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天丰优269(原名盐优269)是江苏沿海地区农科所用广东省农科院育成的天丰A与自育恢复系盐恢269配组,于2002年育成的高产优质多抗三系杂交籼稻新组合。2003至2004年参加江苏省杂籼区试,两年平均单产8·38 t/hm2,比对照汕优63平均增产5·0%。2005年参加江苏省杂交籼稻生产试验,平
Tianfengyou 269 (formerly Yanyou 269) is a high-yield, high-quality, and multi-resistance three-line hybrid bred in Tianfeng A and its self-restoring line Yanhui 269 bred by Guangdong Academy of Agricultural Sciences used in agriculture in coastal areas of Jiangsu Province. New combination of indica rice. From 2003 to 2004, he took part in the hybrid indica rice trial in Jiangsu Province. The average yield of the two years was 8 · 38 t / hm2, an average yield of 5.0% higher than that of the control Shanyou 63. In 2005 to participate in Jiangsu Province hybrid indica rice production test, flat