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审定编号:国审稻2016007品种名称:中两优206申请者:中国水稻研究所育种者:中国水稻研究所品种来源:中18S×R206特征特性:籼型三系杂交水稻品种。在长江中下游作双季早稻种植,全生育期111.2 d,比对照陆两优996短2.3 d。株高82.1 cm,穗长18.4 cm,每667m~2有效穗数21.5万穗,每穗总粒数126.8粒,结实率83.3%,千粒重26.3 g。抗性:稻瘟病综合指数两年分别为4.8、5.4,穗瘟损失率最高级9级;白叶枯病7级;褐飞虱9级;白背飞虱7级;高感稻瘟病,感白叶枯
Validation code: State Examination of rice 2016007 Name of species: Zhongliangyou 206 Applicant: China National Rice Research Institute Breeder: China National Rice Research Institute Source: 中 18S × R206 Characteristics: Three-line indica hybrid rice. In the middle and lower reaches of the Yangtze River for double season early rice planting, the whole growth period of 111.2 d, compared with the control Lu two excellent 996 short 2.3 d. Plant height 82.1 cm, spike length 18.4 cm, effective spike per 667m ~ 2 21.5 million spike, the total number of grains per panicle 126.8, seed setting rate 83.3%, 1000 grain weight 26.3 g. Resistance: The comprehensive index of blast was 4.8 and 5.4 respectively in the two years, the highest rate of head blast was 9, the rate of bacterial blight was 7, the rate of 9 BPH was 7 and the rate of whitebacked planthopper was 7. Withered