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审定编号:国审稻2014033品种名称:两优5266申请者:合肥信达高科农业科学研究所育种者:合肥信达高科农业科学研究所品种来源:W05-2×R066特征特性:籼型两系杂交水稻品种。长江中下游作双季晚稻种植,全生育期118.5天,比对照五优308短0.1天。株高109.8 cm,穗长23.7 cm,每667 m2有效穗数18.8万穗,穗粒数169.6粒,结实率78.7%,千粒重25.3 g。(1)抗性:稻瘟病综合指数5.1,穗瘟损失率最高级7级;白叶枯病5级;褐飞虱9级;感稻瘟病,中
Validation code: State review rice 2014033 Name of the species: Liangyou 5266 Applicant: Hefei Cinda Hi-Tech Institute of Agricultural Sciences Breeder: Hefei Cinda Hi-Tech Institute of Agricultural Sciences Source of the variety: W05-2 × R066 Characteristics: indica two series Hybrid rice varieties. The middle and lower reaches of the Yangtze for double season late rice planting, the whole growth period of 118.5 days, compared with the control five excellent 308 short 0.1 days. The plant height was 109.8 cm and the spike length was 23.7 cm. The number of effective spikelets per 667 m2 was 188,000 spikes, the number of grains per spike was 169.6, the seed setting rate was 78.7%, and the grain weight was 25.3 g. (1) Resistance: Rice blast comprehensive index 5.1, the highest rate of loss of ear blast was 7, the rate of bacterial blight 5, the rate of 9 of brown planthopper,