上海中心城区绿地植物群落多样性诊断和协调性评价

Diversity Analysis and Harmony Assessment on the Plant Community in Green Space of Central Shanghai

以上海中心城区绿地为对象,共调查植物群落样方489个,在建立上海中心城区绿地分类系统的基础上,对植物群落多样性进行了诊断与分析;构建以反映群落自然、社会、经济属性的自然度和健康度、观赏度和亲绿度、投入度和养管度为指标层的综合评价指标体系,对绿地植物群落的景观与生态协调性进行了评价,针对所发现的问题提出了提升、优化群落多样性与协调性的措施,并指出构建近自然型、节约型"地标性植物群落"在城市绿地建设中的重要性。

This article, studying on the green space of central Shanghai, where 489 community plots were surveyed, was to analyze the diversity of plant communities based on establishing the vegetation classification system. Moreover, a landscape- ecological benefit harmonious index assessment system, combining nature degree and healthy degree, aesthetic degree and green-nearness degree, investment degree and management degree, was raised to reflect the natural, social and economical characteristJcs of the plant community. The system aims to synthetically evaluate the central Shanghars plant community. Aimed at the problems, new methods were introduced to improve and optimize the diversity and harmony of plant communities. And the importance of near-natural and saving landmark plant community in urban green space construction were emphasized.