Statements (22)
Predicate | Object |
---|---|
gptkbp:instanceOf |
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
|
https://www.w3.org/2000/01/rdf-schema#label |
Alfisols
|
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
|
gptkbp:bfsLayer |
6
|