黑米两系杂交稻新组合顺两优黑占的选育

Breeding of New Two-line Hybrid Rice Combination Shunliangyou Heizhan with Black Grains

顺两优黑占是贵州省水稻研究所用两系不育系顺6S与恢复系黑占配组育成的黑米两系杂交稻新组合,2023年通过贵州省农作物品种审定委员会审定,适合在贵州省海拔1200 m以下稻作区作早熟中籼种植。介绍了其选育过程、特征特性、栽培和制种技术要点。

Shunliangyou Heizhan is a new two-line hybrid rice combination developed by Guizhou Rice Research Institute using the photo-thermo-sensitive genic male sterile line Shun 6S and the restorer line Heizhan.It was approved by Guizhou Crop Variety Appraisal Committee in 2023,and it is suitable for planting as early-maturing medium indica rice in the rice planting area below 1200 m altitude in Guizhou Province.The breeding process,characteristics,cultivation and seed production techniques of this combination were introduced.