优质早糯新品种孝早糯08的选育与应用

Breeding and Application of Zaonuodao Variety Xiaozaonuo 08

孝早糯08是孝感市农业科学研究所和武汉市农业科学研究所用(嘉早303×早糯198)F2作母本和华早糯1003作父本杂交育成的优质中熟早糯稻新品种。2008～2009年参加湖北省早稻品种区域试验,两年区域试验单产7.68 t/hm2,比对照两优287增产2.68%。全生育期114.8 d,比对照两优287长2.6 d。抗病性鉴定为中感白叶枯病、高感穗颈稻瘟病、抗性与对照相当。该品种主要理化指标达到国标优质糯稻质量标准,适于湖北省稻瘟病无病区或轻病区作早稻种植。

Xiaozaonuo 08,an early glutinous rice variety with good quality,was developed by Xiaogan Academy of Agricultural Sciences and Wuhan Agricultural Science Research Institute using（Jiazao 303 x Zaonuo 198） F2 as female parent and Zaonuo 1003 as male parent.In Hubei Provincial Regional Trials from 2008 to 2009,its yield reached 7.68 t/hm2,2.68% higher than the control（Liangyou 287）;it had a whole growth period of 114.8 d,2.6 d longer than the control.It was moderately sensitive to bacterial blight and highly sensitive to rice panicle blast,with almost the same diseases resistance level as the control.The main physical and chemical indexes of the variety meet the national glutinous rice quality standard.It could be used in blast-free or slight blast region in Hubei.