Table 4.
QTL identified for nine traits of maize using high-density SNP bin-map from composite interval mapping (CIM).
| Trait | QTL | Chr | Flanking markers | Positions (Mb) | Interval (100 Kb) | Physical length (Mb) | LOD | ADDa | DOMb | R2 (%) | QTL-MIc | References |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PERMUTATION 1,000 TIMES WITH ALPHA = 0.05 | ||||||||||||
| KW | qKW-1 | Lg3 | mk1315–mk1322 | 204.30 | 2,036.51–2,065.51 | 2.900 | 4.5 | −1.54 | 1.23 | 7.7 | ||
| qKW-2 | Lg4 | mk1708–mk1711 | 205.80 | 2,055.51–2,063.01 | 0.750 | 4.8 | −0.16 | 2.43 | 7.4 | |||
| qKW-3 | Lg6 | mk2201–mk2203 | 5.95 | 40.42–64.69 | 2.427 | 7.5 | 1.96 | 1.44 | 13 | |||
| qKW-4 | Lg8 | mk2775–mk2777 | 119.70 | 1,194.01–1,206.01 | 1.200 | 5.5 | −1.89 | 0.99 | 9.5 | |||
| EAL | qEAL-1 | Lg1 | mk478–mk492 | 254.45 | 2,493.51–2,554.51 | 6.100 | 4.1 | −0.84 | −0.44 | 8.2 | ||
| qEAL-2 | Lg6 | mk2219–mk2227 | 27.45 | 198.01–363.01 | 16.500 | 4.1 | 0.99 | −0.54 | 8.1 | |||
| qEAL-3 | Lg10 | mk3282–mk3292 | 145.20 | 1,440.51–1,466.51 | 2.600 | 4.9 | −0.33 | 1.24 | 9 | |||
| EAD | qEAD-1 | Lg1 | mk331–mk339 | 196.50 | 1,963.01–1,981.01 | 1.800 | 4.7 | 0.14 | 0.06 | 8.3 | 184.9–187.4 | Xue et al., 2013 |
| qEAD-2 | Lg4 | mk1648–mk1652 | 185.35 | 1,839.51–1,855.51 | 1.600 | 5.3 | 0.13 | 0.13 | 9.2 | 190.78–217.64 | Beavis et al., 1994 | |
| qEAD-3 | Lg7 | mk2348–mk2353 | 5.15 | 47.01–63.51 | 1.650 | 4.3 | 0.09 | 0.17 | 6.9 | |||
| qEAD-4 | Lg7 | mk2468–mk2471 | 108.30 | 1,073.01–1,089.01 | 1.600 | 4.0 | 0.11 | 0.17 | 6.4 | |||
| qEAD-5 | Lg7 | mk2541–mk2544 | 154.00 | 1,537.01–1,552.51 | 1.550 | 7.0 | 0.12 | 0.19 | 11.6 | 147.16 | Xue et al., 2013 | |
| 143.17–161.8 | Austin and Lee, 1996 | |||||||||||
| CD | qCD-1 | Lg1 | mk298–mk303 | 180.20 | 1,781.01–1,823.01 | 4.200 | 9.1 | 0.17 | 0.06 | 18 | 187.4 | Xue et al., 2013 |
| qCD-2 | Lg2 | mk700–mk708 | 36.95 | 333.51–371.51 | 3.800 | 4.6 | 0.06 | 0.12 | 7.7 | |||
| KRN | qKRN-1 | Lg8 | mk2821–mk2830 | 160.65 | 1,588.01–1,635.51 | 4.750 | 4.1 | 0.68 | −0.39 | 7.6 | 163.5–164.6 | Xiao et al., 2016 |
| CGR | qCGR-1 | Lg4 | mk1407–mk1408 | 2.80 | 27.01–29.01 | 0.200 | 5.4 | 0.80 | 3.04 | 10 | ||
| qCGR-2 | Lg4 | mk1414–mk1420 | 4.95 | 38.51–67.51 | 2.900 | 5.3 | 0.44 | 3.07 | 9.8 | |||
| qCGR-3 | Lg6 | mk2267–mk2269 | 106.25 | 1,057.05–1,072.51 | 1.546 | 4.0 | 1.97 | −0.10 | 8.2 | 106.47 | Yang et al., 2014 | |
| EW | qEW-1 | Lg4 | mk1399–mk1419 | 3.25 | 3.01–61.01 | 5.800 | 4.2 | 9.53 | 15.53 | 8.4 | 3.7-4.7 | Xiao et al., 2016 |
| qEW-2 | Lg4 | mk1650–mk1660 | 185.55 | 1,850.51–1,876.51 | 2.600 | 5.2 | 13.29 | 12.19 | 10.4 | 186.1–187.4 | Xiao et al., 2016 | |
| qEW-3 | Lg7 | mk2462–mk2467 | 106.00 | 1,052.51–1,073.01 | 2.050 | 5.2 | 51.91 | 18.99 | 19.7 | |||
| qEW-4 | Lg7 | mk2468–mk2473 | 107.95 | 1,073.01–1,110.01 | 3.700 | 5.1 | 8.19 | 20.05 | 9.7 | |||
| qEW-5 | Lg7 | mk2483–mk2484 | 122.30 | 1,216.51–1,232.01 | 1.550 | 4.4 | −8.80 | 19.78 | 8.2 | |||
| GWP | qGWP-1 | Lg4 | mk1648–mk1659 | 185.55 | 1,839.51–1,874.51 | 3.500 | 5.3 | 12.35 | 6.75 | 10.7 | 186.1–187.4 | Xiao et al., 2016 |
| qGWP-2 | Lg6 | mk2220–mk2240 | 52.95 | 207.01–614.01 | 40.700 | 4.4 | 14.33 | −4.68 | 11.8 | |||
| qGWP-3 | Lg7 | mk2462–mk2474 | 106.00 | 1,052.51–1,135.51 | 8.300 | 5.1 | 38.77 | 15.88 | 9.2 | |||
| qGWP-4 | Lg7 | mk2468–mk2478 | 107.95 | 1,073.01–1,083.01 | 1.000 | 4.7 | 3.40 | 16.53 | 8.6 | 107.4–108.2 | Xiao et al., 2016 | |
| qGWP-5 | Lg7 | mk2485–mk2489 | 124.05 | 1,232.01–1,265.51 | 3.350 | 4.5 | −5.63 | 16.36 | 8.1 | |||
a
Estimated additive effect.
b
Estimated dominance effect.
c
Marker interval of QTLs identified in previous studies.