东昌湖生态系统服务功能及其影响因子分析

湖泊生态系统的服务功能划分为供给功能、支撑功能、调节功能和美学功能,各项功能的发挥程度与水文特征、水质状况、生物多样性、空间物理结构和湖滨景观五个影响因子有关.通过对东昌湖历史变迁的分析,总结得出各因子对东昌湖生态系统服务功能演变的影响及各功能的变化趋势(供给功能和支撑功能呈现先增强后削弱的变化,而调节功能和美学功能总体上呈增强趋势).最后,为使东昌湖生态系统良性循环提出建议:科学调引谭庄水库补水水源,综合考虑生态效益和经济效益,促进东昌湖的综合开发和可持续利用.

Ecosystem Service Function of Dongchang Lake and Influencing Factors Analysis

The ecosystem service function of lake include supplying function,supporting function,regulating function and aesthetics function.Exertion of all functions is related to hydrologic features,condition of water quality,biological diversity,spatial physical structure and landscape of the lake littoral zone.Based on the analysis of the history of Dongchang Lake,effects of influencing factors are analyzed(supplying function and supporting function were separately strengthened and then weakened,regulating function and aesthetics function were separately strengthened).At last,some suggestions are presented in order to ensure good circulation of ecosystem of Dongchang Lake.Tanzhuang Reservoir should be scientifically scheduled.Both ecological and economic benefits should be taken into account.It is the final aim to impel compositive and sustainable exploiture of Dongchang Lake.