Time series analysis of nutrient inputs to the Baltic Sea and changing DSi:DIN ratios Rahm, L. ; Conley, D. ; Sandén, P. ; Wulff, F. ; Stålnacke, P. Abstract Publication: Marine Ecology Progress Series Pub Date: 1996 DOI: 10.3354/meps130221 Bibcode: 1996MEPS..130..221R