湘早籼20号(原代号湘辐91—1)是湖南省原子能农业应用研究所选育的高产优质抗病早籼新品种。1992年以来,该品种经多年多点试验示范及省区试,均表现高产、稳产。1995年1月通过湖南省农作物品种审定委员会审定命名。 湘早籼20号全生育期110天左右,比浙辐802偏长,比湘早籼1号平均短4天左右,属迟熟偏早品种。株高85～90厘 Hunan early indica 20 (the original codeXian spoke 91-1) is the Hunan Institute of Atomic Energy applications breeding of high yield and quality of early indica varieties. Since 1992, the variety of multi-year pilot demonstration and provincial test, both showed high yield and stable yield. January 1995 through the Hunan Provincial Crop Variety Certification Committee validated named. Hunan early indica 20 full growth period of about 110 days, longer than Zhejiang radiation 802, an average of about 4 days shorter than Xiangzao indica, is a late mature early varieties. Plant height 85 ~ 90%