Table 3. Epistatic interactions for grain yield and yield stability coefficient among associated markers and among associated markers and major genes.
| Treatment | DH genes included (+/−) | Locus combination studied | Marker and gene alleles involved in epistasis | Percentage variation explained by interaction (%) |
|---|---|---|---|---|
| Bed 5IR | − | 2 | M2118(AA) M4418(AA) | 3.0 |
| − | 3 | M6533(AA) M2118(AA) M4418(AA) | 2.9 | |
| − | 3 | M4311(BB) M2118(AA) M4418(AA) | 3.0 | |
| + | 2 | M2118(AA) M4418(AA) | 3.0 | |
| + | 3 | M4311(BB) M2118(AA) M4418(AA) | 3.0 | |
| + | 3 | Ppd-D1a(AA) M2118(AA) M4418(AA) | 3.1 | |
| + | 3 | Ppd-D1Mercia type(BB) M2118(AA) M4418(AA) | 3.1 | |
| Bed ZT 5IR | − | 2 | M7175(BB) M8365(AA) | 3.6 |
| − | 2 | M6564(BB) M1021(BB) | 3.5 | |
| − | 2 | M8365(BB) M1021(BB) | 3.6 | |
| − | 2 | M8365(AA) M2195(AA) | 3.5 | |
| − | 3 | M6564(BB) M8365(BB) M1021(BB) | 3.6 | |
| + | 2 | — | — | |
| + | 3 | Ppd-B1a(AA) Vrn-B1a(BB) M7175(BB) | 3.2 | |
| Flat 5IR | − | 2 | M7482(AA) M5994(AA) | 4.3 |
| − | 2 | M7482(AA) M7629(AA) | 4.4 | |
| − | 3 | M5964(BB) M7482(AA) M3762(BB) | 3.6 | |
| − | 3 | M5964(BB) M7482(AA) M7629(AA) | 4.0 | |
| − | 3 | M7482(AA) M5994(AA) M7629(AA) | 4.4 | |
| + | 2 | — | — | |
| + | 3 | — | — | |
| Bed drip | − | 2 | — | |
| − | 3 | M1441(AA) M4718(BB) M5705(AA) | 3.4 | |
| − | 3 | M1441(BB) M7175(BB) M306(AA) | 3.4 | |
| − | 3 | M7175(BB) M306(AA) M3150(BB) | 3.3 | |
| + | 2 | Ppd-D1a(AA) Vrn-B1a(AA) | 2.9 | |
| + | 2 | Ppd-D1Mercia type(BB) Vrn-B1a (AA) | 3.3 | |
| + | 3 | Ppd-D1Mercia type(BB) Ppd-D1a(AA) Vrn-B1a (AA) | 3.2 | |
| Treatment | Major genes included (+/−) | Locus combination studied | Marker and gene alleles involved in epistasis | Percentage variation explained by interaction (%) |
| Bed 2IR | − | 2 | M612(AA) M1021(BB) | 2.6 |
| − | 2 | M612(AA) M9969(AA) | 2.5 | |
| − | 3 | M612(AA) M9969(AA) M7810(BB) | 2.5 | |
| + | 2 | Vrn-B1a(AA) M612(AA) | 2.7 | |
| + | 3 | Vrn-B1a (AA) M612(AA) M1021(BB) | 2.3 | |
| Bed heat | − | 2 | M612(AA) M4129(BB) | 3.2 |
| − | 2 | M3989(AA) M4129(BB) | 3.0 | |
| − | 2 | M4129(BB) M6564(BB) | 3.5 | |
| − | 3 | M612(AA) M3989(AA) M4129(BB) | 3.0 | |
| − | 3 | M3989(AA) M4129(BB) M6564(BB) | 3.1 | |
| + | 2 | M612(AA) M4129(BB) | 3.2 | |
| + | 2 | M3989(AA) M4129(BB) | 3.0 | |
| Yield stability | + | 2 | M4129(BB) M6564(BB) | 3.5 |
| + | 3 | M612(AA) M3989(AA) M4129(BB) | 3.0 | |
| + | 3 | M3989(AA) M4129(BB) M6564(BB) | 3.1 | |
| − | 2 | M1441(BB) M612(AA) | 9.3 | |
| − | 2 | M612(AA) M1021(BB) | 9.0 | |
| − | 3 | M1441(BB) M306(AA) M612(AA) | 9.2 | |
| − | 3 | M1441(BB) M306(AA) M6564(BB) | 9.3 | |
| − | 3 | M1441(BB) M612(AA) M1021(BB) | 9.2 | |
| − | 3 | M7175(BB) M612(AA) M1021(BB) | 8.9 | |
| − | 3 | M612(AA) M6564(BB) M1021(BB) | 9.3 | |
| + | 2 | Vrn-B1a (AA) M612(AA) | 8.6 | |
| + | 2 | Vrn-B1a (AA) M6564(BB) | 8.6 | |
| + | 3 | Vrn-B1a (AA) M612(AA) M6564(BB) | 8.5 | |
| + | 3 | Vrn-B1a (AA) M612(AA) M1021(BB) | 8.5 |
Underlined markers represent main epistatic locus interacting with other marker associated QTL.