Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:Soil
|
| gptkbp:characterizedBy |
clay-enriched subsoil
high base saturation |
| gptkbp:class |
gptkb:USDA_soil_taxonomy
|
| gptkbp:covers |
about 10% of Earth's ice-free land
|
| gptkbp:etymology |
from 'Al' (aluminum) and 'Fe' (iron)
|
| gptkbp:foundIn |
temperate humid and subhumid regions
|
| gptkbp:hasDiagnosticHorizon |
argillic horizon
|
| gptkbp:namedFor |
gptkb:USDA_Soil_Taxonomy_(1960s)
|
| gptkbp:parentMaterial |
varied (glacial, alluvial, loess, etc.)
|
| gptkbp:pH |
slightly acidic to neutral
|
| gptkbp:subfamily |
Aqualfs
Boralfs Cryalfs Udalfs Ustalfs Xeralfs |
| gptkbp:supports |
agriculture
forests |
| gptkbp:bfsParent |
gptkb:Natchez_silt_loam
gptkb:USDA_Soil_Taxonomy_(1960s) gptkb:USDA_soil_taxonomy |
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Alfisols
|