Nanjing Institute of Geography & Limnology, Chinese Academy of Sciences;
Key Laboratory of Watershed Geographic Sciences, Chinese Academy of Sciences;
College of Resources and Environment, University of Chinese Academy of Sciences;
School of Resource and Environmental Sciences, Wuhan University;
Jiangsu Research Center of Land and Resources;
spatial; function; regionalization; spatial; analysis; ecologically; significant; value; economically; significant; value; urbanized; region;