Novel Evidence for a Reversible Dissociation of Light-harvesting Complex II from Photosystem II Reaction Center Complex Induced by Saturating Light Illumination in Soybean Leaves Isolation of the Main Light-harvesting Chlorophyll a/b-protein Complex from Thylakoid Membranes of Marine Alga, Bryopsis corticulans Studies on Femtosecond Fluorescence Properties of Light-harvesting Complex in Photosystem ¢ò