The superior lines of Ki21,Ki 45,Ni1 etc and elite hybrids of Suwan 2301,Suwan 3851,Nakhon Sawan72# etc. were bred.

• 并从中提取出Ki21、45、Ni1等几十个优良系 ,组配出Suwan2301、3851、NakhonSawan72等十多个优良杂交种。