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苏29S是江苏中江种业股份有限公司以广占63S为母本,以优质高抗稻瘟病保持系资100B为父本杂交,经多年系谱选择育成的水稻光温敏核不育系。苏29S育性稳定,育性转换临界温度较低,株叶形态好,穗大粒多,抗性较好,米质优(达国标1级),开花习性好,异交结实率高,配合力高。苏29S及其所配组合苏两优295(苏29S/苏恢795)均于2013年通过江苏省农作物品种审定委员会审定。
Su-29S is a hybrid rice with photosynthetic temperature-sensitive genic male sterility (CMS) derived from Guangdong Zhongjiang Seed Industry Co., Ltd. with 63S as its parent, high-quality and high-blast resistance maintainer line 100B as its male parent. Su 29S fertility and stability, fertility transition lower critical temperature, leaf morphology is good, spike large grain, better resistance, rice quality (up to GB 1), good flowering habits, outcrossing rate, combining ability high. Su-29S and its combination Su Liangyou 295 (Su-29S / Su-Hui 795) were approved by the Jiangsu Province Crop Variety Approval Committee in 2013.