Table 3. Effect of drought stress and cold plasma treatment on seedling growth of oilseed rape.
| Cultivar | Treatment | Shoot dry weight (mg•plant−1) | Root dry weight (mg•plant−1) | Shoot length (cm) | Root length (cm) | Lateral root number |
|---|---|---|---|---|---|---|
| Zhongshuang 7 | WW | 2.47 ± 0.12ab | 4.67 ± 0.24b | 2.50 ± 0.03b | 7.00 ± 0.11c | 10.67 ± 0.30b |
| WW + Plasma | 2.70 ± 0.06a | 5.78 ± 0.07a | 2.93 ± 0.07a | 7.70 ± 0.20b | 14.00 ± 0.61a | |
| DS | 1.80 ± 0.06c | 2.77 ± 0.24d | 1.03 ± 0.03d | 8.17 ± 0.20b | 8.00 ± 0.62c | |
| DS + Plasma | 2.10 ± 0.05b | 3.33 ± 0.12c | 1.47 ± 0.09c | 9.73 ± 0.20a | 10.33 ± 0.34b | |
| Zhongshuang 11 | WW | 2.70 ± 0.11b | 4.50 ± 0.15b | 2. 10 ± 0.06b | 5.27 ± 0.14d | 8.33 ± 0.30bc |
| WW + Plasma | 3.03 ± 0.07a | 5.03 ± 0.23a | 3.00 ± 0.10a | 7.07 ± 0.30c | 12.00 ± 0.59a | |
| DS | 2.00 ± 0.11d | 3.10 ± 0.09d | 1.13 ± 0.03d | 8.07 ± 0.20b | 7.00 ± 0.62c | |
| DS + Plasma | 2.30 ± 0.06c | 3.57 ± 0.12c | 1.47 ± 0.03c | 9.67 ± 0.30a | 9.67 ± 0.30b |
WW: well watered; WW + Plasma: well watered + plasma; DS: drought stress; DS + Plasma: drought stress + plasma. Data were means ± SE of three replications. Different lowercase letters denote statistical differences between treatments groups at the 5% level according to Duncan’s test.