1R18348-36-3-8,是国际水稻研究所采用八个国家二十个亲本经多次杂交选育而成的早籼迟熟品系,一九八五年菲律宾种子委员会正式命名为IR_(64),同年引入我县作连作晚稻试种。产量表现高而稳,1985年试种平均亩产458.8公斤,高达565.2公斤。1986年分别在陈埭镇旧埭农场、磁灶镇车厝村池店乡柴塔村设置高产示范片,共种植81亩,平均亩产456.5公斤。其中旧埭农场41亩, 1R18348-36-3-8, a late indica rice line derived from the hybridization of twenty parents of eight countries in eight countries. The Philippine Seeds Commission was formally named IR_64 in 1985 ), The same year into my county for late rice trial planting. The yield was high and stable. In 1985, the average yield per mu was 458.8 kg, up to 565.2 kg. In 1986, they respectively set up high-yield demonstration plots in the old farm of Chenjiao Town and in Caitachi Village of Chihpen Township, Checuo Village, Ciocao Town, with a total area of ​​81 mu and an average yield of 456.5 kilos per mu. 41 mu of old farm,