Table 2 Effect of UV-B radiation exposure time on growth parameters of Spathyiphyllum cannifolium plant in the acclimatization stage (after 2Â months)
Treatments | Characters | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Â | Shootles length (cm) | Number of leaves | Leaf area cm2 | Shootlet number explant | Number of roots | Root % | Fresh weight of shootlets (g) | Dry weight of shootlets (g) | Survival% |
0 min | 6.50 | 7.00 | 1.84 | 1.00 | 4.66 | 97.00 | 0.906 | 0.130 | 49.00 |
15 min | 8.16 | 8.66 | 3.66 | 5.33 | 12.33 | 96.66 | 1.160 | 0.154 | 98.66 |
30 min | 6.66 | 7.66 | 2.81 | 3.00 | 6.00 | 97.66 | 1.020 | 0.161 | 98.00 |
45 min | 8.33 | 10.00 | 4.44 | 5.33 | 17.00 | 97.66 | 1.420 | 0.193 | 98.00 |
L.S.D. at 0.05 | 1.10 | 1.20 | 0.133 | 1200 | 2.28 | 4.46 | 0.042 | 0.028 | 1.912 |