Table 2.
Effects of temperature treatment on organ dry weight and the root-shoot ratio.
| Treatment | Root dry weight (g) | Stem and sheath dry weight (g) | Leaf dry weight (g) | Leaf dry weight per area (mg•cm-2) | Total dry weight (g) | Root-shoot ratio |
|---|---|---|---|---|---|---|
| Yuxiangyouzhan | ||||||
| LT | 0.22a | 0.52ab | 0.52b | 3.00a | 1.25ab | 0.21a |
| AT | 0.18a | 0.60a | 0.62a | 2.97ab | 1.40a | 0.15b |
| HT | 0.19a | 0.48b | 0.50b | 2.69b | 1.17b | 0.20a |
| Mean | 0.20 | 0.53 | 0.55 | 2.89 | 1.27 | 0.19 |
| Xiangyaxiangzhan | ||||||
| LT | 0.08a | 0.14b | 0.18b | 2.87a | 0.41b | 0.26a |
| AT | 0.09a | 0.30a | 0.31a | 3.03a | 0.69a | 0.14b |
| HT | 0.11a | 0.26a | 0.34a | 3.39a | 0.71a | 0.19b |
| Mean | 0.09 | 0.23 | 0.27 | 3.10 | 0.60 | 0.20 |
LT represents low rhizosphere temperature (17.5 ± 1.5 °C); AT represents ambient rhizosphere temperature (28 ± 1.0 °C); HT represents high rhizosphere temperature (38.5 ± 1.5 °C). The different letters in the same column represent significant differences at p < 0.05 according to LSD tests.