论文部分内容阅读
C两优9号审定编号:国审稻2013013品种名称:C两优9号选育单位:湖南农业大学品种来源:C815S×70124特征特性:籼型两系杂交水稻品种。在长江中下游作中稻种植,全生育期平均136.0天,比对照Ⅱ优838长1.8天。株高116.2cm,穗长24.8cm,每667m2有效穗数17.3万穗,每穗总粒数186.6粒,结实率77.9%,千粒重24.6g。(1)抗性:稻瘟病综合指数2.8级,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,感白叶枯病、褐飞虱。(2)米质主要指标:整精米率
C Liangyou No.9 Validation No .: Guo Zaodao 2013013 Breed Name: C Liangyou No.9 Breeding Unit: Hunan Agricultural University Source: C815S × 70124 Characteristics: Indica two-line hybrid rice variety. In the middle and lower reaches of the Yangtze River for mid-season rice planting, the whole growth period average 136.0 days, compared with the control Ⅱ You 838 1.8 days long. Plant height 116.2cm, spike length 24.8cm, effective spike per 667m2 173000 spike, the total number of grains per spike 186.6, seed setting rate of 77.9%, 1000g weight 24.6g. (1) Resistance: rice blast comprehensive index 2.8, the highest rate of ear blast damage 7; bacterial blight 5; brown planthopper 9; sense blast, bacterial leaf blight, brown planthopper. (2) The main quality indicators of rice: whole meter rate