一、品种来源成都市第二农科所采用绵５A与优质恢复系４０８配组而成。二、特征特性中籼迟熟杂交稻，全生育期１４８天，株高１１８厘米，株型较为紧凑。剑叶直挺，叶片宽中等，叶色绿。苗期生长旺盛，分蘖力强，穗部性状好。单穗着粒数１７５．３粒，单穗实粒数１４１．５粒， First, the source of varieties Second Chengdu Agricultural Science and Technology by the use of cotton with high quality recovery system 408 with the formation of 408. Second, the characteristics of indica late maturing hybrid rice, the whole growth period of 148 days, 118 cm tall, plant type is more compact. Upright leaves, leaves wide and medium, green leaves. Strong seedling growth, strong tillering, panicle traits. Single spike grain number 175.3, single grain number 141.5 grain,