Sunflower / Tournesol
Open Access

Table 8

Genetic components for seed yield and quality traits in sunflower genotypes during summer 2017.

Genetic components Seed yield/plant Seed yield/ha−1 Oil yield/ha−1 Palmitic acid Stearic acid Oleic acid Linoleic acid
G.C.A 2.92 4592.84 1502.32 0.01 0.02 2.09 2.16
S.C.A 31.56 102 225.51 24 036.42 0.15 0.30 56.91 58.17
δ2A 5.84 9185.68 3004.63 0.02 0.04 4.18 4.33
δ2D 31.56 102 225.51 24 036.42 0.15 0.30 56.91 58.17
2D/δ2A)1/2 2.32 3.34 2.83 0.89 2.88 3.69 3.67
h2b 67.91 84.06 78.89 68.45 86.90 91.10 94.67
h2n 10.61 6.93 8.77 9.80 9.43 6.23 6.56
The proportional contribution of lines, testers, and their interactions
L 43.10 40.99 43.66 52.09 65.08 56.64 56.83
T 22.79 20.00 21.60 16.45 0.39 2.09 2.26
L × T 34.10 39.01 34.74 31.46 34.53 41.27 40.90

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