Table 4.
Effects of MC on plant dry matter weight under drought stress
| Index | Varieties | Treatments | Drought stress treatment time | |||
|---|---|---|---|---|---|---|
| day 2 | day 4 | day 6 | day 8 | |||
|
Plant height ( cm ) |
HN44 | CK | 30.41 ± 0.09a | 43.27 ± 0.14a | 52.00 ± 0.23a | 59.34 ± 0.28a |
| DS | 28.19 ± 0.16b | 34.55 ± 0.30b | 41.99 ± 0.41b | 44.40 ± 0.12b | ||
| M50 | 25.57 ± 0.22c | 32.29 ± 0.32c | 36.65 ± 0.25c | 38.51 ± 0.26c | ||
| M100 | 24.17 ± 0.33d | 32.69 ± 0.21c | 35.58 ± 0.06d | 38.26 ± 0.54c | ||
| M200 | 23.14 ± 0.11e | 28.33 ± 0.13d | 34.50 ± 0.31e | 35.60 ± 0.20d | ||
| M400 | 23.46 ± 0.09e | 26.33 ± 0.88e | 29.63 ± 0.19f | 31.50 ± 0.29e | ||
| HN65 | CK | 24.00 ± 0.00a | 37.99 ± 0.26a | 47.41 ± 0.64a | 50.43 ± 0.30a | |
| DS | 24.81 ± 0.61a | 32.27 ± 0.17b | 35.77 ± 0.61b | 37.60 ± 0.12b | ||
| M50 | 23.90 ± 0.10a | 27.26 ± 0.18c | 29.35 ± 0.98d | 32.72 ± 0.49e | ||
| M100 | 20.67 ± 0.33b | 25.48 ± 0.27d | 31.98 ± 0.47c | 36.08 ± 0.46c | ||
| M200 | 24.60 ± 0.24a | 27.07 ± 0.25c | 31.74 ± 0.18c | 34.13 ± 0.08d | ||
| M400 | 16.97 ± 0.47c | 19.77 ± 0.42e | 28.13 ± 0.38d | 31.50 ± 0.06f | ||
|
Leaf dry weight (g/pot) |
HN44 | CK | 4.95 ± 0.21a | 5.39 ± 0.04a | 7.18 ± 0.33a | 8.23 ± 0.37a |
| DS | 3.41 ± 0.04c | 4.10 ± 0.13d | 5.21 ± 0.05c | 5.64 ± 0.03c | ||
| M50 | 4.36 ± 0.16b | 4.88 ± 0.05bc | 5.73 ± 0.01bc | 5.94 ± 0.08c | ||
| M100 | 4.72 ± 0.06ab | 5.08 ± 0.10b | 6.14 ± 0.34b | 6.65 ± 0.14b | ||
| M200 | 3.61 ± 0.08c | 4.65 ± 0.06c | 5.57 ± 0.07bc | 5.76 ± 0.02c | ||
| M400 | 2.73 ± 0.40d | 2.87 ± 0.07e | 4.40 ± 0.61d | 5.06 ± 0.09d | ||
| HN65 | CK | 4.79 ± 0.01a | 5.39 ± 0.14a | 6.05 ± 0.03a | 7.07 ± 0.05a | |
| DS | 3.30 ± 0.08e | 4.53 ± 0.06 cd | 5.16 ± 0.05e | 5.40 ± 0.10e | ||
| M50 | 4.29 ± 0.06b | 4.78 ± 0.07bc | 5.76 ± 0.05d | 6.23 ± 0.12bc | ||
| M100 | 4.10 ± 0.01c | 5.48 ± 0.09a | 5.87 ± 0.07c | 6.05 ± 0.01 cd | ||
| M200 | 3.64 ± 0.20d | 4.97 ± 0.03b | 5.94 ± 0.05b | 6.52 ± 0.14b | ||
| M400 | 3.54 ± 0.06d | 4.43 ± 0.09d | 5.58 ± 0.16d | 5.72 ± 0.10de | ||
|
Stem dry weight (g/pot) |
HN44 | CK | 2.18 ± 0.09a | 2.88 ± 0.06a | 3.36 ± 0.19a | 4.86 ± 0.11a |
| DS | 1.59 ± 0.17c | 1.98 ± 0.07e | 2.22 ± 0.04c | 2.49 ± 0.08d | ||
| M50 | 2.07 ± 0.07ab | 2.63 ± 0.08bc | 3.13 ± 0.08ab | 3.41 ± 0.16b | ||
| M100 | 1.90 ± 0.07abc | 2.67 ± 0.01b | 3.35 ± 0.15a | 3.72 ± 0.02b | ||
| M200 | 1.73 ± 0.11bc | 2.62 ± 0.10c | 3.01 ± 0.05ab | 3.45 ± 0.13b | ||
| M400 | 1.87 ± 0.04abc | 2.10 ± 0.06d | 2.76 ± 0.07b | 2.94 ± 0.06c | ||
| HN65 | CK | 1.98 ± 0.06a | 3.04 ± 0.03a | 3.36 ± 0.03a | 3.88 ± 0.04a | |
| DS | 1.17 ± 0.11 cd | 2.19 ± 0.06d | 2.66 ± 0.02b | 3.14 ± 0.03c | ||
| M50 | 2.08 ± 0.02a | 2.45 ± 0.12 cd | 3.18 ± 0.01a | 3.52 ± 0.15b | ||
| M100 | 1.69 ± 0.09b | 2.87 ± 0.21ab | 3.40 ± 0.13a | 3.61 ± 0.01ab | ||
| M200 | 1.35 ± 0.03c | 2.57 ± 0.05bc | 3.22 ± 0.35a | 3.80 ± 0.14a | ||
| M400 | 1.10 ± 0.06d | 2.39 ± 0.08 cd | 3.23 ± 0.07a | 3.44 ± 0.04b | ||
|
Petioles dry weight (g/pot) |
HN44 | CK | 1.59 ± 0.04a | 2.04 ± 0.04a | 2.48 ± 0.07a | 3.38 ± 0.05a |
| DS | 1.38 ± 0.08ab | 1.74 ± 0.03b | 2.09 ± 0.01c | 2.47 ± 0.02 cd | ||
| M50 | 1.53 ± 0.16ab | 1.87 ± 0.16ab | 2.23 ± 0.01bc | 2.63 ± 0.11bc | ||
| M100 | 1.25 ± 0.03bc | 1.80 ± 0.06b | 2.30 ± 0.05b | 2.78 ± 0.12b | ||
| M200 | 0.89 ± 0.02d | 1.83 ± 0.07ab | 2.10 ± 0.02c | 2.50 ± 0.09bcd | ||
| M400 | 0.94 ± 0.18 cd | 1.39 ± 0.02c | 2.08 ± 0.04c | 2.33 ± 0.06d | ||
| HN65 | CK | 1.30 ± 0.01a | 1.73 ± 0.05a | 2.05 ± 0.04a | 2.33 ± 0.03a | |
| DS | 0.90 ± 0.09c | 1.15 ± 0.05d | 1.56 ± 0.06d | 1.83 ± 0.06d | ||
| M50 | 1.23 ± 0.03b | 1.52 ± 0.05 cd | 1.71 ± 0.02c | 2.05 ± 0.05c | ||
| M100 | 1.14 ± 0.16ab | 1.65 ± 0.08ab | 1.86 ± 0.0b | 2.09 ± 0.09bc | ||
| M200 | 0.99 ± 0.03bc | 1.51 ± 0.08bc | 1.95 ± 0.04ab | 2.28 ± 0.01ab | ||
| M400 | 1.00 ± 0.04bc | 1.34 ± 0.05 cd | 1.89 ± 0.03b | 2.11 ± 0.08bc | ||
|
Root dry weight (g/pot) |
HN44 | CK | 2.08 ± 0.05c | 2.23 ± 0.03e | 2.81 ± 0.01de | 3.93 ± 0.32a |
| DS | 2.27 ± 0.01b | 2.44 ± 0.02d | 2.70 ± 0.10e | 2.93 ± 0.06b | ||
| M50 | 2.54 ± 0.01a | 2.80 ± 0.06b | 3.09 ± 0.03abc | 3.85 ± 0.16a | ||
| M100 | 2.47 ± 0.13a | 3.02 ± 0.06a | 3.42 ± 0.17a | 3.89 ± 0.10a | ||
| M200 | 2.49 ± 0.06a | 2.76 ± 0.01bc | 3.20 ± 0.06ab | 3.70 ± 0.02a | ||
| M400 | 2.45 ± 0.04ab | 2.64 ± 0.03c | 3.05 ± 0.14bcd | 3.49 ± 0.09ab | ||
| HN65 | CK | 2.24 ± 0.06b | 2.81 ± 0.03a | 3.27 ± 0.09a | 4.18 ± 0.03a | |
| DS | 1.80 ± 0.08d | 2.10 ± 0.03c | 2.41 ± 0.09c | 2.80 ± 0.08e | ||
| M50 | 2.04 ± 0.06c | 2.38 ± 0.06b | 2.78 ± 0.09b | 3.01 ± 0.05d | ||
| M100 | 2.55 ± 0.03a | 2.88 ± 0.01a | 3.12 ± 0.12a | 3.49 ± 0.09b | ||
| M200 | 2.52 ± 0.01a | 2.98 ± 0.09a | 3.22 ± 0.04a | 3.62 ± 0.03b | ||
| M400 | 2.69 ± 0.01a | 2.85 ± 0.04a | 3.01 ± 0.01ab | 3.25 ± 0.03c | ||
Note Refer to Table 1 for descriptions to Tables