May 2016

Determination of heavy metal concentration in Neem (Azadirachta indica) leaves, bark and soil along some major roads in Lafia, Nasarawa State Nigeria

Soil, vegetation and atmospheric pollution have been a serious problem in recent years in Lafia, especially among the communities living along the major highways due to increase in industrialization and vehicular movements. The level of heavy metals (Cd, Cr, Ni, Pb and Zn) in Neem tree leaves, bark and soil along major roads in Lafia were determined using digestion and atomic absorption spectrophotometer methods. The...

Author(s): A. U. Augustine, J. C. Onwuka and C. Q. Albert