Fig. 1 DNA amplifying with BO3-8F /R primers (Wanchana et al., 2005), completely co-segregates
the rice grain aroma QTL locating a 4.5 cM region of the chromosome 8. This primer pair
amplifying a 140 bp fragment for an aromatic variety, KDML105 and a 130 bp fragment for
a non-aromatic variety, CNT1. A 100 bp DNA ladder (Biolabs) was used as a size standard