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32.
A Chemical Foundation for Native American Use of Cercis canadensis and Zanthoxylum clava-herculis
by Steinberg, Kelly Marie, M.S.  The University of Alabama in Huntsville. 2017: 85 pages; 10937262.
34.
Assessment of Watershed Health on Intermittent Watersheds in Southwestern North Dakota
by Hecker, Garret Allen, M.S.  North Dakota State University. 2017: 160 pages; 10285615.
35.
The impacts of environmental and land-use variables on butterfly communities across a temperate landscape
by Robinson, Natalie Suzanne, M.A.  University of Colorado at Boulder. 2009: 92 pages; 1464552.
36.
Effects of the seed bank and interseeding in reconstructed tallgrass prairies
by Rossiter, Stephen Cary, M.S.  The University of North Dakota. 2013: 69 pages; 1552216.
37.
Homology , Homoplasy and the Holobiont: A Comparative Genomics Approach
by Kamel, Bishoy, Ph.D.  The Pennsylvania State University. 2016: 72 pages; 13871846.
41.
Biological capability of selected ecological sites in the western Dakotas
by Klempel, Lauren Nicole, M.S.  North Dakota State University. 2015: 110 pages; 1599350.
42.
43.
Forest communities along soil, acid deposition, and climate gradients of the Appalachian Trail
by Quant, Juliana, M.S.  State University of New York College of Environmental Science and Forestry. 2014: 120 pages; 1560747.
44.
Neotropical ant-gardens: Behavioral and chemical ecology of an obligate ant -plant mutualism
by Youngsteadt, Elsa Kristen, Ph.D.  North Carolina State University. 2008: 163 pages; 3345473.
45.
Plant selenium accumulation and the rhizosphere effect
by Alford, Elan Reine, Ph.D.  Colorado State University. 2011: 180 pages; 3489842.
46.
Ecology and Conservation of the Salt Marsh Harvest Mouse in the Modern San Francisco Estuary
by Smith, Katherine Rose, Ph.D.  University of California, Davis. 2018: 158 pages; 13424976.
48.
Plant Responses to Environmental Heterogeneity in Great Basin Sagebrush Steppe
by Barga, Sarah C., Ph.D.  University of Nevada, Reno. 2017: 175 pages; 10622144.
50.
Patterns of wetland plant species richness across estuarine river gradients
by Sharpe, Peter James, Ph.D.  University of Maryland, College Park. 2009: 217 pages; 3372985.
51.
Understanding Fruit Color Diversity: Global Patterns and Case Studies in Viburnum
by Sinnott-Armstrong, Miranda A., Ph.D.  Yale University. 2019: 312 pages; 27540268.
52.
Factors affecting spatial and temporal dynamics of an ungulate assemblage in the Black Hills, South Dakota
by Keller, Barbara Jean, Ph.D.  University of Missouri - Columbia. 2011: 391 pages; 3515896.
31 - 54 of 54 displayed.
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