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Changes in Carbon Following Forest Soil Transplants Along an Altitudinal Gradient." Communications in Soil Science and Plant Analysis 39, no. 19-20 (2008): 2883-2893.
"Measured Forest Soil C Stocks and Estimated Turnover Times Along an Elevation Gradient." GEODERMA 136, no. 1-2 (2006): 342-352.
"Relationships Among Forest Soil C Isotopic Composition, Partitioning, and Turnover Times." Canadian Journal of Forest Research 36, no. 9 (2006): 2157-2167.
"Potential Net Soil N Mineralization and Decomposition of Glycine-C-13 in Forest Soils Along an Elevation Gradient." Soil Biology & Biochemistry 36, no. 9 (2004): 1491-1496.
"Climate Controls on Forest Soil C Isotope Ratios in the Southern Appalachian Mountains." Ecology 81, no. 4 (2000): 1108-1119.
"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.
"Forest Soil Carbon Inventories and Dynamics Along an Elevation Gradient in the Southern Appalachian Mountains." Biogeochemistry 45, no. 2 (1999): 115-145.
"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.
"Elevational Trends in the Fluxes of Sulphur and Nitrogen in Throughfall in the Southern Appalachian Mountains: Some Surprising Results." Water Air and Soil Pollution 85, no. 4 (1995): 2265-2270.
"Relationships Between Soil Nitrogen Dynamics and Natural 15N Abundance in Plant Foliage from Great Smoky Mountains National Park." Canadian Journal of Forest Research 24, no. 8 (1994): 1636-1645.
"Nitrogen Isotope Ratios in Plants as an Indicator of N Status in the Great Smoky Mountains In Third Annual Southern Appalachian Man and the Biosphere Conference. Gatlinburg, TN: Tennessee Valley Authority, 1992.