兰州-西宁城市群国土空间演化特征及分区优化

罗君, 张学斌, 石培基

Spatial evolution characteristics and zoning optimization of Lanzhou-Xining urban agglomeration in the upper reaches of the Yellow River

Jun Luo, Xuebin Zhang, Peiji Shi

图6 生态空间核密度

Fig.6 Nuclear density map of ecological space