Fig. 7From: Kinetic modelling of in situ treatment of petroleum hydrocarbon contaminated soil using bone char and NPK fertilizersPictorial views of experimental site at various stages of treatment (a) Delineated portion contaminated with crude oil, (b) Crude oil contaminated soil with dead plants 2 weeks after contamination, (c) Remediation treatment with Bone Char/NPK, (d) 14 d after treatment, (e) 30 d after treatment with growths, (f) 45 d after treatment, (g) 60 d after treatmentBack to article page