Trace Metal Contamination Characteristics and Health Risks Assessment of Commelina africana L. and Psammitic Sandflats in the Niger Delta, Nigeria

Table 5

Soil-to-plant transfer factors of studied trace metals.

Sample ID	Cd	Cr	Ni	Pb	Zn
DC-V	0.29	1.10	13.26	2.00	3.13
DC-W	1.07	1.09	10.85	2.63	3.05
DC-X	0.30	1.33	10.57	2.61	3.09
DC-Y	0.26	0.97	4.47	2.00	3.31
DC-Z	0.17	2.27	4.63	2.67	3.48