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扬粳4227是江苏里下河地区农业科学研究所以“盐91334-6/扬粳186//黄叶9520”复合杂交为基础材料,经连续自交选育而成的优质早熟晚粳稻新品种,其特征特性是:全生育期159 d,株高103 cm,每穗总粒数130~140粒,结实率90%左右,千粒重27 g以上;品质达国标一级优质稻谷标准,食味品质佳;植株生长清秀整齐,灌浆速度快,后期转色好;抗条纹叶枯病,中抗白叶枯病,苗期对用于鉴定的稻瘟病生理小种均表现抗,中抗穗颈瘟,感纹枯病;适宜在江苏省沿江、太湖中部与北部早熟晚粳稻区种植。
Yangjing 4227 is a new high quality and early maturing late japonica rice which is made from the cross combination of “Salt 91334-6 / Yangjing 186 // Huangye 9520” with the Lixiahe Region Agricultural Science Research Institute of Jiangsu Province. Variety, its characteristic features are: the whole growth period of 159 d, plant height 103 cm, the total number of grains per panicle 130 to 140, the seed setting rate of about 90%, 1000 g weight 27 g or more; Good plant growth and clean and tidy, fast filling speed, the late turn color is good; resistance to stripe disease, resistance to bacterial blight, seedling stage for the identification of blast physiological races were resistant to moderate panicle blast , Stem Blight; suitable in Jiangsu Province along the Yangtze River, central and northern part of Taihu Lake precocious late rice planting.