Index Catalog // ScholarsArchive@OSU

The Biology and ecology of weeping alkaligrass (Puccinellia distans) and Nuttall’s alkaligrass (Puccinellia nuttalliana)

Creator:: Tarasoff, Catherine
Abstract:: Weeping alkaligrass (Puccinellia distans) and Nuttall’s alkaligrass (Puccinellia nuttalliana) infest Kentucky bluegrass seed fields of eastern Oregon. Weeping alkaligrass is an introduced species from Eurasia, whereas Nuttall’s alkaligrass is native to semi arid environments of western North America. These species are often referred to collectively as ‘alkaligrass’; however, for farmers...
Resource Type:: Dissertation
Full Text:: Catherine S. Tarasoff for the degree of Doctor of Philosophy in Crop Science presented on November 21

Chemical signaling and pheromone evolution in plethodontid salamanders

Creator:: Palmer, Catherine Anne
Abstract:: My dissertation focuses on the evolutionary forces that have shaped the chemical signaling system of plethodontid salamanders. Pheromones mediate two phases of plethodontid reproduction: mate attraction prior to courtship and female persuasion during courtship. Substrate-borne chemical signals are believed to play an important role in mate attraction for these animals....
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Catherine Anne Palmer for

Vernalization requirements and seed dormancy of jointed goatgrass (Aegilops cylindrica)

Creator:: Fandrich, Lynn
Abstract:: Jointed goatgrass (Aegilops cylindrica Host) infestations in winter wheat (Triticum aestivum L.) production regions of the central and western USA result in severe economic losses in the wheat market. Field and greenhouse studies were conducted to determine the vernalization requirements of winter wheat, spring wheat, jointed goatgrass, and wheat by...
Resource Type:: Dissertation
Full Text:: express my appreciation to the members of my committee - Drs. Carol Mallory-Smith, Dan Ball, Tony Chen

Genetic Structure in Populations of the Douglas-fir Swiss Needle Cast Fungus Nothophaeocryptopus gaeumannii

Creator:: Bennett, Patrick I.
Abstract:: The fungus Nothophaeocryptopus gaeumannii is the causative agent of Swiss needle cast (SNC), a foliar disease of Douglas-fir. Disease is characterized by premature loss of foliage and reduced growth resulting from the inhibition of photosynthesis due to the occlusion of stomata by the ascocarps of N. gaeumannii. Although the disease...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE DISSERTATION OF Patrick I. Bennett for the degree of Doctor of Philosophy in

Investing upstream : a social-ecological systems perspective on water utility investments in ecosystem services

Creator:: Bennett, Drew E.
Abstract:: The concept of ecosystem services broadens perspectives on nature to include not only intrinsic value but also the utilitarian value it provides to society. Viewing nature through this lens informs our understanding of how particular ecological processes benefit different actors. In this research, I examine how water utilities in the...
Resource Type:: Dissertation
Full Text:: . Bennett for the degree of Doctor of Philosophy in Geography presented on November 26, 2014. Title

Psychological Elements of Trauma and Grief among Young Banso Widows in Cameroon

Creator:: Lange, Ruth Kinyuy
Abstract:: Because of disease, industrialization, and regional conflicts, young widowhood is an expanding phenomenon in many parts of the world. Young widows face many challenges that can lead to mental health problems. The young widows have to make adjustments to fit their new roles as bread winners of the families, having...
Resource Type:: Dissertation
Full Text:: Vickie (my grad rep); Dr. Beckett, Catherine; Dr. Manyibe, Edward and Dr. Teri Strong. Thank you for

The household economy : examining the mediating roles of income diversification and home production on economic and subjective well-being of women in Malawi

Creator:: Chande-Binauli, Lucy S.
Abstract:: An integrated framework of Family Resource Management and Household Economic theory was utilized to develop a model of relationships between human capital, family characteristics and resources, number of income sources, hours spent in home production, total income and subjective well-being. This study utilized a sample of 129 women systematically selected...
Resource Type:: Dissertation
Full Text:: Helmick, Frank Conklin, Charles Langford, Sam Stern and Catherine Mumaw. Non-committee members who also

Photobiological hydrogen production from the cyanobacterium Synechocystis sp. PCC 6803 encapsulated in sol-gel processed silica

Creator:: Dickson, David J.
Abstract:: Photobiological hydrogen production from live cells of the cyanobacterium Synechocystis sp. PCC 6803 encapsulated in silica gel was investigated. Hydrogen is a dense energy carrier with potential to reduce dependence on fossil fuels, provided a renewable and sustainable means of production can be achieved. Under certain conditions, Synechocystis sp. PCC...
Resource Type:: Dissertation
Full Text:: more in my life than graduate school. My committee members, Professors Alex Yokochi, Catherine Page

Host-pathogen dynamics in a changing environment : susceptibility of amphibians to an emerging infectious disease

Creator:: Searle, Catherine L.
Abstract:: Infectious diseases are a growing concern for both humans and wildlife. The negative effects of infectious disease have been exemplified by the recent global amphibian population declines associated with disease outbreaks. Although multiple pathogens and factors play a role in these declines, the aquatic fungal pathogen, Batrachochytrium dendrobatidis (Bd), has...
Resource Type:: Dissertation
Full Text:: ABSTRACT OF THE DISSERTATION OF Catherine L. Searle for the degree of Doctor of Philosophy in

Toward making the invisible visible : studying science teaching self-efficacy beliefs

Creator:: Perkins, Catherine J.
Abstract:: This dissertation consists of two articles to be submitted for publication. The first, a literature review, makes visible common influences on science teaching self-efficacy beliefs and also points to potentially invisible validation concerns regarding the instrument used. The second investigates the participants' invisible science teaching self-efficacy beliefs and, through the...
Resource Type:: Dissertation
Full Text:: ABSTRACT OF THE DISSERTATION OF Catherine J. Perkins for the degree of Doctor of Philosophy in

ScholarsArchive@OSU

The Biology and ecology of weeping alkaligrass (Puccinellia distans) and Nuttall’s alkaligrass (Puccinellia nuttalliana)

Chemical signaling and pheromone evolution in plethodontid salamanders

Vernalization requirements and seed dormancy of jointed goatgrass (Aegilops cylindrica)

Genetic Structure in Populations of the Douglas-fir Swiss Needle Cast Fungus Nothophaeocryptopus gaeumannii

Investing upstream : a social-ecological systems perspective on water utility investments in ecosystem services

Psychological Elements of Trauma and Grief among Young Banso Widows in Cameroon

The household economy : examining the mediating roles of income diversification and home production on economic and subjective well-being of women in Malawi

Photobiological hydrogen production from the cyanobacterium Synechocystis sp. PCC 6803 encapsulated in sol-gel processed silica

Host-pathogen dynamics in a changing environment : susceptibility of amphibians to an emerging infectious disease

Toward making the invisible visible : studying science teaching self-efficacy beliefs

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