STUDIES ON THE CULTIVATION OF SPIRULINA PLATENSIS IN ALKALIC WATER OF LAKE CHENGHAI Separation, Purification and Structural Analysis of Acidic Heteropolysaccharides from Spirulina platensis Expression and Localization of FtsZ from Spirulina platensis in Escherichia coli Studies on the Growth Characteristics and Dynamic Model of Spirulina Under Continuous Culture Conditions Selenium-induced Changes in Activities of Antioxidant Enzymes and Contents of Photosynthetic Pigments in Spirulina platensis Isolation and Photosynthesis of Spheroplasts in Spirulina platensis Radiation Protective Effect of Polysaccharide from Spirulina platensis on Plant Cells from Radiation Genetic Damage SELECTION AND RAPD ANALYSIS OF A NEW SPIRULINA PLATENSISSTRAIN WITH HIGH PHYCOBILIPROTEINS CONTENTS Protective effects of polysacchride of Spirulina platensis and Sargassum thunbeergii on vascular of alloxan induced diabetic rats Effect of Cu2+ on PSⅡ Activity and Energy Transfer of Phycobillisome in Intact Cells of Spirulina platensis Effects of sulfur,selenium and tellurium on the growth of two species of Spirulina Study on the effective constituents of Spirulina platensis with supercritical fluid extraction and separation Study on nutritional ingredients of Spirulina major STUDIES ON MIDDLE TEMPERATURE STRAINS SELECTION OF SPIRULINA PLATENSIS THE EFFECT OF γ-IRRADIATION ON Spiruiina platensis EFFECTS OF CULTURAL CONDITIONS ON FATTY ACID COMPOSITION AND CONTENT IN SPIRULINA PLATENSIS Study on Mass Production of Phycobilins from PC Rich Strain of Spirulina platensis