Table 2.
QTLs for brown spot (BS) resistance
| Chromosome | QTLa | Source of resistance allele | Materials used for QTL analysisb | Phenotyping method | Reference |
|---|---|---|---|---|---|
| 1 | qBSfR1 | Tadukan | 110 RILs (Tadukan (R) and Hinohikari (S)) | Field evaluation at 113 days after transplanting by promoting disease with inoculated spreader | Sato et al. (2015) |
| 2 | BSq2.1v&i | IR62266-42-6-2 | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol and Inceptisol soils) | Katara et al. (2010) |
| 2 | qBS2 | Hinohikari | 110 RILs (Tadukan (R) and Hinohikari (S)) | Inoculation of 18-day-old-plants in greenhouse | Sato et al. (2008a) |
| 2 | BSq2.2v&i | IR62266-42-6-2 | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol and Inceptisol soils) | Katara et al. (2010) |
| 4 | qBSfR4 | Hinohikari | 110 RILs (Tadukan (R) and Hinohikari (S)) | Field evaluation at 113 days after transplanting by promoting disease with inoculated spreader | Sato et al. (2015) |
| 4 | BSq4.1v&i | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol and Inceptisol soils) | Katara et al. (2010) |
| 6 | BSq6.1v | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol soil) | Katara et al. (2010) |
| 6 | BSq6.2i | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Inceptisol soil) | Katara et al. (2010) |
| 8 | BSq8.1i | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Inceptisol soil) | Katara et al. (2010) |
| 8 | BSq8.2v | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol soil) | Katara et al. (2010) |
| 9 | qBS9 | Tadukan | 110 RILs (Tadukan (R) and Hinohikari (S)) | Inoculation of 18-day-old-plants in greenhouse | Sato et al. (2008a) |
| 9 | (QTL) | Kasalath | 39 CSSLs (Donor: Kasalath (R), Recipient: Koshihikari (S)) | Inoculation of 18-day-old-plants in greenhouse | Sato et al. (2008b) |
| 9 | BSq9.1v | IR62266-42-6-2 | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol soil) | Katara et al. (2010) |
| 11 | BSq11.1v&i | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol and Inceptisol soils) | Katara et al. (2010) |
| 11 | qBS11 | Tadukan | 110 RILs (Tadukan (R) and Hinohikari (S)) | Inoculation of 18-day-old-plants in greenhouse | Sato et al. (2008a) |
| 11 | qBSfR11 | Tadukan | 110 RILs (Tadukan (R) and Hinohikari (S)) | Field evaluation at 113 days after transplanting by promoting disease with inoculated spreader | Sato et al. (2015) |
| 11 | BSq11.2v | IR62266-42-6-2 | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol soil) | Katara et al. (2010) |
| 12 | BSq12.1v | CT9993-5-10-1 M | 154 DH lines (CT9993-5-10-1 M (R) and IR62266-42-6-2 (S)) | Field evaluation without artificial inoculation (Vertisol soil) | Katara et al. (2010) |
| 12 | bs1 | Dinorado | 186 F2 lines (Dinorado (R) and IR36 (S)) | (not described in detail) | Banu et al. (2008) |
aQTLs written in bold font were detected in similar positions in several cultivars in different experiments. QTLs with designations followed by v and/or i were identified on Vertisol and/or Inceptisol soil, respectively
b CSSLs chromosome segment substitution lines, DH doubled haploid, RIL recombinant inbred lines, R resistant cultivar, S susceptible cultivar