九稻19是吉林市农科院水稻所采用粳籼亚种间杂交育成、1985年用高产粳稻吉8316与南方高产早籼广陆矮四号杂交，选择其F1代优良植株与日本优质米粳稻山形22复交，于1990年F6代定型，编号60760于1991～1992年参加产量鉴定，在品比试验中比对照增产权显著．表现苗期耐寒、种子发芽 JiuDao 19 is a hybrid between japonica indica and japonica rice cultivated in Jilin Academy of Agricultural Sciences. In 1985, high-yielding japonica rice Ji 8316 was crossed with southern high-yielding early indica variety GuangluDai No.4, Yamagata 22 complex, in 1990, F6 generation stereotypes, No. 60760 in 1991 to 1992 to participate in the production of identification, compared to the proportion of products than the control of the right to property significantly. Cold-blooded seedling performance, seed germination