Absorption of Hazardous Pollutants by a Medicinal Fern Blechnum orientale L.
Figure 3
Percentages (mean ± SD) of 2-, 3-, 4-, 5-, and 6-ringed PAHs in the fronds of B. orientale sampled at the polluted site (PS) and the relatively unpolluted site (UPS). Significant differences were marked with different letters at the levels of .
