Table 2.
Effect of plant age, cultivar, photoperiod and temperature treatments on garlic plant morphological traits, bulb characteristics, bulbing index and growth period.
| Treatment | Plant Height (cm) |
Fresh Weight (g) |
Pseudostem Diameter (mm) | Bulb Diameter (mm) | Bulb Weight (g) |
Bulb Height (mm) | Bulbing Index | Growth Period (Day) |
|---|---|---|---|---|---|---|---|---|
| Plant Age (DAP) | ||||||||
| 80 | 87.8 ± 12.0a | 44.61 ± 8.25a | 14.8 ± 2.0a | 58.3 ± 6.9a | 28.28 ± 4.08a | 35.4 ± 4.7a | 3.99 ± 0.53a | 161.4 ± 28.6c |
| 60 | 82.7 ± 11.2b | 38.12 ± 6.14b | 12.5 ± 1.8b | 41.0 ± 5.8b | 22.30 ± 3.78b | 32.8 ± 4.6b | 3.37 ± 0.49b | 186.2 ± 35.4b |
| 40 | 77.1 ± 10.6c | 32.65 ± 4.06c | 11.6 ± 1.7c | 32.5 ± 4.7c | 19.38 ± 3.72c | 24.6 ± 6.7c | 2.77 ± 0.35c | 191.4 ± 29.1a |
| Cultivar | ||||||||
| G103 | 86.0 ± 10.1a | 41.33 ± 8.61a | 14.7 ± 2.1a | 47.6 ± 12.3a | 24.00 ± 5.23a | 32.5 ± 7.0a | 3.23 ± 0.66c | 173.9 ± 26.5c |
| G024 | 80.1 ± 11.6c | 36.07 ± 7.14c | 11.3 ± 1.6c | 39.6 ± 11.7c | 23.77 ± 4.64b | 29.4 ± 6.8c | 3.50 ± 0.80a | 180.5 ± 37.7b |
| G2011-5 | 81.5 ± 13.5b | 37.99 ± 7.39b | 12.9 ± 1.7b | 44.5 ± 11.4b | 22.18 ± 5.93c | 30.8 ± 7.1b | 3.41 ± 0.54b | 184.5 ± 35.3a |
| Photoperiod (light/dark) | ||||||||
| 10/14 h | 70.6 ± 8.1c | 33.45 ± 5.71c | 12.6 ± 2.6b | 38.8 ± 10.5c | 19.31 ± 3.88c | 25.4 ± 5.2c | 3.07 ± 0.57c | 215.9 ± 22.6a |
| 12/12 h | 84.8 ± 8.8b | 37.31 ± 4.68b | 12.6 ± 2.0b | 43.7 ± 11.3b | 23.58 ± 4.43b | 30.5 ± 6,4b | 3.47 ± 0.69b | 176.1 ± 13.7b |
| 14/10 h | 92.2 ± 7.2a | 44.62 ± 8.67a | 13.7 ± 2.2a | 49.3 ± 12.4a | 27.07 ± 4.59a | 36.9 ± 4.1a | 3.59 ± 0.67a | 146.9 ± 18.4c |
| Temperature (light/dark) | ||||||||
| 25/18 °C | 80.1 ± 13.0b | 37.12 ± 6.63b | 13.5 ± 2.3a | 42.8 ± 12.3b | 22.47 ± 5.31b | 29.4 ± 7.0b | 3.16 ± 0.63b | 182.2 ± 32.0a |
| 30/20 °C | 84.9 ± 10.5a | 39.81 ± 9.04a | 12.5 ± 2.2b | 45.0 ± 12.1a | 23.29 ± 4.86a | 32.5 ± 6.9a | 3.59 ± 0.66a | 177.1 ± 35.4b |
| F-test | ||||||||
| Plant Age (A) | *** | *** | *** | *** | *** | *** | *** | *** |
| Cultivar (C) | *** | *** | *** | *** | *** | *** | *** | *** |
| Photoperiod (L) | *** | *** | *** | *** | *** | *** | *** | *** |
| Temperature (T) | *** | *** | *** | *** | *** | *** | *** | *** |
Different letters indicate significant differences between means within columns at p < 0.05 by a Tukey HSD (Honest Significant Difference) test. *** p < 0.001; DAP: days after planting, means ± SD.