Research Article
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 |
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