旱97101990年人工杂交配组合(中系237/湘灵),后经系统选育而育成。于2002通过国家农作物品种审定委员会审定。该品种株型紧凑,根系发达,叶片直立宽厚,叶色浓绿。旱作生育期133 d,株高90 cm左右,分蘖力中等。半紧穗型,穗长15 cm,每穗88粒左右,结实率85%,千粒重24 g。主要米质指 Dry 97101990 artificial hybrid combination (237 / Xiang Ling), after breeding by the system and bred. In 2002 through the National Crop Variety Approval Committee validation. The plant type compact, well-developed roots, leaves upright generous, leaf color dark green. Dry-growing stage of 133 d, about 90 cm plant height, tillering ability medium. Half-panicle type, spike length 15 cm, about 88 per spike, seed setting rate of 85%, 1000 g weight 24 g. The main rice quality means