Research Article
Similarity Patterns and Stability of Environmental Response in Sunflower Hybrids
Table 3
Analysis of variance for eight biometric traits observed in 11 sunflower hybrids over three sowing dates (S) and three location-year combinations (L).
| Source of variation | df | Germination (%) | Days to flowering | Plant height (cm) | Branching (plants %) | Head diameter (cm) | 1000 seed weight (g) | Seed yield (t ) | Oil content (% d.m.) |
| Location/year () | 2 | 1.2 | 9100.01 | 6497.79 | 11.97 | 1872.21 | 1652.14 | 22.30 | 0.06 | Sowing date () | 2 | 0.15 | 22927.08 | 4788.61 | 2.36 | 22.50 | 3214.65 | 0.59 | 0.03 | | 4 | 0.07 | 589.37 | 2971.85 | 0.71 | 1.50 n.s. | 457.72 | 0.62 | 0.02 | Rip () | 18 | 0.02 n.s. | 5.39 n.s. | 160.86 | 0.06 | 7.14 | 36.89 n.s. | 0.13 n.s. | 0.00 n.s. | Hybrid () | 10 | 0.29 | 458.75 | 2922.34 | 0.16 | 42.32 | 1089.09 | 2.22 | 0.02 | | 20 | 0.03 | 75.52 | 388.74 | 0.08 | 11.40 | 244.38 | 0.73 | 0.01 | | 20 | 0.04 | 62.81 | 316.11 | 0.08 | 7.88 | 123.19 | 0.31 | 0.00 | | 40 | 0.01 n.s. | 43.69 | 60.19 n.s. | 0.05 | 7.43 | 39.12 | 0.15 | 0.00 | Pooled error | 180 | 0.01 | 5.48 | 65.08 | 0.02 | 3.17 | 25.67 | 0.08 | 0.00 |
| Total | 296 | | | | | | | | |
| Hybrids mean | | 86 | 161 | 108.2 | 36 | 14.9 | 57.9 | 1.41 | 40 | C. V. | | 12.53 | 1.46 | 7.46 | 41.44 | 11.97 | 8.75 | 20.20 | 4.38 |
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