Table 1.
Evaluation of different physiological parameters of wheat seed germination on treatment with N. alba extracts. Results are expressed as mean values ± standard deviation.
| Physiological Parameters * | Concentration of the N. alba Extracts (µg/mL) | Control | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Leaf | Root | ||||||||
| 10 | 100 | 500 | 1000 | 10 | 100 | 500 | 1000 | ||
| G % | 94.2 ± 0.24 | 94.6 ± 0.40 | 95.9 ± 0.91 | 97.4 ± 0.50 | 94.7 ± 0.52 | 96 ± 0.37 | 96 ± 0.15 | 97.4 ± 1.00 | 100 ± 0.00 |
| RRG % | 84.60 ± 1.20 | 101.13 ± 0.87 | 103.43 ± 1.13 | 103.55 ± 0.97 | 69.09 ± 0.73 | 91.76 ± 1.00 | 94.55 ± 0.76 | 100.07 ± 0.45 | 100 ± 0.00 |
| GI | 1.1 ± 0.10 | 0.9 ± 0.20 | 0.9 ± 0.25 | 0.9 ± 0.14 | 1.4 ± 0.10 | 1.0 ± 0.21 | 1.0 ± 0.50 | 1.0 ± 0.45 | 1.0 ± 0.00 |
| VI | 120.2 ± 0.43 | 146.2 ± 0.35 | 117.9 ± 0.10 | 113.8 ± 0.10 | 89.5 ± 0.24 | 137.6 ± 0.17 | 92.9 ± 0.24 | 123.7 ± 0.13 | 66.6 ± 0.14 |
| TI | 0.8 ± 0.12 | 0.6 ± 0.12 | 0.5 ± 0.24 | 0.6 ± 0.10 | 0.7 ± 0.43 | 0.5 ± 0.12 | 0.5 ± 0.11 | 0.8 ± 0.10 | 1.0 + 0.00 |
* G%—germination percentage; RRG%—relative root growth percentage; GI—germination index; VI—vigor index; TI—tolerance index.