高产杂交稻威优134的选育

Breeding of High-yielding Hybrid Rice Weiyou 134

威优 134是以带爪哇稻亲源的父本y1 34与母本V2 0A配组选育的高产中熟杂交组合 ,2 0 0 0年 2月通过湖南省品种审定。介绍了其主要特征特性、栽培和制种技术要点。

Weiyou 134 (V20A/y1 34) is a newly developed high yielding and medium maturing hybrid rice combination with its restorer line y1 34 derived from the cross of the US121 (as the male parent), a javanica variety introduced from USA, and Ce 64 49 (as the female parent), an indica restorer line with strong restoring ability. It was registered and released in Hunan Province in February, 2000. The main characteristics, cultural practices and hybrid seed production techniques were introduced in this paper.