奥两优200是湖南怀化奥谱隆作物育种工程研究所以自选早籼优质光温敏核不育系奥龙1S为母本,与自选优质、抗病、强优势迟熟恢复系R200配组育成的两系迟熟杂交晚籼新组合,2011年通过湖南省农作物品种审定。概述了该组合亲本的主要特征特性,结合湖南怀化制种实践,总结了该组合高产优质制种技术。 Ao-liang-you 200 was selected from the early indica high-yielding thermo-sensitive genic male sterile line Aolong 1S as female parent and selected high-quality, disease-resistant and strong-effect late maturity restorer line R200 The two lines of late maturity hybrid late indica new combinations, in 2011 through the Hunan province crop varieties validation. The main characteristics of the combined parents were summarized. Combining with the practice of seed production in Huaihua, Hunan Province, the combination of high yield and high quality seed production techniques was summarized.