| Irrigation intervals (A) | Plant density, m2 (B) | 2011 season | 2012 season | |||||||||
| 50% Flowering | Plant height cm | Stem diameter, cm | No. of leaves/ plant | Leaf area cm2 | 50% flowering | Plant height cm | Stem diameter cm | No. of leaves/ plant | Leaf area cm2 | |||
| 6 | 6 | 77.0 | 269.5 | 1.4 | 9.7 | 591.7 | 79.0 | 276.5 | 1.4 | 10.0 | 615.4 | |
| 8 | 74.0 | 255.5 | 1.4 | 9.8 | 582.5 | 76.0 | 261.0 | 1.3 | 9.9 | 584.5 | ||
| 10 | 72.0 | 237.9 | 1.2 | 8.8 | 563.4 | 73.0 | 243.5 | 1.3 | 8.6 | 584.2 | ||
| General mean | 74.3 | 254.3 | 1.3 | 9.4 | 579.2 | 76.0 | 260.3 |
| 9.5 | 594.7 | ||
| 9 | 6 | 73.0 | 230.7 | 1.2 | 8.7 | 553.3 | 73.0 | 236.5 | 1.1 | 8.8 | 578.2 | |
| 8 | 72.0 | 222.5 | 1.1 | 8.6 | 546.8 | 73.0 | 225.0 | 1.0 | 8.9 | 554.6 | ||
| 10 | 70.0 | 218.8 | 1.0 | 8.8 | 537.4 | 68.0 | 219.7 | 1.1 | 8.9 | 536.2 | ||
| General mean | 71.7 | 224.0 | 1.1 | 8.7 | 545.8 | 71.3 | 227.0 |
| 8.9 | 556.3 | ||
| 12 | 6 | 70.0 | 226.5 | 1.0 | 8.0 | 542.6 | 70.0 | 223.6 | 0.9 | 7.9 | 534.8 | |
| 8 | 72.0 | 215.8 | 1.0 | 7.8 | 522.7 | 73.0 | 220.5 | 0.9 | 7.8 | 522.7 | ||
| 10 | 68.0 | 207.5 | 0.9 | 7.7 | 498.6 | 68.0 | 210.4 | 0.9 | 7.6 | 492.7 | ||
| General mean | 70.0 | 216.6 | 0.97 | 7.8 | 521.3 | 70.3 | 218.2 |
| 7.8 | 516.7 | ||
| General mean of factor (B) | 6 | 73.3 | 242.2 | 1.2 | 8.8 | 562.5 | 74.0 | 252.8 | 1.1 | 8.9 | 576.1 | |
| 8 | 72.7 | 231.3 | 1.2 | 8.7 | 550.7 | 74.0 | 235.5 | 1.1 | 8.9 | 553.9 | ||
| 10 | 70.0 | 221.4 | 1.0 | 8.4 | 533.1 | 69.7 | 224.5 | 1.1 | 8.4 | 537.7 | ||
| LSD | A | 1.4 | 10.16 | ns | 1.2 | 28.4 | 1.0 | 12.4 | ns | 0.82 | 30.7 | |
| B | 0.5 | 6.9 | ns | ns | 10.9 | 2.3 | 9.2 | ns | ns | 14.9 | ||
| A × B | 1.2 | 5.7 | ns | 1.0 | 4.0 | 1.8 | 7.6 | ns | 0.74 | 18.4 | ||