Carotenoids in a 20,000-year-old sediment from Searles Lake, California.
D001688:Biological Products; D002140:California; D002338:Carotenoids; D060106:Lakes; D010860:Pigments, Biological / Q000032:analysis*
D001688:Biological Products; D010860:Pigments, Biological; D002338:Carotenoids
PIGMENTS/determination