ffects of Some Inhibitors on Potassium-and IAA-Induced Adventitious Root Formation of Excised Cucumber Cotyledon Physiological, Biochemical and Cytological Changes in Senescing Corolla of Four-O‘clock Flower K+ Accumulation in Poplar Roots Induced by Osmotic Stress Changes of Ribonuclease in Cotyledon Segment of Phaseolus radiatus L During Dedifferentiation OBSERVATION ON CHROMOSOMES OF GINKGO BILOBA BY USING MATERIALS RATHER THAN ROOT-TIP CELLS Relationship of the Brassinolide Promoted Epicotyl Elongation to Protein and Nucleic Acid Synthesis in Mung Bean Cuttings Influence of Inhibitors of Nucleic Acid Synthesis and Protein Synthesis on Glutamine Synthetase Gene Expression Induced by Nitrogen in Sugar Beet (Beta vulgaris L.) Responses to Ethylene and Protein Synthesis of Carnation Flowers