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pH of soil H2O (PHs_H2O)
[Unitless]
land use (Land_use)
(Unitless)
Soil texture sand content (Sand)
[Unitless]
Soil texture silt content (Silt)
[Unitless]
Soil texture clay content (Clay)
[Unitless]
Bulk density (Bd)
[Gram per cubic centimeter]
Thickness of the horizon (Horizon_thickness)
[Meter]
Total nitrogen of soil (TNs)
[Gram per kilogram]
Soil organic carbon (OCs)
[Gram per kilogram]
Total phosphorus soil (TPs)
[Gram per kilogram]
ID of the sample (SampleID)
(Unitless)
Base saturation of soil (BS)
[Percent]
effective cation exchange capacity (ECEC)
[Microequivalent per gram]
soil type (Soil_type)
(Unitless)
Date and Time (datetime)
(Unitless)
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