Table 1. Effects of different treatments on nitrogen accumulation amount in organs at anthesis and maturity stages.
| Treatments | Nitrogen accumulation amount in leaf kg/ha | Nitrogen accumulation amount in stem and sheath kg/ha | Nitrogen accumulation amount in spike axis and grain husk kg/ha | ||||
|---|---|---|---|---|---|---|---|
| Anthesis | Maturity | Anthesis | Maturity | Anthesis | Maturity | ||
| 2016 | N1 | 82.5b | 18.5a | 103.7a | 44.2a | 29.7a | 15.4a |
| N2 | 88.3a | 17.1b | 105.6a | 39.5b | 29.9a | 15.2a | |
| N3 | 91.1a | 14.5c | 106.5a | 35.4c | 27.2b | 11.9b | |
| N4 | 82.3b | 13.8d | 100.5a | 33.5d | 27.6b | 11.9b | |
| N5 | 70.1c | 12.7e | 93.0b | 33.7d | 24.9c | 10.8c | |
| 2017 | N1 | 84.2b | 21.5a | 95.2a | 45.2a | 30.6a | 20.8a |
| N2 | 91.2a | 19.0b | 98.2a | 40.4b | 28.8b | 18.6b | |
| N3 | 90.8a | 16.1c | 95.3a | 32.4c | 25.7c | 14.7c | |
| N4 | 83.6b | 15.6c | 89.4b | 31.0c | 26.2c | 14.3c | |
| N5 | 73.2c | 14.5d | 82.7c | 29.9c | 25.7c | 13.8c | |
Notes.
*, ** significant at the 0.05 and 0.01 probability levels, respectively, ns, no significant. Each data point represents the average of the measured data.