Table 2 In vitro shooting and rooting behaviors of Paulownia under the effect of salinity stress
From: Salinity tolerance improvement of in vitro propagated Paulownia tomentosa using proline
Salinity (ppm) | Survival% | Shootlets number/explant | Shootlet length (mm) | Nodes number /shootlet | Rooting% | Roots number | Root length (mm) |
|---|---|---|---|---|---|---|---|
0.00 | 100 a | 5.00 a | 26.28 a | 30.50 a | 100 a | 8.50 a | 23.33 a |
500 | 100 a | 5.67 a | 23.36 b | 18.67 c | 22.22 b | 0.67 b | 11.78 b |
1000 | 88.89 ab | 3.67 b | 17.47 cd | 14.33 d | 11.11 b | 0.33 b | 5.00 bc |
2000 | 77.78 ab | 3.67 b | 18.59 c | 20.67 b | 0.0 | 0.0 | 0.0 |
4000 | 61.11 b | 2.33 c | 15.42 d | 15.00 cd | 0.0 | 0.0 | 0.0 |