PDF(276 KB)
Quantitative analysis of the dynamic change and spatial differences of the ecological security: a case study of Loess Plateau in northern Shaanxi Province
地理学报(英文版) ›› 2006, Vol. 16 ›› Issue (2) : 251-256.
PDF(276 KB)
PDF(276 KB)
Quantitative analysis of the dynamic change and spatial differences of the ecological security: a case study of Loess Plateau in northern Shaanxi Province
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