• 采用扦插嫁接方法进行了肉卫矛无性繁殖试验,结果表明,肉卫矛扦插繁殖生根非常困难1年生枝成活率仅有1。

    Experiment on clonal propagation of Euonymus carnosus by cutting and grafting demonstrated that cuttings had difficulty to have root, therefore, 1-year branch had only 1.

    youdao

  • 广西杉木无性胸径幅、冠高、树冠表面积进行遗传相关分析分析表明:总量与生长性状之间的遗传相关系数均为负值;

    The gross flowers and height, diameter, crown width, crown height, crown surface of Chinese fir clones in Guangxi area were investigated by genetic correlation analysis and path-coefficient analysis.

    youdao

  • 其它无性没有表现出较强特性母株的晚特性可能是由于环境效应所致。

    The other clones did not manifest this character, so this character of their female parents was caused by environment.

    youdao

  • 迄今种子园中株数和产量稳定增长,多数无性植株平均着700个上下,仍有约半数无性系的1/3植株尚未开雄球

    There were about 700 male flowers per bearing tree for most of clones, but 46% of clones had 1/3 ramets bearing no male flower at all.

    youdao

  • 迄今种子园中株数和产量稳定增长,多数无性植株平均着700个上下,仍有约半数无性系的1/3植株尚未开雄球

    There were about 700 male flowers per bearing tree for most of clones, but 46% of clones had 1/3 ramets bearing no male flower at all.

    youdao

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