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    陆生野生动物通道设计方法

    Designing method of terrestrial wildlife path

    • 摘要: 野生动物通道是缓解由铁路、公路等引起的野生动物生境破碎化的有效措施之一。本文介绍了野生动物通 道的定义和适用目标,提出了野生动物通道的设计原则、依据,以及野生动物通道的位置、数量、形式、宽度、高度、 地面基质和开口处环境的设置要求;以云南思小高速公路野生动物通道为例,分析了2005 年9 月至2008 年5 月间 亚洲象对通道的利用情况。结果表明:亚洲象对通道的利用率仅为40%;“通道位置是否与活动路线重合冶是亚洲 象对通道选择的决定性因素。建议在通道建设完成后进行持续的野生动物利用情况监测,以评估通道的有效性, 进而进行有针对性的改造设计,直到野生动物通道利用效果良好。

       

      Abstract: Wildlife path is one of the most effective ways to slow down the fragmentation of wildlife habitat, which was caused by the rapid development of railway and road. The concept, application objects, design principles, design basis of wildlife path were established, the design requirements of wildlife path parameters (such as location, quantity, form, width, height, ground matrix and environment of the openings) were given. Taken Sixiao Highway Wildlife Path of Yunnan as example, the ratio of Asian elephant path utilization between September 2005 to May 2008 was only 40%, and “the matching degree of path location and the migration routes冶was the decisive factor for Asian elephants. In order to evaluate the effectiveness and ensure the long-term viability of the wildlife path, an uninterrupted monitoring and the reconstruction design with pertinence are advised.

       

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