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Table 1 The chemical properties of partially decomposed materials collected at various organic horizons in 3 topographic positions of the Yuanyang Lake ecosystem in Taiwan

From: Characterization of soil organic matter in perhumid natural cypress forest: comparison of humification in different particle-size fractions

Pedons Soil type Organic horizon Depth (cm) pH (H2O) TCa(%) TNb(%) C/N ratio
Summit Albaquult Oi 8-10 3.7 35.2 1.4 25.1
   Oe 3-8 3.5 49.2 2.1 23.4
   Oa 0-3 3.5 49.2 2.2 22.3
Footslope Dystrochrept Oi 11-15 3.8 54.2 1.8 30.1
   Oe 3-11 3.5 51.2 2.1 24.3
   Oa 0-3 3.3 47.7 2.3 20.7
Lakeshore Histosol Oi 24-33 3.5 36.3 1.1 33.0
   Oe 11-24 3.4 18.7 0.6 31.1
   Oa 0-11 3.5 17.7 0.7 23.9
  1. aTotal carbon.
  2. bTotal nitrogen.