Woody detritus density and density reduction factors for tree species in the United States: a synthesis

Harmon, Mark E.; Woodall, Christopher W.; Fasth, Becky; Sexton, Jay. 2008. Woody detritus density and density reduction factors for tree species in the United States: a synthesis. Gen. Tech. Rep. NRS-29 . Newton Square, PA: U.S. Department of Agriculture, Forest Service, Northern Research Station. 84 p.