EFFECTS OF PROTEIN MODIFIERS, DENATURANTS AND ACTIVE OXYGEN ON PHOTOSYSTEM Ⅱ PHOTOINACTIVATION OF SPINACH LEAVES Application of SUMO Protein in Fusion Expression System EFFECTS OF PROTEIN MODIFIERS ON PHOTOSYNTHESIS IN DUNALIELLA SALINA Effects of fertilizer and soil additives on plant nutrient utilization in a degraded soil BREEDING OF QUALITY PROTEIN MAIZE BY MOLECULAR GENETIC APPROACHES Optimization of modifiers and process for changing superficial hydrophilicity of Indigo Naturalis Effect of various modifiers on migration and accumulation of heavy metals RESEARCHES IN THE APPLICATION OF THE MODIFIED PHENOL-FORMALDEHYDE RESIN BY LARIX SSP.TANNING EXTRACT Study on physical and chemical properties of flying coal ashes and the releasing patterns of silicon