Effects of Silicon on Ultrastructure and Active Oxygen Metabolism in Mitochondria of Tomato Roots Under Drought Stress Effect of NaCl Stress on Growth, Cell Ultrastructure and Ion Homeostasis in Poplar Seedlings Influence of Vitrifying Cryopreservation Conditions on Cell Viability and Ultrastructure of Cercidiphyllum japonicum Normal Buds Changes in the Cell Ultrastructure and Calcium Distribution During Tomato Pedicel Abscission Effects of Silicon on Ultrastructure and Active Oxygen Metabolism in Mitochondria of Tomato Roots Under Drought Stress Changes in the Cell Ultrastructure and Calcium Distribution During Tomato Pedicel Abscission Effects of the micro-environment inside fruit bags on the structure of fruit peel in ‘Fuji’ apple Effect of Nitrogen Forms on Cell Ultrastructure and Photosynthesis of Tomato Under Salinity Effect of Nitrogen Forms on Cell Ultrastructure and Photosynthesis of Tomato Under Salinity Effects of molybdenum application on fatty acids and mesophyll cell ultrastructure of winter wheat leaves The interaction of NCS with phytohormones RELATIONSHIP BETWEEN ULTRASTRUCTURAL CHANGES AND SEED VIGOUR DURING GERMINATION OF CHINESE FIR SEED Ultrastructural Study of Mesophyll Cells During Their Dediff erentiation in Stevia rebaudiana Ultrastructural Study on Cell Dedifferentiation in Safflower Tissue Culture Correlation Between Lipid Preoxidation Damage and Ultrastructural Changes of Mesophyll Cells in Barley and Wheat Seedlings During Salt Stress INFLUENCE OF CALLUS IRRADIATION WITH ~(60)CoγRAYS ON THE CELL ULTRASTRUCTURE OF WHEAT