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稀有树种任木种子繁殖试验
唐文秀;黄仕训;骆文华
1.广西壮族自治区中国科学院广西植物研究所;2.广西壮族自治区中国科学院广西植物研究所 广西桂林541006;3.广西桂林541006
摘要:
任木种子繁殖试验结果表明:(1)采自石灰岩土和酸性土上的种子萌发率没有明显差别。(2)种子用80℃热水浸泡处理效果最好,发芽率最高,达到80%~90%。IBA等生长素处理对种子萌发没有促进作用。(3)种子耐贮藏,干藏3年后与新鲜种子的发芽率相差不多。(4)全光照条件下,幼苗的生长速度比林荫下快。(5)任木幼苗在石灰岩土和园土上生长比酸性红壤上好。
关键词:  任木    稀有树种    种子繁殖
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