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