Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
soil classification system
|
| gptkbp:basisFor |
soil classification worldwide
|
| gptkbp:developedBy |
gptkb:United_States_Department_of_Agriculture
|
| gptkbp:hasHierarchy |
gptkb:book_series
gptkb:family gptkb:state_order subfamily great group |
| https://www.w3.org/2000/01/rdf-schema#label |
USDA Soil Taxonomy (1960s)
|
| gptkbp:influencedBy |
gptkb:Soil_Classification:_A_Comprehensive_System_(Soil_Survey_Staff,_1960)
gptkb:Soil_Survey_Manual |
| gptkbp:introducedIn |
1960s
|
| gptkbp:order |
gptkb:Mollisols
gptkb:Spodosols gptkb:Alfisols gptkb:Andisols gptkb:Aridisols gptkb:Entisols gptkb:Gelisols gptkb:Histosols gptkb:Inceptisols gptkb:Oxisols gptkb:Ultisols gptkb:Vertisols |
| gptkbp:usedIn |
gptkb:United_States
|
| gptkbp:bfsParent |
gptkb:Alfisol
|
| gptkbp:bfsLayer |
6
|