conifers
- Mixed conifers, West Bay Lake, Michigan. 1923
- Petersham culture experiments; Petersham, Mass.. 1932
- Pine-hemlock-hardwood old growth; Pisgah NH. 1930
- Plantation MF thesis study; Harvard Forest and adjoining lands. 1931-1932
- Plantation MF thesis study; Harvard Forest and adjoining lands. 1931-1932
- Preliminary Proposal: Collaborative and RUI Proposal: Loss of Foundational Tree Species Alters Litter Diversity Effects on Decomposition Rates in Temperate Streams and Riparian Zones. 2012-2016