Fig. 1:
Fig. 2:
Fig. 3:
Fig. 4:
Principal component analysis results for İmrahor × Hasanbey F1 population including parental cultivars_
| Component | Eigenvalue | Variance (%) | Cumulative Variance (%) | Variable | PC1 Loading | PC2 Loading |
|---|---|---|---|---|---|---|
| PC1 | 1.886 | 94.3 | 94.3 | Total Phenolic Content | 0.707 | 0.707 |
| PC2 | 0.114 | 5.7 | 100.0 | Antioxidant Activity | 0.707 | −0.707 |
Ranking of F1 individuals and parental cultivars based on composite scores from principal component analysis for İmrahor × Hasanbey cross combination_
| Germplasm No. | PC1 Score | PC2 Score | Composite Score | General Rank |
|---|---|---|---|---|
| A13 | 2.9557 | 0.4456 | 2.8127 | 1 |
| A15 | 2.1519 | 0.0377 | 2.0315 | 2 |
| A25 | 2.0432 | −0.0206 | 1.9256 | 3 |
| A19 | 1.9555 | 0.4006 | 1.8670 | 4 |
| A16 | 1.8089 | 0.0110 | 1.7065 | 5 |
| A12 | 1.3097 | −0.1847 | 1.2246 | 6 |
| A1 | 0.8789 | −0.1507 | 0.8202 | 7 |
| A2 | 0.6598 | −0.0444 | 0.6197 | 8 |
| A14 | 0.5781 | −0.0830 | 0.5404 | 9 |
| A23 | 0.5418 | −0.1714 | 0.5012 | 10 |
| A3 | 0.3787 | −0.0844 | 0.3523 | 11 |
| A5 | 0.3502 | 0.1175 | 0.3370 | 12 |
| A10 | 0.2125 | −0.2878 | 0.1840 | 13 |
| A7 | 0.0440 | −0.0062 | 0.0411 | 14 |
| A22 | −0.0567 | −0.3890 | −0.0756 | 15 |
| A21 | −0.2805 | −0.3733 | −0.2858 | 16 |
| A4 | −0.5104 | −0.2283 | −0.4943 | 17 |
| A26 | −0.5307 | −0.2630 | −0.5154 | 18 |
| A6 | −0.5546 | −0.2792 | −0.5389 | 19 |
| A24 | −1.1177 | 0.4253 | −1.0298 | 20 |
| A18 | −1.1401 | 0.6061 | −1.0406 | 21 |
| A9 | −1.1258 | −0.3510 | −1.0817 | 22 |
| A8 | −1.1864 | −0.0606 | −1.1223 | 23 |
| A17 | −1.4691 | 0.5805 | −1.3523 | 24 |
| A20 | −1.5967 | 0.4701 | −1.4790 | 25 |
| İmrahor | −1.8358 | −0.6429 | −1.7678 | 26 |
| A11 | −1.9991 | 0.6848 | −1.8462 | 27 |
| Hasanbey | −2.4655 | −0.1587 | −2.3341 | 28 |
Reciprocal cross effects on total phenolic content and antioxidant activity in F1 apricot populations_
| Pair | Trait | Mean (A×B) | Mean (B×A) | Δ(A×B−B×A) | p-value | cohen d | n(A×B) | n(B×A) |
|---|---|---|---|---|---|---|---|---|
| İmrahor↔Hasanbey | Phenolics | 805.1296 | 762.2215 | 42.9081 | 0.1989 | 0.3617 | 26 | 26 |
| İmrahor↔Hasanbey | Antioxidant | 927.2735 | 723.9404 | 203.3331 | 0.0 | 1.8971 | 26 | 26 |
Ranking of F1 individuals and parental cultivars based on composite scores from principal component analysis for Hasanbey × İmrahor cross combination_
| Germplasm No. | PC1 Score | PC2 Score | Composite Score | General Rank |
|---|---|---|---|---|
| Hasanbey | 3.0700 | 0.7995 | 2.91 | 1 |
| Imrahor | 2.5618 | 0.3956 | 2.41 | 2 |
| C21 | 2.4383 | 0.7978 | 2.32 | 3 |
| C19 | 1.6011 | −0.6838 | 1.44 | 4 |
| C25 | 1.1850 | −0.5548 | 1.06 | 5 |
| C15 | 1.0859 | −0.4054 | 0.98 | 6 |
| C26 | 0.9769 | −0.6281 | 0.86 | 7 |
| C12 | 0.9094 | −0.1008 | 0.84 | 8 |
| C18 | 0.7983 | −0.0175 | 0.74 | 9 |
| C24 | 0.5781 | −0.2296 | 0.52 | 10 |
| C10 | 0.3541 | −0.4773 | 0.29 | 11 |
| C13 | 0.1572 | −0.2589 | 0.13 | 12 |
| C16 | 0.1198 | −0.1498 | 0.10 | 13 |
| C6 | −0.0194 | 0.5163 | 0.02 | 14 |
| C14 | −0.2259 | −0.1204 | −0.22 | 15 |
| C22 | −0.5156 | 0.0026 | −0.48 | 16 |
| C3 | −0.6550 | 0.0167 | −0.61 | 17 |
| C2 | −0.6391 | −0.2524 | −0.61 | 18 |
| C17 | −0.7036 | −0.0701 | −0.66 | 19 |
| C23 | −0.8227 | −0.0886 | −0.77 | 20 |
| C8 | −1.1476 | 0.0981 | −1.06 | 21 |
| C20 | −1.1716 | 0.2047 | −1.07 | 22 |
| C11 | −1.3477 | 0.2690 | −1.23 | 23 |
| C1 | −1.4223 | 0.4341 | −1.29 | 24 |
| C5 | −1.5268 | −0.1465 | −1.43 | 25 |
| C7 | −1.5756 | 0.0775 | −1.46 | 26 |
| C9 | −1.8990 | 0.1497 | −1.75 | 27 |
| C4 | −2.1637 | 0.4225 | −1.98 | 28 |
Principal component analysis results for Hasanbey × İmrahor F1 population including parental cultivars_
| Component | Eigenvalue | Variance (%) | Cumulative Variance (%) | Variable | PC1 Loading | PC2 Loading |
|---|---|---|---|---|---|---|
| PC1 | 1.856 | 92.8 | 92.8 | Total Phenolic Content | 0.707 | 0.707 |
| PC2 | 0.144 | 7.2 | 100.0 | Antioxidant Activity | 0.707 | −0.707 |
Genetic parameters and heterosis analysis of total phenolic content and antioxidant activity in F1 apricot populations derived from reciprocal crosses between ‘İmrahor’ and ‘Hasanbey’_
| Combination | Trait | F1 | S | MP % | CV% | MPH % | HH% | LH% | n |
|---|---|---|---|---|---|---|---|---|---|
| İmrahor × Hasanbey | Phenolics | 805.13 | 95.23 | 1007.09 | 11.83 | −20.05 | 0.0 | 100.0 | 26 |
| Hasanbey × İmrahor | Phenolics | 762.22 | 138.12 | 1007.09 | 18.12 | −24.31 | 3.85 | 96.15 | 26 |
| İmrahor × Hasanbey | Antioxidant | 927.27 | 109.05 | 1074.38 | 11.76 | −13.69 | 3.85 | 80.77 | 26 |
| Hasanbey × İmrahor | Antioxidant | 723.94 | 105.28 | 1074.38 | 14.54 | −32.62 | 0.0 | 96.15 | 26 |