62LANDSCAPEPLANNINGANDDESIGN风景园林规划设计文章编号:1000-0283(2024)02-0062-10DOI:10.12193/j.laing.2024.02.0062.008中图分类号:TU986文献标志码:A收稿日期:2023-08-04修回日期:2023-11-08摘要随着城市化和农业规模化加剧,自然流域遭到破坏,生态环境面临严重威胁。基于开源软件InVEST模型对淀山湖片区2015年和2022年的生境质量进行评估。结果表明,城市化与农业扩张对生态系统造成了较大影响,导致淀山湖生境质量整体下降。针对不同的威胁因素与退化程度,总结出5种景观优化策略,并以柳河上游沿岸为例,进行景观设计改造。总体上说,采用的生态模型评估方法提供了淀山湖片区生境质量的时空分布信息,并以案例设计为决策者提供参考,有助于改进城市规划和发展,促进城市河湖沿线生境保护。关键词土地利用变化;InVEST模型;生境质量;景观策略;生态修复;淀山湖AbstractWiththeintensificationofurbanizationandagriculturalscale,naturalwatershedshavebeendamaged,andtheecologicalenviron-mentfacesseriousthreats.Therefore,theopen-sourcesoftwareInVESTwasusedtoassessthehabitatqualityintheDianshanLakeareain2015and2022.Theresultsshowedthaturbanizationandagriculturalexpansionhadasignificantimpactontheecosystem,leadingtoanoveralldeclineinhabitatqualityinDianshanLake.Accordingtodifferentthreatfactorsanddegradationdegree,fivelandscapeoptimizationstrategiesaresummarizedandconductedlandscapedesignrenovationalongtheupstreamcoastoftheLiuRiverasanexample,Ingeneral,theadoptedecologicalmodelassessmentmethodprovidesthespatialandtemporaldistributioninformationofhabitatqualityinDianshanLakearea,andprovidesreferencesignificancefordecisionmakerswithcasedesign,whichishelpfultoimproveurbanplanninganddevelopmenttoimprovehabitatconservationalongtheurbanrivers.Keywordsland-usechange;InVESTmodel;habitatquality;landscapestrategies;ecologicalrestoration;DianshanLake园林,2024,41(02):62-71.周维世1999年生/男/安徽合肥人/在读硕士研究生/研究方向风景园林规划与设计翟俊1962年生/男/江苏南京人/教授/研究方向为景观都市主义、景观城市、景观基础设施、长三角生态绿色一体化*通信作者(Authorforcorrespondence)E-mail:info@eastscape.com基于InVEST模型的淀山...