From: A new GIS model for ecologically suitable distributions of medicinal plants
Field | Description | UNITS | DSMW | SOTWIS | CHINA | ESDB |
---|---|---|---|---|---|---|
T_GRAVEL | Topsoil gravel content | %vol. | √ | √ | √ | √ |
T_SAND | Topsoil sand fraction | % wt | √ | √ | √ | √ |
T_SILT | Topsoil silt fraction | % wt | √ | √ | √ | √ |
T_CLAY | Topsoil clay fraction | % wt | √ | √ | √ | √ |
T_USDA_TEX_CLASS | Topsoil USDA texture classification | Name | √ | √ | √ | √ |
T_REF_BULK_DENSITY | Topsoil reference bulk density | kg/dm3 | √ | √ | √ | √ |
T_OC | Topsoil organic carbon | % weight | √ | √ | √ | √ |
T_PH_H2O | Topsoil pH (H2O) | − log(H +) | √ | √ | √ | √ |
T_CEC_CLAY | Topsoil CEC (clay) | cmol/kg | √ | √ | √ | √ |
T_CEC_SOIL | Topsoil CEC (soil) | cmol/kg | √ | √ | √ | √ |
T_BS | Topsoil base saturation | % | √ | √ | √ | √ |
T_TEB | Topsoil TEB | cmol/kg | √ | √ | √ | √ |
T_CACO3 | Topsoil calcium carbonate | % weight | √ | √ | √ | √ |
T_CASO4 | Topsoil gypsum | % weight | √ | √ | √ | √ |
T_ESP | Topsoil sodicity (ESP) | % | √ | √ | √ | √ |
T_ECE | Topsoil SALINITY (Elco) | dS/m | √ | √ | √ | √ |