Treatment | Root length (cm) | Root square area (cm2) | Root volume (cm3) | Root FW (mg) | Root DW (mg) | No. of root nodules |
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 | 12.7 ± 0.9 11.5 ± 0.6 11.9 ± 0.8@ 12.2 ± 0.6*@ 12.6 ± 0.5*@ 10.9 ± 0.6 10.9 ± 0.9 11.4 ± 0.5*† 12.6 ± 0.7*† 10.3 ± 0.8 10.7 ± 0.3* 12.1 ± 0.8*& 12.9 ± 0.7*& | 18.6 ± 1.2 11.5 ± 1.1 12.4 ± 1.0* 13.6 ± 1.0*@ 14.6 ± 1.2*@ 9.60 ± 1.1 10.9 ± 1.3† 12.5 ± 1.2*† 14.6 ± 1.2*† 8.61 ± 1.2 11.8 ± 1.2* 13.6 ± 1.3*& 14.1 ± 2.1*& | 0.39 ± 0.19 0.29 ± 0.12 0.35 ± 0.13* 0.42 ± 0.15*@ 0.55 ± 0.17*@ 0.23 ± 0.14* 0.32 ± 0.11*† 0.36 ± 0.10*† 0.37 ± 0.14† 0.20 ± 0.09 0.21 ± 0.10& 0.27 ± 0.13& 0.34 ± 0.12*& | 14.1 ± 1.1 13.6 ± 1.2 13.7 ± 1.1@ 14.1 ± 1.5*@ 14.3 ± 1.6* 12.1 ± 1.0 12.8 ± 1.1† 13.4 ± 1.5*† 13.9 ± 1.6*† 10.8 ± 0.9 11.6 ± 0.9*& 12.9 ± 1.5*& 14.2 ± 1.9* | 1.51 ± 0.11 1.42 ± 0.14 1.43 ± 0.17@ 1.48 ± 0.24*@ 1.52 ± 0.37*@ 1.23 ± 0.10 1.28 ± 0.21† 1.37 ± 0.45† 1.49 ± 0.68* 1.04 ± 0.09 1.16 ± 0.65& 1.32 ± 0.81& 1.48 ± 0.79* | 20 ± 4 17 ± 4 22 ± 2* 26 ± 4*@ 28 ± 7*@ 16 ± 4 22 ± 6*† 26 ± 9* 30 ± 4* 15 ± 4 23 ± 6*& 27 ± 3*& 28 ± 7* |