Transient light exposure could induce CHS and DFR gene expression of rf petal when the inflorescences were cultured in vitro and the level of anthocyanin accumulation increased with the culture time after light treatment.

• 在花序离体培养系统中，曝光可诱导rf花瓣的CHS、DFR基因表达，增加花色素苷积累；