2004是我所用推广良种二九青干种子为材料,在湖北省农业科学院经钴~(60)—r 射线3万伦琴辐射处理后,按系谱法选育而成的早籼品种。1979—1981年连续三年参加武汉市区试,名列前茅,每年在各点均较二九青增产,平均亩产805.7斤,高产田亩产1,172.4斤。经有关单位审查,可以推广种植。特征特性全生育期104—112天,比二九青迟熟2—3天。株高70 2004 is the early indica variety bred by pedigree method after the radiation of 30000 Roentgen by cobalt ~ (60) -r ray of Hubei Academy of Agricultural Sciences was used as the material for popularizing the second seed of “Jiuqianqian”. 1979-1981 for three consecutive years Wuhan City to participate in the trial, among the best, every year at all points more than two nine green production, the average yield of 805.7 kg, yield of 1,172.4 kg per mu. After the review of the relevant units, can promote the planting. Characteristics of the whole growth period of 104-112 days, late maturing 2-3 months 2-3 days. Plant height 70