三种榕树的板根生长特征及其在城市绿化的应用研究

Research of Growth Habit and Deal Strategy on Three Kinds of Figs' Buttress Root

榕树在广东城市绿化中颇受青睐。然而,榕树板根的破坏作用也日益被关注。大榕树一般都具有发达的板根,且穿透力强,能够拱破路面、树池和墙体等交通或建筑设施。对小叶榕(Ficus microcarpa)、黄葛榕(F.virens var.sublanceolata)和高山榕(F.altissima)的板根高度、板根幅度与胸径调查分析,总结3种榕树板根的生长特征,并对现有板根处理措施进行了分析评价,对城市绿化中榕树板根的合理处置提出了建议。

Ficus species is widely planted on urban landscaping in Guangzhou. Howerer, the destraction of Banyan buttress root is considered progressirely. Generally, Ficus species owns dereloped buttress root and it is strong enough to brake out the grand, tree pool and wall, etc. The paper selects Ficus microcarpa, F. virens var. suhlanceolata and F. altissima, which are common Banyan and applied mostly in urban lardscaping. The authors stadied the height range and DBH three kinds of Ficus species buttress root after statistic analyzing. Besides, the anthors also evaluated the current treatments of battress root and gave suggestion on the reasonable treatment of buttress root in urban randscaping. The research can be theory reference for solving the issue of destraction of Ficus species buttress root.