Research Article
Chromium (VI) Uptake and Tolerance Potential in Cotton Cultivars: Effect on Their Root Physiology, Ultramorphology, and Oxidative Metabolism
Table 3
Cr concentration levels in roots and leaves and its translocation from roots to shoot in experimental cotton cultivars.
| Variety | Cr levels (μM) | Cr uptake (mg/gDW) | Translocation factor (TF) | Leaf | Root |
| J208 | 0 | 0.03 ± 0.01d | 0.06 ± 0.03d | 0.65 ± 0.40a | 10 | 0.64 ± 0.08c | 23.07 ± 2.92c | 0.03 ± 0.00b | 50 | 0.92 ± 0.03b | 38.95 ± 4.45b | 0.02 ± 0.00b | 100 | 1.08 ± 0.13a | 59.60 ± 0.00a | 0.02 ± 0.00b |
| Z905 | 0 | 0.05 ± 0.02d | 1.56 ± 0.61d | 0.03 ± 0.01a | 10 | 0.41 ± 0.07c | 646.60 ± 29.29c | 0.001 ± 0.00b | 50 | 1.48 ± 0.32b | 1129.2 ± 105.98b | 0.001 ± 0.00b | 100 | 1.97 ± 0.11a | 1318.6 ± 150.98a | 0.002 ± 0.00b |
| ZD14 | 0 | 0.04 ± 0.02d | 0.09 ± 0.03d | 0.37 ± 0.20a | 10 | 0.39 ± 0.05c | 39.56 ± 4.06c | 0.01 ± 0.00b | 50 | 0.52 ± 0.06b | 55.07 ± 10.98b | 0.01 ± 0.00b | 100 | 0.96 ± 0.00a | 111.44 ± 7.72a | 0.01 ± 0.00b |
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Values are the means ± SD of three replications. Variants possessing the same letter are not statistically significant at .
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