Plant Materials and Crossing Scheme. The scheme for
constructing the plant materials used in this study is
summarized in Figure 1. A highly-salt tolerant FL478 (IR
66946-3R-178-1-1) was used as the donor of Saltol QTLs,
whereas BT7 (O. sativa spp. indica), a popular growing
Vietnamese elite cultivar with high quality and popularly
grown in the Red River Delta of Vietnam, was used as the
recipient parent. A total of 477 SSR markers distributed in