Accumulation of heavy metals in leafy vegetables grown in urban areas by using sewage water and its effect.

In Mysore city, the leafy vegetables which grow by the use of sewage water like Spinacia oleracea (Spinach), Trigonella foenum (Fenugreek), Apium graveolens (Cerery), Mentha silvertrisviridis, Coriander sativum (Coriander) and Amaranths viridi are subjected to the analysis of heavy metals like cadmium, chromium, cobalt, copper, lead, nickel and zinc. Among the six vegetables Mentha silvertrisviridis shows more absorption of heavy metals from sewage water followed by Apium graveolens (Cerery), Spinacia oleracea (Spinach), Trigonella foenum (Fenugreek), Amaranths viridi and Coriander sativum (Coriander) in northerns area of the city,where these heavy metals affect both plants and human beings. The details are discussed in this paper. [ABSTRACT FROM AUTHOR]