| Parameter | Water mgt. (W) | Nitrogen management (N) | LSD (0.05) | |||||
| N0 | N1 | N2 | Mean | N | W | N × W | ||
| Water use (mm) | AWD | 1031 | 1062 | 1132 | 1075 | |||
| MC | 524 | 588 | 604 | 572 | 213** | 235** | 363* | |
| CS | 1514 | 1552 | 1608 | 1558 | ||||
| Mean | 1023 | 1067 | 1115 | |||||
| Percentage water saved (%) | AWD | 33.83 | 31.84 | 27.34 | 31 | |||
| MC | 66.37 | 62.26 | 61.23 | 65 | 3.4** | 2.1** | 5.0* | |
| CS | - | - | - | - | ||||
| Mean | 34.33 | 31.51 | 28.43 | |||||
| Water productivity (Kg/cm3) | AWD | 0.28 | 0.44 | 0.57 | 0.43 | |||
| MC | 0.42 | 0.58 | 0.73 | 0.58 | 0.02** | 0.02** | 0.04** | |
| CS | 0.2 | 0.3 | 0.4 | 0.2 | ||||
| Mean | 0.3 | 0.44 | 0.57 | |||||