Biosolid Soil Application: Toxicity Tests under Laboratory Conditions

Table 1

Fertility parameters of the control soil.

Sample	pH	g/dm³	mg/dm³	mmol/dm³ TFSA						%	Ratio
	CaCl2	OM	P res	K	Ca	Mg	H + Al	SB	CEC	V	Ca/Mg	Mg/K
Soil	6.20	18	3.0	0.8	2	1	88	3.9	91.9	4.2	2.0	1.25

OM: organic matter; CEC: cation-exchange capacity; V: base saturation.