Table 1 Soil contents in clay, silt, sand, organic matter (OM), organic carbon (OC), total nitrogen (N), C/N, and pH at 0–15, 15–30, and 30–45 cm depths prior to planting (February 2011). Means ± standard errors, n = 6
0–15 cm | 15–30 cm | 30–45 cm | |
|---|---|---|---|
Clay (%) | 9 ± 1 | 9 ± 2 | 10 ± 4 |
Silt (%) | 23 ± 2 | 21 ± 4 | 21 ± 6 |
Sand (%) | 68 ± 3 | 70 ± 6 | 69 ± 10 |
OM (%) | 1.7 ± 0.5 | 1.5 ± 0.4 | 0.8 ± 0.3 |
OC (%) | 1.0 ± 0.3 | 0.9 ± 0.2 | 0.5 ± 0.2 |
N (%) | 0.08 ± 0.02 | 0.07 ± 0.02 | 0.04 ± 0.01 |
C/N | 11.7 ± 0.8 | 11.6 ± 0.6 | 12.0 ± 1.6 |
pH | 5.6 ± 0.3 | 6.0 ± 0.5 | 6.3 ± 0.5 |