Preliminary Study of the Benthic Marine Algae on the Northern Bohai Sea Coast Three-stage Transformation of Chlorophyll Transient Fluorescence Pattern Under Sustained Dehydration and the Discovery of Critical Water Content in Seaweeds (in English) THE SUBSTANCES SCAVENGING OXYGEN FREE RADICALS IN MARINE ALGAE Study on 3 Species of Marine Algae about the Changes of Elements by SR-XRF in Qingdao of China Molecular identification and classification of a marine algae ST3 Studies on Biosynthesis of Algal Toxins in Red Tide:A Review