“二亚1号”是福建省农科院水稻所用W6111s-275与瓦拉1312配制的迟熟弱感光型两系籼粳亚种间杂交稻的强优势组合。该组合株高125～144cm,平均130cm;茎秆粗壮坚硬,剑叶挺直上举,长37.25cm,宽2.23cm,倒3叶总长152.78cm。平均每穗粒数223.9粒,每穗实粒数151.1粒,结实率67.5%,千粒 “Er-Ya-1” is a strong combination of late-mature weak-sensitive two-line indica-japonica hybrid rice with W6111s-275 and Vala 1312 used by Fujian Academy of Agricultural Sciences. The combined plant height 125 ~ 144cm, an average of 130cm; stalks sturdy stems, upright sword blade, long 37.25cm, width 2.23cm, the total length of the inverted 3 leaves 152.78cm. The average number of spores per panicle was 223.9, the number of spikelets per spike was 151.1 and the seed setting rate was 67.5%