Table 2.
Decomposing the epistasis for grain yield in the real maize dataset with epistatic markers selected based on LOD criterion (LOD > 3)
| Epistasis | Q i | Q j | ||||||
|---|---|---|---|---|---|---|---|---|
| Interval 1 | Bin1 | Interval 2 | Bin2 | aa | ad | da | dd | |
| 6×25 | bnlg439/bnlg1203 | 1.03 | umc1227/mmc0111 | 2.01 | 0.025 | 0.055 | 0.000 | 0.120 |
| 7×70 | bnlg1203/bnlg1917 | 1.03–1.04 | umc1365/bnlg1660 | 5.01–5.03 | 0.005 | 0.024 | −0.001 | 0.042 |
| 9×11 | umc1558/bnlg2295 | 1.04 | umc1811/bnlg2025 | 1.04–1.05 | 0.008 | −0.005 | 0.032 | 0.457 |
| 19×70 | bnlg1720/umc1737 | 1.10 | umc1365/bnlg1660 | 5.01–5.03 | 0.002 | −0.038 | 0.007 | 0.125 |
| 70×105 | umc1365/bnlg1660 | 5.01–5.03 | bnlg1056/phi080 | 8.08 | −0.057 | −0.076 | 0.015 | 0.013 |
aa, ad, da and dd represent additive-additive, additive-dominant, dominant-additive and dominant- dominant epistatic effects, respectively; Q i represents the first QTL, and Qj represents the second QTL