JEFFREY, L M The effect of pH of external solution on oxygen consumption of onion root tissue. [electronic resource] - Journal of cellular and comparative physiology Oct 1951 - 207-16 p. digital Publication Type: Journal Article ISSN: 0095-9898 Standard No.: 10.1002/jcp.1030380207 doi Subjects--Topical Terms: Hydrogen-Ion ConcentrationOnionsOxygen--metabolismOxygen ConsumptionPlants--metabolism