生物完整性指数ä&cedi

T he practice of ibi in health assessment of our

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Unformatted text preview: ; 2N anj ing I nstitute of Geogr ap hy and Li mnology , Chinese A cademy of Sciences , N anj ing 210008, China) . Chinese J our nal of Ecology , 2006, 25 ( 6) : 707~ 710. Index of biological integ rity ( IBI) has been prov ed to be one of the useful measur es in healt h assessment of aquatic ecosystem, and is widely applied today. In this paper , the concept of IBI, its philosophy and steps in health assessment of aquat ic ecosystem, and t he built up of benthic index of biological integr ity ( B IBI) w ere g eneralized, and the performances of IBI applied for the health assessment and management of ecosystem in foreig n countries were illustrated. T he practice of IBI in health assessment of our aquatic ecosystem w as also sugg ested. Key words index of biological integrity , health assessment , aquatic ecosystem, B I BI. - 1引 应生态系统的健康状况 , 是目前水生态系统健康研 究中应用最广泛的指标之一 [ 3, 16, 19, 21~ 37] 。 言 生态系统健康研究是当今生态学中最具活力的 一个 前 沿 领 域, 也 是 当 前 系 统 生 态 学 研 究 的 热 点[ 1, 2, 5~ 13, 18, 19, 33] 。研究生态系统健康的目的是为 了监测和评价生态系统的健康 , 进而对生态系统进 行健康管理, 实现 人和自然生态系 统的协调发展。 生态系统健康的监测和评价研究主要通过指示指标 国内涉及生态系统健康概念、 评价指标、 方法和 研究进展的综述性文献较多 [ 1, 2,...
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