Research Article

Mapping of Novel QTL Regulating Grain Shattering Using Doubled Haploid Population in Rice (Oryza sativa L.)

Table 4

Comparison of QTL identified from previous studies.

TraitsChr. numberPopulation type (size)Marker (number)Parental cultivarsQTL nameReferences

PNS1, 4, 5, 8F2 (172)RFLP, SSR, AFLP (348) Aijiao Nante (indica), P16 (O. rufipogon)sh1, sh4, sh5, sh8Xiong et al. (1999) [11]

PNS1, 4, 8, 11RILs (125)RFLP, isozyme morphological (147)Pei-Kuh (indica), W1944 (O. rufipogon)qSHT-1, qSHT-4, qSHT-8, qSHT-11 Cai and Morishima (2000) [13]

PNS1DH (151)SSR (68) Miara (japonica), C6′ (japonica)Sh-2Bres-Patry et al. (2001) [12]

PNS1, 3, 6RIL (120)SSR (124) Hwayeongbyeo (japonica), W1944 (O. rufipogon)sh1, sh3, sh6Lee et al. (2005) [14]

PS1, 2, 5, 11, 12F2 (156)RFLP, RAPD (609) Kasalath (indica), Nipponbare (japonica)qSH1Konish et al. (2006) [1]

PS3, 4, 8F2 (304)SSRCL16 (indica), IRGC 80470 (O. nivara)sh3, sh4, sh8Li et al. (2006) [7]

PS, BS7F2 (240)SSR (77)Hsh (japonica), Blue & Gundil (japonica)sh-hJi et al. (2006) [5]

SR1, 3, 4, 11, 12F2 (376)SSR Teqing (indica), YJCWR (O. rufipogon)SHA1Lin et al. (2007) [3]

PS1, 6CSSL (103)SSR (132)93-11 (indica), Nipponbare (japonica)qSH1-1, qSH6-1Zhu et al. (2009) [9]

SS, AL, PS, BS1, 3, 4, 5, 8, 9DH (120)SSR, STS (182) Samgang (indica), Nagdong (japonica)Qss1, Qss3, Qss4, Qss5-5, Qal1, Qal5-1, Qps8, Qbs9Qin et al. (2010) [10]

PS: pulling strength, BS: bending strength, PNS: percentage of natural shed, SR: shattering rate, SS: shattering scale, and AL: abscission layer.