楠丰9A是温州市农业科学研究院选育的中籼野败型三系不育系。该不育系不育性稳定,花粉败育率99.99%,典败率97.53%;柱头紫色,午前花占67.0%,柱头总外露率71.62%,其中双外露率30.95%;株型适中,分蘖力强,穗大粒多;配合力强,穗数、穗总粒数非加性效应显著,株高、结实率则有一定负面作用;高胶稠度,中低直链淀粉含量,中感稻瘟病和白叶枯病。2009年通过浙江省农作物品种审定委员会技术鉴定。 Nan Fung 9A Wenzhou Academy of Agricultural Sciences breeding of indica wild-type three-line CMS. The sterility of male sterility was stable, the pollen abortion rate was 99.99%, and the rate of pollination was 97.53%. The stigma purple color accounted for 67.0% of the total in early flowering, the total stigma exsertion rate was 71.62%, of which the double exsertion rate was 30.95% Strong ability and spike large grain; strong combination ability, spike number, total grain number non-additive effect was significant, plant height, seed setting rate has a certain negative effect; high gel consistency, low amylose content, And bacterial blight. In 2009 through the Zhejiang Provincial Crop Variety Certification Committee technical appraisal.