Assessment of heavy metals in different tissues of broilers and domestic layers.

Abstract

Five poultry farms were selected to collect the feed, body tissues and litter samples of broiler and domestic layers. Poultry feeds were the combination of foodstuff and Pre-mixers while Pre-mixers were the combination of different heavy metals. Samples of muscles, liver, skin and litters of both birds were analyzed to determine the translocations of heavy metals from feed to birds and their excretion through litters. The highest levels of cupper (340±3.44 mg kg ) and manganese (102±6.11 mg kg ) in muscles; manganese 11