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Changes in the Great Smoky Mountains Fraser Fir Forest (1990-2000) In Report to the Great Smoky Mountains National Park. Knoxville, TN: University of Tennessee, 2004.
Is Coarse Woody Debris a Net Sink or Source of Nitrogen in the Red Spruce - Fraser Fir Forest of the Southern Appalachians, USA?" Canadian Journal of Forest Research 34, no. 3 (2004): 716-727.
"Exploring Interactions Between Pollutant Emissions and Climatic Variability in Growth of Red Spruce in the Great Smoky Mountains National Park." Water Air and Soil Pollution 159, no. 1 (2004): 225-248.
"Red Spruce Dynamics in an Old Southern Appalachian Forest." Journal of the Torrey Botanical Society 131, no. 4 (2004): 337-342.
"Impact of the Balsam Woolly Adelgid (Adelges piceae Ratz.) on an Abies fraseri (Pursh) Poir. Dominated Stand near the Summit of Mount LeConte, Tennessee." Castanea 68, no. 2 (2003): 109-118.
"GIS Modeling of Spruce/Fir Distribution and its Lower Boundary in the Great Smoky Mountains National Park, Edited by Aaron Moody. Chapel Hill, NC: University of North Carolina, 2002.
Soil Attributes as Viable Agents in Red Spruce Mortality Along the Southern Appalachian Highlands with Applications As Field and Laboratory Exercises For Community College Science Courses. Fairfax, VA: George Mason University, 2002.
Variation in Overstory Nitrogen Uptake in a Small, High-Elevation Southern Appalachian Spruce-Fir Watershed." Canadian Journal of Forest Research 32, no. 10 (2002): 1741-1752.
"Spectral Response and Spatial Pattern of Fraser fir Mortality and Regeneration, Great Smoky Mountains, USA." Plant Ecology 156, no. 1 (2001): 59-74.
"Is There Synchronicity in Nitrogen Input and Output Fluxes at the Noland Divide Watershed, a Small N-Saturated Forested Catchment in the Great Smoky Mountains National Park." The Scientific World Journal 1 (2001): 480-492.
"Application of Spherical Statistics to Change Vector Analysis of Landsat Data: Southern Appalachian Spruce-Fir Forests." Remote Sensing of Environment 74, no. 3 (2000): 482-493.
"Nitrogen Saturation and Soil N Availability in a High-Elevation Spruce and Fir Forest." Water Air and Soil Pollution 120, no. 3-4 (2000): 295-313.
"Growth Pattern of Picea rubens Prior to Canopy Recruitment." Plant Ecology 140, no. 2 (1999): 245-253.
"Foliar Retention of N-15 Tracers: Implications for Net Canopy Exchange in Low- and High-elevation Forest Ecosystems." Forest Ecology and Management 103, no. 2-3 (1998): 211-216.
"Patterns of Overstory Composition in the FIr and Fir-Spruce Forests of the Great Smoky Mountains After Balsam Woolly Adelgid Infestation." The American Midland Naturalist 139, no. 2 (1998): 340-352.
"Response of Avian Communities to Distrubance by an Exotic Insect in Spruce-Fir Forests of the Southern Appalachains." Conservation Biology 12, no. 1 (1998): 177-189.
"Southern Appalachian Fir and Fir-Spruce Forest Community Changes Following Balsam Woolly Adelgid Infestation In Ecology and Evolutionary Biology. Vol. Master of Science. Knoxville: University of Tennessee, 1997.
Estimation of Tree Replacement Patterns in an Appalachian Picea-Abies Forest." Journal of Vegetation Science 7, no. 5 (1996): 685-694.
"Simulated Responses of Red Spruce Forest Soils to Reduced Sulfur and Nitrogen Deposition." Journal of Environmental Quality 25, no. 6 (1996): 1300-1309.
"Vegetation, Biomass, and Nitrogen Pools in a Spruce-Fir Forest of the Great Smoky Mountains National Park." Bulletin of the Torrey Botanical Club 123, no. 4 (1996): 318-329.
"Acidic Deposition, Ecosystem Processes, and Nitrogen Saturation in a High Elevation Southern Appalachian Watershed." Water Air and Soil Pollution 85, no. 3 (1995): 1647-1652.
"Foliar Deficiencies of Mature Southern Appalachian Red Spruce Determined from Fertilizer Trials." Soil Science Society of America Journal 58, no. 5 (1994): 1572-1579.
"Mortality Trends in a Southern Appalachian Red Spruce Population." Forest Ecology and Management 64, no. 1 (1994): 41-45.
"Two Hundred Year Variation of Southern Red Spruce Radial Growth as Estimated by Spectral Analysis: Comment." Canadian Journal of Forest Research 24, no. 11 (1994): 2299-2304.
"Acid Deposition Alters Red Spruce Physiology: Laboratory Studies Support Field Observations." Canadian Journal of Forest Research 23, no. 3 (1993): 380-386.
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