Certain physico-chemical changes in the soil brought about by contamination of crude oil in two oil fields of Assam, NE India

Debojit Barua, Jitu Buragohain

Abstract

The effect of crude oil spill on soil causes decrease in soil moisture , porosity, water holding capacity, soil pH and extractable phosphorous whereas increase in total nitrogen, organic carbon , exchangeable potassium. Spilled crude oil is certainly responsible for alterations of soil physico-chemical properties.