Treatment | DNA (mg∙g−1 FW) | RNA (mg∙g−1 FW) | Soluble protein (mg∙g−1 FW) | Free proline (mg∙g−1 FW) |
Control Al 400 mg∙kg soil−1 Al 400 mg∙kg soil−1 + 0.5 μMEBL Al 400 mg∙kg soil−1 + 1 μMEBL Al 400 mg∙kg soil−1 + 2 μMEBL Al 600 mg∙kg soil−1 Al 600 mg∙kg soil−1 + 0.5 μMEBL Al 600 mg∙kg soil−1 + 1 μMEBL Al 600 mg∙kg soil−1 + 2 μMEBL Al 800 mg∙kg soil−1 Al 800 mg∙kg soil−1 + 0.5 μMEBL Al 800 mg∙kg soil−1 + 1 μMEBL Al 800 mg∙kg soil−1 + 2 μMEBL | 0.541 ± 0.022 0.436 ± 0.015* 0.439 ± 0.014* 0.456 ± 0.024* 0.508 ± 0.055 0.430 ± 0.032* 0.395 ± 0.028*† 0.412 ± 0.029*† 0.447 ± 0.031*† 0.384 ± 0.025* 0.394 ± 0.027* 0.409 ± 0.021*& 0.443 ± 0.030*& | 0.839 ± 0.011 0.790 ± 0.016* 0.796 ± 0.028 0.811 ± 0.026 0.837 ± 0.029@ 0.725 ± 0.044* 0.731 ± 0.022* 0.769 ± 0.025*† 0.784 ± 0.027* 0.620 ± 0.052* 0.655 ± 0.032* 0.732 ± 0.039*& 0.740 ± 0.024*& | 1.68 ± 0.34 1.32 ± 0.19* 1.37 ± 0.21 1.54 ± 0.36* 1.67 ± 0.43 1.14 ± 0.18* 1.18 ± 0.16 1.26 ± 0.32* 1.34 ± 0.43* 1.06 ± 0.12* 1.13 ± 0.12 1.28 ± 0.23* 1.32 ± 0.37* | 3.22 ± 0.20 4.12 ± 0.19* 4.63 ± 0.16*@ 5.13 ± 0.22*@ 6.54 ± 0.17*@ 4.91 ± 0.16* 5.20 ± 0.26*† 5.68 ± 0.12*† 6.88 ± 0.13*† 6.20 ± 0.20* 6.13 ± 0.28* 8.74 ± 0.32*& 10.2 ± 0.22*& |