Table 6
Heterosis over mid-parent (MP), better-parent (BP) for seed yield plant−1, seed and oil yield ha−1 in sunflower genotypes.
| Hybrid | Seed yield /plant (g) | Seed yield (t/ha) | Oil yield (t/ha) | |||
|---|---|---|---|---|---|---|
| MP | BP | MP | BP | MP | BP | |
| A1 × Rf1 | 38.58** | 22.96** | 67.20 | 50.06 | 71.05 | 57.92 |
| A1 × Rf9 | 66.66** | 37.44** | 131.25 | 75.07 | 143.79* | 75.08 |
| A1 × Rf18 | 33.02** | 12.54* | 78.51 | 46.93 | 68.74 | 38.24 |
| A5 × Rf1 | 60.93** | 38.26** | 115.86 | 92.12 | 123.77* | 111.08 |
| A5 × Rf9 | 40.03** | 12.17* | 92.91 | 45.11 | 104.79 | 49.18 |
| A5 × Rf18 | 46.70** | 20.42** | 97.28 | 61.18 | 105.08 | 71.11 |
| A7 × Rf1 | 36.08** | 17.62** | 68.74 | 47.31 | 62.62 | 46.14 |
| A7 × Rf9 | 20.61** | −2.86 | 64.13 | 21.66 | 72.30 | 21.55 |
| A7 × Rf18 | 54.75** | 27.76** | 103.45 | 63.41 | 106.33 | 65.21 |
| A9 × Rf1 | 35.76** | 19.10** | 74.06 | 62.10 | 78.83 | 81.23 |
| A9 × Rf9 | 40.55** | 14.72* | 93.67 | 50.85 | 97.51 | 51.03 |
| A9 × Rf18 | 25.98** | 5.45 | 52.90 | 30.05 | 41.96 | 25.96 |
| A11 × Rf1 | 43.99** | 27.50** | 80.33 | 64.07 | 74.46 | 66.13 |
| A11 × Rf9 | 38.92** | 14.35* | 91.08 | 46.19 | 101.17 | 47.48 |
| A11 × Rf18 | 39.60** | 17.88** | 72.25 | 43.51 | 63.81 | 37.78 |
| A13 × Rf1 | 72.38** | 56.84** | 126.24 | 119.48 | 126.44* | 115.14 |
| A13 × Rf9 | 38.64** | 16.95** | 99.35 | 60.28 | 121.14 | 73.88 |
| A13 × Rf18 | 61.76** | 40.11** | 133.01 | 105.54 | 155.96* | 135.22 |
| A33 × Rf1 | 42.72** | 34.25** | 78.95 | 75.09 | 71.86 | 76.95 |
| A33 × Rf9 | 17.68** | 2.31 | 78.06 | 44.12 | 79.09 | 38.44 |
| A33 × Rf18 | 22.22** | 9.23 | 77.91 | 58.13 | 77.99 | 61.90 |
| LSD (0.05) | 10.30 | 11.89 | 0.21 | 0.24 | 0.12 | 0.14 |
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