Investigation of the descomposition of organic matter in natural waters.
Krause, Heinrich R.,
Investigation of the descomposition of organic matter in natural waters.
AGUAS--ANALISIS.
MATERIA ORGANICA--DESCOMPOSICION.
MATERIA ORGANICA--DISUELTA.
FOLLETOS
Investigation of the descomposition of organic matter in natural waters.
AGUAS--ANALISIS.
MATERIA ORGANICA--DESCOMPOSICION.
MATERIA ORGANICA--DISUELTA.
FOLLETOS