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- Carbon cycle (Biogeochemistry) -- Oregon -- H.J. Andrews Experimental Forest1
- Detritus -- Oregon -- H.J. Andrews Experimental Forest1
- Fluorescence spectroscopy -- Oregon -- H.J. Andrews Experimental Forest1
- Forest litter -- Biodegradation -- Oregon -- H.J. Andrews Experimental Forest1
- Soils -- Carbon content -- Oregon -- H.J. Andrews Experimental Forest1