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. 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. 1978.
Bauman, Ronald C. Separating Cultivars of Juniperus horizontalis ‘Moench’ using Thin-Layer Chromatography. 1969.
Benjamin, Joan M. The History and Development of New Guinea Impatiens. 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. 1970.
Buma, Donald R. Container Plants: A Comparison of Organic and Inorganic Fertilizers. 1977.
Depoto, Edward J. Controlling Weeds in Newly Planted Ground Covers with Herbicide – Mulch Combinations Using Activated Carbon as a Detoxifying Agent. 1971.
Eason, Rodney. Mediterranean Plants from Chile for Displays at Longwood Gardens. 2002.
Eberbach, Catherine L. Garden Design for Children. 1988.
Gorman, James. Residents’ Opinions on the Value of Street Trees. 2000.
Haehle, Robert G. A Proposal for an Integrated Plant Introduction and Distribution Scheme. 1973.
Hohn, Timothy C. Zoo Horticulture. 1986.
Huhn, Christopher. Vivipary in Nymphaea x daubeniana. 1972.
Hull, DeArmand L. The Electrophoretic Patterns of Palm Seed Proteins as Taxonomic Characteristics, 1970.
Kattenhorn, Jana M. Interspecific Hybridization Between Viola conspersa and Viola striata. 1977.
Kim, Kunso. Impact of Korean Plants on Horticulture in the Northeastern United States. 1992.
Lo, Julia. Street Tree Programs in the Racially Diverse Community. 2000.
Lofgren, David O. Hamamelis: The Plant and its Propagation. 1976.
Maney (O’Leary), Susan A. Preserving Design Intent in the Historic Landscape. 1990.
Massey, William U. The Growth and Development of a Kentucky Bluegrass - Red Fescue Turf Under Varying Levels of Irrigation, Shade, and Nitrogen. 1970.
Murphy, Maureen L. A Victorian Palm Court: An Interpretative Brochure for the New York Botanical Garden; Palm Survival in a Tough World. 1986.
Pastore, Carla L. Woody Plant Introduction Programs. 1988.
Pepper, Jane G. Planning The Development of Living Plant Collections in Botanical Gardens and Arboretums. 1978.
Prestowitz, Catherine M. Virus Elimination for In Vitro Canna x Generalis Cultivars. 2007.
Redding, Patrick. The Effect of a Mycorrhizal Association in Zinnia and Pelargonium on Infection by Rhizoctonia solani Kuehn and Pythium ultimum Trow. 1973.
Schulhof, Richard C. Native Plant Habitat Displays. 1989.
Schwetz, Gary W. Regional Interpretation – Linking our Natural and Cultural Identities. 1996.
Shaddix (Gray), Melody. An Outstanding Interpretive Garden: The Design Journey of the Liberty Hyde Bailey Walk. 2006.
Still, Shannon. Influence of Temperature on Growth and Flowering of Four Meconopsis Viguier Genotypes. 2002.
Vanderploeg, John F. The Mycorrhizal Association Between Lilium Taxa and the Phycomycete Endogone fasciculata. 1972.
Yinger, Barry. A Horticultural Monograph of the Genus Asarum, Sensu lato, in Japan. 1983.
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Environmental
Allenstein, Pamela. An Advocacy Role for Public Gardens: Tropical Rain Forest Conservation. 1990.
Brumback, William E. Endangered Plant Species Programs for Botanic Gardens with Examples from North American Institutions. 1981.
Buckler, James R. Charles County Community College: An Ecological Approach to the Landscape Development of a Campus Arboretum. 1973.
Grehl, Elaine. Design and Installation of a Rain Garden at the University of Delaware. 2006.
Harrod, John M. Costs and Benefits of United States' Public Garden Wetlands. 2003.
Hedean, Sarah. Biodiversity Conservation Practices at Public Gardens in the United States. 2005.
Highland, Mark. Effects of Compost Amended Container Media on Ornamental Plant Growth. 2005.
Sladky, Roberta J. The Interpretation and Management of Pink Hill – A Serpentine Barren. 1981.
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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. 1982.
Chapman, Grace. Educational Programming Recommendations for the Family Discovery Garden: A National Family Garden Modal at the American Horticultural Society's River Farm Headquarters. 2008.
Dieleman, Gerald W. Education and Public Programs at Canadian Botanical Institutions. 2006.
Foulger, Nancy C.M. Interpretation for Public Gardens: A Communications Perspective. 1979
Gerlach, Gary G. An Evaluation of the Adult Short Course Program of Longwood Gardens. 1970.
Goff (Sapko), Pamela. Guidelines for the Effective use of Temporary Educational Exhibits in Botanic Gardens and Arboreta. 1981.
Haefner, Carl J. Motivations for Participation in the Horticultural Certificate Programs at Longwood Gardens. 1995.
Hodyss, Loretta. A Curriculum Study for a Professional Gardeners’ Training Program. 1971.
Hoffmann, Amy. Alternative Interpretive Strategies for Multi-generational Learning in Public Horticulture Institutions. 2008.
Hyland, Robert. Garden Interpretation at Old Salem. 1982.
Klemmer, Cynthia D. An Administrative Model of Exhibit-Based Programming for Child and Family Audiences. 1997.
Mack, James A. Non-Degree Gardener Training Programs Administered by Botanical Gardens and Arboreta in the U.S. and Canada. 1998.
Meyer, Paul W. A Proposal for the Interpretation of John Bartram’s Garden. 1977.
Moydell, Edward W. Developing an Initial Plan for a Center in Public Horticulture at the University of Delaware. 2006.
Peck, Sherry J. Adult Education in Botanic Gardens: Environmental Awareness Through Horticulture. 1978.
Price, Sarah. A Naturalistic Evaluation of Home Demonstration Gardens for Improved Design and Interpretation. 1986.
Punzi, Peter E. Career Advancement Comparison Between Ornamental Horticulture Associate Degree and Non-Degree Training Programs. 1997.
Ransley, Lynda J. Visitor Orientation to Botanical Gardens and Arboreta. 1988.
Scheid, David T. An Approach to Teaching Children About the Aesthetics of Plants and Gardens. 1976.
Smith Simmer, Laurie. An Evaluative Study of Delaware Master Gardener Volunteer Program. 2001.
Sobaski, Cindy. An Investigation of Interactivity and its Relationship to Visitor Interest at the Michigan 4-H Children's Garden. 2006.
Steil, Aaron J. The Development of an Evaluation Approach for Education Programs at Public Gardens. 2007.
Strand, Christopher D. An Evaluation of Children’s Gardening Activities as Effective Teaching. 1992.
Sturman, Treenen. Recommended Practices for Public Gardens Wishing to Serve the Teenage Audience. 2006.
Weppner, Kelley. Learning During Summer Internship Programs at Public Gardens. 2000.
Wise, George U. The Role of Labeling in Public Gardens. 1979.
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History
Binnie, William R. A History of Agriculture at Longwood Farms 1906-1951. 1992.
Conley, Douglas. History Under Glass: The Historic Significance and Potential Future of the Winterthur Greenhouses. 2006.
Douts, John W. Early American Culinary Herbs and Kitchen Gardens. 1975.
Gestram, Iris. The Historic Landscape at Gibraltar – A Proposal for Its Preservation. 1997.
Graham, Andrew W. The History and Uses of Sassafras albidum. 1973.
Gutowski, Robert R. Humphry Marshall’s Botanic Garden: Living Collections 1773-1813. 1988.
Lee, Lawrence E. Rockwood: A Victorian Gardenesque Landscape. 1987.
Libby, Valencia. Henry Francis du Pont and the Early Development of Winterthur Gardens, 1880-1927. 1984.
McKee, Laurel. A History of the Glasshouses of Longwood Gardens. 2000.
Meyers, Ellyn M. The Victorian Estate Landscape: Compton 1887-1932. 1987.
Nace, Gregory A. A History of the American Association of Botanical Gardens and Arboreta, Inc. 1987.
Newcomb, Peggy C. Popular Annuals of Eastern North America, 1865-1914. 1981.
Ney, Betsey A. The Early Flower Gardens of Longwood. 1988.
Oberle, Stephanie. The Influence of Thomas Meehan on Horticulture in the United States. 1997.
Orange, Herbert J. Frederick Law Olmsted: His Horticultural Philosophy and Practice. 1973.
Probst, Karen. Recommendations for a circa 1870-885 Worker's Vegetable Garden at the Hagley Museum. 1987.
Randall, Colvin L. History of the Fountains of Longwood Gardens. 1977.
Roberts, Frederick E. Horticulture at Peirce’s Park 1798-1905. 1971.
Toth, Edwin J. Derivation of the American Suburban Garden 1825-1900. 1974.
Tschanz, Eric N. A History: The U.S.D.A. – Longwood Ornamental Plant Exploration Program. 1977.
Varley, Elizabeth. The du Pont Family Legacy of Horticulture in the Brandywine Valley. 1995.
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Financial Management
Barr, Brian W. An Analysis of Not-For-Profit Gardens and Museums Operating For-Profit Subsidiaries. 1992.
Butler, Elizabeth M. Some Characteristics that May Affect the Ability of Public Gardens to Generate Operating Revenue. 1998.
Chamblee, Steven L. Public-Private Partnerships at Botanical Gardens and Zoos. 1997.
Cost Shackelford, Stacey L. The Impacts of Corporate Sponsorship on Private, Nonprofit Gardens and Museums. 1999.
Dolinar, Elizabeth M. The Economic Impact of a Public Garden on its Community: A Case Study of Phipps Conservatory of Pittsburgh, PA. 1987.
Donald, Adrienne M. A Model for Determining the Economic Impact of Public Gardens on Communities. 2004.
Elzer Peters, Katherine J. Planned Giving Program Management in Public Gardens. 2004.
Lepper Westervelt, Sonya. The Motivations of Major Gift Donors Who Support Public Horticulture Institutions. 2007.
Lowe, Cheryl B. Funding Strategies for Government Affiliated Gardens. 1991.
Olson (Anderson), Susan G. Unrelated Business Income Tax and Nonprofit Administrative Options. 1990.
Parker, Dana C. The Corporate Garden: An Expression of Philanthropy. 1992.
Pearl, Alexander M. Least Cost Display Production. 1974.
Townsend, Joseph B. Productivity Improvement Programs in Public Horticultural Institutions. 1986.
Zelonis, Mark E. Grounds Maintenance Time Requirements. 1987.
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Human Resource Management
Andorka (Runyan), Claire E. An Audience Diversification Model for Public Gardens and Museums. 1999.
Boudreau, Terry. Recommendations for Remodeling a Public Horticulture Volunteer Program Based Upon Current Trends and Practices. 2008.
Goin (Williamson), Angela L. Relationship Between Preference Types and Job Classifications in Public Horticulture. 1994.
Jones, Christie L. Motivation of Public Garden Volunteers. 2004.
Jones, Linda L. Horticulture Volunteer Retention in Public Gardens. 1998.
Larkin, Patrick S. Job Satisfaction in Public Horticulture. 1995.
Singer, Elayna T. Diversifying Public Garden Operations and Programs for Racial, Ethnic, and Cultural Inclusiveness. 1995.
Southerland, Margaret M. Guidelines for the Effective Management of Volunteers in Nonprofit Horticultural Organizations. 1980.
Stephens, Matt. The Nature of Conflict in Public Gardens. 2006.
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Facilities Management
Burghardt, James. Natural Hazard Perceptions, Natural Disaster Experience and Recovery at American Public Horticulture Institutions. 2000.
Dragolovich, Kate. Split Night Temperatures for Conservatory Heat Conservation. 1986.
Gerst, Donna L. Testing a Model Planning Process at Not-For-Profits: A Case Study. 1991.
Koller, Garry L. Parking – The Human Approach. 1973.
LeFevre, William M. Factors Affecting Planning in Botanic Gardens and Arboreta. 1999.
Lynch, Harry P. A Water Management Model for Botanic Gardens and Arboreta. 1992.
Medic, Kristine S. Land-Use Laws and the Landscape: A Proposal for Public Horticulture Involvement. 1986.
Newport-Paige, Kara L. Risk Management in Nonprofit Botanical Gardens. 1996.
Nilsson, Mark S. Plant Response to Conservatory Climate. 1990.
Eggers (Stem), Barbara. University Gardens: The Relationship Between Mission, Programming, Administrative Affiliation, Location, and Management Skills. 1992.
Vondrasek, William E. Applying Visitor Survey Results to Decision Making in Public Gardens. 2000.
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Public Relations and Marketing
Bouvier, Brent W. Mass Media in the Garden: A Public Relations Opportunity. 1994.
Camenga, Daniel E. Visitor Benefit Analysis at Longwood Gardens, Kennett Square, Pennsylvania. 2003.
Day, Bonnie J.S. Publicity for Botanic Gardens, Arboretums and Horticultural Organizations. 1984.
Kromer, Martin B. A Marketing Audit of Longwood Gardens. 1978.
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People-Plant Interactions
Bennett, Ellen S. The Psychological Benefits of Public Gardens for Urban Residents. 1995.
Daubmann, Karen. Community Relations at Public Gardens: Issues, Causes, and Responses. 2002.
D’Agostino, Scott. Inhibitors in Community Gardens: Variations Depending on Mission Focus and Potential Solutions. 2005
Patterson, Karla S. Longwood Gardens: A Visitor Study. 1978.
Plankinton, Herbert S. Horticulture as a Work Program for Therapy. 1973.
Salisbury, Kathleen V. Enhancing the Experiences of Blind and Visually Impaired Visitors in Botanical Gardens. 2000.
Skye, Barbara J. An Approach for Planning Ethnobotanical Displays: Desert Southwest Plants and Peoples. 1997.
Zadik, Madelaine H. Social Perspectives in Horticulture. 1987.
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Technology
Brown, Richard A. Electronic Data Processing and Botanic Garden Records. 1970
Buswell, Gordon E. Bedding Plant Mechanization. 1971.
Chewning (Kohler), Carol D. Mosquitoes, Marsh-Elders, and Multi-Media: A Prototype for Interactive Plant Interpretation at Assateague Island National Seashore. 1993.
Dawson, Shelley. Selection of Geographic Information System (GIS) Software for the Mapping of Living Plant Collections. 2005.
Murbach, David. (3 part non-thesis option) Development of an Applied Microcomputer Plant Record Tracking/Mapping System, Directory of Computer Use in Plant Record-Keeping, and Operations Manual for Plant Record Tracking/Mapping System. 1988.
Tejral, Cindy. An Analysis of Public Garden Web Sites. 2002
Zoehrer, Melinda L. Desktop Publishing in Public Horticulture: Communicating the Difference. 1994.
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Miscellaneous
Altermatt, Mary. Promoting Community Involvement to Serve the Goals of a Municipal Urban Forestry Department. 1993.
Bechtol, Nancy. Guidelines for Establishing an Integrated Pest Management Program in a Public Garden and a Case Study Report of Public Gardens with IPM Programs. 1988.
Butler, Melissa. A Study of Visitation of Living History Farms and Agriculture Museums. 2006.
Correll, Philip. Botanical Gardens and Arboreta of North America: An Organizational Survey. 1980.
Ewert, Thomas E. Survey of Membership of the American Association of Botanical Gardens and Arboreta. 1972.
Galindo, Christian. The Strategy Process of Cultural Not-for-profit Orangizations. 2006.
Halpern, Robert R. Birds for Conservatories and Greenhouses. 1986.
Hartsough (Lasher), Nora J. Performing Arts at Public Gardens in the United States. 1994.
Hird, Abby J. International Collaboration Among Public Gardens in the Russian Federation and the United States. 2007.
Keri A. Leymaster. An Analysis of the Impact and Involvement of the Hotel Industry in Public Horticulture. 2008.
Lindemann (Ranesjewski), Patricia R. A Method for Evaluating the Use of Living Plant Collections in Public Horticultural Institutions. 1997.
Roderick (Ronafalvy), Kelly. Family-related Performing Arts Events at Public Gardens in the Unitied States. 2002.
Rudyj, Erich S. International Cooperation Among Botanic Gardens: The Concept of Establishing Agreements. 1988.
Scheu, Diane L. The Role of Horticulture in Theme Parks. 1996.
Sharber, Casey D. An Analysis of the Mutual Awareness Between Public Horticulture and the National FFA Organization. 2007.
Stauffer, Gwen L. Methods of Audience Research for Museums with Living Collections. 1993.
Venner Senske, Jacqueline. Ornamental Horticulture at Living History Farms in Urbandale, Iowa. 2005.
Wasson, Ernest. Home Horticulture Information Requests and A Model for Establishing Horticultural Information-Resource Centers. 1987.
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