Effects of Lipoxygenase on the Activities of Photosynthetic Electron Transport in Cucumber Leaves Effect of Cu2+ on PSⅡ Activity and Energy Transfer of Phycobillisome in Intact Cells of Spirulina platensis Observation of One Pheophytin a Molecule Not Associated with Primary Photochemistry in the Isolated Photosystem Ⅱ Reaction Center D1/D2/Cyt b559 Complex Effects of potassium deficiency on chlorophyll fluorescence in leaves of tea seedlings Effects of nitrogen fertilization on photosynthetic performance in maize leaf at grain filling stage Characteristics of Leaf Dehydration on Water Relation and Photosystem Ⅱ Activity in Two Desert Plants Study on the Energy Transfer Process Between the Photosystem Ⅱ Reaction Center and Light-Harvesting System Thermostability of PhotosystemⅡ in Low Chlorophyll b Rice Mutant Comparative Studies on Photosynthetic Fluorescence Spectra and Fluorescence Kinetics of Bryophytes Effects of Strong Light Coupled with High Temperature Treatment on Energy Transfer Between PSⅡ and PSⅠ in Tree Peony Leaves Effect of Doubled CO2 Concentration on Leaf Chlorophyll-protein Complexes in Several Plants The Effects of Chilling Temperature on Photosystem II of Cucumber Protective Effect of Pretreatment of Spinach Chloroplasts with Mg2+ Against Trypsin Mg2+ Induced Fluorescence Change in Relation to Thylakoid Surface Electric Charge in Two Varieties of Soybean Chloroplasts Effects of Burning on Net Photosynthetic Rate and Chlorophyll Fluorescence Parameters of Saplings