Biochemical oxygen demand
type: Concept
notation: TD737
related: Water--Dissolved oxygen

Oxygen
type: Concept
notation: TP245.O9
notation: QD181.O1

Water--Composition
type: Concept
notation: QD169.W3

Water--Dissolved oxygen
type: Concept
created: 1986-02-11T00:00:00
modified: 1996-08-08T16:37:37
alternative label: Dissolved oxygen in water
broader: Water--Composition
broader: Oxygen
in scheme: lcsh
member: collection LCSHAuthorizedHeadings
member: collection LCSH General
member: collection SubdivideGeographicalIndirect
related: Biochemical oxygen demand