Table 5.
Conc. (mM) | Leaf (U mg−1 protein) | Root (U mg−1 protein) | |||||||
---|---|---|---|---|---|---|---|---|---|
Si | NaCl | SOD | POD | APX | CAT | SOD | POD | APX | CAT |
0 | 0 | 0.030c | 1.99a | 3.33e | 0.95f | 0.041d | 2.03bc | 5.54e | 1.91c |
1.8 | 0 | 0.032bc | 1.42b | 4.01d | 0.71g | 0.047c | 2.44b | 5.41e | 2.15b |
3.6 | 0 | 0.039a | 1.10c | 4.24cd | 1.29e | 0.050b | 2.78a | 5.92d | 2.20b |
7.2 | 0 | 0.035b | 0.72d | 4.84c | 1.41d | 0.045c | 2.86a | 6.11cd | 2.39b |
0 | 50 | 0.013e | 2.78a | 6.63a | 2.93a | 0.028e | 2.13bc | 8.90a | 3.76a |
1.8 | 50 | 0.026d | 2.57b | 6.42a | 2.76b | 0.044cd | 2.41b | 7.33b | 3.31b |
3.6 | 50 | 0.033bc | 2.15c | 5.82b | 1.69c | 0.049b | 2.70a | 6.62c | 3.09bc |
7.2 | 50 | 0.028cd | 1.75de | 5.90b | 1.44d | 0.058a | 1.82c | 4.44f | 2.83d |
Data represent mean of six independent measurements.
Means within a column followed by the same letters are not significantly different (P ≤ 0.05).