maaperä
type: Concept
narrower: pohjamaa
preferred label: jord @sv
preferred label: soil @en

muokkauskerros
type: Concept
related: pohjamaa

pohjamaa
type: Concept
broader: maaperä
in scheme: conceptscheme
preferred label: subsoil @en
related: jankko
related: muokkauskerros
cc: C22 viljely

jankko
type: Concept
preferred label: subsoil @en
related: pohjamaa