Conc (ppm) Exposure Duration (in days)
4 8 12 4 8 12
Root length Leaf size
Length Breadth Length Breadth Length Breadth
Control 6.1 ± 0.04 6.16 ± 0.07 6.3 ± 0.12 1.4 ± 0.04 1.33 ± 0.02 1.46 ± 0.02 1.36 ± 0.02 1.47 ± 0.02 1.37 ± 0.04
0.1 7.0 ± 0.072 7.13 ± 0.03 7.33 ± 0.02 1.66 ± 0.02 1.533 ± 0.02 1.66 ± 0.02 1.53 ± 0.04 1.73 ± 0.02 1.66 ± 0.02
0.5 6.36 ± 0.07 6.26 ± 0.07 6.1 ± 0.047 1.5 ± 0.047 1.333 ± 0.027 1.5 ± 0.047 1.33 ± 0.02 1.33 ± 0.02 1.11 ± 0.02
1.0 4.76 ± 0.04 4.6 ± 0.08 4.29 ± 0.04 1.4 ± 0.047 1.333 ± 0.027 1.4 ± 0.047 1.33 ± 0.02 1.3 ± 0.02 1.21 ± 0.02
1.5 4.53 ± 0.07 4.46 ± 0.15 3.24 ± 0.04 1.33 ± 0.02 1.066 ± 0.720 1.2 ± 0.00 1.06 ± 0.07 1.0 ± 0.00 1.1 ± 0.027
2.0 4.0 ± 0.355 3.16 ± 0.02 2.9 ± 0.35 1.2 ± 0.047 0.833 ± 0.027 1.0 ± 0.00 0.81 ± 0.07 0.7 ± 0.00 0.6 ± 0.072
Values are expressed in cms
Mean-values ± standard Error
Table 1: Morphological response of Pistia stratiotes to Cadmium.