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Effects of Disturbance by Visitors on Two Woodland Orchid Species in Great Smoky Mountains National Park, USA." Biological Conservation 31, no. 3 (1985): 211-227.
"Trail Erosion Patterns in Great Smoky Mountains National Park." Environmental Management 3, no. 5 (1979): 431-445.
"Disturbance and Recovery of Plant Communities in Great Smoky Mountains National Park: Successional Dynamics and Concepts of Naturalness." In Successional Research and Environmental Pollutant Monitoring Associated with Biosphere Reserves, edited by M. A. Hemstrom and Jerry F. Franklin, 42-79. Washington, DC: US National Committee for Man and the Biosphere, 1981.
"Impacts of White-tailed Deer on the Vegetation of Cades Cove, Great Smoky Mountains National Park In Proceeding of the Annual Conference South East Association of Fish and Wildlife Agencies 33., 1979.
The Effect of the European Wild Boar (Sus scrofa) on the High-Elevation Vernal Flora in Great Smoky Mountains National Park." Bulletin of the Torrey Botanical Club 101, no. 4 (1974): 198-206.
"The Effect of the European Wild Boar (Sus scrofa) on Gray Beech Forest in the Great Smoky Mountains." Ecology 56, no. 6 (1975): 1356-1366.
"Songs of the Sacred Harp." The Tennessee Conservationist 44, no. 6 (1978): 22-24.
"Patterns of European Wild Boar Rooting in the Western Great Smoky Mountains." Castanea 47, no. 3 (1982): 230-242.
"Visitor Impact on Backcountry Campsites in the Great Smoky Mountains." Environmental Management 2, no. 5 (1978): 431-442.
"Agricultural Area Impacts WIthin a Natural Area: Cades Cove, A Case History." Environmental Management 4, no. 5 (1980): 433-448.
"An Integrated Ecological Approach to the Management of European Wild Boar (sus scrofa) in Great Smoky Mountains National Park In Research/resources Management Report; no. 3. Gatlinburg, Tenn. : Uplands Field Research Laboratory, Great Smoky Mountains National Park , 1974.
Trail and Campsite Erosion Survey for Great Smoky Mountains National Park Part VI: The Description of Individual Trails In Research/resources Management Report; no. 16. Gatlinburg, Tenn.: Uplands Field Research Laboratory, Great Smoky Mountains National Park , 1977.
Ease of Visitor Access and the Population Structure of Two Woodland Orchid Species in Great Smoky Mountains National Park: An Investigation of Possible Effects of Plant Poaching. Athens, GA: US National Park Service Cooperative Unit, University of Georgia, 1982.
Rooting Impacts of the European Wild Boar on the Vegetation of Great Smoky Mountains National Park During a year of Mast Failure." In 2nd. Conference on Scientific Research in the National Parks, 276-293. San Francisco, California, 1979.
"Preliminary Status of Rare Plants in Great Smoky Mountains National Park In Management Report. Gatlinburg, TN: Uplands Field Research Laboratory, 1979.
Rare Plant Management -- After Preservation What?" Rhodora 82, no. 829 (1980): 49-75.
"A Comparison of the Beta Diversity Functions of the Overstory and Herbaceous Understory of a Deciduous Forest." Bulletin of the Torrey Botanical Club 102, no. 2 (1975): 55-60.
"Firewood-Gathering Impacts in Backcountry Campsites in Great Smoky Mountains National Park." Environmental Management 6, no. 1 (1982): 63-71.
"Resource Division in an Understory Herb Community: Responses to Temporal and Microtopographic Gradients." The American Naturalist 110, no. 974 (1976): 679-693 .
"Great Smoky Mountains National Park: Disturbance and Visitation on Mount Le Conte. Gatlinburg, TN: U.S. Department of the Interior, National Park Service, 1977.
Instructions for Plant Species Record Sheets. Gatlinburg, TN: Uplands Field Research Laboratory , 1970.
Rare Plant Status Report, 1978. Gatlinburg, TN: Uplands Field Research Laboratory, 1978.
The Structure and Diversity of Herbaceous Understory Communities in Temperate Deciduous Forest. Ithaca, NY: Cornell University, 1975.
Wild Hogs in the United States -- Origin and Nomenclature In Research & Management of Wild Hog Populations: Proceedings of a Symposium. Georgetown, South Carolina: Belle W. Baruch Forest Science Institute of Clemson University, 1977.
The Effect of the European Wild Boar on the Flora of the Great Smoky Mountains National Park In Research & Management of Wild Hog Populations: Proceedings of a Symposium. Georgetown, South Carolina: Belle W. Baruch Forest Science Institute of Clemson University, 1977.