Table 3.
Total nitrogen (TN) and total phosphorus (TP) content in plant shoots and roots (mg g−1 dry weight, mean ± standard error, n = 3).
| Plants | TN | TP | ||||
|---|---|---|---|---|---|---|
| Initial Content (Shoots) | Content at Day 36 | Initial Content | Content at Day 36 | |||
| Shoots | Roots | Shoots | Roots | |||
| Colocasia tonoimo | 3.43 ± 0.24 d | 4.40 ± 0.54 a | 4.28 ± 0.40 a | 4.69 ± 0.24 a | 2.15 ± 0.13 abc | 1.40 ± 0.14 ab |
| Dysophylla sampsonii | 2.59 ± 0.30 e | 2.81 ± 0.06 bc | 3.66 ± 0.12 a | 0.19 ± 0.01 f | 0.55 ± 0.08 bc | 0.84 ± 0.10 ab |
| Eichhornia crassipes | 4.28 ± 0.09 bc | 4.24 ± 0.13 a | 3.70 ± 0.21 a | 0.17 ± 0.01 f | 2.72 ± 0.04 b | 1.79 ± 0.26 a |
| Eleocharis plantagineiformis | 1.62 ± 0.11 f | 3.28 ± 0.10 b | 2.31 ± 0.09 b | 0.26 ± 0.03 ef | 1.03 ± 0.03 ab | 0.70 ± 0.14 b |
| Hydrocotyle vulgaris | 3.61 ± 0.11 cd | 1.98 ± 0.18 d | 1.76 ± 0.13 b | 1.80 ± 0.19 c | 1.45 ± 0.12 a | 0.22 ± 0.01 ab |
| Ipomoea aquatica | 5.10 ± 0.53 a | 4.11 ± 0.00 a | 4.11 ± 0.00 a | 0.64 ± 0.08 def | 0.80 ± 0.45 abc | 1.33 ± 0.77 ab |
| Rotala indica | 3.61 ± 0.20 cd | 3.18 ± 0.33 b | 3.70 ± 0.64 a | 1.03 ± 0.05 d | 0.21 ± 0.08 c | 0.99 ± 0.19 ab |
| Salvinia natans | 4.47 ± 0.14 ab | 4.26 ± 0.37 a | - | 2.65 ± 0.34 b | 3.24 ± 0.50 b | - |
| Typha orientalis | 3.33 ± 0.18 d | 2.38 ± 0.01 cd | 2.49 ± 0.05 b | 0.77 ± 0.15 de | 0.81 ± 0.04 abc | 0.54 ± 0.08 ab |
Values among the plant species having the same letter are not significantly different (p = 0.05).