Table 2 Pedogenic oxide concentrations of Fe and Al in eleven topsoil samples (0–5 cm depth).
From: Iron (hydr)oxide formation in Andosols under extreme climate conditions
Feo (mg kg−1) | Fed (mg kg−1) | Feo/Fed | Alo (mg kg−1) | Ald (mg kg−1) | TOC* (wt.%) | TN* (wt.%) | δ13C* (‰ VPDB) | δ15N* (‰ AIR) | |
|---|---|---|---|---|---|---|---|---|---|
Topsoil1 | 1267 | 2320 | 0.55 | 4742 | 0 | 18.14 | 0.68 | −27.00 | 4.15 |
Topsoil2 | 161 | 338 | 0.48 | 4437 | 498 | 6.04 | 0.27 | −26.35 | 3.70 |
Topsoil3 | 188 | 384 | 0.49 | 4566 | 1004 | 1.88 | 0.09 | −25.41 | 2.38 |
Topsoil4 | 231 | 314 | 0.74 | 6299 | 677 | 3.94 | 0.16 | −25.90 | 3.32 |
Topsoil5 | 102 | 270 | 0.38 | 7151 | 116 | 3.29 | 0.14 | −25.38 | 2.19 |
Topsoil6 | 133 | 171 | 0.78 | 5323 | 0 | 5.71 | 0.26 | −26.36 | 3.71 |
Topsoil7 | 634 | 725 | 0.87 | 5994 | 0 | 10.37 | 0.46 | −26.56 | 4.38 |
Topsoil8 | 551 | 707 | 0.78 | 4406 | 535 | 5.26 | 0.24 | −25.81 | 4.14 |
Topsoil9 | 73 | 90 | 0.81 | 5780 | 71 | 4.85 | 0.23 | −25.93 | 3.39 |
Topsoil10 | 153 | 292 | 0.52 | 4106 | 0 | 6.64 | 0.33 | −26.19 | 3.94 |
Topsoil11 | 416 | 704 | 0.59 | 5588 | 0 | 21.06 | 0.94 | −26.18 | 4.37 |
