Parameter | Mock | +GA_{3} | ||
---|---|---|---|---|

+/na2-1 | na2-1/na2-1 | +/na2-1 | na2-1/na2-1 | |

n | 16 | 13 | 16 | 14 |

Plant height^{a} | 192.9 ± 39.1 a | 32.7 ± 5.7 b | 309.6 ± 39.2 c | 52.9 ± 16.8 d |

Days to tassel^{a} | 63.8 ± 3.6 a | 73.5 ± 8.6 b | 60.0 ± 3.2 c | 73.5 ± 5.3 b |

Tillers per plant^{a} | 0 ± 0 a | 0 ± 0 a | 0 ± 0 a | 0 ± 0 a |

Plants with tassel seeds^{b} | 0 (0%) a | 3 (23%) a,b | 7 (44%) b | 13 (93%) c |

Plants with anthers in ear florets^{b} | 0 (0%) a | 0 (0%) a | 0 (0%) a | 0 (0%) a |

Tassel branches^{a} | 14.3 ± 5 a | 11.7 ± 5.6 a | 13.6 ± 4.2 a | 11.9 ± 6.0 a |

Total nodes^{a} | 15.1 ± 0.9 a | 14.4 ± 1.3 a | 15.5 ± 1.3 a | 13.1 ± 1.1 b |

Node of top ear^{a} | 10.4 ± 0.9 a | 10.5 ± 1.1 a | 9.9 ± 1.0 a,b | 9.1 ± 1.0 b |

Tassel length^{a} | 50.6 ± 4.2 a | 28.2 ± 6.5 b | 54.0 ± 13.5 a | 31.7 ± 10.7 b |

Angle of upper leaf^{a} | 25.9 ± 16.3 a | 49.6 ± 19.9 b | 23.8 ± 17.3 a | 56.4 ± 17.7 b |

Length of upper leaf^{a} | 48.8 ± 7.1 a,c | 23.7 ± 8.5 b | 42.0 ± 15.9 a | 34.9 ± 10.1 c |

Width of upper leaf^{a} | 5.4 ± 0.8 a | 4.3 ± 1.0 b | 3.5 ± 0.9 c | 3.2 ± 0.9 c |

Angle of lower leaf^{a} | 45.9 ± 14.7 a | 61.2 ± 12.8 b | 50.6 ± 9.8 a | 74.5 ± 10.2 c |

Length of lower leaf^{a} | 95.5 ± 9.6 a | 61.4 ± 5.5 b | 95.6 ± 14.8 a | 77.8 ± 11.3 c |

Width of lower leaf^{a} | 8.0 ± 0.9 a | 8.1 ± 1.4 a | 4.9 ± 1.2 b | 4.3 ± 1.3 b |

↵a Data are presented as means with sd. Lowercase letters indicate connecting letter report as determined by ANOVA with posthoc analysis using the Holm-Sidak algorithm with

*P*< 0.05.↵b Number of plants with tassel seeds or anthers in ear florets, with the percentage of plants in parentheses. Lowercase letters indicate connecting letter report as determined by Fisher’s exact test with

*P*< 0.01.