Table 4. P accumulation of P. hydropiper grown under perlite media containing 3 mM P supplied either as G1P, AMP, ATP, IHP, or Pi for 5 weeks (mg plant−1).
P sources | Root |
Stem |
Leaf |
|||
---|---|---|---|---|---|---|
ME | NME | ME | NME | ME | NME | |
G1P | 1.39 ± 0.15b* | 0.50 ± 0.13c | 14.09 ± 0.24c* | 7.92 ± 0.20c | 3.64 ± 0.42b | 2.81 ± 0.29b |
AMP | 1.80 ± 0.10b* | 0.45 ± 0.15c | 10.19 ± 0.76d* | 6.01 ± 0.69cd | 3.79 ± 0.36b* | 1.61 ± 0.18b |
ATP | 0.50 ± 0.05c | 0.55 ± 0.07c | 8.16 ± 0.17d* | 4.23 ± 0.38d | 2.75 ± 0.39b | 2.11 ± 0.01b |
IHP | 1.71 ± 0.21b | 1.73 ± 0.34b | 21.83 ± 1.93b* | 16.85 ± 0.97b | 9.48 ± 0.81a | 10.14 ± 0.37a |
Pi | 2.47 ± 0.10a | 2.32 ± 0.20a | 29.76 ± 0.80a* | 22.82 ± 0.46a | 10.78 ± 0.77a | 11.12 ± 0.47a |
Note: ME: mining ecotype, NME: non-mining ecotype. The data mean the average ± standard error of 6 replicates. Means labeled with different letters are significantly different (p < 0.05) among P sources, and * indicates significant difference (p < 0.05) between ecotypes.