Figure 4

Cytokinin and IAA concentration of young panicles. iP: N6-(Δ2-isopentenyl) adenine. tZ: trans-zeatin. cZ: cis-zeatin. DHZ: Dihydrozeatin. There were four active forms of CK. OXOsAFB6 and control plants represent the OsAFB6 overexpression mutant and the Zhonghua 11 plant as the negative control, respectively. Error bars, standard deviation. *, ** Indicates significance at the level of P < 0.05 and 0.01, respectively.