高产抗旱杂交稻两优2161示范表现和栽培技术

摘要

Liangyou 2161,dericed form a PTGMS line SE21S and a restorer line R61,is a new two-line medium hybrid rice.It is characteristic of drought resistance,super high yield,cold resistance,tolerance to extensive management,wide adaptability.It was registered and released for commercial production by Yunnan Provincial Crop Variety Appraisal Committee.The paper introduces demonstrational performance of Liangyou 2161 in Yunnan provincial and summarizes its high-yield cultivation techniques.%两优2161是光温互补型核不育系SE21S与恢复系R61配组而成的中籼型两系杂交稻品种,具有耐旱、超高产、耐寒、耐粗放、适应性广等特性,2010年通过云南省农作物品种审定（滇审稻2010006）。介绍了两优2161在云南省各地的示范表现,并总结了高产栽培技术。