Table 2 Comparison of metal concentrations (mg kg−1) in roadside plants from this study with data available from some previous studies
From: Heavy metals accumulation in suburban roadside plants of a tropical area (Jengka, Malaysia)
Location | Area | Species | Heavy | metal | (mg kg−1) | References | |
|---|---|---|---|---|---|---|---|
Fe | Cu | Pb | Cd | ||||
Jengka, Malaysia | Suburban | AE | 1132.7 | 46.4 | 4.39 | 0.12 | This study |
CO | 1731.5 | 57.3 | 3.66 | 0.08 | |||
LC | 1908.3 | 73.6 | 8.16 | 0.29 | |||
Rural (control) | AE | 500 | 20.2 | 1.3 | 0.03 | This study | |
CO | 650 | 33.7 | 1.7 | 0.02 | |||
LC | 855 | 44.5 | 2.1 | 0.05 | |||
Ramrikawn, India | Suburban | LC | 20 | 15 | NA | NA | Rai (2016) |
Pontian, Malaysia | Suburban | AE | NA | NA | NA | 0.48 | Roslan et al. (2016) |
Akure, Nigeria | Suburban | CO | NA | NA | 30.9 | NA | Aiyesanmi et al. (2012) |
Kanchanaburi, Thailand | Suburban | CO | NA | NA | 38.1 | 0.9 | Tanhan et al. (2007) |