Bioremediation of Heavy Metals in Crude Oil-Contaminated Utisol, Using Nutrient Formulate Produced from Jatropha tanjorensis Leaf Extract

Table 2.

Physical andChemical Properties of the Uncontaminated Soil

Sand (%) Silt (%) Clay (%) MC (%) pH EC (µS/cm) OC (%) OM (%) Cd (mg/kg) Cr (mg/kg) Zn(mg/kg) Pb (mg/kg)

59 28.6 12.4 8.91 5.82 17.1 0.69 0.89 ND ND ND ND

MC, Moisture Content; EC, Electrical Conductivity; OC, Organic Carbon. OM, Organic Matter; ND, Not Detected.