Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
Figure 6
Figure 7
The effect of putrescine (Put), spermidine (Spd) and spermine (Spm) on some characteristics of rose ‘Herbert Stevens’_
| Treatment | Leaves dry weight (g) | Leaves fresh weight (g) | Leaf area (mm2) | Number of leaves/plant | Number of shoots/plant | Plant height (cm) |
|---|---|---|---|---|---|---|
| Control | 0.18 ± 0.03 c | 0.44 ± 0.07 cd | 2,604 ± 174.45 bc | 19.60 ± 0.58 ab | 4.30 ± 1.53 b | 7.60 ± 1.16 bc |
| Put 1 mM | 0.31 ± 0.03 a | 0.71 ± 0.04 a | 3,371 ± 235.56 a | 22.60 ± 3.06 a | 6.30 ± 1.53 a | 16.60 ± 3.21 a |
| Put 2 mM | 0.30 ± 0.03 a | 0.72 ± 0.06 a | 3,624 ± 395.18 a | 14.60 ± 1.53 bc | 3.60 ± 1.15 b | 13.00 ± 4.36 ab |
| Put 4 mM | 0.28 ± 0.05 ab | 0.64 ± 0.09 ab | 3,686 ± 339.37 a | 18.30 ± 1.53 abc | 4.30 ± 0.58 b | 11.60 ± 1.53 abc |
| Spd 1 mM | 0.15 ± 0.03 c | 0.39 ± 0.06 d | 2,285 ± 304.91 c | 18.00 ± 2.65 abc | 4.30 ± 0.58 b | 10.00 ± 1.73 bc |
| Spd 2 mM | 0.22 ± 0.02 bc | 0.55 ± 0.08 bc | 3,275 ± 322.75 ab | 14.30 ± 2.52 c | 3.60 ± 1.53 b | 6.30 ± 1.53 c |
| Spd 4 mM | 0.16 ± 0.012 c | 0.42 ± 0.07 cd | 2,649 ± 330.73 bc | 22.00 ± 1.00 a | 4.60 ± 1.53 b | 9.00 ± 2.00 bc |
| Spm 1 mM | 0.18 ± 0.04 c | 0.45 ± 0.09 cd | 2,357 ± 270.19 c | 16.60 ± 2.08 bc | 3.60 ± 1.15 b | 7.60 ± 1.53 bc |
| Spm 2 mM | 0.23 ± 0.04 abc | 0.56 ± 0.11 bc | 3,380 ± 76.81 a | 15.00 ± 3.46 bc | 3.60 ± 0.58 b | 12.00 ± 2.00 ab |
| Spm 4 mM | 0.22 ± 0.03 bc | 0.55 ± 0.06 bc | 3,435 ± 329.13 a | 6.60 ± 2.08 d | 3.60 ± 1.15 b | 9.30 ± 1.53 bc |