汾河流域生态系统服务供需匹配特征与分区管控

宋洁, 张龙飞, 宋文凯, 陈培森, 何雨函, 梁雯

Supply-demand matching of ecosystem services and zoning control in the Fenhe River Basin， China

Jie Song, Longfei Zhang, Wenkai Song, Peisen Chen, Yuhan He, Wen Liang

图2 最佳聚类数

Fig.2 The optimal clustering number