Research
Longwood Graduate Program Theses
The
Longwood Graduate Program has produced nearly 150 graduate theses since
its inception in 1967. The thesis titles
are arranged by the following categories: 
Many theses from 1969 to 2004 are available electronically free of charge through UD’s DSpace, a searchable digital library archive system that houses the University’s research output. Theses are searchable by title, keyword, subject, author, and date.
Visit the DSpace community page to access theses as they become available. The Program’s research archive will be completed by the end of 2008.
Theses produced after 2004 are available via the ProQuest subscription service, or through the Longwood Graduate Program office. Please contact ktgood@udel.edu
In addition to these theses, you can access a list of Longwood Graduate Program Group Projects from 1972 to 2007, which wil be digitized and available for download in the future.
Horticulture and Design
Andruczyk, Michael A. Turkish Plant Germplasm: Introductions for the United States and Future Exploration Sites. University of Delaware Thesis, 1993.
Bast, Kristine. A Study of The Factors Determining the Commercial Distribution of Plant Introductions, Based on a Selection of E. H. Wilson’s Collections. University of Delaware Thesis, 1978.
Bauman, Ronald C. Separating Cultivars of Juniperus horizontalis ‘Moench’ using Thin-Layer Chromatography. University of Delaware Thesis, 1969.
Benjamin, Joan M. The History and Development of New Guinea Impatiens. University of Delaware Thesis, 1990.
Bobb, Walter H. An Environmental Study of the Factors Influencing Length and Quality of Display of Flowering Plant Material at Cherry Hill Mall, Cherry Hill, New Jersey. University of Delaware Thesis, 1970.
Buma, Donald R. Container Plants: A Comparison of Organic and Inorganic Fertilizers. University of Delaware Thesis 1977.
Depoto, Edward J. Controlling Weeds in Newly Planted Ground Covers with Herbicide – Mulch Combinations Using Activated Carbon as a Detoxifying Agent. University of Delaware Thesis, 1971.
Eason, Rodney. Mediterranean Plants from Chile for Displays at Longwood Gardens. University of Delaware Thesis, 2002.
Eberbach, Catherine L. Garden Design for Children. University of Delaware Thesis, 1988.
Gorman, James. Residents’ Opinions on the Value of Street Trees. University of Delaware Thesis, 2000.
Haehle, Robert G. A Proposal for an Integrated Plant Introduction and Distribution Scheme. University of Delaware Thesis, 1973.
Hohn, Timothy C. Zoo Horticulture. University of Delaware Thesis, 1986.
Hull, DeArmand L. The Electrophoretic Patterns of Palm Seed Proteins as Taxonomic Characteristics, University of Delaware Thesis, 1970.
Kattenhorn, Jana M. Interspecific Hybridization Between Viola conspersa and Viola striata. University of Delaware Thesis, 1977.
Kim, Kunso. Impact of Korean Plants on Horticulture in the Northeastern United States. University of Delaware Thesis, 1992.
Lo, Julia. Street Tree Programs in the Racially Diverse Community. University of Delaware Thesis, 2000.
Lofgren, David O. Hamamelis: The Plant and its Propagation. University of Delaware Thesis, 1976.
Maney (O’Leary), Susan A. Preserving Design Intent in the Historic Landscape. University of Delaware Thesis, 1990.
Massey, William U. The Growth and Development of a Kentucky Bluegrass - Red Fescue Turf Under Varying Levels of Irrigation, Shade, and Nitrogen. University of Delaware Thesis, 1970.
Murphy, Maureen L. A Victorian Palm Court: An Interpretative Brochure for the New York Botanical Garden; Palm Survival in a Tough World. University of Delaware (non- Thesis), 1986.
Pastore, Carla L. Woody Plant Introduction Programs. University of Delaware Thesis, 1988.
Pepper, Jane G. Planning The Development of Living Plant Collections in Botanical Gardens and Arboretums. University of Delaware Thesis, 1978.
Redding, Patrick. The Effect of a Mycorrhizal Association in Zinnia and Pelargonium on Infection by Rhizoctonia solani Kuehn and Pythium ultimum Trow. University of Delaware Thesis, 1973.
Schulhof, Richard C. Native Plant Habitat Displays. University of Delaware Thesis, 1989.
Schwetz, Gary W. Regional Interpretation – Linking our Natural and Cultural Identities. University of Delaware Thesis, 1996.
Still, Shannon. Influence of Temperature on Growth and Flowering of Four Meconopsis Viguier Genotypes. University of Delaware Thesis, 2002.
Vanderploeg, John F. The Mycorrhizal Association Between Lilium Taxa and the Phycomycete Endogone fasciculata. University of Delaware Thesis, 1972.
Shaddix (Gray), Melody. An Outstanding Interpretive Garden: The Design Journey of the Liberty Hyde Bailey Walk. University of Delaware Thesis, 2006.
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Environmental
Allenstein, Pamela. An Advocacy Role for Public Gardens: Tropical Rain Forest Conservation. University of Delaware Thesis, 1990.
Brumback, William E. Endangered Plant Species Programs for Botanic Gardens with Examples from North American Institutions. University of Delaware Thesis, 1981.
Buckler, James R. Charles County Community College: An Ecological Approach to the Landscape Development of a Campus Arboretum. University of Delaware Thesis, 1973.
Harrod, John M. Costs and Benefits of United States' Public Garden Wetlands. University of Delaware Thesis, 2003.
Sladky, Roberta J. The Interpretation and Management of Pink Hill – A Serpentine Barren. University of Delaware Thesis, 1981.
Hedean, Sarah. Biodiversity Conservation Practices at Public Gardens in the United States. University of Delaware Thesis, 2005.
Highland, Mark. Effects of Compost Amended Container Media on Ornamental Plant Growth. University of Delaware Thesis, 2005.
Grehl, Elaine. Design and Installation of a Rain Garden at the University of Delaware. University of Delaware Thesis, 2006.
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Education
Bossler, Nancy. Interpreting History Through Gardens and Landscapes; with Recommendations for Interpretation of the Garden of the George Read II House, New Castle, Delaware. University of Delaware Thesis 1982.
Foulger, Nancy C.M. Interpretation for Public Gardens: A Communications Perspective. University of Delaware Thesis, 1979
Gerlach, Gary G. An Evaluation of the Adult Short Course Program of Longwood Gardens. University of Delaware Thesis, 1970.
Goff, Pamela. Guidelines for the Effective use of Temporary Educational Exhibits in Botanic Gardens and Arboreta. University of Delaware Thesis, 1981.
Haefner, Carl J. Motivations for Participation in the Horticultural Certificate Programs at Longwood Gardens. University of Delaware Thesis, 1995.
Hodyss, Loretta. A Curriculum Study for a Professional Gardeners’ Training Program. University of Delaware Thesis, 1971.
Klemmer, Cynthia D. An Administrative Model of Exhibit-Based Programming for Child and Family Audiences. University of Delaware Thesis, 1997.
Mack, James A. Non-Degree Gardener Training Programs Administered by Botanical Gardens and Arboreta in the U.S. and Canada. University of Delaware Thesis, 1998.
Meyer, Paul W. A Proposal for the Interpretation of John Bartram’s Garden. University of Delaware Thesis, 1977.
Peck, Sherry J. Adult Education in Botanic Gardens: Environmental Awareness Through Horticulture. University of Delaware Thesis, 1978.
Price, Sarah. A Naturalistic Evaluation of Home Demonstration Gardens for Improved Design and Interpretation. University of Delaware Thesis, 1986.
Punzi, Peter E. Career Advancement Comparison Between Ornamental Horticulture Associate Degree and Non-Degree Training Programs. University of Delaware Thesis, 1997.
Ransley, Lynda J. Visitor Orientation to Botanical Gardens and Arboreta. University of Delaware Thesis, 1988.
Scheid, David T. An Approach to Teaching Children About the Aesthetics of Plants and Gardens. University of Delaware Thesis, 1976.
Smith, Laurie. An Evaluative Study of Delaware Master Gardener Volunteer Program. University of Delaware Thesis, 2001.
Strand, Christopher D. An Evaluation of Children’s Gardening Activities as Effective Teaching. University of Delaware Thesis, 1992.
Weppner, Kelley. Learning During Summer Internship Programs at Public Gardens. University of Delaware Thesis, 2000.
Wise, George U. The Role of Labeling in Public Gardens. University of Delaware Thesis, 1979.
Dieleman, Gerald W. Education and Public Programs at Canadian Botanical Institutions. University of Delaware Thesis, 2006.
Sturman, Treenen. Recommended Practices for Public Gardens Wishing to Serve the Teenage Audience. University of Delaware Thesis, 2006.
Moydell, Edward. Developing an Initial Plan for a Center in Public Horticulture at the University of Delaware. University of Delaware Thesis, 2006.
Sobaski, Cindy. An Investigation of Interactivity and its Relationship to Visitor Interest at the Michigan 4-H Children's Garden. University of Delaware Thesis, 2006.
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History
Binnie, William R. A History of Agriculture at Longwood Farms 1906-1951. University of Delaware Thesis, 1992.
Douts, John W. Early American Culinary Herbs and Kitchen Gardens. University of Delaware Thesis, 1975.
Gestram, Iris. The Historic Landscape at Gibraltar – A Proposal for Its Preservation. University of Delaware Thesis, 1997.
Graham, Andrew W. The History and Uses of Sassafras albidum. University of Delaware Thesis, 1973.
Gutowski, Robert R. Humphry Marshall’s Botanic Garden: Living Collections 1773-1813. University of Delaware Thesis, 1988.
Lee, Lawrence E. Rockwood: A Victorian Gardenesque Landscape. University of Delaware Thesis, 1987.
Libby, Valencia. Henry Francis du Pont and the Early Development of Winterthur Gardens, 1880-1927. University of Delaware Thesis, 1984.
McKee, Laurel. A History of the Glasshouses of Longwood Gardens. University of Delaware Thesis, 2000.
Meyers, Ellyn M. The Victorian Estate Landscape: Compton 1887-1932. University of Delaware Thesis, 1987.
Nace, Gregory A. A History of the American Association of Botanical Gardens and Arboreta, Inc. University of Delaware Thesis, 1987.
Newcomb, Peggy C. Popular Annuals of Eastern North America, 1865-1914. University of Delaware Thesis, 1981.
Ney, Betsey A. The Early Flower Gardens of Longwood. University of Delaware Thesis, 1988.
Oberle, Stephanie. The Influence of Thomas Meehan on Horticulture in the United States. University of Delaware Thesis, 1997.
Orange, Herbert J. Frederick Law Olmsted: His Horticultural Philosophy and Practice. University of Delaware Thesis, 1973.
Randall, Colvin L. History of the Fountains of Longwood Gardens. University of Delaware Thesis, 1977.
Roberts, Frederick E. Horticulture at Peirce’s Park 1798-1905. University of Delaware Thesis, 1971.
Toth, Edwin J. Derivation of the American Suburban Garden 1825-1900. University of Delaware Thesis, 1974.
Tschanz, Eric N. A History: The U.S.D.A. – Longwood Ornamental Plant Exploration Program. University of Delaware Thesis, 1977.
Varley, Elizabeth. The du Pont Family Legacy of Horticulture in the Brandywine Valley. University of Delaware Thesis, 1995.
Conley, Douglas. The Greenhouse Range at Winterthur. University of Delaware Thesis, 2006.
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Financial Management
Barr, Brian W. An Analysis of Not-For-Profit Gardens and Museums Operating For-Profit Subsidiaries. University of Delaware Thesis, 1992.
Butler, Elizabeth M. Some Characteristics that May Affect the Ability of Public Gardens to Generate Operating Revenue. University of Delaware Thesis, 1998.
Chamblee, Steven L. Public-Private Partnerships at Botanical Gardens and Zoos. University of Delaware Thesis, 1997.
Dolinar, Elizabeth M. The Economic Impact of a Public Garden on its Community: A Case Study of Phipps Conservatory of Pittsburgh, PA. University of Delaware Thesis, 1987.
Donald, Adrienne M. A Model for Determining the Economic Impact of Public Gardens on Communities. University of Delaware Thesis, 2004.
Elzer, Katherine J. Planned Giving Program Management in Public Gardens. University of Delaware Thesis, 2004.
Lowe, Cheryl B. Funding Strategies for Government Affiliated Gardens. University of Delaware Thesis, 1991.
Olson (Anderson), Susan G. Unrelated Business Income Tax and Nonprofit Administrative Options. University of Delaware Thesis, 1990.
Parker, Dana C. The Corporate Garden: An Expression of Philanthropy. University of Delaware Thesis, 1992.
Pearl, Alexander M. Least Cost Display Production. University of Delaware Thesis, 1974.
Shackelford, Stacey L. The Impacts of Corporate Sponsorship on Private, Nonprofit Gardens and Museums. University of Delaware Thesis, 1999.
Townsend, Joseph B. Productivity Improvement Programs in Public Horticultural Institutions. University of Delaware Thesis, 1986.
Zelonis, Mark E. Grounds Maintenance Time Requirements. University of Delaware Thesis, 1987.
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Human Resource Management
Andorka (Runyan), Claire E. An Audience Diversification Model for Public Gardens and Museums. University of Delaware Thesis, 1999.
Goin, Angela L. Relationship Between Preference Types and Job Classifications in Public Horticulture. University of Delaware Thesis, 1994.
Jones, Christie L. Motivation of Public Garden Volunteers. University of Delaware Thesis, 2004.
Jones, Linda L. Horticulture Volunteer Retention in Public Gardens. University of Delaware Thesis, 1998.
Larkin, Patrick S. Job Satisfaction in Public Horticulture. University of Delaware Thesis, 1995.
Singer, Elayna T. Diversifying Public Garden Operations and Programs for Racial, Ethnic, and Cultural Inclusiveness. University of Delaware Thesis, 1995.
Southerland, Margaret M. Guidelines for the Effective Management of Volunteers in Nonprofit Horticultural Organizations. University of Delaware Thesis, 1980.
Stephens, Matt. The Nature of Conflict in Public Gardens. University of Delaware Thesis, 2006.
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Facilities Management
Burghardt, James. Natural Hazard Perceptions, Natural Disaster Experience and Recovery at American Public Horticulture Institutions. University of Delaware Thesis, 2000.
Dragolovich, Kate. Split Night Temperatures for Conservatory Heat Conservation. University of Delaware Thesis, 1986.
Gerst, Donna L. Testing a Model Planning Process at Not-For-Profits: A Case Study. University of Delaware Thesis, 1991.
Koller, Garry L. Parking – The Human Approach. University of Delaware Thesis, 1973.
LeFevre, William M. Factors Affecting Planning in Botanic Gardens and Arboreta. University of Delaware Thesis, 1999.
Lynch, Harry P. A Water Management Model for Botanic Gardens and Arboreta. University of Delaware Thesis, 1992.
Medic, Kristine S. Land-Use Laws and the Landscape: A Proposal for Public Horticulture Involvement. University of Delaware Thesis, 1986.
Newport-Paige, Kara L. Risk Management in Nonprofit Botanical Gardens. University of Delaware Thesis, 1996.
Nilsson, Mark S. Plant Response to Conservatory Climate. University of Delaware Thesis, 1990.
Eggers (Stem), Barbara. University Gardens: The Relationship Between Mission, Programming, Administrative Affiliation, Location, and Management Skills. University of Delaware Thesis, 1992.
Vondrasek, William E. Applying Visitor Survey Results to Decision Making in Public Gardens. University of Delaware Thesis, 2000.
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Public Relations and Marketing
Bouvier, Brent W. Mass Media in the Garden: A Public Relations Opportunity. University of Delaware Thesis, 1994.
Camenga, Daniel E. Visitor Benefit Analysis at Longwood Gardens, Kennett Square, Pennsylvania. University of Delaware Thesis, 2003.
Day, Bonnie J.S. Publicity for Botanic Gardens, Arboretums and Horticultural Organizations. University of Delaware Thesis, 1984.
Hoffman, Kathryn. Variables Affecting Membership Enrollment at Public Horticulture Institutions. University of Delaware Thesis, 2001. (Incomplete)
Kromer, Martin B. A Marketing Audit of Longwood Gardens. University of Delaware Thesis, 1978.
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People-Plant Interactions
Bennett, Ellen S. The Psychological Benefits of Public Gardens for Urban Residents. University of Delaware Thesis, 1995.
Daubmann, Karen. The Impact of Public Gardens on the Community. University of Delaware Thesis, 2002.
D’Agostino, Scott. Inhibitors in Community Gardens: Variations Depending on Mission Focus and Potential Solutions. University of Delaware Thesis, 2005
Patterson, Karla S. Longwood Gardens: A Visitor Study. University of Delaware Thesis, 1978.
Plankinton, Herbert S. Horticulture as a Work Program for Therapy. University of Delaware Thesis, 1973.
Salisbury, Kathleen V. Enhancing the Experiences of Blind and Visually Impaired Visitors in Botanical Gardens. University of Delaware Thesis, 2000.
Skye, Barbara J. An Approach for Planning Ethnobotanical Displays: Desert Southwest Plants and Peoples. University of Delaware Thesis, 1997.
Zadik, Madelaine H. Social Perspectives in Horticulture. University of Delaware Thesis, 1987.
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Technology
Brown, Richard A. Electronic Data Processing and Botanic Garden Records. University of Delaware Thesis, 1970
Buswell, Gordon E. Bedding Plant Mechanization. University of Delaware Thesis, 1971.
Chewning (Kohler), Carol D. Mosquitoes, Marsh-Elders, and Multi-Media: A Prototype for Interactive Plant Interpretation at Assateague Island National Seashore. University of Delaware, 1993.
Tejral, Cindy. An Analysis of Public Garden Web Sites. University of Delaware Thesis, 2002
Zoehrer, Melinda L. Desktop Publishing in Public Horticulture: Communicating the Difference. University of Delaware Thesis, 1994.
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Miscellaneous
Altermatt, Mary. Promoting Community Involvement to Serve the Goals of a Municipal Urban Forestry Department. University of Delaware Thesis, 1993.
Butler, Melissa. A Study of Visitation of Living History Farms and Agriculture Museums. University of Delaware Thesis, 2002. (Incomplete)
Ewert, Thomas E. Survey of Membership of the American Association of Botanical Gardens and Arboreta, University of Delaware Thesis, 1972.
Halpern, Robert R. Birds for Conservatories and Greenhouses. University of Delaware Thesis, 1986.
Hartsough (Lasher), Nora J. Performing Arts at Public Gardens in the United States. University of Delaware Thesis, 1994.
Lindemann (Ranesjewski), Patricia R. A Method for Evaluating the Use of Living Plant Collections in Public Horticultural Institutions. University of Delaware Thesis, 1997.
Roderick (Ronafalvy), Kelly. Family-related Performing Arts Events at Public Gardens in the Unitied States, University of Delaware Thesis, 2002.
Rudyj, Erich S. International Cooperation Among Botanic Gardens: The Concept of Establishing Agreements. University of Delaware Thesis, 1988.
Scheu, Diane L. The Role of Horticulture in Theme Parks. University of Delaware Thesis, 1996.
Stauffer, Gwen L. Methods of Audience Research for Museums with Living Collections. University of Delaware Thesis, 1993.
Venner Senske, Jacqueline. Ornamental Horticulture at Living History Farms in Urbandale, Iowa. University of Delaware Thesis, 2005.
Galindo, Christian. The Strategy Process of Cultural Not-for-profit Orangizations. University of Delaware Thesis, 2006.
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