Table 3.
Effect of JB treatment on spinach growth under salt and drought stress.
| Treatments | Germination (%) | Leaf width (cm) | Leaf length (cm) | Leaf area (cm2) | Shoot height (cm) | Root length (cm) | Shoot fresh weight (g) | Shoot dry weight (g) | Root fresh weight (g) | Root dry weight (g) | Vigor index |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Control | 70f | 6.9e | 11.39cd | 78.59f | 9.31c | 12.5c | 2.14d | 1.56e | 1.14e | 0.83d | 2324g |
| Salt (4) | 50d | 4.3b | 10.23a | 43.98b | 8.37a | 10.4a | 1.35b | 0.98c | 0.72c | 0.41b | 1450d |
| Salt (4) + JB | 80g | 7.4f | 11.5cd | 85.1i | 9.4cd | 15.1e | 2.58e | 1.88f | 1.21f | 0.96e | 2880i |
| Salt (6) | 30b | 3.7a | 10.06a | 37.22a | 8.24a | 10.7a | 1.03a | 0.75a | 0.55a | 0.21a | 870b |
| Salt (6) + JB | 60e | 7.1ef | 11.28bc | 80.08g | 9.22c | 11.6b | 1.75c | 1.27d | 0.93d | 0.64c | 1926e |
| Drought (M) | 40c | 5.1c | 10.12a | 51.61d | 8.28a | 10.5a | 1.2b | 0.87b | 0.64b | 0.39b | 1156c |
| Drought (M) + JB | 70f | 7.2f | 11.77d | 84.74h | 9.63d | 14.8d | 2.05d | 1.49e | 1.09e | 0.8d | 2534h |
| Drought (S) | 20a | 4.1b | 10.94b | 44.85c | 8.96b | 10.7a | 0.99a | 0.72a | 0.53a | 0.15a | 612a |
| Drought (S) + JB | 60e | 6.4d | 11.6cd | 74.24e | 9.5cd | 11.8b | 1.84c | 1.34d | 0.98d | 0.67c | 1974f |
Inside each frame, different letters are utilized to show a statistically significant (p ≤ 0.05) difference between treatments. At least two further repetitions of the experiment were performed.