Abstract
Nitrogen incorporation into total particulate suspended matter, hydrolysable amino acids and bacterial biomarker d-Alanine was assessed seasonally in the coastal North Sea using 15N-labeled ammonium, nitrate, nitrite and 15N- and 13C-labeled urea, glycine, leucine, phenylalanine, and two complex pools of dissolved organic matter (DOM) derived from algal and bacterial cultures
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