钟伟华 邬香辉. 火炬松建园无性系球果产量研究[J]. 华南农业大学学报, 1996, (4): 93-98.
    引用本文: 钟伟华 邬香辉. 火炬松建园无性系球果产量研究[J]. 华南农业大学学报, 1996, (4): 93-98.
    Zhong Weihua 1 Zhou Da 1 He Zhaoheng 1 Wu Xianghui 2 Chen Kaer 2 Zeng Yongsheng 2. STUDIES ON CLONAL CONE YIELD OF ESTABLISHMENT SEED ORCHARD IN LOBLOLLY PINE[J]. Journal of South China Agricultural University, 1996, (4): 93-98.
    Citation: Zhong Weihua 1 Zhou Da 1 He Zhaoheng 1 Wu Xianghui 2 Chen Kaer 2 Zeng Yongsheng 2. STUDIES ON CLONAL CONE YIELD OF ESTABLISHMENT SEED ORCHARD IN LOBLOLLY PINE[J]. Journal of South China Agricultural University, 1996, (4): 93-98.

    火炬松建园无性系球果产量研究

    STUDIES ON CLONAL CONE YIELD OF ESTABLISHMENT SEED ORCHARD IN LOBLOLLY PINE

    • 摘要: 对火炬松8 ̄12年生的227个无性系的球果结实量,连续作了3年观察分析,结果表明,无性系间,年度间差异显著或极显著,多数无性系结果量偏低;对无性系果量再选择建成的高一级种子园与供选群体相比,增产达85% ̄137%,甚至更高。按球果丰歉波动状态可划分为6种类型,其中以“V”字类型居多。

       

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