Fig. 10

Spatial distribution of environmental variables at the study sites. a Soil moisture prediction at site 1, b pH prediction at site 1, c sand prediction at site 1, d clay prediction at site 1, e slit prediction at site 1, f soil moistures prediction at site 2, g SOM prediction at site 2, h salinity prediction at site 2, i sand prediction at site 2, j clay prediction at site 2, and k silt prediction at site 2. Marks show the quadrats of groups A–C, and the control quadrats