作者: PC Onianwa , Sayo O Fakayode
关键词:
摘要: Levels of Pb, Zn, Cu, Cr, Ni and Cd were determined in topsoil vegetation the vicinity a factory manufacturing lead- batteries Ibadan, Nigeria. The samples collected along five transects different directions, varying distances up to 1000 m from factory. Soil lead levels found be elevated around factory, with average about 2000 mg kg−1 close fence that declined gradually 50 some 750 away. Soil-lead level primary school located 500 was as high 1450 kg−1. Lead equally vegetation, though slightly lower than soil. Cadmium concentrations soil low, more positively correlated any other metals are lead.