Table 4. Pi content in Arabidopsis shoots grown under different NH4+ and Pi conditions.
Treatment NH4+-Pi (mM) | WT | nla | pho2 |
nmole/mg fresh weight | |||
10-10 | 28.8±3.1cd | 171±18.1ab | 177±18.8ab |
3-10 | 30.2±3.4c | 201±21.4a | 206±23.2a |
10-3 | 23.6±2.4d | 148±15.8b | 156±16.4b |
3-3 | 24.5±2.7cd | 162±16.8b | 166±17.2ab |
Pi content was measured at 27 days after sowing. Shown are mean ± SD. Values with different letters indicate significant difference at P<0.05.