中国软米两系杂交稻云光14号的选育及在毗邻国家的表现

Breeding of two-line soft indica hybrid rice variety Yunguang 14 and its performance in neighboring countries

云光14号是云南省农科院粮作所利用光敏核不育系（PGMS）蜀光612s与抗寒优质强恢复系云恢808配组而成的软米两系杂交籼稻新组合，具有高产（7．65—12．35t／hm^2）、米质优（可达国家优质稻谷2级标准）、口感软、高抗稻瘟病、中抗白叶枯病、前期耐低温、后期耐高温、适应性广、制种产量高等特点，2000年10月通过云南省农作物品种审定委员会审定，2005年10月通过越南农业农村发展部审定。

Yunguang 14,a soft indica hybrid rice variety by crossing photo sensitive genic male sterile （PGMS） ＇ Shuguang 612s＇ with restorer line ＇ Yunhui 808＇ , was characterized with high yield （7.65-12.35 t/hm^2 ）, good quality （ according with Grade Ⅱ of National Grain Standards ） , softness in taste, high resistance to rice blast, middle resistance to leaf bacterial blight, better tolerance to low temperature in earlier stages and high temperature in late stages, and wide adaptability in Yunnan and Vietnam. It was approved both by Yunnan provincial crops variety approval committee in Oct. ,2000 and the Ministry of Agriculture and development of Vietnam in Oct. ,2005.