Table 4. Root vigor and soluble protein content under different types of nitrogen fertilizer.
| Years | Treatments | Root vigor(ugg-1h-1Fw) | Soluble protein content(mgg-1FW) | ||||
|---|---|---|---|---|---|---|---|
| 40d | 80d | 120d | 40d | 80d | 120d | ||
| 2014 | C | 77.13c | 182.11d | 68.46b | 0.87c | 1.42d | 0.93c |
| HA | 85.01b | 207.23bc | 72.61b | 1.09ab | 1.84b | 0.97c | |
| N | 90.96ab | 198.44c | 71.58b | 1.14a | 1.68c | 0.95c | |
| HA+N | 95.58a | 217.57b | 82.49a | 1.13a | 1.76b | 1.21b | |
| HA-N | 87.35b | 246.56a | 80.74a | 0.98b | 1.99a | 1.42a | |
| 2015 | C | 71.41c | 211.57c | 66.74c | 0.99c | 1.29d | 0.94c |
| HA | 81.20ab | 232.70b | 78.08b | 1.08b | 1.74bc | 1.10b | |
| N | 83.72a | 216.24c | 70.19c | 1.19a | 1.64c | 1.05b | |
| HA+N | 82.98a | 236.86b | 77.62b | 1.17a | 1.82b | 1.23a | |
| HA-N | 77.04b | 259.74a | 92.04a | 1.03bc | 2.05a | 1.31a | |
FW-fresh weight.
Means values marked with different small letters indicate significant difference at P = 0.05 levels