Table 2.
Comparison of QTL identified from this and previous studies of indica and japonica cultivars
| Traits | QTL of this study | Previous studies | |||||||
|---|---|---|---|---|---|---|---|---|---|
| QTL | Physical position (Mb)a | QTLb | Flanking markers | Physical position (Mb) | Population type | Population size | Mapping parentsc | Reference | |
| Heading date | qHD-3 | 0.6–1.3 | Hd9 | R1468B-S12021 | 0.97–1.24 | BC4F3 | 198 | Nipponbare(J), Kasalath(I) | Lin et al. (2002) |
| qHDD3-1 | RG104-RG348 | 0.46–1.42 | DH | 125 | Azucena(J), IR64(I) | Hittalmani et al. (2003) | |||
| QHd3a | C515-RG348a | 0.69–1.42 | RIL | 254 | Lemont(J), Teqing(I) | Mei et al. (2005) | |||
| Culm diameter | qCD-12 | 18.6–20 | Unnamed | G2140-R3375 | 5.60–18.86 | BIL | 98 | Nipponbare(J), Kasalath(I) | Kashiwagi and Ishimaru (2004) |
| Plant height | qPH-1 | 40–40.6 | Unnamed | R494-C742 | 34.97–41.24 | BC1F7 | 98 | Nipponbare(J), Kasalath(I) | Ishimaru et al. (2001) |
| QTLph1 | C86-C742 | 39.47–42.71 | BIL | 98 | Nipponbare(J), Kasalath(I) | Ishimaru et al. (2001, 2004) | |||
| Unnamed | R2414-C742 | 39.89–41.24 | BIL | 98 | Nipponbare(J), Kasalath(I) | Kashiwagi and Ishimaru (2004) | |||
| qPH-12 | 22.4–22.9 | QPh12 | G402-RG20q | 21.25–25.39 | RIL | 254 | Lemont(J), Teqing(I) | Mei et al. (2005) | |
| Flag leaf length | qFLL-5 | 27.75–28.6 | QFll5 | RM480-RM334 | 27.45–28.62 | RIL | 180 | IRAT109(J), Zhenshan 97(I) | Yue et al. (2006) |
| Flag leaf width | qFLW-4 | 31.3–31.8 | QFlw4 | RM255-RM349 | 31.35–33.08 | RIL | 180 | IRAT109(J), Zhenshan 97(I) | Yue et al. (2006) |
| Tiller angle | qTA-9 | 21.3–21.7 | Spk(t) | C1263-C506 | 20.37–21.85 | BIL | 98 | Nipponbare(J), Kasalath(I) | Yamamoto et al. (1997) |
| qTA-9 | C609-C506 | 19.24–21.85 | CSSL | 65 | Asominori(J), IR24(I) | Yu et al. (2005) | |||
| Panicle length | qPL-6a | 0.8–1.5 | QPl6 | RZ762-C76 | 0–1.82 | RIL | 254 | Lemont(J), Teqing(I) | Mei et al. (2005) |
| Grain length | qGL-3 | 16.8–17.5 | qGL-3a | C80-C1677 | 16.19–18.36 | RIL | 71 | Asominori(J), IR24(I) | Wan et al. (2006) |
| Grain width | qGW-2a | 9–9.8 | GW2 | RM5897-RM2634 | 6.76–10.99 | BC2F2 | 190 | WY3(J), Fengaizhan-1(I) | Song et al. (2007) |
| qGW-3 | 16.8–17.9 | qGW-3 | RM257-RM175 | 3.84–28.83 | BIL | 142 | Nantehao(J), Balilla(I) | Yan et al. (2003) | |
| qGW-3 | G332-C80 | 17.68–21.5 | BIL | 98 | Nipponbare(J), Kasalath(I) | Li et al. (2003) | |||
| qGW-5 | 5.1–5.5 | qGW-5b | C249-R566 | 1.83–7.74 | BIL | 98 | Nipponbare(J), Kasalath(I) | Li et al. (2003) | |
| 1,000-grain weight | qTGW-5a | 1.3–2.2 | Unnamed | R830-R3166 | 1.09–1.83 | BIL | 98 | Nipponbare(J), Kasalath(I) | Ishimaru K (2003) |
| qTGW-5b | 27–27.4 | Unnamed | RM87-RM334 | 27.16–28.62 | DH | 190 | WYJ2(J), Zhenshan 97(I) | Jiang et al. (2004) | |
| qTGW-10 | 11.7–11.9 | Unnamed | R2194-R2447 | 7.59–14.69 | BIL | 98 | Nipponbare(J), Kasalath(I) | Ishimaru K. (2003) | |
| Spikelet number | qSN-1a | 3.5–4.4 | Unnamed | MRG167-RM84 | 3.94–4.23 | DH | 190 | WYJ2(J), Zhenshan 97(I) | Jiang et al. (2004) |
| qSN-1b | 37.1–37.5 | qSNP-1b | OSR3-RM104 | 35.78–41.92 | IL-LT | 217 | Lemont(J), Teqing(I) | Mei et al. (2006) | |
| qSN-6 | 10.9–13.1 | QSn6 | C235a-G294d | 9.28–17.93 | RIL | 254 | Lemont(J), Teqing(I) | Mei et al. (2005) | |
aThe physical position of the bin corresponding to the 95% confidence interval for the detected QTL
bQTL identified in the previous studies of mapping population derived from crosses between indica and japonica cultivars. Those with flanking markers with known physical locations overlapping with the 95% confidence intervals of QTL found in this study are listed
cThe mapping parents of indica and japonica cultivars indicated by I and J, respectively