WASET
Omaka, N. , Offor, I. , Ehiri, R.. "Fe, Pb, Mn, and Cd Concentrations in Edible Mushrooms (Agaricus campestris) Grown in Abakaliki, Ebonyi State, Nigeria". World Academy of Science, Engineering and Technology, Open Science Index 85, International Journal of Agricultural and Biosystems Engineering (2014), 8(1), 84 - 88.