Risk Assessment of Heavy Metals Contamination in Paddy Soil, Plants, and Grains (Oryza sativa L.) at the East Coast of India

Table 1

Mean concentrations of heavy metals along with standard deviation in soil and different plant parts across the sampling sites.

Heavy metals	Soil; range	Root; range	Shoot; range	Grain; range
	(𝜇g g^−1)	(𝜇g g^−1)	(𝜇g g^−1)	(𝜇g g^−1)
Pb	5.3±0.4--19.8±1.3	3.6±0.2--5.3±0.04	0.3±0.01--1.2±0.01	0.01±0.001--1±0.02
Cd	0.02±0.005--0.6±0.04	0.11±0.008--0.2±0.01	0.2±0.01--0.3±0.01	0.02±0.001--0.05±0.002
Cu	0.03±0.004--5.4±1.5	0.2±0.02--0.5±0.04	0.04±0.008--0.3±0.03	0.1±0.008--0.3±0.01
Cr	1.3±0.01--7.8±0.3	0.6±0.02--1.7±0.04	0.4±0.01--0.9±0.04	0.1±0.02--0.6±0.01
Mn	12.5±0.2--53.9±1.5	14.4±0.9--21.9±0.3	25±2.8--32.9±1.9	5.6±0.04--7.5±0.03
Zn	3.8±1.7--33.8±1.3	4.7±0.1--16.9±0.9	2.3±0.01--6±0.2	3.2±0.05--7.2±0.008