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The pigment flux to the sediment surface was studied in Lake Baikal to evaluate the validity of approaches reconstructing long-term variations in standing crops of phytoplankton by fossil pigment analysis. Chlorophylls and carotenoids were analysed by HPLC in suspended and settling matter and in the surface sediment of the central south basin (c. 1400-m water depth). Sedimentation rates of dry matter,...
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