Research Article
Spatial Variability and Relationship of Mangrove Soil Organic Matter to Organic Carbon
Table 1
Descriptive statistics of total carbon, soil organic carbon, soil inorganic carbon contents, and soil characteristics in surface and subsurface soils.
| Parameters | Surface soil (0–5 cm) | Subsurface soil (5–10 cm) | Max | Min | Mean | SD | Max | Min | Mean | SD |
| Total carbon (%) | 6.20 | 0.02 | 3.09 | 1.25 | 5.08 | 0.02 | 2.53 | 1.49 | Soil organic carbon (%) | 6.20 | 0.02 | 3.08 | 1.25 | 5.01 | 0.02 | 2.51 | 1.47 | Soil inorganic carbon (%) | 0.06 | 0.00 | 0.01 | 0.02 | 0.23 | 0.00 | 0.03 | 0.05 | pH | 8.01 | 6.95 | 7.38 | — | 8.12 | 7.35 | 7.81 | — | Salinity (ppt) | 3.04 | 1.00 | 2.04 | 0.47 | 3.52 | 1.20 | 2.22 | 0.52 | EC (mS/cm) | 5.28 | 1.88 | 3.66 | 0.78 | 6.06 | 2.24 | 3.96 | 0.86 | TDS (g/L) | 2.64 | 0.94 | 1.83 | 0.39 | 3.03 | 1.12 | 1.98 | 0.43 |
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ppt = parts per thousand; mS/cm = microsiemens/centimeter; EC = electrical conductivity; TDS = total dissolved solids; g/L = grams/liter.
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