Augsnes--Humīnskābes saturs
type: Concept
created: 2008-02-14
modified: 2008-02-14
broader: Humīnskābe
in scheme: subject
preferred label: Soils--Humic acid content @en

Humīnskābe
type: Concept
narrower: Augsnes--Humīnskābes saturs
preferred label: Humic acid @en