Carbon Distribution in Subalpine Forests and Meadows of the Olympic Mountains, Washington
Susan J. Pricharda,
David L. Petersonb and
R.David Hammerc
a College of Forest Resources, University of Washington, Box 352100, Seattle, WA 98195-2100 USA
b U.S. Geological Survey, Forest and Rangeland Ecosystem Science Center, Cascadia Field Station, Box 352100, Seattle, WA 98195-2100 USA
c School of Natural Resources, Soil Science, 302 ABNR Building, University of Missouri, Columbia, MO 65201 USA
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Fig. 1 Photograph of a subalpine forest–meadow mosaic near Mount Seattle, Olympic National Park, in the southwest study area
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Fig. 2 Study areas in Olympic National Park. Study sites within either the northeast (NE) or southwest (SW) are located within 0.5 to 3 km of each other
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Fig. 3 Carbon concentrations in mineral soil profiles of northeast (NE) forest, NE meadow, southwest (SW) forest, and SW meadow sites. Individual curves represent the three profiles sampled within each site. Representative sites were selected based on their intermediate C values
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Fig. 4 Mean soil C content in each site (Sites 1–3). Vertical bars denote one standard deviation of the mean
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Fig. 5 Carbon content in each soil profile. Individual curves represent the three profiles sampled within each site. Profiles depicted in this figure are the same as in Fig. 3
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Fig. 6 Ecosystem C divided into components of aboveground biomass, woody debris (fine and large woody debris), organic horizons, belowground biomass (coarse roots in forest sites and total root biomass in meadow sites), and mineral soil
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Copyright © 2000 by the Soil Science Society of America.
