Table 3.
Significant marker-trait associations (MTA) for powdery mildew resistance (PM-R) in winter wheat identified in a population of plant genetic resources (PGR) within the Wheat B-Genome.
| Chr | Published PM-R-Genes | MTA | BAF PGR | BAF PGR | –log10(p-value) | R 2 |
|---|---|---|---|---|---|---|
| 1B | Pm8 (4) Pm32 (6) Pm39 (36) Pm28 (27) |
27 | 0.004 | 0 | 8.1 | 0.022 |
| 28 | 0.0034 | 0 | 6.8 | 0.022 | ||
| 29 | 0.0042 | 0 | 7.63 | 0.023 | ||
| 2B | 30 | 0.0038 | 0.03 | 20.32 | 0.022 | |
| 31 | 0.0033 | 0 | 6.21 | 0.022 | ||
| 32 | 0.0015 | 0 | 8.72 | 0.01 | ||
| 4B | 33 | 0.0035 | 0 | 7.75 | 0.016 | |
| 5B | Pm66 (83) Pm30 (29) Pm36 (34) |
34 | 0.0029 | 0 | 5.7 | 0.015 |
| 35 | 0.0027 | 0 | 5.19 | 0.015 | ||
| 6B | Pm11 (18), Pm12 (50), Pm14 (19), Pm15 (19), Pm20 (16), Pm54 (22), pmHYM (85), Pm27 (26) |
36 | 0.0014 | 0 | 5.71 | 0.004 |
| 37 | 0.0014 | 0.05 | 7.45 | 0.005 | ||
| 7B | Pm40 (14,38), Pm47 (45), Pm5a-e (5,11,12), pmDHT (70) Mlxbd (13,86), PmSGD (69), PmBYYT (82) |
38 | 0.0037 | 0 | 5.33 | 0.006 |
BAF is the frequency of the advantageous alleles within the PGR population (n = 7,510) and the elite population (Elite, n = 170). Sources: (4) Hsam et al., 1998, (5) Hsam et al., 2001, (6) Hsam et al., 2003, (11) Law and Wolfe, 1966, (12) Huang et al., 2003, (13) Huang et al., 2000, (14) Marone et al., 2013, (16) Friebe et al., 1994, (18) Tosa et al., 1988, (19) Tosa and Sakai, 1990, (22) Hao et al., 2015, (26) Järve et al., 2000, (27) Peusha et al., 2000, (29) Liu et al., 2002, (34) Blanco et al., 2008, (36) Lillemo et al., 2008, (38) Luo et al., 2009, (45) Xiao et al., 2013, (50) Jia et al., 1996, (69) Xu et al., 2018, (70) Qie et al., 2019, (83) Li H. et al., 2020, (82) XU et al., 2018, (83) Li H. et al., 2020, (85) Fu et al., 2017, (86) Jin et al., 2020.