origin
- Dynamics of Old-Growth Forests on Wachusett Mountain in Princeton MA 1996-1997. HF016
- Inorganic Nitrogen Pools and Tree Composition in Hemlock Removal Experiment at Harvard Forest 2007-2009. HF179
- Permanent Plots at Pisgah State Forest in Winchester NH since 1984. HF041
- Regeneration Following Clearcutting Study at Harvard Forest since 1991. HF047
- Timber Harvesting Field Study in Western Massachusetts 2004-2005. HF127
- Ungulate Browsing and Foundation Tree Regeneration in Central New England 2010. HF242
- Vegetation Response in Simulated Hurricane Experiment at Harvard Forest since 1990. HF002