The Level of Heavy Metal Contamination in Selected Vegetables and Animal Feed Grasses Grown in Wastewater Irrigated Area, around Asmara, Eritrea

Table 4

Mean bioconcentration factor (BCF) values of heavy metals.

Mean bioconcentration factor (BCF) of heavy metals
Plants	Al	Cd	Co	Cr	Cu	Fe	Mn	Mo	Pb	V	Zn
M. sativa	0.0114	0.025	0.04	0.015	0.52	0.016	0.047	0.30	0.096	0.014	0.187
A. sativa	0.0191	0.015	0.041	0.025	0.363	0.024	0.037	0.437	0.114	0.021	0.119
C. dactylon	0.011	0.011	0.038	0.015	0.441	0.016	0.055	0.068	0.093	0.014	0.204
C. olitorius	0.0217	0.021	0.048	0.026	0.293	0.028	0.037	0.273	0.109	0.026	0.351
C. scholymus	0.018	0.038	0.042	0.012	0.166	0.024	0.028	0.092	0.112	0.023	0.069