温度和光照对油松种子萌发的影响Effect of Temperature and Illumination on the Germination of Pinus tabulaeformis Seeds
边银霞;王辉;石玉璋;韩芬;
摘要(Abstract):
[目的]讨论温度和光照对油松种子萌发的影响。[方法]采用室内发芽试验法,测定不同条件下油松种子发芽率和发芽指数。[结果]恒温处理下,油松种子萌发的适合温度为25℃和30℃;变温处理下,油松种子在20℃/25℃发芽率较高,萌发速度较快;光照可以促进油松种子的萌发。[结论]该研究得出油松种子萌发的适宜温度和光照条件,为油松种群的人工繁育和植被恢复提供了科学依据。
关键词(KeyWords): 油松;种子萌发;温度;光照
基金项目(Foundation): 国家重点基础研究发展规划项目(2002CB111505)
作者(Author): 边银霞;王辉;石玉璋;韩芬;
Email:
DOI: 10.13989/j.cnki.0517-6611.2010.31.155
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