Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| gptkbp:dateOfBirth |
1907
|
| gptkbp:dateOfDeath |
1999
|
| gptkbp:fieldOfWork |
agronomy
soil science |
| gptkbp:nationality |
gptkb:American
|
| gptkbp:notableWork |
Our Soils and Their Management
Soils: An Introduction to Soils and Plant Growth |
| gptkbp:occupation |
gptkb:Soil
|
| gptkbp:bfsParent |
gptkb:Soil_Science_(book)
|
| gptkbp:bfsLayer |
8
|
| http://www.w3.org/2000/01/rdf-schema#label |
Roy L. Donahue
|