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1988年春季笔者在海南用湖北光敏感核 不育系“9-2”分别与籼型品种协青早和 籼粳交后代稳定品系六南早配制了协青早 /“9-2”、“ 9-2”/六南早两个组合。 其杂种F1当年正季种植于本所试验田,于 孕穗期花粉发育至单核期取穗进行花药培养,获得的绿苗冬季移至温室栽培。1989年,
In the spring of 1988, the author used Xienanzao / “9-2” and “9-2”, which are the stable lines of indica variety Xieqingzao and indica / 9-2 "/ six South early two combinations. The F1 hybrids were planted in our experimental field in the same year and were harvested from the pollen stage at the booting stage to the mononuclear stage for anther culture. The obtained green plants were transferred to greenhouse for cultivation in winter. in 1989,