COMPARATIVE STUDIES ON THE INTENSITY OF PHOTOSYNTHESIS BETWEEN Bt TRANSGENIC HYBRID COTTON AND ITS PARENTS STUDY ON THE STOMATAL AND NONSTOMATAL LIMITATION DURING THE DIURNAL COURSE OF PHOTOSYNTHESIS IN SOYBEAN LEAVES Characteristics of photosynthesis and photosynthetic carbon fixation capacity of five mangrovetree species in Zhanjiang City Analysis of photosynthetic simulation by a biochemical model or mathematical model in greenhouse eggplant The diurnal course of photosynthesis of the endangered species Tibetan Cupressus gigantea in Tibet Plateau Diurnal Course of Photosynthetic Characteristics of Pinus yunnanensisand Its Correlation with Leaf Surface Micro-meteorological Factors