Pb-Contaminated Soil from Quintero-Ventanas, Chile: Remediation Using Sarcocornia neei

Table 2

Values of fertility analysis in samples from soil collected from Los Maitenes wetland.

Shows	pH at 25°C	Electric conductivity at 25°C (dS/m)	Organic material (%)	N (mg/kg)	Zn (mg/kg)	Mn (mg/kg)	Fe (mg/kg)
Optimum range	6.5–7.5	1.0–2.5	5.1–1.0	21–35	0.50–1.00	0.6–1.0	2.6–4.5
Zone 1	5.77	0.33	3.41	9.03	20.70	12.90	72.30
Zone 2	6.10	0.57	4.08	33.00	26.20	5.95	69.00
Zone 3	6.18	0.47	3.71	9.59	22.80	10.70	71.00
Zone 4	6.38	0.29	1.86	5.53	14.70	7.82	63.70
Zone 5	6.29	0.26	0.53	5.81	12.10	8.22	41.90
Zone 6	5.99	0.85	0.99	4.97	14.60	42.70	4590