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4种植物的耐淹耐旱性及在消落带中的应用
Four Kinds Plants with Flood-resisting and Drought-enduring Apply in Hydro-fluctuation Belt
【摘要】 为探讨水库消落带植被重建技术,对硬骨草、扁穗牛鞭草、棒头草、类芦进行了耐淹、耐旱、耐贫瘠等试验和大面积植被重建技术示范。结果表明,4种植物在淹没深度≤15 m时,其最大耐淹没时间>82 d;硬骨草、扁穗牛鞭草在强风化土及细沙中生长均较好,其耐贫瘠性优于棒头草;类芦有极强的匍匐茎,护岸抗浪蚀作用最好。
【Abstract】 It conducts tests on flood-resisting,drought-enduring and infertile-resisting and technical demonstration of vegetation rehabilitation in a large scale of Panicum repens,Hemarthria compressa,Polipogon fugax and Neyraudia reynaudiana,in order to approach rebuilding techniques of vegetation in the hydro-fluctuation belt of reservoir.The outcomes show that when the depth of inundation of the four plants is ≤ 15 m,the maximum flood-resisting time is >82 days;the growing of Panicum repens and Hemarthria compressa in weathering soil and fine sand is fairly well and the capability of infertile-resisting is better than that of Polipogon fugax and;Neyraudia reynaudiana has extremely strong stolon which is the best for bank protection and anti-wave erosion.
【Key words】 plant; flood-resisting; drought-enduring; hydro-fluctuation belt;
- 【文献出处】 中国水土保持 ,Soil and Water Conservation in China , 编辑部邮箱 ,2009年05期
- 【分类号】S157
- 【被引频次】24
- 【下载频次】476