the western United States, historical land and fire management practices combined with climate change and modern human development pressures, are contributing to increased wildfire...
Published August 2006. 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
Changes in the structure of the U.S. agricultural
industry since World War II have transformed it into a
highly productive component of the domestic economy. But
these changes have not occurred without indirect costs. For
example, the reliance on agricultural chemicals has produced
environmental effects causing growing concern. In addition,...
Commercial thinning operations can result in damage to residual stems. A literature review revealed that little was known about the effects of residual logging wounds with regard to rotation-age commercial conifers, particularly Douglas-fir. An experiment to examine fungal colonization of Douglas-fir following logging damage showed that while damage was significant...
The purpose of this study was to determine whether or not a
significant difference existed between Oregon community college
transfer students and native students at Oregon State University with
respect to academic achievement, persistence, and graduation.
Two groups of students were selected for observation. The
first included all of the...