Table 2 Soil characteristics in the three RadiMax units
Unit | Soil depth (m) | Clay (< 2 ɥm) (%) | Silt (2–50 ɥm) (%) | Fine sand (50–500 ɥm) (%) | Coarse sand (500–2000 ɥm) (%) | Organic carbon (%) | Soil bulk density (g cm−3) | PH | P (mg kg−1) | K (mg kg−1) | Mg (mg kg−1) |
|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 0–0.4 | 0.12 ± 0.00 | 0.14 ± 0.03 | 0.45 ± 0.02 | 0.29 ± 0.01 | 0.015 ± 0.000 | 1.58 ± 0.04 | 7.10 ± 0.20 | 3.50 ± 0.00 | 10.50 ± 1.00 | 5.05 ± 0.30 |
0.5–1.0 | 0.14 ± 0.02 | 0.14 ± 0.04 | 0.45 ± 0.05 | 0.26 ± 0.01 | 0.006 ± 0.004 | 1.76 ± 0.07 | 7.40 ± 0.20 | 0.90 ± 0.40 | 3.90 ± 0.00 | 3.15 ± 0.30 | |
2 | 0–0.4 | 0.12 ± 0.01 | 0.13 ± 0.03 | 0.44 ± 0.01 | 0.29 ± 0.01 | 0.017 ± 0.004 | 1.59 ± 0.05 | 7.00 ± 0.40 | 4.00 ± 1.00 | 12.00 ± 4.00 | 5.20 ± 0.00 |
0.5–1.0 | 0.14 ± 0.01 | 0.13 ± 0.01 | 0.47 ± 0.00 | 0.25 ± 0.02 | 0.006 ± 0.010 | 1.70 ± 0.06 | 7.50 ± 0.40 | 0.75 ± 0.70 | 3.55 ± 0.70 | 2.95 ± 0.70 | |
3 | 0–0.4 | 0.12 ± 0.00 | 0.12 ± 0.01 | 0.46 ± 0.01 | 0.28 ± 0.01 | 0.018 ± 0.000 | 1.57 ± 0.01 | 6.85 ± 0.30 | 3.65 ± 0.30 | 11.00 ± 0.00 | 5.05 ± 0.10 |
0.5–1.0 | 0.13 ± 0.00 | 0.13 ± 0.01 | 0.45 ± 0.00 | 0.28 ± 0.00 | 0.004 ± 0.003 | 1.70 ± 0.01 | 7.50 ± 0.20 | 0.80 ± 0.80 | 3.35 ± 0.30 | 2.90 ± 0.40 |