| Tillage methods | Plant height (cm) | Stem girth (cm) | Leaf area (m2) | Days to 50% flowering | ||||
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| 2012 | 2013 | 2012 | 2013 | 2012 | 2013 | 2012 | 2013 |
| NT | 126b | 186b | 2.41b | 2.11a | 1.13b | 1.17b | 119a | 119a |
| MT | 246a | 267a | 3.60a | 3.54b | 1.48a | 1.51a | 118a | 119a |
| PHR | 253a | 271a | 3.68a | 3.61b | 1.46a | 1.54a | 118a | 118a |
| LSD | 36 | 17 | 44 | 0.3 | 0.04 | 0.09 | ns | Ns |
| Foliar fertilizer |
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| NF | 124b | 153b | 2.38b | 2.41b | 1.11c | 1.19b | 119a | 118a |
| 2 l/haF | 238a | 278a | 3.91a | 3.98a | 1.29b | 1.49a | 118a | 118a |
| 4 l/haF | 243a | 266a | 3.84a | 4.02a | 1.36a | 1.38a | 118a | 119a |
| LSD | 19 | 14 | 0.04 | 0.06 | 0.04 | 0.13 | ns | Ns |