Breeding a New Photosensitive Hybrid Rice, Yuanyou 2105
-
摘要: 元优2105是福建省农业科学院水稻研究所利用三明市农业科学研究院选育的三系不育系元丰A与自育恢复系福恢2105配组而成的三系中稻感光型杂交水稻新品种,2016年通过福建省农作物品种审定委员会审定(闽审稻2016006)。该品种全生育期160 d左右,比一般中稻品种生育期长20多d。介绍了该品种的选育过程和特征特性。Abstract: A new variety of photosensitive hybrid rice, Yuanyou 2105, was bred by crossing the 3-line male sterile, Yuanfeng A, developed by Sanming Academy of Agriculture Science and the restorer line, Fuhui 2105, developed by Fujian Agriculture and Forestry University. It was certified by Fujian Crop Variety Evaluation Committees in 2016. The growing period of the new variety was approximately 160 d, which was 20 d longer than that of comparable mid-season varieties. The breeding procedure and characteristics of Yuanyou 2105 are presented.
-
Key words:
- photosenstive /
- hybrid rice /
- Yuanyou 2105 /
- Fuhui 2105 /
- breeding
-
表 1 2013-2014年福建省中稻感光组区域试验产量
Table 1. Output of Yuanyou 2105 at regional trial for mid-season photosensitive rice varieties in 2013-2014
表 2 2015年中稻感光组生产试验产量
Table 2. Output of Yuanyou 2105 during 2015 production trail on mid-season photosensitive rice varieties
表 3 2013-2014年福建省中稻感光组区域试验生育期与主要农艺性状
Table 3. Growth period and main agronomic traits of Yuanyou 2105 at regional trial for mid-season photosensitive rice varieties in 2013-2014
表 4 2015年中稻感光组生产试验品种元优2105抗性表现
Table 4. Blast resistance evaluation in 2015 production trail on mid-season photosensitive rice varieties
-
[1] 陆广文. 水稻感光基因dth2的精细定位及感温基因LTG1的图位克隆与功能分析[D]. 南京: 南京农业大学, 2010. http://d.wanfangdata.com.cn/Thesis/Y2360829 [2] 水稻光温协作组, 中国水稻品种的光温生态[M].北京科学出版社, 1978. [3] TAKAHASHI Y, TESHIMA K M, YOKOI S, et al. Variations in Hd1 proteins, Hd3a promoters, and Ehd1 expression levels contribute to diversity of flowering time in cultivated rice[J]. Proceedings of the National Academy of Sciences, 2009, 106(11):4555-60. doi: 10.1073/pnas.0812092106 [4] 张建新, 林美娟, 王晓明, 等.明恢70及其组合的选育和应用[J].福建农林大学学报:自然科学版, 2002, 31(3):283-286. http://www.cnki.com.cn/Article/CJFDTOTAL-FJND200203002.htm