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Seedling Insensitivity to Ozone for Three Conifer Species Native to Great Smoky Mountains National Park." Environmental Pollution 108, no. 2 (2000): 141-151.
"Seedling Production in the High-Elevation Beech (Fagus-Grandifolia Ehrh) Forests of the "Great-Smoky-Mountains-National-Park." Castanea 46, no. 3 (1981): 217-224.
"Sensitivity of Seedlings of Black Cherry (Prunus serotina Ehrh.) to Ozone in Great Smoky Mountains National Park. I. Exposure-Response Curves for Biomass." New Phytologist 130, no. 3 (1995): 447-459.
"Size- and Age-Class Distributions of Fraser Fir Following Balsam Woolly Adelgid Infestation." Canadian Journal of Forest Research 30, no. 6 (2000): 948-957.
"Size-specific Mortality, Growth, and Structure of a Great Smoky Mountains Red Spruce Population." Canadian Journal of Forest Research 20, no. 2 (1990): 206-210.
"Species Diversity and Composition in Old Growth and Second Growth Rich Coves of the Southern Appalachian Mountains." Castanea 74, no. 1 (2009): 27-38.
"Survival of Trees After Low-Intensity Surface Fires In Great Smoky Mountains National Park." Ecology 65, no. 3 (1984): 796-802.
"Trace Elements in Tree Rings: Evidence of Recent and Historical Air Pollution." Science 224, no. 4648 (1984): 494-497.
"Tree Replacement in Small Canopy Gaps of a Tsuga Canadensis Forest in the Southern Appalachians, Tennessee." Oecologia 44, no. 1 (1979): 141-142.
"Trees Grow on Stilts in Great Smoky Mountains." Science News Letter 28, no. 750 (1935): 125.
"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.
"Two Hundred Year Variation of Southern Red Spruce Radial Growth as Estimated by Spectral Analysis." Canadian Journal of Forest Research 23 (1993): 291-301.
"Variation in Radial Growth of American Beech (Fagus grandifolia Ehrh.) at High Elevations inthe Great Smoky Mountains." Bulletin of the Torrey Botanical Club 112, no. 4 (1985): 398-402.
"Yellow-Poplar: A Component of Climax Forests?" Journal of Forestry 76, no. 7 (1978): 421-423.
"Tallest Native Hardwood Tree In North America Is Located In A National Park." National Park Traveler (2012).
"Analyses of Great Smoky Mountain Red Spruce Tree Ring Data In General Technical Report SO. New Orleans, LA: U.S. Department of Agriculture, Forest Service, 1988.
An Analysis of Variation Within White Oak (Quercus alba L.). North Carolina Agriculture Experiment Station, 1975.
Dendroecology of American Beech Stands Infested with Beech Bark Disease: A Comparative Study of Stand Dynamics and Temporal Growth Features. Resources Management and Science Division, Great Smoky Mountains National Park, 1995.
Final Contract Report for Regional Chief Scientist, Southeast Regional Office, National Park Service On Stem Morphology and Physiology of Fraser Fir in Relation to Balsam Wolly Aphid. Knoxville, TN: University of Tennessee, 1981.
Fraser Fir in the Great Smoky Mountains National Park: Its Demise by the Balsam Woolly Aphid (Adelges Piceae Ratz.). Knoxville, TN: Department of Forestry, University of Tennessee, 1978.
Lterm: Long-term Monitoring and Research in Great Smoky Mountains National Park: Vegetation Monitoring and an Assessment of Past Studies In Technical Report. Chapel Hill, NC: North Carolina Botanical Garden; Department of Biology, University of North Carolina, 1993.
Red Spruce Tree Ring Analysis Using a Kalman Filter In Analyses of Great Smoky Mountain Red Spruce Tree Ring Data. New Orleans, LA: U.S. Department of Agriculture, Forest Service, 1988.
Regeneration of Fraser Fir After Thirty Years of Balsam Woolly Adelgid Infestation. Great Smoky Mountains National Park, 1995.
Return of the American Chestnut to the North American Landscape. Knoxville, TN: University of Tennessee, 1989.
A Survey of Radial Growth Trends in Spruce in the Great Smoky Mountains National Park as Influenced by Topography, Age, and Stand Development. Oak Ridge National Laboratory: U.S. Department of Energy, 1990.