Table 5.
QTLs detected for 11 traits using the SNP linkage map across two low-N conditions
| Trait | QTL | Chr | Position (cM) | Flanking marker | Interval (cM)a | LOD score | Additiveb | R2 (%)c |
|---|---|---|---|---|---|---|---|---|
| Chl-2 | qChl2-1 | 1 | 211 | S1_61786623 - S1_61836509 | 208.1–217.7 | 3.28 | −1.26 | 8.69 |
| qChl2-9b | 9 | 136 | S9_55230722 - S9_56646280 | 126.1–142.2 | 3.07 | 1.25 | 8.49 | |
| Chl-3 | qChl3-1 | 1 | 157.8 | S1_50614823 - S1_50837764 | 150.6–178.1 | 3.29 | 1.79 | 10.1 |
| qChl3-7 | 7 | 87.7 | S7_57772979 - S7_60426792 | 85.9–97.8 | 4.57 | 2.71 | 14.2 | |
| PH | qPH-6 | 6 | 30.8 | S6_41970042 - S6_43222258 | 28.9–34.8 | 5.30 | −16.4 | 13.2 |
| AD | qAD-1 | 1 | 210.8 | S1_61709596- S1_61786623 | 206.5–218.1 | 5.15 | 3.63 | 16.7 |
| qAD-9a | 9 | 159.4 | S9_45363122 - S9_58417131 | 148.8–176 | 3.29 | −3.00 | 16.4 | |
| MC1 | qMC1-1 | 1 | 211 | S1_61786623 - S1_61836509 | 208.1–217.7 | 3.14 | 1.44 | 10.0 |
| qMC1-6b | 6 | 54.6 | S6_52982294 - S6_54274803 | 49.3–61.9 | 2.69 | 1.14 | 6.97 | |
| MC2 | qMC2-1a | 1 | 203 | S1_55726325 - S1_57821154 | 201.3–220.9 | 4.74 | 4.74 | 16.4 |
| qMC2-1b | 1 | 209.4 | S1_59080688- S1_59595161 | 198.2–219.4 | 8.10 | 4.44 | 20.3 | |
| BY | qBY-5 | 5 | 20 | S5_44956096 - S5_45759643 | 14.5–28.4 | 2.95 | 0.72 | 9.04 |
| qBY-7 | 7 | 85.9 | S7_57557894 - S7_57772979 | 79.3–95.1 | 3.86 | −1.01 | 12.5 | |
| GY | qGY-5 | 5 | 78.6 | S5_59373257 - S5_59373316 | 75.3–82.2 | 3.22 | 0.37 | 10.8 |
| qGY-6a | 6 | 15.8 | S6_3799293 - S6_8141493 | 12.7–17.8 | 3.06 | −0.25 | 9.83 | |
| qGY-6b | 6 | 22.3 | S6_13884102 - S6_37768125 | 20.6–25.6 | 3.03 | −0.38 | 11.0 | |
| qGY-6c | 6 | 30.8 | S6_41970042 - S6_43222258 | 28.9–34.8 | 2.73 | −0.23 | 8.00 | |
| TW | qTW-1 | 1 | 209.4 | S1_59595161- S1_61709496 | 201.3–220.9 | 5.79 | −1.79 | 17.9 |
| GS | qGS-1b | 1 | 212.7 | S1_61786623 - S1_61836509 | 204.1–219.7 | 4.67 | −0.08 | 14.4 |
| qGS-5 | 5 | 78.6 | S5_59373257 - S5_59373316 | 76.2–80.1 | 5.30 | 0.07 | 14.6 |
Chlorophyll contents at vegetative stage (Chl1), at anthesis (Chl2), and at maturity (Chl3); PH, plant height (cm); AD, days to anthesis; MC1, % stover moisture content; MC2, % head moisture content; BY, biomass yield (t.ha−1); GY, grain yield (t.ha−1); TW, test weight (g); GS, grain/stover ratio (%). a2.0-LOD drop support interval of the QTL; bAdditive effect: positive values of the additive effect indicate that alleles from Ck60 were in the direction of increasing the trait score and vice versa; c Percentage of phenotypic variation explained by the QTL. The SNP underlined is the corresponding SNP of QTL