Table 1 C, N, H, C/N and C/H ratios, and pH of different horizons in the soil profiles of this study
From: Infrared spectra of soil organic matter under a primary vegetation sequence
Horizon | %C | %N | %H | C/N | C/H | pH (H20) | PH(KCl) |
|---|---|---|---|---|---|---|---|
| Â | Profile I | ||||||
H | 35.3 | 1.12 | 3.8 | 31.5 | 9.3 | 3.5 | 2.5 |
E | 0.9 | 0.02 | 0.05 | 45.0 | 18.0 | 3.9 | 3.4 |
B | 0.2 | 0.02 | 0.04 | 10.0 | 5.0 | 3.7 | 3.5 |
C | 0.2 | 0.01 | 0.03 | 20.0 | 6.7 | 4.2 | 4.5 |
| Â | Profile II | ||||||
H | 41.0 | 1.42 | 5.05 | 28.9 | 8.1 | 3.5 | 2.5 |
E | 0.6 | 0.02 | 0.04 | 30.0 | 15.0 | 3.8 | 3.4 |
B | 0.5 | 0.02 | 0.01 | 25.0 | 50.0 | 3.8 | 3.7 |
C | 0.1 | 0.01 | 0.01 | 10.0 | 10.0 | 4.4 | 4.7 |
| Â | Profile III | ||||||
H | 22.1 | 0.93 | 2.81 | 23.8 | 7.9 | 3.7 | 2.6 |
E | 0.7 | 0.04 | 0.04 | 17.5 | 17.5 | 3.8 | 3.4 |
B | 0.8 | 0.04 | 0.08 | 20.0 | 10.0 | 3.7 | 3.4 |
C | 0.2 | 0.01 | 0.01 | 20.0 | 20.0 | 4.3 | 4.7 |