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审定编号:国审稻2014024品种名称:Y两优6号申请者:湖南希望种业科技有限公司育种者:湖南希望种业科技有限公司品种来源:Y58S×望恢006特征特性:籼型两系杂交水稻品种。长江中下游作中稻种植,全生育期138.4 d,比对照丰两优四号长1.4 d。株高123.9 cm,穗长26.8 cm,每667 m2有效穗数17.0万穗,穗粒数175.6粒,结实率83.4%,千粒重27.0 g。(1)抗性。稻瘟病综合指数4.2,穗瘟损失率最高级9级;白叶枯病5级;褐飞虱9级;高感稻瘟病,中感白叶枯病,
Validation No .: State review rice 2014024 Name of the species: Y Liangyou 6 Applicant: Hunan Hope Seed Technology Co., Ltd. Breeder: Hunan Hope Seed Technology Co., Ltd. Source: Y58S × Wang Hui 006 Features: indica two series Hybrid rice varieties. Mid-lower reaches of the Yangtze River for mid-season planting, the whole growth period of 138.4 d, compared with the control Fengliangyou IV long 1.4 d. The plant height was 123.9 cm and the spike length was 26.8 cm. The number of effective spikelets per 667 m2 was 170,000 spikes, the number of spikelets was 175.6, the seed setting rate was 83.4% and the grain weight was 27.0 g. (1) Resistance. Rice blast comprehensive index 4.2, the highest loss of ear blast 9 grade; bacterial blight 5; brown planthopper 9; highly susceptible to rice blast,