Table 5. Grain yield, water consumption, and water use efficiency (WUE) in 2016–2017 growing season.
| Genotype | Rain-fed | Irrigation | Difference | |||||
|---|---|---|---|---|---|---|---|---|
| Grain yield (kg ha−1) | Water consumption (mm) | WUE (kg ha−1 mm−1) | Grain yield (kg ha−1) | Water consumption (mm) | WUE (kg ha−1 mm−1) | Grain yield (kg ha−1) | WUE (kg ha−1 mm−1) | |
| Jinmai 47 | 6277a | 363.2b | 17.28bc | 7929a | 425.4b | 18.64a | 1620b | 1.9b |
| Shijiazhuang 8 | 5989b | 322.8f | 18.55a | 7433b | 393.9f | 18.87a | 1444bc | 0.3f |
| 908216 | 5743bc | 330.9e | 17.36bc | 7321bc | 406.0de | 18.03ab | 1604b | 0.87de |
| 908032 | 5481cde | 330.4e | 16.59cd | 7974a | 420.9bc | 18.94a | 1511bc | 0.8de |
| 908188 | 6401a | 361.1b | 17.73ab | 7236bc | 396.5ef | 18.25ab | 1754b | 2.43a |
| 908274 | 5250ef | 350.3c | 14.99fg | 7004bcd | 401.9def | 17.43bc | 835d | 0.5ef |
| 908054 | 5319def | 341.0d | 15.6ef | 6923cde | 419.8bc | 16.49cd | 1515bc | 1.03cd |
| 908206 | 5584cd | 349.2c | 15.99de | 6763def | 397.6ef | 17.01c | 1179cd | 1cd |
| 908120 | 4948g | 360.2b | 13.74hi | 6463ef | 437.7a | 14.76e | 2494a | 2.37ab |
| Yumai 18 | 5466cde | 337.2d | 16.21de | 6977bcd | 410.2cd | 17.01c | 1577b | 0.67def |
| 908092 | 4835g | 369.7a | 13.08i | 6456f | 431.3ab | 14.97e | 1652b | 1.37c |
| Jing 411 | 5085fg | 351.2c | 14.48gh | 6657def | 427.3ab | 15.58de | 1572b | 1.1cd |
| Mean | 5531 | 347.3 | 15.97 | 7095 | 414.0 | 17.17 | 1563 | 1.20 |
| CV(%) | 2.91 | 1.14 | 3.02 | 3.58 | 1.35 | 3.14 | 11.92 | 18.23 |
Notes.
Values without the same letters in the same line are significantly different at 5% level; Difference here indicated the gap of grain yield and WUE between irrigation and rain-fed treatments.