| Active tillering stage | Flowering stage | ||||
Treatments | Root length (cm) | Root volume (cc・hill-1) | Root dry weight (g・hill−1) | Root length (cm) | Root volume (cc・hill−1) | Root dry weight (g・hill−1) |
I1N1 | 11.5 | 12.1 | 1.8 | 14.6 | 18.6 | 6.2 |
I1N2 | 11.2 | 12.6 | 2.0 | 14.9 | 16.5 | 7.1 |
I1N3 | 12.6 | 13.7 | 2.4 | 15.4 | 17.8 | 7.8 |
I1N4 | 13.2 | 14.4 | 3.5 | 21.2 | 19.6 | 8.9 |
I1N5 | 12.7 | 13.8 | 3.1 | 19.5 | 19.2 | 8.1 |
I1N6 | 14.3 | 15.6 | 4.2 | 21.5 | 22.6 | 11.5 |
I2N1 | 11.8 | 13.2 | 2.2 | 15.2 | 19.5 | 7.8 |
I2N2 | 12.1 | 13.7 | 2.5 | 15.5 | 21.1 | 8.2 |
I2N3 | 12.5 | 15.1 | 2.9 | 16.6 | 21.5 | 8.7 |
I2N4 | 13.2 | 15.4 | 3.9 | 21.7 | 22.5 | 11.5 |
I2N5 | 12.9 | 14.2 | 3.4 | 20.2 | 21.7 | 10.6 |
I2N6 | 15.7 | 16.2 | 4.8 | 23.6 | 25.4 | 13.8 |
I3N1 | 10.8 | 13.8 | 2.8 | 13.5 | 20.4 | 8.5 |
I3N2 | 10.9 | 14.1 | 3.1 | 14.2 | 21.6 | 9.2 |
I3N3 | 11.1 | 14.4 | 3.7 | 14.6 | 22.3 | 9.6 |
I3N4 | 12.5 | 16.0 | 5.5 | 18.4 | 23.5 | 12.4 |
I3N5 | 12.0 | 14.8 | 4.5 | 17.6 | 22.6 | 12.2 |
I3N6 | 13.5 | 16.9 | 6.7 | 20.8 | 26.8 | 15.3 |
I4N1 | 10.9 | 14.8 | 4.6 | 12.6 | 19.5 | 8.9 |
I4N2 | 11.2 | 15.1 | 4.9 | 12.8 | 23.1 | 9.6 |
I4N3 | 11.3 | 15.7 | 5.0 | 13.5 | 23.5 | 10.5 |
I4N4 | 11.9 | 16.1 | 6.3 | 15.1 | 28.8 | 13.8 |
I4N5 | 11.7 | 15.8 | 5.7 | 14.8 | 26.3 | 13.4 |
I4N6 | 12.5 | 18.9 | 7.9 | 16.6 | 30.5 | 14.8 |
I5N1 | 10.2 | 14.3 | 4.9 | 12.0 | 21.7 | 9.4 |
I5N2 | 10.9 | 14.9 | 5.1 | 12.6 | 24.8 | 10.2 |
I5N3 | 11.0 | 15.5 | 5.5 | 13.7 | 25.3 | 11.7 |
I5N4 | 11.5 | 19.2 | 6.8 | 14.4 | 29.4 | 15.5 |
I5N5 | 11.3 | 16.9 | 6.2 | 13.5 | 28.6 | 14.2 |
I5N6 | 11.6 | 20.3 | 8.3 | 14.6 | 32.8 | 16.4 |
S.Ed. | 0.50 | 0.71 | 0.25 | 0.79 | 1.32 | 0.59 |
C.D. (0.05) | 1.03 | 1.47 | 0.51 | 1.63 | 2.73 | 1.22 |