Department of Biochemistry, Faculty of Science, University of Port Harcourt, P.M.B. 5323, Port Harcourt, Rivers State, Nigeria
Nwaichi, E.O., Department of Biochemistry, Faculty of Science, University of Port Harcourt, P.M.B. 5323, Port Harcourt, Rivers State, Nigeria; Onyeike, E.N., Department of Biochemistry, Faculty of Science, University of Port Harcourt, P.M.B. 5323, Port Harcourt, Rivers State, Nigeria; Wegwu, M.O., Department of Biochemistry, Faculty of Science, University of Port Harcourt, P.M.B. 5323, Port Harcourt, Rivers State, Nigeria
Hydrocarbon-contaminant removal efficiency of Bambara groundnuts and biomagnification was investigated. The crude oil contaminated soil samples in which the plants were established were either un-amended, or amended with NPK, or Urea, or Poultry manure. Amendments improved phytoextraction rates as follows: Urea - 63.37%, NPK - 65.99%, Poultry - manure - 70.04%, for PAH; Urea - 78.80%, NPK - 79.80%, Poultry manure - 87.90%, for BTEX. Hazard characterization from 28-day feeding study revealed negative effects of potentially toxic BTEX and PAH on organ weight, optimum digestibility and animal growth rate. Sleep time decreased with increasing hydrocarbon concentrations probably due to increased liver enzyme activity. © 2010 Springer Science+Business Media, LLC.
Biomagnification; Contaminant removal; Ecological receptors; Exposure; Food safety; Hydrocarbon contamination; Oil contaminated soil; Phytoextraction; Phytoremediation; Poultry manure; Safety evaluations; Sleep time; Bioremediation; Contamination; Crude oil; Enzyme activity; Health; Hydrocarbons; Impurities; Manures; Metabolism; Removal; Soil pollution; Soil pollution control; Urea; Chemical contamination; fertilizer; petroleum; animal; article; biomass; bioremediation; body weight; chemistry; drug effect; environmental monitoring; female; food chain; growth, development and aging; legume; Nigeria; organ size; peanut; plant root; rat; sleep; soil pollutant; Wistar rat; Animals; Arachis hypogaea; Biodegradation, Environmental; Biomass; Body Weight; Environmental Monitoring; Fabaceae; Female; Fertilizers; Food Chain; Nigeria; Organ Size; Petroleum; Plant Roots; Rats; Rats, Wistar; Sleep; Soil Pollutants; Animalia; Arachis hypogaea; Bambara