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INDIAN VETERINARY JOURNAL, vol.82, no.7, pp.745-746, 2005 (SCI-Expanded)
Copper (Cu) together with some other heavy metals, would give rise to serious problems of environmental pollution. Stock feed and drinking water sources - for poultry, cattle and pigs- are contaminated with such heavy metals as Hg, Zn, Cu, Cr, Ni, Pb an As (Nicholson et al., 1999).