水稻两用温敏核不育系孟S的选育与应用

Breeding and application of rice thermo-sensitive genic male sterile line Meng S for dual-purpose

孟S是广西绿田种业有限公司选育的温敏核不育系,具有农艺性状稳定、败育彻底、开花习性好、米质优、可恢复性好、配合力高等特点,于2010年5月通过广西农作物品种审定。孟S制种繁殖技术要点:确定合理的播种期、育性转换敏感期和抽穗扬花期;选择自然隔离条件好、背风向阳、田块连片的山冲田;科学管理水肥,培育高产群体。

Meng S is a thermo-sensitive genic male sterile line bred by Guangxi Lütian Seed Company Limited,Hezhou,Guangxi.It is characterized by stable agronomic traits,aborted completely,good flowering ability,grain quality and recoverability,high combining ability,etc.It was registered by Guangxi Committee for Crop Variety Registration in May,2010.The cultivation techniques of Meng S required reasonable sowing date and sensitive phase of fertility alteration and heading flowering period,selecting the field facing south place with good isolation condition,scientific management of water and fertilizer and culturing high yield populations.