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Biological and physical influences on soil <sup>14</sup>CO<sub>2</sub> seasonal dynamics in a temperate hardwood forest

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Academic year: 2017

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Fig. 1. Schematic of soil plot layout and belowground sensor installation.
Fig. 2. Soil air 14 CO 2 for intact and trenched plots. Grey bar shows range of atmospheric 14 CO 2
Fig. 3. Computed ∆ 14 CO 2 of surface flux, and atmospheric ∆ 14 CO 2 (21 m a.g.l.) for the same period
Fig. 4. Surface flux ∆ 14 C versus soil moisture. In intact soil plots ∆ 14 C and moisture were significantly correlated (slope p = 0.01, R 2 = 0.31)
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