广东东莞市千年古秋枫保护的生态环境分析与环境改造方案

The Layout for Preservation and Enhancing of the First Ancient Bischofia Polycarpa in Dongguan City,Guangdong Province

古树名木是环境变迁与生物多样性的历史见证。作者在调查分析了工业化和城市化影响下广东东莞市乡村风水林(风水树)等古树名木保护现状与问题的基础上,以东莞市企石镇江边村的千年古秋枫为例,分析了影响古树生长的环境因素,提出了保护古树的思路和古秋枫保护性环境改造的具体措施,完成了广东东莞市千年古秋枫保护性的环境改造设计方案,实施后收到了良好的保护效果,目前千年古秋枫生长欣欣向荣,并成为环境教育和民俗历史教育的典型。

Based on the survey of ancient ＆ famous trees in Dongguan City, Guangdong Province . the situation and factors affecting the growth of those ancient ＆ famous trees were summer up. Then the authors take the First Ancient Bischofia polycarpa of Dongguan City as an example, and given an analysis of factors affecting its growth, put forward the following constructive strategies to protect it on the spot. The results showed that the limited nutrition absorption and air exchange may restraint the growth and development of it roots system, which may resulted in damages of the whole trees. The activity of humans as well as the pest also damaged the growth of the First Ancient Bischofia polycarpa. This suggests that opening some of the floor slab soil besides the tree and enhance the air recycle between soil and airs, adding fertilizer containing necessary nutrition elements N, P, Ca, and Mg might help recover the growth of the ancient trees. The biodiversity theory and practical strategies of protection and recovery of the tree in order to delay its senility were also put up in this study. After the layout that protect and enhance the ancient tree were carried out, the First Ancient Bischofia polycar pa were recovery and has well being maintained.