Found 198 results
Tennessee-Division-of-Natural-Heritage.  Submitted.  Unpublished data.
THE CULTURAL LANDSCAPE FOUNDATION.  2006.  Dumbarton Oaks Park: Farrand’s garden in the valley.
The National Park Service Biodiversity Database.  2014.  NPSpecies - The National Park Service Biodiversity Database. Secure online version.
The Nature Conservancy.  1998.  Vegetation classification of Rock Creek Park.
The Nature Conservancy, Sweet Water Trust.  2004.  Determining the size of eastern forest reserves.
The-Owl-Pages.  2008.  Barred Owl - Strix varia.
The-Weather-Channel-Interactive.  2009.  Monthly averages for Washington, DC.
Thompson EH, Sorenson ER.  2000.  Wetland, woodland, wildland: A guide to the natural communities of Vermont.
Thompson B.  2009.  Bill of the Birds: It’s Getting Cuckoo.
Townsend JF.  2006.  Natural heritage resources of Virginia: rare plants. Unpublished report.
Tucker M.  1999.  Think Again.
U.S. Fish and Wildlife Service.  2007.  Hay’s Spring amphipod (Stygobromus hayi).
University C.  2016.  Viburnum Leaf Beetle.
University of Maryland Extension.  2008.  Sirex Woodwasp.
University of Maryland Extension.  2008.  Beech Bark Disease. Accessed 2015
University-of-Massachusetts-Extension.  2002.  The Beech Blight Aphid.
US Department of Agriculture Forest Service.  1995.  Pest Alert: Butternut Canker.
US Department of Agriculture Forest Service.  2017.  Major Forest Insect and Disease Conditions in the United States: 2015.
US Department of Agriculture Forest Service.  2003.  Gypsy moth in North America.
US Department of Agriculture Forest Service.  1998.  How to identify and manage Dutch elm disease.
US Department of Agriculture Forest Service.  2009.  Major forest insect and disease conditions in the United States 2007.
US-Department-of-Agriculture, Natural-Resources-Conservation-Service.  2014.  Soil Textural Triangle graphic.
US-Department-of-Agriculture-Forest-Service.  1990.  Silvics of North America. Volume 2: Hardwoods. Agricultural Handbook 654. Hardwoods. Volume 2: Hardwoods