Fig. 4

Spatial distribution of key environmental factors in the Qinba Mountains: (a) Elevation; (b) Slope; (c) NDVI; (d) Annual precipitation; (e) Land use; (f) Soil types.

Spatial distribution of key environmental factors in the Qinba Mountains: (a) Elevation; (b) Slope; (c) NDVI; (d) Annual precipitation; (e) Land use; (f) Soil types.