title: A stable isotope trace method to measure silicic acid uptake by marine phytoplankton.
mesh_terms: D007553:Isotope Labeling; D013058:Mass Spectrometry / Q000379:methods; D008433:Mathematics; D010839:Phytoplankton / Q000378:metabolism*; D010933:Plankton / Q000378:metabolism*; D012623:Seawater; D012824:Silicic Acid / Q000378:metabolism*; D012822:Silicon Dioxide / Q000378:metabolism*
chemical_list: D012824:Silicic Acid; D012822:Silicon Dioxide